1 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
4 *btdi_rex64 using SWI48 mode iterator.
5 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
6 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
9 2010-04-16 Anatoly Sokolov <aesok@post.ru>
11 * double-int.h (tree_to_double_int): Convert to macro.
12 * double-int.c (tree_to_double_int): Remove.
14 2010-04-16 Jakub Jelinek <jakub@redhat.com>
17 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
18 with want_address 2 and in case a single element list might be
19 possible, call it again with want_address 0.
21 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
23 * config/h8300/h8300.md (inverted load with HImode dest): Add
26 * config/h8300/predicate.md (bit_operand): Allow immediate values that
27 satisfy 'U' constraint.
29 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
31 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
33 * configure: Regenerate.
34 * config.in: Regenerate.
35 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
38 2010-04-16 Richard Guenther <rguenther@suse.de>
40 * tree.h (struct tree_decl_minimal): Move pt_uid ...
41 (struct tree_decl_common): ... here.
42 (DECL_PT_UID): Adjust.
43 (SET_DECL_PT_UID): Likewise.
44 (DECL_PT_UID_SET_P): Likewise.
46 2010-04-16 Richard Guenther <rguenther@suse.de>
48 PR tree-optimization/43572
49 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
50 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
51 * tree-flow.h (is_call_clobbered): Remove.
52 * tree-flow-inline.h (is_call_clobbered): Likewise.
53 * tree-dfa.c (dump_variable): Do not dump call clobber state.
54 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
55 (execute_return_slot_opt): Adjust.
56 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
57 check for call clobbered vars here.
58 (find_tail_calls): Move tailcall verification to the
61 2010-04-16 Diego Novillo <dnovillo@google.com>
63 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
66 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
69 * config/arm/arm.md (cbranchqi4): New pattern.
70 * config/arm/predicates.md (const0_operand,
71 cbranchqi4_comparison_operator): New predicates.
73 2010-04-16 Richard Guenther <rguenther@suse.de>
75 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
76 (dump_gimple_stmt): Likewise.
78 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
80 * recog.h (struct recog_data): New field is_operator.
81 (struct insn_operand_data): New field is_operator.
82 * recog.c (extract_insn): Set recog_data.is_operator.
83 * genoutput.c (output_operand_data): Emit code to set the
85 * reload.c (find_reloads): Use it rather than testing for an
86 empty constraint string.
89 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
90 If the previous insn is a cbranchsi4_insn with the same arguments,
91 omit the compare instruction.
93 * config/arm/arm.md (addsi3_cbranch): If destination is a high
94 register, inputs must be low registers and we need a low register
95 scratch. Handle alternative 2 like alternative 3.
97 2010-04-16 Jakub Jelinek <jakub@redhat.com>
99 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
100 don't call get_addr on both. If one expression is a VALUE and
101 the other a REG, check VALUE's locs if the REG isn't among them.
103 2010-04-16 Christian Bruel <christian.bruel@st.com>
105 * config/sh/sh.h (sh_frame_pointer_required): New function.
106 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
107 (flag_omit_frame_pointer) Set.
108 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
109 (rounded_frame_size): Adjust size with outgoing_args_size.
110 (sh_set_return_address): Must return from stack pointer.
111 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
112 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
113 (ACCUMULATE_OUTGOING_ARGS): Define.
114 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
115 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
117 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
120 * config/sh/sh.c (sh_legitimize_reload_address): Use
121 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
122 Remove a unneeded check for offset_base.
124 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
126 * configure: Regenerated.
128 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
130 * config/s390/s390.c (s390_call_save_register_used): Switch back
133 2010-04-15 Richard Guenther <rguenther@suse.de>
135 * alias.c (alias_set_subset_of): Handle alias-set zero
138 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
139 Julian Brown <julian@codesourcery.com>
141 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
142 alternatives according to use of high and low regs.
143 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
144 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
145 optimizing for size on Thumb-2.
147 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
149 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
151 2010-04-15 Richard Guenther <rguenther@suse.de>
153 * tree-ssa-structalias.c (struct variable_info): Add
155 (new_var_info): Initialize it.
156 (dump_constraints): Support printing last added constraints.
157 (debug_constraints): Adjust.
158 (dump_constraint_graph): Likewise.
159 (make_heapvar_for): Check for NULL cfun.
160 (get_function_part_constraint): New function.
161 (get_fi_for_callee): Likewise.
162 (find_func_aliases): Properly implement IPA PTA constraints.
163 (process_ipa_clobber): New function.
164 (find_func_clobbers): Likewise.
165 (insert_into_field_list_sorted): Remove.
166 (create_function_info_for): Properly allocate vars for IPA mode.
167 Do not use insert_into_field_list_sorted.
168 (create_variable_info_for): Properly generate constraints for
169 global vars in IPA mode.
170 (dump_solution_for_var): Always dump the solution.
171 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
172 (find_what_var_points_to): Adjust.
173 (pt_solution_set): Change.
174 (pt_solution_ior_into): New function.
175 (pt_solution_empty_p): Export.
176 (pt_solution_includes_global): Adjust.
177 (pt_solution_includes_1): Likewise.
178 (pt_solutions_intersect_1): Likewise.
179 (dump_sa_points_to_info): Check some invariants.
180 (solve_constraints): Move constraint dumping ...
181 (compute_points_to_sets): ... here.
182 (ipa_pta_execute): ... and here.
183 (compute_may_aliases): Do not re-compute points-to info
184 locally if IPA info is available.
185 (ipa_escaped_pt): New global var.
186 (ipa_pta_execute): Properly implement IPA PTA.
187 * tree-into-ssa.c (dump_decl_set): Support dumping
188 decls not in referenced-vars.
189 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
190 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
191 (dump_points_to_solution): Likewise.
192 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
193 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
194 (remap_gimple_stmt): Reset call clobber/use information if
196 (copy_decl_to_var): Copy DECL_PT_UID.
197 (copy_result_decl_to_var): Likewise.
198 * tree.c (make_node_stat): Initialize DECL_PT_UID.
199 (copy_node_stat): Copy it.
200 * tree.h (DECL_PT_UID): New macro.
201 (SET_DECL_PT_UID): Likewise.
202 (DECL_PT_UID_SET_P): Likewise.
203 (struct tree_decl_minimal): Add pt_uid member.
204 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
205 (pt_solution_empty_p): Declare.
206 (pt_solution_set): Adjust.
207 (ipa_escaped_pt): Declare.
208 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
209 * gimple-pretty-print.c (pp_points_to_solution): New function.
210 (dump_gimple_call): Dump call clobber/use information.
211 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
212 * tree-pass.h (TDF_ALIAS): New dump option.
213 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
214 * doc/invoke.texi (-fipa-pta): Update documentation.
216 2010-04-15 Richard Guenther <rguenther@suse.de>
218 * Makefile.in (OBJS-common): Add gimple-fold.o.
219 (gimple-fold.o): New rule.
220 * tree.h (maybe_fold_offset_to_reference,
221 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
223 * gimple.h: ... here.
224 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
225 may_propagate_address_into_dereference): Move prototypes ...
226 * gimple.h: ... here.
227 * tree-ssa-ccp.c (get_symbol_constant_value,
228 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
229 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
230 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
231 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
232 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
233 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
234 gimplify_and_update_call_from_tree): Move ...
235 * gimple-fold.c: ... here. New file.
236 (ccp_fold_builtin): Rename to ...
237 (gimple_fold_builtin): ... this.
238 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
240 2010-04-15 Richard Guenther <rguenther@suse.de>
242 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
243 fit_double_type, force_fit_type_double, add_double_with_sign,
244 neg_double, mul_double_with_sign, lshift_double, rshift_double,
245 lrotate_double, rrotate_double, div_and_round_double): Move ...
246 * double-int.c: ... here.
247 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
248 add_double, neg_double, mul_double_with_sign, mul_double,
249 lshift_double, rshift_double, lrotate_double, rrotate_double,
250 div_and_round_double): Move prototypes ...
251 * double-int.h: ... here.
253 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
256 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
257 matching constraints to ensure inputs match the output.
259 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
262 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
263 in an input-only operand.
265 2010-04-15 Anatoly Sokolov <aesok@post.ru>
267 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
268 (double_int_not, double_int_lshift, double_int_rshift): Declare.
269 (double_int_negative_p): Convert to static inline function.
270 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
271 (double_int_negative_p): Remove.
272 * tree.h (lshift_double, rshift_double):
273 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
274 * fold-const.c (fold_convert_const_int_from_real,
275 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
276 (lshift_double): Change type of arith argument to bool.
277 (rshift_double): Change type of arith argument to bool. Correct
279 * expmed.c (mask_rtx, lshift_value): (Ditto.).
281 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
284 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
285 at the start and end of the then/else blocks, and omit them from the
287 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
288 argument; all callers changed. Pass zero to old_insns_match_p instead.
289 (flow_find_head_matching_sequence): New function.
290 (old_insns_match_p): Check REG_EH_REGION notes for calls.
291 * basic-block.h (flow_find_cross_jump,
292 flow_find_head_matching_sequence): Declare functions.
294 2010-04-14 Jason Merrill <jason@redhat.com>
297 * c-common.c (attribute_takes_identifier_p): New fn.
298 * c-common.h: Declare it.
300 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
302 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
304 (*udivmod<mode>4): Ditto.
306 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
308 * config/i386/i386.md (maxmin_int): Rename code attribute from
309 maxminiprefix and update all users.
310 (maxmin_float): Ditto from maxminfprefix.
311 (logic): Ditto from logicprefix.
312 (absneg_mnemonic): Ditto from absnegprefix.
313 * config/i386/mmx.md: Update all users of maxminiprefix,
314 maxminfprefix and logicprefix for rename.
315 * config/i386/sse.md: Ditto.
316 * config/i386/sync.md (sync_<code><mode>): Update for
319 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
322 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
323 warnings converted to errors.
325 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
327 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
328 used insn_type variable.
329 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
330 to avoid set-but-not-used warning.
332 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
334 * df-core.c (df_ref_debug): Change format string placeholder
336 * dwarf2asm.c (dw2_asm_output_data_raw,
337 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
338 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
339 * dwarf2out.c (output_cfi, output_cfi_directive,
340 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
341 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
343 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
344 * print-rtl.c (print_rtx): Ditto.
346 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
349 * builtins.c (expand_builtin_pow_root): New function to expand pow
350 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
351 series of sqrt and cbrt calls under -ffast-math.
352 (expand_builtin_pow): Call it.
354 2010-04-14 Michael Matz <matz@suse.de>
356 PR tree-optimization/42963
357 * tree-cfg.c (touched_switch_bbs): New static variable.
358 (group_case_labels_stmt): New function broken out from ...
359 (group_case_labels): ... here, use the above.
360 (start_recording_case_labels): Allocate touched_switch_bbs.
361 (end_recording_case_labels): Deallocate it, call
362 group_case_labels_stmt.
363 (gimple_redirect_edge_and_branch): Remember index of affected BB.
365 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
370 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
374 2010-04-13 Jan Hubicka <jh@suse.cz>
376 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
377 of optimized out static functions.
378 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
379 cost computation. Also sanity check for overflows.
380 (update_caller_keys): Update cgraph_edge_badness call; properly
381 update fibheap and sanity check that it is up to date.
382 (add_new_edges_to_heap): Update cgraph_edge_badness.
383 (cgraph_decide_inlining_of_small_function): Likewise;
384 add sanity checking that badness in heap is up to date;
385 improve dumping of reason; Update badness of calls to the
386 offline copy of function currently inlined; dump badness
387 of functions not inlined because of unit growth limits.
389 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
392 * c-common.c (pointer_int_sum): Disregard overflow that occured only
393 because of sign-extension change when converting to sizetype here...
394 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
396 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
397 the folding to constants. Remove redundant final conversion.
398 (fold_binary) <associate>: Do not associate if the re-association of
399 constants alone overflows.
400 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
401 to the end of the list.
402 (multiple_of_p) <COND_EXPR>: New case.
404 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
406 * opt-functions.awk (opt_sanitized_name): New.
408 * optc-gen.awk: Use it
409 * opth-gen.awk: Use it.
411 2010-04-13 Martin Jambor <mjambor@suse.cz>
413 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
414 (sra_modify_assign): Delete stmts loading dead data even if racc has no
415 children. Call replace_uses_with_default_def_ssa_name to handle
418 2010-04-13 Michael Matz <matz@suse.de>
421 * builtins.c (expand_builtin_interclass_mathfn): Also create
422 a register if the predicate doesn't match.
424 2010-04-13 Diego Novillo <dnovillo@google.com>
426 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
427 * c-pch.c: Include timevar.h.
428 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
429 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
430 * ggc-common.c: Include timevar.h.
431 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
432 * timevar.def (TV_PCH_SAVE): Define.
433 (TV_PCH_CPP_SAVE): Define.
434 (TV_PCH_PTR_REALLOC): Define.
435 (TV_PCH_PTR_SORT): Define.
436 (TV_PCH_RESTORE): Define.
437 (TV_PCH_CPP_RESTORE): Define.
439 2010-04-13 Michael Matz <matz@suse.de>
441 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
443 (can_reassociate_p): New function.
444 (break_up_subtract_bb, reassociate_bb): Use it.
446 2010-04-13 Richard Guenther <rguenther@suse.de>
449 * builtins.c (c_readstr): Fix assert.
451 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
454 when generating cltd insn.
456 (*ashl<mode>3_1): Remove special handling for register operand 2.
457 (*ashlsi3_1_zext): Ditto.
459 (*ashlhi3_1_lea): Ditto.
461 (*ashlqi3_1_lea): Ditto.
462 (*<shiftrt_insn><mode>3_1): Ditto.
463 (*<shiftrt_insn>si3_1_zext): Ditto.
464 (*<shiftrt_insn>qi3_1_slp): Ditto.
465 (*<rotate_insn><mode>3_1): Ditto.
466 (*<rotate_insn>si3_1_zext): Ditto.
467 (*<rotate_insn>qi3_1_slp): Ditto.
469 2010-04-13 Richard Guenther <rguenther@suse.de>
471 * tree-ssa-structalias.c (callused_id): Remove.
472 (call_stmt_vars): New.
473 (get_call_vi): Likewise.
474 (lookup_call_use_vi): Likewise.
475 (lookup_call_clobber_vi): Likewise.
476 (get_call_use_vi): Likewise.
477 (get_call_clobber_vi): Likewise.
478 (make_transitive_closure_constraints): Likewise.
479 (handle_const_call): Adjust to do per-call call-used handling.
480 (handle_pure_call): Likewise.
481 (find_what_var_points_to): Remove general callused handling.
482 (init_base_vars): Likewise.
483 (init_alias_vars): Initialize call_stmt_vars.
484 (compute_points_to_sets): Process call-used and call-clobbered
485 vars for call statements.
486 (delete_points_to_sets): Free call_stmt_vars.
488 2010-04-13 Richard Guenther <rguenther@suse.de>
490 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
491 Only add RW dependence for dependence distance zero.
492 Adjust maximal vectorization factor according to dependences.
493 Move alignment handling ...
494 (vect_find_same_alignment_drs): ... here. New function.
495 (vect_analyze_data_ref_dependences): Adjust.
496 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
497 (vect_analyze_data_refs): Adjust minimal vectorization factor
498 according to data references.
499 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
500 dependences before determining the vectorization factor.
501 Analyze alignment after determining the vectorization factor.
502 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
503 dependences before alignment.
504 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
506 (vect_analyze_data_refs): Likewise.
507 (MAX_VECTORIZATION_FACTOR): New define.
509 2010-04-13 Duncan Sands <baldrick@free.fr>
511 * except.h (lang_eh_type_covers): Remove.
512 * except.c (lang_eh_type_covers): Likewise.
514 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
515 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
517 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
518 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
519 UNITS_PER_LONG where it is ABI relevant.
520 (s390_return_addr_rtx): Likewise.
521 (s390_back_chain_rtx): Likewise.
522 (s390_frame_area): Likewise.
523 (s390_frame_info): Likewise.
524 (s390_initial_elimination_offset): Likewise.
525 (save_gprs): Likewise.
526 (s390_emit_prologue): Likewise.
527 (s390_emit_epilogue): Likewise.
528 (s390_function_arg_advance): Likewise.
529 (s390_function_arg): Likewise.
530 (s390_va_start): Likewise.
531 (s390_gimplify_va_arg): Likewise.
532 (s390_function_profiler): Likewise.
533 (s390_optimize_prologue): Likewise.
534 (s390_rtx_costs): Likewise.
535 (s390_secondary_reload): Likewise.
536 (s390_promote_function_mode): Likewise.
537 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
538 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
540 (s390_unwind_word_mode): New function.
541 (s390_function_value): Split 64 bit values into register pair if
542 used as return value.
543 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
544 function call parameters. Handle parallels.
545 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
546 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
547 (DWARF_CIE_DATA_ALIGNMENT): New macro.
548 (s390_expand_setmem): Remove unused variable src_addr.
549 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
550 deal with 64 bit registers.
551 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
552 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
553 (UNITS_PER_LONG): New macro.
554 * libjava/include/s390-signal.h: Define extended ucontext
555 structure containing the upper halfs of the 64 bit registers.
557 2010-04-13 Simon Baldwin <simonb@google.com>
559 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
561 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
563 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
564 rvalue on the RHS if the LHS is of a non-renamable type.
565 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
567 2010-04-13 Matthias Klose <doko@ubuntu.com>
569 * gcc.c (cc1_options): Handle -iplugindir before processing
570 the cc1 spec. Only add -iplugindir once.
571 (cpp_unique_options): Add -iplugindir option if -fplugin* options
573 * common.opt (iplugindir): Remove `Separate' property, initialize.
574 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
576 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
577 (distclean): Remove plugin dir.
578 * doc/invoke.texi: Document -iplugindir.
580 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
582 * doc/plugins.texi (Loading Plugins): Document short
584 (Plugin API): Mention default_plugin_dir_name function.
586 * gcc.c (find_file_spec_function): Add new declaration.
587 (static_spec_func): Use it for "find-file".
588 (find_file_spec_function): Add new function.
589 (cc1_options): Add -iplugindir option if -fplugin* options found.
591 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
593 * plugin.c (add_new_plugin): Updated comment, and handle short
595 (default_plugin_dir_name): Added new function.
597 * common.opt (iplugindir): New option to set the plugin directory.
599 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.md (any_rotate): New code iterator.
602 (rotate_insn): New code attribute.
604 (SWIM124): New mode iterator.
605 (<rotate_insn>ti3): New expander.
606 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
607 any_rotate code iterator.
608 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
609 using any_rotate code iterator and SWIM124 mode iterator.
610 (ix86_rotlti3): New insn_and_split pattern.
611 (ix86_rotrti3): Ditto.
612 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
613 ix86_rotl{di,ti}3 patterns.
614 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
615 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
616 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
617 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
618 code iterator and SWI mode iterator.
619 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
620 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
622 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
623 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
624 (bswap rotatert splitter): Add splitter.
625 (bswap splitter): Macroize splitter using any_rotate code iterator.
626 Add insn predicate to split only for TARGET_USE_XCHGB or when
627 optimizing function for size.
629 2010-04-12 Steve Ellcey <sje@cup.hp.com>
631 * config/pa/pa.c (emit_move_sequence): Remove use of
632 deleted variable flag_argument_noalias.
634 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
636 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
638 Add to unsupported targets list.
639 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
640 sparc*-sun-solaris2.[567]* from target lists.
641 * configure: Regenerate.
642 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
644 Remove Solaris 7 patch references.
645 (Specific, sparc-sun-solaris2.7): Removed.
646 (sparc-sun-solaris2*): Update Solaris 7 example.
647 (sparc64-*-solaris2*): Likewise.
649 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
651 * config.build (alpha*-dec-osf4*): Remove.
652 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
653 of obsolete configurations.
654 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
656 * config/alpha/t-osf4: Renamed to ...
657 * config/alpha/t-osf5: ... this.
658 * config/alpha/osf.h: Renamed to ...
659 * config/alpha/osf5.h: ... this.
660 Merged old osf5.h contents.
662 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
663 (EXTRA_SPECS): Removed.
664 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
665 reflect removal of Tru64 UNIX V4.0/V5.0 support.
668 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
670 * doc/contrib.texi (Contributors, Rainer Orth): Update.
672 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
675 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
676 __thiscall convention.
678 2010-04-12 Steve Ellcey <sje@cup.hp.com>
680 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
682 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
684 2010-04-12 Steve Ellcey <sje@cup.hp.com>
686 * function.c (assign_parms_initialize_all): Add unused attribute
689 2010-04-12 Richard Guenther <rguenther@suse.de>
691 * gsstruct.def (GSS_CALL): New.
692 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
693 * gimple.h: Include tree-ssa-alias.h.
694 (struct gimple_statement_call): New.
695 (union gimple_statement_struct_d): Add gimple_call member.
696 (gimple_call_reset_alias_info): Declare.
697 (gimple_call_use_set): New function.
698 (gimple_call_clobber_set): Likewise.
699 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
700 * gimple.c (gimple_call_reset_alias_info): New function.
701 (gimple_build_call_1): Call it.
702 * lto-streamer-in.c (input_gimple_stmt): Likewise.
703 * tree-inline.c (remap_gimple_stmt): Likewise.
704 (expand_call_inline): Remove callused handling.
705 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
706 * tree-dfa.c (dump_variable): Likewise.
707 * tree-parloops.c (parallelize_loops): Likewise.
708 * tree-ssa.c (init_tree_ssa): Likewise.
709 (delete_tree_ssa): Likewise.
710 * tree-flow-inline.h (is_call_used): Remove.
711 * tree-flow.h (struct gimple_df): Remove callused member.
712 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
713 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
714 (ref_maybe_used_by_call_p_1): Simplify.
715 (call_may_clobber_ref_p_1): Likewise.
716 * tree-ssa-structalias.c (compute_points_to_sets): Set
717 the call stmt used and clobbered sets.
718 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
719 (find_tail_calls): Verify the tail call.
721 2010-04-12 Richard Guenther <rguenther@suse.de>
723 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
724 single-iteration always-inline inlining.
725 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
726 (cgraph_decide_inlining): Do not handle always-inline specially.
727 (try_inline): Remove always-inline cycle detection special case.
728 Do not recurse on always-inlines.
729 (cgraph_early_inlining): Do not iterate if not optimizing.
730 (cgraph_gate_early_inlining): remove.
731 (pass_early_inline): Run unconditionally.
732 (gate_cgraph_decide_inlining): New function.
733 (pass_ipa_inline): Use it. Do not run the IPA inliner if
734 not inlining or optimizing.
735 (cgraph_decide_inlining_of_small_functions): Also consider
736 always-inline functions.
737 (cgraph_default_inline_p): Return true for nodes which should
738 disregard inline limits.
739 (estimate_function_body_sizes): Assume zero size and time for
740 nodes which are marked as disregarding inline limits.
741 (cgraph_decide_recursive_inlining): Do not perform recursive
742 inlining on always-inline nodes.
744 2010-04-12 Jakub Jelinek <jakub@redhat.com>
747 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
748 for exprs satisfying handled_component_p.
750 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
752 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
753 non-constant aggregate elements.
755 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
756 is a real initialization.
758 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
761 * c-decl.c (start_function): Move forward check for nested function.
763 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
765 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
766 * config/sh/sh.c: Include reload.h.
767 (sh_legitimize_reload_address): New.
768 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
769 sh_legitimize_reload_address.
771 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
773 * config/sh/sh.md (*movqi_pop): New insn pattern.
774 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
776 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
778 * config/i386/i386.md (any_shiftrt): New code iterator.
779 (shiftrt_insn): New code attribute.
781 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
782 using any_shiftrt code iterator.
783 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
784 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
785 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
786 pattern from corresponding peephole2 patterns.
787 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
788 using any_shiftrt code iterator.
789 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
790 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
791 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
792 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
793 *{ashr,lshr}<mode>3_cmp_zext.
794 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
796 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
798 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
800 (*lshr<mode>3_cconly): Ditto.
802 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
804 * config/i386/i386.md (lshr<mode>3): Macroize expander from
805 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
806 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
807 pattern from *lshr{di,ti}3_1 and corresponding splitters using
809 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
810 from corresponding peephole2 patterns.
811 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
812 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
813 and *lshrdi3_1_rex64 using SWI mode iterator.
814 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
815 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
816 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
817 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
818 and *lshrdi3_cmp_rex64 using SWI mode iterator.
819 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
820 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
821 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
822 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
825 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.md (ashr<mode>3): Macroize expander from
828 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
829 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
830 pattern from *ashr{di,ti}3_1 and corresponding splitters using
832 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
833 from corresponding peephole2 patterns.
834 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
835 (ashrsi3_cvt): Rename from ashrsi3_31.
836 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
837 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
838 and x86_64_shift_adj_3 using SWI48 mode iterator.
839 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
840 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
841 and *ashrdi3_1_rex64 using SWI mode iterator.
842 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
843 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
844 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
845 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
846 and *ashrdi3_cmp_rex64 using SWI mode iterator.
847 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
848 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
849 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
850 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
852 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
853 * config/i386/i386.c (ix86_split_ashr): Update for renamed
854 x86_shift<mode>_adj_3 expanders.
856 2010-04-10 Wei Guozhi <carrot@google.com>
859 * config/arm/arm.c (arm_pic_static_addr): New function.
860 (legitimize_pic_address): Call arm_pic_static_addr when it detects
862 (arm_output_addr_const_extra): Output expression for new pattern.
863 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
865 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
867 * ira-costs.c (record_reg_classes): Ignore alternatives that are
870 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
871 * web.c: Include "insn-config.h" and "recog.h".
872 (union_match_dups): New function.
874 (union_defs): Don't try to recognize match_dups.
876 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
877 if doing so would replace the entire pattern.
879 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
884 and splitter pattern. Change splitter operand 1 predicate to
887 2010-04-09 Martin Jambor <mjambor@suse.cz>
889 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
890 lattices are addresses of CONST_DECLs with the same initial value.
891 (ipcp_print_all_lattices): Print values of CONST_DECLs.
892 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
894 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
895 Bernd Schmidt <bernds@codesourcery.com>
897 * loop-invariant.c (replace_uses): New static function.
898 (move_invariant_reg): Use it to ensure we can replace the uses.
900 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
902 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
904 (picochip_override_options): Enable section anchors only above -O1.
905 (picochip_reorg): Fixed a couple of build warnings.
907 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
909 * configure.ac (plugin -rdynamic test): Log result.
910 * configure: Regenerate.
911 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
912 (RDYNAMIC_SPEC): Define.
913 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
915 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
917 * configure.ac: Determine Sun ld version numbers.
918 (comdat_group): Restrict GNU ld version checks to gld.
919 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
920 (enable_comdat): Support --enable-comdat.
921 * configure: Regenerate.
922 * doc/install.texi (Configuration): Document --enable-comdat.
924 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
926 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
927 * config/sol2-gld.h: ... here.
928 * config.gcc (sparc*-*-solaris2*): Reflect this.
929 (i[34567]86-*-solaris2*): Use it.
931 2010-04-09 Steve Ellcey <sje@cup.hp.com>
933 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
935 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
937 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
940 * diagnostic.c (diagnostic_initialize): Initialize
941 some_warnings_are_errors.
942 (diagnostic_finish): New.
943 (diagnostic_action_after_output): Call it before exiting.
944 (diagnostic_report_diagnostic): Do not print message here. Set
945 some_warnings_are_errors.
946 * diagnostic.h (diagnostic_context): Delete
947 issue_warnings_are_errors_message. Add some_warnings_are_errors.
948 (diagnostic_finish): Declare.
949 * toplev.c (toplev_main): Call it before exit.
951 2010-04-09 Jason Merrill <jason@redhat.com>
954 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
958 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
959 based on a warning flag.
961 2010-04-09 Richard Guenther <rguenther@suse.de>
963 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
965 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
968 * varasm.c (default_assemble_visibility): Wrap vars that are
969 set, but unused, by targets without GAS.
970 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
971 Remove set, but unused, vars.
972 (rs6000_legitimize_tls_address): Likewise.
973 (altivec_expand_dst_builtin): Likewise.
974 * config/darwin.c (machopic_classify_symbol): Likewise.
975 (machopic_indirection_name): Likewise.
977 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (DWI): New mode iterator.
980 (S): New mode attribute.
981 (shift_operand): Ditto.
982 (shift_immediate_operand): Ditto.
983 (ashl_input_operand): Ditto.
984 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
985 using SDWIM mode iterator.
986 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
987 pattern from *ashl{di,ti}3_1 and corresponding splitters using
989 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
990 from corresponding peephole2 patterns.
991 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
992 and x86_64_shift_adj_1 using SWI48 mode iterator.
993 (x86_shift<mode>_adj_2): Ditto.
994 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
995 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
996 using SWI48 mode iterator.
997 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
998 *ashldi3_cmp_rex64 using SWI mode iterator.
999 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1000 *ashldi3_cconly_rex64 using SWI mode iterator.
1001 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1002 x86_shift<mode>_adj_{1,2}.
1003 (ix86_split_ashr): Ditto.
1004 (ix86_split_lshr): Ditto.
1006 2010-04-09 Richard Guenther <rguenther@suse.de>
1008 * target.h (builtin_conversion): Pass in input and output types.
1009 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1010 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1011 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1012 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1014 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1016 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1018 2010-04-09 Richard Guenther <rguenther@suse.de>
1021 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1023 2010-04-09 Richard Guenther <rguenther@suse.de>
1025 * tree-vectorizer.h (struct _stmt_vec_info): Document
1026 that vectype is the type of the LHS.
1027 (supportable_widening_operation, supportable_narrowing_operation):
1028 Get both input and output vector types as arguments.
1029 (vect_is_simple_use_1): Declare.
1030 (get_same_sized_vectype): Likewise.
1031 * tree-vect-loop.c (vect_determine_vectorization_factor):
1032 Set STMT_VINFO_VECTYPE to the vector type of the def.
1033 (vectorizable_reduction): Adjust.
1034 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1035 Adjust. Specify the output vector type.
1036 (vect_pattern_recog_1): Adjust.
1037 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1038 (vectorizable_call): Adjust.
1039 (vectorizable_conversion): Likewise.
1040 (vectorizable_operation): Likewise.
1041 (vectorizable_type_demotion): Likewise.
1042 (vectorizable_type_promotion): Likewise.
1043 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1045 (vect_is_simple_use_1): New function.
1046 (supportable_widening_operation): Get both input and output
1048 (supportable_narrowing_operation): Likewise.
1049 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1051 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1053 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1054 __thiscall and _thiscall as predefined macros.
1055 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1056 thiscall attribute handling.
1057 (ix86_comp_type_attributes): Likewise.
1058 (ix86_function_regparm): Likewise.
1059 (ix86_return_pops_args): Likewise.
1060 (init_cumulative_args): Likewise.
1061 (find_drap_reg): Likewise.
1062 (ix86_static_chain): Likewise.
1063 (x86_this_parameter): Likewise.
1064 (x86_output_mi_thunk): Likewise.
1065 (ix86_attribute_table): Add description for thiscall attribute.
1066 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1067 * doc/extend.texi: Add documentation for thiscall.
1069 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1072 * c.opt (Wint-to-pointer-cast): Available in C++.
1073 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1075 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1077 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1078 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1079 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1080 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1081 function type instead. Reorder and simplify checks.
1083 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1085 2010-04-08 Jing Yu <jingyu@google.com>
1086 Zdenek Dvorak <ook@ucw.cz>
1088 PR tree-optimization/42720
1089 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1090 loop unswitch conditions here from ...
1091 (tree_unswitch_single_loop): ... here.
1093 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1095 * tree-if-conv.c: Fix comments and simplify logic.
1097 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1099 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1100 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1101 (main_tree_if_conversion): Update call to tree_if_conversion.
1103 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1106 * doc/invoke.texi (-b,-V): Delete.
1107 * doc/tm.texi: Do not mention -b.
1108 * gcc.c (display_help): Delete -b and -V.
1109 (process_command): Delete -b and -V.
1110 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1112 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1113 Wolfgang Gellerich <gellerich@de.ibm.com>
1115 Implement target hook for loop unrolling
1116 * target.h (loop_unroll_adjust): Add a new target hook function.
1117 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1118 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1119 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1120 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1121 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1123 (decide_unroll_stupid): Likewise.
1125 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1128 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1130 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1132 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1133 (Specific, *-*-solaris2*): Likewise.
1134 Don't prefer Sun as over GNU as.
1136 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1138 * config/s390/s390.c (override_options): Adjust the z10
1139 defaults for max-unroll-times, max-completely-peeled-insns
1140 and max-completely-peel-times.
1142 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1144 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1145 instructions for z10.
1146 (s390_expand_setmem): Likewise.
1147 (s390_expand_cmpmem): Likewise.
1149 2010-04-08 Richard Guenther <rguenther@suse.de>
1151 PR tree-optimization/43679
1152 * tree-ssa-pre.c (eliminate): Only propagate copies.
1154 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1157 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1158 set but not used variable warning.
1160 2010-04-08 Wei Guozhi <carrot@google.com>
1163 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1164 (arm_size_rtx_costs): Call the new function when optimized for size.
1166 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1169 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1170 op0 is not a MEM, just return NULL instead of assertion
1172 (discover_nonconstant_array_refs): Don't walk debug stmts.
1174 2010-04-08 Doug Kwan <dougkwan@google.com>
1176 * configure.ac: Recognize gold and do not use its version number
1177 to test ld features.
1178 * configure: Regenerate.
1180 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1183 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1184 (negate_value): Move code to push elements to broken_up_substracts ...
1185 (eliminate_plus_minus_pair): ... here. Push operands that have no
1186 negative pair to plus_negates.
1187 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1189 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1191 * doc/install.texi (Configuration): Move description of
1192 --enable-lto, --with-libelf*, --enable-gold from Java section to
1195 * doc/generic.texi (Working with declarations)
1196 (Function Properties, C and C++ Trees): Fix typos.
1197 * doc/sourcebuild.texi (Top Level): Likewise.
1199 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1202 * tree.h (DECL_READ_P): Define.
1203 (struct tree_decl_common): Add decl_read_flag.
1204 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1205 a set but not used warning.
1206 (merge_decls): Merge DECL_READ_P flag.
1207 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1208 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1209 * c-common.c (handle_used_attribute, handle_unused_attribute):
1211 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1213 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1215 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1216 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1217 c_parser_binary_expression, c_parser_cast_expression,
1218 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1219 Call default_function_array_read_conversion instead of
1220 default_function_array_conversion where needed.
1221 (c_parser_unary_expression, c_parser_conditional_expression,
1222 c_parser_postfix_expression_after_primary, c_parser_initelt):
1223 Likewise. Call mark_exp_read where needed.
1224 (c_parser_statement_after_labels, c_parser_asm_operands,
1225 c_parser_typeof_specifier, c_parser_sizeof_expression,
1226 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1228 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1230 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1231 (warn_unused_but_set_parameter): Default to warn_unused
1233 * doc/invoke.texi: Document -Wunused-but-set-variable and
1234 -Wunused-but-set-parameter.
1236 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1237 used count variable.
1238 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1239 when operandN variables aren't used in the body of the expander
1241 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1242 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1243 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1244 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1245 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1246 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1247 * tree.c (PROCESS_ARG): Likewise.
1249 2010-04-07 Simon Baldwin <simonb@google.com>
1251 * diagnostic.h (diagnostic_override_option_index): New macro to
1252 set a diagnostic's option_index.
1253 * c-tree.h (c_cpp_error): Add warning reason argument.
1254 * opts.c (_warning_as_error_callback): New.
1255 (register_warning_as_error_callback): Store callback for
1256 warnings enabled via enable_warning_as_error.
1257 (enable_warning_as_error): Call callback, minor code tidy.
1258 * opts.h (register_warning_as_error_callback): Declare.
1259 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1260 response to -Werror=.
1261 (c_common_init_options): Register warning_as_error_callback in opts.c.
1262 * common.opt: Add -Wno-cpp option.
1263 * c-common.c (struct reason_option_codes_t): Map cpp warning
1264 reason codes to gcc option indexes.
1265 * (c_option_controlling_cpp_error): New function, lookup the gcc
1266 option index for a cpp warning reason code.
1267 * (c_cpp_error): Add warning reason argument, call
1268 c_option_controlling_cpp_error for diagnostic_override_option_index.
1269 * doc/invoke.texi: Document -Wno-cpp.
1271 2010-04-07 Richard Guenther <rguenther@suse.de>
1273 * ipa-reference.c (mark_load): Use get_base_address.
1274 (mark_store): Likewise.
1276 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1277 inserting GIMPLE_NOPs into the IL.
1278 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1279 Explicitly strip handled components and indirect references.
1281 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1282 folding address expressions.
1283 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1284 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1285 operand_equal_p to compare decls.
1286 (ptr_deref_may_alias_decl_p): Likewise.
1287 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1288 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1289 Handle reversed comparison ops.
1290 * tree-sra.c (asm_visit_addr): Use get_base_address.
1291 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1292 * ipa-reference.c (mark_address): Use get_base_address.
1294 2010-04-07 Richard Guenther <rguenther@suse.de>
1296 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1297 Propagate constants everywhere.
1299 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1302 * tree.c (MAX_INT_CACHED_PREC): Define.
1303 (nonstandard_integer_type_cache): New array.
1304 (build_nonstandard_integer_type): Cache results for precision
1305 <= MAX_INT_CACHED_PREC.
1307 2010-04-07 Richard Guenther <rguenther@suse.de>
1309 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1310 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1311 * common.opt: Likewise.
1312 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1313 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1314 (nonoverlapping_memrefs_p): Likewise.
1315 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1316 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1317 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1318 OPT_fargument_noalias_global for backward compatibility.
1320 2010-04-07 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/43270
1323 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1324 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1325 * tree-ssa-pre.c (phi_translate_1): Adjust.
1326 (fully_constant_expression): Split out vn_reference handling to ...
1327 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1328 Fold reads from constant strings.
1329 (vn_reference_lookup): Handle fully constant references.
1330 (vn_reference_lookup_pieces): Likewise.
1331 * Makefile.in (expmed.o-warn): Add -Wno-error.
1333 2010-04-07 Martin Jambor <mjambor@suse.cz>
1335 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1337 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1340 * gcc.c: Add -static-libstdc++ to list of recognized options.
1342 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1344 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1346 2010-04-07 Richard Guenther <rguenther@suse.de>
1349 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1350 bases build simple mem attributes to retain points-to information.
1352 2010-04-07 Richard Guenther <rguenther@suse.de>
1355 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1356 preserve points-to related information.
1358 2010-04-07 Richard Guenther <rguenther@suse.de>
1361 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1362 discard plain indirect references.
1363 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1364 * tree.c (tree_nop_conversion): Likewise.
1366 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1369 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1371 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1373 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1374 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1376 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1378 * tree-if-conv.c: Fix indentation and comments.
1380 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1382 * tree-if-conv.c: Sort static functions in topological order.
1384 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1386 * tree-if-conv.c: Fix indentation and comments.
1388 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1391 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1392 lang_hooks.types.type_for_size instead of
1393 build_nonstandard_integer_type.
1394 When converting an unsigned type to signed, double its precision.
1395 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1396 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1397 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1400 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1403 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1404 POINTER_PLUS_EXPR for pointer types.
1406 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1409 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1410 * graphite-clast-to-gimple.c: Include langhooks.h.
1411 (max_signed_precision_type): New.
1412 (max_precision_type): Takes two types as arguments.
1413 (precision_for_value): New.
1414 (precision_for_interval): New.
1415 (gcc_type_for_interval): New.
1416 (gcc_type_for_value): New.
1417 (gcc_type_for_clast_term): New.
1418 (gcc_type_for_clast_red): New.
1419 (gcc_type_for_clast_bin): New.
1420 (gcc_type_for_clast_expr): Split up into several functions.
1421 (gcc_type_for_clast_eq): Rewritten.
1422 (compute_bounds_for_level): New.
1423 (compute_type_for_level_1): New.
1424 (compute_type_for_level): New.
1425 (gcc_type_for_cloog_iv): Removed.
1426 (gcc_type_for_iv_of_clast_loop): Rewritten.
1427 (graphite_create_new_loop): Compute the lower and upper bound types
1428 with gcc_type_for_clast_expr.
1429 (graphite_create_new_loop_guard): Same.
1430 (find_cloog_iv_in_expr): Removed.
1431 (compute_cloog_iv_types_1): Removed.
1432 (compute_cloog_iv_types): Removed.
1433 (gloog): Do not call compute_cloog_iv_types.
1434 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1436 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1437 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1438 (GBB_CLOOG_IV_TYPES): Removed.
1440 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1442 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1443 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1444 (detect_commutative_reduction): Same.
1446 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1448 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1449 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1451 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1452 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1453 (rewrite_commutative_reductions_out_of_ssa): Same.
1454 * passes.c (execute_function_todo): Call verify_ssa for every pass
1455 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1456 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1457 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1458 with an extra argument.
1459 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1460 verify_ssa only when the extra argument is true.
1461 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1462 with an extra argument.
1463 (tree_transform_and_unroll_loop): Same.
1465 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1467 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1468 for all the passes of the LNO having LOOP_CLOSED_SSA.
1469 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1470 * tree-loop-distribution.c (pass_loop_distribution): Same.
1471 * tree-pass.h (TODO_verify_loops): Removed.
1472 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1474 (pass_tree_unswitch): Same.
1475 (pass_predcom): Same.
1476 (pass_vectorize): Same.
1477 (pass_linear_transform): Same.
1478 (pass_graphite_transforms): Same.
1479 (pass_iv_canon): Same.
1480 (pass_complete_unroll): Same.
1481 (pass_complete_unrolli): Same.
1482 (pass_parallelize_loops): Same.
1483 (pass_loop_prefetch): Same.
1484 (pass_iv_optimize): Same.
1486 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1489 * passes.c (init_optimization_passes): Move pass_lim before
1490 pass_copy_prop and pass_dce_loop.
1492 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1495 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1496 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1497 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1498 MULTI_* defines for 4 argument vpermil2p* builtins.
1500 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1503 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1504 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1505 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1506 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1507 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1508 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1509 Use x86_maybe_negate_const_int to output insn mnemonic.
1510 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1511 check from instruction predicate. Update comments.
1512 * config/i386/sync.md (sync_add<mode>): Use
1513 x86_maybe_negate_const_int to output insn mnemonic.
1515 2010-04-06 Jan Hubicka <jh@suse.cz>
1517 PR tree-optimization/42906
1518 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1519 IGNORE_SELF argument. Set visited_control_parents for fully
1521 (find_obviously_necessary_stmts): Update call of
1522 mark_control_dependent_edges_necessary.
1523 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1525 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.md: Remove comment about 'e' and 'E'
1530 2010-04-06 Richard Guenther <rguenther@suse.de>
1532 PR tree-optimization/43627
1533 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1534 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1537 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1539 * BASE-VER: Change to 4.6.0.
1542 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1545 2010-04-06 Richard Guenther <rguenther@suse.de>
1548 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1550 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1552 * doc/invoke.texi (Optimize Options): Document that LTO
1553 won't remove object access purely due to incompatible
1556 2010-04-04 Matthias Klose <doko@ubuntu.com>
1558 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1559 Initialize variable.
1561 2010-04-03 Richard Guenther <rguenther@suse.de>
1564 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1565 require a non-NULL MEM_OFFSET.
1567 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1569 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1570 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1571 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1572 config/alpha/predicates.md, config/arm/arm.md,
1573 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1574 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1575 config/darwin9.h, config/darwin.c, config/darwin.h,
1576 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1577 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1578 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1579 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1580 config/mips/mips.md, config/mn10300/mn10300.c,
1581 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1582 config/rs6000/aix.h, config/rs6000/dfp.md,
1583 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1584 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1585 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1586 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1587 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1588 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1589 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1590 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1591 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1592 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1593 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1594 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1595 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1596 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1597 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1598 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1599 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1600 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1601 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1602 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1603 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1604 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1605 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1606 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1607 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1608 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1609 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1610 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1611 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1612 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1613 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1614 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1615 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1616 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1617 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1618 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1620 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1623 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1624 * aclocal.m4: Regenerate.
1626 2010-04-02 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/43629
1629 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1630 if we have seen a constant value.
1632 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1634 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1636 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1639 * arm.c (legitimize_tls_address): Adjust call to
1640 gen_tls_load_dot_plus_four.
1641 (arm_note_pic_base): New function.
1642 (arm_cannot_copy_insn_p): Use it.
1643 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1646 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1651 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1653 * Makefile.in ($(out_object_file)): Depend on
1654 gt-$(basename $(notdir $(out_file))).h.
1656 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1658 * config.gcc (lm32-*-rtems*): Add t-lm32.
1660 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1662 * config.gcc: Add lm32-*-rtems*.
1663 * config/lm32/rtems.h: New file.
1665 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1668 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1670 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1672 * dwarf2out.c (output_compilation_unit_header): For
1673 -gdwarf-4 use version 4 instead of version 3.
1674 (output_line_info): For version 4 and above emit additional
1675 maximum ops per insn header field.
1676 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1678 * dwarf2out.c (is_c_family, is_java): Remove.
1679 (lower_bound_default): New function.
1680 (add_bound_info, gen_descr_array_type_die): Use it.
1682 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1685 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1686 re-declaration when it happens in a function.
1688 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1690 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1691 (cgraph_remove_function_insertion_hook): Same.
1692 (cgraph_call_function_insertion_hooks): Same.
1694 2010-04-01 Richard Guenther <rguenther@suse.de>
1697 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1698 and TREE_THIS_VOLATILE.
1699 (copy_ref_info): Likewise.
1700 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1701 * tree.c (build6_stat): Ignore side-effects of all but arg5
1702 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1705 2010-04-01 Richard Guenther <rguenther@suse.de>
1707 PR tree-optimization/43607
1708 * ipa-type-escape.c (check_call): Do not access non-existing
1711 2010-04-01 Richard Guenther <rguenther@suse.de>
1715 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1716 Jack Howarth <howarth@bromo.med.uc.edu>
1718 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1721 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1723 * doc/install.texi (Prerequisites): Document libelf usability on
1724 IRIX 5/6 and Solaris 2.
1725 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1726 Update GNU as, GNU ld requirements.
1727 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1728 Document Sun Studio compiler download.
1729 Update and simplify as, ld recommendations.
1730 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1732 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1734 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1735 with_tune_32 to pentium4.
1737 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1739 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1741 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1743 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1744 obsoletion, removal.
1746 Document GNU as requirement.
1747 Update configure requirements.
1748 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1749 Recomment IRIX 6.5.18+.
1750 Document IDF/IDL requirement.
1751 Document GNU as requirement.
1752 Document GNU ld bootstrap failure.
1753 Remove freeware.sgi.com reference.
1755 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1757 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1758 UNIX V4.0, V5.0 obsoletion, removal.
1759 Remove --with-gc=simple reference.
1760 Update VM requirements during bootstrap.
1761 Remove -oldas bootstrap description.
1762 Update binutils reference.
1763 Remove comparison failure note.
1765 2010-03-31 Richard Guenther <rguenther@suse.de>
1766 Zdenek Dvorak <ook@ucw.cz>
1767 Sebastian Pop <sebastian.pop@amd.com>
1770 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1771 with multiple arguments.
1772 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1774 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1776 * graphite-dependences.c (print_pddr): Call print_pdr with an
1778 * graphite-poly.c (debug_pdr): Add an extra argument for the
1781 (print_pbb_domain): Same.
1783 (print_scop_context): Same.
1785 (print_cloog): Same.
1786 (debug_pbb_domain): Same.
1790 (debug_scop_context): Same.
1792 (debug_cloog): Same.
1793 (print_scop_params): Same.
1794 (debug_scop_params): Same.
1795 (print_iteration_domain): Same.
1796 (print_iteration_domains): Same.
1797 (debug_iteration_domain): Same.
1798 (debug_iteration_domains): Same.
1799 (print_scattering_function): Same.
1800 (print_scattering_functions): Same.
1801 (debug_scattering_function): Same.
1802 (debug_scattering_functions): Same.
1803 * graphite-poly.h (debug_pdr): Update declaration.
1805 (print_pbb_domain): Same.
1807 (print_scop_context): Same.
1809 (print_cloog): Same.
1810 (debug_pbb_domain): Same.
1814 (debug_scop_context): Same.
1816 (debug_cloog): Same.
1817 (print_scop_params): Same.
1818 (debug_scop_params): Same.
1819 (print_iteration_domain): Same.
1820 (print_iteration_domains): Same.
1821 (debug_iteration_domain): Same.
1822 (debug_iteration_domains): Same.
1823 (print_scattering_function): Same.
1824 (print_scattering_functions): Same.
1825 (debug_scattering_function): Same.
1826 (debug_scattering_functions): Same.
1828 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1830 * graphite-poly.c (print_scattering_function_1): New.
1831 (print_scattering_function): Call it.
1832 (print_scop_params): Remove spaces at the end of lines.
1835 * graphite-poly.h (print_cloog): Declared.
1836 (debug_cloog): Declared.
1838 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1840 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1842 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1843 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1844 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1845 to switch between adding the IV bump in loop->latch or in loop->header.
1847 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1849 * graphite-poly.c (print_scattering_function): Pretty print following
1852 (print_pbb_domain): Same.
1853 (dump_gbb_cases): Same.
1854 (dump_gbb_conditions): Same.
1857 (print_scop_params): Same.
1858 (print_scop_context): Same.
1860 (print_pbb_body): New.
1861 (lst_indent_to): New.
1862 (print_lst): Start new lines with a #.
1863 * graphite-poly.h (pbb_bb): New.
1864 (pbb_index): Use pbb_bb.
1865 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1867 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1869 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1871 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1872 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1873 and 0 instead of 1 for dw_val_class_flag.
1874 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1875 dw_val_class_range_list, dw_val_class_loc_list,
1876 dw_val_class_lineptr and dw_val_class_macptr, use
1877 DW_FORM_flag_present for dw_val_class_flag and
1878 DW_FORM_exprloc for dw_val_class_loc.
1879 (output_die): For -gdwarf-4 print dw_val_class_loc
1880 size as uleb128 instead of 1 or 2 bytes and don't print
1881 anything for dw_val_class_flag.
1883 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1884 instead of cselib_lookup following by tweaking locs->setting_insn.
1887 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1888 even before returning from label, setjmp call or volatile asm
1891 2010-03-31 Richard Guenther <rguenther@suse.de>
1894 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1895 temporary data on stack.
1897 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1899 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1900 (PUSHSECTION_ASM_OP): Remove.
1901 (POPSECTION_ASM_OP): Remove.
1902 (PUSHSECTION_FORMAT): Remove.
1903 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1904 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1905 * config/sol2.c (solaris_output_init_fini): Use it.
1907 2010-03-31 Jie Zhang <jie@codesourcery.com>
1910 * opt-functions.awk (var_type_struct): Use signed char type
1911 for simple variables.
1913 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1915 * config/sol2.c: Include output.h.
1916 (solaris_assemble_visibility): New function.
1917 * config/t-sol2 (sol2.o): Add output.h dependency.
1918 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1919 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1922 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1925 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
1926 V2SImode or XFmode on PRE_DEC.
1929 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
1932 2010-03-31 Jie Zhang <jie@codesourcery.com>
1935 * reload.h (caller_save_initialized_p): Declare.
1936 * toplev.c (backend_init_target): Don't call
1937 init_caller_save but set caller_save_initialized_p to false.
1938 * caller-save.c (caller_save_initialized_p): Define.
1939 (init_caller_save): Check caller_save_initialized_p.
1940 * ira.c (ira): Call init_caller_save if flag_caller_saves.
1942 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1945 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
1946 and soft-fp/t-softfp to tmake_file.
1947 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
1948 (LIBGCC2_TF_CEXT): Define.
1951 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
1954 * cselib.c (n_useless_values): Document handling of debug locs.
1955 (n_useless_debug_values, n_debug_values): New variables.
1956 (new_elt_loc_list): Don't add to debug values, keep count.
1957 (promote_debug_loc): New.
1958 (cselib_reset_table): Zero new variables.
1959 (entry_and_rtx_equal_p): Promote debug locs.
1960 (discard_useless_locs): Increment n_useless_debug_values for
1962 (remove_useless_values): Adjust n_useless_values and n_debug_values
1963 with n_useless_debug_values.
1964 (add_mem_for_addr): Promote debug locs.
1965 (cselib_lookup_mem): Likewise.
1966 (cselib_lookup_addr): Renamed to...
1967 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
1968 (cselib_log_lookup): ... this. Turn into...
1969 (cselib_lookup_addr): ... new wrapper.
1970 (cselib_lookup_from_insn): New.
1971 (cselib_invalidate_regno): Increment n_useless_debug_values for
1973 (cselib_invalidate_mem): Likewise.
1974 (cselib_process_insn): Take n_deleted and n_debug_values into
1975 account to guard remove_useless_value call.
1976 (cselib_finish): Zero n_useless_debug_values.
1977 * cselib.h (cselib_lookup_from_insn): Declare.
1978 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
1979 (sched_analyze_2): Likewise.
1981 2010-03-30 Jakub Jelinek <jakub@redhat.com>
1983 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
1985 (adjust_mems): Replace narrowing SUBREG of expression containing
1986 just PLUS, MINUS, MULT and ASHIFT of registers and constants
1987 with operations in the narrower mode.
1990 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
1991 regs_invalidated_by_call instead all call_used_reg_set registers.
1993 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
1996 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
1997 pointer comparisons with types_compatible_p.
1998 * tree-vect-stmts.c (vectorizable_call): Same.
1999 (vectorizable_condition): Same.
2001 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2003 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2004 stack check if the mask would be zero.
2006 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2007 Jack Howarth <howarth@bromo.med.uc.edu>
2009 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2012 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2015 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2017 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2018 Include ___unordxf2 and ___unordtf2.
2019 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2022 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2024 * config/lm32/t-lm32: New file.
2025 * config.gcc: Use the above file when targetting lm32.
2027 2010-03-28 Duncan Sands <baldrick@free.fr>
2029 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2031 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2034 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2035 Improve vectorization cost model diagnostic.
2037 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2040 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2041 compute_data_dependences_for_loop returns false, early exit
2042 and output an extra diagnostic for the failed data reference
2045 2010-03-29 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/43560
2048 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2049 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2051 2010-03-29 Jie Zhang <jie@codesourcery.com>
2054 * toplev.c (process_options): Set optimization_default_node
2055 and optimization_current_node.
2056 * opts.c (decode_options): Don't set optimization_default_node
2057 and optimization_current_node.
2059 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2061 * config/rtems.h: Abandon -qrtems_debug.
2063 2010-03-28 Jan Hubicka <jh@suse.cz>
2065 PR tree-optimization/43505
2066 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2067 map should not be copied.
2069 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2072 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2073 cdtors, set DECL_PRESERVE_P.
2074 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2077 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2079 PR tree-optimization/43528
2080 * stor-layout.c (place_field): Check that constant fits into
2081 unsigned HWI when skipping calculation of MS bitfield layout.
2083 2010-03-27 Jan Hubicka <jh@suse.cz>
2086 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2087 notice_global_symbol work.
2089 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2091 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2092 instead of dwarf2out_decl.
2093 (struct var_loc_node): Remove section_label field.
2094 (dwarf2out_function_decl): New function.
2095 (dwarf2out_var_location): Don't set section_label field.
2096 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2098 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2100 PR tree-optimization/43544
2101 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2102 First argument for builtin vectorized function hook is now a
2103 tree to be able to distinguish between machine specific and
2105 * targhooks.c (default_builtin_vectorized_function): Ditto.
2106 * targhooks.h (default_builtin_vectorized_function): Ditto.
2107 * target.h (struct gcc_target): Ditto.
2108 * tree-vect-stmts.c (vectorizable_function): Ditto.
2109 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2110 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2113 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2116 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2117 nested binding iff it is a FUNCTION_DECL.
2118 (store_parm_decls_newstyle): Pass nested=true to bind for
2119 FUNCTION_DECLs amongst parameters.
2121 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2123 * var-tracking.c (vt_expand_loc_callback): Don't run
2124 cselib_expand_value_rtx_cb in dummy mode if
2125 cselib_dummy_expand_value_rtx_cb returned false.
2127 * var-tracking.c (emit_note_insn_var_location): For one part
2128 notes with offset 0, don't add EXPR_LIST around the location.
2129 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2130 add_location_or_const_value_attribute): Adjust for that change.
2133 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2134 into first operand and location into second.
2135 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2136 dw_cfi_oprnd_loc for DW_CFA_expression.
2137 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2138 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2139 assume first argument is regnum and second argument is location.
2141 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2144 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2145 of scratch register to DImode. Split to DImode comparison operator.
2146 Use SImode subreg of scratch register in the multiplication.
2147 (*cmp_sadd_sidi): Ditto.
2148 (*cmp_ssub_si): Ditto.
2149 (*cmp_ssub_sidi): Ditto.
2151 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2154 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2155 Remove invalid assert and wrong comment.
2157 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2160 * flags.h (final_insns_dump_p): New extern.
2161 * final.c (final_insns_dump_p): New variable.
2162 (rest_of_clean_state): Set it before -fdump-final-insns=
2163 dumping, clear afterwards.
2164 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2165 MEM_ALIAS_SET on MEMs.
2167 2010-03-26 David S. Miller <davem@davemloft.net>
2169 * configure.ac: Fix sparc GOTDATA_OP bug check.
2170 * configure: Rebuild.
2172 2010-03-26 Alan Modra <amodra@gmail.com>
2174 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2176 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2178 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2179 TLS_SECTION_ASM_FLAG.
2181 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2184 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2185 Clear first_function_block_is_cold.
2188 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2189 argument if the argument is truth_value_p.
2191 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2193 * config/rs6000/constraints.md: Update copyright year for my changes.
2196 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2197 used in reg+reg addressing, swap registers.
2199 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2202 * target.h (struct gcc_target): Add code_end hook.
2203 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2205 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2206 * toplev.c (compile_file): Call targetm.asm_out.code_end
2207 hook before unwind info/debug info output.
2208 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2209 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2210 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2211 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2212 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2213 * config/i386/i386.c (ix86_file_end): Renamed to...
2214 (ix86_code_end): ... this. Make static. Don't call
2215 file_end_indicate_exec_stack. Emit unwind info using
2216 final_start_function/final_end_function.
2217 (darwin_x86_file_end): Remove.
2218 (TARGET_ASM_CODE_END): Define.
2219 * config/i386/i386.h (TARGET_ASM_FILE_END,
2220 NEED_INDICATE_EXEC_STACK): Don't define.
2221 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2222 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2223 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2224 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2227 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2228 at the beginning and final_end_function at the end.
2229 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2231 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2233 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2234 and Sun as TLS syntax.
2235 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2236 * configure: Regenerate.
2237 * config.in: Regenerate.
2238 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2239 (default_elf_asm_named_section): Use it.
2240 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2241 (i386_output_dwarf_dtprel): Likewise.
2242 (output_addr_const_extra): Likewise.
2243 (output_pic_addr_const): Lowercase @GOTTPOFF.
2244 (output_addr_const_extra): Likewise.
2245 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2246 (output_addr_const_extra): Likewise.
2247 (output_pic_addr_const): Lowercase @INDNTPOFF.
2248 (output_addr_const_extra): Likewise.
2249 (output_pic_addr_const): Lowercase @NTPOFF.
2250 (output_addr_const_extra): Likewise.
2251 (output_pic_addr_const): Lowercase @TPOFF.
2252 (output_addr_const_extra): Likewise.
2253 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2254 (*tls_global_dynamic_64): Likewise.
2255 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2256 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2258 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2259 (ASM_OUTPUT_TLS_COMMON): Use it.
2260 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2263 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2264 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2265 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2266 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2267 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2268 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2270 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2272 * config/i386/i386.c (override_options): Don't accept
2273 -mtls-dialect=sun any longer.
2274 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2275 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2276 (*tls_local_dynamic_base_32_sun): Likewise.
2277 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2279 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2282 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2283 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2286 * ira.c (adjust_cleared_regs): New function.
2287 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2291 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2293 * expr.c (expand_expr_real): Restore previous
2294 curr_insn_source_location and curr_insn_block after
2295 expand_expr_real_1 call.
2296 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2297 instead of expand_expr_real_1.
2299 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2301 PR rtl-optimization/43413
2302 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2305 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2308 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2309 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2311 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2313 * config/i386/i386.c (ix86_target_string): Add -mfma.
2314 Fix a typo in comment.
2316 2010-03-22 Mike Stump <mikestump@comcast.net>
2319 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2320 Don't overly align based upon packed packed fields.
2322 2010-03-22 Jason Merrill <jason@redhat.com>
2324 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2325 Use () rather than [], and move before the element type.
2327 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2329 * doc/configfiles.texi (Configuration Files): Removed
2330 fixinc/Makefile*, intl/Makefile.*.
2331 * doc/makefile.texi: Fixed markup. Abstract from version
2332 control system used.
2333 (Makefile): Removed obsolete gcc/java/parse.y example.
2334 * doc/sourcebuild.texi: Likewise.
2335 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2336 libgomp, libssp. Removed fastjar.
2337 (Miscellaneous Docs): Clarify location.
2338 Added COPYING3, COPYING3.LIB.
2339 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2341 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2344 * config/i386/i386.c (x86_function_profiler)
2345 [!NO_PROFILE_COUNTERS]: Fix typo.
2346 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2349 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2350 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2352 * doc/sourcebuild.texi (Test Directives): Split into six
2353 subsections, with most of the current text in new subsections
2354 Directives, Selectors, and Final Actions.
2355 (Directives): Split list of test directives into multiple
2357 (Selectors): Describe use and syntax of selectors.
2358 (Effective-Target Keywords): Describe all existing keywords.
2359 (Add Options): Describe features for dg-add-options.
2360 (Require Support): Describe variants of dg-require-support.
2361 (Final Actions): Describe commands to use in dg-final.
2363 2010-03-22 Michael Matz <matz@suse.de>
2366 * recog.c (validate_replace_rtx_group): Replace also in
2367 REG_EQUAL and REG_EQUIV notes.
2369 2010-03-22 Richard Guenther <rguenther@suse.de>
2371 PR tree-optimization/43390
2372 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2373 sure vector extracts are type correct.
2375 2010-03-22 Richard Guenther <rguenther@suse.de>
2378 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2379 x * sqrt (x) even when optimizing for size if the target
2380 has native support for sqrt.
2382 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2384 * varasm.c (make_decl_rtl_for_debug): Also clear
2385 flag_mudflap for the duration of make_decl_rtl call.
2388 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2389 locs from preserved VALUEs.
2391 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2394 * pa.md (movmemsi): Set align to one if zero.
2395 (movmemdi): Likewise.
2397 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2400 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2401 with their corresponding prologue pushes.
2403 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2406 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2407 at the begining or end.
2408 (spu_expand_epilogue): Likewise.
2410 2010-03-20 Richard Guenther <rguenther@suse.de>
2412 PR rtl-optimization/43438
2413 * combine.c (make_extraction): Properly zero-/sign-extend an
2414 extraction of the low part of a CONST_INT. Also handle
2417 2010-03-19 Mike Stump <mikestump@comcast.net>
2419 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2420 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2421 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2423 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2426 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2429 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2431 PR rtl-optimization/42258
2432 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2433 use that may match DEF.
2436 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2437 the cost of loading the constant rather than assuming
2439 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2440 outer code is AND, do the same tests as the andsi3 expander and
2441 return COSTS_N_INSNS (1) if and is cheap.
2443 * optabs.c (avoid_expensive_constant): Fix formatting.
2445 2010-03-19 Michael Matz <matz@suse.de>
2448 * attribs.c (decl_attributes): When rebuilding a function pointer
2449 type use the same qualifiers as the original pointer type.
2451 2010-03-19 Martin Jambor <mjambor@suse.cz>
2453 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2454 and is_gimple_ip_invariant_address.
2456 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2459 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2461 * config/arm/arm.c (arm_override_options): Turn off
2462 flag_dwarf2_cfi_asm for AAPCS variants.
2464 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2467 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2468 Use PRE_MODIFY instead of PRE_DEC.
2469 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2470 (vfp_emit_fstmd): Likewise.
2472 2010-03-19 Michael Matz <matz@suse.de>
2475 * builtins.c (expand_builtin_interclass_mathfn,
2476 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2479 2010-03-19 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/43415
2482 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2483 (phi_translate_1): ... this.
2484 (phi_translate): Move all caching here. Cache all NARY
2485 and REFERENCE translations.
2487 2010-03-19 David S. Miller <davem@davemloft.net>
2489 With help from Eric Botcazou.
2490 * config/sparc/sparc.c: Include dwarf2out.h.
2491 (emit_pic_helper): Delete.
2492 (pic_helper_symbol_name): Delete.
2493 (pic_helper_emitted_p): Delete.
2494 (pic_helper_needed): New.
2495 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2496 (get_pc_thunk_name): New.
2497 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2498 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2499 Set pic_helper_needed to true. Don't call emit_pic_helper.
2500 (sparc_expand_prologue): Update load_pic_register call.
2501 (sparc_output_mi_thunk): Likewise.
2502 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2503 thunk if possible. Output CFI information as needed.
2505 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2506 Jack Howarth <howarth@bromo.med.uc.edu>
2509 * config/i386/i386.h: Fix ABI on darwin x86-32.
2511 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2513 * tree.h: Declare make_decl_rtl_for_debug.
2514 * varasm.c (make_decl_rtl_for_debug): New.
2515 * dwarf2out.c (rtl_for_decl_location): Call it.
2516 * cfgexpand.c (expand_debug_expr): Call it.
2518 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2521 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2525 * var-tracking.c (vt_init_cfa_base): Do nothing if
2526 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2528 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2531 * var-tracking.c (canonicalize_vars_star): New.
2532 (dataflow_post_merge_adjust): Use it.
2534 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2537 * var-tracking.c (non_suitable_const): New function.
2538 (add_uses): For DEBUG_INSNs with constants, don't record any
2539 value, instead just the constant value itself.
2540 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2541 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2542 (emit_notes_in_bb): Likewise.
2543 (emit_note_insn_var_location): For onepart variables if
2544 cur_loc is a VOIDmode constant, use DECL_MODE.
2546 2010-03-18 Martin Jambor <mjambor@suse.cz>
2549 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2550 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2551 all non-clones. Moved call redirection...
2552 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2553 (cgraph_materialize_all_clones): Dispose of all
2554 combined_args_to_skip bitmaps.
2555 (verify_cgraph_node): Do not check for edges pointing to wrong
2556 nodes in inline clones.
2557 * tree-inline.c (copy_bb): Call
2558 cgraph_redirect_edge_call_stmt_to_callee.
2559 * ipa.c (cgraph_remove_unreachable_nodes): Call
2560 cgraph_node_remove_callees even when there are used clones.
2562 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2566 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2569 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2572 2010-03-18 Michael Matz <matz@suse.de>
2575 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2576 into sqrt(x) if we need to preserve signed zeros.
2578 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2579 Eric Botcazou <ebotcazou@adacore.com>
2581 PR rtl-optimization/43360
2582 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2583 note if we don't know its invariant status.
2585 2010-03-18 Michael Matz <matz@suse.de>
2587 PR tree-optimization/43402
2588 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2589 PHI chains of ssa names registered for update.
2591 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2594 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2595 non-offsettable and pre_modify update addressing.
2596 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2597 and "2" alternatives "#".
2598 (*movdd_softfloat32): Make all alternatives "#";
2599 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2600 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2601 (*movdf_softfloat32): Make all alternatives "#";
2602 (movdi): Use the new DIFD mode iterator to create a common splitter
2603 for movdi, movdf and movdd patterns.
2605 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2607 * common.opt (dumpdir): Remove redundant tab.
2609 2010-03-17 Martin Jambor <mjambor@suse.cz>
2611 PR tree-optimization/43347
2612 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2613 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2615 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2617 PR rtl-optimization/42216
2618 * regrename.c (create_new_chain): New function, broken out from...
2619 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2620 appending a use to an empty chain.
2621 (build_def_use): Remove previous changes that convert OP_INOUT to
2622 OP_OUT operands; instead detect the case where an OP_INOUT operand
2623 uses a previously untracked register and create an empty chain for it.
2625 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2627 * doc/extend.texi (Function Attributes): Rewrite unfinished
2628 sentence in ms_abi documentation.
2630 2010-03-17 Alan Modra <amodra@gmail.com>
2632 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2633 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2634 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2635 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2637 2010-03-16 Richard Henderson <rth@redhat.com>
2640 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2641 (lower_try_finally): Save and restore eh_seq around the expansion
2644 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2646 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2647 statements before splitting block.
2649 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2651 * doc/sourcebuild.texi (Testsuites): Fix markup.
2652 Use pathnames relative to gcc/testsuite.
2653 (Test Directives): Move description of how timeout is determined.
2654 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2655 (C Tests): Correct gcc.misc-tests directory.
2656 Framework tests now live in gcc.test-framework.
2658 2010-03-16 Richard Guenther <rguenther@suse.de>
2661 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2662 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2664 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2665 Alexandre Oliva <aoliva@redhat.com>
2667 PR tree-optimization/42917
2668 * lambda-code.c (remove_iv): Skip debug statements.
2669 (lambda_loopnest_to_gcc_loopnest): Likewise.
2670 (not_interesting_stmt): Debug statements are not interesting.
2672 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2676 * cselib.c (cselib_preserve_constants,
2677 cfa_base_preserved_val): New static variables.
2678 (preserve_only_constants): New function.
2679 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2680 clear its REG_VALUES. If cselib_preserve_constants, don't
2681 empty the whole hash table, but preserve there VALUEs with constants,
2682 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2683 (cselib_preserve_cfa_base_value): New function.
2684 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2685 (cselib_init): Change argument to int bitfield. Set
2686 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2688 (cselib_finish): Clear cselib_preserve_constants and
2689 cfa_base_preserved_val.
2690 * cselib.h (enum cselib_record_what): New enum.
2691 (cselib_init): Change argument to int.
2692 (cselib_preserve_cfa_base_value): New prototype.
2693 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2694 * dse.c (dse_step1): Likewise.
2695 * cfgcleanup.c (thread_jump): Likewise.
2696 * sched-deps.c (sched_analyze): Likewise.
2697 * gcse.c (local_cprop_pass): Likewise.
2698 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2699 If FN is non-NULL, call the callback always and whenever it returns
2700 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2701 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2702 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2703 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2704 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2705 * var-tracking.c: Include recog.h.
2706 (bb_stack_adjust_offset): Remove.
2707 (vt_stack_adjustments): Don't call it, instead just gather the
2708 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2709 (adjust_stack_reference): Remove.
2710 (compute_cfa_pointer): New function.
2711 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2712 (struct adjust_mem_data): New type.
2713 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2715 (get_address_mode): New function.
2716 (replace_expr_with_values): Use it.
2717 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2718 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2719 (adjust_sets): Remove.
2720 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2721 Use get_address_mode.
2722 (get_adjusted_src): Remove.
2723 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2724 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2725 (add_with_sets): Don't call adjust_sets.
2726 (fp_setter, vt_init_cfa_base): New functions.
2727 (vt_initialize): Change return type to bool. Move most of pool etc.
2728 initialization to the beginning of the function from end. Pass
2729 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2730 If !frame_pointer_needed, call vt_stack_adjustment before mos
2731 vector is filled, call vt_init_cfa_base if argp/framep has been
2732 eliminated to sp. If frame_pointer_needed and argp/framep has
2733 been eliminated to hard frame pointer, set
2734 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2735 encountering fp setter in the prologue. For MO_ADJUST, call
2736 log_op_type before pusing the op into mos vector, not afterwards.
2737 Call adjust_insn before cselib_process_insn/add_with_sets,
2738 call cancel_changes (0) afterwards.
2739 (variable_tracking_main_1): Adjust for vt_initialize calling
2740 vt_stack_adjustments and returning whether it succeeded or not.
2742 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2744 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2747 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2749 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2751 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2752 drap_reg has not been set.
2754 2010-03-15 Michael Matz <matz@suse.de>
2757 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2758 use it to expand block copies.
2759 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2760 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2761 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2763 2010-03-15 Richard Guenther <rguenther@suse.de>
2765 PR tree-optimization/43367
2766 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2769 2010-03-15 Richard Guenther <rguenther@suse.de>
2771 PR tree-optimization/43317
2772 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2774 2010-03-15 Martin Jambor <mjambor@suse.cz>
2776 PR tree-optimization/43141
2777 * tree-sra.c (create_abstract_origin): New function.
2778 (modify_function): Call create_abstract_origin.
2780 2010-03-15 Chris Demetriou <cgd@google.com>
2782 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2785 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2788 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2789 call insert_out_of_ssa_copy for default definitions.
2791 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2793 * graphite-clast-to-gimple.c (my_long_long): Defined.
2794 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2795 * graphite-sese-to-poly.c (my_long_long): Defined.
2796 (scop_ivs_can_be_represented): Use it.
2798 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2800 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2801 graphite-max-bbs-per-function, and loop-block-tile-size.
2802 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2804 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2806 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2808 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2809 forward declaration.
2810 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2811 (add_upper_bounds_from_estimated_nit): New.
2812 (build_loop_iteration_domains): Use it.
2814 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2816 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2818 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2821 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2822 should be an INTEGER_CST. Also handle CASE_CONVERT.
2824 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2826 * graphite.c (graphite_initialize): To bound the number of bbs per
2827 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2828 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2829 * doc/invoke.texi: Document it.
2831 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2833 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2834 * graphite-sese-to-poly.h (build_poly_scop): Same.
2836 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2838 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2839 the number of parameters in the scop. Use as an upper bound
2840 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2841 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2842 * doc/invoke.texi: Document it.
2844 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2846 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2847 * doc/c-tree.texi: Remove.
2848 * doc/generic.texi: Merge c-tree.texi here.
2849 * doc/gccint.texi (Trees): Remove menu entry.
2850 (c-tree.texi): Remove @include.
2851 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2852 * doc/languages.texi (Reading RTL): Ditto.
2854 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2857 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2859 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2862 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2863 code added to work around reload clobbering CONST insns.
2865 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2867 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2868 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2869 (cselib_preserve_only_values): Remove retain argument, don't
2870 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2871 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2872 * var-tracking.c (micro_operation): Move insn field before union.
2873 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2874 (struct variable_tracking_info_def): Remove n_mos field, change
2875 mos into a vector of micro_operations.
2876 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2877 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2878 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2879 changing into a vector.
2880 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2881 come before all other uops generated by add_stores.
2882 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2884 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2885 a vector. Run just one pass over the bbs instead of separate counting
2886 and computation phase.
2887 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2890 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2891 into *nonlocalized_list vector.
2892 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2893 even if origin is non-NULL.
2894 (gen_variable_die): Likewise.
2895 (process_scope_var): Don't change origin.
2896 (gen_decl_die): Likewise.
2897 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2898 before adding new edges instead of after it, fix moving over
2901 2010-03-11 David S. Miller <davem@davemloft.net>
2903 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2905 * configure: Rebuild.
2907 2010-03-11 Martin Jambor <mjambor@suse.cz>
2909 PR tree-optimization/43257
2910 * tree.c (assign_assembler_name_if_neeeded): New function.
2911 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2913 * tree.h (assign_assembler_name_if_neeeded): Declare.
2914 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2915 the function if needed.
2917 2010-03-11 Chris Demetriou <cgd@google.com>
2919 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2920 include/stdint-gcc.h, and include/stdint.h world-readable.
2922 2010-03-11 Richard Guenther <rguenther@suse.de>
2924 PR tree-optimization/43255
2925 * tree-vrp.c (process_assert_insertions_for): Do not insert
2926 asserts for trivial conditions.
2928 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2930 PR tree-optimization/43280
2931 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
2932 generation. Move calculation of size out of the if branch.
2933 (find_bswap): Modify compare number generation.
2935 2010-03-11 Richard Guenther <rguenther@suse.de>
2938 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
2939 (input_gimple_stmt): Fixup handled component types during
2940 operand read. Also fix up decls in ADDR_EXPRs.
2942 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
2944 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
2945 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
2947 2010-03-10 Jan Hubicka <jh@suse.cz>
2950 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
2951 * varasm.c (get_variable_section): Don't do that here...
2952 (make_decl_rtl): ... and here.
2953 (do_assemble_alias): Produce decl RTL.
2954 (assemble_alias): Likewise.
2956 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2959 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
2960 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
2962 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
2963 (based_loc_descr): Only express drap or vdrap regno based expressions
2964 using DW_OP_fbreg when not optimizing.
2965 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
2966 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
2967 REG_CFA_SET_VDRAP note.
2969 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
2971 PR tree-optimization/43236
2972 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
2973 error in calculation of base address in reverse iteration case.
2974 (generate_builtin): Take number of latch executions if the statement
2977 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
2980 * tree-eh.c: Include pointer-set.h.
2981 (lower_eh_dispatch): Filter out duplicate case labels and
2982 remove the unneeded edge when the label is unused. Return
2983 true when some edges are removed.
2984 (execute_lower_eh_dispatch): When any lowering resulted in
2985 removing an edge, also delete unreachable blocks.
2987 2010-03-10 Jakub Jelinek <jakub@redhat.com>
2990 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
2991 UNSPEC_MACHOPIC_OFFSET.
2993 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
2996 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2997 (m68k_delegitimize_address): New function.
2999 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3002 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3005 * var-tracking.c (adjust_sets): New function.
3006 (count_with_sets, add_with_sets): Use it.
3007 (get_adjusted_src): New inline function.
3008 (add_stores): Use it.
3011 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3012 call cselib_dummy_expand_value_rtx_cb instead of
3013 cselib_expand_value_rtx_cb.
3016 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3017 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3018 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3019 and .cfi_endproc around the pic thunks.
3020 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3021 all queued unwind info register saves are saved before the call.
3022 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3023 considered as sp-=4 for unwind info and the pop as sp+=4 which
3024 also clobbers dest, but doesn't actually restore it.
3027 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3028 RTX_FRAME_RELATED_P.
3030 2010-03-09 Jie Zhang <jie@codesourcery.com>
3032 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3033 whitespaces in output template.
3035 2010-03-09 Jie Zhang <jie@codesourcery.com>
3037 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3040 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3042 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3043 builtins.exp in a separate job.
3045 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3047 * graphite-sese-to-poly.c (add_param_constraints): Use
3048 lower_bound_in_type and upper_bound_in_type.
3050 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3052 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3053 instead of unsigned_type_node.
3055 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3056 Reza Yazdani <reza.yazdani@amd.com>
3059 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3060 on pointer type parameters.
3062 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3066 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3067 handle conversions from pointer to integers.
3068 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3069 induction variable, to be able to work with code generated by CLooG.
3070 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3071 (build_poly_scop): Bail out if we cannot codegen a loop.
3073 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3075 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3076 code generation with gloog_error.
3078 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3080 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3081 Call fold_convert on all the returned values.
3082 (expand_scalar_variables_expr): Pass to
3083 expand_scalar_variables_ssa_name the type of the resulting expression.
3085 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3087 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3088 ppl_min_for_le_pointset.
3089 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3090 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3092 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3094 * graphite-dependences.c (map_into_dep_poly): Removed.
3095 (dependence_polyhedron_1): Use combine_context_id_scat.
3097 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3099 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3100 (struct poly_bb): Same.
3101 (combine_context_id_scat): New.
3103 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3106 * sese.c (name_defined_in_loop_p): Return false for default
3109 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3111 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3112 and clean up the logic.
3114 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3116 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3119 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3121 * var-tracking.c (remove_cselib_value_chains): Define only for
3123 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3124 delete_slot_part, emit_notes_for_differences_1): Don't call
3125 remove_cselib_value_chains here.
3126 (set_slot_part, emit_notes_for_differences_2): Don't call
3127 add_cselib_value_chains here.
3128 (preserved_values): New vector.
3129 (preserve_value): New function.
3130 (add_uses, add_stores, vt_add_function_parameters): Use it
3131 instead of cselib_preserve_value.
3132 (changed_values_stack): New vector.
3133 (check_changed_vars_0): New function.
3134 (check_changed_vars_1, check_changed_vars_2): Use it.
3135 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3136 changed_values_stack VALUEs.
3137 (vt_emit_notes): For all preserved_values call
3138 add_cselib_value_chains. If ENABLE_CHECKING call
3139 remove_cselib_value_chains before verifying value_chains is empty.
3140 Initialize and free changed_values_stack.
3141 (vt_initialize): Initialize preserved_values.
3142 (vt_finalize): Free preserved_values.
3144 2010-03-08 Richard Guenther <rguenther@suse.de>
3146 PR tree-optimization/43269
3147 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3150 2010-03-08 Martin Jambor <mjambor@suse.cz>
3152 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3153 (ipa_is_param_called): Removed.
3154 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3155 (ipa_print_node_params): Do not print the called flag.
3156 (ipa_write_node_info): Do not stream the called flag.
3157 (ipa_read_node_info): Likewise.
3159 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3162 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3163 * cselib.c (struct expand_value_data): Add dummy field.
3164 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3166 (cselib_dummy_expand_value_rtx_cb): New function.
3167 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3169 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3170 * var-tracking.c: Include pointer-set.h.
3171 (variable): Change n_var_parts to char from int. Add
3172 cur_loc_changed and in_changed_variables fields.
3173 (variable_canonicalize): Remove.
3174 (shared_var_p): New inline function.
3175 (unshare_variable): Maintain cur_loc_changed and
3176 in_changed_variables fields. If var was in changed_variables,
3177 replace it there with new_var. Just copy cur_loc instead of
3178 resetting it to something else.
3179 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3180 (dataflow_set_union): Don't call variable_canonicalize.
3181 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3182 of their DEBUG_EXPR_TREE_DECLs.
3183 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3184 and in_changed_variables and cur_loc_changed is false.
3185 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3186 and cur_loc_changed. Don't update cur_loc here.
3187 (variable_merge_over_src): Don't call variable_canonicalize.
3188 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3189 removing loc that is equal to cur_loc, clear cur_loc,
3190 set cur_loc_changed and ensure variable_was_changed is called.
3191 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3192 compare pointers in cur_loc check, if it is equal to loc,
3193 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3194 (variable_different_p): Remove compare_current_location argument,
3195 don't compare cur_loc.
3196 (dataflow_set_different_1): Adjust variable_different_p caller.
3197 (variable_was_changed): If dv had some var in changed_variables
3198 already, reset in_changed_variables flag for it and propagate
3199 cur_loc_changed over to the new variable. On empty var
3200 always set cur_loc_changed. Set in_changed_variables on whatever
3201 var is added to changed_variables.
3202 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3203 Use shared_var_p. When removing loc that is equal to cur_loc,
3204 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3205 end, don't set it to something else, just call variable_was_changed.
3206 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3207 loc being removed, clear cur_loc and set cur_loc_changed.
3208 Set cur_loc_changed if all locations have been removed.
3209 (struct expand_loc_callback_data): New type.
3210 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3211 allocated. Always create SUBREGs if simplify_subreg failed.
3212 Prefer to use cur_loc, when that fails and still in
3213 changed_variables (and seen first time) recompute it. Set
3214 cur_loc_changed of variables which had to change cur_loc and
3215 compute elcd->cur_loc_changed if any of the subexpressions used
3216 had to change cur_loc.
3217 (vt_expand_loc): Adjust to pass arguments in
3218 expand_loc_callback_data structure.
3219 (vt_expand_loc_dummy): New function.
3220 (emitted_notes): New variable.
3221 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3222 that weren't used for any other decl in current
3223 emit_notes_for_changes call call vt_expand_loc_dummy to update
3224 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3225 first loc_chain location if NULL before. Always use just
3226 cur_loc instead of first loc_chain location. When cur_loc_changed
3227 is false, when not --enable-checking=rtl just don't emit any note.
3228 When rtl checking, compute the note and assert it is the same
3229 as previous note. Clear cur_loc_changed and in_changed_variables
3230 at the end before removing from changed_variables.
3231 (check_changed_vars_3): New function.
3232 (emit_notes_for_changes): Traverse changed_vars to call
3233 check_changed_vars_3 on each changed var.
3234 (emit_notes_for_differences_1): Clear cur_loc_changed and
3235 in_changed_variables. Recompute cur_loc of new_var.
3236 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3237 (vt_emit_notes): Initialize and destroy emitted_notes.
3239 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3241 PR rtl-optimization/42220
3242 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3243 Use verify_reg_tracked to determine if we should use OP_OUT rather
3245 (build_def_use): If we see an in-out operand for a register that we
3246 know nothing about, treat is an output if possible, fail the block if
3249 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3252 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3255 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3258 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3259 uses of relevant DEFs that are dead outside the loop too.
3261 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3263 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3265 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3267 * var-tracking.c (values_to_unmark): New variable.
3268 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3269 values_to_unmark vector. Moved body to...
3270 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3271 instead queue it into values_to_unmark vector.
3272 (vt_find_locations): Free values_to_unmark vector.
3274 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3276 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3277 (site.exp): Export them when plugins are enabled.
3279 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3282 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3284 (chrec_fold_multiply): Same.
3286 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3289 * c-decl.c (build_compound_literal): Return early if init is
3292 2010-03-04 Martin Jambor <mjambor@suse.cz>
3294 PR tree-optimization/43164
3295 PR tree-optimization/43191
3296 * tree-sra.c (type_consists_of_records_p): Reject records with
3297 zero-size bit-fields at the end.
3299 2010-03-04 Mike Stump <mikestump@comcast.net>
3301 * Makefile.in (TAGS): Remove *.y.
3303 2010-03-04 Richard Guenther <rguenther@suse.de>
3305 PR tree-optimization/40761
3306 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3308 (my_rev_post_order_compute): New function.
3309 (init_pre): Call it.
3311 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3314 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3315 decrease the cost of an IV candidate when the cost is infinite.
3317 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3319 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3320 Use '3DNow!' for the extension of that name, ensure normal space
3322 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3324 2010-03-03 Jeff Law <law@redhat.com>
3326 * PR middle-end/32693
3327 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3328 than gen_rtx_SUBREG.
3329 (extract_bit_field_1): Likewise.
3331 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3333 * doc/sourcebuild.texi (Test directives): Document that arguments
3334 include-opts and exclude-opts are now optional for dg-skip-if,
3335 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3337 2010-03-03 Jason Merrill <jason@redhat.com>
3340 * cgraph.h (varpool_node): Add extra_name field.
3341 * varpool.c (varpool_extra_name_alias): New.
3342 (varpool_assemble_decl): Emit extra name aliases.
3343 (varpool_mark_needed_node): Look past an extra name alias.
3344 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3345 * lto-streamer-in.c (lto_input_tree): Read it.
3346 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3348 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3350 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3351 (sparc*-*-solaris2*): ...this.
3353 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3356 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3357 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3358 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3359 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3362 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3363 fallthrough to default handling, just with want_address 0 instead of 2.
3364 For single element lists, add_AT_loc directly, otherwise create an
3365 artificial variable DIE and stick location list to it.
3368 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3369 (VAL_EXPR_HAS_REVERSE): Define.
3370 (reverse_op): New function.
3371 (add_stores): For reversible operations add an extra MO_VAL_USE.
3373 2010-03-02 Jason Merrill <jason@redhat.com>
3375 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3377 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3379 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3380 (sparc64-*-linux*): Likewise.
3381 (sparc64-*-solaris2*): Include assembler files before linker ones.
3382 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3383 * config/sparc/gas.h: Delete.
3384 * config/sparc/sol2-64.h: Add copyright notice.
3385 * config/sparc/sol2-gas-bi.h: Likewise.
3386 * config/sparc/sol2-gld.h: Likewise.
3387 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3388 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3389 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3390 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3391 (sparc_elf_asm_named_section): Rename into...
3392 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3394 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3396 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3398 2010-03-02 Jeff Law <law@redhat.com>
3401 * reload1.c (rtx_p, substitute_stack): Declare.
3402 (substitute): Record addresses of changed rtxs.
3403 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3404 Restore the original rtx when complete.
3405 (reload): Free subsitute_stack when complete.
3407 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3409 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3410 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3412 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3413 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3414 Torture Tests): Change from subsection to section.
3416 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3417 Steven Bosscher <steven@gcc.gnu.org>
3419 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3422 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3425 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3426 the assignment from the new induction variable to the assignment
3427 of the value from the original loop PHI function.
3429 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3430 Daniel Jacobowitz <dan@codesourcery.com>
3432 * doc/sourcebuild.texi (Test directives): Clarify options to
3435 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3437 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3438 Disable cfi directives unless GCC and gas agree on using read-only
3439 .eh_frame sections for 64-bit.
3440 * configure: Regenerate.
3442 2010-03-01 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/43220
3445 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3446 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3448 2010-03-01 Richard Guenther <rguenther@suse.de>
3449 Martin Jambor <mjambor@suse.cz>
3452 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3453 gimplified parameters.
3455 2010-03-01 Christian Bruel <christian.bruel@st.com>
3457 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3459 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3461 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3463 2010-03-01 Richard Guenther <rguenther@suse.de>
3466 * expr.c (expand_assignment): Use the alias-oracle to tell
3467 if the rhs aliases the result decl.
3469 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3472 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3473 to sol_gt_pch_get_address.
3474 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3475 64-bit, SPARC and x86.
3476 (sol_gt_pch_get_address): New function.
3478 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3480 * toplev.h (inform_n, error_n): Declare.
3481 * diagnostic.c (inform_n, error_n): New function.
3483 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3485 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3486 has no rtl yet when processing local_decls, queue it and recheck
3487 if deferred stack allocation hasn't assigned it rtl.
3489 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3491 * config/sh/sh.c (unspec_bbr_uid): New.
3492 (gen_block_redirect): Use it instead of INSN_UID.
3493 (gen_far_branch): Likewise.
3495 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3497 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3498 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3500 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3502 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3503 (Warning Options): -Wno-conversion-null is valid for
3504 Objective-C++ as well.
3505 * doc/tm.texi (Named Address Spaces): Likewise.
3506 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3507 * doc/tree-ssa.texi (Tree SSA): Likewise.
3509 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3512 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3513 by default. Don't set the default arch for
3514 i[34567]86-*-darwin*|x86_64-*-darwin*.
3516 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3519 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3520 default. Set the default 32bit/64bit archs with $with_arch
3521 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3523 2010-02-27 Richard Guenther <rguenther@suse.de>
3525 PR tree-optimization/43186
3526 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3527 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3528 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3529 unroller iterations.
3531 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3533 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3534 required and i[34567]86-*-* targets don't support 64bit ISA.
3536 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3539 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3542 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3544 * config.gcc: Set the default arch at least to Prescott for
3545 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3546 if SSE math is enabled.
3548 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3550 * diagnostic.c (diagnostic_initialize): Update.
3551 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3553 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3554 (diagnostic_inhibit_notes): New.
3555 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3557 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3560 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3561 * doc/standards.texi: Likewise.
3562 * doc/extend.texi: Likewise.
3563 * doc/trouble.texi: Likewise.
3564 * doc/cppopts.texi: Likewise.
3565 * doc/install.texi: Likewise.
3566 * c.opt (std=c90,std=gnu90): New options.
3567 * c-opts.c (c_common_handle_option): Handle them.
3569 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3572 * c-decl.c (undeclared_variable): Use an informative note.
3574 2010-02-26 Richard Guenther <rguenther@suse.de>
3576 PR tree-optimization/43186
3577 * gimple.h (gimple_fold): Remove.
3578 * gimple.c (gimple_fold): Remove. Inline into single user ...
3579 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3580 Try harder for conditions.
3582 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3585 * function.c (used_types_insert): Don't skip through named pointer
3586 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3587 and it is different from the main variant's type.
3589 2010-02-26 Nick Clifton <nickc@redhat.com>
3591 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3593 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3595 * config.gcc: Support --with-fpmath=sse for x86.
3597 * config/i386/ssemath.h: New.
3599 * doc/install.texi (--with-fpmath=sse): Documented.
3601 2010-02-26 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/43188
3604 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3605 vector types of over-aligned element type.
3607 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3610 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3611 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3613 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3615 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3617 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3619 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3620 * var-tracking.c: Include diagnostic.h.
3621 (debug_dv): New function.
3622 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3625 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3626 (add_value_chain, add_value_chains, remove_value_chain,
3627 remove_value_chains): Handle DEBUG_EXPRs.
3628 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3631 * regcprop.c (struct queued_debug_insn_change): New type.
3632 (struct value_data_entry): Add debug_insn_changes field.
3633 (struct value_data): Add n_debug_insn_changes field.
3634 (debug_insn_changes_pool): New variable.
3635 (free_debug_insn_changes, apply_debug_insn_changes,
3636 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3637 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3638 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3640 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3642 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3643 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3644 changes, call cprop_find_used_regs via note_stores.
3645 (copyprop_hardreg_forward): When copying vd from predecessor
3646 which has any queued DEBUG_INSN changes, make sure the pointers are
3647 cleared. At the end call df_analyze and then if there are any
3648 DEBUG_INSN changes queued at the end of some basic block for still
3649 live registers, apply them.
3650 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3652 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3654 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3657 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3659 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3660 targets. Set the default with_cpu/with_arch from arch/cpu.
3661 Allow x86-64 and native for with_cpu/with_arch.
3663 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3665 * ebitmap.c: Change calls to verify_popcount with calls to
3666 sbitmap_verify_popcount.
3667 (ebitmap_clear_bit): Fixed map->cacheindex test and
3668 map>cache update when bit clearing results in an empty
3671 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3674 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3675 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3676 and support both V2DF and V2DI modes.
3677 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3678 support both V2DF and V2DI modes.
3679 (general): Delete trailing whitespace from a few patterns.
3681 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3682 V2DF/V2DI interleave high/low builtins.
3684 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3687 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3688 interleave high/low functions.
3690 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3692 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3693 #pragma extern_prefix.
3695 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3698 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3699 BLKmode, assert op0 is a MEM and just adjust its mode.
3702 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3703 if bitpos isn't multiple of mode's bitsize.
3705 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3707 * c.opt (-ftemplate-depth=): New.
3708 (-ftemplate-depth-): Deprecate.
3709 * optc-gen.awk: Handle -ftemplate-depth=.
3710 * opth-gen.awk: Likewise.
3711 * c-opts.c (c_common_handle_option): Likewise.
3712 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3714 2010-02-24 Jason Merrill <jason@redhat.com>
3716 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3718 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3720 * cfg.c (alloc_aux_for_block): Remove inline.
3721 (alloc_aux_for_edge): Likewise.
3723 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3725 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3727 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3729 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3730 * config/i386/sol2-gas.h: New file.
3731 * config.gcc (i[34567]86-*-solaris2*): Use it.
3733 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3736 * c-typeck.c (ep_convert_and_check): New.
3737 (build_conditional_expr): Use it.
3738 (build_binary_op): Likewise.
3740 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3742 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3745 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3746 bounds even for -O+.
3747 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3748 expr needs to have DECL_NAME set.
3750 2010-02-24 Nick Clifton <nickc@redhat.com>
3752 * config/mep/mep.c: Include gimple.h.
3753 (mep_function_uses_sp): Delete unused function.
3754 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3755 parameters. Use unsigned integers to count args. Return a
3756 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3758 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3761 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3762 greater or equal to nelt instead of 2 * nelt.
3763 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3766 2010-02-23 Jason Merrill <jason@redhat.com>
3769 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3770 in cfun->local_decls even if they have register types.
3773 * stor-layout.c (place_field): Don't warn about unnecessary
3774 DECL_PACKED if the type is packed.
3776 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3779 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3780 GOTOFF relocs, even when the base reg isn't pic pointer.
3782 2010-02-23 Michael Matz <matz@suse.de>
3785 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3786 (expand_gimple_basic_block): Generate and use debug temps if there
3787 are debug uses left after the last real use of TERed ssa names.
3788 Unlink debug immediate uses when they are expanded.
3790 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3793 * config/i386/i386.c (override_options): Reorganise to provide
3794 better error messages.
3796 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3799 * graphite-scop-detection.c (create_single_exit_edge): Move
3800 the call to find_single_exit_edge to....
3801 (create_sese_edges): ...here. Don't handle multiple edges
3802 exiting the function.
3803 (build_graphite_scops): Don't handle multiple edges
3804 exiting the function.
3806 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3809 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3810 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3812 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3815 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3817 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3820 * c-typeck.c (convert_arguments): Print declaration location.
3821 * c-common.c (validate_nargs): Rename as
3822 builtin_function_validate_nargs.
3823 (check_builtin_function_arguments): Update.
3825 2010-02-22 Richard Guenther <rguenther@suse.de>
3828 * tree-inline.c (declare_return_variable): Use the type of
3829 the call stmt lhs if available.
3831 2010-02-22 Duncan Sands <baldrick@free.fr>
3833 * passes.c (register_pass): Always consider all pass lists when
3834 ref_pass_instance_number is zero.
3836 2010-02-22 Richard Guenther <rguenther@suse.de>
3838 PR tree-optimization/42749
3839 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3840 parameter. Do arithmetic in the original type.
3841 (update_accumulator_with_ops): Likewise.
3842 (adjust_accumulator_values): Adjust.
3844 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3846 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3847 (QI to BLKmode splitter): New splitter.
3849 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3851 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3852 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3854 2010-02-22 Richard Guenther <rguenther@suse.de>
3856 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3858 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3860 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3861 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3862 ($(T)crti.o, $(T)crtn.o): Remove rules.
3864 2010-02-21 Tobias Burnus <burnus@net-b.de>
3867 * doc/invoke.texi (-fassociative-math): Document that this
3868 option is automatically enabled for Fortran.
3870 2010-02-20 David S. Miller <davem@davemloft.net>
3872 * configure.ac: Test if linker and assembler properly support
3873 GOTDATA_OP relocations.
3874 * configure: Rebuild.
3875 * config.in: Likewise.
3876 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3877 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3878 (movsi_high_pic): Likewise.
3879 (movdi_lo_sum_pic): Likewise.
3880 (movdi_high_pic): Likewise.
3881 (movsi_pic_gotdata_op): New pattern.
3882 (movdi_pic_gotdata_op): Likewise.
3883 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3884 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3886 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3889 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3890 attribute to ssemul.
3891 (xop_mulv2div2di3_high): Ditto.
3893 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3896 * c.opt (Wconversion-null): New option.
3897 * doc/invoke.texi (Wconversion-null): Document.
3899 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3901 * common.opt (Wlarger-than-): Add Undocumented.
3903 2010-02-19 Mike Stump <mikestump@comcast.net>
3905 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3907 2010-02-19 Jason Merrill <jason@redhat.com>
3910 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3911 * configure: Likewise.
3913 2010-02-20 Alan Modra <amodra@gmail.com>
3916 * cgraph.h (cgraph_make_decl_local): Declare.
3917 * cgraph.c (cgraph_make_decl_local): New function.
3918 (cgraph_make_node_local): Use it.
3919 * cgraphunit.c (cgraph_function_versioning): Likewise.
3920 * ipa.c (function_and_variable_visibility): Likewise.
3922 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3925 * except.c (sjlj_emit_function_enter): Don't call
3926 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
3928 * rtl.h (add_reg_br_prob_note): Remove prototype.
3930 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3933 * c-common.c (conversion_warning): Remove widening conversions
3934 before checking the conversion of integers to reals.
3936 2010-02-19 Mike Stump <mikestump@comcast.net>
3939 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
3942 * cgraphunit.c (process_function_and_variable_attributes): Check
3943 DECL_PRESERVE_P instead of looking up attribute "used".
3944 * ipa-pure-const.c (check_decl): Likewise.
3945 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
3946 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
3947 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
3948 instead of attribute "used".
3949 * config/sol2-c.c (solaris_pragma_init): Likewise.
3950 (solaris_pragma_fini): Likewise.
3952 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3954 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
3955 Use XCNEW instead of xcalloc.
3956 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
3957 XNEW instead of xmalloc.
3958 (get_fields): Use XNEWVEC instead of xmalloc.
3961 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
3962 populate vars array.
3963 (create_new_general_access): For debug stmts just reset value.
3964 (get_stmt_accesses): For accesses within debug stmts just record them
3965 using add_access_to_acc_sites instead of preventing the peeling or
3966 counting them as accesses.
3969 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
3971 2010-02-19 Richard Guenther <rguenther@suse.de>
3973 PR tree-optimization/42916
3974 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
3977 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
3979 * configure.ac: Replace all uses of changequote in macro arguments
3980 with proper quoting.
3982 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3985 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
3987 2010-02-19 Richard Guenther <rguenther@suse.de>
3989 PR tree-optimization/42944
3990 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
3991 test for aliasing with errno.
3993 2010-02-19 Jakub Jelinek <jakub@redhat.com>
3996 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
3997 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
3998 * dojump.c: Include output.h.
3999 (inv): New inline function.
4000 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4001 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4002 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4003 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4004 argument, pass it down to other calls.
4005 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4006 add REG_BR_PROB note to the conditional jump.
4007 * cfgexpand.c (add_reg_br_prob_note): Removed.
4008 (expand_gimple_cond): Don't call it, add the probability
4009 as last argument to jumpif_1/jumpifnot_1.
4010 * Makefile.in (dojump.o): Depend on output.h.
4011 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4013 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4014 * stmt.c (do_jump_if_equal): Likewise.
4015 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4016 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4017 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4019 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4020 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4021 jumpifnot_1 callers.
4022 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4024 (store_expr): Adjust jumpifnot caller.
4025 (store_constructor): Adjust jumpif caller.
4028 * gimplify.c (gimple_boolify): For __builtin_expect call
4029 gimple_boolify also on its first argument.
4031 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4033 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4035 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4036 * configure: Regenerated.
4038 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4040 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4041 lang_hooks.types_compatible_p instead of comptypes.
4043 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4045 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4046 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4047 if __prefer_thumb__ is defined.
4049 2010-02-18 Martin Jambor <mjambor@suse.cz>
4051 PR tree-optimization/43066
4052 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4053 array with zero-sized element type.
4055 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4057 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4058 rtx, allocate struct var_loc_node here and return it to the
4059 caller, and only if it is actually needed.
4060 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4061 move it earlier and return immediately if it returns NULL.
4063 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4065 * config/sparc/gas.h: New file. Restore
4066 TARGET_ASM_NAMED_SECTION to its ELF default.
4067 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4069 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4070 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4071 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4072 after sparc/sysv4.h.
4074 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4076 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4078 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4080 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4081 patterns from predicated pattern.
4083 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4086 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4087 for insn mnemonic suffix.
4089 2010-02-17 Richard Guenther <rguenther@suse.de>
4091 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4094 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4097 * caller-save.c (save_call_clobbered_regs): If BB ends with
4098 a DEBUG_INSN, move any notes in between last real insn and the last
4099 DEBUG_INSN after the last DEBUG_INSN.
4101 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4103 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4104 Fix return type. Fix argument type. Explain meaning of return value.
4106 2010-02-16 Richard Guenther <rguenther@suse.de>
4108 PR tree-optimization/41043
4109 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4110 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4112 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4114 2010-02-16 Ira Rosen <irar@il.ibm.com>
4116 PR tree-optimization/43074
4117 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4118 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4119 vectorizable cycles in hybrid SLP check.
4120 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4122 2010-02-16 Richard Guenther <rguenther@suse.de>
4124 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4125 (true_dependence): If memrefs_conflict_p computes must-alias
4126 trust it. Move TBAA check after offset-based disambiguation.
4127 (canon_true_dependence): Likewise.
4129 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4131 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4132 * doc/invoke.texi: Document it.
4133 * var-tracking.c: Include toplev.h and params.h.
4134 (vt_find_locations): Return bool indicating success. Compute
4135 hash sizes unconditionally. Check new parameter, report.
4136 (variable_tracking_main_1): Check vt_find_locations results and
4137 retry. Renamed from...
4138 (variable_tracking_main): ... this. New wrapper to preserve
4139 flag_var_tracking_assignments.
4140 * Makefile.in (var-tracking.o): Adjust dependencies.
4142 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4143 Jakub Jelinek <jakub@redhat.com>
4146 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4147 if weak_import attribute is present.
4148 * config/darwin.c (machopic_select_section): Likewise.
4150 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4152 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4153 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4154 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4155 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4157 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4159 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4162 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4163 Rewrite text to refer to the names.
4165 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4167 * config/i386/i386-builtin-types.def
4168 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4169 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4170 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4171 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4172 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4173 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4174 IX86_BUILTIN_VPERMIL2PS256.
4175 (MULTI_ARG_4_DF2_DI_I): Defined.
4176 (MULTI_ARG_4_DF2_DI_I1): Defined.
4177 (MULTI_ARG_4_SF2_SI_I): Defined.
4178 (MULTI_ARG_4_SF2_SI_I1): Defined.
4179 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4180 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4181 __builtin_ia32_vpermil2ps256.
4182 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4183 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4184 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4185 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4186 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4187 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4188 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4189 CODE_FOR_xop_vpermil2v8sf3.
4190 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4191 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4192 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4193 (_mm256_permute2_pd): New.
4194 (_mm_permute2_ps): New.
4195 (_mm256_permute2_ps): New.
4197 2010-02-15 Nick Clifton <nickc@redhat.com>
4199 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4200 boolean parameters. Use emit_jump_insn when emitting a pop
4201 instruction containing a return insn.
4202 (push): Use 'true' rather than '1' as second parameter to F.
4203 (h8300_expand_prologue): Likewise.
4204 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4205 (h8300_expand_epilogue): Likewise.
4207 2010-02-15 Richard Guenther <rguenther@suse.de>
4210 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4213 2010-02-15 Nick Clifton <nickc@redhat.com>
4215 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4218 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4220 * intl.c (fake_ngettext): New function.
4221 * intl.h (fake_ngettext): Declare.
4222 (ngettext): Define macro.
4223 * collect2.c (notice_translated): New function.
4224 (main): Use notice_translated and ngettext.
4225 * collect2.h (notice_translated): Declare.
4227 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4229 * reorg.c (delete_computation): Comment fixes.
4230 * caller-save.c (setup_save_areas): Idem.
4231 * sel-sched-dump.c (dump_lv_set): Idem.
4234 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4236 * config/s390/s390.c (s390_sched_init): New function.
4237 (TARGET_SCHED_INIT): Target hook defined.
4239 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4240 Jack Howarth <howarth@bromo.med.uc.edu>
4241 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4244 Partial revert of unintended change in fix for PR41605.
4245 * config/darwin.h: Fix typo.
4246 * config/darwin9.h: Same.
4248 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4250 * c-pch.c (pch_init): Clear v.
4252 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4255 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4256 graphite_can_represent_init for MULT_EXPR.
4258 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4262 * graphite-sese-to-poly.c (remove_phi): New.
4263 (translate_scalar_reduction_to_array): Call remove_phi.
4265 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4268 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4269 * graphite-clast-to-gimple.h (gloog): Update declaration.
4270 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4271 * graphite-poly.h (struct poly_bb): Add missing comments.
4272 (struct scop): Add poly_scop_p field.
4274 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4275 * graphite.c (graphite_transform_loops): Build the polyhedral
4276 representation for each scop before code generation.
4277 * sese.c (rename_variables_in_operand): Removed.
4278 (rename_variables_in_expr): Return the renamed expression.
4279 (rename_sese_parameters): New.
4280 * sese.h (rename_sese_parameters): Declared.
4282 2010-02-11 Richard Guenther <rguenther@suse.de>
4284 PR tree-optimization/42998
4285 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4286 POINTER_PLUS_EXPR properly.
4288 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4289 Changpeng Fang <changpeng.fang@amd.com>
4292 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4293 the cost of an IV candidate when the IV is used in a test against zero.
4295 * gcc.dg/tree-ssa/ivopts-3.c: New.
4297 2010-02-11 Richard Guenther <rguenther@suse.de>
4300 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4301 pointer-vs-decl case by swapping refs. Handle some cases
4302 of pointer-vs-decl disambiguations more conservatively.
4303 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4304 to false after expanding.
4306 2010-02-11 Richard Guenther <rguenther@suse.de>
4309 * gcc.c (process_command): Handle LTO file@offset case more
4312 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4314 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4315 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4317 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4319 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4320 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4321 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4322 Optimize eq/ne comparisons when both arguments are known to be
4324 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4325 Don't mask operands unnecessarily if they are known to be already
4328 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4330 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4333 2010-02-10 Richard Guenther <rguenther@suse.de>
4335 PR tree-optimization/43017
4336 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4337 for wrapping signed arithmetic.
4339 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4342 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4343 if no debug info should be emitted for it.
4345 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4347 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4348 note when flag_exceptions is set.
4350 2010-02-10 Duncan Sands <baldrick@free.fr>
4352 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4354 2010-02-10 Richard Guenther <rguenther@suse.de>
4357 * tree.c (get_unwidened): Handle constants.
4358 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4360 2010-02-10 Martin Jambor <mjambor@suse.cz>
4363 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4364 check for variable argument counts independently.
4366 2010-02-10 Christian Bruel <christian.bruel@st.com>
4369 * config/sh/sh.c (find_barrier): Increase length for non delayed
4370 conditional branches.
4372 2010-02-10 Christian Bruel <christian.bruel@st.com>
4374 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4376 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4378 * builtins.c (set_builtin_user_assembler_name): Also handle
4379 ffs if int is smaller than word.
4381 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4384 * ira-conflicts.c (get_dup): Remove.
4385 (process_reg_shuffles): Add new parameter. Use it as an
4386 additional guard for copy generation.
4387 (add_insn_allocno_copies): Rewrite.
4389 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4391 * common.opt (fsched2-use-traces): Preserved for backward
4393 * doc/invoke.texi: Remove the documentation about option
4394 -fsched2-use-traces.
4395 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4396 flag_sched2_use_traces.
4397 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4398 the backward compatibility flag section.
4400 2010-02-09 Richard Guenther <rguenther@suse.de>
4402 PR tree-optimization/43008
4403 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4404 make HEAP variables initialized from global memory if they
4405 are not known builtin functions.
4406 (find_func_aliases): Adjust.
4408 2010-02-09 Richard Guenther <rguenther@suse.de>
4410 PR tree-optimization/43000
4411 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4412 arithmetic manually.
4414 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4416 PR tree-optimization/42931
4417 * tree-loop-linear.c (try_interchange_loops): Don't call
4418 double_int_mul if estimated_loop_iterations failed.
4420 2010-02-08 Martin Jambor <mjambor@suse.cz>
4423 * tree-sra.c (build_accesses_from_assign): Do not mark in
4424 should_scalarize_away_bitmap if stmt has volatile ops.
4425 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4428 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4430 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4432 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4434 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4437 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4440 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4442 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4445 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4446 to unknown_dependence.
4447 (graphite_legal_transform_dr): Handle the unknown_dependence.
4448 (graphite_carried_dependence_level_k): Same.
4450 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4452 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4454 2010-02-07 Richard Guenther <rguenther@suse.de>
4457 * expr.c (get_inner_reference): Always initialize *pbitsize.
4459 2010-02-07 Richard Guenther <rguenther@suse.de>
4462 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4463 new ARRAY_REFs on variable size element or minimal index arrays.
4465 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4466 gimple_fold_indirect_ref.
4468 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4471 * arm.c (arm_override_options): Just return if the user has specified
4472 an invalid fpu name.
4474 2010-02-03 Jason Merrill <jason@redhat.com>
4477 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4478 i386_pe_maybe_record_exported_symbol.
4480 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4483 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4484 (pa_delegitimize_address): New function.
4486 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4488 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4489 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4491 2010-02-05 Richard Guenther <rguenther@suse.de>
4494 * lto-streamer-in.c (get_resolution): Deal with references
4495 to undefined functions.
4497 2010-02-05 Richard Guenther <rguenther@suse.de>
4499 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4500 (fold_const_aggregate_ref): Likewise.
4501 (ccp_fold_stmt): Substitute loads.
4502 (maybe_fold_reference): Verify types before substituting.
4504 (fold_gimple_assign): Unshare properly.
4505 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4507 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4509 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4510 for rs6000_gen_cell_microcode.
4512 2010-02-04 Richard Guenther <rguenther@suse.de>
4514 PR rtl-optimization/42952
4515 * dse.c (const_or_frame_p): Remove MEM handling.
4517 2010-02-04 Nick Clifton <nickc@redhat.com>
4519 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4520 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4521 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4522 (mn10300_asm_output_mi_thunk): New function.
4523 (mn10300_can_output_mu_thunk): New function.
4524 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4525 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4526 (FUNCTION_ARG): Delete incorrect comment.
4528 2010-02-03 Jason Merrill <jason@redhat.com>
4531 * fold-const.c (operand_equal_p): Handle erroneous types.
4533 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4535 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4537 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4539 PR rtl-optimization/42941
4540 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4543 2010-02-03 Jason Merrill <jason@redhat.com>
4546 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4548 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4551 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4552 (cselib_reset_table): Renamed from...
4553 (cselib_reset_table_with_next_value): ... this.
4554 (cselib_get_next_uid): Renamed from...
4555 (cselib_get_next_unknown_value): ... this.
4556 * cselib.c (next_uid): Renamed from...
4557 (next_unknown_value): ... this.
4558 (cselib_clear_table): Adjust.
4559 (cselib_reset_table): Adjust. Renamed from...
4560 (cselib_reset_table_with_next_value): ... this.
4561 (cselib_get_next_uid): Adjust. Renamed from...
4562 (cselib_get_next_unknown_value): ... this.
4563 (get_value_hash): Use hash.
4564 (cselib_hash_rtx): Likewise.
4565 (new_cselib_val): Adjust. Set and dump uid.
4566 (cselib_lookup_mem): Pass next_uid as hash.
4567 (cselib_subst_to_values): Likewise.
4568 (cselib_log_lookup): Dump uid.
4569 (cselib_lookup): Pass next_uid as hash. Adjust.
4570 (cselib_process_insn): Adjust.
4571 (cselib_init): Initialize next_uid.
4572 (cselib_finish): Adjust.
4573 (dump_cselib_table): Likewise.
4574 * dse.c (canon_address): Dump value uid.
4575 * print-rtl.c (print_rtx): Print value uid.
4576 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4578 (dv_uid): New function, sort of renamed from...
4579 (dv_htab_hash): ... this, reimplemented in terms of it and...
4580 (dv_uid2hash): ... this. New.
4581 (variable_htab_eq): Drop excess assertions.
4582 (tie_break_pointers): Removed.
4583 (canon_value_cmp): Compare uids.
4584 (variable_post_merge_New_vals): Print uids.
4585 (vt_add_function_parameters): Adjust.
4586 (vt_initialize): Reset table. Adjust.
4588 2010-02-03 Richard Guenther <rguenther@suse.de>
4590 PR tree-optimization/42944
4591 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4592 (call_may_clobber_ref_p_1): Likewise. Properly handle
4593 malloc and calloc clobbering errno.
4595 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4597 * doc/invoke.texi: Fix name of sched1 dump.
4599 * opts.c (decode_options): Set flag_tree_switch_conversion
4600 only conditionally on optimize >= 2.
4602 * gcse.c: Assorted comment fixes in pass description.
4604 2010-02-03 Anthony Green <green@moxielogic.com>
4606 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4607 nop padding in order to maintain alignment of storage location of
4608 target function address.
4609 (moxie_trampoline_init): Store target function address at newly
4611 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4613 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4615 2010-02-03 Richard Guenther <rguenther@suse.de>
4618 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4620 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4622 * config.gcc: Reenable check for obsolete targets.
4623 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4624 mips-sgi-irix6.[0-4]*.
4626 2010-02-02 Nick Clifton <nickc@redhat.com>
4628 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4629 constant size of 4 as being the same as 0.
4630 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4631 can take values in the range 0..4.
4633 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4636 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4637 as _darwin10_Unwind_FindEnclosingFunction().
4638 * libgcc-libsystem.ver: New.
4640 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4643 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4644 implicitly set registers.
4646 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4648 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4649 (arm_override_options): Allow automatic selection of the thread
4650 pointer register if thumb2.
4651 (legitimize_pic_address): Improve code sequences for Thumb2.
4652 (arm_call_tls_get_addr): Likewise.
4653 (legitimize_tls_address): Likewise.
4654 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4655 (pic_load_addr_32bit): ... this. New named pattern.
4656 * thumb2.md (pic_load_addr_thumb2): Delete.
4657 (pic_load_dot_plus_four): Delete.
4658 (tls_load_dot_plus_four): New named pattern.
4660 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4663 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4664 Document fix for TLS bug.
4666 2010-01-31 Richard Guenther <rguenther@suse.de>
4668 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4669 conservatively correct.
4671 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4675 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4677 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4679 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4681 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4683 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4685 * config.gcc: Adjust order of makefile fragments for mingw targets.
4687 2010-01-31 Richard Guenther <rguenther@suse.de>
4690 * gimplify.c (gimplify_init_constructor): For volatile LHS
4691 initialize a temporary.
4693 2010-01-31 Matthias Klose <doko@ubuntu.com>
4695 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4697 * configure: Regenerate.
4699 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4701 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4702 the same alias set and their sizes different constantness.
4703 (aliasing_component_refs_p): Revert 2009-10-24 change.
4705 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4707 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4710 2010-01-29 Richard Guenther <rguenther@suse.de>
4712 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4713 Assert we successfully updated the call.
4715 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4717 PR rtl-optimization/42889
4718 * df.h (df_set_bb_dirty_nonlr): New prototype.
4719 * df-core.c (df_set_bb_dirty_nonlr): New function.
4720 * df-scan.c (df_insn_rescan): Call it instead of
4721 df_set_bb_dirty for DEBUG_INSNs.
4723 2010-01-29 Richard Guenther <rguenther@suse.de>
4726 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4727 quadratic behavior in most cases.
4729 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4732 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4733 in the call to gen_x86_movsicc_0_m1.
4735 2010-01-28 Richard Guenther <rguenther@suse.de>
4737 PR tree-optimization/42871
4738 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4740 2010-01-28 Richard Guenther <rguenther@suse.de>
4742 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4743 into call arguments.
4745 2010-01-28 Richard Guenther <rguenther@suse.de>
4748 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4749 the forwarder if the destination is an EH landing pad.
4751 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4753 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4754 block list passed to gimple_duplicate_sese_tail.
4755 (parallelize_loops): Avoid parallelization when the function
4757 Avoid parallelization when the preheader is IRREDUCIBLE.
4758 Try to optimize when estimated_loop_iterations_int is unresolved.
4759 Add the loop's location to the dump file.
4760 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4761 (gimple_duplicate_sese_tail): Remove the check for the latch.
4762 Redirect nexits to the exit block.
4763 Remove handling of the incoming edges to the latch.
4764 Redirect the backedge from the copied latch to the exit bb.
4766 2010-01-28 Michael Matz <matz@suse.de>
4769 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4770 Wrap force_reg into a sequence, emit it before user.
4772 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4774 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4776 (arm_legacy_rev): Likewise.
4777 (thumb_legacy_rev): Likewise.
4779 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4781 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4782 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4783 on MEM's address failed, try avoid_constant_pool_reference and
4784 recurse if it returned something different.
4785 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4786 address, try avoid_constant_pool_reference and recurse if it
4787 returned something different.
4788 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4789 address and avoid_constant_pool_reference returned something
4790 different, don't set have_address.
4792 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4795 * var-tracking.c (val_store): Add modified argument, obey it.
4797 (count_uses): Move down logging of main.
4798 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4799 don't need resolution.
4800 (emit_notes_in_bb): Likewise.
4802 2010-01-27 Richard Guenther <rguenther@suse.de>
4805 * tree-inline.c (remap_decl): Delay remapping of SSA name
4806 default definitions until we need them.
4808 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4810 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4811 (rs6000_delegitimize_address): New function.
4813 * config/s390/s390.c (s390_delegitimize_address): Call
4814 delegitimize_mem_from_attrs.
4817 * tree-inline.c (cannot_copy_type_1): Removed.
4818 (copy_forbidden): Don't forbid copying of functions containing
4819 records/unions with variable length fields.
4821 2010-01-27 Christian Bruel <christian.bruel@st.com>
4825 * config/sh/sh.c (find_barrier): Increase length for non delayed
4826 conditional branches.
4828 2010-01-27 Matthias Klose <doko@ubuntu.com>
4830 * configure.ac (gnu-unique-object): Fix ldd version check.
4831 * configure: Regenerate.
4833 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4835 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4837 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4838 Test for HAVE_GNU_AS value.
4840 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4842 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4843 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4844 INT64_TYPE): Define.
4845 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4846 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4847 INT_LEAST64_TYPE): Define.
4848 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4849 UINT_LEAST64_TYPE): Define.
4850 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4851 INT_FAST64_TYPE): Define.
4852 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4853 UINT_FAST64_TYPE): Define.
4854 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4855 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4856 (SIG_ATOMIC_TYPE): Define.
4858 2010-01-26 Richard Guenther <rguenther@suse.de>
4860 * df-scan.c (df_scan_set_bb_info): Remove assert.
4861 (df_insn_rescan_debug_internal): Merge asserts.
4862 (df_install_ref): Likewise.
4863 (df_mark_reg): Use bitmap_set_range.
4864 (df_hard_reg_used_p): Remove assert.
4865 (df_hard_reg_used_count): Likewise.
4867 2010-01-26 Richard Guenther <rguenther@suse.de>
4869 PR rtl-optimization/42685
4870 * web.c (web_main): Ignore DEBUG_INSNs.
4872 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4874 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4876 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4877 Fix types of fndecl and arglist parameters.
4879 2010-01-26 Richard Guenther <rguenther@suse.de>
4882 * tree-eh.c (unsplit_eh): Skip debug insns.
4884 2010-01-26 Richard Guenther <rguenther@suse.de>
4886 PR tree-optimization/42250
4887 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4889 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4892 * omp-low.c (expand_omp_sections): Only use single_pred if
4893 l2_bb is single_pred_p.
4895 2010-01-25 Christian Bruel <christian.bruel@st.com>
4898 * config/sh/sh.c (find_barrier): Increase length for non delayed
4899 conditional branches.
4900 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4902 2010-01-24 David S. Miller <davem@davemloft.net>
4904 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4905 define if not using GAS.
4906 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4907 Likewise. Delete SECTION_MERGE code, which is only applicable
4910 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4913 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4914 mangling of va_list in system headers.
4916 2010-01-23 Toon Moene <toon@moene.org>
4918 * tree-predcom.c (combine_chains): Return NULL, not false.
4920 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4922 * tree-loop-distribution.c (distribute_loop): Fix declaration and
4923 initialization of variable res to agree with return type.
4925 2010-01-22 Steve Ellcey <sje@cup.hp.com>
4927 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
4928 * tree-sra.c: Add include of expr.h.
4930 2010-01-22 Jakub Jelinek <jakub@redhat.com>
4932 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
4933 insert the debug stmt on the single non-EH edge from the stmt.
4935 2010-01-22 Richard Henderson <rth@redhat.com>
4938 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
4939 the RHS until after generate_subtree_copies has insertted its
4940 code before the current statement.
4942 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
4944 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
4946 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
4948 2010-01-21 Martin Jambor <mjambor@suse.cz>
4950 PR tree-optimization/42585
4951 * tree-sra.c (struct access): New field grp_total_scalarization.
4952 (dump_access): Dump the new field.
4953 (should_scalarize_away_bitmap): New variable.
4954 (cannot_scalarize_away_bitmap): Likewise.
4955 (sra_initialize): Allocate new bitmaps.
4956 (sra_deinitialize): Free new bitmaps.
4957 (create_access_1): New function.
4958 (create_access): Parts moved to create_access_1.
4959 (type_consists_of_records_p): New function.
4960 (completely_scalarize_record): Likewise.
4961 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
4962 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
4963 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
4965 (analyze_all_variable_accesses): Completely scalarize small eligible
4968 2010-01-21 Martin Jambor <mjambor@suse.cz>
4970 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
4972 2010-01-21 Andrew Haley <aph@redhat.com>
4974 * gcc.c (process_command): Move lang_specific_driver before
4975 setting cc_libexec_prefix.
4977 2010-01-21 Richard Guenther <rguenther@suse.de>
4980 * fold-const.c (negate_expr_p): Pretend only negative
4981 real constants are easily negatable.
4983 2010-01-20 Janis Johnson <janis187@us.ibm.com>
4984 Jason Merrill <jason@redhat.com>
4986 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
4987 (TYPE_TRANSPARENT_AGGR): this, for union and record.
4988 * calls.c (initialize argument_information): Handle it.
4989 * c-common.c (handle_transparent_union_attribute): Use new name.
4990 * c-decl.c (finish_struct): Ditto.
4991 * c-typeck.c (type_lists_compatible_p): Ditto.
4992 (convert_for_assignment): Use new name and also handle record.
4993 * function.c (aggregate_value_p): Handle it.
4994 (pass_by_reference): Ditto.
4995 (assign_parm_data_types): Ditto.
4996 * print-tree.c (print_node): Ditto.
4997 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
4998 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
4999 * tree.c (first_field): New fn.
5001 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5004 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5005 even when linking statically, for now.
5007 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5010 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5011 without a cselib val.
5012 (count_uses): Accept MO_VAL_SET with no val on stores.
5013 (add_stores): Likewise.
5015 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5017 * var-tracking.c (check_value_val): Add a compile time assertion.
5018 (dv_is_decl_p): Simplify.
5019 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5020 gcc_assert if ENABLE_CHECKING.
5022 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5025 * var-tracking.c: Include tree-flow.h.
5026 (mem_dies_at_call): New.
5027 (dataflow_set_preserve_mem_locs): Use it.
5028 (dataflow_set_remove_mem_locs): Likewise.
5029 (dump_var): Renamed from dump_variable. Adjust all callers.
5030 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5031 * Makefile.in (var-tracking.o): Adjust deps.
5033 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5035 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5037 2010-01-20 Richard Guenther <rguenther@suse.de>
5039 PR tree-optimization/42717
5040 * tree-ssa-dce.c (get_live_post_dom): Remove.
5041 (forward_edge_to_pdom): Take an arbitrary edge to copy
5042 degenerate PHI args from.
5043 (remove_dead_stmt): Use the first post-dominator even if it
5044 does not contain live statements as redirection destination.
5046 2010-01-20 Richard Guenther <rguenther@suse.de>
5048 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5050 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5052 * sel-sched.c (create_speculation_check): Remove set but not used
5054 (try_transformation_cache): Remove set but not used variable ds.
5055 (calculate_privileged_insns): Remove set but not used variables
5056 cur_insn and min_spec_insn.
5057 (find_best_expr): Remove set but not used variable avail_n.
5058 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5060 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5062 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5063 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5066 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5069 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5070 cpu types. Add support for *-sse3 cpu types.
5071 (x86_64-*-*): Ditto.
5073 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5076 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5077 argument, call initializer_constant_valid_p_1 instead of
5078 initializer_constant_valid_p, pass CACHE to it, return NULL
5079 immediately if first call returns NULL.
5080 (initializer_constant_valid_p_1): New function.
5081 (initializer_constant_valid_p): Use it.
5083 2010-01-20 Thomas Quinot <quinot@adacore.com>
5085 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5087 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5089 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5090 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5091 (loc_list_from_tree): Don't handle unsigned division. Handle
5092 signed modulo using DW_OP_{over,over,div,mul,minus}.
5093 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5094 modulo instead of signed.
5096 2010-01-20 DJ Delorie <dj@redhat.com>
5098 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5100 (h8300_emit_stack_adjustment): Propogate it.
5102 (h8300_expand_prologue): Likewise.
5103 (h8300_expand_epilogue): Likewise.
5105 2010-01-19 Michael Matz <matz@suse.de>
5107 PR tree-optimization/41783
5108 * tree-data-ref.c (toplevel): Include flags.h.
5109 (dump_data_dependence_relation): Also dump the inputs if the
5110 result will be unknown.
5111 (split_constant_offset_1): Look through some conversions.
5112 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5113 the offset from last element is too large.
5114 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5115 (reassociate_to_the_same_stmt): Handle vector registers.
5116 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5118 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5119 wide_prolog_niters argument, emit widening instructions.
5120 (vect_do_peeling_for_alignment): Adjust caller, use widened
5121 variant of the iteration cound.
5122 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5124 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5127 * config/arm/neon-testgen.m (emit_automatics): New parameter
5128 features. Adjust for Fixed_return_reg feature.
5129 (test_intrinsic): Call emit_automatics with new feature.
5130 * config/arm/neon.ml: Update copyright years.
5131 (features): New Fixed_return_reg feature.
5132 (ops): Update feature for Vget_low.
5134 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5136 PR tree-optimization/42719
5137 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5141 * fwprop.c (all_uses_available_at): Return false if def_set dest
5142 is a REG that is used in def_insn.
5144 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5146 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5148 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5151 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5153 * target.h (struct gcc_target) <secondary_reload>: Change type
5154 of last argument to secondary_reload_info *.
5156 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5159 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5160 memory references with unaligned offsets. Remove CQImode handling.
5161 (unaligned_memory_operand): Return 1 for memory references with
5162 unaligned offsets. Remove CQImode handling.
5164 2010-01-18 Richard Guenther <rguenther@suse.de>
5167 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5170 2010-01-18 Richard Guenther <rguenther@suse.de>
5172 PR tree-optimization/42781
5173 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5174 restrict processing only if the original variable was artificial.
5176 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5178 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5179 find number of popped argument bytes.
5181 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5182 Fix the text that describes the return value for invalid insns.
5184 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5186 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5187 Clarify what 'cost of the -dependence' is. Fix quoting.
5189 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5190 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5192 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5194 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5195 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5197 2010-01-17 Richard Guenther <rguenther@suse.de>
5200 * function.c (split_complex_args): Take a VEC to modify.
5201 (assign_parms_augmented_arg_list): Build a VEC instead of
5202 a chain of PARM_DECLs.
5203 (assign_parms_unsplit_complex): Take a VEC of arguments.
5204 Do not fixup unmodified parms.
5205 (assign_parms): Deal with the VEC.
5206 (gimplify_parameters): Likewise.
5208 2010-01-17 Richard Guenther <rguenther@suse.de>
5210 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5211 node existence check.
5212 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5213 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5214 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5215 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5216 (gimple_execute_on_growing_pred): Likewise.
5218 2010-01-17 Richard Guenther <rguenther@suse.de>
5220 PR tree-optimization/42773
5221 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5222 (compute_antic_aux): Likewise.
5223 (compute_partial_antic_aux): Likewise.
5225 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5228 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5231 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5233 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5236 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5237 Fix markup for strict argument.
5239 (TARGET_SCHED_REORDER2): Fix argument types.
5241 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5242 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5244 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5245 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5247 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5250 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5251 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5252 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5253 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5254 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5256 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5258 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5260 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5261 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5263 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5265 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5268 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5270 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5271 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5273 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5275 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5277 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5278 referring to it. Fix language.
5280 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5282 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5284 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5286 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5288 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5289 '@var{stream}. Remove stray 'and'.
5291 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5293 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5295 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5297 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5298 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5300 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5301 Fix description of return value.
5302 Rename argument "sz" to "len."
5304 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5305 Clarify meaning of 'true' return value.
5307 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5309 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5310 rep_mode versus mode_rep.
5312 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5314 (TARGET_BUILTIN_DECL): Fix name.
5316 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5318 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5320 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5322 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5324 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5326 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5329 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5330 Rename argument tm_fn to md_fn.
5332 (TARGET_OPTION_PRINT): Fix argument list.
5334 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5337 * config/i386/i386.c (ix86_fixup_binary_operands):
5338 Revert FMA4 fixup of operands.
5340 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5343 * Makefile.in (write_entries_to_file, install-plugin):
5344 Use \012 instead of \n with tr.
5346 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5348 * configure.ac (HAVE_AS_REF): New C macro.
5349 * configure: Regenerate.
5350 * config.in: Likewise.
5351 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5353 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5356 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5358 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5360 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5362 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5364 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5366 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5368 (TARGET_BINDS_LOCAL_P): Fix argument type.
5370 (TARGET_ASM_FILE_END): Use prototype.
5372 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5374 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5376 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5378 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5380 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5381 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5383 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5384 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5386 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5387 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5388 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5389 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5391 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5393 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5395 (TARGET_INIT_BUILTINS): Use prototype.
5397 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5398 Put 'const char *' in braces. Fix parameter types.
5399 (TARGET_INVALID_CONVERSION): Fix parameter types.
5400 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5401 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5403 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5406 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5408 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5410 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5412 * doc/tm.texi (TARGET_HELP): Fix return type.
5414 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5415 in braces. Fix argument types.
5417 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5419 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5421 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5423 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5424 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5426 (TARGET_MANGLE_TYPE): Fix argument types.
5428 (TARGET_IRA_COVER_CLASSES): Use prototype.
5430 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5432 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5434 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5436 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5438 (TARGET_CALLEE_COPIES): Fix argument types.
5440 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5442 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5444 (TARGET_FUNCTION_VALUE): Fix argument types.
5446 (TARGET_RETURN_IN_MSB): Fix argument type.
5448 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5450 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5452 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5454 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5455 agree with return type.
5457 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5459 2010-01-15 Jing Yu <jingyu@google.com>
5461 PR rtl-optimization/42691
5462 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5463 a pseudo to a constant and are merged, and adjust comments.
5465 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5467 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5469 2010-01-15 Richard Guenther <rguenther@suse.de>
5472 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5473 labels of computed or non-local gotos to the destination.
5474 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5475 landing pad label is the first label.
5477 2010-01-15 Richard Guenther <rguenther@suse.de>
5479 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5481 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5484 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5485 to allow generation of the xssqrtdp instruction on power7.
5486 (sqrtdf2_fpr): Ditto.
5488 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5491 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5492 functions with noreturn attribute.
5495 * varasm.c (declare_weak): Add weak attribute to decl if it
5496 doesn't have one already.
5497 (assemble_external): Only add decls to weak_decls if they also
5498 have weak attribute.
5500 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5502 * var-tracking.c (var_reg_delete): Don't delete the association
5503 between REGs and values or one-part variables if the register
5506 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5509 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5510 because its first operand is a non-localized variable.
5512 2010-01-14 Martin Jambor <mjambor@suse.cz>
5514 PR tree-optimization/42706
5515 * tree-sra.c (encountered_recursive_call): New variable.
5516 (encountered_unchangable_recursive_call): Likewise.
5517 (sra_initialize): Initialize both new variables.
5518 (callsite_has_enough_arguments_p): New function.
5519 (scan_function): Call decl and flags check only for IPA-SRA, check
5520 whether there is a recursive call and whether it has enough arguments.
5521 (all_callers_have_enough_arguments_p): New function.
5522 (convert_callers): Look for recursive calls only when
5523 encountered_recursive_call is set.
5524 (ipa_early_sra): Bail out either if
5525 !all_callers_have_enough_arguments_p or
5526 encountered_unchangable_recursive_call.
5528 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5530 * sel-sched.c: Add 2010 to copyright years.
5531 * sel-sched-ir.c: Likewise.
5532 * sel-sched-ir.h: Likewise.
5534 2010-01-14 Martin Jambor <mjambor@suse.cz>
5536 PR tree-optimization/42714
5537 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5538 constructors specially.
5540 2010-01-14 Andi Kleen <ak@linux.intel.com>
5542 * config/i386/drivers-i386.c (detect_caches_intel):
5543 Add l2sizekb parameter and fill in.
5544 (host_detect_local_cpu): Add l2sizekb, fill in.
5545 Add Atom small cache heuristic.
5547 2010-01-14 Andi Kleen <ak@linux.intel.com>
5549 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5550 Add level3 parameter and fill in.
5551 (detect_caches_intel): Handle level3 cache.
5553 2010-01-14 Andi Kleen <ak@linux.intel.com>
5555 * config/i386/drivers-i386.c (host_detect_local_cpu):
5556 Fix core duo detection.
5558 2010-01-14 Andi Kleen <ak@linux.intel.com>
5560 * config/i386/drivers-i386.c (host_detect_local_cpu):
5563 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5565 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5566 (rs6000_variable_issue_1): this. Use...
5567 (rs6000_variable_issue): here. Reimplement. Print debug info.
5569 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5571 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5572 sel_restore_notes. Update all callers. Call reemit_notes
5575 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5577 PR rtl-optimization/42246
5578 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5581 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5583 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5584 all successors is the same as number of successors in current region.
5586 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5588 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5589 to rename is not separable. Otherwise check that its LHS is not NULL.
5591 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5593 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5595 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5597 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5598 available registers when failed to discover LHS register class.
5599 Fix indentation. Update comment.
5601 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5602 Alexander Monakov <amonakov@ispras.ru>
5604 PR rtl-optimization/42389
5605 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5607 (advance_state_on_fence): Likewise.
5608 (sel_target_adjust_priority): Print debug output only when
5609 sched_verbose >= 4, not 2.
5610 (get_expr_cost): Do not issue all unique insns on the next cycle.
5611 (fill_insns): Initialize can_issue_more from the value saved
5613 * sel-sched-ir.c (flist_add): New parameter issue_more.
5614 Init FENCE_ISSUE_MORE with it.
5615 (merge_fences): Likewise.
5616 (init_fences): Update call to flist_add.
5617 (add_to_fences, add_clean_fence_to_fences)
5618 (add_dirty_fence_to_fences): Likewise.
5619 (move_fence_to_fences): Update call to merge_fences.
5620 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5622 * sel-sched-ir.h (struct _fence): New field issue_more.
5623 (FENCE_ISSUE_MORE): New accessor macro.
5625 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5627 PR rtl-optimization/42388
5628 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5629 that have no predecessors nor successors. Do not call move_bb_info
5630 for empty blocks outside of current region.
5632 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5634 PR rtl-optimization/42294
5635 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5636 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5637 originators' originators.
5639 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5641 PR rtl-optimization/39453
5642 PR rtl-optimization/42246
5643 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5645 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5647 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5648 Alexander Monakov <amonakov@ispras.ru>
5651 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5652 (maybe_tidy_empty_bb): ... here. Make static. Add new
5653 argument. Update all callers.
5654 (tidy_control_flow): ... and here. Recompute topological order
5655 of basic blocks in region if necessary.
5656 (sel_redirect_edge_and_branch): Change return type. Return true
5657 if topological order might have been invalidated.
5658 (purge_empty_blocks): Export and move from...
5659 * sel-sched.c (purge_empty_blocks): ... here.
5660 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5661 (maybe_tidy_empty_bb): Delete prototype.
5662 (purge_empty_blocks): Declare.
5664 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5666 PR rtl-optimization/42249
5667 * sel-sched.c (try_replace_dest_reg): When chosen register
5668 and original register is the same, do not bail out early, but
5669 still check all original insns for validity of replacing destination
5670 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5673 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5676 Port from no-undefined-overflow branch:
5677 2009-03-09 Richard Guenther <rguenther@suse.de>
5679 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5681 2010-01-14 Richard Guenther <rguenther@suse.de>
5684 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5686 2010-01-14 Ira Rosen <irar@il.ibm.com>
5688 PR tree-optimization/42709
5689 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5690 as scalar type in creation of constant vector operand.
5692 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5695 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5696 (check-parallel-%): Match `testsuite' directory component only
5699 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5701 PR translation/39521
5702 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5705 2010-01-13 Richard Guenther <rguenther@suse.de>
5707 PR tree-optimization/42730
5708 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5711 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5714 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5715 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5718 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5720 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5721 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5722 ___umulsi3_highpart.
5724 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5725 rather than schedule_insns if the pass is enabled.
5727 2010-01-13 Martin Jambor <mjambor@suse.cz>
5729 PR tree-optimization/42704
5730 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5733 2010-01-13 Martin Jambor <mjambor@suse.cz>
5735 PR tree-optimization/42703
5736 * tree-sra.c (analyze_access_subtree): Check that we can build a
5737 reference to the original data within the aggregate.
5739 2010-01-13 Richard Guenther <rguenther@suse.de>
5741 PR tree-optimization/42705
5742 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5744 2010-01-13 Richard Guenther <rguenther@suse.de>
5747 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5749 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5752 * var-tracking.c (values_to_unmark): New variable.
5753 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5754 values_to_unmark vector. Moved body to...
5755 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5756 instead queue it into values_to_unmark vector.
5757 (vt_find_locations): Free values_to_unmark vector.
5759 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5761 * config/s390/s390.c (override_options): Set
5762 default of max-pending-list-length to 256
5764 2010-01-13 Richard Guenther <rguenther@suse.de>
5767 * tree-pass.h (PROP_gimple_lcx): New.
5768 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5769 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5770 before the final cleanup_eh.
5771 (dump_properties): Dump PROP_gimple_lcx.
5772 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5773 (tree_lower_complex_O0): Remove.
5774 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5775 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5776 tree_lower_complex, schedule TODO_update_ssa.
5777 * lto-streamer-out.c (output_function): Stream the functions
5779 * lto-streamer-in.c (input_function): Likewise.
5780 (lto_read_body): Do not override them here.
5782 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5785 * c-typeck.c (build_c_cast): Fold value cast to union type before
5786 wrapping it in a CONSTRUCTOR.
5788 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5790 PR rtl-optimization/42699
5791 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5794 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5796 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5797 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5798 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5799 SUBTARGET_WARN_UNUSED_SPEC): ... here
5800 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5802 2010-01-12 Julian Brown <julian@codesourcery.com>
5804 * config/arm/neon-schedgen.ml (Utils): Don't try to
5805 open missing module.
5806 (find_with_result): New.
5808 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5811 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5812 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5814 PR tree-optimization/42645
5815 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5816 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5817 decl_map, set processing_debug_stmt to -1 and return name without
5820 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5822 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5823 binutils version, and reword target configuration description.
5825 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5827 * config/avr/avr.h (LINKER_NAME): Remove.
5829 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5832 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5833 that support VSX, warn for -mno-altivec if vsx is not disabled,
5836 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5837 Shujing Zhao <pearly.zhao@oracle.com>
5839 PR translation/42469
5840 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5841 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5842 character between option name and help text.
5843 * c.opt (imultilib): Likewise.
5845 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5847 * lto-streamer-out.c (output_unreferenced_globals): Output static
5850 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5852 PR rtl-optimization/42621
5853 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5854 optimizing for size.
5855 (duplicate_computed_gotos): Remove now-redundant check.
5857 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5860 * configure.ac: Save and restore LDFLAGS and LIBS
5861 * configure: Regenerate.
5863 2010-01-10 Richard Guenther <rguenther@suse.de>
5866 * builtins.c (fold_builtin_strlen): Add type argument and
5867 convert the resulting length to it.
5868 (fold_builtin_1): Adjust.
5870 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5872 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5873 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5875 (num_insns_constant_wide): Adjust for that change.
5877 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5880 * web.c (union_defs): Add used argument, to combine uses of
5882 (entry_register): Adjust type and tests of used argument.
5883 (web_main): Widen used for new use. Pass it to union_defs.
5884 * df.h (union_defs): Adjust prototype.
5886 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5889 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5890 uses in new incoming argument. Free body.
5891 (reset_debug_uses_in_loop): New.
5892 (analyze_insn_to_expand_var): Call the latter if the former found
5893 anything. Fix whitespace. Reject invalid dest overlaps before
5894 going through all insns in the loop.
5896 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5899 * haifa-sched.c (dying_use_p): Debug insns don't count.
5901 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5904 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5905 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5906 (verify_gimple_call): Reject LHS in noreturn calls.
5908 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5912 * tree-vect-loop-manip.c (adjust_info): New type.
5913 (adjust_vec): New pointer to vector.
5914 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5915 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5916 (slpeel_update_phis_for_duplicate_loop): Use them.
5917 (slpeel_update_phi_nodes_for_guard1): Likewise.
5918 (slpeel_update_phi_nodes_for_guard2): Likewise.
5919 (slpeel_tree_peel_loop_to_edge): Likewise.
5920 (vect_update_ivs_after_vectorizer): Likewise.
5922 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5924 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
5925 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
5927 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5929 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
5930 bogus uninitialized warning.
5932 2010-01-09 Richard Guenther <rguenther@suse.de>
5935 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
5936 the evolution is compatible with the initial condition.
5938 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5940 * gcc.c (process_command): Update copyright notice dates.
5941 * gcov.c (print_version): Likewise.
5942 * gcov-dump.c (print_version): Likewise.
5943 * mips-tfile.c (main): Likewise.
5944 * mips-tdump.c (main): Likewise.
5946 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5949 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
5951 (rotlhi3_8): Delete.
5953 (rotlsi3_8): Delete.
5954 (rotlsi3_16): Delete.
5955 (rotlsi3_24): Delete.
5957 (*rotw<mode>3): New.
5958 (*rotb<mode>3): New.
5959 * config/avr/avr.c (avr_rotate_bytes): New function.
5960 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
5962 2010-01-08 Steve Ellcey <sje@cup.hp.com>
5965 * configure.ac: Modify -rdynamic check.
5966 * configure: Regenerate.
5968 2010-01-08 DJ Delorie <dj@redhat.com>
5970 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
5971 register popping order.
5973 2010-01-08 Richard Guenther <rguenther@suse.de>
5976 * c.opt (fsigned-char): Also let LTO handle this option.
5977 (funsigned-char): Likewise.
5979 2010-01-07 Richard Guenther <rguenther@suse.de>
5981 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
5982 (gimple_op): Likewise.
5983 (gimple_op_ptr): Likewise.
5984 (gimple_assign_set_lhs): Remove gcc_assert.
5985 (gimple_assign_set_rhs1): Likewise.
5986 (gimple_assign_set_rhs2): Likewise.
5987 (gimple_call_set_lhs): Likewise.
5988 (gimple_call_set_fn): Likewise.
5989 (gimple_call_set_fndecl): Likewise.
5990 (gimple_call_fndecl): Likewise.
5991 (gimple_call_return_type): Likewise.
5992 (gimple_call_set_chain): Likewise.
5993 (gimple_call_num_args): Likewise.
5994 (gimple_call_set_arg): Likewise.
5995 (gimple_cond_set_code): Likewise.
5996 (gimple_cond_set_lhs): Likewise.
5997 (gimple_cond_set_rhs): Likewise.
5998 (gimple_cond_set_true_label): Likewise.
5999 (gimple_cond_set_false_label): Likewise.
6000 (gimple_label_set_label): Likewise.
6001 (gimple_goto_set_dest): Likewise.
6002 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6003 (gimple_debug_bind_get_value): Likewise.
6004 (gimple_debug_bind_get_value_ptr): Likewise.
6005 (gimple_debug_bind_set_var): Likewise.
6006 (gimple_debug_bind_set_value): Likewise.
6007 (gimple_debug_bind_reset_value): Likewise.
6008 (gimple_debug_bind_has_value_p): Likewise.
6009 (gimple_return_retval_ptr): Remove gcc_assert.
6010 (gimple_return_retval): Likewise.
6011 (gimple_return_set_retval): Likewise.
6012 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6013 (safe_referenced_var_iterator): Remove.
6014 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6015 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6016 (fill_referenced_var_vec): Remove.
6017 (first_readonly_imm_use): Remove redundant gcc_assert.
6018 (phi_arg_index_from_use): Combine gcc_asserts.
6019 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6020 (first_imm_use_stmt): Remove redundant gcc_assert.
6021 * tree-cfg.c (verify_gimple_call): Verify function and chain
6022 operands. Verify arguments.
6023 (verify_types_in_gimple_stmt): Verify condition code and labels.
6025 2010-01-07 Richard Guenther <rguenther@suse.de>
6027 PR tree-optimization/42641
6028 * sese.c (rename_map_elt_info): Use the SSA name version, do
6031 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6033 PR tree-optimization/42625
6034 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6035 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6037 2010-01-07 Duncan Sands <baldrick@free.fr>
6039 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6041 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6044 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6045 note itself is not function_invariant_p.
6047 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6049 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6050 Do not add the DF_NOTE problem.
6051 * store-motion.c (execute_rtl_store_motion): Likewise.
6053 2010-01-07 Martin Jambor <mjambor@suse.cz>
6055 PR tree-optimization/42157
6056 * tree-sra.c (compare_access_positions): Stabilize sort if both
6057 accesses have integer types, return zero immediately if they are the
6060 2010-01-06 Richard Henderson <rth@redhat.com>
6063 * haifa-sched.c (add_to_note_list): Merge into ...
6064 (concat_note_lists): ... here, and ...
6065 (unlink_other_notes, rm_other_notes): Merge into...
6066 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6067 NOTE_INSN_EPILOGUE_BEG.
6069 2010-01-06 Richard Guenther <rguenther@suse.de>
6071 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6072 not inline regular functions into always-inline functions.
6074 2010-01-06 Nick Clifton <nickc@redhat.com>
6076 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6077 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6079 (OVERRIDE_OPTIONS): Delete.
6080 (OPTIMIZATION_OPTIONS): Define.
6081 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6082 * config/rx/rx.c (rx_handle_option): Issue an error message if
6083 -mcpu=rx200 and -fpu are used together.
6084 (rx_set_optimization_options): New function. Issue an error
6085 message if an optimization attribute attempts to reset the FPU/
6086 math optimization pairing.
6087 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6088 * config/rx/rx.opt: Set the default to 32-bit doubles.
6089 * config/rx/t-rx: Add multilibs for -nofpu option.
6090 * doc/invoke.texi: Update documentation of RX options.
6092 2010-01-06 Richard Guenther <rguenther@suse.de>
6094 * tree-ssa-pre.c (name_to_id): New global.
6095 (alloc_expression_id): Simplify SSA name handling.
6096 (lookup_expression_id): Likewise.
6097 (init_pre): Zero name_to_id.
6098 (fini_pre): Free it.
6100 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6102 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6104 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6107 * config/i386/sse.md (smaxv2di3): New.
6108 (umaxv2di3): Likewise.
6109 (sminv2di3): Likewise.
6110 (uminv2di3): Likewise.
6112 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6115 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6116 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6117 (legitimize_tls_address): Likewise.
6118 (sparc_tls_referenced_p): Likewise.
6119 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6120 and adjust calls to legitimize_pic_address.
6121 (legitimate_constant_p) Use sparc_tls_referenced_p.
6122 (legitimate_pic_operand_p): Likewise.
6123 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6124 (sparc_tls_symbol_ref_1): Delete.
6125 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6126 (legitimize_tls_address): Make static, handle CONST patterns.
6127 (legitimize_pic_address): Make static, remove unused parameter and
6128 adjust recursive calls.
6129 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6130 and adjust call to legitimize_pic_address.
6131 (sparc_output_mi_thunk): Likewise.
6133 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6134 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6138 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6139 operands to make them signed.
6142 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6145 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6146 GTU to GT for V4SI and V2DI.
6148 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6149 (umin<mode>3): Removed.
6151 (uminv4si3): Likewise.
6153 2010-01-05 Martin Jambor <mjambor@suse.cz>
6155 PR tree-optimization/42462
6156 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6157 current_function_decl to helper functions and macros.
6159 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6162 * flags.h: Don't include real.h.
6163 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6164 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6165 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6166 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6167 * dominance.c: Update copyright.
6168 * gimple.c (walk_gimple_op): Remove inline.
6169 * tree-ssa-reassoc.c: Include real.h.
6170 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6171 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6173 2010-01-05 Nick Clifton <nickc@redhat.com>
6175 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6176 register to push into the stack frame when the accumulator has to
6177 be saved during interrupts.
6179 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6181 * doc/invoke.texi: Remove the documentation about option
6183 * common.opt (Wunreachable-code): Preserved for backward
6185 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6186 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6187 the backward compatibility flag section.
6189 2010-01-05 Richard Guenther <rguenther@suse.de>
6191 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6193 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6196 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6198 PR tree-optimization/42508
6199 * tree-sra.c (convert_callers): Check for recursive call
6200 by comparing cgraph nodes instead of decls.
6201 (modify_function): Call ipa_modify_formal_parameters also
6202 on all same_body aliases.
6204 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6205 cgraph nodes when checking for same_body aliases.
6207 2010-01-05 Richard Guenther <rguenther@suse.de>
6209 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6210 allocation and lookup.
6211 (get_or_alloc_expr_for_constant): Likewise.
6212 (phi_translate): Sink allocation.
6214 2010-01-04 Richard Guenther <rguenther@suse.de>
6216 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6217 a new entry only if needed.
6218 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6219 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6221 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6223 (phi_translate): Handle CONSTANTs early.
6225 2010-01-04 Martin Jambor <mjambor@suse.cz>
6227 PR tree-optimization/42398
6228 * tree-sra.c (struct access): Removed flag grp_different_types.
6229 (dump_access): Do not dump the removed flag.
6230 (sort_and_splice_var_accesses): Do not set the removed flag.
6231 (sra_modify_expr): Check for type compatibility directly.
6233 2010-01-04 Martin Jambor <mjambor@suse.cz>
6235 PR tree-optimization/42366
6236 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6237 edges with variable number of parameters.
6238 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6239 flag instead of asserting it.
6240 (ipa_read_node_info): Read uses_analysis_done flag.
6242 2010-01-04 Richard Guenther <rguenther@suse.de>
6244 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6245 iterative_hash_* as intended.
6246 (vn_reference_compute_hash): Likewise. Simplify hashing
6248 (vn_reference_lookup_2): Likewise.
6249 (vn_nary_op_compute_hash): Likewise.
6250 (vn_phi_compute_hash): Likewise.
6251 (expressions_equal_p): Remove strange code.
6252 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6253 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6254 (bitmap_insert_into_set_1): Take value-id as parameter.
6255 (add_to_value): Pass it.
6256 (bitmap_insert_into_set): Likewise.
6257 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6259 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6262 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6263 (do_self_spec): For switches with SWITCH_IGNORE set set also
6264 SWITCH_IGNORE_PERMANENTLY.
6265 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6268 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6270 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6271 tree of an unreferenced global var.
6273 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6276 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6277 GTU to GT for V4SI and V2DI.
6279 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6280 (umin<mode>3): Removed.
6282 (uminv4si3): Likewise.
6284 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6287 * collect2.c (main): Turn on trace in collect2 if -v is passed
6290 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6292 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6293 description of expression operand.
6295 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6297 * configure.ac: Add install-html to target_list for Make-hooks.
6298 * configure: Regenerate.
6299 * fortran/Make-lang.in (F95_HTMLFILES): New.
6300 (fortran.html): Use it.
6301 (fortran.install-html): New.
6302 * Makefile.in (install-html): Add lang.install-html.
6303 * java/Make-lang.in (JAVA_HTMLFILES): New.
6304 (java.html): Use it.
6305 (java.install-html): New.
6306 * objc/Make-lang.in (objc.install-html): New.
6307 * objcp/Make-lang.in (obj-c++.install-html): New.
6308 * cp/Make-lang.in (c++.install-html): New.
6309 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6310 * lto/Make-lang.in (lto.install-html): New.
6312 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6315 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6317 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6319 PR rtl-optimization/41862
6320 * store-motion.c (store_killed_in_insn, compute_store_table,
6321 remove_reachable_equiv_notes, replace_store_insn,
6322 build_store_vectors): Ignore all DEBUG_INSNs.
6324 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6327 * common.opt: Add dumpdir.
6329 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6331 (option_map): Add --dumpdir.
6333 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6335 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6337 * opts.c (decode_options): Try dump_dir_name first if
6338 dump_base_name isn't an absolute path.
6339 (common_handle_option): Handle OPT_dumpdir.
6341 * toplev.c (dump_dir_name): New.
6342 (print_switch_values): Also ignore -dumpdir.
6344 * toplev.h (dump_dir_name): New.
6346 2010-01-03 Richard Guenther <rguenther@suse.de>
6348 PR tree-optimization/42589
6349 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6350 double-word expansion of bswap32.
6352 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6354 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6355 with BLOCK_FOR_INSN.
6356 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6357 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6358 noce_process_if_block): Likewise.
6359 * gcse.c (compute_local_properties, insert_expr_in_table,
6360 insert_set_in_table, canon_list_insert, find_avail_set,
6361 pre_insert_copy_insn): Likewise.
6363 * basic-block.h (BLOCK_NUM): Move from here...
6364 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6366 2010-01-03 Richard Guenther <rguenther@suse.de>
6368 PR tree-optimization/42438
6369 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6370 contains_may_not_return_call flag.
6371 (BB_MAY_NOTRETURN): New.
6372 (valid_in_sets): Trapping nary operations are not valid
6373 in blocks that may not return.
6374 (insert_into_preds_of_block): Remove check for trapping expressions.
6375 (compute_avail): Compute also BB_MAY_NOTRETURN.
6377 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6379 * doc/invoke.texi: Add 2010 to copyright years.
6381 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6383 * config/sparc/sparc.c: Fix formatting nits.
6385 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6386 Alexander Monakov <amonakov@ispras.ru>
6388 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6390 2010-01-02 Richard Guenther <rguenther@suse.de>
6393 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6394 (simplify_switch_using_ranges): Mark to be removed edges
6397 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6399 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6401 * collect2.c (scan_libraries): Add missing argument in call to
6404 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6407 * config/alpha/predicates.md (aligned_memory_operand): Return false
6409 (unaligned_memory_operand): Return true for CQImode.
6410 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6411 doesn not cross aligned SImode word boundary.
6413 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6415 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6417 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6418 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6420 2010-01-02 Richard Guenther <rguenther@suse.de>
6423 * toplev.c (compile_file): Emit LTO marker properly. Change
6425 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6427 2010-01-01 Richard Guenther <rguenther@suse.de>
6430 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6432 2010-01-01 Richard Guenther <rguenther@suse.de>
6435 * c-decl.c (grokdeclarator): For zero-size arrays force
6436 structural equality checks as layout_type does.
6438 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6440 * builtins.c: Update copyright to 2010.
6442 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6445 * lto-streamer-out.c (produce_asm): Revert the last change.
6446 (copy_function): Likewise.
6448 * lto-streamer.c (lto_get_section_name): Skip any leading
6451 2010-01-01 Richard Guenther <rguenther@suse.de>
6454 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6458 Copyright (C) 2010 Free Software Foundation, Inc.
6460 Copying and distribution of this file, with or without modification,
6461 are permitted in any medium without royalty provided the copyright
6462 notice and this notice are preserved.