1 2010-04-16 Jeff Law <law@redhat.com>
3 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
4 needing assignment rather than doing a two-phase assignment.
6 2010-04-16 Jakub Jelinek <jakub@redhat.com>
9 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
11 2010-04-16 Doug Kwan <dougkwan@google.com>
13 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
14 (next_operand_entry_id): New static variable.
15 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
16 (add_to_ops_vec): Assigned unique ID to operand entry.
17 (struct oecount_s): New field ID.
18 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
19 (undistribute_ops_list): Assign unique IDs to oecounts.
20 (init_reassoc): reset next_operand_entry_id.
22 2010-04-16 Doug Kwan <dougkwan@google.com>
24 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
25 missing left parenthesis.
27 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
29 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
30 *btdi_rex64 using SWI48 mode iterator.
31 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
32 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
35 2010-04-16 Anatoly Sokolov <aesok@post.ru>
37 * double-int.h (tree_to_double_int): Convert to macro.
38 * double-int.c (tree_to_double_int): Remove.
40 2010-04-16 Jakub Jelinek <jakub@redhat.com>
43 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
44 with want_address 2 and in case a single element list might be
45 possible, call it again with want_address 0.
47 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
49 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
50 case 'W' print operands for HI mode.
51 * config/h8300/h8300.h (Y0, Y2) : New constraints.
52 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
53 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
54 * config/h8300/predicate.md (bit_register_indirect_operand): New.
56 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
58 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
59 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
62 * config/h8300/h8300.md (inverted load with HImode dest): Add
65 * config/h8300/predicate.md (bit_operand): Allow immediate values that
66 satisfy 'U' constraint.
68 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
70 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
72 * configure: Regenerate.
73 * config.in: Regenerate.
74 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
77 2010-04-16 Richard Guenther <rguenther@suse.de>
79 * tree.h (struct tree_decl_minimal): Move pt_uid ...
80 (struct tree_decl_common): ... here.
81 (DECL_PT_UID): Adjust.
82 (SET_DECL_PT_UID): Likewise.
83 (DECL_PT_UID_SET_P): Likewise.
85 2010-04-16 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/43572
88 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
89 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
90 * tree-flow.h (is_call_clobbered): Remove.
91 * tree-flow-inline.h (is_call_clobbered): Likewise.
92 * tree-dfa.c (dump_variable): Do not dump call clobber state.
93 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
94 (execute_return_slot_opt): Adjust.
95 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
96 check for call clobbered vars here.
97 (find_tail_calls): Move tailcall verification to the
100 2010-04-16 Diego Novillo <dnovillo@google.com>
102 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
105 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
108 * config/arm/arm.md (cbranchqi4): New pattern.
109 * config/arm/predicates.md (const0_operand,
110 cbranchqi4_comparison_operator): New predicates.
112 2010-04-16 Richard Guenther <rguenther@suse.de>
114 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
115 (dump_gimple_stmt): Likewise.
117 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
119 * recog.h (struct recog_data): New field is_operator.
120 (struct insn_operand_data): New field is_operator.
121 * recog.c (extract_insn): Set recog_data.is_operator.
122 * genoutput.c (output_operand_data): Emit code to set the
124 * reload.c (find_reloads): Use it rather than testing for an
125 empty constraint string.
128 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
129 If the previous insn is a cbranchsi4_insn with the same arguments,
130 omit the compare instruction.
132 * config/arm/arm.md (addsi3_cbranch): If destination is a high
133 register, inputs must be low registers and we need a low register
134 scratch. Handle alternative 2 like alternative 3.
136 2010-04-16 Jakub Jelinek <jakub@redhat.com>
138 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
139 don't call get_addr on both. If one expression is a VALUE and
140 the other a REG, check VALUE's locs if the REG isn't among them.
142 2010-04-16 Christian Bruel <christian.bruel@st.com>
144 * config/sh/sh.h (sh_frame_pointer_required): New function.
145 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
146 (flag_omit_frame_pointer) Set.
147 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
148 (rounded_frame_size): Adjust size with outgoing_args_size.
149 (sh_set_return_address): Must return from stack pointer.
150 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
151 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
152 (ACCUMULATE_OUTGOING_ARGS): Define.
153 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
154 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
156 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
159 * config/sh/sh.c (sh_legitimize_reload_address): Use
160 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
161 Remove a unneeded check for offset_base.
163 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
165 * configure: Regenerated.
167 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
169 * config/s390/s390.c (s390_call_save_register_used): Switch back
172 2010-04-15 Richard Guenther <rguenther@suse.de>
174 * alias.c (alias_set_subset_of): Handle alias-set zero
177 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
178 Julian Brown <julian@codesourcery.com>
180 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
181 alternatives according to use of high and low regs.
182 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
183 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
184 optimizing for size on Thumb-2.
186 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
188 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
190 2010-04-15 Richard Guenther <rguenther@suse.de>
192 * tree-ssa-structalias.c (struct variable_info): Add
194 (new_var_info): Initialize it.
195 (dump_constraints): Support printing last added constraints.
196 (debug_constraints): Adjust.
197 (dump_constraint_graph): Likewise.
198 (make_heapvar_for): Check for NULL cfun.
199 (get_function_part_constraint): New function.
200 (get_fi_for_callee): Likewise.
201 (find_func_aliases): Properly implement IPA PTA constraints.
202 (process_ipa_clobber): New function.
203 (find_func_clobbers): Likewise.
204 (insert_into_field_list_sorted): Remove.
205 (create_function_info_for): Properly allocate vars for IPA mode.
206 Do not use insert_into_field_list_sorted.
207 (create_variable_info_for): Properly generate constraints for
208 global vars in IPA mode.
209 (dump_solution_for_var): Always dump the solution.
210 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
211 (find_what_var_points_to): Adjust.
212 (pt_solution_set): Change.
213 (pt_solution_ior_into): New function.
214 (pt_solution_empty_p): Export.
215 (pt_solution_includes_global): Adjust.
216 (pt_solution_includes_1): Likewise.
217 (pt_solutions_intersect_1): Likewise.
218 (dump_sa_points_to_info): Check some invariants.
219 (solve_constraints): Move constraint dumping ...
220 (compute_points_to_sets): ... here.
221 (ipa_pta_execute): ... and here.
222 (compute_may_aliases): Do not re-compute points-to info
223 locally if IPA info is available.
224 (ipa_escaped_pt): New global var.
225 (ipa_pta_execute): Properly implement IPA PTA.
226 * tree-into-ssa.c (dump_decl_set): Support dumping
227 decls not in referenced-vars.
228 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
229 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
230 (dump_points_to_solution): Likewise.
231 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
232 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
233 (remap_gimple_stmt): Reset call clobber/use information if
235 (copy_decl_to_var): Copy DECL_PT_UID.
236 (copy_result_decl_to_var): Likewise.
237 * tree.c (make_node_stat): Initialize DECL_PT_UID.
238 (copy_node_stat): Copy it.
239 * tree.h (DECL_PT_UID): New macro.
240 (SET_DECL_PT_UID): Likewise.
241 (DECL_PT_UID_SET_P): Likewise.
242 (struct tree_decl_minimal): Add pt_uid member.
243 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
244 (pt_solution_empty_p): Declare.
245 (pt_solution_set): Adjust.
246 (ipa_escaped_pt): Declare.
247 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
248 * gimple-pretty-print.c (pp_points_to_solution): New function.
249 (dump_gimple_call): Dump call clobber/use information.
250 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
251 * tree-pass.h (TDF_ALIAS): New dump option.
252 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
253 * doc/invoke.texi (-fipa-pta): Update documentation.
255 2010-04-15 Richard Guenther <rguenther@suse.de>
257 * Makefile.in (OBJS-common): Add gimple-fold.o.
258 (gimple-fold.o): New rule.
259 * tree.h (maybe_fold_offset_to_reference,
260 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
262 * gimple.h: ... here.
263 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
264 may_propagate_address_into_dereference): Move prototypes ...
265 * gimple.h: ... here.
266 * tree-ssa-ccp.c (get_symbol_constant_value,
267 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
268 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
269 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
270 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
271 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
272 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
273 gimplify_and_update_call_from_tree): Move ...
274 * gimple-fold.c: ... here. New file.
275 (ccp_fold_builtin): Rename to ...
276 (gimple_fold_builtin): ... this.
277 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
279 2010-04-15 Richard Guenther <rguenther@suse.de>
281 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
282 fit_double_type, force_fit_type_double, add_double_with_sign,
283 neg_double, mul_double_with_sign, lshift_double, rshift_double,
284 lrotate_double, rrotate_double, div_and_round_double): Move ...
285 * double-int.c: ... here.
286 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
287 add_double, neg_double, mul_double_with_sign, mul_double,
288 lshift_double, rshift_double, lrotate_double, rrotate_double,
289 div_and_round_double): Move prototypes ...
290 * double-int.h: ... here.
292 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
295 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
296 matching constraints to ensure inputs match the output.
298 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
301 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
302 in an input-only operand.
304 2010-04-15 Anatoly Sokolov <aesok@post.ru>
306 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
307 (double_int_not, double_int_lshift, double_int_rshift): Declare.
308 (double_int_negative_p): Convert to static inline function.
309 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
310 (double_int_negative_p): Remove.
311 * tree.h (lshift_double, rshift_double):
312 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
313 * fold-const.c (fold_convert_const_int_from_real,
314 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
315 (lshift_double): Change type of arith argument to bool.
316 (rshift_double): Change type of arith argument to bool. Correct
318 * expmed.c (mask_rtx, lshift_value): (Ditto.).
320 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
323 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
324 at the start and end of the then/else blocks, and omit them from the
326 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
327 argument; all callers changed. Pass zero to old_insns_match_p instead.
328 (flow_find_head_matching_sequence): New function.
329 (old_insns_match_p): Check REG_EH_REGION notes for calls.
330 * basic-block.h (flow_find_cross_jump,
331 flow_find_head_matching_sequence): Declare functions.
333 2010-04-14 Jason Merrill <jason@redhat.com>
336 * c-common.c (attribute_takes_identifier_p): New fn.
337 * c-common.h: Declare it.
339 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
343 (*udivmod<mode>4): Ditto.
345 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/i386.md (maxmin_int): Rename code attribute from
348 maxminiprefix and update all users.
349 (maxmin_float): Ditto from maxminfprefix.
350 (logic): Ditto from logicprefix.
351 (absneg_mnemonic): Ditto from absnegprefix.
352 * config/i386/mmx.md: Update all users of maxminiprefix,
353 maxminfprefix and logicprefix for rename.
354 * config/i386/sse.md: Ditto.
355 * config/i386/sync.md (sync_<code><mode>): Update for
358 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
361 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
362 warnings converted to errors.
364 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
366 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
367 used insn_type variable.
368 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
369 to avoid set-but-not-used warning.
371 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
373 * df-core.c (df_ref_debug): Change format string placeholder
375 * dwarf2asm.c (dw2_asm_output_data_raw,
376 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
377 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
378 * dwarf2out.c (output_cfi, output_cfi_directive,
379 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
380 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
382 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
383 * print-rtl.c (print_rtx): Ditto.
385 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
388 * builtins.c (expand_builtin_pow_root): New function to expand pow
389 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
390 series of sqrt and cbrt calls under -ffast-math.
391 (expand_builtin_pow): Call it.
393 2010-04-14 Michael Matz <matz@suse.de>
395 PR tree-optimization/42963
396 * tree-cfg.c (touched_switch_bbs): New static variable.
397 (group_case_labels_stmt): New function broken out from ...
398 (group_case_labels): ... here, use the above.
399 (start_recording_case_labels): Allocate touched_switch_bbs.
400 (end_recording_case_labels): Deallocate it, call
401 group_case_labels_stmt.
402 (gimple_redirect_edge_and_branch): Remember index of affected BB.
404 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
409 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
413 2010-04-13 Jan Hubicka <jh@suse.cz>
415 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
416 of optimized out static functions.
417 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
418 cost computation. Also sanity check for overflows.
419 (update_caller_keys): Update cgraph_edge_badness call; properly
420 update fibheap and sanity check that it is up to date.
421 (add_new_edges_to_heap): Update cgraph_edge_badness.
422 (cgraph_decide_inlining_of_small_function): Likewise;
423 add sanity checking that badness in heap is up to date;
424 improve dumping of reason; Update badness of calls to the
425 offline copy of function currently inlined; dump badness
426 of functions not inlined because of unit growth limits.
428 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
431 * c-common.c (pointer_int_sum): Disregard overflow that occured only
432 because of sign-extension change when converting to sizetype here...
433 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
435 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
436 the folding to constants. Remove redundant final conversion.
437 (fold_binary) <associate>: Do not associate if the re-association of
438 constants alone overflows.
439 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
440 to the end of the list.
441 (multiple_of_p) <COND_EXPR>: New case.
443 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
445 * opt-functions.awk (opt_sanitized_name): New.
447 * optc-gen.awk: Use it
448 * opth-gen.awk: Use it.
450 2010-04-13 Martin Jambor <mjambor@suse.cz>
452 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
453 (sra_modify_assign): Delete stmts loading dead data even if racc has no
454 children. Call replace_uses_with_default_def_ssa_name to handle
457 2010-04-13 Michael Matz <matz@suse.de>
460 * builtins.c (expand_builtin_interclass_mathfn): Also create
461 a register if the predicate doesn't match.
463 2010-04-13 Diego Novillo <dnovillo@google.com>
465 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
466 * c-pch.c: Include timevar.h.
467 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
468 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
469 * ggc-common.c: Include timevar.h.
470 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
471 * timevar.def (TV_PCH_SAVE): Define.
472 (TV_PCH_CPP_SAVE): Define.
473 (TV_PCH_PTR_REALLOC): Define.
474 (TV_PCH_PTR_SORT): Define.
475 (TV_PCH_RESTORE): Define.
476 (TV_PCH_CPP_RESTORE): Define.
478 2010-04-13 Michael Matz <matz@suse.de>
480 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
482 (can_reassociate_p): New function.
483 (break_up_subtract_bb, reassociate_bb): Use it.
485 2010-04-13 Richard Guenther <rguenther@suse.de>
488 * builtins.c (c_readstr): Fix assert.
490 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
493 when generating cltd insn.
495 (*ashl<mode>3_1): Remove special handling for register operand 2.
496 (*ashlsi3_1_zext): Ditto.
498 (*ashlhi3_1_lea): Ditto.
500 (*ashlqi3_1_lea): Ditto.
501 (*<shiftrt_insn><mode>3_1): Ditto.
502 (*<shiftrt_insn>si3_1_zext): Ditto.
503 (*<shiftrt_insn>qi3_1_slp): Ditto.
504 (*<rotate_insn><mode>3_1): Ditto.
505 (*<rotate_insn>si3_1_zext): Ditto.
506 (*<rotate_insn>qi3_1_slp): Ditto.
508 2010-04-13 Richard Guenther <rguenther@suse.de>
510 * tree-ssa-structalias.c (callused_id): Remove.
511 (call_stmt_vars): New.
512 (get_call_vi): Likewise.
513 (lookup_call_use_vi): Likewise.
514 (lookup_call_clobber_vi): Likewise.
515 (get_call_use_vi): Likewise.
516 (get_call_clobber_vi): Likewise.
517 (make_transitive_closure_constraints): Likewise.
518 (handle_const_call): Adjust to do per-call call-used handling.
519 (handle_pure_call): Likewise.
520 (find_what_var_points_to): Remove general callused handling.
521 (init_base_vars): Likewise.
522 (init_alias_vars): Initialize call_stmt_vars.
523 (compute_points_to_sets): Process call-used and call-clobbered
524 vars for call statements.
525 (delete_points_to_sets): Free call_stmt_vars.
527 2010-04-13 Richard Guenther <rguenther@suse.de>
529 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
530 Only add RW dependence for dependence distance zero.
531 Adjust maximal vectorization factor according to dependences.
532 Move alignment handling ...
533 (vect_find_same_alignment_drs): ... here. New function.
534 (vect_analyze_data_ref_dependences): Adjust.
535 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
536 (vect_analyze_data_refs): Adjust minimal vectorization factor
537 according to data references.
538 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
539 dependences before determining the vectorization factor.
540 Analyze alignment after determining the vectorization factor.
541 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
542 dependences before alignment.
543 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
545 (vect_analyze_data_refs): Likewise.
546 (MAX_VECTORIZATION_FACTOR): New define.
548 2010-04-13 Duncan Sands <baldrick@free.fr>
550 * except.h (lang_eh_type_covers): Remove.
551 * except.c (lang_eh_type_covers): Likewise.
553 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
554 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
556 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
557 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
558 UNITS_PER_LONG where it is ABI relevant.
559 (s390_return_addr_rtx): Likewise.
560 (s390_back_chain_rtx): Likewise.
561 (s390_frame_area): Likewise.
562 (s390_frame_info): Likewise.
563 (s390_initial_elimination_offset): Likewise.
564 (save_gprs): Likewise.
565 (s390_emit_prologue): Likewise.
566 (s390_emit_epilogue): Likewise.
567 (s390_function_arg_advance): Likewise.
568 (s390_function_arg): Likewise.
569 (s390_va_start): Likewise.
570 (s390_gimplify_va_arg): Likewise.
571 (s390_function_profiler): Likewise.
572 (s390_optimize_prologue): Likewise.
573 (s390_rtx_costs): Likewise.
574 (s390_secondary_reload): Likewise.
575 (s390_promote_function_mode): Likewise.
576 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
577 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
579 (s390_unwind_word_mode): New function.
580 (s390_function_value): Split 64 bit values into register pair if
581 used as return value.
582 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
583 function call parameters. Handle parallels.
584 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
585 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
586 (DWARF_CIE_DATA_ALIGNMENT): New macro.
587 (s390_expand_setmem): Remove unused variable src_addr.
588 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
589 deal with 64 bit registers.
590 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
591 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
592 (UNITS_PER_LONG): New macro.
593 * libjava/include/s390-signal.h: Define extended ucontext
594 structure containing the upper halfs of the 64 bit registers.
596 2010-04-13 Simon Baldwin <simonb@google.com>
598 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
600 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
602 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
603 rvalue on the RHS if the LHS is of a non-renamable type.
604 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
606 2010-04-13 Matthias Klose <doko@ubuntu.com>
608 * gcc.c (cc1_options): Handle -iplugindir before processing
609 the cc1 spec. Only add -iplugindir once.
610 (cpp_unique_options): Add -iplugindir option if -fplugin* options
612 * common.opt (iplugindir): Remove `Separate' property, initialize.
613 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
615 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
616 (distclean): Remove plugin dir.
617 * doc/invoke.texi: Document -iplugindir.
619 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
621 * doc/plugins.texi (Loading Plugins): Document short
623 (Plugin API): Mention default_plugin_dir_name function.
625 * gcc.c (find_file_spec_function): Add new declaration.
626 (static_spec_func): Use it for "find-file".
627 (find_file_spec_function): Add new function.
628 (cc1_options): Add -iplugindir option if -fplugin* options found.
630 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
632 * plugin.c (add_new_plugin): Updated comment, and handle short
634 (default_plugin_dir_name): Added new function.
636 * common.opt (iplugindir): New option to set the plugin directory.
638 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/i386.md (any_rotate): New code iterator.
641 (rotate_insn): New code attribute.
643 (SWIM124): New mode iterator.
644 (<rotate_insn>ti3): New expander.
645 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
646 any_rotate code iterator.
647 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
648 using any_rotate code iterator and SWIM124 mode iterator.
649 (ix86_rotlti3): New insn_and_split pattern.
650 (ix86_rotrti3): Ditto.
651 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
652 ix86_rotl{di,ti}3 patterns.
653 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
654 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
655 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
656 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
657 code iterator and SWI mode iterator.
658 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
659 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
661 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
662 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
663 (bswap rotatert splitter): Add splitter.
664 (bswap splitter): Macroize splitter using any_rotate code iterator.
665 Add insn predicate to split only for TARGET_USE_XCHGB or when
666 optimizing function for size.
668 2010-04-12 Steve Ellcey <sje@cup.hp.com>
670 * config/pa/pa.c (emit_move_sequence): Remove use of
671 deleted variable flag_argument_noalias.
673 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
675 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
677 Add to unsupported targets list.
678 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
679 sparc*-sun-solaris2.[567]* from target lists.
680 * configure: Regenerate.
681 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
683 Remove Solaris 7 patch references.
684 (Specific, sparc-sun-solaris2.7): Removed.
685 (sparc-sun-solaris2*): Update Solaris 7 example.
686 (sparc64-*-solaris2*): Likewise.
688 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
690 * config.build (alpha*-dec-osf4*): Remove.
691 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
692 of obsolete configurations.
693 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
695 * config/alpha/t-osf4: Renamed to ...
696 * config/alpha/t-osf5: ... this.
697 * config/alpha/osf.h: Renamed to ...
698 * config/alpha/osf5.h: ... this.
699 Merged old osf5.h contents.
701 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
702 (EXTRA_SPECS): Removed.
703 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
704 reflect removal of Tru64 UNIX V4.0/V5.0 support.
707 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
709 * doc/contrib.texi (Contributors, Rainer Orth): Update.
711 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
714 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
715 __thiscall convention.
717 2010-04-12 Steve Ellcey <sje@cup.hp.com>
719 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
721 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
723 2010-04-12 Steve Ellcey <sje@cup.hp.com>
725 * function.c (assign_parms_initialize_all): Add unused attribute
728 2010-04-12 Richard Guenther <rguenther@suse.de>
730 * gsstruct.def (GSS_CALL): New.
731 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
732 * gimple.h: Include tree-ssa-alias.h.
733 (struct gimple_statement_call): New.
734 (union gimple_statement_struct_d): Add gimple_call member.
735 (gimple_call_reset_alias_info): Declare.
736 (gimple_call_use_set): New function.
737 (gimple_call_clobber_set): Likewise.
738 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
739 * gimple.c (gimple_call_reset_alias_info): New function.
740 (gimple_build_call_1): Call it.
741 * lto-streamer-in.c (input_gimple_stmt): Likewise.
742 * tree-inline.c (remap_gimple_stmt): Likewise.
743 (expand_call_inline): Remove callused handling.
744 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
745 * tree-dfa.c (dump_variable): Likewise.
746 * tree-parloops.c (parallelize_loops): Likewise.
747 * tree-ssa.c (init_tree_ssa): Likewise.
748 (delete_tree_ssa): Likewise.
749 * tree-flow-inline.h (is_call_used): Remove.
750 * tree-flow.h (struct gimple_df): Remove callused member.
751 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
752 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
753 (ref_maybe_used_by_call_p_1): Simplify.
754 (call_may_clobber_ref_p_1): Likewise.
755 * tree-ssa-structalias.c (compute_points_to_sets): Set
756 the call stmt used and clobbered sets.
757 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
758 (find_tail_calls): Verify the tail call.
760 2010-04-12 Richard Guenther <rguenther@suse.de>
762 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
763 single-iteration always-inline inlining.
764 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
765 (cgraph_decide_inlining): Do not handle always-inline specially.
766 (try_inline): Remove always-inline cycle detection special case.
767 Do not recurse on always-inlines.
768 (cgraph_early_inlining): Do not iterate if not optimizing.
769 (cgraph_gate_early_inlining): remove.
770 (pass_early_inline): Run unconditionally.
771 (gate_cgraph_decide_inlining): New function.
772 (pass_ipa_inline): Use it. Do not run the IPA inliner if
773 not inlining or optimizing.
774 (cgraph_decide_inlining_of_small_functions): Also consider
775 always-inline functions.
776 (cgraph_default_inline_p): Return true for nodes which should
777 disregard inline limits.
778 (estimate_function_body_sizes): Assume zero size and time for
779 nodes which are marked as disregarding inline limits.
780 (cgraph_decide_recursive_inlining): Do not perform recursive
781 inlining on always-inline nodes.
783 2010-04-12 Jakub Jelinek <jakub@redhat.com>
786 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
787 for exprs satisfying handled_component_p.
789 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
791 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
792 non-constant aggregate elements.
794 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
795 is a real initialization.
797 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
800 * c-decl.c (start_function): Move forward check for nested function.
802 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
804 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
805 * config/sh/sh.c: Include reload.h.
806 (sh_legitimize_reload_address): New.
807 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
808 sh_legitimize_reload_address.
810 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
812 * config/sh/sh.md (*movqi_pop): New insn pattern.
813 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
815 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
817 * config/i386/i386.md (any_shiftrt): New code iterator.
818 (shiftrt_insn): New code attribute.
820 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
821 using any_shiftrt code iterator.
822 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
823 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
824 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
825 pattern from corresponding peephole2 patterns.
826 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
827 using any_shiftrt code iterator.
828 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
829 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
830 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
831 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
832 *{ashr,lshr}<mode>3_cmp_zext.
833 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
835 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
839 (*lshr<mode>3_cconly): Ditto.
841 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
843 * config/i386/i386.md (lshr<mode>3): Macroize expander from
844 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
845 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
846 pattern from *lshr{di,ti}3_1 and corresponding splitters using
848 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
849 from corresponding peephole2 patterns.
850 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
851 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
852 and *lshrdi3_1_rex64 using SWI mode iterator.
853 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
854 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
855 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
856 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
857 and *lshrdi3_cmp_rex64 using SWI mode iterator.
858 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
859 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
860 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
861 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
864 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
866 * config/i386/i386.md (ashr<mode>3): Macroize expander from
867 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
868 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
869 pattern from *ashr{di,ti}3_1 and corresponding splitters using
871 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
872 from corresponding peephole2 patterns.
873 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
874 (ashrsi3_cvt): Rename from ashrsi3_31.
875 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
876 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
877 and x86_64_shift_adj_3 using SWI48 mode iterator.
878 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
879 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
880 and *ashrdi3_1_rex64 using SWI mode iterator.
881 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
882 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
883 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
884 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
885 and *ashrdi3_cmp_rex64 using SWI mode iterator.
886 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
887 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
888 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
889 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
891 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
892 * config/i386/i386.c (ix86_split_ashr): Update for renamed
893 x86_shift<mode>_adj_3 expanders.
895 2010-04-10 Wei Guozhi <carrot@google.com>
898 * config/arm/arm.c (arm_pic_static_addr): New function.
899 (legitimize_pic_address): Call arm_pic_static_addr when it detects
901 (arm_output_addr_const_extra): Output expression for new pattern.
902 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
904 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
906 * ira-costs.c (record_reg_classes): Ignore alternatives that are
909 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
910 * web.c: Include "insn-config.h" and "recog.h".
911 (union_match_dups): New function.
913 (union_defs): Don't try to recognize match_dups.
915 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
916 if doing so would replace the entire pattern.
918 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
923 and splitter pattern. Change splitter operand 1 predicate to
926 2010-04-09 Martin Jambor <mjambor@suse.cz>
928 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
929 lattices are addresses of CONST_DECLs with the same initial value.
930 (ipcp_print_all_lattices): Print values of CONST_DECLs.
931 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
933 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
934 Bernd Schmidt <bernds@codesourcery.com>
936 * loop-invariant.c (replace_uses): New static function.
937 (move_invariant_reg): Use it to ensure we can replace the uses.
939 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
941 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
943 (picochip_override_options): Enable section anchors only above -O1.
944 (picochip_reorg): Fixed a couple of build warnings.
946 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
948 * configure.ac (plugin -rdynamic test): Log result.
949 * configure: Regenerate.
950 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
951 (RDYNAMIC_SPEC): Define.
952 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
954 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
956 * configure.ac: Determine Sun ld version numbers.
957 (comdat_group): Restrict GNU ld version checks to gld.
958 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
959 (enable_comdat): Support --enable-comdat.
960 * configure: Regenerate.
961 * doc/install.texi (Configuration): Document --enable-comdat.
963 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
965 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
966 * config/sol2-gld.h: ... here.
967 * config.gcc (sparc*-*-solaris2*): Reflect this.
968 (i[34567]86-*-solaris2*): Use it.
970 2010-04-09 Steve Ellcey <sje@cup.hp.com>
972 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
974 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
976 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
979 * diagnostic.c (diagnostic_initialize): Initialize
980 some_warnings_are_errors.
981 (diagnostic_finish): New.
982 (diagnostic_action_after_output): Call it before exiting.
983 (diagnostic_report_diagnostic): Do not print message here. Set
984 some_warnings_are_errors.
985 * diagnostic.h (diagnostic_context): Delete
986 issue_warnings_are_errors_message. Add some_warnings_are_errors.
987 (diagnostic_finish): Declare.
988 * toplev.c (toplev_main): Call it before exit.
990 2010-04-09 Jason Merrill <jason@redhat.com>
993 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
997 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
998 based on a warning flag.
1000 2010-04-09 Richard Guenther <rguenther@suse.de>
1002 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1004 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1007 * varasm.c (default_assemble_visibility): Wrap vars that are
1008 set, but unused, by targets without GAS.
1009 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1010 Remove set, but unused, vars.
1011 (rs6000_legitimize_tls_address): Likewise.
1012 (altivec_expand_dst_builtin): Likewise.
1013 * config/darwin.c (machopic_classify_symbol): Likewise.
1014 (machopic_indirection_name): Likewise.
1016 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1018 * config/i386/i386.md (DWI): New mode iterator.
1019 (S): New mode attribute.
1020 (shift_operand): Ditto.
1021 (shift_immediate_operand): Ditto.
1022 (ashl_input_operand): Ditto.
1023 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1024 using SDWIM mode iterator.
1025 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1026 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1028 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1029 from corresponding peephole2 patterns.
1030 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1031 and x86_64_shift_adj_1 using SWI48 mode iterator.
1032 (x86_shift<mode>_adj_2): Ditto.
1033 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1034 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1035 using SWI48 mode iterator.
1036 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1037 *ashldi3_cmp_rex64 using SWI mode iterator.
1038 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1039 *ashldi3_cconly_rex64 using SWI mode iterator.
1040 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1041 x86_shift<mode>_adj_{1,2}.
1042 (ix86_split_ashr): Ditto.
1043 (ix86_split_lshr): Ditto.
1045 2010-04-09 Richard Guenther <rguenther@suse.de>
1047 * target.h (builtin_conversion): Pass in input and output types.
1048 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1049 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1050 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1051 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1053 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1055 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1057 2010-04-09 Richard Guenther <rguenther@suse.de>
1060 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1062 2010-04-09 Richard Guenther <rguenther@suse.de>
1064 * tree-vectorizer.h (struct _stmt_vec_info): Document
1065 that vectype is the type of the LHS.
1066 (supportable_widening_operation, supportable_narrowing_operation):
1067 Get both input and output vector types as arguments.
1068 (vect_is_simple_use_1): Declare.
1069 (get_same_sized_vectype): Likewise.
1070 * tree-vect-loop.c (vect_determine_vectorization_factor):
1071 Set STMT_VINFO_VECTYPE to the vector type of the def.
1072 (vectorizable_reduction): Adjust.
1073 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1074 Adjust. Specify the output vector type.
1075 (vect_pattern_recog_1): Adjust.
1076 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1077 (vectorizable_call): Adjust.
1078 (vectorizable_conversion): Likewise.
1079 (vectorizable_operation): Likewise.
1080 (vectorizable_type_demotion): Likewise.
1081 (vectorizable_type_promotion): Likewise.
1082 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1084 (vect_is_simple_use_1): New function.
1085 (supportable_widening_operation): Get both input and output
1087 (supportable_narrowing_operation): Likewise.
1088 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1090 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1092 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1093 __thiscall and _thiscall as predefined macros.
1094 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1095 thiscall attribute handling.
1096 (ix86_comp_type_attributes): Likewise.
1097 (ix86_function_regparm): Likewise.
1098 (ix86_return_pops_args): Likewise.
1099 (init_cumulative_args): Likewise.
1100 (find_drap_reg): Likewise.
1101 (ix86_static_chain): Likewise.
1102 (x86_this_parameter): Likewise.
1103 (x86_output_mi_thunk): Likewise.
1104 (ix86_attribute_table): Add description for thiscall attribute.
1105 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1106 * doc/extend.texi: Add documentation for thiscall.
1108 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1111 * c.opt (Wint-to-pointer-cast): Available in C++.
1112 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1114 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1116 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1117 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1118 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1119 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1120 function type instead. Reorder and simplify checks.
1122 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1124 2010-04-08 Jing Yu <jingyu@google.com>
1125 Zdenek Dvorak <ook@ucw.cz>
1127 PR tree-optimization/42720
1128 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1129 loop unswitch conditions here from ...
1130 (tree_unswitch_single_loop): ... here.
1132 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1134 * tree-if-conv.c: Fix comments and simplify logic.
1136 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1138 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1139 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1140 (main_tree_if_conversion): Update call to tree_if_conversion.
1142 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1145 * doc/invoke.texi (-b,-V): Delete.
1146 * doc/tm.texi: Do not mention -b.
1147 * gcc.c (display_help): Delete -b and -V.
1148 (process_command): Delete -b and -V.
1149 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1151 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1152 Wolfgang Gellerich <gellerich@de.ibm.com>
1154 Implement target hook for loop unrolling
1155 * target.h (loop_unroll_adjust): Add a new target hook function.
1156 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1157 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1158 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1159 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1160 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1162 (decide_unroll_stupid): Likewise.
1164 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1167 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1169 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1171 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1172 (Specific, *-*-solaris2*): Likewise.
1173 Don't prefer Sun as over GNU as.
1175 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1177 * config/s390/s390.c (override_options): Adjust the z10
1178 defaults for max-unroll-times, max-completely-peeled-insns
1179 and max-completely-peel-times.
1181 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1183 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1184 instructions for z10.
1185 (s390_expand_setmem): Likewise.
1186 (s390_expand_cmpmem): Likewise.
1188 2010-04-08 Richard Guenther <rguenther@suse.de>
1190 PR tree-optimization/43679
1191 * tree-ssa-pre.c (eliminate): Only propagate copies.
1193 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1196 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1197 set but not used variable warning.
1199 2010-04-08 Wei Guozhi <carrot@google.com>
1202 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1203 (arm_size_rtx_costs): Call the new function when optimized for size.
1205 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1208 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1209 op0 is not a MEM, just return NULL instead of assertion
1211 (discover_nonconstant_array_refs): Don't walk debug stmts.
1213 2010-04-08 Doug Kwan <dougkwan@google.com>
1215 * configure.ac: Recognize gold and do not use its version number
1216 to test ld features.
1217 * configure: Regenerate.
1219 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1222 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1223 (negate_value): Move code to push elements to broken_up_substracts ...
1224 (eliminate_plus_minus_pair): ... here. Push operands that have no
1225 negative pair to plus_negates.
1226 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1228 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1230 * doc/install.texi (Configuration): Move description of
1231 --enable-lto, --with-libelf*, --enable-gold from Java section to
1234 * doc/generic.texi (Working with declarations)
1235 (Function Properties, C and C++ Trees): Fix typos.
1236 * doc/sourcebuild.texi (Top Level): Likewise.
1238 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1241 * tree.h (DECL_READ_P): Define.
1242 (struct tree_decl_common): Add decl_read_flag.
1243 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1244 a set but not used warning.
1245 (merge_decls): Merge DECL_READ_P flag.
1246 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1247 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1248 * c-common.c (handle_used_attribute, handle_unused_attribute):
1250 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1252 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1254 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1255 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1256 c_parser_binary_expression, c_parser_cast_expression,
1257 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1258 Call default_function_array_read_conversion instead of
1259 default_function_array_conversion where needed.
1260 (c_parser_unary_expression, c_parser_conditional_expression,
1261 c_parser_postfix_expression_after_primary, c_parser_initelt):
1262 Likewise. Call mark_exp_read where needed.
1263 (c_parser_statement_after_labels, c_parser_asm_operands,
1264 c_parser_typeof_specifier, c_parser_sizeof_expression,
1265 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1267 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1269 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1270 (warn_unused_but_set_parameter): Default to warn_unused
1272 * doc/invoke.texi: Document -Wunused-but-set-variable and
1273 -Wunused-but-set-parameter.
1275 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1276 used count variable.
1277 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1278 when operandN variables aren't used in the body of the expander
1280 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1281 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1282 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1283 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1284 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1285 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1286 * tree.c (PROCESS_ARG): Likewise.
1288 2010-04-07 Simon Baldwin <simonb@google.com>
1290 * diagnostic.h (diagnostic_override_option_index): New macro to
1291 set a diagnostic's option_index.
1292 * c-tree.h (c_cpp_error): Add warning reason argument.
1293 * opts.c (_warning_as_error_callback): New.
1294 (register_warning_as_error_callback): Store callback for
1295 warnings enabled via enable_warning_as_error.
1296 (enable_warning_as_error): Call callback, minor code tidy.
1297 * opts.h (register_warning_as_error_callback): Declare.
1298 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1299 response to -Werror=.
1300 (c_common_init_options): Register warning_as_error_callback in opts.c.
1301 * common.opt: Add -Wno-cpp option.
1302 * c-common.c (struct reason_option_codes_t): Map cpp warning
1303 reason codes to gcc option indexes.
1304 * (c_option_controlling_cpp_error): New function, lookup the gcc
1305 option index for a cpp warning reason code.
1306 * (c_cpp_error): Add warning reason argument, call
1307 c_option_controlling_cpp_error for diagnostic_override_option_index.
1308 * doc/invoke.texi: Document -Wno-cpp.
1310 2010-04-07 Richard Guenther <rguenther@suse.de>
1312 * ipa-reference.c (mark_load): Use get_base_address.
1313 (mark_store): Likewise.
1315 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1316 inserting GIMPLE_NOPs into the IL.
1317 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1318 Explicitly strip handled components and indirect references.
1320 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1321 folding address expressions.
1322 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1323 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1324 operand_equal_p to compare decls.
1325 (ptr_deref_may_alias_decl_p): Likewise.
1326 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1327 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1328 Handle reversed comparison ops.
1329 * tree-sra.c (asm_visit_addr): Use get_base_address.
1330 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1331 * ipa-reference.c (mark_address): Use get_base_address.
1333 2010-04-07 Richard Guenther <rguenther@suse.de>
1335 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1336 Propagate constants everywhere.
1338 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1341 * tree.c (MAX_INT_CACHED_PREC): Define.
1342 (nonstandard_integer_type_cache): New array.
1343 (build_nonstandard_integer_type): Cache results for precision
1344 <= MAX_INT_CACHED_PREC.
1346 2010-04-07 Richard Guenther <rguenther@suse.de>
1348 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1349 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1350 * common.opt: Likewise.
1351 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1352 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1353 (nonoverlapping_memrefs_p): Likewise.
1354 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1355 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1356 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1357 OPT_fargument_noalias_global for backward compatibility.
1359 2010-04-07 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/43270
1362 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1363 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1364 * tree-ssa-pre.c (phi_translate_1): Adjust.
1365 (fully_constant_expression): Split out vn_reference handling to ...
1366 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1367 Fold reads from constant strings.
1368 (vn_reference_lookup): Handle fully constant references.
1369 (vn_reference_lookup_pieces): Likewise.
1370 * Makefile.in (expmed.o-warn): Add -Wno-error.
1372 2010-04-07 Martin Jambor <mjambor@suse.cz>
1374 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1376 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1379 * gcc.c: Add -static-libstdc++ to list of recognized options.
1381 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1383 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1385 2010-04-07 Richard Guenther <rguenther@suse.de>
1388 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1389 bases build simple mem attributes to retain points-to information.
1391 2010-04-07 Richard Guenther <rguenther@suse.de>
1394 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1395 preserve points-to related information.
1397 2010-04-07 Richard Guenther <rguenther@suse.de>
1400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1401 discard plain indirect references.
1402 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1403 * tree.c (tree_nop_conversion): Likewise.
1405 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1408 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1410 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1412 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1413 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1415 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1417 * tree-if-conv.c: Fix indentation and comments.
1419 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1421 * tree-if-conv.c: Sort static functions in topological order.
1423 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1425 * tree-if-conv.c: Fix indentation and comments.
1427 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1430 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1431 lang_hooks.types.type_for_size instead of
1432 build_nonstandard_integer_type.
1433 When converting an unsigned type to signed, double its precision.
1434 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1435 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1436 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1439 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1442 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1443 POINTER_PLUS_EXPR for pointer types.
1445 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1448 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1449 * graphite-clast-to-gimple.c: Include langhooks.h.
1450 (max_signed_precision_type): New.
1451 (max_precision_type): Takes two types as arguments.
1452 (precision_for_value): New.
1453 (precision_for_interval): New.
1454 (gcc_type_for_interval): New.
1455 (gcc_type_for_value): New.
1456 (gcc_type_for_clast_term): New.
1457 (gcc_type_for_clast_red): New.
1458 (gcc_type_for_clast_bin): New.
1459 (gcc_type_for_clast_expr): Split up into several functions.
1460 (gcc_type_for_clast_eq): Rewritten.
1461 (compute_bounds_for_level): New.
1462 (compute_type_for_level_1): New.
1463 (compute_type_for_level): New.
1464 (gcc_type_for_cloog_iv): Removed.
1465 (gcc_type_for_iv_of_clast_loop): Rewritten.
1466 (graphite_create_new_loop): Compute the lower and upper bound types
1467 with gcc_type_for_clast_expr.
1468 (graphite_create_new_loop_guard): Same.
1469 (find_cloog_iv_in_expr): Removed.
1470 (compute_cloog_iv_types_1): Removed.
1471 (compute_cloog_iv_types): Removed.
1472 (gloog): Do not call compute_cloog_iv_types.
1473 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1475 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1476 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1477 (GBB_CLOOG_IV_TYPES): Removed.
1479 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1481 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1482 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1483 (detect_commutative_reduction): Same.
1485 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1487 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1488 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1490 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1491 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1492 (rewrite_commutative_reductions_out_of_ssa): Same.
1493 * passes.c (execute_function_todo): Call verify_ssa for every pass
1494 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1495 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1496 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1497 with an extra argument.
1498 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1499 verify_ssa only when the extra argument is true.
1500 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1501 with an extra argument.
1502 (tree_transform_and_unroll_loop): Same.
1504 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1506 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1507 for all the passes of the LNO having LOOP_CLOSED_SSA.
1508 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1509 * tree-loop-distribution.c (pass_loop_distribution): Same.
1510 * tree-pass.h (TODO_verify_loops): Removed.
1511 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1513 (pass_tree_unswitch): Same.
1514 (pass_predcom): Same.
1515 (pass_vectorize): Same.
1516 (pass_linear_transform): Same.
1517 (pass_graphite_transforms): Same.
1518 (pass_iv_canon): Same.
1519 (pass_complete_unroll): Same.
1520 (pass_complete_unrolli): Same.
1521 (pass_parallelize_loops): Same.
1522 (pass_loop_prefetch): Same.
1523 (pass_iv_optimize): Same.
1525 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1528 * passes.c (init_optimization_passes): Move pass_lim before
1529 pass_copy_prop and pass_dce_loop.
1531 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1534 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1535 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1536 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1537 MULTI_* defines for 4 argument vpermil2p* builtins.
1539 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1542 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1543 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1544 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1545 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1546 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1547 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1548 Use x86_maybe_negate_const_int to output insn mnemonic.
1549 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1550 check from instruction predicate. Update comments.
1551 * config/i386/sync.md (sync_add<mode>): Use
1552 x86_maybe_negate_const_int to output insn mnemonic.
1554 2010-04-06 Jan Hubicka <jh@suse.cz>
1556 PR tree-optimization/42906
1557 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1558 IGNORE_SELF argument. Set visited_control_parents for fully
1560 (find_obviously_necessary_stmts): Update call of
1561 mark_control_dependent_edges_necessary.
1562 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1564 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1566 * config/i386/i386.md: Remove comment about 'e' and 'E'
1569 2010-04-06 Richard Guenther <rguenther@suse.de>
1571 PR tree-optimization/43627
1572 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1573 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1576 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1578 * BASE-VER: Change to 4.6.0.
1581 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1584 2010-04-06 Richard Guenther <rguenther@suse.de>
1587 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1589 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1591 * doc/invoke.texi (Optimize Options): Document that LTO
1592 won't remove object access purely due to incompatible
1595 2010-04-04 Matthias Klose <doko@ubuntu.com>
1597 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1598 Initialize variable.
1600 2010-04-03 Richard Guenther <rguenther@suse.de>
1603 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1604 require a non-NULL MEM_OFFSET.
1606 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1608 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1609 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1610 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1611 config/alpha/predicates.md, config/arm/arm.md,
1612 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1613 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1614 config/darwin9.h, config/darwin.c, config/darwin.h,
1615 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1616 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1617 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1618 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1619 config/mips/mips.md, config/mn10300/mn10300.c,
1620 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1621 config/rs6000/aix.h, config/rs6000/dfp.md,
1622 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1623 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1624 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1625 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1626 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1627 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1628 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1629 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1630 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1631 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1632 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1633 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1634 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1635 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1636 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1637 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1638 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1639 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1640 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1641 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1642 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1643 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1644 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1645 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1646 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1647 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1648 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1649 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1650 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1651 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1652 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1653 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1654 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1655 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1656 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1657 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1659 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1662 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1663 * aclocal.m4: Regenerate.
1665 2010-04-02 Richard Guenther <rguenther@suse.de>
1667 PR tree-optimization/43629
1668 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1669 if we have seen a constant value.
1671 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1673 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1675 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1678 * arm.c (legitimize_tls_address): Adjust call to
1679 gen_tls_load_dot_plus_four.
1680 (arm_note_pic_base): New function.
1681 (arm_cannot_copy_insn_p): Use it.
1682 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1685 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1690 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1692 * Makefile.in ($(out_object_file)): Depend on
1693 gt-$(basename $(notdir $(out_file))).h.
1695 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1697 * config.gcc (lm32-*-rtems*): Add t-lm32.
1699 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1701 * config.gcc: Add lm32-*-rtems*.
1702 * config/lm32/rtems.h: New file.
1704 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1707 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1709 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1711 * dwarf2out.c (output_compilation_unit_header): For
1712 -gdwarf-4 use version 4 instead of version 3.
1713 (output_line_info): For version 4 and above emit additional
1714 maximum ops per insn header field.
1715 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1717 * dwarf2out.c (is_c_family, is_java): Remove.
1718 (lower_bound_default): New function.
1719 (add_bound_info, gen_descr_array_type_die): Use it.
1721 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1724 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1725 re-declaration when it happens in a function.
1727 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1729 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1730 (cgraph_remove_function_insertion_hook): Same.
1731 (cgraph_call_function_insertion_hooks): Same.
1733 2010-04-01 Richard Guenther <rguenther@suse.de>
1736 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1737 and TREE_THIS_VOLATILE.
1738 (copy_ref_info): Likewise.
1739 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1740 * tree.c (build6_stat): Ignore side-effects of all but arg5
1741 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1744 2010-04-01 Richard Guenther <rguenther@suse.de>
1746 PR tree-optimization/43607
1747 * ipa-type-escape.c (check_call): Do not access non-existing
1750 2010-04-01 Richard Guenther <rguenther@suse.de>
1754 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1755 Jack Howarth <howarth@bromo.med.uc.edu>
1757 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1760 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1762 * doc/install.texi (Prerequisites): Document libelf usability on
1763 IRIX 5/6 and Solaris 2.
1764 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1765 Update GNU as, GNU ld requirements.
1766 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1767 Document Sun Studio compiler download.
1768 Update and simplify as, ld recommendations.
1769 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1771 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1773 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1774 with_tune_32 to pentium4.
1776 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1778 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1780 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1782 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1783 obsoletion, removal.
1785 Document GNU as requirement.
1786 Update configure requirements.
1787 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1788 Recomment IRIX 6.5.18+.
1789 Document IDF/IDL requirement.
1790 Document GNU as requirement.
1791 Document GNU ld bootstrap failure.
1792 Remove freeware.sgi.com reference.
1794 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1796 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1797 UNIX V4.0, V5.0 obsoletion, removal.
1798 Remove --with-gc=simple reference.
1799 Update VM requirements during bootstrap.
1800 Remove -oldas bootstrap description.
1801 Update binutils reference.
1802 Remove comparison failure note.
1804 2010-03-31 Richard Guenther <rguenther@suse.de>
1805 Zdenek Dvorak <ook@ucw.cz>
1806 Sebastian Pop <sebastian.pop@amd.com>
1809 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1810 with multiple arguments.
1811 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1813 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1815 * graphite-dependences.c (print_pddr): Call print_pdr with an
1817 * graphite-poly.c (debug_pdr): Add an extra argument for the
1820 (print_pbb_domain): Same.
1822 (print_scop_context): Same.
1824 (print_cloog): Same.
1825 (debug_pbb_domain): Same.
1829 (debug_scop_context): Same.
1831 (debug_cloog): Same.
1832 (print_scop_params): Same.
1833 (debug_scop_params): Same.
1834 (print_iteration_domain): Same.
1835 (print_iteration_domains): Same.
1836 (debug_iteration_domain): Same.
1837 (debug_iteration_domains): Same.
1838 (print_scattering_function): Same.
1839 (print_scattering_functions): Same.
1840 (debug_scattering_function): Same.
1841 (debug_scattering_functions): Same.
1842 * graphite-poly.h (debug_pdr): Update declaration.
1844 (print_pbb_domain): Same.
1846 (print_scop_context): Same.
1848 (print_cloog): Same.
1849 (debug_pbb_domain): Same.
1853 (debug_scop_context): Same.
1855 (debug_cloog): Same.
1856 (print_scop_params): Same.
1857 (debug_scop_params): Same.
1858 (print_iteration_domain): Same.
1859 (print_iteration_domains): Same.
1860 (debug_iteration_domain): Same.
1861 (debug_iteration_domains): Same.
1862 (print_scattering_function): Same.
1863 (print_scattering_functions): Same.
1864 (debug_scattering_function): Same.
1865 (debug_scattering_functions): Same.
1867 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1869 * graphite-poly.c (print_scattering_function_1): New.
1870 (print_scattering_function): Call it.
1871 (print_scop_params): Remove spaces at the end of lines.
1874 * graphite-poly.h (print_cloog): Declared.
1875 (debug_cloog): Declared.
1877 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1879 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1881 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1882 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1883 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1884 to switch between adding the IV bump in loop->latch or in loop->header.
1886 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1888 * graphite-poly.c (print_scattering_function): Pretty print following
1891 (print_pbb_domain): Same.
1892 (dump_gbb_cases): Same.
1893 (dump_gbb_conditions): Same.
1896 (print_scop_params): Same.
1897 (print_scop_context): Same.
1899 (print_pbb_body): New.
1900 (lst_indent_to): New.
1901 (print_lst): Start new lines with a #.
1902 * graphite-poly.h (pbb_bb): New.
1903 (pbb_index): Use pbb_bb.
1904 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1906 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1908 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1910 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1911 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1912 and 0 instead of 1 for dw_val_class_flag.
1913 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1914 dw_val_class_range_list, dw_val_class_loc_list,
1915 dw_val_class_lineptr and dw_val_class_macptr, use
1916 DW_FORM_flag_present for dw_val_class_flag and
1917 DW_FORM_exprloc for dw_val_class_loc.
1918 (output_die): For -gdwarf-4 print dw_val_class_loc
1919 size as uleb128 instead of 1 or 2 bytes and don't print
1920 anything for dw_val_class_flag.
1922 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1923 instead of cselib_lookup following by tweaking locs->setting_insn.
1926 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1927 even before returning from label, setjmp call or volatile asm
1930 2010-03-31 Richard Guenther <rguenther@suse.de>
1933 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1934 temporary data on stack.
1936 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1938 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1939 (PUSHSECTION_ASM_OP): Remove.
1940 (POPSECTION_ASM_OP): Remove.
1941 (PUSHSECTION_FORMAT): Remove.
1942 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1943 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1944 * config/sol2.c (solaris_output_init_fini): Use it.
1946 2010-03-31 Jie Zhang <jie@codesourcery.com>
1949 * opt-functions.awk (var_type_struct): Use signed char type
1950 for simple variables.
1952 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1954 * config/sol2.c: Include output.h.
1955 (solaris_assemble_visibility): New function.
1956 * config/t-sol2 (sol2.o): Add output.h dependency.
1957 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1958 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1961 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1964 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1965 V2SImode or XFmode on PRE_DEC.
1968 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1971 2010-03-31 Jie Zhang <jie@codesourcery.com>
1974 * reload.h (caller_save_initialized_p): Declare.
1975 * toplev.c (backend_init_target): Don't call
1976 init_caller_save but set caller_save_initialized_p to false.
1977 * caller-save.c (caller_save_initialized_p): Define.
1978 (init_caller_save): Check caller_save_initialized_p.
1979 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1981 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1984 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1985 and soft-fp/t-softfp to tmake_file.
1986 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1987 (LIBGCC2_TF_CEXT): Define.
1990 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1993 * cselib.c (n_useless_values): Document handling of debug locs.
1994 (n_useless_debug_values, n_debug_values): New variables.
1995 (new_elt_loc_list): Don't add to debug values, keep count.
1996 (promote_debug_loc): New.
1997 (cselib_reset_table): Zero new variables.
1998 (entry_and_rtx_equal_p): Promote debug locs.
1999 (discard_useless_locs): Increment n_useless_debug_values for
2001 (remove_useless_values): Adjust n_useless_values and n_debug_values
2002 with n_useless_debug_values.
2003 (add_mem_for_addr): Promote debug locs.
2004 (cselib_lookup_mem): Likewise.
2005 (cselib_lookup_addr): Renamed to...
2006 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2007 (cselib_log_lookup): ... this. Turn into...
2008 (cselib_lookup_addr): ... new wrapper.
2009 (cselib_lookup_from_insn): New.
2010 (cselib_invalidate_regno): Increment n_useless_debug_values for
2012 (cselib_invalidate_mem): Likewise.
2013 (cselib_process_insn): Take n_deleted and n_debug_values into
2014 account to guard remove_useless_value call.
2015 (cselib_finish): Zero n_useless_debug_values.
2016 * cselib.h (cselib_lookup_from_insn): Declare.
2017 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2018 (sched_analyze_2): Likewise.
2020 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2022 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2024 (adjust_mems): Replace narrowing SUBREG of expression containing
2025 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2026 with operations in the narrower mode.
2029 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2030 regs_invalidated_by_call instead all call_used_reg_set registers.
2032 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2035 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2036 pointer comparisons with types_compatible_p.
2037 * tree-vect-stmts.c (vectorizable_call): Same.
2038 (vectorizable_condition): Same.
2040 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2042 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2043 stack check if the mask would be zero.
2045 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2046 Jack Howarth <howarth@bromo.med.uc.edu>
2048 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2051 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2054 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2056 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2057 Include ___unordxf2 and ___unordtf2.
2058 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2061 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2063 * config/lm32/t-lm32: New file.
2064 * config.gcc: Use the above file when targetting lm32.
2066 2010-03-28 Duncan Sands <baldrick@free.fr>
2068 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2070 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2073 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2074 Improve vectorization cost model diagnostic.
2076 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2079 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2080 compute_data_dependences_for_loop returns false, early exit
2081 and output an extra diagnostic for the failed data reference
2084 2010-03-29 Richard Guenther <rguenther@suse.de>
2086 PR tree-optimization/43560
2087 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2088 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2090 2010-03-29 Jie Zhang <jie@codesourcery.com>
2093 * toplev.c (process_options): Set optimization_default_node
2094 and optimization_current_node.
2095 * opts.c (decode_options): Don't set optimization_default_node
2096 and optimization_current_node.
2098 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2100 * config/rtems.h: Abandon -qrtems_debug.
2102 2010-03-28 Jan Hubicka <jh@suse.cz>
2104 PR tree-optimization/43505
2105 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2106 map should not be copied.
2108 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2111 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2112 cdtors, set DECL_PRESERVE_P.
2113 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2116 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2118 PR tree-optimization/43528
2119 * stor-layout.c (place_field): Check that constant fits into
2120 unsigned HWI when skipping calculation of MS bitfield layout.
2122 2010-03-27 Jan Hubicka <jh@suse.cz>
2125 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2126 notice_global_symbol work.
2128 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2130 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2131 instead of dwarf2out_decl.
2132 (struct var_loc_node): Remove section_label field.
2133 (dwarf2out_function_decl): New function.
2134 (dwarf2out_var_location): Don't set section_label field.
2135 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2137 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2139 PR tree-optimization/43544
2140 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2141 First argument for builtin vectorized function hook is now a
2142 tree to be able to distinguish between machine specific and
2144 * targhooks.c (default_builtin_vectorized_function): Ditto.
2145 * targhooks.h (default_builtin_vectorized_function): Ditto.
2146 * target.h (struct gcc_target): Ditto.
2147 * tree-vect-stmts.c (vectorizable_function): Ditto.
2148 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2149 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2152 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2155 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2156 nested binding iff it is a FUNCTION_DECL.
2157 (store_parm_decls_newstyle): Pass nested=true to bind for
2158 FUNCTION_DECLs amongst parameters.
2160 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2162 * var-tracking.c (vt_expand_loc_callback): Don't run
2163 cselib_expand_value_rtx_cb in dummy mode if
2164 cselib_dummy_expand_value_rtx_cb returned false.
2166 * var-tracking.c (emit_note_insn_var_location): For one part
2167 notes with offset 0, don't add EXPR_LIST around the location.
2168 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2169 add_location_or_const_value_attribute): Adjust for that change.
2172 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2173 into first operand and location into second.
2174 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2175 dw_cfi_oprnd_loc for DW_CFA_expression.
2176 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2177 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2178 assume first argument is regnum and second argument is location.
2180 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2183 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2184 of scratch register to DImode. Split to DImode comparison operator.
2185 Use SImode subreg of scratch register in the multiplication.
2186 (*cmp_sadd_sidi): Ditto.
2187 (*cmp_ssub_si): Ditto.
2188 (*cmp_ssub_sidi): Ditto.
2190 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2193 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2194 Remove invalid assert and wrong comment.
2196 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2199 * flags.h (final_insns_dump_p): New extern.
2200 * final.c (final_insns_dump_p): New variable.
2201 (rest_of_clean_state): Set it before -fdump-final-insns=
2202 dumping, clear afterwards.
2203 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2204 MEM_ALIAS_SET on MEMs.
2206 2010-03-26 David S. Miller <davem@davemloft.net>
2208 * configure.ac: Fix sparc GOTDATA_OP bug check.
2209 * configure: Rebuild.
2211 2010-03-26 Alan Modra <amodra@gmail.com>
2213 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2215 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2217 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2218 TLS_SECTION_ASM_FLAG.
2220 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2223 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2224 Clear first_function_block_is_cold.
2227 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2228 argument if the argument is truth_value_p.
2230 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2232 * config/rs6000/constraints.md: Update copyright year for my changes.
2235 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2236 used in reg+reg addressing, swap registers.
2238 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2241 * target.h (struct gcc_target): Add code_end hook.
2242 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2244 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2245 * toplev.c (compile_file): Call targetm.asm_out.code_end
2246 hook before unwind info/debug info output.
2247 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2248 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2249 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2250 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2251 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2252 * config/i386/i386.c (ix86_file_end): Renamed to...
2253 (ix86_code_end): ... this. Make static. Don't call
2254 file_end_indicate_exec_stack. Emit unwind info using
2255 final_start_function/final_end_function.
2256 (darwin_x86_file_end): Remove.
2257 (TARGET_ASM_CODE_END): Define.
2258 * config/i386/i386.h (TARGET_ASM_FILE_END,
2259 NEED_INDICATE_EXEC_STACK): Don't define.
2260 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2261 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2262 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2263 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2266 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2267 at the beginning and final_end_function at the end.
2268 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2270 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2272 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2273 and Sun as TLS syntax.
2274 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2275 * configure: Regenerate.
2276 * config.in: Regenerate.
2277 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2278 (default_elf_asm_named_section): Use it.
2279 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2280 (i386_output_dwarf_dtprel): Likewise.
2281 (output_addr_const_extra): Likewise.
2282 (output_pic_addr_const): Lowercase @GOTTPOFF.
2283 (output_addr_const_extra): Likewise.
2284 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2285 (output_addr_const_extra): Likewise.
2286 (output_pic_addr_const): Lowercase @INDNTPOFF.
2287 (output_addr_const_extra): Likewise.
2288 (output_pic_addr_const): Lowercase @NTPOFF.
2289 (output_addr_const_extra): Likewise.
2290 (output_pic_addr_const): Lowercase @TPOFF.
2291 (output_addr_const_extra): Likewise.
2292 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2293 (*tls_global_dynamic_64): Likewise.
2294 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2295 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2297 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2298 (ASM_OUTPUT_TLS_COMMON): Use it.
2299 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2302 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2303 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2304 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2305 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2306 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2307 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2309 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2311 * config/i386/i386.c (override_options): Don't accept
2312 -mtls-dialect=sun any longer.
2313 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2314 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2315 (*tls_local_dynamic_base_32_sun): Likewise.
2316 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2318 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2321 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2322 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2325 * ira.c (adjust_cleared_regs): New function.
2326 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2330 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2332 * expr.c (expand_expr_real): Restore previous
2333 curr_insn_source_location and curr_insn_block after
2334 expand_expr_real_1 call.
2335 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2336 instead of expand_expr_real_1.
2338 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2340 PR rtl-optimization/43413
2341 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2344 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2347 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2348 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2350 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2352 * config/i386/i386.c (ix86_target_string): Add -mfma.
2353 Fix a typo in comment.
2355 2010-03-22 Mike Stump <mikestump@comcast.net>
2358 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2359 Don't overly align based upon packed packed fields.
2361 2010-03-22 Jason Merrill <jason@redhat.com>
2363 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2364 Use () rather than [], and move before the element type.
2366 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2368 * doc/configfiles.texi (Configuration Files): Removed
2369 fixinc/Makefile*, intl/Makefile.*.
2370 * doc/makefile.texi: Fixed markup. Abstract from version
2371 control system used.
2372 (Makefile): Removed obsolete gcc/java/parse.y example.
2373 * doc/sourcebuild.texi: Likewise.
2374 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2375 libgomp, libssp. Removed fastjar.
2376 (Miscellaneous Docs): Clarify location.
2377 Added COPYING3, COPYING3.LIB.
2378 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2380 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2383 * config/i386/i386.c (x86_function_profiler)
2384 [!NO_PROFILE_COUNTERS]: Fix typo.
2385 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2388 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2389 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2391 * doc/sourcebuild.texi (Test Directives): Split into six
2392 subsections, with most of the current text in new subsections
2393 Directives, Selectors, and Final Actions.
2394 (Directives): Split list of test directives into multiple
2396 (Selectors): Describe use and syntax of selectors.
2397 (Effective-Target Keywords): Describe all existing keywords.
2398 (Add Options): Describe features for dg-add-options.
2399 (Require Support): Describe variants of dg-require-support.
2400 (Final Actions): Describe commands to use in dg-final.
2402 2010-03-22 Michael Matz <matz@suse.de>
2405 * recog.c (validate_replace_rtx_group): Replace also in
2406 REG_EQUAL and REG_EQUIV notes.
2408 2010-03-22 Richard Guenther <rguenther@suse.de>
2410 PR tree-optimization/43390
2411 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2412 sure vector extracts are type correct.
2414 2010-03-22 Richard Guenther <rguenther@suse.de>
2417 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2418 x * sqrt (x) even when optimizing for size if the target
2419 has native support for sqrt.
2421 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2423 * varasm.c (make_decl_rtl_for_debug): Also clear
2424 flag_mudflap for the duration of make_decl_rtl call.
2427 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2428 locs from preserved VALUEs.
2430 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2433 * pa.md (movmemsi): Set align to one if zero.
2434 (movmemdi): Likewise.
2436 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2439 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2440 with their corresponding prologue pushes.
2442 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2445 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2446 at the begining or end.
2447 (spu_expand_epilogue): Likewise.
2449 2010-03-20 Richard Guenther <rguenther@suse.de>
2451 PR rtl-optimization/43438
2452 * combine.c (make_extraction): Properly zero-/sign-extend an
2453 extraction of the low part of a CONST_INT. Also handle
2456 2010-03-19 Mike Stump <mikestump@comcast.net>
2458 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2459 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2460 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2462 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2465 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2468 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2470 PR rtl-optimization/42258
2471 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2472 use that may match DEF.
2475 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2476 the cost of loading the constant rather than assuming
2478 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2479 outer code is AND, do the same tests as the andsi3 expander and
2480 return COSTS_N_INSNS (1) if and is cheap.
2482 * optabs.c (avoid_expensive_constant): Fix formatting.
2484 2010-03-19 Michael Matz <matz@suse.de>
2487 * attribs.c (decl_attributes): When rebuilding a function pointer
2488 type use the same qualifiers as the original pointer type.
2490 2010-03-19 Martin Jambor <mjambor@suse.cz>
2492 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2493 and is_gimple_ip_invariant_address.
2495 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2498 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2500 * config/arm/arm.c (arm_override_options): Turn off
2501 flag_dwarf2_cfi_asm for AAPCS variants.
2503 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2506 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2507 Use PRE_MODIFY instead of PRE_DEC.
2508 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2509 (vfp_emit_fstmd): Likewise.
2511 2010-03-19 Michael Matz <matz@suse.de>
2514 * builtins.c (expand_builtin_interclass_mathfn,
2515 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2518 2010-03-19 Richard Guenther <rguenther@suse.de>
2520 PR tree-optimization/43415
2521 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2522 (phi_translate_1): ... this.
2523 (phi_translate): Move all caching here. Cache all NARY
2524 and REFERENCE translations.
2526 2010-03-19 David S. Miller <davem@davemloft.net>
2528 With help from Eric Botcazou.
2529 * config/sparc/sparc.c: Include dwarf2out.h.
2530 (emit_pic_helper): Delete.
2531 (pic_helper_symbol_name): Delete.
2532 (pic_helper_emitted_p): Delete.
2533 (pic_helper_needed): New.
2534 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2535 (get_pc_thunk_name): New.
2536 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2537 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2538 Set pic_helper_needed to true. Don't call emit_pic_helper.
2539 (sparc_expand_prologue): Update load_pic_register call.
2540 (sparc_output_mi_thunk): Likewise.
2541 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2542 thunk if possible. Output CFI information as needed.
2544 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2545 Jack Howarth <howarth@bromo.med.uc.edu>
2548 * config/i386/i386.h: Fix ABI on darwin x86-32.
2550 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2552 * tree.h: Declare make_decl_rtl_for_debug.
2553 * varasm.c (make_decl_rtl_for_debug): New.
2554 * dwarf2out.c (rtl_for_decl_location): Call it.
2555 * cfgexpand.c (expand_debug_expr): Call it.
2557 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2560 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2564 * var-tracking.c (vt_init_cfa_base): Do nothing if
2565 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2567 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2570 * var-tracking.c (canonicalize_vars_star): New.
2571 (dataflow_post_merge_adjust): Use it.
2573 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2576 * var-tracking.c (non_suitable_const): New function.
2577 (add_uses): For DEBUG_INSNs with constants, don't record any
2578 value, instead just the constant value itself.
2579 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2580 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2581 (emit_notes_in_bb): Likewise.
2582 (emit_note_insn_var_location): For onepart variables if
2583 cur_loc is a VOIDmode constant, use DECL_MODE.
2585 2010-03-18 Martin Jambor <mjambor@suse.cz>
2588 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2589 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2590 all non-clones. Moved call redirection...
2591 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2592 (cgraph_materialize_all_clones): Dispose of all
2593 combined_args_to_skip bitmaps.
2594 (verify_cgraph_node): Do not check for edges pointing to wrong
2595 nodes in inline clones.
2596 * tree-inline.c (copy_bb): Call
2597 cgraph_redirect_edge_call_stmt_to_callee.
2598 * ipa.c (cgraph_remove_unreachable_nodes): Call
2599 cgraph_node_remove_callees even when there are used clones.
2601 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2603 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2605 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2608 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2611 2010-03-18 Michael Matz <matz@suse.de>
2614 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2615 into sqrt(x) if we need to preserve signed zeros.
2617 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2618 Eric Botcazou <ebotcazou@adacore.com>
2620 PR rtl-optimization/43360
2621 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2622 note if we don't know its invariant status.
2624 2010-03-18 Michael Matz <matz@suse.de>
2626 PR tree-optimization/43402
2627 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2628 PHI chains of ssa names registered for update.
2630 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2633 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2634 non-offsettable and pre_modify update addressing.
2635 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2636 and "2" alternatives "#".
2637 (*movdd_softfloat32): Make all alternatives "#";
2638 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2639 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2640 (*movdf_softfloat32): Make all alternatives "#";
2641 (movdi): Use the new DIFD mode iterator to create a common splitter
2642 for movdi, movdf and movdd patterns.
2644 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2646 * common.opt (dumpdir): Remove redundant tab.
2648 2010-03-17 Martin Jambor <mjambor@suse.cz>
2650 PR tree-optimization/43347
2651 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2652 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2654 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2656 PR rtl-optimization/42216
2657 * regrename.c (create_new_chain): New function, broken out from...
2658 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2659 appending a use to an empty chain.
2660 (build_def_use): Remove previous changes that convert OP_INOUT to
2661 OP_OUT operands; instead detect the case where an OP_INOUT operand
2662 uses a previously untracked register and create an empty chain for it.
2664 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2666 * doc/extend.texi (Function Attributes): Rewrite unfinished
2667 sentence in ms_abi documentation.
2669 2010-03-17 Alan Modra <amodra@gmail.com>
2671 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2672 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2673 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2674 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2676 2010-03-16 Richard Henderson <rth@redhat.com>
2679 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2680 (lower_try_finally): Save and restore eh_seq around the expansion
2683 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2685 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2686 statements before splitting block.
2688 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2690 * doc/sourcebuild.texi (Testsuites): Fix markup.
2691 Use pathnames relative to gcc/testsuite.
2692 (Test Directives): Move description of how timeout is determined.
2693 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2694 (C Tests): Correct gcc.misc-tests directory.
2695 Framework tests now live in gcc.test-framework.
2697 2010-03-16 Richard Guenther <rguenther@suse.de>
2700 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2701 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2703 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2704 Alexandre Oliva <aoliva@redhat.com>
2706 PR tree-optimization/42917
2707 * lambda-code.c (remove_iv): Skip debug statements.
2708 (lambda_loopnest_to_gcc_loopnest): Likewise.
2709 (not_interesting_stmt): Debug statements are not interesting.
2711 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2715 * cselib.c (cselib_preserve_constants,
2716 cfa_base_preserved_val): New static variables.
2717 (preserve_only_constants): New function.
2718 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2719 clear its REG_VALUES. If cselib_preserve_constants, don't
2720 empty the whole hash table, but preserve there VALUEs with constants,
2721 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2722 (cselib_preserve_cfa_base_value): New function.
2723 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2724 (cselib_init): Change argument to int bitfield. Set
2725 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2727 (cselib_finish): Clear cselib_preserve_constants and
2728 cfa_base_preserved_val.
2729 * cselib.h (enum cselib_record_what): New enum.
2730 (cselib_init): Change argument to int.
2731 (cselib_preserve_cfa_base_value): New prototype.
2732 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2733 * dse.c (dse_step1): Likewise.
2734 * cfgcleanup.c (thread_jump): Likewise.
2735 * sched-deps.c (sched_analyze): Likewise.
2736 * gcse.c (local_cprop_pass): Likewise.
2737 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2738 If FN is non-NULL, call the callback always and whenever it returns
2739 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2740 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2741 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2742 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2743 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2744 * var-tracking.c: Include recog.h.
2745 (bb_stack_adjust_offset): Remove.
2746 (vt_stack_adjustments): Don't call it, instead just gather the
2747 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2748 (adjust_stack_reference): Remove.
2749 (compute_cfa_pointer): New function.
2750 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2751 (struct adjust_mem_data): New type.
2752 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2754 (get_address_mode): New function.
2755 (replace_expr_with_values): Use it.
2756 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2757 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2758 (adjust_sets): Remove.
2759 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2760 Use get_address_mode.
2761 (get_adjusted_src): Remove.
2762 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2763 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2764 (add_with_sets): Don't call adjust_sets.
2765 (fp_setter, vt_init_cfa_base): New functions.
2766 (vt_initialize): Change return type to bool. Move most of pool etc.
2767 initialization to the beginning of the function from end. Pass
2768 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2769 If !frame_pointer_needed, call vt_stack_adjustment before mos
2770 vector is filled, call vt_init_cfa_base if argp/framep has been
2771 eliminated to sp. If frame_pointer_needed and argp/framep has
2772 been eliminated to hard frame pointer, set
2773 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2774 encountering fp setter in the prologue. For MO_ADJUST, call
2775 log_op_type before pusing the op into mos vector, not afterwards.
2776 Call adjust_insn before cselib_process_insn/add_with_sets,
2777 call cancel_changes (0) afterwards.
2778 (variable_tracking_main_1): Adjust for vt_initialize calling
2779 vt_stack_adjustments and returning whether it succeeded or not.
2781 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2783 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2786 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2788 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2790 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2791 drap_reg has not been set.
2793 2010-03-15 Michael Matz <matz@suse.de>
2796 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2797 use it to expand block copies.
2798 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2799 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2800 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2802 2010-03-15 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/43367
2805 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2808 2010-03-15 Richard Guenther <rguenther@suse.de>
2810 PR tree-optimization/43317
2811 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2813 2010-03-15 Martin Jambor <mjambor@suse.cz>
2815 PR tree-optimization/43141
2816 * tree-sra.c (create_abstract_origin): New function.
2817 (modify_function): Call create_abstract_origin.
2819 2010-03-15 Chris Demetriou <cgd@google.com>
2821 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2824 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2827 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2828 call insert_out_of_ssa_copy for default definitions.
2830 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2832 * graphite-clast-to-gimple.c (my_long_long): Defined.
2833 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2834 * graphite-sese-to-poly.c (my_long_long): Defined.
2835 (scop_ivs_can_be_represented): Use it.
2837 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2839 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2840 graphite-max-bbs-per-function, and loop-block-tile-size.
2841 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2843 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2845 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2847 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2848 forward declaration.
2849 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2850 (add_upper_bounds_from_estimated_nit): New.
2851 (build_loop_iteration_domains): Use it.
2853 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2855 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2857 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2860 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2861 should be an INTEGER_CST. Also handle CASE_CONVERT.
2863 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2865 * graphite.c (graphite_initialize): To bound the number of bbs per
2866 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2867 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2868 * doc/invoke.texi: Document it.
2870 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2872 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2873 * graphite-sese-to-poly.h (build_poly_scop): Same.
2875 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2877 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2878 the number of parameters in the scop. Use as an upper bound
2879 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2880 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2881 * doc/invoke.texi: Document it.
2883 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2885 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2886 * doc/c-tree.texi: Remove.
2887 * doc/generic.texi: Merge c-tree.texi here.
2888 * doc/gccint.texi (Trees): Remove menu entry.
2889 (c-tree.texi): Remove @include.
2890 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2891 * doc/languages.texi (Reading RTL): Ditto.
2893 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2896 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2898 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2901 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2902 code added to work around reload clobbering CONST insns.
2904 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2906 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2907 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2908 (cselib_preserve_only_values): Remove retain argument, don't
2909 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2910 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2911 * var-tracking.c (micro_operation): Move insn field before union.
2912 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2913 (struct variable_tracking_info_def): Remove n_mos field, change
2914 mos into a vector of micro_operations.
2915 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2916 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2917 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2918 changing into a vector.
2919 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2920 come before all other uops generated by add_stores.
2921 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2923 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2924 a vector. Run just one pass over the bbs instead of separate counting
2925 and computation phase.
2926 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2929 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2930 into *nonlocalized_list vector.
2931 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2932 even if origin is non-NULL.
2933 (gen_variable_die): Likewise.
2934 (process_scope_var): Don't change origin.
2935 (gen_decl_die): Likewise.
2936 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2937 before adding new edges instead of after it, fix moving over
2940 2010-03-11 David S. Miller <davem@davemloft.net>
2942 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2944 * configure: Rebuild.
2946 2010-03-11 Martin Jambor <mjambor@suse.cz>
2948 PR tree-optimization/43257
2949 * tree.c (assign_assembler_name_if_neeeded): New function.
2950 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2952 * tree.h (assign_assembler_name_if_neeeded): Declare.
2953 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2954 the function if needed.
2956 2010-03-11 Chris Demetriou <cgd@google.com>
2958 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2959 include/stdint-gcc.h, and include/stdint.h world-readable.
2961 2010-03-11 Richard Guenther <rguenther@suse.de>
2963 PR tree-optimization/43255
2964 * tree-vrp.c (process_assert_insertions_for): Do not insert
2965 asserts for trivial conditions.
2967 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2969 PR tree-optimization/43280
2970 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2971 generation. Move calculation of size out of the if branch.
2972 (find_bswap): Modify compare number generation.
2974 2010-03-11 Richard Guenther <rguenther@suse.de>
2977 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2978 (input_gimple_stmt): Fixup handled component types during
2979 operand read. Also fix up decls in ADDR_EXPRs.
2981 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2983 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2984 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2986 2010-03-10 Jan Hubicka <jh@suse.cz>
2989 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2990 * varasm.c (get_variable_section): Don't do that here...
2991 (make_decl_rtl): ... and here.
2992 (do_assemble_alias): Produce decl RTL.
2993 (assemble_alias): Likewise.
2995 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2998 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2999 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3001 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3002 (based_loc_descr): Only express drap or vdrap regno based expressions
3003 using DW_OP_fbreg when not optimizing.
3004 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3005 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3006 REG_CFA_SET_VDRAP note.
3008 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3010 PR tree-optimization/43236
3011 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3012 error in calculation of base address in reverse iteration case.
3013 (generate_builtin): Take number of latch executions if the statement
3016 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3019 * tree-eh.c: Include pointer-set.h.
3020 (lower_eh_dispatch): Filter out duplicate case labels and
3021 remove the unneeded edge when the label is unused. Return
3022 true when some edges are removed.
3023 (execute_lower_eh_dispatch): When any lowering resulted in
3024 removing an edge, also delete unreachable blocks.
3026 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3029 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3030 UNSPEC_MACHOPIC_OFFSET.
3032 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3035 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3036 (m68k_delegitimize_address): New function.
3038 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3041 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3044 * var-tracking.c (adjust_sets): New function.
3045 (count_with_sets, add_with_sets): Use it.
3046 (get_adjusted_src): New inline function.
3047 (add_stores): Use it.
3050 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3051 call cselib_dummy_expand_value_rtx_cb instead of
3052 cselib_expand_value_rtx_cb.
3055 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3056 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3057 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3058 and .cfi_endproc around the pic thunks.
3059 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3060 all queued unwind info register saves are saved before the call.
3061 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3062 considered as sp-=4 for unwind info and the pop as sp+=4 which
3063 also clobbers dest, but doesn't actually restore it.
3066 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3067 RTX_FRAME_RELATED_P.
3069 2010-03-09 Jie Zhang <jie@codesourcery.com>
3071 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3072 whitespaces in output template.
3074 2010-03-09 Jie Zhang <jie@codesourcery.com>
3076 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3079 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3081 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3082 builtins.exp in a separate job.
3084 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3086 * graphite-sese-to-poly.c (add_param_constraints): Use
3087 lower_bound_in_type and upper_bound_in_type.
3089 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3091 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3092 instead of unsigned_type_node.
3094 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3095 Reza Yazdani <reza.yazdani@amd.com>
3098 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3099 on pointer type parameters.
3101 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3105 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3106 handle conversions from pointer to integers.
3107 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3108 induction variable, to be able to work with code generated by CLooG.
3109 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3110 (build_poly_scop): Bail out if we cannot codegen a loop.
3112 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3114 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3115 code generation with gloog_error.
3117 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3119 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3120 Call fold_convert on all the returned values.
3121 (expand_scalar_variables_expr): Pass to
3122 expand_scalar_variables_ssa_name the type of the resulting expression.
3124 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3126 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3127 ppl_min_for_le_pointset.
3128 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3129 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3131 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3133 * graphite-dependences.c (map_into_dep_poly): Removed.
3134 (dependence_polyhedron_1): Use combine_context_id_scat.
3136 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3138 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3139 (struct poly_bb): Same.
3140 (combine_context_id_scat): New.
3142 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3145 * sese.c (name_defined_in_loop_p): Return false for default
3148 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3150 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3151 and clean up the logic.
3153 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3155 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3158 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3160 * var-tracking.c (remove_cselib_value_chains): Define only for
3162 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3163 delete_slot_part, emit_notes_for_differences_1): Don't call
3164 remove_cselib_value_chains here.
3165 (set_slot_part, emit_notes_for_differences_2): Don't call
3166 add_cselib_value_chains here.
3167 (preserved_values): New vector.
3168 (preserve_value): New function.
3169 (add_uses, add_stores, vt_add_function_parameters): Use it
3170 instead of cselib_preserve_value.
3171 (changed_values_stack): New vector.
3172 (check_changed_vars_0): New function.
3173 (check_changed_vars_1, check_changed_vars_2): Use it.
3174 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3175 changed_values_stack VALUEs.
3176 (vt_emit_notes): For all preserved_values call
3177 add_cselib_value_chains. If ENABLE_CHECKING call
3178 remove_cselib_value_chains before verifying value_chains is empty.
3179 Initialize and free changed_values_stack.
3180 (vt_initialize): Initialize preserved_values.
3181 (vt_finalize): Free preserved_values.
3183 2010-03-08 Richard Guenther <rguenther@suse.de>
3185 PR tree-optimization/43269
3186 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3189 2010-03-08 Martin Jambor <mjambor@suse.cz>
3191 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3192 (ipa_is_param_called): Removed.
3193 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3194 (ipa_print_node_params): Do not print the called flag.
3195 (ipa_write_node_info): Do not stream the called flag.
3196 (ipa_read_node_info): Likewise.
3198 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3201 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3202 * cselib.c (struct expand_value_data): Add dummy field.
3203 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3205 (cselib_dummy_expand_value_rtx_cb): New function.
3206 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3208 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3209 * var-tracking.c: Include pointer-set.h.
3210 (variable): Change n_var_parts to char from int. Add
3211 cur_loc_changed and in_changed_variables fields.
3212 (variable_canonicalize): Remove.
3213 (shared_var_p): New inline function.
3214 (unshare_variable): Maintain cur_loc_changed and
3215 in_changed_variables fields. If var was in changed_variables,
3216 replace it there with new_var. Just copy cur_loc instead of
3217 resetting it to something else.
3218 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3219 (dataflow_set_union): Don't call variable_canonicalize.
3220 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3221 of their DEBUG_EXPR_TREE_DECLs.
3222 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3223 and in_changed_variables and cur_loc_changed is false.
3224 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3225 and cur_loc_changed. Don't update cur_loc here.
3226 (variable_merge_over_src): Don't call variable_canonicalize.
3227 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3228 removing loc that is equal to cur_loc, clear cur_loc,
3229 set cur_loc_changed and ensure variable_was_changed is called.
3230 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3231 compare pointers in cur_loc check, if it is equal to loc,
3232 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3233 (variable_different_p): Remove compare_current_location argument,
3234 don't compare cur_loc.
3235 (dataflow_set_different_1): Adjust variable_different_p caller.
3236 (variable_was_changed): If dv had some var in changed_variables
3237 already, reset in_changed_variables flag for it and propagate
3238 cur_loc_changed over to the new variable. On empty var
3239 always set cur_loc_changed. Set in_changed_variables on whatever
3240 var is added to changed_variables.
3241 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3242 Use shared_var_p. When removing loc that is equal to cur_loc,
3243 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3244 end, don't set it to something else, just call variable_was_changed.
3245 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3246 loc being removed, clear cur_loc and set cur_loc_changed.
3247 Set cur_loc_changed if all locations have been removed.
3248 (struct expand_loc_callback_data): New type.
3249 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3250 allocated. Always create SUBREGs if simplify_subreg failed.
3251 Prefer to use cur_loc, when that fails and still in
3252 changed_variables (and seen first time) recompute it. Set
3253 cur_loc_changed of variables which had to change cur_loc and
3254 compute elcd->cur_loc_changed if any of the subexpressions used
3255 had to change cur_loc.
3256 (vt_expand_loc): Adjust to pass arguments in
3257 expand_loc_callback_data structure.
3258 (vt_expand_loc_dummy): New function.
3259 (emitted_notes): New variable.
3260 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3261 that weren't used for any other decl in current
3262 emit_notes_for_changes call call vt_expand_loc_dummy to update
3263 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3264 first loc_chain location if NULL before. Always use just
3265 cur_loc instead of first loc_chain location. When cur_loc_changed
3266 is false, when not --enable-checking=rtl just don't emit any note.
3267 When rtl checking, compute the note and assert it is the same
3268 as previous note. Clear cur_loc_changed and in_changed_variables
3269 at the end before removing from changed_variables.
3270 (check_changed_vars_3): New function.
3271 (emit_notes_for_changes): Traverse changed_vars to call
3272 check_changed_vars_3 on each changed var.
3273 (emit_notes_for_differences_1): Clear cur_loc_changed and
3274 in_changed_variables. Recompute cur_loc of new_var.
3275 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3276 (vt_emit_notes): Initialize and destroy emitted_notes.
3278 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3280 PR rtl-optimization/42220
3281 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3282 Use verify_reg_tracked to determine if we should use OP_OUT rather
3284 (build_def_use): If we see an in-out operand for a register that we
3285 know nothing about, treat is an output if possible, fail the block if
3288 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3291 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3294 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3297 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3298 uses of relevant DEFs that are dead outside the loop too.
3300 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3302 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3304 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3306 * var-tracking.c (values_to_unmark): New variable.
3307 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3308 values_to_unmark vector. Moved body to...
3309 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3310 instead queue it into values_to_unmark vector.
3311 (vt_find_locations): Free values_to_unmark vector.
3313 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3315 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3316 (site.exp): Export them when plugins are enabled.
3318 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3321 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3323 (chrec_fold_multiply): Same.
3325 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3328 * c-decl.c (build_compound_literal): Return early if init is
3331 2010-03-04 Martin Jambor <mjambor@suse.cz>
3333 PR tree-optimization/43164
3334 PR tree-optimization/43191
3335 * tree-sra.c (type_consists_of_records_p): Reject records with
3336 zero-size bit-fields at the end.
3338 2010-03-04 Mike Stump <mikestump@comcast.net>
3340 * Makefile.in (TAGS): Remove *.y.
3342 2010-03-04 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/40761
3345 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3347 (my_rev_post_order_compute): New function.
3348 (init_pre): Call it.
3350 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3353 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3354 decrease the cost of an IV candidate when the cost is infinite.
3356 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3358 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3359 Use '3DNow!' for the extension of that name, ensure normal space
3361 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3363 2010-03-03 Jeff Law <law@redhat.com>
3365 * PR middle-end/32693
3366 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3367 than gen_rtx_SUBREG.
3368 (extract_bit_field_1): Likewise.
3370 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3372 * doc/sourcebuild.texi (Test directives): Document that arguments
3373 include-opts and exclude-opts are now optional for dg-skip-if,
3374 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3376 2010-03-03 Jason Merrill <jason@redhat.com>
3379 * cgraph.h (varpool_node): Add extra_name field.
3380 * varpool.c (varpool_extra_name_alias): New.
3381 (varpool_assemble_decl): Emit extra name aliases.
3382 (varpool_mark_needed_node): Look past an extra name alias.
3383 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3384 * lto-streamer-in.c (lto_input_tree): Read it.
3385 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3387 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3389 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3390 (sparc*-*-solaris2*): ...this.
3392 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3395 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3396 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3397 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3398 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3401 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3402 fallthrough to default handling, just with want_address 0 instead of 2.
3403 For single element lists, add_AT_loc directly, otherwise create an
3404 artificial variable DIE and stick location list to it.
3407 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3408 (VAL_EXPR_HAS_REVERSE): Define.
3409 (reverse_op): New function.
3410 (add_stores): For reversible operations add an extra MO_VAL_USE.
3412 2010-03-02 Jason Merrill <jason@redhat.com>
3414 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3416 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3418 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3419 (sparc64-*-linux*): Likewise.
3420 (sparc64-*-solaris2*): Include assembler files before linker ones.
3421 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3422 * config/sparc/gas.h: Delete.
3423 * config/sparc/sol2-64.h: Add copyright notice.
3424 * config/sparc/sol2-gas-bi.h: Likewise.
3425 * config/sparc/sol2-gld.h: Likewise.
3426 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3427 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3428 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3429 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3430 (sparc_elf_asm_named_section): Rename into...
3431 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3433 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3435 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3437 2010-03-02 Jeff Law <law@redhat.com>
3440 * reload1.c (rtx_p, substitute_stack): Declare.
3441 (substitute): Record addresses of changed rtxs.
3442 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3443 Restore the original rtx when complete.
3444 (reload): Free subsitute_stack when complete.
3446 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3448 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3449 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3451 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3452 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3453 Torture Tests): Change from subsection to section.
3455 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3456 Steven Bosscher <steven@gcc.gnu.org>
3458 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3461 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3464 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3465 the assignment from the new induction variable to the assignment
3466 of the value from the original loop PHI function.
3468 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3469 Daniel Jacobowitz <dan@codesourcery.com>
3471 * doc/sourcebuild.texi (Test directives): Clarify options to
3474 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3476 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3477 Disable cfi directives unless GCC and gas agree on using read-only
3478 .eh_frame sections for 64-bit.
3479 * configure: Regenerate.
3481 2010-03-01 Richard Guenther <rguenther@suse.de>
3483 PR tree-optimization/43220
3484 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3485 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3487 2010-03-01 Richard Guenther <rguenther@suse.de>
3488 Martin Jambor <mjambor@suse.cz>
3491 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3492 gimplified parameters.
3494 2010-03-01 Christian Bruel <christian.bruel@st.com>
3496 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3498 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3500 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3502 2010-03-01 Richard Guenther <rguenther@suse.de>
3505 * expr.c (expand_assignment): Use the alias-oracle to tell
3506 if the rhs aliases the result decl.
3508 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3511 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3512 to sol_gt_pch_get_address.
3513 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3514 64-bit, SPARC and x86.
3515 (sol_gt_pch_get_address): New function.
3517 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3519 * toplev.h (inform_n, error_n): Declare.
3520 * diagnostic.c (inform_n, error_n): New function.
3522 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3524 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3525 has no rtl yet when processing local_decls, queue it and recheck
3526 if deferred stack allocation hasn't assigned it rtl.
3528 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3530 * config/sh/sh.c (unspec_bbr_uid): New.
3531 (gen_block_redirect): Use it instead of INSN_UID.
3532 (gen_far_branch): Likewise.
3534 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3536 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3537 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3539 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3541 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3542 (Warning Options): -Wno-conversion-null is valid for
3543 Objective-C++ as well.
3544 * doc/tm.texi (Named Address Spaces): Likewise.
3545 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3546 * doc/tree-ssa.texi (Tree SSA): Likewise.
3548 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3551 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3552 by default. Don't set the default arch for
3553 i[34567]86-*-darwin*|x86_64-*-darwin*.
3555 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3558 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3559 default. Set the default 32bit/64bit archs with $with_arch
3560 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3562 2010-02-27 Richard Guenther <rguenther@suse.de>
3564 PR tree-optimization/43186
3565 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3566 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3567 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3568 unroller iterations.
3570 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3572 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3573 required and i[34567]86-*-* targets don't support 64bit ISA.
3575 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3578 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3581 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3583 * config.gcc: Set the default arch at least to Prescott for
3584 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3585 if SSE math is enabled.
3587 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3589 * diagnostic.c (diagnostic_initialize): Update.
3590 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3592 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3593 (diagnostic_inhibit_notes): New.
3594 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3596 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3599 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3600 * doc/standards.texi: Likewise.
3601 * doc/extend.texi: Likewise.
3602 * doc/trouble.texi: Likewise.
3603 * doc/cppopts.texi: Likewise.
3604 * doc/install.texi: Likewise.
3605 * c.opt (std=c90,std=gnu90): New options.
3606 * c-opts.c (c_common_handle_option): Handle them.
3608 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3611 * c-decl.c (undeclared_variable): Use an informative note.
3613 2010-02-26 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/43186
3616 * gimple.h (gimple_fold): Remove.
3617 * gimple.c (gimple_fold): Remove. Inline into single user ...
3618 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3619 Try harder for conditions.
3621 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3624 * function.c (used_types_insert): Don't skip through named pointer
3625 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3626 and it is different from the main variant's type.
3628 2010-02-26 Nick Clifton <nickc@redhat.com>
3630 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3632 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3634 * config.gcc: Support --with-fpmath=sse for x86.
3636 * config/i386/ssemath.h: New.
3638 * doc/install.texi (--with-fpmath=sse): Documented.
3640 2010-02-26 Richard Guenther <rguenther@suse.de>
3642 PR tree-optimization/43188
3643 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3644 vector types of over-aligned element type.
3646 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3649 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3650 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3652 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3654 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3656 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3658 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3659 * var-tracking.c: Include diagnostic.h.
3660 (debug_dv): New function.
3661 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3664 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3665 (add_value_chain, add_value_chains, remove_value_chain,
3666 remove_value_chains): Handle DEBUG_EXPRs.
3667 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3670 * regcprop.c (struct queued_debug_insn_change): New type.
3671 (struct value_data_entry): Add debug_insn_changes field.
3672 (struct value_data): Add n_debug_insn_changes field.
3673 (debug_insn_changes_pool): New variable.
3674 (free_debug_insn_changes, apply_debug_insn_changes,
3675 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3676 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3677 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3679 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3681 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3682 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3683 changes, call cprop_find_used_regs via note_stores.
3684 (copyprop_hardreg_forward): When copying vd from predecessor
3685 which has any queued DEBUG_INSN changes, make sure the pointers are
3686 cleared. At the end call df_analyze and then if there are any
3687 DEBUG_INSN changes queued at the end of some basic block for still
3688 live registers, apply them.
3689 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3691 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3693 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3696 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3698 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3699 targets. Set the default with_cpu/with_arch from arch/cpu.
3700 Allow x86-64 and native for with_cpu/with_arch.
3702 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3704 * ebitmap.c: Change calls to verify_popcount with calls to
3705 sbitmap_verify_popcount.
3706 (ebitmap_clear_bit): Fixed map->cacheindex test and
3707 map>cache update when bit clearing results in an empty
3710 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3713 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3714 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3715 and support both V2DF and V2DI modes.
3716 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3717 support both V2DF and V2DI modes.
3718 (general): Delete trailing whitespace from a few patterns.
3720 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3721 V2DF/V2DI interleave high/low builtins.
3723 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3726 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3727 interleave high/low functions.
3729 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3731 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3732 #pragma extern_prefix.
3734 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3737 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3738 BLKmode, assert op0 is a MEM and just adjust its mode.
3741 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3742 if bitpos isn't multiple of mode's bitsize.
3744 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3746 * c.opt (-ftemplate-depth=): New.
3747 (-ftemplate-depth-): Deprecate.
3748 * optc-gen.awk: Handle -ftemplate-depth=.
3749 * opth-gen.awk: Likewise.
3750 * c-opts.c (c_common_handle_option): Likewise.
3751 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3753 2010-02-24 Jason Merrill <jason@redhat.com>
3755 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3757 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3759 * cfg.c (alloc_aux_for_block): Remove inline.
3760 (alloc_aux_for_edge): Likewise.
3762 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3764 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3766 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3768 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3769 * config/i386/sol2-gas.h: New file.
3770 * config.gcc (i[34567]86-*-solaris2*): Use it.
3772 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3775 * c-typeck.c (ep_convert_and_check): New.
3776 (build_conditional_expr): Use it.
3777 (build_binary_op): Likewise.
3779 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3781 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3784 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3785 bounds even for -O+.
3786 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3787 expr needs to have DECL_NAME set.
3789 2010-02-24 Nick Clifton <nickc@redhat.com>
3791 * config/mep/mep.c: Include gimple.h.
3792 (mep_function_uses_sp): Delete unused function.
3793 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3794 parameters. Use unsigned integers to count args. Return a
3795 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3797 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3800 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3801 greater or equal to nelt instead of 2 * nelt.
3802 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3805 2010-02-23 Jason Merrill <jason@redhat.com>
3808 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3809 in cfun->local_decls even if they have register types.
3812 * stor-layout.c (place_field): Don't warn about unnecessary
3813 DECL_PACKED if the type is packed.
3815 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3818 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3819 GOTOFF relocs, even when the base reg isn't pic pointer.
3821 2010-02-23 Michael Matz <matz@suse.de>
3824 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3825 (expand_gimple_basic_block): Generate and use debug temps if there
3826 are debug uses left after the last real use of TERed ssa names.
3827 Unlink debug immediate uses when they are expanded.
3829 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3832 * config/i386/i386.c (override_options): Reorganise to provide
3833 better error messages.
3835 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3838 * graphite-scop-detection.c (create_single_exit_edge): Move
3839 the call to find_single_exit_edge to....
3840 (create_sese_edges): ...here. Don't handle multiple edges
3841 exiting the function.
3842 (build_graphite_scops): Don't handle multiple edges
3843 exiting the function.
3845 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3848 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3849 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3851 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3854 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3856 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3859 * c-typeck.c (convert_arguments): Print declaration location.
3860 * c-common.c (validate_nargs): Rename as
3861 builtin_function_validate_nargs.
3862 (check_builtin_function_arguments): Update.
3864 2010-02-22 Richard Guenther <rguenther@suse.de>
3867 * tree-inline.c (declare_return_variable): Use the type of
3868 the call stmt lhs if available.
3870 2010-02-22 Duncan Sands <baldrick@free.fr>
3872 * passes.c (register_pass): Always consider all pass lists when
3873 ref_pass_instance_number is zero.
3875 2010-02-22 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/42749
3878 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3879 parameter. Do arithmetic in the original type.
3880 (update_accumulator_with_ops): Likewise.
3881 (adjust_accumulator_values): Adjust.
3883 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3885 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3886 (QI to BLKmode splitter): New splitter.
3888 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3890 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3891 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3893 2010-02-22 Richard Guenther <rguenther@suse.de>
3895 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3897 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3899 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3900 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3901 ($(T)crti.o, $(T)crtn.o): Remove rules.
3903 2010-02-21 Tobias Burnus <burnus@net-b.de>
3906 * doc/invoke.texi (-fassociative-math): Document that this
3907 option is automatically enabled for Fortran.
3909 2010-02-20 David S. Miller <davem@davemloft.net>
3911 * configure.ac: Test if linker and assembler properly support
3912 GOTDATA_OP relocations.
3913 * configure: Rebuild.
3914 * config.in: Likewise.
3915 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3916 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3917 (movsi_high_pic): Likewise.
3918 (movdi_lo_sum_pic): Likewise.
3919 (movdi_high_pic): Likewise.
3920 (movsi_pic_gotdata_op): New pattern.
3921 (movdi_pic_gotdata_op): Likewise.
3922 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3923 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3925 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3928 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3929 attribute to ssemul.
3930 (xop_mulv2div2di3_high): Ditto.
3932 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3935 * c.opt (Wconversion-null): New option.
3936 * doc/invoke.texi (Wconversion-null): Document.
3938 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3940 * common.opt (Wlarger-than-): Add Undocumented.
3942 2010-02-19 Mike Stump <mikestump@comcast.net>
3944 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3946 2010-02-19 Jason Merrill <jason@redhat.com>
3949 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3950 * configure: Likewise.
3952 2010-02-20 Alan Modra <amodra@gmail.com>
3955 * cgraph.h (cgraph_make_decl_local): Declare.
3956 * cgraph.c (cgraph_make_decl_local): New function.
3957 (cgraph_make_node_local): Use it.
3958 * cgraphunit.c (cgraph_function_versioning): Likewise.
3959 * ipa.c (function_and_variable_visibility): Likewise.
3961 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3964 * except.c (sjlj_emit_function_enter): Don't call
3965 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3967 * rtl.h (add_reg_br_prob_note): Remove prototype.
3969 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3972 * c-common.c (conversion_warning): Remove widening conversions
3973 before checking the conversion of integers to reals.
3975 2010-02-19 Mike Stump <mikestump@comcast.net>
3978 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3981 * cgraphunit.c (process_function_and_variable_attributes): Check
3982 DECL_PRESERVE_P instead of looking up attribute "used".
3983 * ipa-pure-const.c (check_decl): Likewise.
3984 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3985 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3986 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3987 instead of attribute "used".
3988 * config/sol2-c.c (solaris_pragma_init): Likewise.
3989 (solaris_pragma_fini): Likewise.
3991 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3993 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3994 Use XCNEW instead of xcalloc.
3995 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3996 XNEW instead of xmalloc.
3997 (get_fields): Use XNEWVEC instead of xmalloc.
4000 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4001 populate vars array.
4002 (create_new_general_access): For debug stmts just reset value.
4003 (get_stmt_accesses): For accesses within debug stmts just record them
4004 using add_access_to_acc_sites instead of preventing the peeling or
4005 counting them as accesses.
4008 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4010 2010-02-19 Richard Guenther <rguenther@suse.de>
4012 PR tree-optimization/42916
4013 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4016 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4018 * configure.ac: Replace all uses of changequote in macro arguments
4019 with proper quoting.
4021 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4024 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4026 2010-02-19 Richard Guenther <rguenther@suse.de>
4028 PR tree-optimization/42944
4029 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4030 test for aliasing with errno.
4032 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4035 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4036 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4037 * dojump.c: Include output.h.
4038 (inv): New inline function.
4039 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4040 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4041 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4042 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4043 argument, pass it down to other calls.
4044 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4045 add REG_BR_PROB note to the conditional jump.
4046 * cfgexpand.c (add_reg_br_prob_note): Removed.
4047 (expand_gimple_cond): Don't call it, add the probability
4048 as last argument to jumpif_1/jumpifnot_1.
4049 * Makefile.in (dojump.o): Depend on output.h.
4050 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4052 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4053 * stmt.c (do_jump_if_equal): Likewise.
4054 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4055 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4056 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4058 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4059 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4060 jumpifnot_1 callers.
4061 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4063 (store_expr): Adjust jumpifnot caller.
4064 (store_constructor): Adjust jumpif caller.
4067 * gimplify.c (gimple_boolify): For __builtin_expect call
4068 gimple_boolify also on its first argument.
4070 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4072 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4074 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4075 * configure: Regenerated.
4077 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4079 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4080 lang_hooks.types_compatible_p instead of comptypes.
4082 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4084 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4085 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4086 if __prefer_thumb__ is defined.
4088 2010-02-18 Martin Jambor <mjambor@suse.cz>
4090 PR tree-optimization/43066
4091 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4092 array with zero-sized element type.
4094 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4096 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4097 rtx, allocate struct var_loc_node here and return it to the
4098 caller, and only if it is actually needed.
4099 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4100 move it earlier and return immediately if it returns NULL.
4102 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4104 * config/sparc/gas.h: New file. Restore
4105 TARGET_ASM_NAMED_SECTION to its ELF default.
4106 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4108 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4109 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4110 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4111 after sparc/sysv4.h.
4113 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4115 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4117 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4119 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4120 patterns from predicated pattern.
4122 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4126 for insn mnemonic suffix.
4128 2010-02-17 Richard Guenther <rguenther@suse.de>
4130 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4133 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4136 * caller-save.c (save_call_clobbered_regs): If BB ends with
4137 a DEBUG_INSN, move any notes in between last real insn and the last
4138 DEBUG_INSN after the last DEBUG_INSN.
4140 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4142 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4143 Fix return type. Fix argument type. Explain meaning of return value.
4145 2010-02-16 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/41043
4148 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4149 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4151 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4153 2010-02-16 Ira Rosen <irar@il.ibm.com>
4155 PR tree-optimization/43074
4156 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4157 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4158 vectorizable cycles in hybrid SLP check.
4159 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4161 2010-02-16 Richard Guenther <rguenther@suse.de>
4163 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4164 (true_dependence): If memrefs_conflict_p computes must-alias
4165 trust it. Move TBAA check after offset-based disambiguation.
4166 (canon_true_dependence): Likewise.
4168 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4170 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4171 * doc/invoke.texi: Document it.
4172 * var-tracking.c: Include toplev.h and params.h.
4173 (vt_find_locations): Return bool indicating success. Compute
4174 hash sizes unconditionally. Check new parameter, report.
4175 (variable_tracking_main_1): Check vt_find_locations results and
4176 retry. Renamed from...
4177 (variable_tracking_main): ... this. New wrapper to preserve
4178 flag_var_tracking_assignments.
4179 * Makefile.in (var-tracking.o): Adjust dependencies.
4181 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4182 Jakub Jelinek <jakub@redhat.com>
4185 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4186 if weak_import attribute is present.
4187 * config/darwin.c (machopic_select_section): Likewise.
4189 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4191 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4192 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4193 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4194 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4196 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4198 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4201 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4202 Rewrite text to refer to the names.
4204 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4206 * config/i386/i386-builtin-types.def
4207 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4208 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4209 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4210 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4211 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4212 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4213 IX86_BUILTIN_VPERMIL2PS256.
4214 (MULTI_ARG_4_DF2_DI_I): Defined.
4215 (MULTI_ARG_4_DF2_DI_I1): Defined.
4216 (MULTI_ARG_4_SF2_SI_I): Defined.
4217 (MULTI_ARG_4_SF2_SI_I1): Defined.
4218 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4219 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4220 __builtin_ia32_vpermil2ps256.
4221 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4222 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4223 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4224 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4225 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4226 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4227 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4228 CODE_FOR_xop_vpermil2v8sf3.
4229 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4230 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4231 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4232 (_mm256_permute2_pd): New.
4233 (_mm_permute2_ps): New.
4234 (_mm256_permute2_ps): New.
4236 2010-02-15 Nick Clifton <nickc@redhat.com>
4238 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4239 boolean parameters. Use emit_jump_insn when emitting a pop
4240 instruction containing a return insn.
4241 (push): Use 'true' rather than '1' as second parameter to F.
4242 (h8300_expand_prologue): Likewise.
4243 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4244 (h8300_expand_epilogue): Likewise.
4246 2010-02-15 Richard Guenther <rguenther@suse.de>
4249 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4252 2010-02-15 Nick Clifton <nickc@redhat.com>
4254 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4257 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4259 * intl.c (fake_ngettext): New function.
4260 * intl.h (fake_ngettext): Declare.
4261 (ngettext): Define macro.
4262 * collect2.c (notice_translated): New function.
4263 (main): Use notice_translated and ngettext.
4264 * collect2.h (notice_translated): Declare.
4266 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4268 * reorg.c (delete_computation): Comment fixes.
4269 * caller-save.c (setup_save_areas): Idem.
4270 * sel-sched-dump.c (dump_lv_set): Idem.
4273 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4275 * config/s390/s390.c (s390_sched_init): New function.
4276 (TARGET_SCHED_INIT): Target hook defined.
4278 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4279 Jack Howarth <howarth@bromo.med.uc.edu>
4280 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4283 Partial revert of unintended change in fix for PR41605.
4284 * config/darwin.h: Fix typo.
4285 * config/darwin9.h: Same.
4287 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4289 * c-pch.c (pch_init): Clear v.
4291 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4294 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4295 graphite_can_represent_init for MULT_EXPR.
4297 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4301 * graphite-sese-to-poly.c (remove_phi): New.
4302 (translate_scalar_reduction_to_array): Call remove_phi.
4304 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4307 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4308 * graphite-clast-to-gimple.h (gloog): Update declaration.
4309 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4310 * graphite-poly.h (struct poly_bb): Add missing comments.
4311 (struct scop): Add poly_scop_p field.
4313 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4314 * graphite.c (graphite_transform_loops): Build the polyhedral
4315 representation for each scop before code generation.
4316 * sese.c (rename_variables_in_operand): Removed.
4317 (rename_variables_in_expr): Return the renamed expression.
4318 (rename_sese_parameters): New.
4319 * sese.h (rename_sese_parameters): Declared.
4321 2010-02-11 Richard Guenther <rguenther@suse.de>
4323 PR tree-optimization/42998
4324 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4325 POINTER_PLUS_EXPR properly.
4327 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4328 Changpeng Fang <changpeng.fang@amd.com>
4331 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4332 the cost of an IV candidate when the IV is used in a test against zero.
4334 * gcc.dg/tree-ssa/ivopts-3.c: New.
4336 2010-02-11 Richard Guenther <rguenther@suse.de>
4339 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4340 pointer-vs-decl case by swapping refs. Handle some cases
4341 of pointer-vs-decl disambiguations more conservatively.
4342 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4343 to false after expanding.
4345 2010-02-11 Richard Guenther <rguenther@suse.de>
4348 * gcc.c (process_command): Handle LTO file@offset case more
4351 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4353 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4354 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4356 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4358 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4359 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4360 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4361 Optimize eq/ne comparisons when both arguments are known to be
4363 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4364 Don't mask operands unnecessarily if they are known to be already
4367 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4369 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4372 2010-02-10 Richard Guenther <rguenther@suse.de>
4374 PR tree-optimization/43017
4375 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4376 for wrapping signed arithmetic.
4378 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4381 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4382 if no debug info should be emitted for it.
4384 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4386 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4387 note when flag_exceptions is set.
4389 2010-02-10 Duncan Sands <baldrick@free.fr>
4391 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4393 2010-02-10 Richard Guenther <rguenther@suse.de>
4396 * tree.c (get_unwidened): Handle constants.
4397 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4399 2010-02-10 Martin Jambor <mjambor@suse.cz>
4402 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4403 check for variable argument counts independently.
4405 2010-02-10 Christian Bruel <christian.bruel@st.com>
4408 * config/sh/sh.c (find_barrier): Increase length for non delayed
4409 conditional branches.
4411 2010-02-10 Christian Bruel <christian.bruel@st.com>
4413 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4415 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4417 * builtins.c (set_builtin_user_assembler_name): Also handle
4418 ffs if int is smaller than word.
4420 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4423 * ira-conflicts.c (get_dup): Remove.
4424 (process_reg_shuffles): Add new parameter. Use it as an
4425 additional guard for copy generation.
4426 (add_insn_allocno_copies): Rewrite.
4428 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4430 * common.opt (fsched2-use-traces): Preserved for backward
4432 * doc/invoke.texi: Remove the documentation about option
4433 -fsched2-use-traces.
4434 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4435 flag_sched2_use_traces.
4436 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4437 the backward compatibility flag section.
4439 2010-02-09 Richard Guenther <rguenther@suse.de>
4441 PR tree-optimization/43008
4442 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4443 make HEAP variables initialized from global memory if they
4444 are not known builtin functions.
4445 (find_func_aliases): Adjust.
4447 2010-02-09 Richard Guenther <rguenther@suse.de>
4449 PR tree-optimization/43000
4450 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4451 arithmetic manually.
4453 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4455 PR tree-optimization/42931
4456 * tree-loop-linear.c (try_interchange_loops): Don't call
4457 double_int_mul if estimated_loop_iterations failed.
4459 2010-02-08 Martin Jambor <mjambor@suse.cz>
4462 * tree-sra.c (build_accesses_from_assign): Do not mark in
4463 should_scalarize_away_bitmap if stmt has volatile ops.
4464 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4467 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4469 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4471 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4473 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4476 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4479 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4481 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4484 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4485 to unknown_dependence.
4486 (graphite_legal_transform_dr): Handle the unknown_dependence.
4487 (graphite_carried_dependence_level_k): Same.
4489 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4491 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4493 2010-02-07 Richard Guenther <rguenther@suse.de>
4496 * expr.c (get_inner_reference): Always initialize *pbitsize.
4498 2010-02-07 Richard Guenther <rguenther@suse.de>
4501 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4502 new ARRAY_REFs on variable size element or minimal index arrays.
4504 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4505 gimple_fold_indirect_ref.
4507 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4510 * arm.c (arm_override_options): Just return if the user has specified
4511 an invalid fpu name.
4513 2010-02-03 Jason Merrill <jason@redhat.com>
4516 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4517 i386_pe_maybe_record_exported_symbol.
4519 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4522 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4523 (pa_delegitimize_address): New function.
4525 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4527 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4528 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4530 2010-02-05 Richard Guenther <rguenther@suse.de>
4533 * lto-streamer-in.c (get_resolution): Deal with references
4534 to undefined functions.
4536 2010-02-05 Richard Guenther <rguenther@suse.de>
4538 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4539 (fold_const_aggregate_ref): Likewise.
4540 (ccp_fold_stmt): Substitute loads.
4541 (maybe_fold_reference): Verify types before substituting.
4543 (fold_gimple_assign): Unshare properly.
4544 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4546 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4548 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4549 for rs6000_gen_cell_microcode.
4551 2010-02-04 Richard Guenther <rguenther@suse.de>
4553 PR rtl-optimization/42952
4554 * dse.c (const_or_frame_p): Remove MEM handling.
4556 2010-02-04 Nick Clifton <nickc@redhat.com>
4558 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4559 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4560 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4561 (mn10300_asm_output_mi_thunk): New function.
4562 (mn10300_can_output_mu_thunk): New function.
4563 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4564 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4565 (FUNCTION_ARG): Delete incorrect comment.
4567 2010-02-03 Jason Merrill <jason@redhat.com>
4570 * fold-const.c (operand_equal_p): Handle erroneous types.
4572 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4574 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4576 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4578 PR rtl-optimization/42941
4579 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4582 2010-02-03 Jason Merrill <jason@redhat.com>
4585 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4587 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4590 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4591 (cselib_reset_table): Renamed from...
4592 (cselib_reset_table_with_next_value): ... this.
4593 (cselib_get_next_uid): Renamed from...
4594 (cselib_get_next_unknown_value): ... this.
4595 * cselib.c (next_uid): Renamed from...
4596 (next_unknown_value): ... this.
4597 (cselib_clear_table): Adjust.
4598 (cselib_reset_table): Adjust. Renamed from...
4599 (cselib_reset_table_with_next_value): ... this.
4600 (cselib_get_next_uid): Adjust. Renamed from...
4601 (cselib_get_next_unknown_value): ... this.
4602 (get_value_hash): Use hash.
4603 (cselib_hash_rtx): Likewise.
4604 (new_cselib_val): Adjust. Set and dump uid.
4605 (cselib_lookup_mem): Pass next_uid as hash.
4606 (cselib_subst_to_values): Likewise.
4607 (cselib_log_lookup): Dump uid.
4608 (cselib_lookup): Pass next_uid as hash. Adjust.
4609 (cselib_process_insn): Adjust.
4610 (cselib_init): Initialize next_uid.
4611 (cselib_finish): Adjust.
4612 (dump_cselib_table): Likewise.
4613 * dse.c (canon_address): Dump value uid.
4614 * print-rtl.c (print_rtx): Print value uid.
4615 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4617 (dv_uid): New function, sort of renamed from...
4618 (dv_htab_hash): ... this, reimplemented in terms of it and...
4619 (dv_uid2hash): ... this. New.
4620 (variable_htab_eq): Drop excess assertions.
4621 (tie_break_pointers): Removed.
4622 (canon_value_cmp): Compare uids.
4623 (variable_post_merge_New_vals): Print uids.
4624 (vt_add_function_parameters): Adjust.
4625 (vt_initialize): Reset table. Adjust.
4627 2010-02-03 Richard Guenther <rguenther@suse.de>
4629 PR tree-optimization/42944
4630 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4631 (call_may_clobber_ref_p_1): Likewise. Properly handle
4632 malloc and calloc clobbering errno.
4634 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4636 * doc/invoke.texi: Fix name of sched1 dump.
4638 * opts.c (decode_options): Set flag_tree_switch_conversion
4639 only conditionally on optimize >= 2.
4641 * gcse.c: Assorted comment fixes in pass description.
4643 2010-02-03 Anthony Green <green@moxielogic.com>
4645 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4646 nop padding in order to maintain alignment of storage location of
4647 target function address.
4648 (moxie_trampoline_init): Store target function address at newly
4650 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4652 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4654 2010-02-03 Richard Guenther <rguenther@suse.de>
4657 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4659 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4661 * config.gcc: Reenable check for obsolete targets.
4662 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4663 mips-sgi-irix6.[0-4]*.
4665 2010-02-02 Nick Clifton <nickc@redhat.com>
4667 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4668 constant size of 4 as being the same as 0.
4669 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4670 can take values in the range 0..4.
4672 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4675 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4676 as _darwin10_Unwind_FindEnclosingFunction().
4677 * libgcc-libsystem.ver: New.
4679 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4682 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4683 implicitly set registers.
4685 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4687 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4688 (arm_override_options): Allow automatic selection of the thread
4689 pointer register if thumb2.
4690 (legitimize_pic_address): Improve code sequences for Thumb2.
4691 (arm_call_tls_get_addr): Likewise.
4692 (legitimize_tls_address): Likewise.
4693 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4694 (pic_load_addr_32bit): ... this. New named pattern.
4695 * thumb2.md (pic_load_addr_thumb2): Delete.
4696 (pic_load_dot_plus_four): Delete.
4697 (tls_load_dot_plus_four): New named pattern.
4699 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4702 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4703 Document fix for TLS bug.
4705 2010-01-31 Richard Guenther <rguenther@suse.de>
4707 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4708 conservatively correct.
4710 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4714 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4716 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4718 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4720 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4722 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4724 * config.gcc: Adjust order of makefile fragments for mingw targets.
4726 2010-01-31 Richard Guenther <rguenther@suse.de>
4729 * gimplify.c (gimplify_init_constructor): For volatile LHS
4730 initialize a temporary.
4732 2010-01-31 Matthias Klose <doko@ubuntu.com>
4734 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4736 * configure: Regenerate.
4738 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4740 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4741 the same alias set and their sizes different constantness.
4742 (aliasing_component_refs_p): Revert 2009-10-24 change.
4744 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4746 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4749 2010-01-29 Richard Guenther <rguenther@suse.de>
4751 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4752 Assert we successfully updated the call.
4754 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4756 PR rtl-optimization/42889
4757 * df.h (df_set_bb_dirty_nonlr): New prototype.
4758 * df-core.c (df_set_bb_dirty_nonlr): New function.
4759 * df-scan.c (df_insn_rescan): Call it instead of
4760 df_set_bb_dirty for DEBUG_INSNs.
4762 2010-01-29 Richard Guenther <rguenther@suse.de>
4765 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4766 quadratic behavior in most cases.
4768 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4771 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4772 in the call to gen_x86_movsicc_0_m1.
4774 2010-01-28 Richard Guenther <rguenther@suse.de>
4776 PR tree-optimization/42871
4777 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4779 2010-01-28 Richard Guenther <rguenther@suse.de>
4781 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4782 into call arguments.
4784 2010-01-28 Richard Guenther <rguenther@suse.de>
4787 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4788 the forwarder if the destination is an EH landing pad.
4790 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4792 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4793 block list passed to gimple_duplicate_sese_tail.
4794 (parallelize_loops): Avoid parallelization when the function
4796 Avoid parallelization when the preheader is IRREDUCIBLE.
4797 Try to optimize when estimated_loop_iterations_int is unresolved.
4798 Add the loop's location to the dump file.
4799 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4800 (gimple_duplicate_sese_tail): Remove the check for the latch.
4801 Redirect nexits to the exit block.
4802 Remove handling of the incoming edges to the latch.
4803 Redirect the backedge from the copied latch to the exit bb.
4805 2010-01-28 Michael Matz <matz@suse.de>
4808 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4809 Wrap force_reg into a sequence, emit it before user.
4811 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4813 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4815 (arm_legacy_rev): Likewise.
4816 (thumb_legacy_rev): Likewise.
4818 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4820 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4821 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4822 on MEM's address failed, try avoid_constant_pool_reference and
4823 recurse if it returned something different.
4824 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4825 address, try avoid_constant_pool_reference and recurse if it
4826 returned something different.
4827 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4828 address and avoid_constant_pool_reference returned something
4829 different, don't set have_address.
4831 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4834 * var-tracking.c (val_store): Add modified argument, obey it.
4836 (count_uses): Move down logging of main.
4837 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4838 don't need resolution.
4839 (emit_notes_in_bb): Likewise.
4841 2010-01-27 Richard Guenther <rguenther@suse.de>
4844 * tree-inline.c (remap_decl): Delay remapping of SSA name
4845 default definitions until we need them.
4847 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4849 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4850 (rs6000_delegitimize_address): New function.
4852 * config/s390/s390.c (s390_delegitimize_address): Call
4853 delegitimize_mem_from_attrs.
4856 * tree-inline.c (cannot_copy_type_1): Removed.
4857 (copy_forbidden): Don't forbid copying of functions containing
4858 records/unions with variable length fields.
4860 2010-01-27 Christian Bruel <christian.bruel@st.com>
4864 * config/sh/sh.c (find_barrier): Increase length for non delayed
4865 conditional branches.
4867 2010-01-27 Matthias Klose <doko@ubuntu.com>
4869 * configure.ac (gnu-unique-object): Fix ldd version check.
4870 * configure: Regenerate.
4872 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4874 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4876 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4877 Test for HAVE_GNU_AS value.
4879 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4881 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4882 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4883 INT64_TYPE): Define.
4884 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4885 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4886 INT_LEAST64_TYPE): Define.
4887 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4888 UINT_LEAST64_TYPE): Define.
4889 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4890 INT_FAST64_TYPE): Define.
4891 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4892 UINT_FAST64_TYPE): Define.
4893 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4894 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4895 (SIG_ATOMIC_TYPE): Define.
4897 2010-01-26 Richard Guenther <rguenther@suse.de>
4899 * df-scan.c (df_scan_set_bb_info): Remove assert.
4900 (df_insn_rescan_debug_internal): Merge asserts.
4901 (df_install_ref): Likewise.
4902 (df_mark_reg): Use bitmap_set_range.
4903 (df_hard_reg_used_p): Remove assert.
4904 (df_hard_reg_used_count): Likewise.
4906 2010-01-26 Richard Guenther <rguenther@suse.de>
4908 PR rtl-optimization/42685
4909 * web.c (web_main): Ignore DEBUG_INSNs.
4911 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4913 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4915 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4916 Fix types of fndecl and arglist parameters.
4918 2010-01-26 Richard Guenther <rguenther@suse.de>
4921 * tree-eh.c (unsplit_eh): Skip debug insns.
4923 2010-01-26 Richard Guenther <rguenther@suse.de>
4925 PR tree-optimization/42250
4926 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4928 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4931 * omp-low.c (expand_omp_sections): Only use single_pred if
4932 l2_bb is single_pred_p.
4934 2010-01-25 Christian Bruel <christian.bruel@st.com>
4937 * config/sh/sh.c (find_barrier): Increase length for non delayed
4938 conditional branches.
4939 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4941 2010-01-24 David S. Miller <davem@davemloft.net>
4943 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4944 define if not using GAS.
4945 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4946 Likewise. Delete SECTION_MERGE code, which is only applicable
4949 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4952 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4953 mangling of va_list in system headers.
4955 2010-01-23 Toon Moene <toon@moene.org>
4957 * tree-predcom.c (combine_chains): Return NULL, not false.
4959 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4961 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4962 initialization of variable res to agree with return type.
4964 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4966 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4967 * tree-sra.c: Add include of expr.h.
4969 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4971 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4972 insert the debug stmt on the single non-EH edge from the stmt.
4974 2010-01-22 Richard Henderson <rth@redhat.com>
4977 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4978 the RHS until after generate_subtree_copies has insertted its
4979 code before the current statement.
4981 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4983 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4985 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4987 2010-01-21 Martin Jambor <mjambor@suse.cz>
4989 PR tree-optimization/42585
4990 * tree-sra.c (struct access): New field grp_total_scalarization.
4991 (dump_access): Dump the new field.
4992 (should_scalarize_away_bitmap): New variable.
4993 (cannot_scalarize_away_bitmap): Likewise.
4994 (sra_initialize): Allocate new bitmaps.
4995 (sra_deinitialize): Free new bitmaps.
4996 (create_access_1): New function.
4997 (create_access): Parts moved to create_access_1.
4998 (type_consists_of_records_p): New function.
4999 (completely_scalarize_record): Likewise.
5000 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5001 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5002 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5004 (analyze_all_variable_accesses): Completely scalarize small eligible
5007 2010-01-21 Martin Jambor <mjambor@suse.cz>
5009 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5011 2010-01-21 Andrew Haley <aph@redhat.com>
5013 * gcc.c (process_command): Move lang_specific_driver before
5014 setting cc_libexec_prefix.
5016 2010-01-21 Richard Guenther <rguenther@suse.de>
5019 * fold-const.c (negate_expr_p): Pretend only negative
5020 real constants are easily negatable.
5022 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5023 Jason Merrill <jason@redhat.com>
5025 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5026 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5027 * calls.c (initialize argument_information): Handle it.
5028 * c-common.c (handle_transparent_union_attribute): Use new name.
5029 * c-decl.c (finish_struct): Ditto.
5030 * c-typeck.c (type_lists_compatible_p): Ditto.
5031 (convert_for_assignment): Use new name and also handle record.
5032 * function.c (aggregate_value_p): Handle it.
5033 (pass_by_reference): Ditto.
5034 (assign_parm_data_types): Ditto.
5035 * print-tree.c (print_node): Ditto.
5036 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5037 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5038 * tree.c (first_field): New fn.
5040 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5043 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5044 even when linking statically, for now.
5046 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5049 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5050 without a cselib val.
5051 (count_uses): Accept MO_VAL_SET with no val on stores.
5052 (add_stores): Likewise.
5054 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5056 * var-tracking.c (check_value_val): Add a compile time assertion.
5057 (dv_is_decl_p): Simplify.
5058 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5059 gcc_assert if ENABLE_CHECKING.
5061 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5064 * var-tracking.c: Include tree-flow.h.
5065 (mem_dies_at_call): New.
5066 (dataflow_set_preserve_mem_locs): Use it.
5067 (dataflow_set_remove_mem_locs): Likewise.
5068 (dump_var): Renamed from dump_variable. Adjust all callers.
5069 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5070 * Makefile.in (var-tracking.o): Adjust deps.
5072 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5074 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5076 2010-01-20 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/42717
5079 * tree-ssa-dce.c (get_live_post_dom): Remove.
5080 (forward_edge_to_pdom): Take an arbitrary edge to copy
5081 degenerate PHI args from.
5082 (remove_dead_stmt): Use the first post-dominator even if it
5083 does not contain live statements as redirection destination.
5085 2010-01-20 Richard Guenther <rguenther@suse.de>
5087 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5089 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5091 * sel-sched.c (create_speculation_check): Remove set but not used
5093 (try_transformation_cache): Remove set but not used variable ds.
5094 (calculate_privileged_insns): Remove set but not used variables
5095 cur_insn and min_spec_insn.
5096 (find_best_expr): Remove set but not used variable avail_n.
5097 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5099 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5101 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5102 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5105 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5108 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5109 cpu types. Add support for *-sse3 cpu types.
5110 (x86_64-*-*): Ditto.
5112 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5115 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5116 argument, call initializer_constant_valid_p_1 instead of
5117 initializer_constant_valid_p, pass CACHE to it, return NULL
5118 immediately if first call returns NULL.
5119 (initializer_constant_valid_p_1): New function.
5120 (initializer_constant_valid_p): Use it.
5122 2010-01-20 Thomas Quinot <quinot@adacore.com>
5124 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5126 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5128 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5129 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5130 (loc_list_from_tree): Don't handle unsigned division. Handle
5131 signed modulo using DW_OP_{over,over,div,mul,minus}.
5132 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5133 modulo instead of signed.
5135 2010-01-20 DJ Delorie <dj@redhat.com>
5137 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5139 (h8300_emit_stack_adjustment): Propogate it.
5141 (h8300_expand_prologue): Likewise.
5142 (h8300_expand_epilogue): Likewise.
5144 2010-01-19 Michael Matz <matz@suse.de>
5146 PR tree-optimization/41783
5147 * tree-data-ref.c (toplevel): Include flags.h.
5148 (dump_data_dependence_relation): Also dump the inputs if the
5149 result will be unknown.
5150 (split_constant_offset_1): Look through some conversions.
5151 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5152 the offset from last element is too large.
5153 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5154 (reassociate_to_the_same_stmt): Handle vector registers.
5155 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5157 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5158 wide_prolog_niters argument, emit widening instructions.
5159 (vect_do_peeling_for_alignment): Adjust caller, use widened
5160 variant of the iteration cound.
5161 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5163 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5166 * config/arm/neon-testgen.m (emit_automatics): New parameter
5167 features. Adjust for Fixed_return_reg feature.
5168 (test_intrinsic): Call emit_automatics with new feature.
5169 * config/arm/neon.ml: Update copyright years.
5170 (features): New Fixed_return_reg feature.
5171 (ops): Update feature for Vget_low.
5173 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5175 PR tree-optimization/42719
5176 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5180 * fwprop.c (all_uses_available_at): Return false if def_set dest
5181 is a REG that is used in def_insn.
5183 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5185 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5187 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5190 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5192 * target.h (struct gcc_target) <secondary_reload>: Change type
5193 of last argument to secondary_reload_info *.
5195 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5198 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5199 memory references with unaligned offsets. Remove CQImode handling.
5200 (unaligned_memory_operand): Return 1 for memory references with
5201 unaligned offsets. Remove CQImode handling.
5203 2010-01-18 Richard Guenther <rguenther@suse.de>
5206 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5209 2010-01-18 Richard Guenther <rguenther@suse.de>
5211 PR tree-optimization/42781
5212 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5213 restrict processing only if the original variable was artificial.
5215 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5217 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5218 find number of popped argument bytes.
5220 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5221 Fix the text that describes the return value for invalid insns.
5223 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5225 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5226 Clarify what 'cost of the -dependence' is. Fix quoting.
5228 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5229 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5231 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5233 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5234 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5236 2010-01-17 Richard Guenther <rguenther@suse.de>
5239 * function.c (split_complex_args): Take a VEC to modify.
5240 (assign_parms_augmented_arg_list): Build a VEC instead of
5241 a chain of PARM_DECLs.
5242 (assign_parms_unsplit_complex): Take a VEC of arguments.
5243 Do not fixup unmodified parms.
5244 (assign_parms): Deal with the VEC.
5245 (gimplify_parameters): Likewise.
5247 2010-01-17 Richard Guenther <rguenther@suse.de>
5249 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5250 node existence check.
5251 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5252 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5253 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5254 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5255 (gimple_execute_on_growing_pred): Likewise.
5257 2010-01-17 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/42773
5260 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5261 (compute_antic_aux): Likewise.
5262 (compute_partial_antic_aux): Likewise.
5264 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5267 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5270 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5272 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5275 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5276 Fix markup for strict argument.
5278 (TARGET_SCHED_REORDER2): Fix argument types.
5280 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5281 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5283 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5284 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5286 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5289 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5290 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5291 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5292 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5293 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5295 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5297 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5299 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5300 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5302 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5304 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5307 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5309 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5310 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5312 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5314 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5316 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5317 referring to it. Fix language.
5319 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5321 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5323 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5325 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5327 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5328 '@var{stream}. Remove stray 'and'.
5330 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5332 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5334 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5336 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5337 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5339 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5340 Fix description of return value.
5341 Rename argument "sz" to "len."
5343 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5344 Clarify meaning of 'true' return value.
5346 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5348 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5349 rep_mode versus mode_rep.
5351 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5353 (TARGET_BUILTIN_DECL): Fix name.
5355 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5357 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5359 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5361 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5363 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5365 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5368 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5369 Rename argument tm_fn to md_fn.
5371 (TARGET_OPTION_PRINT): Fix argument list.
5373 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5376 * config/i386/i386.c (ix86_fixup_binary_operands):
5377 Revert FMA4 fixup of operands.
5379 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5382 * Makefile.in (write_entries_to_file, install-plugin):
5383 Use \012 instead of \n with tr.
5385 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5387 * configure.ac (HAVE_AS_REF): New C macro.
5388 * configure: Regenerate.
5389 * config.in: Likewise.
5390 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5392 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5395 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5397 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5399 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5401 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5403 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5405 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5407 (TARGET_BINDS_LOCAL_P): Fix argument type.
5409 (TARGET_ASM_FILE_END): Use prototype.
5411 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5413 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5415 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5417 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5419 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5420 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5422 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5423 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5425 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5426 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5427 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5428 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5430 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5432 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5434 (TARGET_INIT_BUILTINS): Use prototype.
5436 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5437 Put 'const char *' in braces. Fix parameter types.
5438 (TARGET_INVALID_CONVERSION): Fix parameter types.
5439 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5440 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5442 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5445 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5447 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5449 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5451 * doc/tm.texi (TARGET_HELP): Fix return type.
5453 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5454 in braces. Fix argument types.
5456 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5458 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5460 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5462 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5463 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5465 (TARGET_MANGLE_TYPE): Fix argument types.
5467 (TARGET_IRA_COVER_CLASSES): Use prototype.
5469 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5471 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5473 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5475 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5477 (TARGET_CALLEE_COPIES): Fix argument types.
5479 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5481 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5483 (TARGET_FUNCTION_VALUE): Fix argument types.
5485 (TARGET_RETURN_IN_MSB): Fix argument type.
5487 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5489 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5491 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5493 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5494 agree with return type.
5496 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5498 2010-01-15 Jing Yu <jingyu@google.com>
5500 PR rtl-optimization/42691
5501 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5502 a pseudo to a constant and are merged, and adjust comments.
5504 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5506 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5508 2010-01-15 Richard Guenther <rguenther@suse.de>
5511 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5512 labels of computed or non-local gotos to the destination.
5513 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5514 landing pad label is the first label.
5516 2010-01-15 Richard Guenther <rguenther@suse.de>
5518 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5520 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5523 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5524 to allow generation of the xssqrtdp instruction on power7.
5525 (sqrtdf2_fpr): Ditto.
5527 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5530 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5531 functions with noreturn attribute.
5534 * varasm.c (declare_weak): Add weak attribute to decl if it
5535 doesn't have one already.
5536 (assemble_external): Only add decls to weak_decls if they also
5537 have weak attribute.
5539 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5541 * var-tracking.c (var_reg_delete): Don't delete the association
5542 between REGs and values or one-part variables if the register
5545 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5548 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5549 because its first operand is a non-localized variable.
5551 2010-01-14 Martin Jambor <mjambor@suse.cz>
5553 PR tree-optimization/42706
5554 * tree-sra.c (encountered_recursive_call): New variable.
5555 (encountered_unchangable_recursive_call): Likewise.
5556 (sra_initialize): Initialize both new variables.
5557 (callsite_has_enough_arguments_p): New function.
5558 (scan_function): Call decl and flags check only for IPA-SRA, check
5559 whether there is a recursive call and whether it has enough arguments.
5560 (all_callers_have_enough_arguments_p): New function.
5561 (convert_callers): Look for recursive calls only when
5562 encountered_recursive_call is set.
5563 (ipa_early_sra): Bail out either if
5564 !all_callers_have_enough_arguments_p or
5565 encountered_unchangable_recursive_call.
5567 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5569 * sel-sched.c: Add 2010 to copyright years.
5570 * sel-sched-ir.c: Likewise.
5571 * sel-sched-ir.h: Likewise.
5573 2010-01-14 Martin Jambor <mjambor@suse.cz>
5575 PR tree-optimization/42714
5576 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5577 constructors specially.
5579 2010-01-14 Andi Kleen <ak@linux.intel.com>
5581 * config/i386/drivers-i386.c (detect_caches_intel):
5582 Add l2sizekb parameter and fill in.
5583 (host_detect_local_cpu): Add l2sizekb, fill in.
5584 Add Atom small cache heuristic.
5586 2010-01-14 Andi Kleen <ak@linux.intel.com>
5588 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5589 Add level3 parameter and fill in.
5590 (detect_caches_intel): Handle level3 cache.
5592 2010-01-14 Andi Kleen <ak@linux.intel.com>
5594 * config/i386/drivers-i386.c (host_detect_local_cpu):
5595 Fix core duo detection.
5597 2010-01-14 Andi Kleen <ak@linux.intel.com>
5599 * config/i386/drivers-i386.c (host_detect_local_cpu):
5602 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5604 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5605 (rs6000_variable_issue_1): this. Use...
5606 (rs6000_variable_issue): here. Reimplement. Print debug info.
5608 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5610 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5611 sel_restore_notes. Update all callers. Call reemit_notes
5614 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5616 PR rtl-optimization/42246
5617 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5620 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5622 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5623 all successors is the same as number of successors in current region.
5625 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5627 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5628 to rename is not separable. Otherwise check that its LHS is not NULL.
5630 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5632 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5634 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5636 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5637 available registers when failed to discover LHS register class.
5638 Fix indentation. Update comment.
5640 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5641 Alexander Monakov <amonakov@ispras.ru>
5643 PR rtl-optimization/42389
5644 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5646 (advance_state_on_fence): Likewise.
5647 (sel_target_adjust_priority): Print debug output only when
5648 sched_verbose >= 4, not 2.
5649 (get_expr_cost): Do not issue all unique insns on the next cycle.
5650 (fill_insns): Initialize can_issue_more from the value saved
5652 * sel-sched-ir.c (flist_add): New parameter issue_more.
5653 Init FENCE_ISSUE_MORE with it.
5654 (merge_fences): Likewise.
5655 (init_fences): Update call to flist_add.
5656 (add_to_fences, add_clean_fence_to_fences)
5657 (add_dirty_fence_to_fences): Likewise.
5658 (move_fence_to_fences): Update call to merge_fences.
5659 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5661 * sel-sched-ir.h (struct _fence): New field issue_more.
5662 (FENCE_ISSUE_MORE): New accessor macro.
5664 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5666 PR rtl-optimization/42388
5667 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5668 that have no predecessors nor successors. Do not call move_bb_info
5669 for empty blocks outside of current region.
5671 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5673 PR rtl-optimization/42294
5674 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5675 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5676 originators' originators.
5678 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5680 PR rtl-optimization/39453
5681 PR rtl-optimization/42246
5682 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5684 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5686 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5687 Alexander Monakov <amonakov@ispras.ru>
5690 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5691 (maybe_tidy_empty_bb): ... here. Make static. Add new
5692 argument. Update all callers.
5693 (tidy_control_flow): ... and here. Recompute topological order
5694 of basic blocks in region if necessary.
5695 (sel_redirect_edge_and_branch): Change return type. Return true
5696 if topological order might have been invalidated.
5697 (purge_empty_blocks): Export and move from...
5698 * sel-sched.c (purge_empty_blocks): ... here.
5699 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5700 (maybe_tidy_empty_bb): Delete prototype.
5701 (purge_empty_blocks): Declare.
5703 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5705 PR rtl-optimization/42249
5706 * sel-sched.c (try_replace_dest_reg): When chosen register
5707 and original register is the same, do not bail out early, but
5708 still check all original insns for validity of replacing destination
5709 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5712 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5715 Port from no-undefined-overflow branch:
5716 2009-03-09 Richard Guenther <rguenther@suse.de>
5718 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5720 2010-01-14 Richard Guenther <rguenther@suse.de>
5723 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5725 2010-01-14 Ira Rosen <irar@il.ibm.com>
5727 PR tree-optimization/42709
5728 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5729 as scalar type in creation of constant vector operand.
5731 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5734 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5735 (check-parallel-%): Match `testsuite' directory component only
5738 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5740 PR translation/39521
5741 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5744 2010-01-13 Richard Guenther <rguenther@suse.de>
5746 PR tree-optimization/42730
5747 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5750 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5753 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5754 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5757 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5759 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5760 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5761 ___umulsi3_highpart.
5763 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5764 rather than schedule_insns if the pass is enabled.
5766 2010-01-13 Martin Jambor <mjambor@suse.cz>
5768 PR tree-optimization/42704
5769 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5772 2010-01-13 Martin Jambor <mjambor@suse.cz>
5774 PR tree-optimization/42703
5775 * tree-sra.c (analyze_access_subtree): Check that we can build a
5776 reference to the original data within the aggregate.
5778 2010-01-13 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/42705
5781 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5783 2010-01-13 Richard Guenther <rguenther@suse.de>
5786 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5788 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5791 * var-tracking.c (values_to_unmark): New variable.
5792 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5793 values_to_unmark vector. Moved body to...
5794 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5795 instead queue it into values_to_unmark vector.
5796 (vt_find_locations): Free values_to_unmark vector.
5798 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5800 * config/s390/s390.c (override_options): Set
5801 default of max-pending-list-length to 256
5803 2010-01-13 Richard Guenther <rguenther@suse.de>
5806 * tree-pass.h (PROP_gimple_lcx): New.
5807 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5808 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5809 before the final cleanup_eh.
5810 (dump_properties): Dump PROP_gimple_lcx.
5811 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5812 (tree_lower_complex_O0): Remove.
5813 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5814 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5815 tree_lower_complex, schedule TODO_update_ssa.
5816 * lto-streamer-out.c (output_function): Stream the functions
5818 * lto-streamer-in.c (input_function): Likewise.
5819 (lto_read_body): Do not override them here.
5821 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5824 * c-typeck.c (build_c_cast): Fold value cast to union type before
5825 wrapping it in a CONSTRUCTOR.
5827 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5829 PR rtl-optimization/42699
5830 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5833 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5835 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5836 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5837 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5838 SUBTARGET_WARN_UNUSED_SPEC): ... here
5839 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5841 2010-01-12 Julian Brown <julian@codesourcery.com>
5843 * config/arm/neon-schedgen.ml (Utils): Don't try to
5844 open missing module.
5845 (find_with_result): New.
5847 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5850 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5851 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5853 PR tree-optimization/42645
5854 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5855 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5856 decl_map, set processing_debug_stmt to -1 and return name without
5859 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5861 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5862 binutils version, and reword target configuration description.
5864 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5866 * config/avr/avr.h (LINKER_NAME): Remove.
5868 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5871 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5872 that support VSX, warn for -mno-altivec if vsx is not disabled,
5875 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5876 Shujing Zhao <pearly.zhao@oracle.com>
5878 PR translation/42469
5879 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5880 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5881 character between option name and help text.
5882 * c.opt (imultilib): Likewise.
5884 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5886 * lto-streamer-out.c (output_unreferenced_globals): Output static
5889 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5891 PR rtl-optimization/42621
5892 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5893 optimizing for size.
5894 (duplicate_computed_gotos): Remove now-redundant check.
5896 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5899 * configure.ac: Save and restore LDFLAGS and LIBS
5900 * configure: Regenerate.
5902 2010-01-10 Richard Guenther <rguenther@suse.de>
5905 * builtins.c (fold_builtin_strlen): Add type argument and
5906 convert the resulting length to it.
5907 (fold_builtin_1): Adjust.
5909 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5911 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5912 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5914 (num_insns_constant_wide): Adjust for that change.
5916 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5919 * web.c (union_defs): Add used argument, to combine uses of
5921 (entry_register): Adjust type and tests of used argument.
5922 (web_main): Widen used for new use. Pass it to union_defs.
5923 * df.h (union_defs): Adjust prototype.
5925 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5928 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5929 uses in new incoming argument. Free body.
5930 (reset_debug_uses_in_loop): New.
5931 (analyze_insn_to_expand_var): Call the latter if the former found
5932 anything. Fix whitespace. Reject invalid dest overlaps before
5933 going through all insns in the loop.
5935 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5938 * haifa-sched.c (dying_use_p): Debug insns don't count.
5940 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5943 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5944 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5945 (verify_gimple_call): Reject LHS in noreturn calls.
5947 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5951 * tree-vect-loop-manip.c (adjust_info): New type.
5952 (adjust_vec): New pointer to vector.
5953 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5954 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5955 (slpeel_update_phis_for_duplicate_loop): Use them.
5956 (slpeel_update_phi_nodes_for_guard1): Likewise.
5957 (slpeel_update_phi_nodes_for_guard2): Likewise.
5958 (slpeel_tree_peel_loop_to_edge): Likewise.
5959 (vect_update_ivs_after_vectorizer): Likewise.
5961 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5963 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5964 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5966 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5968 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5969 bogus uninitialized warning.
5971 2010-01-09 Richard Guenther <rguenther@suse.de>
5974 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5975 the evolution is compatible with the initial condition.
5977 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5979 * gcc.c (process_command): Update copyright notice dates.
5980 * gcov.c (print_version): Likewise.
5981 * gcov-dump.c (print_version): Likewise.
5982 * mips-tfile.c (main): Likewise.
5983 * mips-tdump.c (main): Likewise.
5985 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5988 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5990 (rotlhi3_8): Delete.
5992 (rotlsi3_8): Delete.
5993 (rotlsi3_16): Delete.
5994 (rotlsi3_24): Delete.
5996 (*rotw<mode>3): New.
5997 (*rotb<mode>3): New.
5998 * config/avr/avr.c (avr_rotate_bytes): New function.
5999 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6001 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6004 * configure.ac: Modify -rdynamic check.
6005 * configure: Regenerate.
6007 2010-01-08 DJ Delorie <dj@redhat.com>
6009 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6010 register popping order.
6012 2010-01-08 Richard Guenther <rguenther@suse.de>
6015 * c.opt (fsigned-char): Also let LTO handle this option.
6016 (funsigned-char): Likewise.
6018 2010-01-07 Richard Guenther <rguenther@suse.de>
6020 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6021 (gimple_op): Likewise.
6022 (gimple_op_ptr): Likewise.
6023 (gimple_assign_set_lhs): Remove gcc_assert.
6024 (gimple_assign_set_rhs1): Likewise.
6025 (gimple_assign_set_rhs2): Likewise.
6026 (gimple_call_set_lhs): Likewise.
6027 (gimple_call_set_fn): Likewise.
6028 (gimple_call_set_fndecl): Likewise.
6029 (gimple_call_fndecl): Likewise.
6030 (gimple_call_return_type): Likewise.
6031 (gimple_call_set_chain): Likewise.
6032 (gimple_call_num_args): Likewise.
6033 (gimple_call_set_arg): Likewise.
6034 (gimple_cond_set_code): Likewise.
6035 (gimple_cond_set_lhs): Likewise.
6036 (gimple_cond_set_rhs): Likewise.
6037 (gimple_cond_set_true_label): Likewise.
6038 (gimple_cond_set_false_label): Likewise.
6039 (gimple_label_set_label): Likewise.
6040 (gimple_goto_set_dest): Likewise.
6041 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6042 (gimple_debug_bind_get_value): Likewise.
6043 (gimple_debug_bind_get_value_ptr): Likewise.
6044 (gimple_debug_bind_set_var): Likewise.
6045 (gimple_debug_bind_set_value): Likewise.
6046 (gimple_debug_bind_reset_value): Likewise.
6047 (gimple_debug_bind_has_value_p): Likewise.
6048 (gimple_return_retval_ptr): Remove gcc_assert.
6049 (gimple_return_retval): Likewise.
6050 (gimple_return_set_retval): Likewise.
6051 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6052 (safe_referenced_var_iterator): Remove.
6053 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6054 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6055 (fill_referenced_var_vec): Remove.
6056 (first_readonly_imm_use): Remove redundant gcc_assert.
6057 (phi_arg_index_from_use): Combine gcc_asserts.
6058 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6059 (first_imm_use_stmt): Remove redundant gcc_assert.
6060 * tree-cfg.c (verify_gimple_call): Verify function and chain
6061 operands. Verify arguments.
6062 (verify_types_in_gimple_stmt): Verify condition code and labels.
6064 2010-01-07 Richard Guenther <rguenther@suse.de>
6066 PR tree-optimization/42641
6067 * sese.c (rename_map_elt_info): Use the SSA name version, do
6070 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6072 PR tree-optimization/42625
6073 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6074 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6076 2010-01-07 Duncan Sands <baldrick@free.fr>
6078 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6080 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6083 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6084 note itself is not function_invariant_p.
6086 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6088 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6089 Do not add the DF_NOTE problem.
6090 * store-motion.c (execute_rtl_store_motion): Likewise.
6092 2010-01-07 Martin Jambor <mjambor@suse.cz>
6094 PR tree-optimization/42157
6095 * tree-sra.c (compare_access_positions): Stabilize sort if both
6096 accesses have integer types, return zero immediately if they are the
6099 2010-01-06 Richard Henderson <rth@redhat.com>
6102 * haifa-sched.c (add_to_note_list): Merge into ...
6103 (concat_note_lists): ... here, and ...
6104 (unlink_other_notes, rm_other_notes): Merge into...
6105 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6106 NOTE_INSN_EPILOGUE_BEG.
6108 2010-01-06 Richard Guenther <rguenther@suse.de>
6110 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6111 not inline regular functions into always-inline functions.
6113 2010-01-06 Nick Clifton <nickc@redhat.com>
6115 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6116 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6118 (OVERRIDE_OPTIONS): Delete.
6119 (OPTIMIZATION_OPTIONS): Define.
6120 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6121 * config/rx/rx.c (rx_handle_option): Issue an error message if
6122 -mcpu=rx200 and -fpu are used together.
6123 (rx_set_optimization_options): New function. Issue an error
6124 message if an optimization attribute attempts to reset the FPU/
6125 math optimization pairing.
6126 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6127 * config/rx/rx.opt: Set the default to 32-bit doubles.
6128 * config/rx/t-rx: Add multilibs for -nofpu option.
6129 * doc/invoke.texi: Update documentation of RX options.
6131 2010-01-06 Richard Guenther <rguenther@suse.de>
6133 * tree-ssa-pre.c (name_to_id): New global.
6134 (alloc_expression_id): Simplify SSA name handling.
6135 (lookup_expression_id): Likewise.
6136 (init_pre): Zero name_to_id.
6137 (fini_pre): Free it.
6139 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6141 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6143 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6146 * config/i386/sse.md (smaxv2di3): New.
6147 (umaxv2di3): Likewise.
6148 (sminv2di3): Likewise.
6149 (uminv2di3): Likewise.
6151 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6154 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6155 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6156 (legitimize_tls_address): Likewise.
6157 (sparc_tls_referenced_p): Likewise.
6158 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6159 and adjust calls to legitimize_pic_address.
6160 (legitimate_constant_p) Use sparc_tls_referenced_p.
6161 (legitimate_pic_operand_p): Likewise.
6162 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6163 (sparc_tls_symbol_ref_1): Delete.
6164 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6165 (legitimize_tls_address): Make static, handle CONST patterns.
6166 (legitimize_pic_address): Make static, remove unused parameter and
6167 adjust recursive calls.
6168 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6169 and adjust call to legitimize_pic_address.
6170 (sparc_output_mi_thunk): Likewise.
6172 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6173 H.J. Lu <hongjiu.lu@intel.com>
6176 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6177 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6178 operands to make them signed.
6181 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6184 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6185 GTU to GT for V4SI and V2DI.
6187 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6188 (umin<mode>3): Removed.
6190 (uminv4si3): Likewise.
6192 2010-01-05 Martin Jambor <mjambor@suse.cz>
6194 PR tree-optimization/42462
6195 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6196 current_function_decl to helper functions and macros.
6198 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6201 * flags.h: Don't include real.h.
6202 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6203 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6204 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6205 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6206 * dominance.c: Update copyright.
6207 * gimple.c (walk_gimple_op): Remove inline.
6208 * tree-ssa-reassoc.c: Include real.h.
6209 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6210 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6212 2010-01-05 Nick Clifton <nickc@redhat.com>
6214 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6215 register to push into the stack frame when the accumulator has to
6216 be saved during interrupts.
6218 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6220 * doc/invoke.texi: Remove the documentation about option
6222 * common.opt (Wunreachable-code): Preserved for backward
6224 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6225 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6226 the backward compatibility flag section.
6228 2010-01-05 Richard Guenther <rguenther@suse.de>
6230 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6232 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6235 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6237 PR tree-optimization/42508
6238 * tree-sra.c (convert_callers): Check for recursive call
6239 by comparing cgraph nodes instead of decls.
6240 (modify_function): Call ipa_modify_formal_parameters also
6241 on all same_body aliases.
6243 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6244 cgraph nodes when checking for same_body aliases.
6246 2010-01-05 Richard Guenther <rguenther@suse.de>
6248 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6249 allocation and lookup.
6250 (get_or_alloc_expr_for_constant): Likewise.
6251 (phi_translate): Sink allocation.
6253 2010-01-04 Richard Guenther <rguenther@suse.de>
6255 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6256 a new entry only if needed.
6257 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6258 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6260 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6262 (phi_translate): Handle CONSTANTs early.
6264 2010-01-04 Martin Jambor <mjambor@suse.cz>
6266 PR tree-optimization/42398
6267 * tree-sra.c (struct access): Removed flag grp_different_types.
6268 (dump_access): Do not dump the removed flag.
6269 (sort_and_splice_var_accesses): Do not set the removed flag.
6270 (sra_modify_expr): Check for type compatibility directly.
6272 2010-01-04 Martin Jambor <mjambor@suse.cz>
6274 PR tree-optimization/42366
6275 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6276 edges with variable number of parameters.
6277 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6278 flag instead of asserting it.
6279 (ipa_read_node_info): Read uses_analysis_done flag.
6281 2010-01-04 Richard Guenther <rguenther@suse.de>
6283 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6284 iterative_hash_* as intended.
6285 (vn_reference_compute_hash): Likewise. Simplify hashing
6287 (vn_reference_lookup_2): Likewise.
6288 (vn_nary_op_compute_hash): Likewise.
6289 (vn_phi_compute_hash): Likewise.
6290 (expressions_equal_p): Remove strange code.
6291 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6292 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6293 (bitmap_insert_into_set_1): Take value-id as parameter.
6294 (add_to_value): Pass it.
6295 (bitmap_insert_into_set): Likewise.
6296 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6298 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6301 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6302 (do_self_spec): For switches with SWITCH_IGNORE set set also
6303 SWITCH_IGNORE_PERMANENTLY.
6304 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6307 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6309 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6310 tree of an unreferenced global var.
6312 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6315 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6316 GTU to GT for V4SI and V2DI.
6318 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6319 (umin<mode>3): Removed.
6321 (uminv4si3): Likewise.
6323 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6326 * collect2.c (main): Turn on trace in collect2 if -v is passed
6329 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6331 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6332 description of expression operand.
6334 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6336 * configure.ac: Add install-html to target_list for Make-hooks.
6337 * configure: Regenerate.
6338 * fortran/Make-lang.in (F95_HTMLFILES): New.
6339 (fortran.html): Use it.
6340 (fortran.install-html): New.
6341 * Makefile.in (install-html): Add lang.install-html.
6342 * java/Make-lang.in (JAVA_HTMLFILES): New.
6343 (java.html): Use it.
6344 (java.install-html): New.
6345 * objc/Make-lang.in (objc.install-html): New.
6346 * objcp/Make-lang.in (obj-c++.install-html): New.
6347 * cp/Make-lang.in (c++.install-html): New.
6348 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6349 * lto/Make-lang.in (lto.install-html): New.
6351 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6354 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6356 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6358 PR rtl-optimization/41862
6359 * store-motion.c (store_killed_in_insn, compute_store_table,
6360 remove_reachable_equiv_notes, replace_store_insn,
6361 build_store_vectors): Ignore all DEBUG_INSNs.
6363 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6366 * common.opt: Add dumpdir.
6368 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6370 (option_map): Add --dumpdir.
6372 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6374 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6376 * opts.c (decode_options): Try dump_dir_name first if
6377 dump_base_name isn't an absolute path.
6378 (common_handle_option): Handle OPT_dumpdir.
6380 * toplev.c (dump_dir_name): New.
6381 (print_switch_values): Also ignore -dumpdir.
6383 * toplev.h (dump_dir_name): New.
6385 2010-01-03 Richard Guenther <rguenther@suse.de>
6387 PR tree-optimization/42589
6388 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6389 double-word expansion of bswap32.
6391 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6393 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6394 with BLOCK_FOR_INSN.
6395 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6396 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6397 noce_process_if_block): Likewise.
6398 * gcse.c (compute_local_properties, insert_expr_in_table,
6399 insert_set_in_table, canon_list_insert, find_avail_set,
6400 pre_insert_copy_insn): Likewise.
6402 * basic-block.h (BLOCK_NUM): Move from here...
6403 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6405 2010-01-03 Richard Guenther <rguenther@suse.de>
6407 PR tree-optimization/42438
6408 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6409 contains_may_not_return_call flag.
6410 (BB_MAY_NOTRETURN): New.
6411 (valid_in_sets): Trapping nary operations are not valid
6412 in blocks that may not return.
6413 (insert_into_preds_of_block): Remove check for trapping expressions.
6414 (compute_avail): Compute also BB_MAY_NOTRETURN.
6416 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6418 * doc/invoke.texi: Add 2010 to copyright years.
6420 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6422 * config/sparc/sparc.c: Fix formatting nits.
6424 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6425 Alexander Monakov <amonakov@ispras.ru>
6427 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6429 2010-01-02 Richard Guenther <rguenther@suse.de>
6432 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6433 (simplify_switch_using_ranges): Mark to be removed edges
6436 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6438 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6440 * collect2.c (scan_libraries): Add missing argument in call to
6443 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6446 * config/alpha/predicates.md (aligned_memory_operand): Return false
6448 (unaligned_memory_operand): Return true for CQImode.
6449 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6450 doesn not cross aligned SImode word boundary.
6452 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6454 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6456 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6457 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6459 2010-01-02 Richard Guenther <rguenther@suse.de>
6462 * toplev.c (compile_file): Emit LTO marker properly. Change
6464 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6466 2010-01-01 Richard Guenther <rguenther@suse.de>
6469 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6471 2010-01-01 Richard Guenther <rguenther@suse.de>
6474 * c-decl.c (grokdeclarator): For zero-size arrays force
6475 structural equality checks as layout_type does.
6477 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6479 * builtins.c: Update copyright to 2010.
6481 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6484 * lto-streamer-out.c (produce_asm): Revert the last change.
6485 (copy_function): Likewise.
6487 * lto-streamer.c (lto_get_section_name): Skip any leading
6490 2010-01-01 Richard Guenther <rguenther@suse.de>
6493 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6497 Copyright (C) 2010 Free Software Foundation, Inc.
6499 Copying and distribution of this file, with or without modification,
6500 are permitted in any medium without royalty provided the copyright
6501 notice and this notice are preserved.