1 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3 * arm/bpabi.S: Add EABI alignment attributes to objects.
4 * arm/bpabi-v6m.S: Likewise.
5 * arm/crti.asm: Likewise.
6 * arm/crtn.asm: Likewise.
7 * arm/lib1funcs.asm: Likewise.
8 * arm/libunwind.S: Likewise.
10 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
12 * arm-protos.h (tune_params): New structure.
13 * arm.c (current_tune): New variable.
14 (arm_constant_limit): Delete.
15 (struct processors): Add pointer to the tune parameters.
16 (arm_slowmul_tune): New tuning option.
17 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
18 (all_cores): Adjust to pick up the tuning model.
19 (arm_constant_limit): New function.
20 (arm_override_options): Select the appropriate tuning model. Delete
21 initialization of arm_const_limit.
22 (arm_split_constant): Use the new constant-limit model.
23 (arm_rtx_costs): Pick up the current tuning model.
24 * arm.md (is_strongarm, is_xscale): Delete.
25 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
26 for Xscale variant architectures.
27 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
29 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31 * config/arm/arm.c (arm_gen_constant): Remove unused variable
33 (arm_rtx_costs_1): Remove unused variable extra_cost.
34 (arm_unwind_emit_set): Use variable offset.
35 (thumb1_output_casesi): Remove unused variable flags.
37 2010-04-16 Jeff Law <law@redhat.com>
39 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
40 needing assignment rather than doing a two-phase assignment. Remove
43 2010-04-16 Jakub Jelinek <jakub@redhat.com>
46 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
48 2010-04-16 Doug Kwan <dougkwan@google.com>
50 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
51 (next_operand_entry_id): New static variable.
52 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
53 (add_to_ops_vec): Assigned unique ID to operand entry.
54 (struct oecount_s): New field ID.
55 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
56 (undistribute_ops_list): Assign unique IDs to oecounts.
57 (init_reassoc): reset next_operand_entry_id.
59 2010-04-16 Doug Kwan <dougkwan@google.com>
61 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
62 missing left parenthesis.
64 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
67 *btdi_rex64 using SWI48 mode iterator.
68 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
69 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
72 2010-04-16 Anatoly Sokolov <aesok@post.ru>
74 * double-int.h (tree_to_double_int): Convert to macro.
75 * double-int.c (tree_to_double_int): Remove.
77 2010-04-16 Jakub Jelinek <jakub@redhat.com>
80 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
81 with want_address 2 and in case a single element list might be
82 possible, call it again with want_address 0.
84 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
86 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
87 case 'W' print operands for HI mode.
88 * config/h8300/h8300.h (Y0, Y2) : New constraints.
89 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
90 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
91 * config/h8300/predicate.md (bit_register_indirect_operand): New.
93 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
95 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
96 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
99 * config/h8300/h8300.md (inverted load with HImode dest): Add
102 * config/h8300/predicate.md (bit_operand): Allow immediate values that
103 satisfy 'U' constraint.
105 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
107 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
109 * configure: Regenerate.
110 * config.in: Regenerate.
111 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
114 2010-04-16 Richard Guenther <rguenther@suse.de>
116 * tree.h (struct tree_decl_minimal): Move pt_uid ...
117 (struct tree_decl_common): ... here.
118 (DECL_PT_UID): Adjust.
119 (SET_DECL_PT_UID): Likewise.
120 (DECL_PT_UID_SET_P): Likewise.
122 2010-04-16 Richard Guenther <rguenther@suse.de>
124 PR tree-optimization/43572
125 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
126 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
127 * tree-flow.h (is_call_clobbered): Remove.
128 * tree-flow-inline.h (is_call_clobbered): Likewise.
129 * tree-dfa.c (dump_variable): Do not dump call clobber state.
130 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
131 (execute_return_slot_opt): Adjust.
132 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
133 check for call clobbered vars here.
134 (find_tail_calls): Move tailcall verification to the
137 2010-04-16 Diego Novillo <dnovillo@google.com>
139 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
142 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
145 * config/arm/arm.md (cbranchqi4): New pattern.
146 * config/arm/predicates.md (const0_operand,
147 cbranchqi4_comparison_operator): New predicates.
149 2010-04-16 Richard Guenther <rguenther@suse.de>
151 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
152 (dump_gimple_stmt): Likewise.
154 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
156 * recog.h (struct recog_data): New field is_operator.
157 (struct insn_operand_data): New field is_operator.
158 * recog.c (extract_insn): Set recog_data.is_operator.
159 * genoutput.c (output_operand_data): Emit code to set the
161 * reload.c (find_reloads): Use it rather than testing for an
162 empty constraint string.
165 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
166 If the previous insn is a cbranchsi4_insn with the same arguments,
167 omit the compare instruction.
169 * config/arm/arm.md (addsi3_cbranch): If destination is a high
170 register, inputs must be low registers and we need a low register
171 scratch. Handle alternative 2 like alternative 3.
173 2010-04-16 Jakub Jelinek <jakub@redhat.com>
175 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
176 don't call get_addr on both. If one expression is a VALUE and
177 the other a REG, check VALUE's locs if the REG isn't among them.
179 2010-04-16 Christian Bruel <christian.bruel@st.com>
181 * config/sh/sh.h (sh_frame_pointer_required): New function.
182 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
183 (flag_omit_frame_pointer) Set.
184 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
185 (rounded_frame_size): Adjust size with outgoing_args_size.
186 (sh_set_return_address): Must return from stack pointer.
187 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
188 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
189 (ACCUMULATE_OUTGOING_ARGS): Define.
190 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
191 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
193 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
196 * config/sh/sh.c (sh_legitimize_reload_address): Use
197 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
198 Remove a unneeded check for offset_base.
200 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
202 * configure: Regenerated.
204 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
206 * config/s390/s390.c (s390_call_save_register_used): Switch back
209 2010-04-15 Richard Guenther <rguenther@suse.de>
211 * alias.c (alias_set_subset_of): Handle alias-set zero
214 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
215 Julian Brown <julian@codesourcery.com>
217 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
218 alternatives according to use of high and low regs.
219 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
220 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
221 optimizing for size on Thumb-2.
223 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
225 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
227 2010-04-15 Richard Guenther <rguenther@suse.de>
229 * tree-ssa-structalias.c (struct variable_info): Add
231 (new_var_info): Initialize it.
232 (dump_constraints): Support printing last added constraints.
233 (debug_constraints): Adjust.
234 (dump_constraint_graph): Likewise.
235 (make_heapvar_for): Check for NULL cfun.
236 (get_function_part_constraint): New function.
237 (get_fi_for_callee): Likewise.
238 (find_func_aliases): Properly implement IPA PTA constraints.
239 (process_ipa_clobber): New function.
240 (find_func_clobbers): Likewise.
241 (insert_into_field_list_sorted): Remove.
242 (create_function_info_for): Properly allocate vars for IPA mode.
243 Do not use insert_into_field_list_sorted.
244 (create_variable_info_for): Properly generate constraints for
245 global vars in IPA mode.
246 (dump_solution_for_var): Always dump the solution.
247 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
248 (find_what_var_points_to): Adjust.
249 (pt_solution_set): Change.
250 (pt_solution_ior_into): New function.
251 (pt_solution_empty_p): Export.
252 (pt_solution_includes_global): Adjust.
253 (pt_solution_includes_1): Likewise.
254 (pt_solutions_intersect_1): Likewise.
255 (dump_sa_points_to_info): Check some invariants.
256 (solve_constraints): Move constraint dumping ...
257 (compute_points_to_sets): ... here.
258 (ipa_pta_execute): ... and here.
259 (compute_may_aliases): Do not re-compute points-to info
260 locally if IPA info is available.
261 (ipa_escaped_pt): New global var.
262 (ipa_pta_execute): Properly implement IPA PTA.
263 * tree-into-ssa.c (dump_decl_set): Support dumping
264 decls not in referenced-vars.
265 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
266 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
267 (dump_points_to_solution): Likewise.
268 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
269 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
270 (remap_gimple_stmt): Reset call clobber/use information if
272 (copy_decl_to_var): Copy DECL_PT_UID.
273 (copy_result_decl_to_var): Likewise.
274 * tree.c (make_node_stat): Initialize DECL_PT_UID.
275 (copy_node_stat): Copy it.
276 * tree.h (DECL_PT_UID): New macro.
277 (SET_DECL_PT_UID): Likewise.
278 (DECL_PT_UID_SET_P): Likewise.
279 (struct tree_decl_minimal): Add pt_uid member.
280 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
281 (pt_solution_empty_p): Declare.
282 (pt_solution_set): Adjust.
283 (ipa_escaped_pt): Declare.
284 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
285 * gimple-pretty-print.c (pp_points_to_solution): New function.
286 (dump_gimple_call): Dump call clobber/use information.
287 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
288 * tree-pass.h (TDF_ALIAS): New dump option.
289 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
290 * doc/invoke.texi (-fipa-pta): Update documentation.
292 2010-04-15 Richard Guenther <rguenther@suse.de>
294 * Makefile.in (OBJS-common): Add gimple-fold.o.
295 (gimple-fold.o): New rule.
296 * tree.h (maybe_fold_offset_to_reference,
297 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
299 * gimple.h: ... here.
300 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
301 may_propagate_address_into_dereference): Move prototypes ...
302 * gimple.h: ... here.
303 * tree-ssa-ccp.c (get_symbol_constant_value,
304 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
305 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
306 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
307 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
308 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
309 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
310 gimplify_and_update_call_from_tree): Move ...
311 * gimple-fold.c: ... here. New file.
312 (ccp_fold_builtin): Rename to ...
313 (gimple_fold_builtin): ... this.
314 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
316 2010-04-15 Richard Guenther <rguenther@suse.de>
318 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
319 fit_double_type, force_fit_type_double, add_double_with_sign,
320 neg_double, mul_double_with_sign, lshift_double, rshift_double,
321 lrotate_double, rrotate_double, div_and_round_double): Move ...
322 * double-int.c: ... here.
323 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
324 add_double, neg_double, mul_double_with_sign, mul_double,
325 lshift_double, rshift_double, lrotate_double, rrotate_double,
326 div_and_round_double): Move prototypes ...
327 * double-int.h: ... here.
329 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
332 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
333 matching constraints to ensure inputs match the output.
335 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
338 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
339 in an input-only operand.
341 2010-04-15 Anatoly Sokolov <aesok@post.ru>
343 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
344 (double_int_not, double_int_lshift, double_int_rshift): Declare.
345 (double_int_negative_p): Convert to static inline function.
346 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
347 (double_int_negative_p): Remove.
348 * tree.h (lshift_double, rshift_double):
349 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
350 * fold-const.c (fold_convert_const_int_from_real,
351 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
352 (lshift_double): Change type of arith argument to bool.
353 (rshift_double): Change type of arith argument to bool. Correct
355 * expmed.c (mask_rtx, lshift_value): (Ditto.).
357 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
360 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
361 at the start and end of the then/else blocks, and omit them from the
363 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
364 argument; all callers changed. Pass zero to old_insns_match_p instead.
365 (flow_find_head_matching_sequence): New function.
366 (old_insns_match_p): Check REG_EH_REGION notes for calls.
367 * basic-block.h (flow_find_cross_jump,
368 flow_find_head_matching_sequence): Declare functions.
370 2010-04-14 Jason Merrill <jason@redhat.com>
373 * c-common.c (attribute_takes_identifier_p): New fn.
374 * c-common.h: Declare it.
376 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
378 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
380 (*udivmod<mode>4): Ditto.
382 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
384 * config/i386/i386.md (maxmin_int): Rename code attribute from
385 maxminiprefix and update all users.
386 (maxmin_float): Ditto from maxminfprefix.
387 (logic): Ditto from logicprefix.
388 (absneg_mnemonic): Ditto from absnegprefix.
389 * config/i386/mmx.md: Update all users of maxminiprefix,
390 maxminfprefix and logicprefix for rename.
391 * config/i386/sse.md: Ditto.
392 * config/i386/sync.md (sync_<code><mode>): Update for
395 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
398 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
399 warnings converted to errors.
401 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
403 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
404 used insn_type variable.
405 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
406 to avoid set-but-not-used warning.
408 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
410 * df-core.c (df_ref_debug): Change format string placeholder
412 * dwarf2asm.c (dw2_asm_output_data_raw,
413 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
414 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
415 * dwarf2out.c (output_cfi, output_cfi_directive,
416 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
417 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
419 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
420 * print-rtl.c (print_rtx): Ditto.
422 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
425 * builtins.c (expand_builtin_pow_root): New function to expand pow
426 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
427 series of sqrt and cbrt calls under -ffast-math.
428 (expand_builtin_pow): Call it.
430 2010-04-14 Michael Matz <matz@suse.de>
432 PR tree-optimization/42963
433 * tree-cfg.c (touched_switch_bbs): New static variable.
434 (group_case_labels_stmt): New function broken out from ...
435 (group_case_labels): ... here, use the above.
436 (start_recording_case_labels): Allocate touched_switch_bbs.
437 (end_recording_case_labels): Deallocate it, call
438 group_case_labels_stmt.
439 (gimple_redirect_edge_and_branch): Remember index of affected BB.
441 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
443 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
446 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
448 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
450 2010-04-13 Jan Hubicka <jh@suse.cz>
452 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
453 of optimized out static functions.
454 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
455 cost computation. Also sanity check for overflows.
456 (update_caller_keys): Update cgraph_edge_badness call; properly
457 update fibheap and sanity check that it is up to date.
458 (add_new_edges_to_heap): Update cgraph_edge_badness.
459 (cgraph_decide_inlining_of_small_function): Likewise;
460 add sanity checking that badness in heap is up to date;
461 improve dumping of reason; Update badness of calls to the
462 offline copy of function currently inlined; dump badness
463 of functions not inlined because of unit growth limits.
465 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
468 * c-common.c (pointer_int_sum): Disregard overflow that occured only
469 because of sign-extension change when converting to sizetype here...
470 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
472 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
473 the folding to constants. Remove redundant final conversion.
474 (fold_binary) <associate>: Do not associate if the re-association of
475 constants alone overflows.
476 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
477 to the end of the list.
478 (multiple_of_p) <COND_EXPR>: New case.
480 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
482 * opt-functions.awk (opt_sanitized_name): New.
484 * optc-gen.awk: Use it
485 * opth-gen.awk: Use it.
487 2010-04-13 Martin Jambor <mjambor@suse.cz>
489 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
490 (sra_modify_assign): Delete stmts loading dead data even if racc has no
491 children. Call replace_uses_with_default_def_ssa_name to handle
494 2010-04-13 Michael Matz <matz@suse.de>
497 * builtins.c (expand_builtin_interclass_mathfn): Also create
498 a register if the predicate doesn't match.
500 2010-04-13 Diego Novillo <dnovillo@google.com>
502 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
503 * c-pch.c: Include timevar.h.
504 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
505 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
506 * ggc-common.c: Include timevar.h.
507 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
508 * timevar.def (TV_PCH_SAVE): Define.
509 (TV_PCH_CPP_SAVE): Define.
510 (TV_PCH_PTR_REALLOC): Define.
511 (TV_PCH_PTR_SORT): Define.
512 (TV_PCH_RESTORE): Define.
513 (TV_PCH_CPP_RESTORE): Define.
515 2010-04-13 Michael Matz <matz@suse.de>
517 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
519 (can_reassociate_p): New function.
520 (break_up_subtract_bb, reassociate_bb): Use it.
522 2010-04-13 Richard Guenther <rguenther@suse.de>
525 * builtins.c (c_readstr): Fix assert.
527 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
530 when generating cltd insn.
532 (*ashl<mode>3_1): Remove special handling for register operand 2.
533 (*ashlsi3_1_zext): Ditto.
535 (*ashlhi3_1_lea): Ditto.
537 (*ashlqi3_1_lea): Ditto.
538 (*<shiftrt_insn><mode>3_1): Ditto.
539 (*<shiftrt_insn>si3_1_zext): Ditto.
540 (*<shiftrt_insn>qi3_1_slp): Ditto.
541 (*<rotate_insn><mode>3_1): Ditto.
542 (*<rotate_insn>si3_1_zext): Ditto.
543 (*<rotate_insn>qi3_1_slp): Ditto.
545 2010-04-13 Richard Guenther <rguenther@suse.de>
547 * tree-ssa-structalias.c (callused_id): Remove.
548 (call_stmt_vars): New.
549 (get_call_vi): Likewise.
550 (lookup_call_use_vi): Likewise.
551 (lookup_call_clobber_vi): Likewise.
552 (get_call_use_vi): Likewise.
553 (get_call_clobber_vi): Likewise.
554 (make_transitive_closure_constraints): Likewise.
555 (handle_const_call): Adjust to do per-call call-used handling.
556 (handle_pure_call): Likewise.
557 (find_what_var_points_to): Remove general callused handling.
558 (init_base_vars): Likewise.
559 (init_alias_vars): Initialize call_stmt_vars.
560 (compute_points_to_sets): Process call-used and call-clobbered
561 vars for call statements.
562 (delete_points_to_sets): Free call_stmt_vars.
564 2010-04-13 Richard Guenther <rguenther@suse.de>
566 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
567 Only add RW dependence for dependence distance zero.
568 Adjust maximal vectorization factor according to dependences.
569 Move alignment handling ...
570 (vect_find_same_alignment_drs): ... here. New function.
571 (vect_analyze_data_ref_dependences): Adjust.
572 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
573 (vect_analyze_data_refs): Adjust minimal vectorization factor
574 according to data references.
575 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
576 dependences before determining the vectorization factor.
577 Analyze alignment after determining the vectorization factor.
578 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
579 dependences before alignment.
580 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
582 (vect_analyze_data_refs): Likewise.
583 (MAX_VECTORIZATION_FACTOR): New define.
585 2010-04-13 Duncan Sands <baldrick@free.fr>
587 * except.h (lang_eh_type_covers): Remove.
588 * except.c (lang_eh_type_covers): Likewise.
590 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
591 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
593 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
594 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
595 UNITS_PER_LONG where it is ABI relevant.
596 (s390_return_addr_rtx): Likewise.
597 (s390_back_chain_rtx): Likewise.
598 (s390_frame_area): Likewise.
599 (s390_frame_info): Likewise.
600 (s390_initial_elimination_offset): Likewise.
601 (save_gprs): Likewise.
602 (s390_emit_prologue): Likewise.
603 (s390_emit_epilogue): Likewise.
604 (s390_function_arg_advance): Likewise.
605 (s390_function_arg): Likewise.
606 (s390_va_start): Likewise.
607 (s390_gimplify_va_arg): Likewise.
608 (s390_function_profiler): Likewise.
609 (s390_optimize_prologue): Likewise.
610 (s390_rtx_costs): Likewise.
611 (s390_secondary_reload): Likewise.
612 (s390_promote_function_mode): Likewise.
613 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
614 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
616 (s390_unwind_word_mode): New function.
617 (s390_function_value): Split 64 bit values into register pair if
618 used as return value.
619 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
620 function call parameters. Handle parallels.
621 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
622 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
623 (DWARF_CIE_DATA_ALIGNMENT): New macro.
624 (s390_expand_setmem): Remove unused variable src_addr.
625 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
626 deal with 64 bit registers.
627 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
628 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
629 (UNITS_PER_LONG): New macro.
630 * libjava/include/s390-signal.h: Define extended ucontext
631 structure containing the upper halfs of the 64 bit registers.
633 2010-04-13 Simon Baldwin <simonb@google.com>
635 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
637 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
639 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
640 rvalue on the RHS if the LHS is of a non-renamable type.
641 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
643 2010-04-13 Matthias Klose <doko@ubuntu.com>
645 * gcc.c (cc1_options): Handle -iplugindir before processing
646 the cc1 spec. Only add -iplugindir once.
647 (cpp_unique_options): Add -iplugindir option if -fplugin* options
649 * common.opt (iplugindir): Remove `Separate' property, initialize.
650 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
652 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
653 (distclean): Remove plugin dir.
654 * doc/invoke.texi: Document -iplugindir.
656 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
658 * doc/plugins.texi (Loading Plugins): Document short
660 (Plugin API): Mention default_plugin_dir_name function.
662 * gcc.c (find_file_spec_function): Add new declaration.
663 (static_spec_func): Use it for "find-file".
664 (find_file_spec_function): Add new function.
665 (cc1_options): Add -iplugindir option if -fplugin* options found.
667 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
669 * plugin.c (add_new_plugin): Updated comment, and handle short
671 (default_plugin_dir_name): Added new function.
673 * common.opt (iplugindir): New option to set the plugin directory.
675 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
677 * config/i386/i386.md (any_rotate): New code iterator.
678 (rotate_insn): New code attribute.
680 (SWIM124): New mode iterator.
681 (<rotate_insn>ti3): New expander.
682 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
683 any_rotate code iterator.
684 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
685 using any_rotate code iterator and SWIM124 mode iterator.
686 (ix86_rotlti3): New insn_and_split pattern.
687 (ix86_rotrti3): Ditto.
688 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
689 ix86_rotl{di,ti}3 patterns.
690 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
691 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
692 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
693 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
694 code iterator and SWI mode iterator.
695 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
696 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
698 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
699 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
700 (bswap rotatert splitter): Add splitter.
701 (bswap splitter): Macroize splitter using any_rotate code iterator.
702 Add insn predicate to split only for TARGET_USE_XCHGB or when
703 optimizing function for size.
705 2010-04-12 Steve Ellcey <sje@cup.hp.com>
707 * config/pa/pa.c (emit_move_sequence): Remove use of
708 deleted variable flag_argument_noalias.
710 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
712 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
714 Add to unsupported targets list.
715 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
716 sparc*-sun-solaris2.[567]* from target lists.
717 * configure: Regenerate.
718 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
720 Remove Solaris 7 patch references.
721 (Specific, sparc-sun-solaris2.7): Removed.
722 (sparc-sun-solaris2*): Update Solaris 7 example.
723 (sparc64-*-solaris2*): Likewise.
725 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
727 * config.build (alpha*-dec-osf4*): Remove.
728 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
729 of obsolete configurations.
730 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
732 * config/alpha/t-osf4: Renamed to ...
733 * config/alpha/t-osf5: ... this.
734 * config/alpha/osf.h: Renamed to ...
735 * config/alpha/osf5.h: ... this.
736 Merged old osf5.h contents.
738 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
739 (EXTRA_SPECS): Removed.
740 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
741 reflect removal of Tru64 UNIX V4.0/V5.0 support.
744 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
746 * doc/contrib.texi (Contributors, Rainer Orth): Update.
748 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
751 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
752 __thiscall convention.
754 2010-04-12 Steve Ellcey <sje@cup.hp.com>
756 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
758 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
760 2010-04-12 Steve Ellcey <sje@cup.hp.com>
762 * function.c (assign_parms_initialize_all): Add unused attribute
765 2010-04-12 Richard Guenther <rguenther@suse.de>
767 * gsstruct.def (GSS_CALL): New.
768 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
769 * gimple.h: Include tree-ssa-alias.h.
770 (struct gimple_statement_call): New.
771 (union gimple_statement_struct_d): Add gimple_call member.
772 (gimple_call_reset_alias_info): Declare.
773 (gimple_call_use_set): New function.
774 (gimple_call_clobber_set): Likewise.
775 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
776 * gimple.c (gimple_call_reset_alias_info): New function.
777 (gimple_build_call_1): Call it.
778 * lto-streamer-in.c (input_gimple_stmt): Likewise.
779 * tree-inline.c (remap_gimple_stmt): Likewise.
780 (expand_call_inline): Remove callused handling.
781 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
782 * tree-dfa.c (dump_variable): Likewise.
783 * tree-parloops.c (parallelize_loops): Likewise.
784 * tree-ssa.c (init_tree_ssa): Likewise.
785 (delete_tree_ssa): Likewise.
786 * tree-flow-inline.h (is_call_used): Remove.
787 * tree-flow.h (struct gimple_df): Remove callused member.
788 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
789 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
790 (ref_maybe_used_by_call_p_1): Simplify.
791 (call_may_clobber_ref_p_1): Likewise.
792 * tree-ssa-structalias.c (compute_points_to_sets): Set
793 the call stmt used and clobbered sets.
794 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
795 (find_tail_calls): Verify the tail call.
797 2010-04-12 Richard Guenther <rguenther@suse.de>
799 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
800 single-iteration always-inline inlining.
801 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
802 (cgraph_decide_inlining): Do not handle always-inline specially.
803 (try_inline): Remove always-inline cycle detection special case.
804 Do not recurse on always-inlines.
805 (cgraph_early_inlining): Do not iterate if not optimizing.
806 (cgraph_gate_early_inlining): remove.
807 (pass_early_inline): Run unconditionally.
808 (gate_cgraph_decide_inlining): New function.
809 (pass_ipa_inline): Use it. Do not run the IPA inliner if
810 not inlining or optimizing.
811 (cgraph_decide_inlining_of_small_functions): Also consider
812 always-inline functions.
813 (cgraph_default_inline_p): Return true for nodes which should
814 disregard inline limits.
815 (estimate_function_body_sizes): Assume zero size and time for
816 nodes which are marked as disregarding inline limits.
817 (cgraph_decide_recursive_inlining): Do not perform recursive
818 inlining on always-inline nodes.
820 2010-04-12 Jakub Jelinek <jakub@redhat.com>
823 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
824 for exprs satisfying handled_component_p.
826 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
828 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
829 non-constant aggregate elements.
831 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
832 is a real initialization.
834 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
837 * c-decl.c (start_function): Move forward check for nested function.
839 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
841 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
842 * config/sh/sh.c: Include reload.h.
843 (sh_legitimize_reload_address): New.
844 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
845 sh_legitimize_reload_address.
847 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
849 * config/sh/sh.md (*movqi_pop): New insn pattern.
850 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
852 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.md (any_shiftrt): New code iterator.
855 (shiftrt_insn): New code attribute.
857 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
858 using any_shiftrt code iterator.
859 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
860 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
861 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
862 pattern from corresponding peephole2 patterns.
863 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
864 using any_shiftrt code iterator.
865 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
866 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
867 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
868 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
869 *{ashr,lshr}<mode>3_cmp_zext.
870 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
872 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
874 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
876 (*lshr<mode>3_cconly): Ditto.
878 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (lshr<mode>3): Macroize expander from
881 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
882 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
883 pattern from *lshr{di,ti}3_1 and corresponding splitters using
885 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
886 from corresponding peephole2 patterns.
887 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
888 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
889 and *lshrdi3_1_rex64 using SWI mode iterator.
890 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
891 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
892 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
893 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
894 and *lshrdi3_cmp_rex64 using SWI mode iterator.
895 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
896 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
897 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
898 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
901 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/i386.md (ashr<mode>3): Macroize expander from
904 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
905 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
906 pattern from *ashr{di,ti}3_1 and corresponding splitters using
908 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
909 from corresponding peephole2 patterns.
910 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
911 (ashrsi3_cvt): Rename from ashrsi3_31.
912 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
913 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
914 and x86_64_shift_adj_3 using SWI48 mode iterator.
915 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
916 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
917 and *ashrdi3_1_rex64 using SWI mode iterator.
918 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
919 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
920 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
921 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
922 and *ashrdi3_cmp_rex64 using SWI mode iterator.
923 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
924 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
925 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
926 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
928 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
929 * config/i386/i386.c (ix86_split_ashr): Update for renamed
930 x86_shift<mode>_adj_3 expanders.
932 2010-04-10 Wei Guozhi <carrot@google.com>
935 * config/arm/arm.c (arm_pic_static_addr): New function.
936 (legitimize_pic_address): Call arm_pic_static_addr when it detects
938 (arm_output_addr_const_extra): Output expression for new pattern.
939 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
941 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
943 * ira-costs.c (record_reg_classes): Ignore alternatives that are
946 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
947 * web.c: Include "insn-config.h" and "recog.h".
948 (union_match_dups): New function.
950 (union_defs): Don't try to recognize match_dups.
952 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
953 if doing so would replace the entire pattern.
955 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
959 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
960 and splitter pattern. Change splitter operand 1 predicate to
963 2010-04-09 Martin Jambor <mjambor@suse.cz>
965 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
966 lattices are addresses of CONST_DECLs with the same initial value.
967 (ipcp_print_all_lattices): Print values of CONST_DECLs.
968 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
970 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
971 Bernd Schmidt <bernds@codesourcery.com>
973 * loop-invariant.c (replace_uses): New static function.
974 (move_invariant_reg): Use it to ensure we can replace the uses.
976 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
978 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
980 (picochip_override_options): Enable section anchors only above -O1.
981 (picochip_reorg): Fixed a couple of build warnings.
983 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
985 * configure.ac (plugin -rdynamic test): Log result.
986 * configure: Regenerate.
987 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
988 (RDYNAMIC_SPEC): Define.
989 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
991 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
993 * configure.ac: Determine Sun ld version numbers.
994 (comdat_group): Restrict GNU ld version checks to gld.
995 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
996 (enable_comdat): Support --enable-comdat.
997 * configure: Regenerate.
998 * doc/install.texi (Configuration): Document --enable-comdat.
1000 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1002 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1003 * config/sol2-gld.h: ... here.
1004 * config.gcc (sparc*-*-solaris2*): Reflect this.
1005 (i[34567]86-*-solaris2*): Use it.
1007 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1009 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1011 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1013 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1016 * diagnostic.c (diagnostic_initialize): Initialize
1017 some_warnings_are_errors.
1018 (diagnostic_finish): New.
1019 (diagnostic_action_after_output): Call it before exiting.
1020 (diagnostic_report_diagnostic): Do not print message here. Set
1021 some_warnings_are_errors.
1022 * diagnostic.h (diagnostic_context): Delete
1023 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1024 (diagnostic_finish): Declare.
1025 * toplev.c (toplev_main): Call it before exit.
1027 2010-04-09 Jason Merrill <jason@redhat.com>
1030 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1031 for incomplete type.
1034 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1035 based on a warning flag.
1037 2010-04-09 Richard Guenther <rguenther@suse.de>
1039 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1041 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1044 * varasm.c (default_assemble_visibility): Wrap vars that are
1045 set, but unused, by targets without GAS.
1046 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1047 Remove set, but unused, vars.
1048 (rs6000_legitimize_tls_address): Likewise.
1049 (altivec_expand_dst_builtin): Likewise.
1050 * config/darwin.c (machopic_classify_symbol): Likewise.
1051 (machopic_indirection_name): Likewise.
1053 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1055 * config/i386/i386.md (DWI): New mode iterator.
1056 (S): New mode attribute.
1057 (shift_operand): Ditto.
1058 (shift_immediate_operand): Ditto.
1059 (ashl_input_operand): Ditto.
1060 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1061 using SDWIM mode iterator.
1062 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1063 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1065 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1066 from corresponding peephole2 patterns.
1067 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1068 and x86_64_shift_adj_1 using SWI48 mode iterator.
1069 (x86_shift<mode>_adj_2): Ditto.
1070 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1071 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1072 using SWI48 mode iterator.
1073 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1074 *ashldi3_cmp_rex64 using SWI mode iterator.
1075 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1076 *ashldi3_cconly_rex64 using SWI mode iterator.
1077 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1078 x86_shift<mode>_adj_{1,2}.
1079 (ix86_split_ashr): Ditto.
1080 (ix86_split_lshr): Ditto.
1082 2010-04-09 Richard Guenther <rguenther@suse.de>
1084 * target.h (builtin_conversion): Pass in input and output types.
1085 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1086 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1087 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1088 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1090 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1092 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1094 2010-04-09 Richard Guenther <rguenther@suse.de>
1097 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1099 2010-04-09 Richard Guenther <rguenther@suse.de>
1101 * tree-vectorizer.h (struct _stmt_vec_info): Document
1102 that vectype is the type of the LHS.
1103 (supportable_widening_operation, supportable_narrowing_operation):
1104 Get both input and output vector types as arguments.
1105 (vect_is_simple_use_1): Declare.
1106 (get_same_sized_vectype): Likewise.
1107 * tree-vect-loop.c (vect_determine_vectorization_factor):
1108 Set STMT_VINFO_VECTYPE to the vector type of the def.
1109 (vectorizable_reduction): Adjust.
1110 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1111 Adjust. Specify the output vector type.
1112 (vect_pattern_recog_1): Adjust.
1113 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1114 (vectorizable_call): Adjust.
1115 (vectorizable_conversion): Likewise.
1116 (vectorizable_operation): Likewise.
1117 (vectorizable_type_demotion): Likewise.
1118 (vectorizable_type_promotion): Likewise.
1119 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1121 (vect_is_simple_use_1): New function.
1122 (supportable_widening_operation): Get both input and output
1124 (supportable_narrowing_operation): Likewise.
1125 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1127 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1129 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1130 __thiscall and _thiscall as predefined macros.
1131 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1132 thiscall attribute handling.
1133 (ix86_comp_type_attributes): Likewise.
1134 (ix86_function_regparm): Likewise.
1135 (ix86_return_pops_args): Likewise.
1136 (init_cumulative_args): Likewise.
1137 (find_drap_reg): Likewise.
1138 (ix86_static_chain): Likewise.
1139 (x86_this_parameter): Likewise.
1140 (x86_output_mi_thunk): Likewise.
1141 (ix86_attribute_table): Add description for thiscall attribute.
1142 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1143 * doc/extend.texi: Add documentation for thiscall.
1145 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1148 * c.opt (Wint-to-pointer-cast): Available in C++.
1149 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1151 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1153 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1154 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1155 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1156 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1157 function type instead. Reorder and simplify checks.
1159 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1161 2010-04-08 Jing Yu <jingyu@google.com>
1162 Zdenek Dvorak <ook@ucw.cz>
1164 PR tree-optimization/42720
1165 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1166 loop unswitch conditions here from ...
1167 (tree_unswitch_single_loop): ... here.
1169 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1171 * tree-if-conv.c: Fix comments and simplify logic.
1173 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1175 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1176 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1177 (main_tree_if_conversion): Update call to tree_if_conversion.
1179 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1182 * doc/invoke.texi (-b,-V): Delete.
1183 * doc/tm.texi: Do not mention -b.
1184 * gcc.c (display_help): Delete -b and -V.
1185 (process_command): Delete -b and -V.
1186 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1188 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1189 Wolfgang Gellerich <gellerich@de.ibm.com>
1191 Implement target hook for loop unrolling
1192 * target.h (loop_unroll_adjust): Add a new target hook function.
1193 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1194 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1195 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1196 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1197 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1199 (decide_unroll_stupid): Likewise.
1201 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1204 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1206 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1208 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1209 (Specific, *-*-solaris2*): Likewise.
1210 Don't prefer Sun as over GNU as.
1212 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1214 * config/s390/s390.c (override_options): Adjust the z10
1215 defaults for max-unroll-times, max-completely-peeled-insns
1216 and max-completely-peel-times.
1218 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1220 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1221 instructions for z10.
1222 (s390_expand_setmem): Likewise.
1223 (s390_expand_cmpmem): Likewise.
1225 2010-04-08 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/43679
1228 * tree-ssa-pre.c (eliminate): Only propagate copies.
1230 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1233 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1234 set but not used variable warning.
1236 2010-04-08 Wei Guozhi <carrot@google.com>
1239 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1240 (arm_size_rtx_costs): Call the new function when optimized for size.
1242 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1245 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1246 op0 is not a MEM, just return NULL instead of assertion
1248 (discover_nonconstant_array_refs): Don't walk debug stmts.
1250 2010-04-08 Doug Kwan <dougkwan@google.com>
1252 * configure.ac: Recognize gold and do not use its version number
1253 to test ld features.
1254 * configure: Regenerate.
1256 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1259 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1260 (negate_value): Move code to push elements to broken_up_substracts ...
1261 (eliminate_plus_minus_pair): ... here. Push operands that have no
1262 negative pair to plus_negates.
1263 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1265 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1267 * doc/install.texi (Configuration): Move description of
1268 --enable-lto, --with-libelf*, --enable-gold from Java section to
1271 * doc/generic.texi (Working with declarations)
1272 (Function Properties, C and C++ Trees): Fix typos.
1273 * doc/sourcebuild.texi (Top Level): Likewise.
1275 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1278 * tree.h (DECL_READ_P): Define.
1279 (struct tree_decl_common): Add decl_read_flag.
1280 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1281 a set but not used warning.
1282 (merge_decls): Merge DECL_READ_P flag.
1283 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1284 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1285 * c-common.c (handle_used_attribute, handle_unused_attribute):
1287 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1289 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1291 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1292 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1293 c_parser_binary_expression, c_parser_cast_expression,
1294 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1295 Call default_function_array_read_conversion instead of
1296 default_function_array_conversion where needed.
1297 (c_parser_unary_expression, c_parser_conditional_expression,
1298 c_parser_postfix_expression_after_primary, c_parser_initelt):
1299 Likewise. Call mark_exp_read where needed.
1300 (c_parser_statement_after_labels, c_parser_asm_operands,
1301 c_parser_typeof_specifier, c_parser_sizeof_expression,
1302 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1304 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1306 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1307 (warn_unused_but_set_parameter): Default to warn_unused
1309 * doc/invoke.texi: Document -Wunused-but-set-variable and
1310 -Wunused-but-set-parameter.
1312 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1313 used count variable.
1314 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1315 when operandN variables aren't used in the body of the expander
1317 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1318 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1319 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1320 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1321 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1322 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1323 * tree.c (PROCESS_ARG): Likewise.
1325 2010-04-07 Simon Baldwin <simonb@google.com>
1327 * diagnostic.h (diagnostic_override_option_index): New macro to
1328 set a diagnostic's option_index.
1329 * c-tree.h (c_cpp_error): Add warning reason argument.
1330 * opts.c (_warning_as_error_callback): New.
1331 (register_warning_as_error_callback): Store callback for
1332 warnings enabled via enable_warning_as_error.
1333 (enable_warning_as_error): Call callback, minor code tidy.
1334 * opts.h (register_warning_as_error_callback): Declare.
1335 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1336 response to -Werror=.
1337 (c_common_init_options): Register warning_as_error_callback in opts.c.
1338 * common.opt: Add -Wno-cpp option.
1339 * c-common.c (struct reason_option_codes_t): Map cpp warning
1340 reason codes to gcc option indexes.
1341 * (c_option_controlling_cpp_error): New function, lookup the gcc
1342 option index for a cpp warning reason code.
1343 * (c_cpp_error): Add warning reason argument, call
1344 c_option_controlling_cpp_error for diagnostic_override_option_index.
1345 * doc/invoke.texi: Document -Wno-cpp.
1347 2010-04-07 Richard Guenther <rguenther@suse.de>
1349 * ipa-reference.c (mark_load): Use get_base_address.
1350 (mark_store): Likewise.
1352 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1353 inserting GIMPLE_NOPs into the IL.
1354 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1355 Explicitly strip handled components and indirect references.
1357 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1358 folding address expressions.
1359 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1360 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1361 operand_equal_p to compare decls.
1362 (ptr_deref_may_alias_decl_p): Likewise.
1363 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1364 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1365 Handle reversed comparison ops.
1366 * tree-sra.c (asm_visit_addr): Use get_base_address.
1367 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1368 * ipa-reference.c (mark_address): Use get_base_address.
1370 2010-04-07 Richard Guenther <rguenther@suse.de>
1372 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1373 Propagate constants everywhere.
1375 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1378 * tree.c (MAX_INT_CACHED_PREC): Define.
1379 (nonstandard_integer_type_cache): New array.
1380 (build_nonstandard_integer_type): Cache results for precision
1381 <= MAX_INT_CACHED_PREC.
1383 2010-04-07 Richard Guenther <rguenther@suse.de>
1385 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1386 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1387 * common.opt: Likewise.
1388 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1389 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1390 (nonoverlapping_memrefs_p): Likewise.
1391 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1392 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1393 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1394 OPT_fargument_noalias_global for backward compatibility.
1396 2010-04-07 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/43270
1399 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1400 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1401 * tree-ssa-pre.c (phi_translate_1): Adjust.
1402 (fully_constant_expression): Split out vn_reference handling to ...
1403 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1404 Fold reads from constant strings.
1405 (vn_reference_lookup): Handle fully constant references.
1406 (vn_reference_lookup_pieces): Likewise.
1407 * Makefile.in (expmed.o-warn): Add -Wno-error.
1409 2010-04-07 Martin Jambor <mjambor@suse.cz>
1411 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1413 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1416 * gcc.c: Add -static-libstdc++ to list of recognized options.
1418 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1420 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1422 2010-04-07 Richard Guenther <rguenther@suse.de>
1425 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1426 bases build simple mem attributes to retain points-to information.
1428 2010-04-07 Richard Guenther <rguenther@suse.de>
1431 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1432 preserve points-to related information.
1434 2010-04-07 Richard Guenther <rguenther@suse.de>
1437 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1438 discard plain indirect references.
1439 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1440 * tree.c (tree_nop_conversion): Likewise.
1442 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1445 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1447 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1449 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1450 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1452 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1454 * tree-if-conv.c: Fix indentation and comments.
1456 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1458 * tree-if-conv.c: Sort static functions in topological order.
1460 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1462 * tree-if-conv.c: Fix indentation and comments.
1464 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1467 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1468 lang_hooks.types.type_for_size instead of
1469 build_nonstandard_integer_type.
1470 When converting an unsigned type to signed, double its precision.
1471 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1472 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1473 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1476 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1479 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1480 POINTER_PLUS_EXPR for pointer types.
1482 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1485 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1486 * graphite-clast-to-gimple.c: Include langhooks.h.
1487 (max_signed_precision_type): New.
1488 (max_precision_type): Takes two types as arguments.
1489 (precision_for_value): New.
1490 (precision_for_interval): New.
1491 (gcc_type_for_interval): New.
1492 (gcc_type_for_value): New.
1493 (gcc_type_for_clast_term): New.
1494 (gcc_type_for_clast_red): New.
1495 (gcc_type_for_clast_bin): New.
1496 (gcc_type_for_clast_expr): Split up into several functions.
1497 (gcc_type_for_clast_eq): Rewritten.
1498 (compute_bounds_for_level): New.
1499 (compute_type_for_level_1): New.
1500 (compute_type_for_level): New.
1501 (gcc_type_for_cloog_iv): Removed.
1502 (gcc_type_for_iv_of_clast_loop): Rewritten.
1503 (graphite_create_new_loop): Compute the lower and upper bound types
1504 with gcc_type_for_clast_expr.
1505 (graphite_create_new_loop_guard): Same.
1506 (find_cloog_iv_in_expr): Removed.
1507 (compute_cloog_iv_types_1): Removed.
1508 (compute_cloog_iv_types): Removed.
1509 (gloog): Do not call compute_cloog_iv_types.
1510 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1512 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1513 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1514 (GBB_CLOOG_IV_TYPES): Removed.
1516 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1518 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1519 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1520 (detect_commutative_reduction): Same.
1522 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1524 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1525 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1527 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1528 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1529 (rewrite_commutative_reductions_out_of_ssa): Same.
1530 * passes.c (execute_function_todo): Call verify_ssa for every pass
1531 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1532 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1533 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1534 with an extra argument.
1535 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1536 verify_ssa only when the extra argument is true.
1537 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1538 with an extra argument.
1539 (tree_transform_and_unroll_loop): Same.
1541 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1543 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1544 for all the passes of the LNO having LOOP_CLOSED_SSA.
1545 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1546 * tree-loop-distribution.c (pass_loop_distribution): Same.
1547 * tree-pass.h (TODO_verify_loops): Removed.
1548 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1550 (pass_tree_unswitch): Same.
1551 (pass_predcom): Same.
1552 (pass_vectorize): Same.
1553 (pass_linear_transform): Same.
1554 (pass_graphite_transforms): Same.
1555 (pass_iv_canon): Same.
1556 (pass_complete_unroll): Same.
1557 (pass_complete_unrolli): Same.
1558 (pass_parallelize_loops): Same.
1559 (pass_loop_prefetch): Same.
1560 (pass_iv_optimize): Same.
1562 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1565 * passes.c (init_optimization_passes): Move pass_lim before
1566 pass_copy_prop and pass_dce_loop.
1568 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1571 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1572 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1573 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1574 MULTI_* defines for 4 argument vpermil2p* builtins.
1576 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1579 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1580 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1581 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1582 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1583 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1584 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1585 Use x86_maybe_negate_const_int to output insn mnemonic.
1586 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1587 check from instruction predicate. Update comments.
1588 * config/i386/sync.md (sync_add<mode>): Use
1589 x86_maybe_negate_const_int to output insn mnemonic.
1591 2010-04-06 Jan Hubicka <jh@suse.cz>
1593 PR tree-optimization/42906
1594 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1595 IGNORE_SELF argument. Set visited_control_parents for fully
1597 (find_obviously_necessary_stmts): Update call of
1598 mark_control_dependent_edges_necessary.
1599 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1601 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.md: Remove comment about 'e' and 'E'
1606 2010-04-06 Richard Guenther <rguenther@suse.de>
1608 PR tree-optimization/43627
1609 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1610 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1613 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1615 * BASE-VER: Change to 4.6.0.
1618 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1621 2010-04-06 Richard Guenther <rguenther@suse.de>
1624 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1626 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1628 * doc/invoke.texi (Optimize Options): Document that LTO
1629 won't remove object access purely due to incompatible
1632 2010-04-04 Matthias Klose <doko@ubuntu.com>
1634 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1635 Initialize variable.
1637 2010-04-03 Richard Guenther <rguenther@suse.de>
1640 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1641 require a non-NULL MEM_OFFSET.
1643 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1645 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1646 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1647 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1648 config/alpha/predicates.md, config/arm/arm.md,
1649 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1650 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1651 config/darwin9.h, config/darwin.c, config/darwin.h,
1652 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1653 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1654 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1655 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1656 config/mips/mips.md, config/mn10300/mn10300.c,
1657 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1658 config/rs6000/aix.h, config/rs6000/dfp.md,
1659 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1660 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1661 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1662 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1663 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1664 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1665 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1666 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1667 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1668 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1669 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1670 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1671 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1672 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1673 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1674 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1675 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1676 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1677 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1678 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1679 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1680 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1681 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1682 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1683 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1684 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1685 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1686 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1687 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1688 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1689 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1690 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1691 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1692 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1693 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1694 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1696 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1699 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1700 * aclocal.m4: Regenerate.
1702 2010-04-02 Richard Guenther <rguenther@suse.de>
1704 PR tree-optimization/43629
1705 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1706 if we have seen a constant value.
1708 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1710 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1712 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1715 * arm.c (legitimize_tls_address): Adjust call to
1716 gen_tls_load_dot_plus_four.
1717 (arm_note_pic_base): New function.
1718 (arm_cannot_copy_insn_p): Use it.
1719 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1722 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1727 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1729 * Makefile.in ($(out_object_file)): Depend on
1730 gt-$(basename $(notdir $(out_file))).h.
1732 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1734 * config.gcc (lm32-*-rtems*): Add t-lm32.
1736 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1738 * config.gcc: Add lm32-*-rtems*.
1739 * config/lm32/rtems.h: New file.
1741 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1744 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1746 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1748 * dwarf2out.c (output_compilation_unit_header): For
1749 -gdwarf-4 use version 4 instead of version 3.
1750 (output_line_info): For version 4 and above emit additional
1751 maximum ops per insn header field.
1752 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1754 * dwarf2out.c (is_c_family, is_java): Remove.
1755 (lower_bound_default): New function.
1756 (add_bound_info, gen_descr_array_type_die): Use it.
1758 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1761 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1762 re-declaration when it happens in a function.
1764 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1766 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1767 (cgraph_remove_function_insertion_hook): Same.
1768 (cgraph_call_function_insertion_hooks): Same.
1770 2010-04-01 Richard Guenther <rguenther@suse.de>
1773 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1774 and TREE_THIS_VOLATILE.
1775 (copy_ref_info): Likewise.
1776 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1777 * tree.c (build6_stat): Ignore side-effects of all but arg5
1778 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1781 2010-04-01 Richard Guenther <rguenther@suse.de>
1783 PR tree-optimization/43607
1784 * ipa-type-escape.c (check_call): Do not access non-existing
1787 2010-04-01 Richard Guenther <rguenther@suse.de>
1791 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1792 Jack Howarth <howarth@bromo.med.uc.edu>
1794 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1797 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1799 * doc/install.texi (Prerequisites): Document libelf usability on
1800 IRIX 5/6 and Solaris 2.
1801 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1802 Update GNU as, GNU ld requirements.
1803 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1804 Document Sun Studio compiler download.
1805 Update and simplify as, ld recommendations.
1806 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1808 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1810 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1811 with_tune_32 to pentium4.
1813 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1817 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1819 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1820 obsoletion, removal.
1822 Document GNU as requirement.
1823 Update configure requirements.
1824 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1825 Recomment IRIX 6.5.18+.
1826 Document IDF/IDL requirement.
1827 Document GNU as requirement.
1828 Document GNU ld bootstrap failure.
1829 Remove freeware.sgi.com reference.
1831 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1833 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1834 UNIX V4.0, V5.0 obsoletion, removal.
1835 Remove --with-gc=simple reference.
1836 Update VM requirements during bootstrap.
1837 Remove -oldas bootstrap description.
1838 Update binutils reference.
1839 Remove comparison failure note.
1841 2010-03-31 Richard Guenther <rguenther@suse.de>
1842 Zdenek Dvorak <ook@ucw.cz>
1843 Sebastian Pop <sebastian.pop@amd.com>
1846 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1847 with multiple arguments.
1848 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1850 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1852 * graphite-dependences.c (print_pddr): Call print_pdr with an
1854 * graphite-poly.c (debug_pdr): Add an extra argument for the
1857 (print_pbb_domain): Same.
1859 (print_scop_context): Same.
1861 (print_cloog): Same.
1862 (debug_pbb_domain): Same.
1866 (debug_scop_context): Same.
1868 (debug_cloog): Same.
1869 (print_scop_params): Same.
1870 (debug_scop_params): Same.
1871 (print_iteration_domain): Same.
1872 (print_iteration_domains): Same.
1873 (debug_iteration_domain): Same.
1874 (debug_iteration_domains): Same.
1875 (print_scattering_function): Same.
1876 (print_scattering_functions): Same.
1877 (debug_scattering_function): Same.
1878 (debug_scattering_functions): Same.
1879 * graphite-poly.h (debug_pdr): Update declaration.
1881 (print_pbb_domain): Same.
1883 (print_scop_context): Same.
1885 (print_cloog): Same.
1886 (debug_pbb_domain): Same.
1890 (debug_scop_context): Same.
1892 (debug_cloog): Same.
1893 (print_scop_params): Same.
1894 (debug_scop_params): Same.
1895 (print_iteration_domain): Same.
1896 (print_iteration_domains): Same.
1897 (debug_iteration_domain): Same.
1898 (debug_iteration_domains): Same.
1899 (print_scattering_function): Same.
1900 (print_scattering_functions): Same.
1901 (debug_scattering_function): Same.
1902 (debug_scattering_functions): Same.
1904 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1906 * graphite-poly.c (print_scattering_function_1): New.
1907 (print_scattering_function): Call it.
1908 (print_scop_params): Remove spaces at the end of lines.
1911 * graphite-poly.h (print_cloog): Declared.
1912 (debug_cloog): Declared.
1914 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1916 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1918 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1919 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1920 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1921 to switch between adding the IV bump in loop->latch or in loop->header.
1923 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1925 * graphite-poly.c (print_scattering_function): Pretty print following
1928 (print_pbb_domain): Same.
1929 (dump_gbb_cases): Same.
1930 (dump_gbb_conditions): Same.
1933 (print_scop_params): Same.
1934 (print_scop_context): Same.
1936 (print_pbb_body): New.
1937 (lst_indent_to): New.
1938 (print_lst): Start new lines with a #.
1939 * graphite-poly.h (pbb_bb): New.
1940 (pbb_index): Use pbb_bb.
1941 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1943 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1945 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1947 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1948 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1949 and 0 instead of 1 for dw_val_class_flag.
1950 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1951 dw_val_class_range_list, dw_val_class_loc_list,
1952 dw_val_class_lineptr and dw_val_class_macptr, use
1953 DW_FORM_flag_present for dw_val_class_flag and
1954 DW_FORM_exprloc for dw_val_class_loc.
1955 (output_die): For -gdwarf-4 print dw_val_class_loc
1956 size as uleb128 instead of 1 or 2 bytes and don't print
1957 anything for dw_val_class_flag.
1959 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1960 instead of cselib_lookup following by tweaking locs->setting_insn.
1963 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1964 even before returning from label, setjmp call or volatile asm
1967 2010-03-31 Richard Guenther <rguenther@suse.de>
1970 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1971 temporary data on stack.
1973 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1975 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1976 (PUSHSECTION_ASM_OP): Remove.
1977 (POPSECTION_ASM_OP): Remove.
1978 (PUSHSECTION_FORMAT): Remove.
1979 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1980 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1981 * config/sol2.c (solaris_output_init_fini): Use it.
1983 2010-03-31 Jie Zhang <jie@codesourcery.com>
1986 * opt-functions.awk (var_type_struct): Use signed char type
1987 for simple variables.
1989 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1991 * config/sol2.c: Include output.h.
1992 (solaris_assemble_visibility): New function.
1993 * config/t-sol2 (sol2.o): Add output.h dependency.
1994 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
1995 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
1998 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2001 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2002 V2SImode or XFmode on PRE_DEC.
2005 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2008 2010-03-31 Jie Zhang <jie@codesourcery.com>
2011 * reload.h (caller_save_initialized_p): Declare.
2012 * toplev.c (backend_init_target): Don't call
2013 init_caller_save but set caller_save_initialized_p to false.
2014 * caller-save.c (caller_save_initialized_p): Define.
2015 (init_caller_save): Check caller_save_initialized_p.
2016 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2018 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2021 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2022 and soft-fp/t-softfp to tmake_file.
2023 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2024 (LIBGCC2_TF_CEXT): Define.
2027 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2030 * cselib.c (n_useless_values): Document handling of debug locs.
2031 (n_useless_debug_values, n_debug_values): New variables.
2032 (new_elt_loc_list): Don't add to debug values, keep count.
2033 (promote_debug_loc): New.
2034 (cselib_reset_table): Zero new variables.
2035 (entry_and_rtx_equal_p): Promote debug locs.
2036 (discard_useless_locs): Increment n_useless_debug_values for
2038 (remove_useless_values): Adjust n_useless_values and n_debug_values
2039 with n_useless_debug_values.
2040 (add_mem_for_addr): Promote debug locs.
2041 (cselib_lookup_mem): Likewise.
2042 (cselib_lookup_addr): Renamed to...
2043 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2044 (cselib_log_lookup): ... this. Turn into...
2045 (cselib_lookup_addr): ... new wrapper.
2046 (cselib_lookup_from_insn): New.
2047 (cselib_invalidate_regno): Increment n_useless_debug_values for
2049 (cselib_invalidate_mem): Likewise.
2050 (cselib_process_insn): Take n_deleted and n_debug_values into
2051 account to guard remove_useless_value call.
2052 (cselib_finish): Zero n_useless_debug_values.
2053 * cselib.h (cselib_lookup_from_insn): Declare.
2054 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2055 (sched_analyze_2): Likewise.
2057 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2059 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2061 (adjust_mems): Replace narrowing SUBREG of expression containing
2062 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2063 with operations in the narrower mode.
2066 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2067 regs_invalidated_by_call instead all call_used_reg_set registers.
2069 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2072 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2073 pointer comparisons with types_compatible_p.
2074 * tree-vect-stmts.c (vectorizable_call): Same.
2075 (vectorizable_condition): Same.
2077 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2079 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2080 stack check if the mask would be zero.
2082 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2083 Jack Howarth <howarth@bromo.med.uc.edu>
2085 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2088 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2091 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2093 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2094 Include ___unordxf2 and ___unordtf2.
2095 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2098 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2100 * config/lm32/t-lm32: New file.
2101 * config.gcc: Use the above file when targetting lm32.
2103 2010-03-28 Duncan Sands <baldrick@free.fr>
2105 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2107 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2110 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2111 Improve vectorization cost model diagnostic.
2113 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2116 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2117 compute_data_dependences_for_loop returns false, early exit
2118 and output an extra diagnostic for the failed data reference
2121 2010-03-29 Richard Guenther <rguenther@suse.de>
2123 PR tree-optimization/43560
2124 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2125 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2127 2010-03-29 Jie Zhang <jie@codesourcery.com>
2130 * toplev.c (process_options): Set optimization_default_node
2131 and optimization_current_node.
2132 * opts.c (decode_options): Don't set optimization_default_node
2133 and optimization_current_node.
2135 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2137 * config/rtems.h: Abandon -qrtems_debug.
2139 2010-03-28 Jan Hubicka <jh@suse.cz>
2141 PR tree-optimization/43505
2142 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2143 map should not be copied.
2145 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2148 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2149 cdtors, set DECL_PRESERVE_P.
2150 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2153 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2155 PR tree-optimization/43528
2156 * stor-layout.c (place_field): Check that constant fits into
2157 unsigned HWI when skipping calculation of MS bitfield layout.
2159 2010-03-27 Jan Hubicka <jh@suse.cz>
2162 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2163 notice_global_symbol work.
2165 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2167 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2168 instead of dwarf2out_decl.
2169 (struct var_loc_node): Remove section_label field.
2170 (dwarf2out_function_decl): New function.
2171 (dwarf2out_var_location): Don't set section_label field.
2172 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2174 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2176 PR tree-optimization/43544
2177 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2178 First argument for builtin vectorized function hook is now a
2179 tree to be able to distinguish between machine specific and
2181 * targhooks.c (default_builtin_vectorized_function): Ditto.
2182 * targhooks.h (default_builtin_vectorized_function): Ditto.
2183 * target.h (struct gcc_target): Ditto.
2184 * tree-vect-stmts.c (vectorizable_function): Ditto.
2185 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2186 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2189 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2192 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2193 nested binding iff it is a FUNCTION_DECL.
2194 (store_parm_decls_newstyle): Pass nested=true to bind for
2195 FUNCTION_DECLs amongst parameters.
2197 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2199 * var-tracking.c (vt_expand_loc_callback): Don't run
2200 cselib_expand_value_rtx_cb in dummy mode if
2201 cselib_dummy_expand_value_rtx_cb returned false.
2203 * var-tracking.c (emit_note_insn_var_location): For one part
2204 notes with offset 0, don't add EXPR_LIST around the location.
2205 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2206 add_location_or_const_value_attribute): Adjust for that change.
2209 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2210 into first operand and location into second.
2211 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2212 dw_cfi_oprnd_loc for DW_CFA_expression.
2213 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2214 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2215 assume first argument is regnum and second argument is location.
2217 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2220 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2221 of scratch register to DImode. Split to DImode comparison operator.
2222 Use SImode subreg of scratch register in the multiplication.
2223 (*cmp_sadd_sidi): Ditto.
2224 (*cmp_ssub_si): Ditto.
2225 (*cmp_ssub_sidi): Ditto.
2227 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2230 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2231 Remove invalid assert and wrong comment.
2233 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2236 * flags.h (final_insns_dump_p): New extern.
2237 * final.c (final_insns_dump_p): New variable.
2238 (rest_of_clean_state): Set it before -fdump-final-insns=
2239 dumping, clear afterwards.
2240 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2241 MEM_ALIAS_SET on MEMs.
2243 2010-03-26 David S. Miller <davem@davemloft.net>
2245 * configure.ac: Fix sparc GOTDATA_OP bug check.
2246 * configure: Rebuild.
2248 2010-03-26 Alan Modra <amodra@gmail.com>
2250 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2252 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2254 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2255 TLS_SECTION_ASM_FLAG.
2257 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2260 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2261 Clear first_function_block_is_cold.
2264 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2265 argument if the argument is truth_value_p.
2267 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2269 * config/rs6000/constraints.md: Update copyright year for my changes.
2272 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2273 used in reg+reg addressing, swap registers.
2275 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2278 * target.h (struct gcc_target): Add code_end hook.
2279 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2281 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2282 * toplev.c (compile_file): Call targetm.asm_out.code_end
2283 hook before unwind info/debug info output.
2284 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2285 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2286 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2287 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2288 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2289 * config/i386/i386.c (ix86_file_end): Renamed to...
2290 (ix86_code_end): ... this. Make static. Don't call
2291 file_end_indicate_exec_stack. Emit unwind info using
2292 final_start_function/final_end_function.
2293 (darwin_x86_file_end): Remove.
2294 (TARGET_ASM_CODE_END): Define.
2295 * config/i386/i386.h (TARGET_ASM_FILE_END,
2296 NEED_INDICATE_EXEC_STACK): Don't define.
2297 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2298 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2299 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2300 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2303 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2304 at the beginning and final_end_function at the end.
2305 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2307 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2310 and Sun as TLS syntax.
2311 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2312 * configure: Regenerate.
2313 * config.in: Regenerate.
2314 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2315 (default_elf_asm_named_section): Use it.
2316 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2317 (i386_output_dwarf_dtprel): Likewise.
2318 (output_addr_const_extra): Likewise.
2319 (output_pic_addr_const): Lowercase @GOTTPOFF.
2320 (output_addr_const_extra): Likewise.
2321 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2322 (output_addr_const_extra): Likewise.
2323 (output_pic_addr_const): Lowercase @INDNTPOFF.
2324 (output_addr_const_extra): Likewise.
2325 (output_pic_addr_const): Lowercase @NTPOFF.
2326 (output_addr_const_extra): Likewise.
2327 (output_pic_addr_const): Lowercase @TPOFF.
2328 (output_addr_const_extra): Likewise.
2329 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2330 (*tls_global_dynamic_64): Likewise.
2331 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2332 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2334 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2335 (ASM_OUTPUT_TLS_COMMON): Use it.
2336 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2339 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2340 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2341 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2342 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2343 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2344 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2346 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2348 * config/i386/i386.c (override_options): Don't accept
2349 -mtls-dialect=sun any longer.
2350 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2351 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2352 (*tls_local_dynamic_base_32_sun): Likewise.
2353 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2355 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2358 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2359 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2362 * ira.c (adjust_cleared_regs): New function.
2363 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2367 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2369 * expr.c (expand_expr_real): Restore previous
2370 curr_insn_source_location and curr_insn_block after
2371 expand_expr_real_1 call.
2372 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2373 instead of expand_expr_real_1.
2375 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2377 PR rtl-optimization/43413
2378 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2381 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2384 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2385 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2387 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/i386.c (ix86_target_string): Add -mfma.
2390 Fix a typo in comment.
2392 2010-03-22 Mike Stump <mikestump@comcast.net>
2395 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2396 Don't overly align based upon packed packed fields.
2398 2010-03-22 Jason Merrill <jason@redhat.com>
2400 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2401 Use () rather than [], and move before the element type.
2403 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2405 * doc/configfiles.texi (Configuration Files): Removed
2406 fixinc/Makefile*, intl/Makefile.*.
2407 * doc/makefile.texi: Fixed markup. Abstract from version
2408 control system used.
2409 (Makefile): Removed obsolete gcc/java/parse.y example.
2410 * doc/sourcebuild.texi: Likewise.
2411 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2412 libgomp, libssp. Removed fastjar.
2413 (Miscellaneous Docs): Clarify location.
2414 Added COPYING3, COPYING3.LIB.
2415 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2417 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2420 * config/i386/i386.c (x86_function_profiler)
2421 [!NO_PROFILE_COUNTERS]: Fix typo.
2422 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2425 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2426 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2428 * doc/sourcebuild.texi (Test Directives): Split into six
2429 subsections, with most of the current text in new subsections
2430 Directives, Selectors, and Final Actions.
2431 (Directives): Split list of test directives into multiple
2433 (Selectors): Describe use and syntax of selectors.
2434 (Effective-Target Keywords): Describe all existing keywords.
2435 (Add Options): Describe features for dg-add-options.
2436 (Require Support): Describe variants of dg-require-support.
2437 (Final Actions): Describe commands to use in dg-final.
2439 2010-03-22 Michael Matz <matz@suse.de>
2442 * recog.c (validate_replace_rtx_group): Replace also in
2443 REG_EQUAL and REG_EQUIV notes.
2445 2010-03-22 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/43390
2448 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2449 sure vector extracts are type correct.
2451 2010-03-22 Richard Guenther <rguenther@suse.de>
2454 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2455 x * sqrt (x) even when optimizing for size if the target
2456 has native support for sqrt.
2458 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2460 * varasm.c (make_decl_rtl_for_debug): Also clear
2461 flag_mudflap for the duration of make_decl_rtl call.
2464 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2465 locs from preserved VALUEs.
2467 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2470 * pa.md (movmemsi): Set align to one if zero.
2471 (movmemdi): Likewise.
2473 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2476 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2477 with their corresponding prologue pushes.
2479 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2482 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2483 at the begining or end.
2484 (spu_expand_epilogue): Likewise.
2486 2010-03-20 Richard Guenther <rguenther@suse.de>
2488 PR rtl-optimization/43438
2489 * combine.c (make_extraction): Properly zero-/sign-extend an
2490 extraction of the low part of a CONST_INT. Also handle
2493 2010-03-19 Mike Stump <mikestump@comcast.net>
2495 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2496 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2497 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2499 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2502 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2505 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2507 PR rtl-optimization/42258
2508 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2509 use that may match DEF.
2512 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2513 the cost of loading the constant rather than assuming
2515 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2516 outer code is AND, do the same tests as the andsi3 expander and
2517 return COSTS_N_INSNS (1) if and is cheap.
2519 * optabs.c (avoid_expensive_constant): Fix formatting.
2521 2010-03-19 Michael Matz <matz@suse.de>
2524 * attribs.c (decl_attributes): When rebuilding a function pointer
2525 type use the same qualifiers as the original pointer type.
2527 2010-03-19 Martin Jambor <mjambor@suse.cz>
2529 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2530 and is_gimple_ip_invariant_address.
2532 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2535 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2537 * config/arm/arm.c (arm_override_options): Turn off
2538 flag_dwarf2_cfi_asm for AAPCS variants.
2540 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2543 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2544 Use PRE_MODIFY instead of PRE_DEC.
2545 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2546 (vfp_emit_fstmd): Likewise.
2548 2010-03-19 Michael Matz <matz@suse.de>
2551 * builtins.c (expand_builtin_interclass_mathfn,
2552 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2555 2010-03-19 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/43415
2558 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2559 (phi_translate_1): ... this.
2560 (phi_translate): Move all caching here. Cache all NARY
2561 and REFERENCE translations.
2563 2010-03-19 David S. Miller <davem@davemloft.net>
2565 With help from Eric Botcazou.
2566 * config/sparc/sparc.c: Include dwarf2out.h.
2567 (emit_pic_helper): Delete.
2568 (pic_helper_symbol_name): Delete.
2569 (pic_helper_emitted_p): Delete.
2570 (pic_helper_needed): New.
2571 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2572 (get_pc_thunk_name): New.
2573 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2574 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2575 Set pic_helper_needed to true. Don't call emit_pic_helper.
2576 (sparc_expand_prologue): Update load_pic_register call.
2577 (sparc_output_mi_thunk): Likewise.
2578 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2579 thunk if possible. Output CFI information as needed.
2581 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2582 Jack Howarth <howarth@bromo.med.uc.edu>
2585 * config/i386/i386.h: Fix ABI on darwin x86-32.
2587 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2589 * tree.h: Declare make_decl_rtl_for_debug.
2590 * varasm.c (make_decl_rtl_for_debug): New.
2591 * dwarf2out.c (rtl_for_decl_location): Call it.
2592 * cfgexpand.c (expand_debug_expr): Call it.
2594 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2597 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2601 * var-tracking.c (vt_init_cfa_base): Do nothing if
2602 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2604 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2607 * var-tracking.c (canonicalize_vars_star): New.
2608 (dataflow_post_merge_adjust): Use it.
2610 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2613 * var-tracking.c (non_suitable_const): New function.
2614 (add_uses): For DEBUG_INSNs with constants, don't record any
2615 value, instead just the constant value itself.
2616 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2617 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2618 (emit_notes_in_bb): Likewise.
2619 (emit_note_insn_var_location): For onepart variables if
2620 cur_loc is a VOIDmode constant, use DECL_MODE.
2622 2010-03-18 Martin Jambor <mjambor@suse.cz>
2625 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2626 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2627 all non-clones. Moved call redirection...
2628 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2629 (cgraph_materialize_all_clones): Dispose of all
2630 combined_args_to_skip bitmaps.
2631 (verify_cgraph_node): Do not check for edges pointing to wrong
2632 nodes in inline clones.
2633 * tree-inline.c (copy_bb): Call
2634 cgraph_redirect_edge_call_stmt_to_callee.
2635 * ipa.c (cgraph_remove_unreachable_nodes): Call
2636 cgraph_node_remove_callees even when there are used clones.
2638 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2640 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2642 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2645 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2648 2010-03-18 Michael Matz <matz@suse.de>
2651 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2652 into sqrt(x) if we need to preserve signed zeros.
2654 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2655 Eric Botcazou <ebotcazou@adacore.com>
2657 PR rtl-optimization/43360
2658 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2659 note if we don't know its invariant status.
2661 2010-03-18 Michael Matz <matz@suse.de>
2663 PR tree-optimization/43402
2664 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2665 PHI chains of ssa names registered for update.
2667 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2670 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2671 non-offsettable and pre_modify update addressing.
2672 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2673 and "2" alternatives "#".
2674 (*movdd_softfloat32): Make all alternatives "#";
2675 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2676 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2677 (*movdf_softfloat32): Make all alternatives "#";
2678 (movdi): Use the new DIFD mode iterator to create a common splitter
2679 for movdi, movdf and movdd patterns.
2681 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2683 * common.opt (dumpdir): Remove redundant tab.
2685 2010-03-17 Martin Jambor <mjambor@suse.cz>
2687 PR tree-optimization/43347
2688 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2689 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2691 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2693 PR rtl-optimization/42216
2694 * regrename.c (create_new_chain): New function, broken out from...
2695 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2696 appending a use to an empty chain.
2697 (build_def_use): Remove previous changes that convert OP_INOUT to
2698 OP_OUT operands; instead detect the case where an OP_INOUT operand
2699 uses a previously untracked register and create an empty chain for it.
2701 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2703 * doc/extend.texi (Function Attributes): Rewrite unfinished
2704 sentence in ms_abi documentation.
2706 2010-03-17 Alan Modra <amodra@gmail.com>
2708 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2709 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2710 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2711 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2713 2010-03-16 Richard Henderson <rth@redhat.com>
2716 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2717 (lower_try_finally): Save and restore eh_seq around the expansion
2720 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2722 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2723 statements before splitting block.
2725 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2727 * doc/sourcebuild.texi (Testsuites): Fix markup.
2728 Use pathnames relative to gcc/testsuite.
2729 (Test Directives): Move description of how timeout is determined.
2730 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2731 (C Tests): Correct gcc.misc-tests directory.
2732 Framework tests now live in gcc.test-framework.
2734 2010-03-16 Richard Guenther <rguenther@suse.de>
2737 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2738 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2740 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2741 Alexandre Oliva <aoliva@redhat.com>
2743 PR tree-optimization/42917
2744 * lambda-code.c (remove_iv): Skip debug statements.
2745 (lambda_loopnest_to_gcc_loopnest): Likewise.
2746 (not_interesting_stmt): Debug statements are not interesting.
2748 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2752 * cselib.c (cselib_preserve_constants,
2753 cfa_base_preserved_val): New static variables.
2754 (preserve_only_constants): New function.
2755 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2756 clear its REG_VALUES. If cselib_preserve_constants, don't
2757 empty the whole hash table, but preserve there VALUEs with constants,
2758 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2759 (cselib_preserve_cfa_base_value): New function.
2760 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2761 (cselib_init): Change argument to int bitfield. Set
2762 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2764 (cselib_finish): Clear cselib_preserve_constants and
2765 cfa_base_preserved_val.
2766 * cselib.h (enum cselib_record_what): New enum.
2767 (cselib_init): Change argument to int.
2768 (cselib_preserve_cfa_base_value): New prototype.
2769 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2770 * dse.c (dse_step1): Likewise.
2771 * cfgcleanup.c (thread_jump): Likewise.
2772 * sched-deps.c (sched_analyze): Likewise.
2773 * gcse.c (local_cprop_pass): Likewise.
2774 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2775 If FN is non-NULL, call the callback always and whenever it returns
2776 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2777 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2778 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2779 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2780 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2781 * var-tracking.c: Include recog.h.
2782 (bb_stack_adjust_offset): Remove.
2783 (vt_stack_adjustments): Don't call it, instead just gather the
2784 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2785 (adjust_stack_reference): Remove.
2786 (compute_cfa_pointer): New function.
2787 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2788 (struct adjust_mem_data): New type.
2789 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2791 (get_address_mode): New function.
2792 (replace_expr_with_values): Use it.
2793 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2794 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2795 (adjust_sets): Remove.
2796 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2797 Use get_address_mode.
2798 (get_adjusted_src): Remove.
2799 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2800 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2801 (add_with_sets): Don't call adjust_sets.
2802 (fp_setter, vt_init_cfa_base): New functions.
2803 (vt_initialize): Change return type to bool. Move most of pool etc.
2804 initialization to the beginning of the function from end. Pass
2805 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2806 If !frame_pointer_needed, call vt_stack_adjustment before mos
2807 vector is filled, call vt_init_cfa_base if argp/framep has been
2808 eliminated to sp. If frame_pointer_needed and argp/framep has
2809 been eliminated to hard frame pointer, set
2810 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2811 encountering fp setter in the prologue. For MO_ADJUST, call
2812 log_op_type before pusing the op into mos vector, not afterwards.
2813 Call adjust_insn before cselib_process_insn/add_with_sets,
2814 call cancel_changes (0) afterwards.
2815 (variable_tracking_main_1): Adjust for vt_initialize calling
2816 vt_stack_adjustments and returning whether it succeeded or not.
2818 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2820 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2823 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2825 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2827 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2828 drap_reg has not been set.
2830 2010-03-15 Michael Matz <matz@suse.de>
2833 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2834 use it to expand block copies.
2835 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2836 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2837 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2839 2010-03-15 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/43367
2842 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2845 2010-03-15 Richard Guenther <rguenther@suse.de>
2847 PR tree-optimization/43317
2848 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2850 2010-03-15 Martin Jambor <mjambor@suse.cz>
2852 PR tree-optimization/43141
2853 * tree-sra.c (create_abstract_origin): New function.
2854 (modify_function): Call create_abstract_origin.
2856 2010-03-15 Chris Demetriou <cgd@google.com>
2858 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2861 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2864 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2865 call insert_out_of_ssa_copy for default definitions.
2867 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2869 * graphite-clast-to-gimple.c (my_long_long): Defined.
2870 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2871 * graphite-sese-to-poly.c (my_long_long): Defined.
2872 (scop_ivs_can_be_represented): Use it.
2874 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2876 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2877 graphite-max-bbs-per-function, and loop-block-tile-size.
2878 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2880 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2882 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2884 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2885 forward declaration.
2886 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2887 (add_upper_bounds_from_estimated_nit): New.
2888 (build_loop_iteration_domains): Use it.
2890 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2892 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2894 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2897 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2898 should be an INTEGER_CST. Also handle CASE_CONVERT.
2900 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2902 * graphite.c (graphite_initialize): To bound the number of bbs per
2903 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2904 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2905 * doc/invoke.texi: Document it.
2907 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2909 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2910 * graphite-sese-to-poly.h (build_poly_scop): Same.
2912 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2914 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2915 the number of parameters in the scop. Use as an upper bound
2916 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2917 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2918 * doc/invoke.texi: Document it.
2920 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2922 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2923 * doc/c-tree.texi: Remove.
2924 * doc/generic.texi: Merge c-tree.texi here.
2925 * doc/gccint.texi (Trees): Remove menu entry.
2926 (c-tree.texi): Remove @include.
2927 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2928 * doc/languages.texi (Reading RTL): Ditto.
2930 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2933 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2935 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2938 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2939 code added to work around reload clobbering CONST insns.
2941 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2943 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2944 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2945 (cselib_preserve_only_values): Remove retain argument, don't
2946 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2947 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2948 * var-tracking.c (micro_operation): Move insn field before union.
2949 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2950 (struct variable_tracking_info_def): Remove n_mos field, change
2951 mos into a vector of micro_operations.
2952 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2953 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2954 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2955 changing into a vector.
2956 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2957 come before all other uops generated by add_stores.
2958 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2960 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2961 a vector. Run just one pass over the bbs instead of separate counting
2962 and computation phase.
2963 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2966 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2967 into *nonlocalized_list vector.
2968 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2969 even if origin is non-NULL.
2970 (gen_variable_die): Likewise.
2971 (process_scope_var): Don't change origin.
2972 (gen_decl_die): Likewise.
2973 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2974 before adding new edges instead of after it, fix moving over
2977 2010-03-11 David S. Miller <davem@davemloft.net>
2979 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2981 * configure: Rebuild.
2983 2010-03-11 Martin Jambor <mjambor@suse.cz>
2985 PR tree-optimization/43257
2986 * tree.c (assign_assembler_name_if_neeeded): New function.
2987 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2989 * tree.h (assign_assembler_name_if_neeeded): Declare.
2990 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2991 the function if needed.
2993 2010-03-11 Chris Demetriou <cgd@google.com>
2995 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
2996 include/stdint-gcc.h, and include/stdint.h world-readable.
2998 2010-03-11 Richard Guenther <rguenther@suse.de>
3000 PR tree-optimization/43255
3001 * tree-vrp.c (process_assert_insertions_for): Do not insert
3002 asserts for trivial conditions.
3004 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3006 PR tree-optimization/43280
3007 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3008 generation. Move calculation of size out of the if branch.
3009 (find_bswap): Modify compare number generation.
3011 2010-03-11 Richard Guenther <rguenther@suse.de>
3014 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3015 (input_gimple_stmt): Fixup handled component types during
3016 operand read. Also fix up decls in ADDR_EXPRs.
3018 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3020 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3021 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3023 2010-03-10 Jan Hubicka <jh@suse.cz>
3026 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3027 * varasm.c (get_variable_section): Don't do that here...
3028 (make_decl_rtl): ... and here.
3029 (do_assemble_alias): Produce decl RTL.
3030 (assemble_alias): Likewise.
3032 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3035 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3036 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3038 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3039 (based_loc_descr): Only express drap or vdrap regno based expressions
3040 using DW_OP_fbreg when not optimizing.
3041 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3042 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3043 REG_CFA_SET_VDRAP note.
3045 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3047 PR tree-optimization/43236
3048 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3049 error in calculation of base address in reverse iteration case.
3050 (generate_builtin): Take number of latch executions if the statement
3053 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3056 * tree-eh.c: Include pointer-set.h.
3057 (lower_eh_dispatch): Filter out duplicate case labels and
3058 remove the unneeded edge when the label is unused. Return
3059 true when some edges are removed.
3060 (execute_lower_eh_dispatch): When any lowering resulted in
3061 removing an edge, also delete unreachable blocks.
3063 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3066 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3067 UNSPEC_MACHOPIC_OFFSET.
3069 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3072 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3073 (m68k_delegitimize_address): New function.
3075 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3078 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3081 * var-tracking.c (adjust_sets): New function.
3082 (count_with_sets, add_with_sets): Use it.
3083 (get_adjusted_src): New inline function.
3084 (add_stores): Use it.
3087 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3088 call cselib_dummy_expand_value_rtx_cb instead of
3089 cselib_expand_value_rtx_cb.
3092 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3093 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3094 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3095 and .cfi_endproc around the pic thunks.
3096 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3097 all queued unwind info register saves are saved before the call.
3098 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3099 considered as sp-=4 for unwind info and the pop as sp+=4 which
3100 also clobbers dest, but doesn't actually restore it.
3103 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3104 RTX_FRAME_RELATED_P.
3106 2010-03-09 Jie Zhang <jie@codesourcery.com>
3108 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3109 whitespaces in output template.
3111 2010-03-09 Jie Zhang <jie@codesourcery.com>
3113 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3116 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3118 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3119 builtins.exp in a separate job.
3121 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3123 * graphite-sese-to-poly.c (add_param_constraints): Use
3124 lower_bound_in_type and upper_bound_in_type.
3126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3129 instead of unsigned_type_node.
3131 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3132 Reza Yazdani <reza.yazdani@amd.com>
3135 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3136 on pointer type parameters.
3138 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3142 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3143 handle conversions from pointer to integers.
3144 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3145 induction variable, to be able to work with code generated by CLooG.
3146 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3147 (build_poly_scop): Bail out if we cannot codegen a loop.
3149 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3151 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3152 code generation with gloog_error.
3154 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3156 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3157 Call fold_convert on all the returned values.
3158 (expand_scalar_variables_expr): Pass to
3159 expand_scalar_variables_ssa_name the type of the resulting expression.
3161 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3163 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3164 ppl_min_for_le_pointset.
3165 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3166 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3168 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3170 * graphite-dependences.c (map_into_dep_poly): Removed.
3171 (dependence_polyhedron_1): Use combine_context_id_scat.
3173 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3175 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3176 (struct poly_bb): Same.
3177 (combine_context_id_scat): New.
3179 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3182 * sese.c (name_defined_in_loop_p): Return false for default
3185 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3187 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3188 and clean up the logic.
3190 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3192 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3195 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3197 * var-tracking.c (remove_cselib_value_chains): Define only for
3199 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3200 delete_slot_part, emit_notes_for_differences_1): Don't call
3201 remove_cselib_value_chains here.
3202 (set_slot_part, emit_notes_for_differences_2): Don't call
3203 add_cselib_value_chains here.
3204 (preserved_values): New vector.
3205 (preserve_value): New function.
3206 (add_uses, add_stores, vt_add_function_parameters): Use it
3207 instead of cselib_preserve_value.
3208 (changed_values_stack): New vector.
3209 (check_changed_vars_0): New function.
3210 (check_changed_vars_1, check_changed_vars_2): Use it.
3211 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3212 changed_values_stack VALUEs.
3213 (vt_emit_notes): For all preserved_values call
3214 add_cselib_value_chains. If ENABLE_CHECKING call
3215 remove_cselib_value_chains before verifying value_chains is empty.
3216 Initialize and free changed_values_stack.
3217 (vt_initialize): Initialize preserved_values.
3218 (vt_finalize): Free preserved_values.
3220 2010-03-08 Richard Guenther <rguenther@suse.de>
3222 PR tree-optimization/43269
3223 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3226 2010-03-08 Martin Jambor <mjambor@suse.cz>
3228 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3229 (ipa_is_param_called): Removed.
3230 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3231 (ipa_print_node_params): Do not print the called flag.
3232 (ipa_write_node_info): Do not stream the called flag.
3233 (ipa_read_node_info): Likewise.
3235 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3238 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3239 * cselib.c (struct expand_value_data): Add dummy field.
3240 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3242 (cselib_dummy_expand_value_rtx_cb): New function.
3243 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3245 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3246 * var-tracking.c: Include pointer-set.h.
3247 (variable): Change n_var_parts to char from int. Add
3248 cur_loc_changed and in_changed_variables fields.
3249 (variable_canonicalize): Remove.
3250 (shared_var_p): New inline function.
3251 (unshare_variable): Maintain cur_loc_changed and
3252 in_changed_variables fields. If var was in changed_variables,
3253 replace it there with new_var. Just copy cur_loc instead of
3254 resetting it to something else.
3255 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3256 (dataflow_set_union): Don't call variable_canonicalize.
3257 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3258 of their DEBUG_EXPR_TREE_DECLs.
3259 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3260 and in_changed_variables and cur_loc_changed is false.
3261 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3262 and cur_loc_changed. Don't update cur_loc here.
3263 (variable_merge_over_src): Don't call variable_canonicalize.
3264 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3265 removing loc that is equal to cur_loc, clear cur_loc,
3266 set cur_loc_changed and ensure variable_was_changed is called.
3267 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3268 compare pointers in cur_loc check, if it is equal to loc,
3269 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3270 (variable_different_p): Remove compare_current_location argument,
3271 don't compare cur_loc.
3272 (dataflow_set_different_1): Adjust variable_different_p caller.
3273 (variable_was_changed): If dv had some var in changed_variables
3274 already, reset in_changed_variables flag for it and propagate
3275 cur_loc_changed over to the new variable. On empty var
3276 always set cur_loc_changed. Set in_changed_variables on whatever
3277 var is added to changed_variables.
3278 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3279 Use shared_var_p. When removing loc that is equal to cur_loc,
3280 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3281 end, don't set it to something else, just call variable_was_changed.
3282 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3283 loc being removed, clear cur_loc and set cur_loc_changed.
3284 Set cur_loc_changed if all locations have been removed.
3285 (struct expand_loc_callback_data): New type.
3286 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3287 allocated. Always create SUBREGs if simplify_subreg failed.
3288 Prefer to use cur_loc, when that fails and still in
3289 changed_variables (and seen first time) recompute it. Set
3290 cur_loc_changed of variables which had to change cur_loc and
3291 compute elcd->cur_loc_changed if any of the subexpressions used
3292 had to change cur_loc.
3293 (vt_expand_loc): Adjust to pass arguments in
3294 expand_loc_callback_data structure.
3295 (vt_expand_loc_dummy): New function.
3296 (emitted_notes): New variable.
3297 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3298 that weren't used for any other decl in current
3299 emit_notes_for_changes call call vt_expand_loc_dummy to update
3300 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3301 first loc_chain location if NULL before. Always use just
3302 cur_loc instead of first loc_chain location. When cur_loc_changed
3303 is false, when not --enable-checking=rtl just don't emit any note.
3304 When rtl checking, compute the note and assert it is the same
3305 as previous note. Clear cur_loc_changed and in_changed_variables
3306 at the end before removing from changed_variables.
3307 (check_changed_vars_3): New function.
3308 (emit_notes_for_changes): Traverse changed_vars to call
3309 check_changed_vars_3 on each changed var.
3310 (emit_notes_for_differences_1): Clear cur_loc_changed and
3311 in_changed_variables. Recompute cur_loc of new_var.
3312 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3313 (vt_emit_notes): Initialize and destroy emitted_notes.
3315 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3317 PR rtl-optimization/42220
3318 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3319 Use verify_reg_tracked to determine if we should use OP_OUT rather
3321 (build_def_use): If we see an in-out operand for a register that we
3322 know nothing about, treat is an output if possible, fail the block if
3325 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3328 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3331 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3334 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3335 uses of relevant DEFs that are dead outside the loop too.
3337 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3339 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3341 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3343 * var-tracking.c (values_to_unmark): New variable.
3344 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3345 values_to_unmark vector. Moved body to...
3346 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3347 instead queue it into values_to_unmark vector.
3348 (vt_find_locations): Free values_to_unmark vector.
3350 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3352 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3353 (site.exp): Export them when plugins are enabled.
3355 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3358 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3360 (chrec_fold_multiply): Same.
3362 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3365 * c-decl.c (build_compound_literal): Return early if init is
3368 2010-03-04 Martin Jambor <mjambor@suse.cz>
3370 PR tree-optimization/43164
3371 PR tree-optimization/43191
3372 * tree-sra.c (type_consists_of_records_p): Reject records with
3373 zero-size bit-fields at the end.
3375 2010-03-04 Mike Stump <mikestump@comcast.net>
3377 * Makefile.in (TAGS): Remove *.y.
3379 2010-03-04 Richard Guenther <rguenther@suse.de>
3381 PR tree-optimization/40761
3382 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3384 (my_rev_post_order_compute): New function.
3385 (init_pre): Call it.
3387 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3390 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3391 decrease the cost of an IV candidate when the cost is infinite.
3393 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3395 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3396 Use '3DNow!' for the extension of that name, ensure normal space
3398 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3400 2010-03-03 Jeff Law <law@redhat.com>
3402 * PR middle-end/32693
3403 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3404 than gen_rtx_SUBREG.
3405 (extract_bit_field_1): Likewise.
3407 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3409 * doc/sourcebuild.texi (Test directives): Document that arguments
3410 include-opts and exclude-opts are now optional for dg-skip-if,
3411 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3413 2010-03-03 Jason Merrill <jason@redhat.com>
3416 * cgraph.h (varpool_node): Add extra_name field.
3417 * varpool.c (varpool_extra_name_alias): New.
3418 (varpool_assemble_decl): Emit extra name aliases.
3419 (varpool_mark_needed_node): Look past an extra name alias.
3420 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3421 * lto-streamer-in.c (lto_input_tree): Read it.
3422 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3424 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3426 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3427 (sparc*-*-solaris2*): ...this.
3429 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3432 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3433 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3434 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3435 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3438 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3439 fallthrough to default handling, just with want_address 0 instead of 2.
3440 For single element lists, add_AT_loc directly, otherwise create an
3441 artificial variable DIE and stick location list to it.
3444 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3445 (VAL_EXPR_HAS_REVERSE): Define.
3446 (reverse_op): New function.
3447 (add_stores): For reversible operations add an extra MO_VAL_USE.
3449 2010-03-02 Jason Merrill <jason@redhat.com>
3451 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3453 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3455 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3456 (sparc64-*-linux*): Likewise.
3457 (sparc64-*-solaris2*): Include assembler files before linker ones.
3458 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3459 * config/sparc/gas.h: Delete.
3460 * config/sparc/sol2-64.h: Add copyright notice.
3461 * config/sparc/sol2-gas-bi.h: Likewise.
3462 * config/sparc/sol2-gld.h: Likewise.
3463 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3464 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3465 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3466 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3467 (sparc_elf_asm_named_section): Rename into...
3468 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3470 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3472 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3474 2010-03-02 Jeff Law <law@redhat.com>
3477 * reload1.c (rtx_p, substitute_stack): Declare.
3478 (substitute): Record addresses of changed rtxs.
3479 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3480 Restore the original rtx when complete.
3481 (reload): Free subsitute_stack when complete.
3483 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3485 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3486 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3488 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3489 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3490 Torture Tests): Change from subsection to section.
3492 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3493 Steven Bosscher <steven@gcc.gnu.org>
3495 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3498 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3501 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3502 the assignment from the new induction variable to the assignment
3503 of the value from the original loop PHI function.
3505 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3506 Daniel Jacobowitz <dan@codesourcery.com>
3508 * doc/sourcebuild.texi (Test directives): Clarify options to
3511 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3513 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3514 Disable cfi directives unless GCC and gas agree on using read-only
3515 .eh_frame sections for 64-bit.
3516 * configure: Regenerate.
3518 2010-03-01 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/43220
3521 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3522 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3524 2010-03-01 Richard Guenther <rguenther@suse.de>
3525 Martin Jambor <mjambor@suse.cz>
3528 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3529 gimplified parameters.
3531 2010-03-01 Christian Bruel <christian.bruel@st.com>
3533 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3535 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3537 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3539 2010-03-01 Richard Guenther <rguenther@suse.de>
3542 * expr.c (expand_assignment): Use the alias-oracle to tell
3543 if the rhs aliases the result decl.
3545 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3548 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3549 to sol_gt_pch_get_address.
3550 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3551 64-bit, SPARC and x86.
3552 (sol_gt_pch_get_address): New function.
3554 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3556 * toplev.h (inform_n, error_n): Declare.
3557 * diagnostic.c (inform_n, error_n): New function.
3559 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3561 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3562 has no rtl yet when processing local_decls, queue it and recheck
3563 if deferred stack allocation hasn't assigned it rtl.
3565 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3567 * config/sh/sh.c (unspec_bbr_uid): New.
3568 (gen_block_redirect): Use it instead of INSN_UID.
3569 (gen_far_branch): Likewise.
3571 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3573 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3574 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3576 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3578 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3579 (Warning Options): -Wno-conversion-null is valid for
3580 Objective-C++ as well.
3581 * doc/tm.texi (Named Address Spaces): Likewise.
3582 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3583 * doc/tree-ssa.texi (Tree SSA): Likewise.
3585 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3588 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3589 by default. Don't set the default arch for
3590 i[34567]86-*-darwin*|x86_64-*-darwin*.
3592 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3595 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3596 default. Set the default 32bit/64bit archs with $with_arch
3597 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3599 2010-02-27 Richard Guenther <rguenther@suse.de>
3601 PR tree-optimization/43186
3602 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3603 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3604 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3605 unroller iterations.
3607 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3609 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3610 required and i[34567]86-*-* targets don't support 64bit ISA.
3612 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3615 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3618 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3620 * config.gcc: Set the default arch at least to Prescott for
3621 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3622 if SSE math is enabled.
3624 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3626 * diagnostic.c (diagnostic_initialize): Update.
3627 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3629 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3630 (diagnostic_inhibit_notes): New.
3631 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3633 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3636 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3637 * doc/standards.texi: Likewise.
3638 * doc/extend.texi: Likewise.
3639 * doc/trouble.texi: Likewise.
3640 * doc/cppopts.texi: Likewise.
3641 * doc/install.texi: Likewise.
3642 * c.opt (std=c90,std=gnu90): New options.
3643 * c-opts.c (c_common_handle_option): Handle them.
3645 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3648 * c-decl.c (undeclared_variable): Use an informative note.
3650 2010-02-26 Richard Guenther <rguenther@suse.de>
3652 PR tree-optimization/43186
3653 * gimple.h (gimple_fold): Remove.
3654 * gimple.c (gimple_fold): Remove. Inline into single user ...
3655 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3656 Try harder for conditions.
3658 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3661 * function.c (used_types_insert): Don't skip through named pointer
3662 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3663 and it is different from the main variant's type.
3665 2010-02-26 Nick Clifton <nickc@redhat.com>
3667 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3669 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3671 * config.gcc: Support --with-fpmath=sse for x86.
3673 * config/i386/ssemath.h: New.
3675 * doc/install.texi (--with-fpmath=sse): Documented.
3677 2010-02-26 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/43188
3680 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3681 vector types of over-aligned element type.
3683 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3687 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3689 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3691 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3693 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3695 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3696 * var-tracking.c: Include diagnostic.h.
3697 (debug_dv): New function.
3698 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3701 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3702 (add_value_chain, add_value_chains, remove_value_chain,
3703 remove_value_chains): Handle DEBUG_EXPRs.
3704 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3707 * regcprop.c (struct queued_debug_insn_change): New type.
3708 (struct value_data_entry): Add debug_insn_changes field.
3709 (struct value_data): Add n_debug_insn_changes field.
3710 (debug_insn_changes_pool): New variable.
3711 (free_debug_insn_changes, apply_debug_insn_changes,
3712 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3713 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3714 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3716 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3718 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3719 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3720 changes, call cprop_find_used_regs via note_stores.
3721 (copyprop_hardreg_forward): When copying vd from predecessor
3722 which has any queued DEBUG_INSN changes, make sure the pointers are
3723 cleared. At the end call df_analyze and then if there are any
3724 DEBUG_INSN changes queued at the end of some basic block for still
3725 live registers, apply them.
3726 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3728 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3730 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3733 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3735 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3736 targets. Set the default with_cpu/with_arch from arch/cpu.
3737 Allow x86-64 and native for with_cpu/with_arch.
3739 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3741 * ebitmap.c: Change calls to verify_popcount with calls to
3742 sbitmap_verify_popcount.
3743 (ebitmap_clear_bit): Fixed map->cacheindex test and
3744 map>cache update when bit clearing results in an empty
3747 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3750 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3751 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3752 and support both V2DF and V2DI modes.
3753 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3754 support both V2DF and V2DI modes.
3755 (general): Delete trailing whitespace from a few patterns.
3757 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3758 V2DF/V2DI interleave high/low builtins.
3760 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3763 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3764 interleave high/low functions.
3766 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3768 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3769 #pragma extern_prefix.
3771 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3774 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3775 BLKmode, assert op0 is a MEM and just adjust its mode.
3778 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3779 if bitpos isn't multiple of mode's bitsize.
3781 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3783 * c.opt (-ftemplate-depth=): New.
3784 (-ftemplate-depth-): Deprecate.
3785 * optc-gen.awk: Handle -ftemplate-depth=.
3786 * opth-gen.awk: Likewise.
3787 * c-opts.c (c_common_handle_option): Likewise.
3788 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3790 2010-02-24 Jason Merrill <jason@redhat.com>
3792 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3794 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3796 * cfg.c (alloc_aux_for_block): Remove inline.
3797 (alloc_aux_for_edge): Likewise.
3799 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3801 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3803 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3805 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3806 * config/i386/sol2-gas.h: New file.
3807 * config.gcc (i[34567]86-*-solaris2*): Use it.
3809 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3812 * c-typeck.c (ep_convert_and_check): New.
3813 (build_conditional_expr): Use it.
3814 (build_binary_op): Likewise.
3816 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3818 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3821 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3822 bounds even for -O+.
3823 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3824 expr needs to have DECL_NAME set.
3826 2010-02-24 Nick Clifton <nickc@redhat.com>
3828 * config/mep/mep.c: Include gimple.h.
3829 (mep_function_uses_sp): Delete unused function.
3830 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3831 parameters. Use unsigned integers to count args. Return a
3832 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3834 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3837 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3838 greater or equal to nelt instead of 2 * nelt.
3839 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3842 2010-02-23 Jason Merrill <jason@redhat.com>
3845 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3846 in cfun->local_decls even if they have register types.
3849 * stor-layout.c (place_field): Don't warn about unnecessary
3850 DECL_PACKED if the type is packed.
3852 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3855 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3856 GOTOFF relocs, even when the base reg isn't pic pointer.
3858 2010-02-23 Michael Matz <matz@suse.de>
3861 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3862 (expand_gimple_basic_block): Generate and use debug temps if there
3863 are debug uses left after the last real use of TERed ssa names.
3864 Unlink debug immediate uses when they are expanded.
3866 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3869 * config/i386/i386.c (override_options): Reorganise to provide
3870 better error messages.
3872 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3875 * graphite-scop-detection.c (create_single_exit_edge): Move
3876 the call to find_single_exit_edge to....
3877 (create_sese_edges): ...here. Don't handle multiple edges
3878 exiting the function.
3879 (build_graphite_scops): Don't handle multiple edges
3880 exiting the function.
3882 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3885 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3886 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3888 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3891 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3893 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3896 * c-typeck.c (convert_arguments): Print declaration location.
3897 * c-common.c (validate_nargs): Rename as
3898 builtin_function_validate_nargs.
3899 (check_builtin_function_arguments): Update.
3901 2010-02-22 Richard Guenther <rguenther@suse.de>
3904 * tree-inline.c (declare_return_variable): Use the type of
3905 the call stmt lhs if available.
3907 2010-02-22 Duncan Sands <baldrick@free.fr>
3909 * passes.c (register_pass): Always consider all pass lists when
3910 ref_pass_instance_number is zero.
3912 2010-02-22 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/42749
3915 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3916 parameter. Do arithmetic in the original type.
3917 (update_accumulator_with_ops): Likewise.
3918 (adjust_accumulator_values): Adjust.
3920 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3922 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3923 (QI to BLKmode splitter): New splitter.
3925 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3927 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3928 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3930 2010-02-22 Richard Guenther <rguenther@suse.de>
3932 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3934 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3936 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3937 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3938 ($(T)crti.o, $(T)crtn.o): Remove rules.
3940 2010-02-21 Tobias Burnus <burnus@net-b.de>
3943 * doc/invoke.texi (-fassociative-math): Document that this
3944 option is automatically enabled for Fortran.
3946 2010-02-20 David S. Miller <davem@davemloft.net>
3948 * configure.ac: Test if linker and assembler properly support
3949 GOTDATA_OP relocations.
3950 * configure: Rebuild.
3951 * config.in: Likewise.
3952 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3953 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3954 (movsi_high_pic): Likewise.
3955 (movdi_lo_sum_pic): Likewise.
3956 (movdi_high_pic): Likewise.
3957 (movsi_pic_gotdata_op): New pattern.
3958 (movdi_pic_gotdata_op): Likewise.
3959 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3960 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3962 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3966 attribute to ssemul.
3967 (xop_mulv2div2di3_high): Ditto.
3969 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3972 * c.opt (Wconversion-null): New option.
3973 * doc/invoke.texi (Wconversion-null): Document.
3975 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3977 * common.opt (Wlarger-than-): Add Undocumented.
3979 2010-02-19 Mike Stump <mikestump@comcast.net>
3981 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3983 2010-02-19 Jason Merrill <jason@redhat.com>
3986 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3987 * configure: Likewise.
3989 2010-02-20 Alan Modra <amodra@gmail.com>
3992 * cgraph.h (cgraph_make_decl_local): Declare.
3993 * cgraph.c (cgraph_make_decl_local): New function.
3994 (cgraph_make_node_local): Use it.
3995 * cgraphunit.c (cgraph_function_versioning): Likewise.
3996 * ipa.c (function_and_variable_visibility): Likewise.
3998 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4001 * except.c (sjlj_emit_function_enter): Don't call
4002 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4004 * rtl.h (add_reg_br_prob_note): Remove prototype.
4006 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4009 * c-common.c (conversion_warning): Remove widening conversions
4010 before checking the conversion of integers to reals.
4012 2010-02-19 Mike Stump <mikestump@comcast.net>
4015 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4018 * cgraphunit.c (process_function_and_variable_attributes): Check
4019 DECL_PRESERVE_P instead of looking up attribute "used".
4020 * ipa-pure-const.c (check_decl): Likewise.
4021 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4022 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4023 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4024 instead of attribute "used".
4025 * config/sol2-c.c (solaris_pragma_init): Likewise.
4026 (solaris_pragma_fini): Likewise.
4028 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4030 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4031 Use XCNEW instead of xcalloc.
4032 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4033 XNEW instead of xmalloc.
4034 (get_fields): Use XNEWVEC instead of xmalloc.
4037 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4038 populate vars array.
4039 (create_new_general_access): For debug stmts just reset value.
4040 (get_stmt_accesses): For accesses within debug stmts just record them
4041 using add_access_to_acc_sites instead of preventing the peeling or
4042 counting them as accesses.
4045 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4047 2010-02-19 Richard Guenther <rguenther@suse.de>
4049 PR tree-optimization/42916
4050 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4053 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4055 * configure.ac: Replace all uses of changequote in macro arguments
4056 with proper quoting.
4058 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4061 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4063 2010-02-19 Richard Guenther <rguenther@suse.de>
4065 PR tree-optimization/42944
4066 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4067 test for aliasing with errno.
4069 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4072 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4073 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4074 * dojump.c: Include output.h.
4075 (inv): New inline function.
4076 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4077 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4078 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4079 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4080 argument, pass it down to other calls.
4081 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4082 add REG_BR_PROB note to the conditional jump.
4083 * cfgexpand.c (add_reg_br_prob_note): Removed.
4084 (expand_gimple_cond): Don't call it, add the probability
4085 as last argument to jumpif_1/jumpifnot_1.
4086 * Makefile.in (dojump.o): Depend on output.h.
4087 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4089 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4090 * stmt.c (do_jump_if_equal): Likewise.
4091 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4092 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4093 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4095 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4096 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4097 jumpifnot_1 callers.
4098 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4100 (store_expr): Adjust jumpifnot caller.
4101 (store_constructor): Adjust jumpif caller.
4104 * gimplify.c (gimple_boolify): For __builtin_expect call
4105 gimple_boolify also on its first argument.
4107 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4109 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4111 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4112 * configure: Regenerated.
4114 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4116 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4117 lang_hooks.types_compatible_p instead of comptypes.
4119 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4121 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4122 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4123 if __prefer_thumb__ is defined.
4125 2010-02-18 Martin Jambor <mjambor@suse.cz>
4127 PR tree-optimization/43066
4128 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4129 array with zero-sized element type.
4131 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4133 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4134 rtx, allocate struct var_loc_node here and return it to the
4135 caller, and only if it is actually needed.
4136 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4137 move it earlier and return immediately if it returns NULL.
4139 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4141 * config/sparc/gas.h: New file. Restore
4142 TARGET_ASM_NAMED_SECTION to its ELF default.
4143 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4145 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4146 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4147 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4148 after sparc/sysv4.h.
4150 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4152 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4154 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4156 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4157 patterns from predicated pattern.
4159 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4162 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4163 for insn mnemonic suffix.
4165 2010-02-17 Richard Guenther <rguenther@suse.de>
4167 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4170 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4173 * caller-save.c (save_call_clobbered_regs): If BB ends with
4174 a DEBUG_INSN, move any notes in between last real insn and the last
4175 DEBUG_INSN after the last DEBUG_INSN.
4177 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4179 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4180 Fix return type. Fix argument type. Explain meaning of return value.
4182 2010-02-16 Richard Guenther <rguenther@suse.de>
4184 PR tree-optimization/41043
4185 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4186 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4188 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4190 2010-02-16 Ira Rosen <irar@il.ibm.com>
4192 PR tree-optimization/43074
4193 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4194 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4195 vectorizable cycles in hybrid SLP check.
4196 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4198 2010-02-16 Richard Guenther <rguenther@suse.de>
4200 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4201 (true_dependence): If memrefs_conflict_p computes must-alias
4202 trust it. Move TBAA check after offset-based disambiguation.
4203 (canon_true_dependence): Likewise.
4205 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4207 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4208 * doc/invoke.texi: Document it.
4209 * var-tracking.c: Include toplev.h and params.h.
4210 (vt_find_locations): Return bool indicating success. Compute
4211 hash sizes unconditionally. Check new parameter, report.
4212 (variable_tracking_main_1): Check vt_find_locations results and
4213 retry. Renamed from...
4214 (variable_tracking_main): ... this. New wrapper to preserve
4215 flag_var_tracking_assignments.
4216 * Makefile.in (var-tracking.o): Adjust dependencies.
4218 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4219 Jakub Jelinek <jakub@redhat.com>
4222 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4223 if weak_import attribute is present.
4224 * config/darwin.c (machopic_select_section): Likewise.
4226 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4228 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4229 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4230 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4231 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4233 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4236 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4239 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4240 Rewrite text to refer to the names.
4242 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4244 * config/i386/i386-builtin-types.def
4245 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4246 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4247 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4248 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4249 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4250 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4251 IX86_BUILTIN_VPERMIL2PS256.
4252 (MULTI_ARG_4_DF2_DI_I): Defined.
4253 (MULTI_ARG_4_DF2_DI_I1): Defined.
4254 (MULTI_ARG_4_SF2_SI_I): Defined.
4255 (MULTI_ARG_4_SF2_SI_I1): Defined.
4256 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4257 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4258 __builtin_ia32_vpermil2ps256.
4259 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4260 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4261 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4262 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4263 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4264 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4265 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4266 CODE_FOR_xop_vpermil2v8sf3.
4267 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4268 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4269 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4270 (_mm256_permute2_pd): New.
4271 (_mm_permute2_ps): New.
4272 (_mm256_permute2_ps): New.
4274 2010-02-15 Nick Clifton <nickc@redhat.com>
4276 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4277 boolean parameters. Use emit_jump_insn when emitting a pop
4278 instruction containing a return insn.
4279 (push): Use 'true' rather than '1' as second parameter to F.
4280 (h8300_expand_prologue): Likewise.
4281 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4282 (h8300_expand_epilogue): Likewise.
4284 2010-02-15 Richard Guenther <rguenther@suse.de>
4287 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4290 2010-02-15 Nick Clifton <nickc@redhat.com>
4292 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4295 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4297 * intl.c (fake_ngettext): New function.
4298 * intl.h (fake_ngettext): Declare.
4299 (ngettext): Define macro.
4300 * collect2.c (notice_translated): New function.
4301 (main): Use notice_translated and ngettext.
4302 * collect2.h (notice_translated): Declare.
4304 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4306 * reorg.c (delete_computation): Comment fixes.
4307 * caller-save.c (setup_save_areas): Idem.
4308 * sel-sched-dump.c (dump_lv_set): Idem.
4311 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4313 * config/s390/s390.c (s390_sched_init): New function.
4314 (TARGET_SCHED_INIT): Target hook defined.
4316 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4317 Jack Howarth <howarth@bromo.med.uc.edu>
4318 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4321 Partial revert of unintended change in fix for PR41605.
4322 * config/darwin.h: Fix typo.
4323 * config/darwin9.h: Same.
4325 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4327 * c-pch.c (pch_init): Clear v.
4329 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4332 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4333 graphite_can_represent_init for MULT_EXPR.
4335 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4339 * graphite-sese-to-poly.c (remove_phi): New.
4340 (translate_scalar_reduction_to_array): Call remove_phi.
4342 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4345 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4346 * graphite-clast-to-gimple.h (gloog): Update declaration.
4347 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4348 * graphite-poly.h (struct poly_bb): Add missing comments.
4349 (struct scop): Add poly_scop_p field.
4351 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4352 * graphite.c (graphite_transform_loops): Build the polyhedral
4353 representation for each scop before code generation.
4354 * sese.c (rename_variables_in_operand): Removed.
4355 (rename_variables_in_expr): Return the renamed expression.
4356 (rename_sese_parameters): New.
4357 * sese.h (rename_sese_parameters): Declared.
4359 2010-02-11 Richard Guenther <rguenther@suse.de>
4361 PR tree-optimization/42998
4362 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4363 POINTER_PLUS_EXPR properly.
4365 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4366 Changpeng Fang <changpeng.fang@amd.com>
4369 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4370 the cost of an IV candidate when the IV is used in a test against zero.
4372 * gcc.dg/tree-ssa/ivopts-3.c: New.
4374 2010-02-11 Richard Guenther <rguenther@suse.de>
4377 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4378 pointer-vs-decl case by swapping refs. Handle some cases
4379 of pointer-vs-decl disambiguations more conservatively.
4380 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4381 to false after expanding.
4383 2010-02-11 Richard Guenther <rguenther@suse.de>
4386 * gcc.c (process_command): Handle LTO file@offset case more
4389 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4391 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4392 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4394 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4396 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4397 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4398 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4399 Optimize eq/ne comparisons when both arguments are known to be
4401 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4402 Don't mask operands unnecessarily if they are known to be already
4405 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4407 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4410 2010-02-10 Richard Guenther <rguenther@suse.de>
4412 PR tree-optimization/43017
4413 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4414 for wrapping signed arithmetic.
4416 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4419 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4420 if no debug info should be emitted for it.
4422 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4424 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4425 note when flag_exceptions is set.
4427 2010-02-10 Duncan Sands <baldrick@free.fr>
4429 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4431 2010-02-10 Richard Guenther <rguenther@suse.de>
4434 * tree.c (get_unwidened): Handle constants.
4435 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4437 2010-02-10 Martin Jambor <mjambor@suse.cz>
4440 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4441 check for variable argument counts independently.
4443 2010-02-10 Christian Bruel <christian.bruel@st.com>
4446 * config/sh/sh.c (find_barrier): Increase length for non delayed
4447 conditional branches.
4449 2010-02-10 Christian Bruel <christian.bruel@st.com>
4451 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4453 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4455 * builtins.c (set_builtin_user_assembler_name): Also handle
4456 ffs if int is smaller than word.
4458 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4461 * ira-conflicts.c (get_dup): Remove.
4462 (process_reg_shuffles): Add new parameter. Use it as an
4463 additional guard for copy generation.
4464 (add_insn_allocno_copies): Rewrite.
4466 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4468 * common.opt (fsched2-use-traces): Preserved for backward
4470 * doc/invoke.texi: Remove the documentation about option
4471 -fsched2-use-traces.
4472 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4473 flag_sched2_use_traces.
4474 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4475 the backward compatibility flag section.
4477 2010-02-09 Richard Guenther <rguenther@suse.de>
4479 PR tree-optimization/43008
4480 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4481 make HEAP variables initialized from global memory if they
4482 are not known builtin functions.
4483 (find_func_aliases): Adjust.
4485 2010-02-09 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/43000
4488 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4489 arithmetic manually.
4491 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4493 PR tree-optimization/42931
4494 * tree-loop-linear.c (try_interchange_loops): Don't call
4495 double_int_mul if estimated_loop_iterations failed.
4497 2010-02-08 Martin Jambor <mjambor@suse.cz>
4500 * tree-sra.c (build_accesses_from_assign): Do not mark in
4501 should_scalarize_away_bitmap if stmt has volatile ops.
4502 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4505 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4507 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4509 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4511 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4514 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4517 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4519 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4522 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4523 to unknown_dependence.
4524 (graphite_legal_transform_dr): Handle the unknown_dependence.
4525 (graphite_carried_dependence_level_k): Same.
4527 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4529 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4531 2010-02-07 Richard Guenther <rguenther@suse.de>
4534 * expr.c (get_inner_reference): Always initialize *pbitsize.
4536 2010-02-07 Richard Guenther <rguenther@suse.de>
4539 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4540 new ARRAY_REFs on variable size element or minimal index arrays.
4542 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4543 gimple_fold_indirect_ref.
4545 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4548 * arm.c (arm_override_options): Just return if the user has specified
4549 an invalid fpu name.
4551 2010-02-03 Jason Merrill <jason@redhat.com>
4554 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4555 i386_pe_maybe_record_exported_symbol.
4557 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4560 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4561 (pa_delegitimize_address): New function.
4563 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4565 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4566 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4568 2010-02-05 Richard Guenther <rguenther@suse.de>
4571 * lto-streamer-in.c (get_resolution): Deal with references
4572 to undefined functions.
4574 2010-02-05 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4577 (fold_const_aggregate_ref): Likewise.
4578 (ccp_fold_stmt): Substitute loads.
4579 (maybe_fold_reference): Verify types before substituting.
4581 (fold_gimple_assign): Unshare properly.
4582 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4584 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4586 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4587 for rs6000_gen_cell_microcode.
4589 2010-02-04 Richard Guenther <rguenther@suse.de>
4591 PR rtl-optimization/42952
4592 * dse.c (const_or_frame_p): Remove MEM handling.
4594 2010-02-04 Nick Clifton <nickc@redhat.com>
4596 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4597 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4598 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4599 (mn10300_asm_output_mi_thunk): New function.
4600 (mn10300_can_output_mu_thunk): New function.
4601 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4602 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4603 (FUNCTION_ARG): Delete incorrect comment.
4605 2010-02-03 Jason Merrill <jason@redhat.com>
4608 * fold-const.c (operand_equal_p): Handle erroneous types.
4610 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4612 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4614 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4616 PR rtl-optimization/42941
4617 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4620 2010-02-03 Jason Merrill <jason@redhat.com>
4623 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4625 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4628 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4629 (cselib_reset_table): Renamed from...
4630 (cselib_reset_table_with_next_value): ... this.
4631 (cselib_get_next_uid): Renamed from...
4632 (cselib_get_next_unknown_value): ... this.
4633 * cselib.c (next_uid): Renamed from...
4634 (next_unknown_value): ... this.
4635 (cselib_clear_table): Adjust.
4636 (cselib_reset_table): Adjust. Renamed from...
4637 (cselib_reset_table_with_next_value): ... this.
4638 (cselib_get_next_uid): Adjust. Renamed from...
4639 (cselib_get_next_unknown_value): ... this.
4640 (get_value_hash): Use hash.
4641 (cselib_hash_rtx): Likewise.
4642 (new_cselib_val): Adjust. Set and dump uid.
4643 (cselib_lookup_mem): Pass next_uid as hash.
4644 (cselib_subst_to_values): Likewise.
4645 (cselib_log_lookup): Dump uid.
4646 (cselib_lookup): Pass next_uid as hash. Adjust.
4647 (cselib_process_insn): Adjust.
4648 (cselib_init): Initialize next_uid.
4649 (cselib_finish): Adjust.
4650 (dump_cselib_table): Likewise.
4651 * dse.c (canon_address): Dump value uid.
4652 * print-rtl.c (print_rtx): Print value uid.
4653 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4655 (dv_uid): New function, sort of renamed from...
4656 (dv_htab_hash): ... this, reimplemented in terms of it and...
4657 (dv_uid2hash): ... this. New.
4658 (variable_htab_eq): Drop excess assertions.
4659 (tie_break_pointers): Removed.
4660 (canon_value_cmp): Compare uids.
4661 (variable_post_merge_New_vals): Print uids.
4662 (vt_add_function_parameters): Adjust.
4663 (vt_initialize): Reset table. Adjust.
4665 2010-02-03 Richard Guenther <rguenther@suse.de>
4667 PR tree-optimization/42944
4668 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4669 (call_may_clobber_ref_p_1): Likewise. Properly handle
4670 malloc and calloc clobbering errno.
4672 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4674 * doc/invoke.texi: Fix name of sched1 dump.
4676 * opts.c (decode_options): Set flag_tree_switch_conversion
4677 only conditionally on optimize >= 2.
4679 * gcse.c: Assorted comment fixes in pass description.
4681 2010-02-03 Anthony Green <green@moxielogic.com>
4683 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4684 nop padding in order to maintain alignment of storage location of
4685 target function address.
4686 (moxie_trampoline_init): Store target function address at newly
4688 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4690 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4692 2010-02-03 Richard Guenther <rguenther@suse.de>
4695 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4697 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4699 * config.gcc: Reenable check for obsolete targets.
4700 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4701 mips-sgi-irix6.[0-4]*.
4703 2010-02-02 Nick Clifton <nickc@redhat.com>
4705 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4706 constant size of 4 as being the same as 0.
4707 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4708 can take values in the range 0..4.
4710 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4713 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4714 as _darwin10_Unwind_FindEnclosingFunction().
4715 * libgcc-libsystem.ver: New.
4717 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4720 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4721 implicitly set registers.
4723 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4725 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4726 (arm_override_options): Allow automatic selection of the thread
4727 pointer register if thumb2.
4728 (legitimize_pic_address): Improve code sequences for Thumb2.
4729 (arm_call_tls_get_addr): Likewise.
4730 (legitimize_tls_address): Likewise.
4731 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4732 (pic_load_addr_32bit): ... this. New named pattern.
4733 * thumb2.md (pic_load_addr_thumb2): Delete.
4734 (pic_load_dot_plus_four): Delete.
4735 (tls_load_dot_plus_four): New named pattern.
4737 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4740 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4741 Document fix for TLS bug.
4743 2010-01-31 Richard Guenther <rguenther@suse.de>
4745 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4746 conservatively correct.
4748 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4752 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4754 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4756 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4758 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4760 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4762 * config.gcc: Adjust order of makefile fragments for mingw targets.
4764 2010-01-31 Richard Guenther <rguenther@suse.de>
4767 * gimplify.c (gimplify_init_constructor): For volatile LHS
4768 initialize a temporary.
4770 2010-01-31 Matthias Klose <doko@ubuntu.com>
4772 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4774 * configure: Regenerate.
4776 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4778 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4779 the same alias set and their sizes different constantness.
4780 (aliasing_component_refs_p): Revert 2009-10-24 change.
4782 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4784 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4787 2010-01-29 Richard Guenther <rguenther@suse.de>
4789 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4790 Assert we successfully updated the call.
4792 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4794 PR rtl-optimization/42889
4795 * df.h (df_set_bb_dirty_nonlr): New prototype.
4796 * df-core.c (df_set_bb_dirty_nonlr): New function.
4797 * df-scan.c (df_insn_rescan): Call it instead of
4798 df_set_bb_dirty for DEBUG_INSNs.
4800 2010-01-29 Richard Guenther <rguenther@suse.de>
4803 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4804 quadratic behavior in most cases.
4806 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4810 in the call to gen_x86_movsicc_0_m1.
4812 2010-01-28 Richard Guenther <rguenther@suse.de>
4814 PR tree-optimization/42871
4815 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4817 2010-01-28 Richard Guenther <rguenther@suse.de>
4819 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4820 into call arguments.
4822 2010-01-28 Richard Guenther <rguenther@suse.de>
4825 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4826 the forwarder if the destination is an EH landing pad.
4828 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4830 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4831 block list passed to gimple_duplicate_sese_tail.
4832 (parallelize_loops): Avoid parallelization when the function
4834 Avoid parallelization when the preheader is IRREDUCIBLE.
4835 Try to optimize when estimated_loop_iterations_int is unresolved.
4836 Add the loop's location to the dump file.
4837 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4838 (gimple_duplicate_sese_tail): Remove the check for the latch.
4839 Redirect nexits to the exit block.
4840 Remove handling of the incoming edges to the latch.
4841 Redirect the backedge from the copied latch to the exit bb.
4843 2010-01-28 Michael Matz <matz@suse.de>
4846 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4847 Wrap force_reg into a sequence, emit it before user.
4849 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4851 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4853 (arm_legacy_rev): Likewise.
4854 (thumb_legacy_rev): Likewise.
4856 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4858 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4859 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4860 on MEM's address failed, try avoid_constant_pool_reference and
4861 recurse if it returned something different.
4862 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4863 address, try avoid_constant_pool_reference and recurse if it
4864 returned something different.
4865 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4866 address and avoid_constant_pool_reference returned something
4867 different, don't set have_address.
4869 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4872 * var-tracking.c (val_store): Add modified argument, obey it.
4874 (count_uses): Move down logging of main.
4875 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4876 don't need resolution.
4877 (emit_notes_in_bb): Likewise.
4879 2010-01-27 Richard Guenther <rguenther@suse.de>
4882 * tree-inline.c (remap_decl): Delay remapping of SSA name
4883 default definitions until we need them.
4885 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4887 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4888 (rs6000_delegitimize_address): New function.
4890 * config/s390/s390.c (s390_delegitimize_address): Call
4891 delegitimize_mem_from_attrs.
4894 * tree-inline.c (cannot_copy_type_1): Removed.
4895 (copy_forbidden): Don't forbid copying of functions containing
4896 records/unions with variable length fields.
4898 2010-01-27 Christian Bruel <christian.bruel@st.com>
4902 * config/sh/sh.c (find_barrier): Increase length for non delayed
4903 conditional branches.
4905 2010-01-27 Matthias Klose <doko@ubuntu.com>
4907 * configure.ac (gnu-unique-object): Fix ldd version check.
4908 * configure: Regenerate.
4910 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4912 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4914 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4915 Test for HAVE_GNU_AS value.
4917 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4919 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4920 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4921 INT64_TYPE): Define.
4922 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4923 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4924 INT_LEAST64_TYPE): Define.
4925 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4926 UINT_LEAST64_TYPE): Define.
4927 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4928 INT_FAST64_TYPE): Define.
4929 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4930 UINT_FAST64_TYPE): Define.
4931 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4932 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4933 (SIG_ATOMIC_TYPE): Define.
4935 2010-01-26 Richard Guenther <rguenther@suse.de>
4937 * df-scan.c (df_scan_set_bb_info): Remove assert.
4938 (df_insn_rescan_debug_internal): Merge asserts.
4939 (df_install_ref): Likewise.
4940 (df_mark_reg): Use bitmap_set_range.
4941 (df_hard_reg_used_p): Remove assert.
4942 (df_hard_reg_used_count): Likewise.
4944 2010-01-26 Richard Guenther <rguenther@suse.de>
4946 PR rtl-optimization/42685
4947 * web.c (web_main): Ignore DEBUG_INSNs.
4949 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4951 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4953 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4954 Fix types of fndecl and arglist parameters.
4956 2010-01-26 Richard Guenther <rguenther@suse.de>
4959 * tree-eh.c (unsplit_eh): Skip debug insns.
4961 2010-01-26 Richard Guenther <rguenther@suse.de>
4963 PR tree-optimization/42250
4964 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4966 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4969 * omp-low.c (expand_omp_sections): Only use single_pred if
4970 l2_bb is single_pred_p.
4972 2010-01-25 Christian Bruel <christian.bruel@st.com>
4975 * config/sh/sh.c (find_barrier): Increase length for non delayed
4976 conditional branches.
4977 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4979 2010-01-24 David S. Miller <davem@davemloft.net>
4981 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4982 define if not using GAS.
4983 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4984 Likewise. Delete SECTION_MERGE code, which is only applicable
4987 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4990 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4991 mangling of va_list in system headers.
4993 2010-01-23 Toon Moene <toon@moene.org>
4995 * tree-predcom.c (combine_chains): Return NULL, not false.
4997 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
4999 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5000 initialization of variable res to agree with return type.
5002 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5004 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5005 * tree-sra.c: Add include of expr.h.
5007 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5009 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5010 insert the debug stmt on the single non-EH edge from the stmt.
5012 2010-01-22 Richard Henderson <rth@redhat.com>
5015 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5016 the RHS until after generate_subtree_copies has insertted its
5017 code before the current statement.
5019 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5021 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5023 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5025 2010-01-21 Martin Jambor <mjambor@suse.cz>
5027 PR tree-optimization/42585
5028 * tree-sra.c (struct access): New field grp_total_scalarization.
5029 (dump_access): Dump the new field.
5030 (should_scalarize_away_bitmap): New variable.
5031 (cannot_scalarize_away_bitmap): Likewise.
5032 (sra_initialize): Allocate new bitmaps.
5033 (sra_deinitialize): Free new bitmaps.
5034 (create_access_1): New function.
5035 (create_access): Parts moved to create_access_1.
5036 (type_consists_of_records_p): New function.
5037 (completely_scalarize_record): Likewise.
5038 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5039 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5040 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5042 (analyze_all_variable_accesses): Completely scalarize small eligible
5045 2010-01-21 Martin Jambor <mjambor@suse.cz>
5047 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5049 2010-01-21 Andrew Haley <aph@redhat.com>
5051 * gcc.c (process_command): Move lang_specific_driver before
5052 setting cc_libexec_prefix.
5054 2010-01-21 Richard Guenther <rguenther@suse.de>
5057 * fold-const.c (negate_expr_p): Pretend only negative
5058 real constants are easily negatable.
5060 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5061 Jason Merrill <jason@redhat.com>
5063 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5064 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5065 * calls.c (initialize argument_information): Handle it.
5066 * c-common.c (handle_transparent_union_attribute): Use new name.
5067 * c-decl.c (finish_struct): Ditto.
5068 * c-typeck.c (type_lists_compatible_p): Ditto.
5069 (convert_for_assignment): Use new name and also handle record.
5070 * function.c (aggregate_value_p): Handle it.
5071 (pass_by_reference): Ditto.
5072 (assign_parm_data_types): Ditto.
5073 * print-tree.c (print_node): Ditto.
5074 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5075 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5076 * tree.c (first_field): New fn.
5078 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5081 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5082 even when linking statically, for now.
5084 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5087 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5088 without a cselib val.
5089 (count_uses): Accept MO_VAL_SET with no val on stores.
5090 (add_stores): Likewise.
5092 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5094 * var-tracking.c (check_value_val): Add a compile time assertion.
5095 (dv_is_decl_p): Simplify.
5096 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5097 gcc_assert if ENABLE_CHECKING.
5099 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5102 * var-tracking.c: Include tree-flow.h.
5103 (mem_dies_at_call): New.
5104 (dataflow_set_preserve_mem_locs): Use it.
5105 (dataflow_set_remove_mem_locs): Likewise.
5106 (dump_var): Renamed from dump_variable. Adjust all callers.
5107 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5108 * Makefile.in (var-tracking.o): Adjust deps.
5110 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5112 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5114 2010-01-20 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/42717
5117 * tree-ssa-dce.c (get_live_post_dom): Remove.
5118 (forward_edge_to_pdom): Take an arbitrary edge to copy
5119 degenerate PHI args from.
5120 (remove_dead_stmt): Use the first post-dominator even if it
5121 does not contain live statements as redirection destination.
5123 2010-01-20 Richard Guenther <rguenther@suse.de>
5125 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5127 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5129 * sel-sched.c (create_speculation_check): Remove set but not used
5131 (try_transformation_cache): Remove set but not used variable ds.
5132 (calculate_privileged_insns): Remove set but not used variables
5133 cur_insn and min_spec_insn.
5134 (find_best_expr): Remove set but not used variable avail_n.
5135 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5137 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5139 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5140 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5143 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5146 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5147 cpu types. Add support for *-sse3 cpu types.
5148 (x86_64-*-*): Ditto.
5150 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5153 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5154 argument, call initializer_constant_valid_p_1 instead of
5155 initializer_constant_valid_p, pass CACHE to it, return NULL
5156 immediately if first call returns NULL.
5157 (initializer_constant_valid_p_1): New function.
5158 (initializer_constant_valid_p): Use it.
5160 2010-01-20 Thomas Quinot <quinot@adacore.com>
5162 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5164 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5166 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5167 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5168 (loc_list_from_tree): Don't handle unsigned division. Handle
5169 signed modulo using DW_OP_{over,over,div,mul,minus}.
5170 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5171 modulo instead of signed.
5173 2010-01-20 DJ Delorie <dj@redhat.com>
5175 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5177 (h8300_emit_stack_adjustment): Propogate it.
5179 (h8300_expand_prologue): Likewise.
5180 (h8300_expand_epilogue): Likewise.
5182 2010-01-19 Michael Matz <matz@suse.de>
5184 PR tree-optimization/41783
5185 * tree-data-ref.c (toplevel): Include flags.h.
5186 (dump_data_dependence_relation): Also dump the inputs if the
5187 result will be unknown.
5188 (split_constant_offset_1): Look through some conversions.
5189 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5190 the offset from last element is too large.
5191 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5192 (reassociate_to_the_same_stmt): Handle vector registers.
5193 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5195 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5196 wide_prolog_niters argument, emit widening instructions.
5197 (vect_do_peeling_for_alignment): Adjust caller, use widened
5198 variant of the iteration cound.
5199 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5201 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5204 * config/arm/neon-testgen.m (emit_automatics): New parameter
5205 features. Adjust for Fixed_return_reg feature.
5206 (test_intrinsic): Call emit_automatics with new feature.
5207 * config/arm/neon.ml: Update copyright years.
5208 (features): New Fixed_return_reg feature.
5209 (ops): Update feature for Vget_low.
5211 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5213 PR tree-optimization/42719
5214 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5218 * fwprop.c (all_uses_available_at): Return false if def_set dest
5219 is a REG that is used in def_insn.
5221 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5223 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5225 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5228 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5230 * target.h (struct gcc_target) <secondary_reload>: Change type
5231 of last argument to secondary_reload_info *.
5233 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5236 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5237 memory references with unaligned offsets. Remove CQImode handling.
5238 (unaligned_memory_operand): Return 1 for memory references with
5239 unaligned offsets. Remove CQImode handling.
5241 2010-01-18 Richard Guenther <rguenther@suse.de>
5244 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5247 2010-01-18 Richard Guenther <rguenther@suse.de>
5249 PR tree-optimization/42781
5250 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5251 restrict processing only if the original variable was artificial.
5253 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5255 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5256 find number of popped argument bytes.
5258 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5259 Fix the text that describes the return value for invalid insns.
5261 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5263 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5264 Clarify what 'cost of the -dependence' is. Fix quoting.
5266 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5267 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5269 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5271 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5272 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5274 2010-01-17 Richard Guenther <rguenther@suse.de>
5277 * function.c (split_complex_args): Take a VEC to modify.
5278 (assign_parms_augmented_arg_list): Build a VEC instead of
5279 a chain of PARM_DECLs.
5280 (assign_parms_unsplit_complex): Take a VEC of arguments.
5281 Do not fixup unmodified parms.
5282 (assign_parms): Deal with the VEC.
5283 (gimplify_parameters): Likewise.
5285 2010-01-17 Richard Guenther <rguenther@suse.de>
5287 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5288 node existence check.
5289 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5290 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5291 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5292 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5293 (gimple_execute_on_growing_pred): Likewise.
5295 2010-01-17 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/42773
5298 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5299 (compute_antic_aux): Likewise.
5300 (compute_partial_antic_aux): Likewise.
5302 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5305 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5308 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5310 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5313 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5314 Fix markup for strict argument.
5316 (TARGET_SCHED_REORDER2): Fix argument types.
5318 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5319 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5321 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5322 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5324 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5327 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5328 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5329 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5330 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5331 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5333 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5335 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5337 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5338 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5340 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5342 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5345 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5347 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5348 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5350 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5352 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5354 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5355 referring to it. Fix language.
5357 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5359 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5361 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5363 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5365 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5366 '@var{stream}. Remove stray 'and'.
5368 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5370 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5372 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5374 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5375 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5377 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5378 Fix description of return value.
5379 Rename argument "sz" to "len."
5381 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5382 Clarify meaning of 'true' return value.
5384 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5386 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5387 rep_mode versus mode_rep.
5389 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5391 (TARGET_BUILTIN_DECL): Fix name.
5393 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5395 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5397 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5399 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5401 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5403 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5406 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5407 Rename argument tm_fn to md_fn.
5409 (TARGET_OPTION_PRINT): Fix argument list.
5411 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5414 * config/i386/i386.c (ix86_fixup_binary_operands):
5415 Revert FMA4 fixup of operands.
5417 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5420 * Makefile.in (write_entries_to_file, install-plugin):
5421 Use \012 instead of \n with tr.
5423 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5425 * configure.ac (HAVE_AS_REF): New C macro.
5426 * configure: Regenerate.
5427 * config.in: Likewise.
5428 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5430 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5433 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5435 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5437 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5439 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5441 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5443 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5445 (TARGET_BINDS_LOCAL_P): Fix argument type.
5447 (TARGET_ASM_FILE_END): Use prototype.
5449 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5451 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5453 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5455 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5457 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5458 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5460 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5461 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5463 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5464 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5465 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5466 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5468 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5470 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5472 (TARGET_INIT_BUILTINS): Use prototype.
5474 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5475 Put 'const char *' in braces. Fix parameter types.
5476 (TARGET_INVALID_CONVERSION): Fix parameter types.
5477 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5478 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5480 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5483 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5485 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5487 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5489 * doc/tm.texi (TARGET_HELP): Fix return type.
5491 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5492 in braces. Fix argument types.
5494 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5496 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5498 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5500 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5501 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5503 (TARGET_MANGLE_TYPE): Fix argument types.
5505 (TARGET_IRA_COVER_CLASSES): Use prototype.
5507 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5509 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5511 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5513 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5515 (TARGET_CALLEE_COPIES): Fix argument types.
5517 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5519 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5521 (TARGET_FUNCTION_VALUE): Fix argument types.
5523 (TARGET_RETURN_IN_MSB): Fix argument type.
5525 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5527 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5529 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5531 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5532 agree with return type.
5534 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5536 2010-01-15 Jing Yu <jingyu@google.com>
5538 PR rtl-optimization/42691
5539 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5540 a pseudo to a constant and are merged, and adjust comments.
5542 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5544 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5546 2010-01-15 Richard Guenther <rguenther@suse.de>
5549 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5550 labels of computed or non-local gotos to the destination.
5551 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5552 landing pad label is the first label.
5554 2010-01-15 Richard Guenther <rguenther@suse.de>
5556 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5558 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5561 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5562 to allow generation of the xssqrtdp instruction on power7.
5563 (sqrtdf2_fpr): Ditto.
5565 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5568 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5569 functions with noreturn attribute.
5572 * varasm.c (declare_weak): Add weak attribute to decl if it
5573 doesn't have one already.
5574 (assemble_external): Only add decls to weak_decls if they also
5575 have weak attribute.
5577 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5579 * var-tracking.c (var_reg_delete): Don't delete the association
5580 between REGs and values or one-part variables if the register
5583 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5586 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5587 because its first operand is a non-localized variable.
5589 2010-01-14 Martin Jambor <mjambor@suse.cz>
5591 PR tree-optimization/42706
5592 * tree-sra.c (encountered_recursive_call): New variable.
5593 (encountered_unchangable_recursive_call): Likewise.
5594 (sra_initialize): Initialize both new variables.
5595 (callsite_has_enough_arguments_p): New function.
5596 (scan_function): Call decl and flags check only for IPA-SRA, check
5597 whether there is a recursive call and whether it has enough arguments.
5598 (all_callers_have_enough_arguments_p): New function.
5599 (convert_callers): Look for recursive calls only when
5600 encountered_recursive_call is set.
5601 (ipa_early_sra): Bail out either if
5602 !all_callers_have_enough_arguments_p or
5603 encountered_unchangable_recursive_call.
5605 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5607 * sel-sched.c: Add 2010 to copyright years.
5608 * sel-sched-ir.c: Likewise.
5609 * sel-sched-ir.h: Likewise.
5611 2010-01-14 Martin Jambor <mjambor@suse.cz>
5613 PR tree-optimization/42714
5614 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5615 constructors specially.
5617 2010-01-14 Andi Kleen <ak@linux.intel.com>
5619 * config/i386/drivers-i386.c (detect_caches_intel):
5620 Add l2sizekb parameter and fill in.
5621 (host_detect_local_cpu): Add l2sizekb, fill in.
5622 Add Atom small cache heuristic.
5624 2010-01-14 Andi Kleen <ak@linux.intel.com>
5626 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5627 Add level3 parameter and fill in.
5628 (detect_caches_intel): Handle level3 cache.
5630 2010-01-14 Andi Kleen <ak@linux.intel.com>
5632 * config/i386/drivers-i386.c (host_detect_local_cpu):
5633 Fix core duo detection.
5635 2010-01-14 Andi Kleen <ak@linux.intel.com>
5637 * config/i386/drivers-i386.c (host_detect_local_cpu):
5640 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5642 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5643 (rs6000_variable_issue_1): this. Use...
5644 (rs6000_variable_issue): here. Reimplement. Print debug info.
5646 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5648 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5649 sel_restore_notes. Update all callers. Call reemit_notes
5652 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5654 PR rtl-optimization/42246
5655 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5658 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5660 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5661 all successors is the same as number of successors in current region.
5663 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5665 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5666 to rename is not separable. Otherwise check that its LHS is not NULL.
5668 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5670 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5672 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5674 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5675 available registers when failed to discover LHS register class.
5676 Fix indentation. Update comment.
5678 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5679 Alexander Monakov <amonakov@ispras.ru>
5681 PR rtl-optimization/42389
5682 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5684 (advance_state_on_fence): Likewise.
5685 (sel_target_adjust_priority): Print debug output only when
5686 sched_verbose >= 4, not 2.
5687 (get_expr_cost): Do not issue all unique insns on the next cycle.
5688 (fill_insns): Initialize can_issue_more from the value saved
5690 * sel-sched-ir.c (flist_add): New parameter issue_more.
5691 Init FENCE_ISSUE_MORE with it.
5692 (merge_fences): Likewise.
5693 (init_fences): Update call to flist_add.
5694 (add_to_fences, add_clean_fence_to_fences)
5695 (add_dirty_fence_to_fences): Likewise.
5696 (move_fence_to_fences): Update call to merge_fences.
5697 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5699 * sel-sched-ir.h (struct _fence): New field issue_more.
5700 (FENCE_ISSUE_MORE): New accessor macro.
5702 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5704 PR rtl-optimization/42388
5705 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5706 that have no predecessors nor successors. Do not call move_bb_info
5707 for empty blocks outside of current region.
5709 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5711 PR rtl-optimization/42294
5712 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5713 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5714 originators' originators.
5716 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5718 PR rtl-optimization/39453
5719 PR rtl-optimization/42246
5720 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5722 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5724 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5725 Alexander Monakov <amonakov@ispras.ru>
5728 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5729 (maybe_tidy_empty_bb): ... here. Make static. Add new
5730 argument. Update all callers.
5731 (tidy_control_flow): ... and here. Recompute topological order
5732 of basic blocks in region if necessary.
5733 (sel_redirect_edge_and_branch): Change return type. Return true
5734 if topological order might have been invalidated.
5735 (purge_empty_blocks): Export and move from...
5736 * sel-sched.c (purge_empty_blocks): ... here.
5737 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5738 (maybe_tidy_empty_bb): Delete prototype.
5739 (purge_empty_blocks): Declare.
5741 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5743 PR rtl-optimization/42249
5744 * sel-sched.c (try_replace_dest_reg): When chosen register
5745 and original register is the same, do not bail out early, but
5746 still check all original insns for validity of replacing destination
5747 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5750 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5753 Port from no-undefined-overflow branch:
5754 2009-03-09 Richard Guenther <rguenther@suse.de>
5756 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5758 2010-01-14 Richard Guenther <rguenther@suse.de>
5761 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5763 2010-01-14 Ira Rosen <irar@il.ibm.com>
5765 PR tree-optimization/42709
5766 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5767 as scalar type in creation of constant vector operand.
5769 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5772 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5773 (check-parallel-%): Match `testsuite' directory component only
5776 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5778 PR translation/39521
5779 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5782 2010-01-13 Richard Guenther <rguenther@suse.de>
5784 PR tree-optimization/42730
5785 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5788 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5791 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5792 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5795 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5797 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5798 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5799 ___umulsi3_highpart.
5801 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5802 rather than schedule_insns if the pass is enabled.
5804 2010-01-13 Martin Jambor <mjambor@suse.cz>
5806 PR tree-optimization/42704
5807 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5810 2010-01-13 Martin Jambor <mjambor@suse.cz>
5812 PR tree-optimization/42703
5813 * tree-sra.c (analyze_access_subtree): Check that we can build a
5814 reference to the original data within the aggregate.
5816 2010-01-13 Richard Guenther <rguenther@suse.de>
5818 PR tree-optimization/42705
5819 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5821 2010-01-13 Richard Guenther <rguenther@suse.de>
5824 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5826 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5829 * var-tracking.c (values_to_unmark): New variable.
5830 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5831 values_to_unmark vector. Moved body to...
5832 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5833 instead queue it into values_to_unmark vector.
5834 (vt_find_locations): Free values_to_unmark vector.
5836 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5838 * config/s390/s390.c (override_options): Set
5839 default of max-pending-list-length to 256
5841 2010-01-13 Richard Guenther <rguenther@suse.de>
5844 * tree-pass.h (PROP_gimple_lcx): New.
5845 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5846 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5847 before the final cleanup_eh.
5848 (dump_properties): Dump PROP_gimple_lcx.
5849 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5850 (tree_lower_complex_O0): Remove.
5851 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5852 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5853 tree_lower_complex, schedule TODO_update_ssa.
5854 * lto-streamer-out.c (output_function): Stream the functions
5856 * lto-streamer-in.c (input_function): Likewise.
5857 (lto_read_body): Do not override them here.
5859 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5862 * c-typeck.c (build_c_cast): Fold value cast to union type before
5863 wrapping it in a CONSTRUCTOR.
5865 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5867 PR rtl-optimization/42699
5868 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5871 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5873 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5874 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5875 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5876 SUBTARGET_WARN_UNUSED_SPEC): ... here
5877 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5879 2010-01-12 Julian Brown <julian@codesourcery.com>
5881 * config/arm/neon-schedgen.ml (Utils): Don't try to
5882 open missing module.
5883 (find_with_result): New.
5885 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5888 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5889 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5891 PR tree-optimization/42645
5892 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5893 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5894 decl_map, set processing_debug_stmt to -1 and return name without
5897 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5899 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5900 binutils version, and reword target configuration description.
5902 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5904 * config/avr/avr.h (LINKER_NAME): Remove.
5906 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5909 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5910 that support VSX, warn for -mno-altivec if vsx is not disabled,
5913 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5914 Shujing Zhao <pearly.zhao@oracle.com>
5916 PR translation/42469
5917 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5918 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5919 character between option name and help text.
5920 * c.opt (imultilib): Likewise.
5922 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5924 * lto-streamer-out.c (output_unreferenced_globals): Output static
5927 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5929 PR rtl-optimization/42621
5930 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5931 optimizing for size.
5932 (duplicate_computed_gotos): Remove now-redundant check.
5934 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5937 * configure.ac: Save and restore LDFLAGS and LIBS
5938 * configure: Regenerate.
5940 2010-01-10 Richard Guenther <rguenther@suse.de>
5943 * builtins.c (fold_builtin_strlen): Add type argument and
5944 convert the resulting length to it.
5945 (fold_builtin_1): Adjust.
5947 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5949 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5950 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5952 (num_insns_constant_wide): Adjust for that change.
5954 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5957 * web.c (union_defs): Add used argument, to combine uses of
5959 (entry_register): Adjust type and tests of used argument.
5960 (web_main): Widen used for new use. Pass it to union_defs.
5961 * df.h (union_defs): Adjust prototype.
5963 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5966 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5967 uses in new incoming argument. Free body.
5968 (reset_debug_uses_in_loop): New.
5969 (analyze_insn_to_expand_var): Call the latter if the former found
5970 anything. Fix whitespace. Reject invalid dest overlaps before
5971 going through all insns in the loop.
5973 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5976 * haifa-sched.c (dying_use_p): Debug insns don't count.
5978 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5981 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5982 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5983 (verify_gimple_call): Reject LHS in noreturn calls.
5985 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5989 * tree-vect-loop-manip.c (adjust_info): New type.
5990 (adjust_vec): New pointer to vector.
5991 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
5992 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
5993 (slpeel_update_phis_for_duplicate_loop): Use them.
5994 (slpeel_update_phi_nodes_for_guard1): Likewise.
5995 (slpeel_update_phi_nodes_for_guard2): Likewise.
5996 (slpeel_tree_peel_loop_to_edge): Likewise.
5997 (vect_update_ivs_after_vectorizer): Likewise.
5999 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6001 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6002 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6004 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6006 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6007 bogus uninitialized warning.
6009 2010-01-09 Richard Guenther <rguenther@suse.de>
6012 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6013 the evolution is compatible with the initial condition.
6015 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6017 * gcc.c (process_command): Update copyright notice dates.
6018 * gcov.c (print_version): Likewise.
6019 * gcov-dump.c (print_version): Likewise.
6020 * mips-tfile.c (main): Likewise.
6021 * mips-tdump.c (main): Likewise.
6023 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6026 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6028 (rotlhi3_8): Delete.
6030 (rotlsi3_8): Delete.
6031 (rotlsi3_16): Delete.
6032 (rotlsi3_24): Delete.
6034 (*rotw<mode>3): New.
6035 (*rotb<mode>3): New.
6036 * config/avr/avr.c (avr_rotate_bytes): New function.
6037 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6039 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6042 * configure.ac: Modify -rdynamic check.
6043 * configure: Regenerate.
6045 2010-01-08 DJ Delorie <dj@redhat.com>
6047 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6048 register popping order.
6050 2010-01-08 Richard Guenther <rguenther@suse.de>
6053 * c.opt (fsigned-char): Also let LTO handle this option.
6054 (funsigned-char): Likewise.
6056 2010-01-07 Richard Guenther <rguenther@suse.de>
6058 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6059 (gimple_op): Likewise.
6060 (gimple_op_ptr): Likewise.
6061 (gimple_assign_set_lhs): Remove gcc_assert.
6062 (gimple_assign_set_rhs1): Likewise.
6063 (gimple_assign_set_rhs2): Likewise.
6064 (gimple_call_set_lhs): Likewise.
6065 (gimple_call_set_fn): Likewise.
6066 (gimple_call_set_fndecl): Likewise.
6067 (gimple_call_fndecl): Likewise.
6068 (gimple_call_return_type): Likewise.
6069 (gimple_call_set_chain): Likewise.
6070 (gimple_call_num_args): Likewise.
6071 (gimple_call_set_arg): Likewise.
6072 (gimple_cond_set_code): Likewise.
6073 (gimple_cond_set_lhs): Likewise.
6074 (gimple_cond_set_rhs): Likewise.
6075 (gimple_cond_set_true_label): Likewise.
6076 (gimple_cond_set_false_label): Likewise.
6077 (gimple_label_set_label): Likewise.
6078 (gimple_goto_set_dest): Likewise.
6079 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6080 (gimple_debug_bind_get_value): Likewise.
6081 (gimple_debug_bind_get_value_ptr): Likewise.
6082 (gimple_debug_bind_set_var): Likewise.
6083 (gimple_debug_bind_set_value): Likewise.
6084 (gimple_debug_bind_reset_value): Likewise.
6085 (gimple_debug_bind_has_value_p): Likewise.
6086 (gimple_return_retval_ptr): Remove gcc_assert.
6087 (gimple_return_retval): Likewise.
6088 (gimple_return_set_retval): Likewise.
6089 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6090 (safe_referenced_var_iterator): Remove.
6091 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6092 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6093 (fill_referenced_var_vec): Remove.
6094 (first_readonly_imm_use): Remove redundant gcc_assert.
6095 (phi_arg_index_from_use): Combine gcc_asserts.
6096 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6097 (first_imm_use_stmt): Remove redundant gcc_assert.
6098 * tree-cfg.c (verify_gimple_call): Verify function and chain
6099 operands. Verify arguments.
6100 (verify_types_in_gimple_stmt): Verify condition code and labels.
6102 2010-01-07 Richard Guenther <rguenther@suse.de>
6104 PR tree-optimization/42641
6105 * sese.c (rename_map_elt_info): Use the SSA name version, do
6108 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6110 PR tree-optimization/42625
6111 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6112 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6114 2010-01-07 Duncan Sands <baldrick@free.fr>
6116 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6118 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6121 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6122 note itself is not function_invariant_p.
6124 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6126 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6127 Do not add the DF_NOTE problem.
6128 * store-motion.c (execute_rtl_store_motion): Likewise.
6130 2010-01-07 Martin Jambor <mjambor@suse.cz>
6132 PR tree-optimization/42157
6133 * tree-sra.c (compare_access_positions): Stabilize sort if both
6134 accesses have integer types, return zero immediately if they are the
6137 2010-01-06 Richard Henderson <rth@redhat.com>
6140 * haifa-sched.c (add_to_note_list): Merge into ...
6141 (concat_note_lists): ... here, and ...
6142 (unlink_other_notes, rm_other_notes): Merge into...
6143 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6144 NOTE_INSN_EPILOGUE_BEG.
6146 2010-01-06 Richard Guenther <rguenther@suse.de>
6148 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6149 not inline regular functions into always-inline functions.
6151 2010-01-06 Nick Clifton <nickc@redhat.com>
6153 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6154 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6156 (OVERRIDE_OPTIONS): Delete.
6157 (OPTIMIZATION_OPTIONS): Define.
6158 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6159 * config/rx/rx.c (rx_handle_option): Issue an error message if
6160 -mcpu=rx200 and -fpu are used together.
6161 (rx_set_optimization_options): New function. Issue an error
6162 message if an optimization attribute attempts to reset the FPU/
6163 math optimization pairing.
6164 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6165 * config/rx/rx.opt: Set the default to 32-bit doubles.
6166 * config/rx/t-rx: Add multilibs for -nofpu option.
6167 * doc/invoke.texi: Update documentation of RX options.
6169 2010-01-06 Richard Guenther <rguenther@suse.de>
6171 * tree-ssa-pre.c (name_to_id): New global.
6172 (alloc_expression_id): Simplify SSA name handling.
6173 (lookup_expression_id): Likewise.
6174 (init_pre): Zero name_to_id.
6175 (fini_pre): Free it.
6177 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6179 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6181 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6184 * config/i386/sse.md (smaxv2di3): New.
6185 (umaxv2di3): Likewise.
6186 (sminv2di3): Likewise.
6187 (uminv2di3): Likewise.
6189 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6192 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6193 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6194 (legitimize_tls_address): Likewise.
6195 (sparc_tls_referenced_p): Likewise.
6196 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6197 and adjust calls to legitimize_pic_address.
6198 (legitimate_constant_p) Use sparc_tls_referenced_p.
6199 (legitimate_pic_operand_p): Likewise.
6200 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6201 (sparc_tls_symbol_ref_1): Delete.
6202 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6203 (legitimize_tls_address): Make static, handle CONST patterns.
6204 (legitimize_pic_address): Make static, remove unused parameter and
6205 adjust recursive calls.
6206 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6207 and adjust call to legitimize_pic_address.
6208 (sparc_output_mi_thunk): Likewise.
6210 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6211 H.J. Lu <hongjiu.lu@intel.com>
6214 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6215 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6216 operands to make them signed.
6219 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6222 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6223 GTU to GT for V4SI and V2DI.
6225 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6226 (umin<mode>3): Removed.
6228 (uminv4si3): Likewise.
6230 2010-01-05 Martin Jambor <mjambor@suse.cz>
6232 PR tree-optimization/42462
6233 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6234 current_function_decl to helper functions and macros.
6236 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6239 * flags.h: Don't include real.h.
6240 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6241 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6242 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6243 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6244 * dominance.c: Update copyright.
6245 * gimple.c (walk_gimple_op): Remove inline.
6246 * tree-ssa-reassoc.c: Include real.h.
6247 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6248 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6250 2010-01-05 Nick Clifton <nickc@redhat.com>
6252 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6253 register to push into the stack frame when the accumulator has to
6254 be saved during interrupts.
6256 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6258 * doc/invoke.texi: Remove the documentation about option
6260 * common.opt (Wunreachable-code): Preserved for backward
6262 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6263 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6264 the backward compatibility flag section.
6266 2010-01-05 Richard Guenther <rguenther@suse.de>
6268 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6270 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6273 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6275 PR tree-optimization/42508
6276 * tree-sra.c (convert_callers): Check for recursive call
6277 by comparing cgraph nodes instead of decls.
6278 (modify_function): Call ipa_modify_formal_parameters also
6279 on all same_body aliases.
6281 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6282 cgraph nodes when checking for same_body aliases.
6284 2010-01-05 Richard Guenther <rguenther@suse.de>
6286 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6287 allocation and lookup.
6288 (get_or_alloc_expr_for_constant): Likewise.
6289 (phi_translate): Sink allocation.
6291 2010-01-04 Richard Guenther <rguenther@suse.de>
6293 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6294 a new entry only if needed.
6295 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6296 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6298 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6300 (phi_translate): Handle CONSTANTs early.
6302 2010-01-04 Martin Jambor <mjambor@suse.cz>
6304 PR tree-optimization/42398
6305 * tree-sra.c (struct access): Removed flag grp_different_types.
6306 (dump_access): Do not dump the removed flag.
6307 (sort_and_splice_var_accesses): Do not set the removed flag.
6308 (sra_modify_expr): Check for type compatibility directly.
6310 2010-01-04 Martin Jambor <mjambor@suse.cz>
6312 PR tree-optimization/42366
6313 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6314 edges with variable number of parameters.
6315 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6316 flag instead of asserting it.
6317 (ipa_read_node_info): Read uses_analysis_done flag.
6319 2010-01-04 Richard Guenther <rguenther@suse.de>
6321 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6322 iterative_hash_* as intended.
6323 (vn_reference_compute_hash): Likewise. Simplify hashing
6325 (vn_reference_lookup_2): Likewise.
6326 (vn_nary_op_compute_hash): Likewise.
6327 (vn_phi_compute_hash): Likewise.
6328 (expressions_equal_p): Remove strange code.
6329 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6330 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6331 (bitmap_insert_into_set_1): Take value-id as parameter.
6332 (add_to_value): Pass it.
6333 (bitmap_insert_into_set): Likewise.
6334 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6336 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6339 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6340 (do_self_spec): For switches with SWITCH_IGNORE set set also
6341 SWITCH_IGNORE_PERMANENTLY.
6342 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6345 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6347 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6348 tree of an unreferenced global var.
6350 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6353 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6354 GTU to GT for V4SI and V2DI.
6356 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6357 (umin<mode>3): Removed.
6359 (uminv4si3): Likewise.
6361 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6364 * collect2.c (main): Turn on trace in collect2 if -v is passed
6367 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6369 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6370 description of expression operand.
6372 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6374 * configure.ac: Add install-html to target_list for Make-hooks.
6375 * configure: Regenerate.
6376 * fortran/Make-lang.in (F95_HTMLFILES): New.
6377 (fortran.html): Use it.
6378 (fortran.install-html): New.
6379 * Makefile.in (install-html): Add lang.install-html.
6380 * java/Make-lang.in (JAVA_HTMLFILES): New.
6381 (java.html): Use it.
6382 (java.install-html): New.
6383 * objc/Make-lang.in (objc.install-html): New.
6384 * objcp/Make-lang.in (obj-c++.install-html): New.
6385 * cp/Make-lang.in (c++.install-html): New.
6386 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6387 * lto/Make-lang.in (lto.install-html): New.
6389 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6392 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6394 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6396 PR rtl-optimization/41862
6397 * store-motion.c (store_killed_in_insn, compute_store_table,
6398 remove_reachable_equiv_notes, replace_store_insn,
6399 build_store_vectors): Ignore all DEBUG_INSNs.
6401 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6404 * common.opt: Add dumpdir.
6406 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6408 (option_map): Add --dumpdir.
6410 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6412 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6414 * opts.c (decode_options): Try dump_dir_name first if
6415 dump_base_name isn't an absolute path.
6416 (common_handle_option): Handle OPT_dumpdir.
6418 * toplev.c (dump_dir_name): New.
6419 (print_switch_values): Also ignore -dumpdir.
6421 * toplev.h (dump_dir_name): New.
6423 2010-01-03 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/42589
6426 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6427 double-word expansion of bswap32.
6429 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6431 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6432 with BLOCK_FOR_INSN.
6433 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6434 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6435 noce_process_if_block): Likewise.
6436 * gcse.c (compute_local_properties, insert_expr_in_table,
6437 insert_set_in_table, canon_list_insert, find_avail_set,
6438 pre_insert_copy_insn): Likewise.
6440 * basic-block.h (BLOCK_NUM): Move from here...
6441 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6443 2010-01-03 Richard Guenther <rguenther@suse.de>
6445 PR tree-optimization/42438
6446 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6447 contains_may_not_return_call flag.
6448 (BB_MAY_NOTRETURN): New.
6449 (valid_in_sets): Trapping nary operations are not valid
6450 in blocks that may not return.
6451 (insert_into_preds_of_block): Remove check for trapping expressions.
6452 (compute_avail): Compute also BB_MAY_NOTRETURN.
6454 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6456 * doc/invoke.texi: Add 2010 to copyright years.
6458 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6460 * config/sparc/sparc.c: Fix formatting nits.
6462 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6463 Alexander Monakov <amonakov@ispras.ru>
6465 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6467 2010-01-02 Richard Guenther <rguenther@suse.de>
6470 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6471 (simplify_switch_using_ranges): Mark to be removed edges
6474 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6476 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6478 * collect2.c (scan_libraries): Add missing argument in call to
6481 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6484 * config/alpha/predicates.md (aligned_memory_operand): Return false
6486 (unaligned_memory_operand): Return true for CQImode.
6487 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6488 doesn not cross aligned SImode word boundary.
6490 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6492 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6494 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6495 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6497 2010-01-02 Richard Guenther <rguenther@suse.de>
6500 * toplev.c (compile_file): Emit LTO marker properly. Change
6502 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6504 2010-01-01 Richard Guenther <rguenther@suse.de>
6507 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6509 2010-01-01 Richard Guenther <rguenther@suse.de>
6512 * c-decl.c (grokdeclarator): For zero-size arrays force
6513 structural equality checks as layout_type does.
6515 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6517 * builtins.c: Update copyright to 2010.
6519 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6522 * lto-streamer-out.c (produce_asm): Revert the last change.
6523 (copy_function): Likewise.
6525 * lto-streamer.c (lto_get_section_name): Skip any leading
6528 2010-01-01 Richard Guenther <rguenther@suse.de>
6531 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6535 Copyright (C) 2010 Free Software Foundation, Inc.
6537 Copying and distribution of this file, with or without modification,
6538 are permitted in any medium without royalty provided the copyright
6539 notice and this notice are preserved.