1 2010-04-17 Jan Hubicka <jh@suse.cz>
3 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
5 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
7 * arm.md (negdi2): Remove redundant code to force values into a
10 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
12 * arm/bpabi.S: Add EABI alignment attributes to objects.
13 * arm/bpabi-v6m.S: Likewise.
14 * arm/crti.asm: Likewise.
15 * arm/crtn.asm: Likewise.
16 * arm/lib1funcs.asm: Likewise.
17 * arm/libunwind.S: Likewise.
19 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
21 * arm-protos.h (tune_params): New structure.
22 * arm.c (current_tune): New variable.
23 (arm_constant_limit): Delete.
24 (struct processors): Add pointer to the tune parameters.
25 (arm_slowmul_tune): New tuning option.
26 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
27 (all_cores): Adjust to pick up the tuning model.
28 (arm_constant_limit): New function.
29 (arm_override_options): Select the appropriate tuning model. Delete
30 initialization of arm_const_limit.
31 (arm_split_constant): Use the new constant-limit model.
32 (arm_rtx_costs): Pick up the current tuning model.
33 * arm.md (is_strongarm, is_xscale): Delete.
34 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
35 for Xscale variant architectures.
36 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
38 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
40 * config/arm/arm.c (arm_gen_constant): Remove unused variable
42 (arm_rtx_costs_1): Remove unused variable extra_cost.
43 (arm_unwind_emit_set): Use variable offset.
44 (thumb1_output_casesi): Remove unused variable flags.
46 2010-04-16 Jeff Law <law@redhat.com>
48 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
49 needing assignment rather than doing a two-phase assignment. Remove
52 2010-04-16 Jakub Jelinek <jakub@redhat.com>
55 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
57 2010-04-16 Doug Kwan <dougkwan@google.com>
59 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
60 (next_operand_entry_id): New static variable.
61 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
62 (add_to_ops_vec): Assigned unique ID to operand entry.
63 (struct oecount_s): New field ID.
64 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
65 (undistribute_ops_list): Assign unique IDs to oecounts.
66 (init_reassoc): reset next_operand_entry_id.
68 2010-04-16 Doug Kwan <dougkwan@google.com>
70 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
71 missing left parenthesis.
73 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
76 *btdi_rex64 using SWI48 mode iterator.
77 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
78 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
81 2010-04-16 Anatoly Sokolov <aesok@post.ru>
83 * double-int.h (tree_to_double_int): Convert to macro.
84 * double-int.c (tree_to_double_int): Remove.
86 2010-04-16 Jakub Jelinek <jakub@redhat.com>
89 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
90 with want_address 2 and in case a single element list might be
91 possible, call it again with want_address 0.
93 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
95 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
96 case 'W' print operands for HI mode.
97 * config/h8300/h8300.h (Y0, Y2) : New constraints.
98 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
99 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
100 * config/h8300/predicate.md (bit_register_indirect_operand): New.
102 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
104 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
105 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
106 #xx:3 and #xx:4 mode.
108 * config/h8300/h8300.md (inverted load with HImode dest): Add
111 * config/h8300/predicate.md (bit_operand): Allow immediate values that
112 satisfy 'U' constraint.
114 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
118 * configure: Regenerate.
119 * config.in: Regenerate.
120 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
123 2010-04-16 Richard Guenther <rguenther@suse.de>
125 * tree.h (struct tree_decl_minimal): Move pt_uid ...
126 (struct tree_decl_common): ... here.
127 (DECL_PT_UID): Adjust.
128 (SET_DECL_PT_UID): Likewise.
129 (DECL_PT_UID_SET_P): Likewise.
131 2010-04-16 Richard Guenther <rguenther@suse.de>
133 PR tree-optimization/43572
134 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
135 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
136 * tree-flow.h (is_call_clobbered): Remove.
137 * tree-flow-inline.h (is_call_clobbered): Likewise.
138 * tree-dfa.c (dump_variable): Do not dump call clobber state.
139 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
140 (execute_return_slot_opt): Adjust.
141 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
142 check for call clobbered vars here.
143 (find_tail_calls): Move tailcall verification to the
146 2010-04-16 Diego Novillo <dnovillo@google.com>
148 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
151 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
154 * config/arm/arm.md (cbranchqi4): New pattern.
155 * config/arm/predicates.md (const0_operand,
156 cbranchqi4_comparison_operator): New predicates.
158 2010-04-16 Richard Guenther <rguenther@suse.de>
160 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
161 (dump_gimple_stmt): Likewise.
163 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
165 * recog.h (struct recog_data): New field is_operator.
166 (struct insn_operand_data): New field is_operator.
167 * recog.c (extract_insn): Set recog_data.is_operator.
168 * genoutput.c (output_operand_data): Emit code to set the
170 * reload.c (find_reloads): Use it rather than testing for an
171 empty constraint string.
174 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
175 If the previous insn is a cbranchsi4_insn with the same arguments,
176 omit the compare instruction.
178 * config/arm/arm.md (addsi3_cbranch): If destination is a high
179 register, inputs must be low registers and we need a low register
180 scratch. Handle alternative 2 like alternative 3.
182 2010-04-16 Jakub Jelinek <jakub@redhat.com>
184 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
185 don't call get_addr on both. If one expression is a VALUE and
186 the other a REG, check VALUE's locs if the REG isn't among them.
188 2010-04-16 Christian Bruel <christian.bruel@st.com>
190 * config/sh/sh.h (sh_frame_pointer_required): New function.
191 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
192 (flag_omit_frame_pointer) Set.
193 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
194 (rounded_frame_size): Adjust size with outgoing_args_size.
195 (sh_set_return_address): Must return from stack pointer.
196 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
197 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
198 (ACCUMULATE_OUTGOING_ARGS): Define.
199 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
200 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
202 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
205 * config/sh/sh.c (sh_legitimize_reload_address): Use
206 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
207 Remove a unneeded check for offset_base.
209 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
211 * configure: Regenerated.
213 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
215 * config/s390/s390.c (s390_call_save_register_used): Switch back
218 2010-04-15 Richard Guenther <rguenther@suse.de>
220 * alias.c (alias_set_subset_of): Handle alias-set zero
223 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
224 Julian Brown <julian@codesourcery.com>
226 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
227 alternatives according to use of high and low regs.
228 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
229 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
230 optimizing for size on Thumb-2.
232 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
234 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
236 2010-04-15 Richard Guenther <rguenther@suse.de>
238 * tree-ssa-structalias.c (struct variable_info): Add
240 (new_var_info): Initialize it.
241 (dump_constraints): Support printing last added constraints.
242 (debug_constraints): Adjust.
243 (dump_constraint_graph): Likewise.
244 (make_heapvar_for): Check for NULL cfun.
245 (get_function_part_constraint): New function.
246 (get_fi_for_callee): Likewise.
247 (find_func_aliases): Properly implement IPA PTA constraints.
248 (process_ipa_clobber): New function.
249 (find_func_clobbers): Likewise.
250 (insert_into_field_list_sorted): Remove.
251 (create_function_info_for): Properly allocate vars for IPA mode.
252 Do not use insert_into_field_list_sorted.
253 (create_variable_info_for): Properly generate constraints for
254 global vars in IPA mode.
255 (dump_solution_for_var): Always dump the solution.
256 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
257 (find_what_var_points_to): Adjust.
258 (pt_solution_set): Change.
259 (pt_solution_ior_into): New function.
260 (pt_solution_empty_p): Export.
261 (pt_solution_includes_global): Adjust.
262 (pt_solution_includes_1): Likewise.
263 (pt_solutions_intersect_1): Likewise.
264 (dump_sa_points_to_info): Check some invariants.
265 (solve_constraints): Move constraint dumping ...
266 (compute_points_to_sets): ... here.
267 (ipa_pta_execute): ... and here.
268 (compute_may_aliases): Do not re-compute points-to info
269 locally if IPA info is available.
270 (ipa_escaped_pt): New global var.
271 (ipa_pta_execute): Properly implement IPA PTA.
272 * tree-into-ssa.c (dump_decl_set): Support dumping
273 decls not in referenced-vars.
274 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
275 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
276 (dump_points_to_solution): Likewise.
277 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
278 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
279 (remap_gimple_stmt): Reset call clobber/use information if
281 (copy_decl_to_var): Copy DECL_PT_UID.
282 (copy_result_decl_to_var): Likewise.
283 * tree.c (make_node_stat): Initialize DECL_PT_UID.
284 (copy_node_stat): Copy it.
285 * tree.h (DECL_PT_UID): New macro.
286 (SET_DECL_PT_UID): Likewise.
287 (DECL_PT_UID_SET_P): Likewise.
288 (struct tree_decl_minimal): Add pt_uid member.
289 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
290 (pt_solution_empty_p): Declare.
291 (pt_solution_set): Adjust.
292 (ipa_escaped_pt): Declare.
293 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
294 * gimple-pretty-print.c (pp_points_to_solution): New function.
295 (dump_gimple_call): Dump call clobber/use information.
296 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
297 * tree-pass.h (TDF_ALIAS): New dump option.
298 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
299 * doc/invoke.texi (-fipa-pta): Update documentation.
301 2010-04-15 Richard Guenther <rguenther@suse.de>
303 * Makefile.in (OBJS-common): Add gimple-fold.o.
304 (gimple-fold.o): New rule.
305 * tree.h (maybe_fold_offset_to_reference,
306 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
308 * gimple.h: ... here.
309 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
310 may_propagate_address_into_dereference): Move prototypes ...
311 * gimple.h: ... here.
312 * tree-ssa-ccp.c (get_symbol_constant_value,
313 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
314 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
315 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
316 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
317 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
318 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
319 gimplify_and_update_call_from_tree): Move ...
320 * gimple-fold.c: ... here. New file.
321 (ccp_fold_builtin): Rename to ...
322 (gimple_fold_builtin): ... this.
323 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
325 2010-04-15 Richard Guenther <rguenther@suse.de>
327 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
328 fit_double_type, force_fit_type_double, add_double_with_sign,
329 neg_double, mul_double_with_sign, lshift_double, rshift_double,
330 lrotate_double, rrotate_double, div_and_round_double): Move ...
331 * double-int.c: ... here.
332 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
333 add_double, neg_double, mul_double_with_sign, mul_double,
334 lshift_double, rshift_double, lrotate_double, rrotate_double,
335 div_and_round_double): Move prototypes ...
336 * double-int.h: ... here.
338 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
341 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
342 matching constraints to ensure inputs match the output.
344 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
347 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
348 in an input-only operand.
350 2010-04-15 Anatoly Sokolov <aesok@post.ru>
352 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
353 (double_int_not, double_int_lshift, double_int_rshift): Declare.
354 (double_int_negative_p): Convert to static inline function.
355 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
356 (double_int_negative_p): Remove.
357 * tree.h (lshift_double, rshift_double):
358 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
359 * fold-const.c (fold_convert_const_int_from_real,
360 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
361 (lshift_double): Change type of arith argument to bool.
362 (rshift_double): Change type of arith argument to bool. Correct
364 * expmed.c (mask_rtx, lshift_value): (Ditto.).
366 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
369 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
370 at the start and end of the then/else blocks, and omit them from the
372 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
373 argument; all callers changed. Pass zero to old_insns_match_p instead.
374 (flow_find_head_matching_sequence): New function.
375 (old_insns_match_p): Check REG_EH_REGION notes for calls.
376 * basic-block.h (flow_find_cross_jump,
377 flow_find_head_matching_sequence): Declare functions.
379 2010-04-14 Jason Merrill <jason@redhat.com>
382 * c-common.c (attribute_takes_identifier_p): New fn.
383 * c-common.h: Declare it.
385 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
389 (*udivmod<mode>4): Ditto.
391 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
393 * config/i386/i386.md (maxmin_int): Rename code attribute from
394 maxminiprefix and update all users.
395 (maxmin_float): Ditto from maxminfprefix.
396 (logic): Ditto from logicprefix.
397 (absneg_mnemonic): Ditto from absnegprefix.
398 * config/i386/mmx.md: Update all users of maxminiprefix,
399 maxminfprefix and logicprefix for rename.
400 * config/i386/sse.md: Ditto.
401 * config/i386/sync.md (sync_<code><mode>): Update for
404 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
407 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
408 warnings converted to errors.
410 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
412 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
413 used insn_type variable.
414 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
415 to avoid set-but-not-used warning.
417 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
419 * df-core.c (df_ref_debug): Change format string placeholder
421 * dwarf2asm.c (dw2_asm_output_data_raw,
422 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
423 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
424 * dwarf2out.c (output_cfi, output_cfi_directive,
425 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
426 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
428 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
429 * print-rtl.c (print_rtx): Ditto.
431 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
434 * builtins.c (expand_builtin_pow_root): New function to expand pow
435 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
436 series of sqrt and cbrt calls under -ffast-math.
437 (expand_builtin_pow): Call it.
439 2010-04-14 Michael Matz <matz@suse.de>
441 PR tree-optimization/42963
442 * tree-cfg.c (touched_switch_bbs): New static variable.
443 (group_case_labels_stmt): New function broken out from ...
444 (group_case_labels): ... here, use the above.
445 (start_recording_case_labels): Allocate touched_switch_bbs.
446 (end_recording_case_labels): Deallocate it, call
447 group_case_labels_stmt.
448 (gimple_redirect_edge_and_branch): Remember index of affected BB.
450 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
455 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
459 2010-04-13 Jan Hubicka <jh@suse.cz>
461 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
462 of optimized out static functions.
463 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
464 cost computation. Also sanity check for overflows.
465 (update_caller_keys): Update cgraph_edge_badness call; properly
466 update fibheap and sanity check that it is up to date.
467 (add_new_edges_to_heap): Update cgraph_edge_badness.
468 (cgraph_decide_inlining_of_small_function): Likewise;
469 add sanity checking that badness in heap is up to date;
470 improve dumping of reason; Update badness of calls to the
471 offline copy of function currently inlined; dump badness
472 of functions not inlined because of unit growth limits.
474 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
477 * c-common.c (pointer_int_sum): Disregard overflow that occured only
478 because of sign-extension change when converting to sizetype here...
479 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
481 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
482 the folding to constants. Remove redundant final conversion.
483 (fold_binary) <associate>: Do not associate if the re-association of
484 constants alone overflows.
485 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
486 to the end of the list.
487 (multiple_of_p) <COND_EXPR>: New case.
489 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
491 * opt-functions.awk (opt_sanitized_name): New.
493 * optc-gen.awk: Use it
494 * opth-gen.awk: Use it.
496 2010-04-13 Martin Jambor <mjambor@suse.cz>
498 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
499 (sra_modify_assign): Delete stmts loading dead data even if racc has no
500 children. Call replace_uses_with_default_def_ssa_name to handle
503 2010-04-13 Michael Matz <matz@suse.de>
506 * builtins.c (expand_builtin_interclass_mathfn): Also create
507 a register if the predicate doesn't match.
509 2010-04-13 Diego Novillo <dnovillo@google.com>
511 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
512 * c-pch.c: Include timevar.h.
513 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
514 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
515 * ggc-common.c: Include timevar.h.
516 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
517 * timevar.def (TV_PCH_SAVE): Define.
518 (TV_PCH_CPP_SAVE): Define.
519 (TV_PCH_PTR_REALLOC): Define.
520 (TV_PCH_PTR_SORT): Define.
521 (TV_PCH_RESTORE): Define.
522 (TV_PCH_CPP_RESTORE): Define.
524 2010-04-13 Michael Matz <matz@suse.de>
526 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
528 (can_reassociate_p): New function.
529 (break_up_subtract_bb, reassociate_bb): Use it.
531 2010-04-13 Richard Guenther <rguenther@suse.de>
534 * builtins.c (c_readstr): Fix assert.
536 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
539 when generating cltd insn.
541 (*ashl<mode>3_1): Remove special handling for register operand 2.
542 (*ashlsi3_1_zext): Ditto.
544 (*ashlhi3_1_lea): Ditto.
546 (*ashlqi3_1_lea): Ditto.
547 (*<shiftrt_insn><mode>3_1): Ditto.
548 (*<shiftrt_insn>si3_1_zext): Ditto.
549 (*<shiftrt_insn>qi3_1_slp): Ditto.
550 (*<rotate_insn><mode>3_1): Ditto.
551 (*<rotate_insn>si3_1_zext): Ditto.
552 (*<rotate_insn>qi3_1_slp): Ditto.
554 2010-04-13 Richard Guenther <rguenther@suse.de>
556 * tree-ssa-structalias.c (callused_id): Remove.
557 (call_stmt_vars): New.
558 (get_call_vi): Likewise.
559 (lookup_call_use_vi): Likewise.
560 (lookup_call_clobber_vi): Likewise.
561 (get_call_use_vi): Likewise.
562 (get_call_clobber_vi): Likewise.
563 (make_transitive_closure_constraints): Likewise.
564 (handle_const_call): Adjust to do per-call call-used handling.
565 (handle_pure_call): Likewise.
566 (find_what_var_points_to): Remove general callused handling.
567 (init_base_vars): Likewise.
568 (init_alias_vars): Initialize call_stmt_vars.
569 (compute_points_to_sets): Process call-used and call-clobbered
570 vars for call statements.
571 (delete_points_to_sets): Free call_stmt_vars.
573 2010-04-13 Richard Guenther <rguenther@suse.de>
575 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
576 Only add RW dependence for dependence distance zero.
577 Adjust maximal vectorization factor according to dependences.
578 Move alignment handling ...
579 (vect_find_same_alignment_drs): ... here. New function.
580 (vect_analyze_data_ref_dependences): Adjust.
581 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
582 (vect_analyze_data_refs): Adjust minimal vectorization factor
583 according to data references.
584 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
585 dependences before determining the vectorization factor.
586 Analyze alignment after determining the vectorization factor.
587 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
588 dependences before alignment.
589 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
591 (vect_analyze_data_refs): Likewise.
592 (MAX_VECTORIZATION_FACTOR): New define.
594 2010-04-13 Duncan Sands <baldrick@free.fr>
596 * except.h (lang_eh_type_covers): Remove.
597 * except.c (lang_eh_type_covers): Likewise.
599 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
600 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
602 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
603 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
604 UNITS_PER_LONG where it is ABI relevant.
605 (s390_return_addr_rtx): Likewise.
606 (s390_back_chain_rtx): Likewise.
607 (s390_frame_area): Likewise.
608 (s390_frame_info): Likewise.
609 (s390_initial_elimination_offset): Likewise.
610 (save_gprs): Likewise.
611 (s390_emit_prologue): Likewise.
612 (s390_emit_epilogue): Likewise.
613 (s390_function_arg_advance): Likewise.
614 (s390_function_arg): Likewise.
615 (s390_va_start): Likewise.
616 (s390_gimplify_va_arg): Likewise.
617 (s390_function_profiler): Likewise.
618 (s390_optimize_prologue): Likewise.
619 (s390_rtx_costs): Likewise.
620 (s390_secondary_reload): Likewise.
621 (s390_promote_function_mode): Likewise.
622 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
623 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
625 (s390_unwind_word_mode): New function.
626 (s390_function_value): Split 64 bit values into register pair if
627 used as return value.
628 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
629 function call parameters. Handle parallels.
630 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
631 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
632 (DWARF_CIE_DATA_ALIGNMENT): New macro.
633 (s390_expand_setmem): Remove unused variable src_addr.
634 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
635 deal with 64 bit registers.
636 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
637 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
638 (UNITS_PER_LONG): New macro.
639 * libjava/include/s390-signal.h: Define extended ucontext
640 structure containing the upper halfs of the 64 bit registers.
642 2010-04-13 Simon Baldwin <simonb@google.com>
644 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
646 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
648 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
649 rvalue on the RHS if the LHS is of a non-renamable type.
650 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
652 2010-04-13 Matthias Klose <doko@ubuntu.com>
654 * gcc.c (cc1_options): Handle -iplugindir before processing
655 the cc1 spec. Only add -iplugindir once.
656 (cpp_unique_options): Add -iplugindir option if -fplugin* options
658 * common.opt (iplugindir): Remove `Separate' property, initialize.
659 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
661 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
662 (distclean): Remove plugin dir.
663 * doc/invoke.texi: Document -iplugindir.
665 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
667 * doc/plugins.texi (Loading Plugins): Document short
669 (Plugin API): Mention default_plugin_dir_name function.
671 * gcc.c (find_file_spec_function): Add new declaration.
672 (static_spec_func): Use it for "find-file".
673 (find_file_spec_function): Add new function.
674 (cc1_options): Add -iplugindir option if -fplugin* options found.
676 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
678 * plugin.c (add_new_plugin): Updated comment, and handle short
680 (default_plugin_dir_name): Added new function.
682 * common.opt (iplugindir): New option to set the plugin directory.
684 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.md (any_rotate): New code iterator.
687 (rotate_insn): New code attribute.
689 (SWIM124): New mode iterator.
690 (<rotate_insn>ti3): New expander.
691 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
692 any_rotate code iterator.
693 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
694 using any_rotate code iterator and SWIM124 mode iterator.
695 (ix86_rotlti3): New insn_and_split pattern.
696 (ix86_rotrti3): Ditto.
697 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
698 ix86_rotl{di,ti}3 patterns.
699 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
700 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
701 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
702 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
703 code iterator and SWI mode iterator.
704 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
705 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
707 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
708 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
709 (bswap rotatert splitter): Add splitter.
710 (bswap splitter): Macroize splitter using any_rotate code iterator.
711 Add insn predicate to split only for TARGET_USE_XCHGB or when
712 optimizing function for size.
714 2010-04-12 Steve Ellcey <sje@cup.hp.com>
716 * config/pa/pa.c (emit_move_sequence): Remove use of
717 deleted variable flag_argument_noalias.
719 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
723 Add to unsupported targets list.
724 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
725 sparc*-sun-solaris2.[567]* from target lists.
726 * configure: Regenerate.
727 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
729 Remove Solaris 7 patch references.
730 (Specific, sparc-sun-solaris2.7): Removed.
731 (sparc-sun-solaris2*): Update Solaris 7 example.
732 (sparc64-*-solaris2*): Likewise.
734 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
736 * config.build (alpha*-dec-osf4*): Remove.
737 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
738 of obsolete configurations.
739 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
741 * config/alpha/t-osf4: Renamed to ...
742 * config/alpha/t-osf5: ... this.
743 * config/alpha/osf.h: Renamed to ...
744 * config/alpha/osf5.h: ... this.
745 Merged old osf5.h contents.
747 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
748 (EXTRA_SPECS): Removed.
749 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
750 reflect removal of Tru64 UNIX V4.0/V5.0 support.
753 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
755 * doc/contrib.texi (Contributors, Rainer Orth): Update.
757 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
760 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
761 __thiscall convention.
763 2010-04-12 Steve Ellcey <sje@cup.hp.com>
765 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
767 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
769 2010-04-12 Steve Ellcey <sje@cup.hp.com>
771 * function.c (assign_parms_initialize_all): Add unused attribute
774 2010-04-12 Richard Guenther <rguenther@suse.de>
776 * gsstruct.def (GSS_CALL): New.
777 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
778 * gimple.h: Include tree-ssa-alias.h.
779 (struct gimple_statement_call): New.
780 (union gimple_statement_struct_d): Add gimple_call member.
781 (gimple_call_reset_alias_info): Declare.
782 (gimple_call_use_set): New function.
783 (gimple_call_clobber_set): Likewise.
784 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
785 * gimple.c (gimple_call_reset_alias_info): New function.
786 (gimple_build_call_1): Call it.
787 * lto-streamer-in.c (input_gimple_stmt): Likewise.
788 * tree-inline.c (remap_gimple_stmt): Likewise.
789 (expand_call_inline): Remove callused handling.
790 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
791 * tree-dfa.c (dump_variable): Likewise.
792 * tree-parloops.c (parallelize_loops): Likewise.
793 * tree-ssa.c (init_tree_ssa): Likewise.
794 (delete_tree_ssa): Likewise.
795 * tree-flow-inline.h (is_call_used): Remove.
796 * tree-flow.h (struct gimple_df): Remove callused member.
797 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
798 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
799 (ref_maybe_used_by_call_p_1): Simplify.
800 (call_may_clobber_ref_p_1): Likewise.
801 * tree-ssa-structalias.c (compute_points_to_sets): Set
802 the call stmt used and clobbered sets.
803 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
804 (find_tail_calls): Verify the tail call.
806 2010-04-12 Richard Guenther <rguenther@suse.de>
808 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
809 single-iteration always-inline inlining.
810 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
811 (cgraph_decide_inlining): Do not handle always-inline specially.
812 (try_inline): Remove always-inline cycle detection special case.
813 Do not recurse on always-inlines.
814 (cgraph_early_inlining): Do not iterate if not optimizing.
815 (cgraph_gate_early_inlining): remove.
816 (pass_early_inline): Run unconditionally.
817 (gate_cgraph_decide_inlining): New function.
818 (pass_ipa_inline): Use it. Do not run the IPA inliner if
819 not inlining or optimizing.
820 (cgraph_decide_inlining_of_small_functions): Also consider
821 always-inline functions.
822 (cgraph_default_inline_p): Return true for nodes which should
823 disregard inline limits.
824 (estimate_function_body_sizes): Assume zero size and time for
825 nodes which are marked as disregarding inline limits.
826 (cgraph_decide_recursive_inlining): Do not perform recursive
827 inlining on always-inline nodes.
829 2010-04-12 Jakub Jelinek <jakub@redhat.com>
832 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
833 for exprs satisfying handled_component_p.
835 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
837 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
838 non-constant aggregate elements.
840 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
841 is a real initialization.
843 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
846 * c-decl.c (start_function): Move forward check for nested function.
848 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
850 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
851 * config/sh/sh.c: Include reload.h.
852 (sh_legitimize_reload_address): New.
853 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
854 sh_legitimize_reload_address.
856 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
858 * config/sh/sh.md (*movqi_pop): New insn pattern.
859 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
861 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (any_shiftrt): New code iterator.
864 (shiftrt_insn): New code attribute.
866 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
867 using any_shiftrt code iterator.
868 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
869 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
870 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
871 pattern from corresponding peephole2 patterns.
872 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
873 using any_shiftrt code iterator.
874 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
875 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
876 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
877 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
878 *{ashr,lshr}<mode>3_cmp_zext.
879 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
881 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
885 (*lshr<mode>3_cconly): Ditto.
887 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md (lshr<mode>3): Macroize expander from
890 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
891 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
892 pattern from *lshr{di,ti}3_1 and corresponding splitters using
894 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
895 from corresponding peephole2 patterns.
896 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
897 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
898 and *lshrdi3_1_rex64 using SWI mode iterator.
899 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
900 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
901 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
902 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
903 and *lshrdi3_cmp_rex64 using SWI mode iterator.
904 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
905 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
906 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
907 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
910 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
912 * config/i386/i386.md (ashr<mode>3): Macroize expander from
913 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
914 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
915 pattern from *ashr{di,ti}3_1 and corresponding splitters using
917 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
918 from corresponding peephole2 patterns.
919 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
920 (ashrsi3_cvt): Rename from ashrsi3_31.
921 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
922 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
923 and x86_64_shift_adj_3 using SWI48 mode iterator.
924 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
925 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
926 and *ashrdi3_1_rex64 using SWI mode iterator.
927 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
928 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
929 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
930 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
931 and *ashrdi3_cmp_rex64 using SWI mode iterator.
932 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
933 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
934 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
935 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
937 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
938 * config/i386/i386.c (ix86_split_ashr): Update for renamed
939 x86_shift<mode>_adj_3 expanders.
941 2010-04-10 Wei Guozhi <carrot@google.com>
944 * config/arm/arm.c (arm_pic_static_addr): New function.
945 (legitimize_pic_address): Call arm_pic_static_addr when it detects
947 (arm_output_addr_const_extra): Output expression for new pattern.
948 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
950 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
952 * ira-costs.c (record_reg_classes): Ignore alternatives that are
955 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
956 * web.c: Include "insn-config.h" and "recog.h".
957 (union_match_dups): New function.
959 (union_defs): Don't try to recognize match_dups.
961 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
962 if doing so would replace the entire pattern.
964 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
968 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
969 and splitter pattern. Change splitter operand 1 predicate to
972 2010-04-09 Martin Jambor <mjambor@suse.cz>
974 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
975 lattices are addresses of CONST_DECLs with the same initial value.
976 (ipcp_print_all_lattices): Print values of CONST_DECLs.
977 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
979 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
980 Bernd Schmidt <bernds@codesourcery.com>
982 * loop-invariant.c (replace_uses): New static function.
983 (move_invariant_reg): Use it to ensure we can replace the uses.
985 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
987 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
989 (picochip_override_options): Enable section anchors only above -O1.
990 (picochip_reorg): Fixed a couple of build warnings.
992 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
994 * configure.ac (plugin -rdynamic test): Log result.
995 * configure: Regenerate.
996 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
997 (RDYNAMIC_SPEC): Define.
998 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1000 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1002 * configure.ac: Determine Sun ld version numbers.
1003 (comdat_group): Restrict GNU ld version checks to gld.
1004 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1005 (enable_comdat): Support --enable-comdat.
1006 * configure: Regenerate.
1007 * doc/install.texi (Configuration): Document --enable-comdat.
1009 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1011 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1012 * config/sol2-gld.h: ... here.
1013 * config.gcc (sparc*-*-solaris2*): Reflect this.
1014 (i[34567]86-*-solaris2*): Use it.
1016 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1018 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1020 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1022 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1025 * diagnostic.c (diagnostic_initialize): Initialize
1026 some_warnings_are_errors.
1027 (diagnostic_finish): New.
1028 (diagnostic_action_after_output): Call it before exiting.
1029 (diagnostic_report_diagnostic): Do not print message here. Set
1030 some_warnings_are_errors.
1031 * diagnostic.h (diagnostic_context): Delete
1032 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1033 (diagnostic_finish): Declare.
1034 * toplev.c (toplev_main): Call it before exit.
1036 2010-04-09 Jason Merrill <jason@redhat.com>
1039 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1040 for incomplete type.
1043 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1044 based on a warning flag.
1046 2010-04-09 Richard Guenther <rguenther@suse.de>
1048 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1050 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1053 * varasm.c (default_assemble_visibility): Wrap vars that are
1054 set, but unused, by targets without GAS.
1055 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1056 Remove set, but unused, vars.
1057 (rs6000_legitimize_tls_address): Likewise.
1058 (altivec_expand_dst_builtin): Likewise.
1059 * config/darwin.c (machopic_classify_symbol): Likewise.
1060 (machopic_indirection_name): Likewise.
1062 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (DWI): New mode iterator.
1065 (S): New mode attribute.
1066 (shift_operand): Ditto.
1067 (shift_immediate_operand): Ditto.
1068 (ashl_input_operand): Ditto.
1069 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1070 using SDWIM mode iterator.
1071 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1072 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1074 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1075 from corresponding peephole2 patterns.
1076 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1077 and x86_64_shift_adj_1 using SWI48 mode iterator.
1078 (x86_shift<mode>_adj_2): Ditto.
1079 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1080 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1081 using SWI48 mode iterator.
1082 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1083 *ashldi3_cmp_rex64 using SWI mode iterator.
1084 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1085 *ashldi3_cconly_rex64 using SWI mode iterator.
1086 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1087 x86_shift<mode>_adj_{1,2}.
1088 (ix86_split_ashr): Ditto.
1089 (ix86_split_lshr): Ditto.
1091 2010-04-09 Richard Guenther <rguenther@suse.de>
1093 * target.h (builtin_conversion): Pass in input and output types.
1094 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1095 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1096 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1097 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1099 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1101 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1103 2010-04-09 Richard Guenther <rguenther@suse.de>
1106 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1108 2010-04-09 Richard Guenther <rguenther@suse.de>
1110 * tree-vectorizer.h (struct _stmt_vec_info): Document
1111 that vectype is the type of the LHS.
1112 (supportable_widening_operation, supportable_narrowing_operation):
1113 Get both input and output vector types as arguments.
1114 (vect_is_simple_use_1): Declare.
1115 (get_same_sized_vectype): Likewise.
1116 * tree-vect-loop.c (vect_determine_vectorization_factor):
1117 Set STMT_VINFO_VECTYPE to the vector type of the def.
1118 (vectorizable_reduction): Adjust.
1119 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1120 Adjust. Specify the output vector type.
1121 (vect_pattern_recog_1): Adjust.
1122 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1123 (vectorizable_call): Adjust.
1124 (vectorizable_conversion): Likewise.
1125 (vectorizable_operation): Likewise.
1126 (vectorizable_type_demotion): Likewise.
1127 (vectorizable_type_promotion): Likewise.
1128 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1130 (vect_is_simple_use_1): New function.
1131 (supportable_widening_operation): Get both input and output
1133 (supportable_narrowing_operation): Likewise.
1134 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1136 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1138 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1139 __thiscall and _thiscall as predefined macros.
1140 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1141 thiscall attribute handling.
1142 (ix86_comp_type_attributes): Likewise.
1143 (ix86_function_regparm): Likewise.
1144 (ix86_return_pops_args): Likewise.
1145 (init_cumulative_args): Likewise.
1146 (find_drap_reg): Likewise.
1147 (ix86_static_chain): Likewise.
1148 (x86_this_parameter): Likewise.
1149 (x86_output_mi_thunk): Likewise.
1150 (ix86_attribute_table): Add description for thiscall attribute.
1151 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1152 * doc/extend.texi: Add documentation for thiscall.
1154 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1157 * c.opt (Wint-to-pointer-cast): Available in C++.
1158 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1160 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1162 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1163 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1164 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1165 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1166 function type instead. Reorder and simplify checks.
1168 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1170 2010-04-08 Jing Yu <jingyu@google.com>
1171 Zdenek Dvorak <ook@ucw.cz>
1173 PR tree-optimization/42720
1174 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1175 loop unswitch conditions here from ...
1176 (tree_unswitch_single_loop): ... here.
1178 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1180 * tree-if-conv.c: Fix comments and simplify logic.
1182 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1184 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1185 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1186 (main_tree_if_conversion): Update call to tree_if_conversion.
1188 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1191 * doc/invoke.texi (-b,-V): Delete.
1192 * doc/tm.texi: Do not mention -b.
1193 * gcc.c (display_help): Delete -b and -V.
1194 (process_command): Delete -b and -V.
1195 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1197 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1198 Wolfgang Gellerich <gellerich@de.ibm.com>
1200 Implement target hook for loop unrolling
1201 * target.h (loop_unroll_adjust): Add a new target hook function.
1202 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1203 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1204 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1205 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1206 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1208 (decide_unroll_stupid): Likewise.
1210 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1213 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1215 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1217 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1218 (Specific, *-*-solaris2*): Likewise.
1219 Don't prefer Sun as over GNU as.
1221 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1223 * config/s390/s390.c (override_options): Adjust the z10
1224 defaults for max-unroll-times, max-completely-peeled-insns
1225 and max-completely-peel-times.
1227 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1229 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1230 instructions for z10.
1231 (s390_expand_setmem): Likewise.
1232 (s390_expand_cmpmem): Likewise.
1234 2010-04-08 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/43679
1237 * tree-ssa-pre.c (eliminate): Only propagate copies.
1239 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1242 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1243 set but not used variable warning.
1245 2010-04-08 Wei Guozhi <carrot@google.com>
1248 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1249 (arm_size_rtx_costs): Call the new function when optimized for size.
1251 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1254 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1255 op0 is not a MEM, just return NULL instead of assertion
1257 (discover_nonconstant_array_refs): Don't walk debug stmts.
1259 2010-04-08 Doug Kwan <dougkwan@google.com>
1261 * configure.ac: Recognize gold and do not use its version number
1262 to test ld features.
1263 * configure: Regenerate.
1265 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1268 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1269 (negate_value): Move code to push elements to broken_up_substracts ...
1270 (eliminate_plus_minus_pair): ... here. Push operands that have no
1271 negative pair to plus_negates.
1272 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1274 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1276 * doc/install.texi (Configuration): Move description of
1277 --enable-lto, --with-libelf*, --enable-gold from Java section to
1280 * doc/generic.texi (Working with declarations)
1281 (Function Properties, C and C++ Trees): Fix typos.
1282 * doc/sourcebuild.texi (Top Level): Likewise.
1284 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1287 * tree.h (DECL_READ_P): Define.
1288 (struct tree_decl_common): Add decl_read_flag.
1289 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1290 a set but not used warning.
1291 (merge_decls): Merge DECL_READ_P flag.
1292 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1293 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1294 * c-common.c (handle_used_attribute, handle_unused_attribute):
1296 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1298 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1300 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1301 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1302 c_parser_binary_expression, c_parser_cast_expression,
1303 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1304 Call default_function_array_read_conversion instead of
1305 default_function_array_conversion where needed.
1306 (c_parser_unary_expression, c_parser_conditional_expression,
1307 c_parser_postfix_expression_after_primary, c_parser_initelt):
1308 Likewise. Call mark_exp_read where needed.
1309 (c_parser_statement_after_labels, c_parser_asm_operands,
1310 c_parser_typeof_specifier, c_parser_sizeof_expression,
1311 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1313 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1315 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1316 (warn_unused_but_set_parameter): Default to warn_unused
1318 * doc/invoke.texi: Document -Wunused-but-set-variable and
1319 -Wunused-but-set-parameter.
1321 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1322 used count variable.
1323 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1324 when operandN variables aren't used in the body of the expander
1326 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1327 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1328 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1329 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1330 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1331 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1332 * tree.c (PROCESS_ARG): Likewise.
1334 2010-04-07 Simon Baldwin <simonb@google.com>
1336 * diagnostic.h (diagnostic_override_option_index): New macro to
1337 set a diagnostic's option_index.
1338 * c-tree.h (c_cpp_error): Add warning reason argument.
1339 * opts.c (_warning_as_error_callback): New.
1340 (register_warning_as_error_callback): Store callback for
1341 warnings enabled via enable_warning_as_error.
1342 (enable_warning_as_error): Call callback, minor code tidy.
1343 * opts.h (register_warning_as_error_callback): Declare.
1344 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1345 response to -Werror=.
1346 (c_common_init_options): Register warning_as_error_callback in opts.c.
1347 * common.opt: Add -Wno-cpp option.
1348 * c-common.c (struct reason_option_codes_t): Map cpp warning
1349 reason codes to gcc option indexes.
1350 * (c_option_controlling_cpp_error): New function, lookup the gcc
1351 option index for a cpp warning reason code.
1352 * (c_cpp_error): Add warning reason argument, call
1353 c_option_controlling_cpp_error for diagnostic_override_option_index.
1354 * doc/invoke.texi: Document -Wno-cpp.
1356 2010-04-07 Richard Guenther <rguenther@suse.de>
1358 * ipa-reference.c (mark_load): Use get_base_address.
1359 (mark_store): Likewise.
1361 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1362 inserting GIMPLE_NOPs into the IL.
1363 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1364 Explicitly strip handled components and indirect references.
1366 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1367 folding address expressions.
1368 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1369 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1370 operand_equal_p to compare decls.
1371 (ptr_deref_may_alias_decl_p): Likewise.
1372 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1373 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1374 Handle reversed comparison ops.
1375 * tree-sra.c (asm_visit_addr): Use get_base_address.
1376 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1377 * ipa-reference.c (mark_address): Use get_base_address.
1379 2010-04-07 Richard Guenther <rguenther@suse.de>
1381 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1382 Propagate constants everywhere.
1384 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1387 * tree.c (MAX_INT_CACHED_PREC): Define.
1388 (nonstandard_integer_type_cache): New array.
1389 (build_nonstandard_integer_type): Cache results for precision
1390 <= MAX_INT_CACHED_PREC.
1392 2010-04-07 Richard Guenther <rguenther@suse.de>
1394 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1395 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1396 * common.opt: Likewise.
1397 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1398 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1399 (nonoverlapping_memrefs_p): Likewise.
1400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1401 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1402 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1403 OPT_fargument_noalias_global for backward compatibility.
1405 2010-04-07 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43270
1408 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1409 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1410 * tree-ssa-pre.c (phi_translate_1): Adjust.
1411 (fully_constant_expression): Split out vn_reference handling to ...
1412 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1413 Fold reads from constant strings.
1414 (vn_reference_lookup): Handle fully constant references.
1415 (vn_reference_lookup_pieces): Likewise.
1416 * Makefile.in (expmed.o-warn): Add -Wno-error.
1418 2010-04-07 Martin Jambor <mjambor@suse.cz>
1420 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1422 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1425 * gcc.c: Add -static-libstdc++ to list of recognized options.
1427 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1429 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1431 2010-04-07 Richard Guenther <rguenther@suse.de>
1434 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1435 bases build simple mem attributes to retain points-to information.
1437 2010-04-07 Richard Guenther <rguenther@suse.de>
1440 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1441 preserve points-to related information.
1443 2010-04-07 Richard Guenther <rguenther@suse.de>
1446 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1447 discard plain indirect references.
1448 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1449 * tree.c (tree_nop_conversion): Likewise.
1451 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1454 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1456 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1458 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1459 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1461 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1463 * tree-if-conv.c: Fix indentation and comments.
1465 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1467 * tree-if-conv.c: Sort static functions in topological order.
1469 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1471 * tree-if-conv.c: Fix indentation and comments.
1473 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1476 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1477 lang_hooks.types.type_for_size instead of
1478 build_nonstandard_integer_type.
1479 When converting an unsigned type to signed, double its precision.
1480 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1481 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1482 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1485 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1488 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1489 POINTER_PLUS_EXPR for pointer types.
1491 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1494 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1495 * graphite-clast-to-gimple.c: Include langhooks.h.
1496 (max_signed_precision_type): New.
1497 (max_precision_type): Takes two types as arguments.
1498 (precision_for_value): New.
1499 (precision_for_interval): New.
1500 (gcc_type_for_interval): New.
1501 (gcc_type_for_value): New.
1502 (gcc_type_for_clast_term): New.
1503 (gcc_type_for_clast_red): New.
1504 (gcc_type_for_clast_bin): New.
1505 (gcc_type_for_clast_expr): Split up into several functions.
1506 (gcc_type_for_clast_eq): Rewritten.
1507 (compute_bounds_for_level): New.
1508 (compute_type_for_level_1): New.
1509 (compute_type_for_level): New.
1510 (gcc_type_for_cloog_iv): Removed.
1511 (gcc_type_for_iv_of_clast_loop): Rewritten.
1512 (graphite_create_new_loop): Compute the lower and upper bound types
1513 with gcc_type_for_clast_expr.
1514 (graphite_create_new_loop_guard): Same.
1515 (find_cloog_iv_in_expr): Removed.
1516 (compute_cloog_iv_types_1): Removed.
1517 (compute_cloog_iv_types): Removed.
1518 (gloog): Do not call compute_cloog_iv_types.
1519 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1521 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1522 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1523 (GBB_CLOOG_IV_TYPES): Removed.
1525 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1527 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1528 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1529 (detect_commutative_reduction): Same.
1531 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1533 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1534 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1536 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1537 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1538 (rewrite_commutative_reductions_out_of_ssa): Same.
1539 * passes.c (execute_function_todo): Call verify_ssa for every pass
1540 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1541 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1542 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1543 with an extra argument.
1544 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1545 verify_ssa only when the extra argument is true.
1546 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1547 with an extra argument.
1548 (tree_transform_and_unroll_loop): Same.
1550 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1552 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1553 for all the passes of the LNO having LOOP_CLOSED_SSA.
1554 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1555 * tree-loop-distribution.c (pass_loop_distribution): Same.
1556 * tree-pass.h (TODO_verify_loops): Removed.
1557 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1559 (pass_tree_unswitch): Same.
1560 (pass_predcom): Same.
1561 (pass_vectorize): Same.
1562 (pass_linear_transform): Same.
1563 (pass_graphite_transforms): Same.
1564 (pass_iv_canon): Same.
1565 (pass_complete_unroll): Same.
1566 (pass_complete_unrolli): Same.
1567 (pass_parallelize_loops): Same.
1568 (pass_loop_prefetch): Same.
1569 (pass_iv_optimize): Same.
1571 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1574 * passes.c (init_optimization_passes): Move pass_lim before
1575 pass_copy_prop and pass_dce_loop.
1577 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1580 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1581 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1582 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1583 MULTI_* defines for 4 argument vpermil2p* builtins.
1585 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1588 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1589 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1590 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1591 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1592 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1593 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1594 Use x86_maybe_negate_const_int to output insn mnemonic.
1595 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1596 check from instruction predicate. Update comments.
1597 * config/i386/sync.md (sync_add<mode>): Use
1598 x86_maybe_negate_const_int to output insn mnemonic.
1600 2010-04-06 Jan Hubicka <jh@suse.cz>
1602 PR tree-optimization/42906
1603 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1604 IGNORE_SELF argument. Set visited_control_parents for fully
1606 (find_obviously_necessary_stmts): Update call of
1607 mark_control_dependent_edges_necessary.
1608 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1610 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md: Remove comment about 'e' and 'E'
1615 2010-04-06 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/43627
1618 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1619 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1622 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1624 * BASE-VER: Change to 4.6.0.
1627 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1630 2010-04-06 Richard Guenther <rguenther@suse.de>
1633 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1635 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1637 * doc/invoke.texi (Optimize Options): Document that LTO
1638 won't remove object access purely due to incompatible
1641 2010-04-04 Matthias Klose <doko@ubuntu.com>
1643 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1644 Initialize variable.
1646 2010-04-03 Richard Guenther <rguenther@suse.de>
1649 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1650 require a non-NULL MEM_OFFSET.
1652 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1654 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1655 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1656 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1657 config/alpha/predicates.md, config/arm/arm.md,
1658 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1659 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1660 config/darwin9.h, config/darwin.c, config/darwin.h,
1661 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1662 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1663 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1664 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1665 config/mips/mips.md, config/mn10300/mn10300.c,
1666 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1667 config/rs6000/aix.h, config/rs6000/dfp.md,
1668 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1669 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1670 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1671 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1672 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1673 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1674 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1675 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1676 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1677 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1678 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1679 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1680 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1681 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1682 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1683 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1684 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1685 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1686 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1687 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1688 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1689 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1690 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1691 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1692 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1693 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1694 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1695 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1696 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1697 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1698 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1699 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1700 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1701 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1702 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1703 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1705 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1708 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1709 * aclocal.m4: Regenerate.
1711 2010-04-02 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/43629
1714 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1715 if we have seen a constant value.
1717 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1719 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1721 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1724 * arm.c (legitimize_tls_address): Adjust call to
1725 gen_tls_load_dot_plus_four.
1726 (arm_note_pic_base): New function.
1727 (arm_cannot_copy_insn_p): Use it.
1728 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1731 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1736 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1738 * Makefile.in ($(out_object_file)): Depend on
1739 gt-$(basename $(notdir $(out_file))).h.
1741 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1743 * config.gcc (lm32-*-rtems*): Add t-lm32.
1745 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1747 * config.gcc: Add lm32-*-rtems*.
1748 * config/lm32/rtems.h: New file.
1750 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1753 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1755 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1757 * dwarf2out.c (output_compilation_unit_header): For
1758 -gdwarf-4 use version 4 instead of version 3.
1759 (output_line_info): For version 4 and above emit additional
1760 maximum ops per insn header field.
1761 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1763 * dwarf2out.c (is_c_family, is_java): Remove.
1764 (lower_bound_default): New function.
1765 (add_bound_info, gen_descr_array_type_die): Use it.
1767 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1770 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1771 re-declaration when it happens in a function.
1773 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1775 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1776 (cgraph_remove_function_insertion_hook): Same.
1777 (cgraph_call_function_insertion_hooks): Same.
1779 2010-04-01 Richard Guenther <rguenther@suse.de>
1782 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1783 and TREE_THIS_VOLATILE.
1784 (copy_ref_info): Likewise.
1785 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1786 * tree.c (build6_stat): Ignore side-effects of all but arg5
1787 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1790 2010-04-01 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/43607
1793 * ipa-type-escape.c (check_call): Do not access non-existing
1796 2010-04-01 Richard Guenther <rguenther@suse.de>
1800 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1801 Jack Howarth <howarth@bromo.med.uc.edu>
1803 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1806 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1808 * doc/install.texi (Prerequisites): Document libelf usability on
1809 IRIX 5/6 and Solaris 2.
1810 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1811 Update GNU as, GNU ld requirements.
1812 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1813 Document Sun Studio compiler download.
1814 Update and simplify as, ld recommendations.
1815 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1817 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1819 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1820 with_tune_32 to pentium4.
1822 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1826 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1828 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1829 obsoletion, removal.
1831 Document GNU as requirement.
1832 Update configure requirements.
1833 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1834 Recomment IRIX 6.5.18+.
1835 Document IDF/IDL requirement.
1836 Document GNU as requirement.
1837 Document GNU ld bootstrap failure.
1838 Remove freeware.sgi.com reference.
1840 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1842 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1843 UNIX V4.0, V5.0 obsoletion, removal.
1844 Remove --with-gc=simple reference.
1845 Update VM requirements during bootstrap.
1846 Remove -oldas bootstrap description.
1847 Update binutils reference.
1848 Remove comparison failure note.
1850 2010-03-31 Richard Guenther <rguenther@suse.de>
1851 Zdenek Dvorak <ook@ucw.cz>
1852 Sebastian Pop <sebastian.pop@amd.com>
1855 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1856 with multiple arguments.
1857 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1859 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1861 * graphite-dependences.c (print_pddr): Call print_pdr with an
1863 * graphite-poly.c (debug_pdr): Add an extra argument for the
1866 (print_pbb_domain): Same.
1868 (print_scop_context): Same.
1870 (print_cloog): Same.
1871 (debug_pbb_domain): Same.
1875 (debug_scop_context): Same.
1877 (debug_cloog): Same.
1878 (print_scop_params): Same.
1879 (debug_scop_params): Same.
1880 (print_iteration_domain): Same.
1881 (print_iteration_domains): Same.
1882 (debug_iteration_domain): Same.
1883 (debug_iteration_domains): Same.
1884 (print_scattering_function): Same.
1885 (print_scattering_functions): Same.
1886 (debug_scattering_function): Same.
1887 (debug_scattering_functions): Same.
1888 * graphite-poly.h (debug_pdr): Update declaration.
1890 (print_pbb_domain): Same.
1892 (print_scop_context): Same.
1894 (print_cloog): Same.
1895 (debug_pbb_domain): Same.
1899 (debug_scop_context): Same.
1901 (debug_cloog): Same.
1902 (print_scop_params): Same.
1903 (debug_scop_params): Same.
1904 (print_iteration_domain): Same.
1905 (print_iteration_domains): Same.
1906 (debug_iteration_domain): Same.
1907 (debug_iteration_domains): Same.
1908 (print_scattering_function): Same.
1909 (print_scattering_functions): Same.
1910 (debug_scattering_function): Same.
1911 (debug_scattering_functions): Same.
1913 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1915 * graphite-poly.c (print_scattering_function_1): New.
1916 (print_scattering_function): Call it.
1917 (print_scop_params): Remove spaces at the end of lines.
1920 * graphite-poly.h (print_cloog): Declared.
1921 (debug_cloog): Declared.
1923 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1925 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1927 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1928 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1929 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1930 to switch between adding the IV bump in loop->latch or in loop->header.
1932 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1934 * graphite-poly.c (print_scattering_function): Pretty print following
1937 (print_pbb_domain): Same.
1938 (dump_gbb_cases): Same.
1939 (dump_gbb_conditions): Same.
1942 (print_scop_params): Same.
1943 (print_scop_context): Same.
1945 (print_pbb_body): New.
1946 (lst_indent_to): New.
1947 (print_lst): Start new lines with a #.
1948 * graphite-poly.h (pbb_bb): New.
1949 (pbb_index): Use pbb_bb.
1950 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1952 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1954 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1956 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1957 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1958 and 0 instead of 1 for dw_val_class_flag.
1959 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1960 dw_val_class_range_list, dw_val_class_loc_list,
1961 dw_val_class_lineptr and dw_val_class_macptr, use
1962 DW_FORM_flag_present for dw_val_class_flag and
1963 DW_FORM_exprloc for dw_val_class_loc.
1964 (output_die): For -gdwarf-4 print dw_val_class_loc
1965 size as uleb128 instead of 1 or 2 bytes and don't print
1966 anything for dw_val_class_flag.
1968 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1969 instead of cselib_lookup following by tweaking locs->setting_insn.
1972 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1973 even before returning from label, setjmp call or volatile asm
1976 2010-03-31 Richard Guenther <rguenther@suse.de>
1979 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1980 temporary data on stack.
1982 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1984 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1985 (PUSHSECTION_ASM_OP): Remove.
1986 (POPSECTION_ASM_OP): Remove.
1987 (PUSHSECTION_FORMAT): Remove.
1988 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1989 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1990 * config/sol2.c (solaris_output_init_fini): Use it.
1992 2010-03-31 Jie Zhang <jie@codesourcery.com>
1995 * opt-functions.awk (var_type_struct): Use signed char type
1996 for simple variables.
1998 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2000 * config/sol2.c: Include output.h.
2001 (solaris_assemble_visibility): New function.
2002 * config/t-sol2 (sol2.o): Add output.h dependency.
2003 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2004 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2007 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2010 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2011 V2SImode or XFmode on PRE_DEC.
2014 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2017 2010-03-31 Jie Zhang <jie@codesourcery.com>
2020 * reload.h (caller_save_initialized_p): Declare.
2021 * toplev.c (backend_init_target): Don't call
2022 init_caller_save but set caller_save_initialized_p to false.
2023 * caller-save.c (caller_save_initialized_p): Define.
2024 (init_caller_save): Check caller_save_initialized_p.
2025 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2027 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2030 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2031 and soft-fp/t-softfp to tmake_file.
2032 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2033 (LIBGCC2_TF_CEXT): Define.
2036 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2039 * cselib.c (n_useless_values): Document handling of debug locs.
2040 (n_useless_debug_values, n_debug_values): New variables.
2041 (new_elt_loc_list): Don't add to debug values, keep count.
2042 (promote_debug_loc): New.
2043 (cselib_reset_table): Zero new variables.
2044 (entry_and_rtx_equal_p): Promote debug locs.
2045 (discard_useless_locs): Increment n_useless_debug_values for
2047 (remove_useless_values): Adjust n_useless_values and n_debug_values
2048 with n_useless_debug_values.
2049 (add_mem_for_addr): Promote debug locs.
2050 (cselib_lookup_mem): Likewise.
2051 (cselib_lookup_addr): Renamed to...
2052 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2053 (cselib_log_lookup): ... this. Turn into...
2054 (cselib_lookup_addr): ... new wrapper.
2055 (cselib_lookup_from_insn): New.
2056 (cselib_invalidate_regno): Increment n_useless_debug_values for
2058 (cselib_invalidate_mem): Likewise.
2059 (cselib_process_insn): Take n_deleted and n_debug_values into
2060 account to guard remove_useless_value call.
2061 (cselib_finish): Zero n_useless_debug_values.
2062 * cselib.h (cselib_lookup_from_insn): Declare.
2063 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2064 (sched_analyze_2): Likewise.
2066 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2068 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2070 (adjust_mems): Replace narrowing SUBREG of expression containing
2071 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2072 with operations in the narrower mode.
2075 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2076 regs_invalidated_by_call instead all call_used_reg_set registers.
2078 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2081 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2082 pointer comparisons with types_compatible_p.
2083 * tree-vect-stmts.c (vectorizable_call): Same.
2084 (vectorizable_condition): Same.
2086 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2088 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2089 stack check if the mask would be zero.
2091 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2092 Jack Howarth <howarth@bromo.med.uc.edu>
2094 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2097 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2100 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2102 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2103 Include ___unordxf2 and ___unordtf2.
2104 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2107 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2109 * config/lm32/t-lm32: New file.
2110 * config.gcc: Use the above file when targetting lm32.
2112 2010-03-28 Duncan Sands <baldrick@free.fr>
2114 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2116 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2119 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2120 Improve vectorization cost model diagnostic.
2122 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2125 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2126 compute_data_dependences_for_loop returns false, early exit
2127 and output an extra diagnostic for the failed data reference
2130 2010-03-29 Richard Guenther <rguenther@suse.de>
2132 PR tree-optimization/43560
2133 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2134 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2136 2010-03-29 Jie Zhang <jie@codesourcery.com>
2139 * toplev.c (process_options): Set optimization_default_node
2140 and optimization_current_node.
2141 * opts.c (decode_options): Don't set optimization_default_node
2142 and optimization_current_node.
2144 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2146 * config/rtems.h: Abandon -qrtems_debug.
2148 2010-03-28 Jan Hubicka <jh@suse.cz>
2150 PR tree-optimization/43505
2151 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2152 map should not be copied.
2154 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2158 cdtors, set DECL_PRESERVE_P.
2159 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2162 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2164 PR tree-optimization/43528
2165 * stor-layout.c (place_field): Check that constant fits into
2166 unsigned HWI when skipping calculation of MS bitfield layout.
2168 2010-03-27 Jan Hubicka <jh@suse.cz>
2171 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2172 notice_global_symbol work.
2174 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2176 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2177 instead of dwarf2out_decl.
2178 (struct var_loc_node): Remove section_label field.
2179 (dwarf2out_function_decl): New function.
2180 (dwarf2out_var_location): Don't set section_label field.
2181 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2183 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2185 PR tree-optimization/43544
2186 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2187 First argument for builtin vectorized function hook is now a
2188 tree to be able to distinguish between machine specific and
2190 * targhooks.c (default_builtin_vectorized_function): Ditto.
2191 * targhooks.h (default_builtin_vectorized_function): Ditto.
2192 * target.h (struct gcc_target): Ditto.
2193 * tree-vect-stmts.c (vectorizable_function): Ditto.
2194 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2195 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2198 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2201 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2202 nested binding iff it is a FUNCTION_DECL.
2203 (store_parm_decls_newstyle): Pass nested=true to bind for
2204 FUNCTION_DECLs amongst parameters.
2206 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2208 * var-tracking.c (vt_expand_loc_callback): Don't run
2209 cselib_expand_value_rtx_cb in dummy mode if
2210 cselib_dummy_expand_value_rtx_cb returned false.
2212 * var-tracking.c (emit_note_insn_var_location): For one part
2213 notes with offset 0, don't add EXPR_LIST around the location.
2214 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2215 add_location_or_const_value_attribute): Adjust for that change.
2218 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2219 into first operand and location into second.
2220 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2221 dw_cfi_oprnd_loc for DW_CFA_expression.
2222 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2223 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2224 assume first argument is regnum and second argument is location.
2226 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2229 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2230 of scratch register to DImode. Split to DImode comparison operator.
2231 Use SImode subreg of scratch register in the multiplication.
2232 (*cmp_sadd_sidi): Ditto.
2233 (*cmp_ssub_si): Ditto.
2234 (*cmp_ssub_sidi): Ditto.
2236 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2240 Remove invalid assert and wrong comment.
2242 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2245 * flags.h (final_insns_dump_p): New extern.
2246 * final.c (final_insns_dump_p): New variable.
2247 (rest_of_clean_state): Set it before -fdump-final-insns=
2248 dumping, clear afterwards.
2249 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2250 MEM_ALIAS_SET on MEMs.
2252 2010-03-26 David S. Miller <davem@davemloft.net>
2254 * configure.ac: Fix sparc GOTDATA_OP bug check.
2255 * configure: Rebuild.
2257 2010-03-26 Alan Modra <amodra@gmail.com>
2259 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2261 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2263 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2264 TLS_SECTION_ASM_FLAG.
2266 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2269 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2270 Clear first_function_block_is_cold.
2273 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2274 argument if the argument is truth_value_p.
2276 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2278 * config/rs6000/constraints.md: Update copyright year for my changes.
2281 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2282 used in reg+reg addressing, swap registers.
2284 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2287 * target.h (struct gcc_target): Add code_end hook.
2288 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2290 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2291 * toplev.c (compile_file): Call targetm.asm_out.code_end
2292 hook before unwind info/debug info output.
2293 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2294 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2295 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2296 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2297 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2298 * config/i386/i386.c (ix86_file_end): Renamed to...
2299 (ix86_code_end): ... this. Make static. Don't call
2300 file_end_indicate_exec_stack. Emit unwind info using
2301 final_start_function/final_end_function.
2302 (darwin_x86_file_end): Remove.
2303 (TARGET_ASM_CODE_END): Define.
2304 * config/i386/i386.h (TARGET_ASM_FILE_END,
2305 NEED_INDICATE_EXEC_STACK): Don't define.
2306 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2307 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2308 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2309 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2312 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2313 at the beginning and final_end_function at the end.
2314 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2316 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2319 and Sun as TLS syntax.
2320 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2321 * configure: Regenerate.
2322 * config.in: Regenerate.
2323 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2324 (default_elf_asm_named_section): Use it.
2325 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2326 (i386_output_dwarf_dtprel): Likewise.
2327 (output_addr_const_extra): Likewise.
2328 (output_pic_addr_const): Lowercase @GOTTPOFF.
2329 (output_addr_const_extra): Likewise.
2330 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2331 (output_addr_const_extra): Likewise.
2332 (output_pic_addr_const): Lowercase @INDNTPOFF.
2333 (output_addr_const_extra): Likewise.
2334 (output_pic_addr_const): Lowercase @NTPOFF.
2335 (output_addr_const_extra): Likewise.
2336 (output_pic_addr_const): Lowercase @TPOFF.
2337 (output_addr_const_extra): Likewise.
2338 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2339 (*tls_global_dynamic_64): Likewise.
2340 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2341 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2343 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2344 (ASM_OUTPUT_TLS_COMMON): Use it.
2345 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2348 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2349 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2350 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2351 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2352 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2353 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2355 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2357 * config/i386/i386.c (override_options): Don't accept
2358 -mtls-dialect=sun any longer.
2359 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2360 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2361 (*tls_local_dynamic_base_32_sun): Likewise.
2362 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2364 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2367 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2368 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2371 * ira.c (adjust_cleared_regs): New function.
2372 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2376 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2378 * expr.c (expand_expr_real): Restore previous
2379 curr_insn_source_location and curr_insn_block after
2380 expand_expr_real_1 call.
2381 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2382 instead of expand_expr_real_1.
2384 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2386 PR rtl-optimization/43413
2387 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2390 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2393 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2394 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2396 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2398 * config/i386/i386.c (ix86_target_string): Add -mfma.
2399 Fix a typo in comment.
2401 2010-03-22 Mike Stump <mikestump@comcast.net>
2404 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2405 Don't overly align based upon packed packed fields.
2407 2010-03-22 Jason Merrill <jason@redhat.com>
2409 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2410 Use () rather than [], and move before the element type.
2412 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2414 * doc/configfiles.texi (Configuration Files): Removed
2415 fixinc/Makefile*, intl/Makefile.*.
2416 * doc/makefile.texi: Fixed markup. Abstract from version
2417 control system used.
2418 (Makefile): Removed obsolete gcc/java/parse.y example.
2419 * doc/sourcebuild.texi: Likewise.
2420 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2421 libgomp, libssp. Removed fastjar.
2422 (Miscellaneous Docs): Clarify location.
2423 Added COPYING3, COPYING3.LIB.
2424 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2426 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2429 * config/i386/i386.c (x86_function_profiler)
2430 [!NO_PROFILE_COUNTERS]: Fix typo.
2431 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2434 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2435 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2437 * doc/sourcebuild.texi (Test Directives): Split into six
2438 subsections, with most of the current text in new subsections
2439 Directives, Selectors, and Final Actions.
2440 (Directives): Split list of test directives into multiple
2442 (Selectors): Describe use and syntax of selectors.
2443 (Effective-Target Keywords): Describe all existing keywords.
2444 (Add Options): Describe features for dg-add-options.
2445 (Require Support): Describe variants of dg-require-support.
2446 (Final Actions): Describe commands to use in dg-final.
2448 2010-03-22 Michael Matz <matz@suse.de>
2451 * recog.c (validate_replace_rtx_group): Replace also in
2452 REG_EQUAL and REG_EQUIV notes.
2454 2010-03-22 Richard Guenther <rguenther@suse.de>
2456 PR tree-optimization/43390
2457 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2458 sure vector extracts are type correct.
2460 2010-03-22 Richard Guenther <rguenther@suse.de>
2463 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2464 x * sqrt (x) even when optimizing for size if the target
2465 has native support for sqrt.
2467 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2469 * varasm.c (make_decl_rtl_for_debug): Also clear
2470 flag_mudflap for the duration of make_decl_rtl call.
2473 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2474 locs from preserved VALUEs.
2476 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2479 * pa.md (movmemsi): Set align to one if zero.
2480 (movmemdi): Likewise.
2482 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2485 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2486 with their corresponding prologue pushes.
2488 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2491 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2492 at the begining or end.
2493 (spu_expand_epilogue): Likewise.
2495 2010-03-20 Richard Guenther <rguenther@suse.de>
2497 PR rtl-optimization/43438
2498 * combine.c (make_extraction): Properly zero-/sign-extend an
2499 extraction of the low part of a CONST_INT. Also handle
2502 2010-03-19 Mike Stump <mikestump@comcast.net>
2504 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2505 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2506 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2508 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2511 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2514 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2516 PR rtl-optimization/42258
2517 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2518 use that may match DEF.
2521 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2522 the cost of loading the constant rather than assuming
2524 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2525 outer code is AND, do the same tests as the andsi3 expander and
2526 return COSTS_N_INSNS (1) if and is cheap.
2528 * optabs.c (avoid_expensive_constant): Fix formatting.
2530 2010-03-19 Michael Matz <matz@suse.de>
2533 * attribs.c (decl_attributes): When rebuilding a function pointer
2534 type use the same qualifiers as the original pointer type.
2536 2010-03-19 Martin Jambor <mjambor@suse.cz>
2538 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2539 and is_gimple_ip_invariant_address.
2541 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2544 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2546 * config/arm/arm.c (arm_override_options): Turn off
2547 flag_dwarf2_cfi_asm for AAPCS variants.
2549 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2552 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2553 Use PRE_MODIFY instead of PRE_DEC.
2554 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2555 (vfp_emit_fstmd): Likewise.
2557 2010-03-19 Michael Matz <matz@suse.de>
2560 * builtins.c (expand_builtin_interclass_mathfn,
2561 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2564 2010-03-19 Richard Guenther <rguenther@suse.de>
2566 PR tree-optimization/43415
2567 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2568 (phi_translate_1): ... this.
2569 (phi_translate): Move all caching here. Cache all NARY
2570 and REFERENCE translations.
2572 2010-03-19 David S. Miller <davem@davemloft.net>
2574 With help from Eric Botcazou.
2575 * config/sparc/sparc.c: Include dwarf2out.h.
2576 (emit_pic_helper): Delete.
2577 (pic_helper_symbol_name): Delete.
2578 (pic_helper_emitted_p): Delete.
2579 (pic_helper_needed): New.
2580 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2581 (get_pc_thunk_name): New.
2582 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2583 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2584 Set pic_helper_needed to true. Don't call emit_pic_helper.
2585 (sparc_expand_prologue): Update load_pic_register call.
2586 (sparc_output_mi_thunk): Likewise.
2587 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2588 thunk if possible. Output CFI information as needed.
2590 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2591 Jack Howarth <howarth@bromo.med.uc.edu>
2594 * config/i386/i386.h: Fix ABI on darwin x86-32.
2596 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2598 * tree.h: Declare make_decl_rtl_for_debug.
2599 * varasm.c (make_decl_rtl_for_debug): New.
2600 * dwarf2out.c (rtl_for_decl_location): Call it.
2601 * cfgexpand.c (expand_debug_expr): Call it.
2603 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2606 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2610 * var-tracking.c (vt_init_cfa_base): Do nothing if
2611 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2613 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2616 * var-tracking.c (canonicalize_vars_star): New.
2617 (dataflow_post_merge_adjust): Use it.
2619 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2622 * var-tracking.c (non_suitable_const): New function.
2623 (add_uses): For DEBUG_INSNs with constants, don't record any
2624 value, instead just the constant value itself.
2625 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2626 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2627 (emit_notes_in_bb): Likewise.
2628 (emit_note_insn_var_location): For onepart variables if
2629 cur_loc is a VOIDmode constant, use DECL_MODE.
2631 2010-03-18 Martin Jambor <mjambor@suse.cz>
2634 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2635 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2636 all non-clones. Moved call redirection...
2637 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2638 (cgraph_materialize_all_clones): Dispose of all
2639 combined_args_to_skip bitmaps.
2640 (verify_cgraph_node): Do not check for edges pointing to wrong
2641 nodes in inline clones.
2642 * tree-inline.c (copy_bb): Call
2643 cgraph_redirect_edge_call_stmt_to_callee.
2644 * ipa.c (cgraph_remove_unreachable_nodes): Call
2645 cgraph_node_remove_callees even when there are used clones.
2647 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2649 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2651 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2654 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2657 2010-03-18 Michael Matz <matz@suse.de>
2660 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2661 into sqrt(x) if we need to preserve signed zeros.
2663 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2664 Eric Botcazou <ebotcazou@adacore.com>
2666 PR rtl-optimization/43360
2667 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2668 note if we don't know its invariant status.
2670 2010-03-18 Michael Matz <matz@suse.de>
2672 PR tree-optimization/43402
2673 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2674 PHI chains of ssa names registered for update.
2676 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2679 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2680 non-offsettable and pre_modify update addressing.
2681 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2682 and "2" alternatives "#".
2683 (*movdd_softfloat32): Make all alternatives "#";
2684 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2685 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2686 (*movdf_softfloat32): Make all alternatives "#";
2687 (movdi): Use the new DIFD mode iterator to create a common splitter
2688 for movdi, movdf and movdd patterns.
2690 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2692 * common.opt (dumpdir): Remove redundant tab.
2694 2010-03-17 Martin Jambor <mjambor@suse.cz>
2696 PR tree-optimization/43347
2697 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2698 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2700 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2702 PR rtl-optimization/42216
2703 * regrename.c (create_new_chain): New function, broken out from...
2704 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2705 appending a use to an empty chain.
2706 (build_def_use): Remove previous changes that convert OP_INOUT to
2707 OP_OUT operands; instead detect the case where an OP_INOUT operand
2708 uses a previously untracked register and create an empty chain for it.
2710 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2712 * doc/extend.texi (Function Attributes): Rewrite unfinished
2713 sentence in ms_abi documentation.
2715 2010-03-17 Alan Modra <amodra@gmail.com>
2717 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2718 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2719 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2720 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2722 2010-03-16 Richard Henderson <rth@redhat.com>
2725 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2726 (lower_try_finally): Save and restore eh_seq around the expansion
2729 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2731 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2732 statements before splitting block.
2734 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2736 * doc/sourcebuild.texi (Testsuites): Fix markup.
2737 Use pathnames relative to gcc/testsuite.
2738 (Test Directives): Move description of how timeout is determined.
2739 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2740 (C Tests): Correct gcc.misc-tests directory.
2741 Framework tests now live in gcc.test-framework.
2743 2010-03-16 Richard Guenther <rguenther@suse.de>
2746 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2747 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2749 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2750 Alexandre Oliva <aoliva@redhat.com>
2752 PR tree-optimization/42917
2753 * lambda-code.c (remove_iv): Skip debug statements.
2754 (lambda_loopnest_to_gcc_loopnest): Likewise.
2755 (not_interesting_stmt): Debug statements are not interesting.
2757 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2761 * cselib.c (cselib_preserve_constants,
2762 cfa_base_preserved_val): New static variables.
2763 (preserve_only_constants): New function.
2764 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2765 clear its REG_VALUES. If cselib_preserve_constants, don't
2766 empty the whole hash table, but preserve there VALUEs with constants,
2767 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2768 (cselib_preserve_cfa_base_value): New function.
2769 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2770 (cselib_init): Change argument to int bitfield. Set
2771 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2773 (cselib_finish): Clear cselib_preserve_constants and
2774 cfa_base_preserved_val.
2775 * cselib.h (enum cselib_record_what): New enum.
2776 (cselib_init): Change argument to int.
2777 (cselib_preserve_cfa_base_value): New prototype.
2778 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2779 * dse.c (dse_step1): Likewise.
2780 * cfgcleanup.c (thread_jump): Likewise.
2781 * sched-deps.c (sched_analyze): Likewise.
2782 * gcse.c (local_cprop_pass): Likewise.
2783 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2784 If FN is non-NULL, call the callback always and whenever it returns
2785 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2786 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2787 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2788 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2789 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2790 * var-tracking.c: Include recog.h.
2791 (bb_stack_adjust_offset): Remove.
2792 (vt_stack_adjustments): Don't call it, instead just gather the
2793 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2794 (adjust_stack_reference): Remove.
2795 (compute_cfa_pointer): New function.
2796 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2797 (struct adjust_mem_data): New type.
2798 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2800 (get_address_mode): New function.
2801 (replace_expr_with_values): Use it.
2802 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2803 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2804 (adjust_sets): Remove.
2805 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2806 Use get_address_mode.
2807 (get_adjusted_src): Remove.
2808 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2809 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2810 (add_with_sets): Don't call adjust_sets.
2811 (fp_setter, vt_init_cfa_base): New functions.
2812 (vt_initialize): Change return type to bool. Move most of pool etc.
2813 initialization to the beginning of the function from end. Pass
2814 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2815 If !frame_pointer_needed, call vt_stack_adjustment before mos
2816 vector is filled, call vt_init_cfa_base if argp/framep has been
2817 eliminated to sp. If frame_pointer_needed and argp/framep has
2818 been eliminated to hard frame pointer, set
2819 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2820 encountering fp setter in the prologue. For MO_ADJUST, call
2821 log_op_type before pusing the op into mos vector, not afterwards.
2822 Call adjust_insn before cselib_process_insn/add_with_sets,
2823 call cancel_changes (0) afterwards.
2824 (variable_tracking_main_1): Adjust for vt_initialize calling
2825 vt_stack_adjustments and returning whether it succeeded or not.
2827 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2829 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2832 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2834 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2836 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2837 drap_reg has not been set.
2839 2010-03-15 Michael Matz <matz@suse.de>
2842 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2843 use it to expand block copies.
2844 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2845 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2846 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2848 2010-03-15 Richard Guenther <rguenther@suse.de>
2850 PR tree-optimization/43367
2851 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2854 2010-03-15 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/43317
2857 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2859 2010-03-15 Martin Jambor <mjambor@suse.cz>
2861 PR tree-optimization/43141
2862 * tree-sra.c (create_abstract_origin): New function.
2863 (modify_function): Call create_abstract_origin.
2865 2010-03-15 Chris Demetriou <cgd@google.com>
2867 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2870 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2873 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2874 call insert_out_of_ssa_copy for default definitions.
2876 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2878 * graphite-clast-to-gimple.c (my_long_long): Defined.
2879 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2880 * graphite-sese-to-poly.c (my_long_long): Defined.
2881 (scop_ivs_can_be_represented): Use it.
2883 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2885 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2886 graphite-max-bbs-per-function, and loop-block-tile-size.
2887 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2889 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2891 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2893 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2894 forward declaration.
2895 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2896 (add_upper_bounds_from_estimated_nit): New.
2897 (build_loop_iteration_domains): Use it.
2899 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2901 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2903 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2906 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2907 should be an INTEGER_CST. Also handle CASE_CONVERT.
2909 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2911 * graphite.c (graphite_initialize): To bound the number of bbs per
2912 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2913 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2914 * doc/invoke.texi: Document it.
2916 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2918 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2919 * graphite-sese-to-poly.h (build_poly_scop): Same.
2921 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2923 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2924 the number of parameters in the scop. Use as an upper bound
2925 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2926 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2927 * doc/invoke.texi: Document it.
2929 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2931 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2932 * doc/c-tree.texi: Remove.
2933 * doc/generic.texi: Merge c-tree.texi here.
2934 * doc/gccint.texi (Trees): Remove menu entry.
2935 (c-tree.texi): Remove @include.
2936 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2937 * doc/languages.texi (Reading RTL): Ditto.
2939 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2942 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2944 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2947 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2948 code added to work around reload clobbering CONST insns.
2950 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2952 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2953 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2954 (cselib_preserve_only_values): Remove retain argument, don't
2955 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2956 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2957 * var-tracking.c (micro_operation): Move insn field before union.
2958 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2959 (struct variable_tracking_info_def): Remove n_mos field, change
2960 mos into a vector of micro_operations.
2961 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2962 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2963 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2964 changing into a vector.
2965 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2966 come before all other uops generated by add_stores.
2967 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2969 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2970 a vector. Run just one pass over the bbs instead of separate counting
2971 and computation phase.
2972 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2975 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2976 into *nonlocalized_list vector.
2977 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2978 even if origin is non-NULL.
2979 (gen_variable_die): Likewise.
2980 (process_scope_var): Don't change origin.
2981 (gen_decl_die): Likewise.
2982 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2983 before adding new edges instead of after it, fix moving over
2986 2010-03-11 David S. Miller <davem@davemloft.net>
2988 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2990 * configure: Rebuild.
2992 2010-03-11 Martin Jambor <mjambor@suse.cz>
2994 PR tree-optimization/43257
2995 * tree.c (assign_assembler_name_if_neeeded): New function.
2996 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2998 * tree.h (assign_assembler_name_if_neeeded): Declare.
2999 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3000 the function if needed.
3002 2010-03-11 Chris Demetriou <cgd@google.com>
3004 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3005 include/stdint-gcc.h, and include/stdint.h world-readable.
3007 2010-03-11 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/43255
3010 * tree-vrp.c (process_assert_insertions_for): Do not insert
3011 asserts for trivial conditions.
3013 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3015 PR tree-optimization/43280
3016 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3017 generation. Move calculation of size out of the if branch.
3018 (find_bswap): Modify compare number generation.
3020 2010-03-11 Richard Guenther <rguenther@suse.de>
3023 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3024 (input_gimple_stmt): Fixup handled component types during
3025 operand read. Also fix up decls in ADDR_EXPRs.
3027 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3029 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3030 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3032 2010-03-10 Jan Hubicka <jh@suse.cz>
3035 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3036 * varasm.c (get_variable_section): Don't do that here...
3037 (make_decl_rtl): ... and here.
3038 (do_assemble_alias): Produce decl RTL.
3039 (assemble_alias): Likewise.
3041 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3044 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3045 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3047 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3048 (based_loc_descr): Only express drap or vdrap regno based expressions
3049 using DW_OP_fbreg when not optimizing.
3050 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3051 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3052 REG_CFA_SET_VDRAP note.
3054 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3056 PR tree-optimization/43236
3057 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3058 error in calculation of base address in reverse iteration case.
3059 (generate_builtin): Take number of latch executions if the statement
3062 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3065 * tree-eh.c: Include pointer-set.h.
3066 (lower_eh_dispatch): Filter out duplicate case labels and
3067 remove the unneeded edge when the label is unused. Return
3068 true when some edges are removed.
3069 (execute_lower_eh_dispatch): When any lowering resulted in
3070 removing an edge, also delete unreachable blocks.
3072 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3075 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3076 UNSPEC_MACHOPIC_OFFSET.
3078 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3081 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3082 (m68k_delegitimize_address): New function.
3084 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3087 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3090 * var-tracking.c (adjust_sets): New function.
3091 (count_with_sets, add_with_sets): Use it.
3092 (get_adjusted_src): New inline function.
3093 (add_stores): Use it.
3096 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3097 call cselib_dummy_expand_value_rtx_cb instead of
3098 cselib_expand_value_rtx_cb.
3101 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3102 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3103 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3104 and .cfi_endproc around the pic thunks.
3105 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3106 all queued unwind info register saves are saved before the call.
3107 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3108 considered as sp-=4 for unwind info and the pop as sp+=4 which
3109 also clobbers dest, but doesn't actually restore it.
3112 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3113 RTX_FRAME_RELATED_P.
3115 2010-03-09 Jie Zhang <jie@codesourcery.com>
3117 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3118 whitespaces in output template.
3120 2010-03-09 Jie Zhang <jie@codesourcery.com>
3122 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3125 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3127 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3128 builtins.exp in a separate job.
3130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3132 * graphite-sese-to-poly.c (add_param_constraints): Use
3133 lower_bound_in_type and upper_bound_in_type.
3135 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3137 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3138 instead of unsigned_type_node.
3140 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3141 Reza Yazdani <reza.yazdani@amd.com>
3144 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3145 on pointer type parameters.
3147 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3151 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3152 handle conversions from pointer to integers.
3153 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3154 induction variable, to be able to work with code generated by CLooG.
3155 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3156 (build_poly_scop): Bail out if we cannot codegen a loop.
3158 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3160 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3161 code generation with gloog_error.
3163 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3165 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3166 Call fold_convert on all the returned values.
3167 (expand_scalar_variables_expr): Pass to
3168 expand_scalar_variables_ssa_name the type of the resulting expression.
3170 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3172 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3173 ppl_min_for_le_pointset.
3174 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3175 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3177 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3179 * graphite-dependences.c (map_into_dep_poly): Removed.
3180 (dependence_polyhedron_1): Use combine_context_id_scat.
3182 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3184 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3185 (struct poly_bb): Same.
3186 (combine_context_id_scat): New.
3188 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3191 * sese.c (name_defined_in_loop_p): Return false for default
3194 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3196 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3197 and clean up the logic.
3199 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3201 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3204 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3206 * var-tracking.c (remove_cselib_value_chains): Define only for
3208 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3209 delete_slot_part, emit_notes_for_differences_1): Don't call
3210 remove_cselib_value_chains here.
3211 (set_slot_part, emit_notes_for_differences_2): Don't call
3212 add_cselib_value_chains here.
3213 (preserved_values): New vector.
3214 (preserve_value): New function.
3215 (add_uses, add_stores, vt_add_function_parameters): Use it
3216 instead of cselib_preserve_value.
3217 (changed_values_stack): New vector.
3218 (check_changed_vars_0): New function.
3219 (check_changed_vars_1, check_changed_vars_2): Use it.
3220 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3221 changed_values_stack VALUEs.
3222 (vt_emit_notes): For all preserved_values call
3223 add_cselib_value_chains. If ENABLE_CHECKING call
3224 remove_cselib_value_chains before verifying value_chains is empty.
3225 Initialize and free changed_values_stack.
3226 (vt_initialize): Initialize preserved_values.
3227 (vt_finalize): Free preserved_values.
3229 2010-03-08 Richard Guenther <rguenther@suse.de>
3231 PR tree-optimization/43269
3232 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3235 2010-03-08 Martin Jambor <mjambor@suse.cz>
3237 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3238 (ipa_is_param_called): Removed.
3239 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3240 (ipa_print_node_params): Do not print the called flag.
3241 (ipa_write_node_info): Do not stream the called flag.
3242 (ipa_read_node_info): Likewise.
3244 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3247 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3248 * cselib.c (struct expand_value_data): Add dummy field.
3249 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3251 (cselib_dummy_expand_value_rtx_cb): New function.
3252 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3254 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3255 * var-tracking.c: Include pointer-set.h.
3256 (variable): Change n_var_parts to char from int. Add
3257 cur_loc_changed and in_changed_variables fields.
3258 (variable_canonicalize): Remove.
3259 (shared_var_p): New inline function.
3260 (unshare_variable): Maintain cur_loc_changed and
3261 in_changed_variables fields. If var was in changed_variables,
3262 replace it there with new_var. Just copy cur_loc instead of
3263 resetting it to something else.
3264 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3265 (dataflow_set_union): Don't call variable_canonicalize.
3266 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3267 of their DEBUG_EXPR_TREE_DECLs.
3268 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3269 and in_changed_variables and cur_loc_changed is false.
3270 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3271 and cur_loc_changed. Don't update cur_loc here.
3272 (variable_merge_over_src): Don't call variable_canonicalize.
3273 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3274 removing loc that is equal to cur_loc, clear cur_loc,
3275 set cur_loc_changed and ensure variable_was_changed is called.
3276 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3277 compare pointers in cur_loc check, if it is equal to loc,
3278 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3279 (variable_different_p): Remove compare_current_location argument,
3280 don't compare cur_loc.
3281 (dataflow_set_different_1): Adjust variable_different_p caller.
3282 (variable_was_changed): If dv had some var in changed_variables
3283 already, reset in_changed_variables flag for it and propagate
3284 cur_loc_changed over to the new variable. On empty var
3285 always set cur_loc_changed. Set in_changed_variables on whatever
3286 var is added to changed_variables.
3287 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3288 Use shared_var_p. When removing loc that is equal to cur_loc,
3289 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3290 end, don't set it to something else, just call variable_was_changed.
3291 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3292 loc being removed, clear cur_loc and set cur_loc_changed.
3293 Set cur_loc_changed if all locations have been removed.
3294 (struct expand_loc_callback_data): New type.
3295 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3296 allocated. Always create SUBREGs if simplify_subreg failed.
3297 Prefer to use cur_loc, when that fails and still in
3298 changed_variables (and seen first time) recompute it. Set
3299 cur_loc_changed of variables which had to change cur_loc and
3300 compute elcd->cur_loc_changed if any of the subexpressions used
3301 had to change cur_loc.
3302 (vt_expand_loc): Adjust to pass arguments in
3303 expand_loc_callback_data structure.
3304 (vt_expand_loc_dummy): New function.
3305 (emitted_notes): New variable.
3306 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3307 that weren't used for any other decl in current
3308 emit_notes_for_changes call call vt_expand_loc_dummy to update
3309 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3310 first loc_chain location if NULL before. Always use just
3311 cur_loc instead of first loc_chain location. When cur_loc_changed
3312 is false, when not --enable-checking=rtl just don't emit any note.
3313 When rtl checking, compute the note and assert it is the same
3314 as previous note. Clear cur_loc_changed and in_changed_variables
3315 at the end before removing from changed_variables.
3316 (check_changed_vars_3): New function.
3317 (emit_notes_for_changes): Traverse changed_vars to call
3318 check_changed_vars_3 on each changed var.
3319 (emit_notes_for_differences_1): Clear cur_loc_changed and
3320 in_changed_variables. Recompute cur_loc of new_var.
3321 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3322 (vt_emit_notes): Initialize and destroy emitted_notes.
3324 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3326 PR rtl-optimization/42220
3327 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3328 Use verify_reg_tracked to determine if we should use OP_OUT rather
3330 (build_def_use): If we see an in-out operand for a register that we
3331 know nothing about, treat is an output if possible, fail the block if
3334 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3337 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3340 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3343 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3344 uses of relevant DEFs that are dead outside the loop too.
3346 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3348 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3350 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3352 * var-tracking.c (values_to_unmark): New variable.
3353 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3354 values_to_unmark vector. Moved body to...
3355 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3356 instead queue it into values_to_unmark vector.
3357 (vt_find_locations): Free values_to_unmark vector.
3359 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3361 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3362 (site.exp): Export them when plugins are enabled.
3364 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3367 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3369 (chrec_fold_multiply): Same.
3371 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3374 * c-decl.c (build_compound_literal): Return early if init is
3377 2010-03-04 Martin Jambor <mjambor@suse.cz>
3379 PR tree-optimization/43164
3380 PR tree-optimization/43191
3381 * tree-sra.c (type_consists_of_records_p): Reject records with
3382 zero-size bit-fields at the end.
3384 2010-03-04 Mike Stump <mikestump@comcast.net>
3386 * Makefile.in (TAGS): Remove *.y.
3388 2010-03-04 Richard Guenther <rguenther@suse.de>
3390 PR tree-optimization/40761
3391 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3393 (my_rev_post_order_compute): New function.
3394 (init_pre): Call it.
3396 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3399 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3400 decrease the cost of an IV candidate when the cost is infinite.
3402 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3404 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3405 Use '3DNow!' for the extension of that name, ensure normal space
3407 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3409 2010-03-03 Jeff Law <law@redhat.com>
3411 * PR middle-end/32693
3412 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3413 than gen_rtx_SUBREG.
3414 (extract_bit_field_1): Likewise.
3416 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3418 * doc/sourcebuild.texi (Test directives): Document that arguments
3419 include-opts and exclude-opts are now optional for dg-skip-if,
3420 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3422 2010-03-03 Jason Merrill <jason@redhat.com>
3425 * cgraph.h (varpool_node): Add extra_name field.
3426 * varpool.c (varpool_extra_name_alias): New.
3427 (varpool_assemble_decl): Emit extra name aliases.
3428 (varpool_mark_needed_node): Look past an extra name alias.
3429 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3430 * lto-streamer-in.c (lto_input_tree): Read it.
3431 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3433 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3435 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3436 (sparc*-*-solaris2*): ...this.
3438 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3441 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3442 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3443 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3444 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3447 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3448 fallthrough to default handling, just with want_address 0 instead of 2.
3449 For single element lists, add_AT_loc directly, otherwise create an
3450 artificial variable DIE and stick location list to it.
3453 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3454 (VAL_EXPR_HAS_REVERSE): Define.
3455 (reverse_op): New function.
3456 (add_stores): For reversible operations add an extra MO_VAL_USE.
3458 2010-03-02 Jason Merrill <jason@redhat.com>
3460 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3462 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3464 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3465 (sparc64-*-linux*): Likewise.
3466 (sparc64-*-solaris2*): Include assembler files before linker ones.
3467 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3468 * config/sparc/gas.h: Delete.
3469 * config/sparc/sol2-64.h: Add copyright notice.
3470 * config/sparc/sol2-gas-bi.h: Likewise.
3471 * config/sparc/sol2-gld.h: Likewise.
3472 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3473 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3474 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3475 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3476 (sparc_elf_asm_named_section): Rename into...
3477 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3479 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3481 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3483 2010-03-02 Jeff Law <law@redhat.com>
3486 * reload1.c (rtx_p, substitute_stack): Declare.
3487 (substitute): Record addresses of changed rtxs.
3488 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3489 Restore the original rtx when complete.
3490 (reload): Free subsitute_stack when complete.
3492 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3494 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3495 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3497 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3498 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3499 Torture Tests): Change from subsection to section.
3501 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3502 Steven Bosscher <steven@gcc.gnu.org>
3504 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3507 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3510 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3511 the assignment from the new induction variable to the assignment
3512 of the value from the original loop PHI function.
3514 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3515 Daniel Jacobowitz <dan@codesourcery.com>
3517 * doc/sourcebuild.texi (Test directives): Clarify options to
3520 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3522 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3523 Disable cfi directives unless GCC and gas agree on using read-only
3524 .eh_frame sections for 64-bit.
3525 * configure: Regenerate.
3527 2010-03-01 Richard Guenther <rguenther@suse.de>
3529 PR tree-optimization/43220
3530 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3531 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3533 2010-03-01 Richard Guenther <rguenther@suse.de>
3534 Martin Jambor <mjambor@suse.cz>
3537 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3538 gimplified parameters.
3540 2010-03-01 Christian Bruel <christian.bruel@st.com>
3542 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3544 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3546 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3548 2010-03-01 Richard Guenther <rguenther@suse.de>
3551 * expr.c (expand_assignment): Use the alias-oracle to tell
3552 if the rhs aliases the result decl.
3554 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3557 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3558 to sol_gt_pch_get_address.
3559 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3560 64-bit, SPARC and x86.
3561 (sol_gt_pch_get_address): New function.
3563 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3565 * toplev.h (inform_n, error_n): Declare.
3566 * diagnostic.c (inform_n, error_n): New function.
3568 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3570 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3571 has no rtl yet when processing local_decls, queue it and recheck
3572 if deferred stack allocation hasn't assigned it rtl.
3574 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3576 * config/sh/sh.c (unspec_bbr_uid): New.
3577 (gen_block_redirect): Use it instead of INSN_UID.
3578 (gen_far_branch): Likewise.
3580 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3583 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3585 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3587 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3588 (Warning Options): -Wno-conversion-null is valid for
3589 Objective-C++ as well.
3590 * doc/tm.texi (Named Address Spaces): Likewise.
3591 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3592 * doc/tree-ssa.texi (Tree SSA): Likewise.
3594 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3597 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3598 by default. Don't set the default arch for
3599 i[34567]86-*-darwin*|x86_64-*-darwin*.
3601 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3604 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3605 default. Set the default 32bit/64bit archs with $with_arch
3606 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3608 2010-02-27 Richard Guenther <rguenther@suse.de>
3610 PR tree-optimization/43186
3611 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3612 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3613 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3614 unroller iterations.
3616 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3618 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3619 required and i[34567]86-*-* targets don't support 64bit ISA.
3621 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3624 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3627 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3629 * config.gcc: Set the default arch at least to Prescott for
3630 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3631 if SSE math is enabled.
3633 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3635 * diagnostic.c (diagnostic_initialize): Update.
3636 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3638 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3639 (diagnostic_inhibit_notes): New.
3640 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3642 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3645 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3646 * doc/standards.texi: Likewise.
3647 * doc/extend.texi: Likewise.
3648 * doc/trouble.texi: Likewise.
3649 * doc/cppopts.texi: Likewise.
3650 * doc/install.texi: Likewise.
3651 * c.opt (std=c90,std=gnu90): New options.
3652 * c-opts.c (c_common_handle_option): Handle them.
3654 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3657 * c-decl.c (undeclared_variable): Use an informative note.
3659 2010-02-26 Richard Guenther <rguenther@suse.de>
3661 PR tree-optimization/43186
3662 * gimple.h (gimple_fold): Remove.
3663 * gimple.c (gimple_fold): Remove. Inline into single user ...
3664 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3665 Try harder for conditions.
3667 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3670 * function.c (used_types_insert): Don't skip through named pointer
3671 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3672 and it is different from the main variant's type.
3674 2010-02-26 Nick Clifton <nickc@redhat.com>
3676 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3678 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3680 * config.gcc: Support --with-fpmath=sse for x86.
3682 * config/i386/ssemath.h: New.
3684 * doc/install.texi (--with-fpmath=sse): Documented.
3686 2010-02-26 Richard Guenther <rguenther@suse.de>
3688 PR tree-optimization/43188
3689 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3690 vector types of over-aligned element type.
3692 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3696 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3698 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3700 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3702 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3704 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3705 * var-tracking.c: Include diagnostic.h.
3706 (debug_dv): New function.
3707 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3710 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3711 (add_value_chain, add_value_chains, remove_value_chain,
3712 remove_value_chains): Handle DEBUG_EXPRs.
3713 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3716 * regcprop.c (struct queued_debug_insn_change): New type.
3717 (struct value_data_entry): Add debug_insn_changes field.
3718 (struct value_data): Add n_debug_insn_changes field.
3719 (debug_insn_changes_pool): New variable.
3720 (free_debug_insn_changes, apply_debug_insn_changes,
3721 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3722 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3723 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3725 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3727 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3728 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3729 changes, call cprop_find_used_regs via note_stores.
3730 (copyprop_hardreg_forward): When copying vd from predecessor
3731 which has any queued DEBUG_INSN changes, make sure the pointers are
3732 cleared. At the end call df_analyze and then if there are any
3733 DEBUG_INSN changes queued at the end of some basic block for still
3734 live registers, apply them.
3735 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3737 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3739 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3742 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3744 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3745 targets. Set the default with_cpu/with_arch from arch/cpu.
3746 Allow x86-64 and native for with_cpu/with_arch.
3748 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3750 * ebitmap.c: Change calls to verify_popcount with calls to
3751 sbitmap_verify_popcount.
3752 (ebitmap_clear_bit): Fixed map->cacheindex test and
3753 map>cache update when bit clearing results in an empty
3756 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3759 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3760 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3761 and support both V2DF and V2DI modes.
3762 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3763 support both V2DF and V2DI modes.
3764 (general): Delete trailing whitespace from a few patterns.
3766 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3767 V2DF/V2DI interleave high/low builtins.
3769 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3772 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3773 interleave high/low functions.
3775 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3777 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3778 #pragma extern_prefix.
3780 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3783 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3784 BLKmode, assert op0 is a MEM and just adjust its mode.
3787 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3788 if bitpos isn't multiple of mode's bitsize.
3790 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3792 * c.opt (-ftemplate-depth=): New.
3793 (-ftemplate-depth-): Deprecate.
3794 * optc-gen.awk: Handle -ftemplate-depth=.
3795 * opth-gen.awk: Likewise.
3796 * c-opts.c (c_common_handle_option): Likewise.
3797 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3799 2010-02-24 Jason Merrill <jason@redhat.com>
3801 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3803 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3805 * cfg.c (alloc_aux_for_block): Remove inline.
3806 (alloc_aux_for_edge): Likewise.
3808 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3810 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3812 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3814 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3815 * config/i386/sol2-gas.h: New file.
3816 * config.gcc (i[34567]86-*-solaris2*): Use it.
3818 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3821 * c-typeck.c (ep_convert_and_check): New.
3822 (build_conditional_expr): Use it.
3823 (build_binary_op): Likewise.
3825 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3827 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3830 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3831 bounds even for -O+.
3832 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3833 expr needs to have DECL_NAME set.
3835 2010-02-24 Nick Clifton <nickc@redhat.com>
3837 * config/mep/mep.c: Include gimple.h.
3838 (mep_function_uses_sp): Delete unused function.
3839 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3840 parameters. Use unsigned integers to count args. Return a
3841 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3843 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3846 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3847 greater or equal to nelt instead of 2 * nelt.
3848 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3851 2010-02-23 Jason Merrill <jason@redhat.com>
3854 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3855 in cfun->local_decls even if they have register types.
3858 * stor-layout.c (place_field): Don't warn about unnecessary
3859 DECL_PACKED if the type is packed.
3861 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3864 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3865 GOTOFF relocs, even when the base reg isn't pic pointer.
3867 2010-02-23 Michael Matz <matz@suse.de>
3870 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3871 (expand_gimple_basic_block): Generate and use debug temps if there
3872 are debug uses left after the last real use of TERed ssa names.
3873 Unlink debug immediate uses when they are expanded.
3875 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3878 * config/i386/i386.c (override_options): Reorganise to provide
3879 better error messages.
3881 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3884 * graphite-scop-detection.c (create_single_exit_edge): Move
3885 the call to find_single_exit_edge to....
3886 (create_sese_edges): ...here. Don't handle multiple edges
3887 exiting the function.
3888 (build_graphite_scops): Don't handle multiple edges
3889 exiting the function.
3891 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3894 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3895 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3897 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3900 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3902 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3905 * c-typeck.c (convert_arguments): Print declaration location.
3906 * c-common.c (validate_nargs): Rename as
3907 builtin_function_validate_nargs.
3908 (check_builtin_function_arguments): Update.
3910 2010-02-22 Richard Guenther <rguenther@suse.de>
3913 * tree-inline.c (declare_return_variable): Use the type of
3914 the call stmt lhs if available.
3916 2010-02-22 Duncan Sands <baldrick@free.fr>
3918 * passes.c (register_pass): Always consider all pass lists when
3919 ref_pass_instance_number is zero.
3921 2010-02-22 Richard Guenther <rguenther@suse.de>
3923 PR tree-optimization/42749
3924 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3925 parameter. Do arithmetic in the original type.
3926 (update_accumulator_with_ops): Likewise.
3927 (adjust_accumulator_values): Adjust.
3929 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3931 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3932 (QI to BLKmode splitter): New splitter.
3934 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3936 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3937 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3939 2010-02-22 Richard Guenther <rguenther@suse.de>
3941 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3943 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3945 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3946 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3947 ($(T)crti.o, $(T)crtn.o): Remove rules.
3949 2010-02-21 Tobias Burnus <burnus@net-b.de>
3952 * doc/invoke.texi (-fassociative-math): Document that this
3953 option is automatically enabled for Fortran.
3955 2010-02-20 David S. Miller <davem@davemloft.net>
3957 * configure.ac: Test if linker and assembler properly support
3958 GOTDATA_OP relocations.
3959 * configure: Rebuild.
3960 * config.in: Likewise.
3961 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3962 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3963 (movsi_high_pic): Likewise.
3964 (movdi_lo_sum_pic): Likewise.
3965 (movdi_high_pic): Likewise.
3966 (movsi_pic_gotdata_op): New pattern.
3967 (movdi_pic_gotdata_op): Likewise.
3968 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3969 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3971 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3974 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3975 attribute to ssemul.
3976 (xop_mulv2div2di3_high): Ditto.
3978 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3981 * c.opt (Wconversion-null): New option.
3982 * doc/invoke.texi (Wconversion-null): Document.
3984 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3986 * common.opt (Wlarger-than-): Add Undocumented.
3988 2010-02-19 Mike Stump <mikestump@comcast.net>
3990 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3992 2010-02-19 Jason Merrill <jason@redhat.com>
3995 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3996 * configure: Likewise.
3998 2010-02-20 Alan Modra <amodra@gmail.com>
4001 * cgraph.h (cgraph_make_decl_local): Declare.
4002 * cgraph.c (cgraph_make_decl_local): New function.
4003 (cgraph_make_node_local): Use it.
4004 * cgraphunit.c (cgraph_function_versioning): Likewise.
4005 * ipa.c (function_and_variable_visibility): Likewise.
4007 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4010 * except.c (sjlj_emit_function_enter): Don't call
4011 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4013 * rtl.h (add_reg_br_prob_note): Remove prototype.
4015 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4018 * c-common.c (conversion_warning): Remove widening conversions
4019 before checking the conversion of integers to reals.
4021 2010-02-19 Mike Stump <mikestump@comcast.net>
4024 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4027 * cgraphunit.c (process_function_and_variable_attributes): Check
4028 DECL_PRESERVE_P instead of looking up attribute "used".
4029 * ipa-pure-const.c (check_decl): Likewise.
4030 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4031 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4032 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4033 instead of attribute "used".
4034 * config/sol2-c.c (solaris_pragma_init): Likewise.
4035 (solaris_pragma_fini): Likewise.
4037 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4039 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4040 Use XCNEW instead of xcalloc.
4041 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4042 XNEW instead of xmalloc.
4043 (get_fields): Use XNEWVEC instead of xmalloc.
4046 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4047 populate vars array.
4048 (create_new_general_access): For debug stmts just reset value.
4049 (get_stmt_accesses): For accesses within debug stmts just record them
4050 using add_access_to_acc_sites instead of preventing the peeling or
4051 counting them as accesses.
4054 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4056 2010-02-19 Richard Guenther <rguenther@suse.de>
4058 PR tree-optimization/42916
4059 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4062 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4064 * configure.ac: Replace all uses of changequote in macro arguments
4065 with proper quoting.
4067 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4070 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4072 2010-02-19 Richard Guenther <rguenther@suse.de>
4074 PR tree-optimization/42944
4075 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4076 test for aliasing with errno.
4078 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4081 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4082 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4083 * dojump.c: Include output.h.
4084 (inv): New inline function.
4085 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4086 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4087 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4088 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4089 argument, pass it down to other calls.
4090 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4091 add REG_BR_PROB note to the conditional jump.
4092 * cfgexpand.c (add_reg_br_prob_note): Removed.
4093 (expand_gimple_cond): Don't call it, add the probability
4094 as last argument to jumpif_1/jumpifnot_1.
4095 * Makefile.in (dojump.o): Depend on output.h.
4096 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4098 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4099 * stmt.c (do_jump_if_equal): Likewise.
4100 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4101 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4102 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4104 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4105 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4106 jumpifnot_1 callers.
4107 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4109 (store_expr): Adjust jumpifnot caller.
4110 (store_constructor): Adjust jumpif caller.
4113 * gimplify.c (gimple_boolify): For __builtin_expect call
4114 gimple_boolify also on its first argument.
4116 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4118 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4120 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4121 * configure: Regenerated.
4123 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4125 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4126 lang_hooks.types_compatible_p instead of comptypes.
4128 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4130 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4131 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4132 if __prefer_thumb__ is defined.
4134 2010-02-18 Martin Jambor <mjambor@suse.cz>
4136 PR tree-optimization/43066
4137 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4138 array with zero-sized element type.
4140 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4142 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4143 rtx, allocate struct var_loc_node here and return it to the
4144 caller, and only if it is actually needed.
4145 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4146 move it earlier and return immediately if it returns NULL.
4148 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4150 * config/sparc/gas.h: New file. Restore
4151 TARGET_ASM_NAMED_SECTION to its ELF default.
4152 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4154 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4155 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4156 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4157 after sparc/sysv4.h.
4159 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4161 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4163 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4165 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4166 patterns from predicated pattern.
4168 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4171 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4172 for insn mnemonic suffix.
4174 2010-02-17 Richard Guenther <rguenther@suse.de>
4176 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4179 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4182 * caller-save.c (save_call_clobbered_regs): If BB ends with
4183 a DEBUG_INSN, move any notes in between last real insn and the last
4184 DEBUG_INSN after the last DEBUG_INSN.
4186 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4188 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4189 Fix return type. Fix argument type. Explain meaning of return value.
4191 2010-02-16 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/41043
4194 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4195 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4197 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4199 2010-02-16 Ira Rosen <irar@il.ibm.com>
4201 PR tree-optimization/43074
4202 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4203 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4204 vectorizable cycles in hybrid SLP check.
4205 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4207 2010-02-16 Richard Guenther <rguenther@suse.de>
4209 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4210 (true_dependence): If memrefs_conflict_p computes must-alias
4211 trust it. Move TBAA check after offset-based disambiguation.
4212 (canon_true_dependence): Likewise.
4214 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4216 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4217 * doc/invoke.texi: Document it.
4218 * var-tracking.c: Include toplev.h and params.h.
4219 (vt_find_locations): Return bool indicating success. Compute
4220 hash sizes unconditionally. Check new parameter, report.
4221 (variable_tracking_main_1): Check vt_find_locations results and
4222 retry. Renamed from...
4223 (variable_tracking_main): ... this. New wrapper to preserve
4224 flag_var_tracking_assignments.
4225 * Makefile.in (var-tracking.o): Adjust dependencies.
4227 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4228 Jakub Jelinek <jakub@redhat.com>
4231 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4232 if weak_import attribute is present.
4233 * config/darwin.c (machopic_select_section): Likewise.
4235 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4237 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4238 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4239 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4240 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4242 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4244 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4247 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4248 Rewrite text to refer to the names.
4250 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4252 * config/i386/i386-builtin-types.def
4253 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4254 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4255 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4256 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4257 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4258 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4259 IX86_BUILTIN_VPERMIL2PS256.
4260 (MULTI_ARG_4_DF2_DI_I): Defined.
4261 (MULTI_ARG_4_DF2_DI_I1): Defined.
4262 (MULTI_ARG_4_SF2_SI_I): Defined.
4263 (MULTI_ARG_4_SF2_SI_I1): Defined.
4264 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4265 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4266 __builtin_ia32_vpermil2ps256.
4267 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4268 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4269 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4270 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4271 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4272 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4273 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4274 CODE_FOR_xop_vpermil2v8sf3.
4275 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4276 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4277 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4278 (_mm256_permute2_pd): New.
4279 (_mm_permute2_ps): New.
4280 (_mm256_permute2_ps): New.
4282 2010-02-15 Nick Clifton <nickc@redhat.com>
4284 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4285 boolean parameters. Use emit_jump_insn when emitting a pop
4286 instruction containing a return insn.
4287 (push): Use 'true' rather than '1' as second parameter to F.
4288 (h8300_expand_prologue): Likewise.
4289 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4290 (h8300_expand_epilogue): Likewise.
4292 2010-02-15 Richard Guenther <rguenther@suse.de>
4295 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4298 2010-02-15 Nick Clifton <nickc@redhat.com>
4300 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4303 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4305 * intl.c (fake_ngettext): New function.
4306 * intl.h (fake_ngettext): Declare.
4307 (ngettext): Define macro.
4308 * collect2.c (notice_translated): New function.
4309 (main): Use notice_translated and ngettext.
4310 * collect2.h (notice_translated): Declare.
4312 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4314 * reorg.c (delete_computation): Comment fixes.
4315 * caller-save.c (setup_save_areas): Idem.
4316 * sel-sched-dump.c (dump_lv_set): Idem.
4319 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4321 * config/s390/s390.c (s390_sched_init): New function.
4322 (TARGET_SCHED_INIT): Target hook defined.
4324 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4325 Jack Howarth <howarth@bromo.med.uc.edu>
4326 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4329 Partial revert of unintended change in fix for PR41605.
4330 * config/darwin.h: Fix typo.
4331 * config/darwin9.h: Same.
4333 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4335 * c-pch.c (pch_init): Clear v.
4337 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4340 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4341 graphite_can_represent_init for MULT_EXPR.
4343 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4347 * graphite-sese-to-poly.c (remove_phi): New.
4348 (translate_scalar_reduction_to_array): Call remove_phi.
4350 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4353 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4354 * graphite-clast-to-gimple.h (gloog): Update declaration.
4355 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4356 * graphite-poly.h (struct poly_bb): Add missing comments.
4357 (struct scop): Add poly_scop_p field.
4359 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4360 * graphite.c (graphite_transform_loops): Build the polyhedral
4361 representation for each scop before code generation.
4362 * sese.c (rename_variables_in_operand): Removed.
4363 (rename_variables_in_expr): Return the renamed expression.
4364 (rename_sese_parameters): New.
4365 * sese.h (rename_sese_parameters): Declared.
4367 2010-02-11 Richard Guenther <rguenther@suse.de>
4369 PR tree-optimization/42998
4370 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4371 POINTER_PLUS_EXPR properly.
4373 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4374 Changpeng Fang <changpeng.fang@amd.com>
4377 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4378 the cost of an IV candidate when the IV is used in a test against zero.
4380 * gcc.dg/tree-ssa/ivopts-3.c: New.
4382 2010-02-11 Richard Guenther <rguenther@suse.de>
4385 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4386 pointer-vs-decl case by swapping refs. Handle some cases
4387 of pointer-vs-decl disambiguations more conservatively.
4388 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4389 to false after expanding.
4391 2010-02-11 Richard Guenther <rguenther@suse.de>
4394 * gcc.c (process_command): Handle LTO file@offset case more
4397 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4399 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4400 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4402 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4404 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4405 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4406 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4407 Optimize eq/ne comparisons when both arguments are known to be
4409 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4410 Don't mask operands unnecessarily if they are known to be already
4413 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4415 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4418 2010-02-10 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/43017
4421 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4422 for wrapping signed arithmetic.
4424 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4427 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4428 if no debug info should be emitted for it.
4430 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4432 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4433 note when flag_exceptions is set.
4435 2010-02-10 Duncan Sands <baldrick@free.fr>
4437 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4439 2010-02-10 Richard Guenther <rguenther@suse.de>
4442 * tree.c (get_unwidened): Handle constants.
4443 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4445 2010-02-10 Martin Jambor <mjambor@suse.cz>
4448 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4449 check for variable argument counts independently.
4451 2010-02-10 Christian Bruel <christian.bruel@st.com>
4454 * config/sh/sh.c (find_barrier): Increase length for non delayed
4455 conditional branches.
4457 2010-02-10 Christian Bruel <christian.bruel@st.com>
4459 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4461 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4463 * builtins.c (set_builtin_user_assembler_name): Also handle
4464 ffs if int is smaller than word.
4466 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4469 * ira-conflicts.c (get_dup): Remove.
4470 (process_reg_shuffles): Add new parameter. Use it as an
4471 additional guard for copy generation.
4472 (add_insn_allocno_copies): Rewrite.
4474 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4476 * common.opt (fsched2-use-traces): Preserved for backward
4478 * doc/invoke.texi: Remove the documentation about option
4479 -fsched2-use-traces.
4480 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4481 flag_sched2_use_traces.
4482 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4483 the backward compatibility flag section.
4485 2010-02-09 Richard Guenther <rguenther@suse.de>
4487 PR tree-optimization/43008
4488 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4489 make HEAP variables initialized from global memory if they
4490 are not known builtin functions.
4491 (find_func_aliases): Adjust.
4493 2010-02-09 Richard Guenther <rguenther@suse.de>
4495 PR tree-optimization/43000
4496 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4497 arithmetic manually.
4499 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4501 PR tree-optimization/42931
4502 * tree-loop-linear.c (try_interchange_loops): Don't call
4503 double_int_mul if estimated_loop_iterations failed.
4505 2010-02-08 Martin Jambor <mjambor@suse.cz>
4508 * tree-sra.c (build_accesses_from_assign): Do not mark in
4509 should_scalarize_away_bitmap if stmt has volatile ops.
4510 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4513 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4515 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4517 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4519 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4522 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4525 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4527 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4530 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4531 to unknown_dependence.
4532 (graphite_legal_transform_dr): Handle the unknown_dependence.
4533 (graphite_carried_dependence_level_k): Same.
4535 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4537 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4539 2010-02-07 Richard Guenther <rguenther@suse.de>
4542 * expr.c (get_inner_reference): Always initialize *pbitsize.
4544 2010-02-07 Richard Guenther <rguenther@suse.de>
4547 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4548 new ARRAY_REFs on variable size element or minimal index arrays.
4550 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4551 gimple_fold_indirect_ref.
4553 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4556 * arm.c (arm_override_options): Just return if the user has specified
4557 an invalid fpu name.
4559 2010-02-03 Jason Merrill <jason@redhat.com>
4562 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4563 i386_pe_maybe_record_exported_symbol.
4565 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4568 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4569 (pa_delegitimize_address): New function.
4571 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4573 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4574 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4576 2010-02-05 Richard Guenther <rguenther@suse.de>
4579 * lto-streamer-in.c (get_resolution): Deal with references
4580 to undefined functions.
4582 2010-02-05 Richard Guenther <rguenther@suse.de>
4584 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4585 (fold_const_aggregate_ref): Likewise.
4586 (ccp_fold_stmt): Substitute loads.
4587 (maybe_fold_reference): Verify types before substituting.
4589 (fold_gimple_assign): Unshare properly.
4590 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4592 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4594 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4595 for rs6000_gen_cell_microcode.
4597 2010-02-04 Richard Guenther <rguenther@suse.de>
4599 PR rtl-optimization/42952
4600 * dse.c (const_or_frame_p): Remove MEM handling.
4602 2010-02-04 Nick Clifton <nickc@redhat.com>
4604 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4605 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4606 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4607 (mn10300_asm_output_mi_thunk): New function.
4608 (mn10300_can_output_mu_thunk): New function.
4609 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4610 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4611 (FUNCTION_ARG): Delete incorrect comment.
4613 2010-02-03 Jason Merrill <jason@redhat.com>
4616 * fold-const.c (operand_equal_p): Handle erroneous types.
4618 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4620 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4622 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4624 PR rtl-optimization/42941
4625 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4628 2010-02-03 Jason Merrill <jason@redhat.com>
4631 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4633 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4636 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4637 (cselib_reset_table): Renamed from...
4638 (cselib_reset_table_with_next_value): ... this.
4639 (cselib_get_next_uid): Renamed from...
4640 (cselib_get_next_unknown_value): ... this.
4641 * cselib.c (next_uid): Renamed from...
4642 (next_unknown_value): ... this.
4643 (cselib_clear_table): Adjust.
4644 (cselib_reset_table): Adjust. Renamed from...
4645 (cselib_reset_table_with_next_value): ... this.
4646 (cselib_get_next_uid): Adjust. Renamed from...
4647 (cselib_get_next_unknown_value): ... this.
4648 (get_value_hash): Use hash.
4649 (cselib_hash_rtx): Likewise.
4650 (new_cselib_val): Adjust. Set and dump uid.
4651 (cselib_lookup_mem): Pass next_uid as hash.
4652 (cselib_subst_to_values): Likewise.
4653 (cselib_log_lookup): Dump uid.
4654 (cselib_lookup): Pass next_uid as hash. Adjust.
4655 (cselib_process_insn): Adjust.
4656 (cselib_init): Initialize next_uid.
4657 (cselib_finish): Adjust.
4658 (dump_cselib_table): Likewise.
4659 * dse.c (canon_address): Dump value uid.
4660 * print-rtl.c (print_rtx): Print value uid.
4661 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4663 (dv_uid): New function, sort of renamed from...
4664 (dv_htab_hash): ... this, reimplemented in terms of it and...
4665 (dv_uid2hash): ... this. New.
4666 (variable_htab_eq): Drop excess assertions.
4667 (tie_break_pointers): Removed.
4668 (canon_value_cmp): Compare uids.
4669 (variable_post_merge_New_vals): Print uids.
4670 (vt_add_function_parameters): Adjust.
4671 (vt_initialize): Reset table. Adjust.
4673 2010-02-03 Richard Guenther <rguenther@suse.de>
4675 PR tree-optimization/42944
4676 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4677 (call_may_clobber_ref_p_1): Likewise. Properly handle
4678 malloc and calloc clobbering errno.
4680 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4682 * doc/invoke.texi: Fix name of sched1 dump.
4684 * opts.c (decode_options): Set flag_tree_switch_conversion
4685 only conditionally on optimize >= 2.
4687 * gcse.c: Assorted comment fixes in pass description.
4689 2010-02-03 Anthony Green <green@moxielogic.com>
4691 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4692 nop padding in order to maintain alignment of storage location of
4693 target function address.
4694 (moxie_trampoline_init): Store target function address at newly
4696 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4698 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4700 2010-02-03 Richard Guenther <rguenther@suse.de>
4703 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4705 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4707 * config.gcc: Reenable check for obsolete targets.
4708 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4709 mips-sgi-irix6.[0-4]*.
4711 2010-02-02 Nick Clifton <nickc@redhat.com>
4713 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4714 constant size of 4 as being the same as 0.
4715 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4716 can take values in the range 0..4.
4718 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4721 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4722 as _darwin10_Unwind_FindEnclosingFunction().
4723 * libgcc-libsystem.ver: New.
4725 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4728 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4729 implicitly set registers.
4731 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4733 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4734 (arm_override_options): Allow automatic selection of the thread
4735 pointer register if thumb2.
4736 (legitimize_pic_address): Improve code sequences for Thumb2.
4737 (arm_call_tls_get_addr): Likewise.
4738 (legitimize_tls_address): Likewise.
4739 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4740 (pic_load_addr_32bit): ... this. New named pattern.
4741 * thumb2.md (pic_load_addr_thumb2): Delete.
4742 (pic_load_dot_plus_four): Delete.
4743 (tls_load_dot_plus_four): New named pattern.
4745 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4748 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4749 Document fix for TLS bug.
4751 2010-01-31 Richard Guenther <rguenther@suse.de>
4753 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4754 conservatively correct.
4756 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4760 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4762 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4764 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4766 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4768 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4770 * config.gcc: Adjust order of makefile fragments for mingw targets.
4772 2010-01-31 Richard Guenther <rguenther@suse.de>
4775 * gimplify.c (gimplify_init_constructor): For volatile LHS
4776 initialize a temporary.
4778 2010-01-31 Matthias Klose <doko@ubuntu.com>
4780 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4782 * configure: Regenerate.
4784 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4786 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4787 the same alias set and their sizes different constantness.
4788 (aliasing_component_refs_p): Revert 2009-10-24 change.
4790 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4792 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4795 2010-01-29 Richard Guenther <rguenther@suse.de>
4797 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4798 Assert we successfully updated the call.
4800 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4802 PR rtl-optimization/42889
4803 * df.h (df_set_bb_dirty_nonlr): New prototype.
4804 * df-core.c (df_set_bb_dirty_nonlr): New function.
4805 * df-scan.c (df_insn_rescan): Call it instead of
4806 df_set_bb_dirty for DEBUG_INSNs.
4808 2010-01-29 Richard Guenther <rguenther@suse.de>
4811 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4812 quadratic behavior in most cases.
4814 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4817 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4818 in the call to gen_x86_movsicc_0_m1.
4820 2010-01-28 Richard Guenther <rguenther@suse.de>
4822 PR tree-optimization/42871
4823 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4825 2010-01-28 Richard Guenther <rguenther@suse.de>
4827 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4828 into call arguments.
4830 2010-01-28 Richard Guenther <rguenther@suse.de>
4833 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4834 the forwarder if the destination is an EH landing pad.
4836 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4838 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4839 block list passed to gimple_duplicate_sese_tail.
4840 (parallelize_loops): Avoid parallelization when the function
4842 Avoid parallelization when the preheader is IRREDUCIBLE.
4843 Try to optimize when estimated_loop_iterations_int is unresolved.
4844 Add the loop's location to the dump file.
4845 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4846 (gimple_duplicate_sese_tail): Remove the check for the latch.
4847 Redirect nexits to the exit block.
4848 Remove handling of the incoming edges to the latch.
4849 Redirect the backedge from the copied latch to the exit bb.
4851 2010-01-28 Michael Matz <matz@suse.de>
4854 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4855 Wrap force_reg into a sequence, emit it before user.
4857 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4859 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4861 (arm_legacy_rev): Likewise.
4862 (thumb_legacy_rev): Likewise.
4864 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4866 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4867 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4868 on MEM's address failed, try avoid_constant_pool_reference and
4869 recurse if it returned something different.
4870 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4871 address, try avoid_constant_pool_reference and recurse if it
4872 returned something different.
4873 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4874 address and avoid_constant_pool_reference returned something
4875 different, don't set have_address.
4877 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4880 * var-tracking.c (val_store): Add modified argument, obey it.
4882 (count_uses): Move down logging of main.
4883 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4884 don't need resolution.
4885 (emit_notes_in_bb): Likewise.
4887 2010-01-27 Richard Guenther <rguenther@suse.de>
4890 * tree-inline.c (remap_decl): Delay remapping of SSA name
4891 default definitions until we need them.
4893 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4895 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4896 (rs6000_delegitimize_address): New function.
4898 * config/s390/s390.c (s390_delegitimize_address): Call
4899 delegitimize_mem_from_attrs.
4902 * tree-inline.c (cannot_copy_type_1): Removed.
4903 (copy_forbidden): Don't forbid copying of functions containing
4904 records/unions with variable length fields.
4906 2010-01-27 Christian Bruel <christian.bruel@st.com>
4910 * config/sh/sh.c (find_barrier): Increase length for non delayed
4911 conditional branches.
4913 2010-01-27 Matthias Klose <doko@ubuntu.com>
4915 * configure.ac (gnu-unique-object): Fix ldd version check.
4916 * configure: Regenerate.
4918 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4920 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4922 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4923 Test for HAVE_GNU_AS value.
4925 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4927 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4928 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4929 INT64_TYPE): Define.
4930 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4931 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4932 INT_LEAST64_TYPE): Define.
4933 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4934 UINT_LEAST64_TYPE): Define.
4935 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4936 INT_FAST64_TYPE): Define.
4937 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4938 UINT_FAST64_TYPE): Define.
4939 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4940 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4941 (SIG_ATOMIC_TYPE): Define.
4943 2010-01-26 Richard Guenther <rguenther@suse.de>
4945 * df-scan.c (df_scan_set_bb_info): Remove assert.
4946 (df_insn_rescan_debug_internal): Merge asserts.
4947 (df_install_ref): Likewise.
4948 (df_mark_reg): Use bitmap_set_range.
4949 (df_hard_reg_used_p): Remove assert.
4950 (df_hard_reg_used_count): Likewise.
4952 2010-01-26 Richard Guenther <rguenther@suse.de>
4954 PR rtl-optimization/42685
4955 * web.c (web_main): Ignore DEBUG_INSNs.
4957 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4959 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
4961 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
4962 Fix types of fndecl and arglist parameters.
4964 2010-01-26 Richard Guenther <rguenther@suse.de>
4967 * tree-eh.c (unsplit_eh): Skip debug insns.
4969 2010-01-26 Richard Guenther <rguenther@suse.de>
4971 PR tree-optimization/42250
4972 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
4974 2010-01-26 Jakub Jelinek <jakub@redhat.com>
4977 * omp-low.c (expand_omp_sections): Only use single_pred if
4978 l2_bb is single_pred_p.
4980 2010-01-25 Christian Bruel <christian.bruel@st.com>
4983 * config/sh/sh.c (find_barrier): Increase length for non delayed
4984 conditional branches.
4985 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
4987 2010-01-24 David S. Miller <davem@davemloft.net>
4989 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
4990 define if not using GAS.
4991 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4992 Likewise. Delete SECTION_MERGE code, which is only applicable
4995 2010-01-24 Mark Mitchell <mark@codesourcery.com>
4998 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
4999 mangling of va_list in system headers.
5001 2010-01-23 Toon Moene <toon@moene.org>
5003 * tree-predcom.c (combine_chains): Return NULL, not false.
5005 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5007 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5008 initialization of variable res to agree with return type.
5010 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5012 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5013 * tree-sra.c: Add include of expr.h.
5015 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5017 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5018 insert the debug stmt on the single non-EH edge from the stmt.
5020 2010-01-22 Richard Henderson <rth@redhat.com>
5023 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5024 the RHS until after generate_subtree_copies has insertted its
5025 code before the current statement.
5027 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5029 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5031 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5033 2010-01-21 Martin Jambor <mjambor@suse.cz>
5035 PR tree-optimization/42585
5036 * tree-sra.c (struct access): New field grp_total_scalarization.
5037 (dump_access): Dump the new field.
5038 (should_scalarize_away_bitmap): New variable.
5039 (cannot_scalarize_away_bitmap): Likewise.
5040 (sra_initialize): Allocate new bitmaps.
5041 (sra_deinitialize): Free new bitmaps.
5042 (create_access_1): New function.
5043 (create_access): Parts moved to create_access_1.
5044 (type_consists_of_records_p): New function.
5045 (completely_scalarize_record): Likewise.
5046 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5047 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5048 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5050 (analyze_all_variable_accesses): Completely scalarize small eligible
5053 2010-01-21 Martin Jambor <mjambor@suse.cz>
5055 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5057 2010-01-21 Andrew Haley <aph@redhat.com>
5059 * gcc.c (process_command): Move lang_specific_driver before
5060 setting cc_libexec_prefix.
5062 2010-01-21 Richard Guenther <rguenther@suse.de>
5065 * fold-const.c (negate_expr_p): Pretend only negative
5066 real constants are easily negatable.
5068 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5069 Jason Merrill <jason@redhat.com>
5071 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5072 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5073 * calls.c (initialize argument_information): Handle it.
5074 * c-common.c (handle_transparent_union_attribute): Use new name.
5075 * c-decl.c (finish_struct): Ditto.
5076 * c-typeck.c (type_lists_compatible_p): Ditto.
5077 (convert_for_assignment): Use new name and also handle record.
5078 * function.c (aggregate_value_p): Handle it.
5079 (pass_by_reference): Ditto.
5080 (assign_parm_data_types): Ditto.
5081 * print-tree.c (print_node): Ditto.
5082 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5083 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5084 * tree.c (first_field): New fn.
5086 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5089 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5090 even when linking statically, for now.
5092 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5095 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5096 without a cselib val.
5097 (count_uses): Accept MO_VAL_SET with no val on stores.
5098 (add_stores): Likewise.
5100 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5102 * var-tracking.c (check_value_val): Add a compile time assertion.
5103 (dv_is_decl_p): Simplify.
5104 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5105 gcc_assert if ENABLE_CHECKING.
5107 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5110 * var-tracking.c: Include tree-flow.h.
5111 (mem_dies_at_call): New.
5112 (dataflow_set_preserve_mem_locs): Use it.
5113 (dataflow_set_remove_mem_locs): Likewise.
5114 (dump_var): Renamed from dump_variable. Adjust all callers.
5115 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5116 * Makefile.in (var-tracking.o): Adjust deps.
5118 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5120 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5122 2010-01-20 Richard Guenther <rguenther@suse.de>
5124 PR tree-optimization/42717
5125 * tree-ssa-dce.c (get_live_post_dom): Remove.
5126 (forward_edge_to_pdom): Take an arbitrary edge to copy
5127 degenerate PHI args from.
5128 (remove_dead_stmt): Use the first post-dominator even if it
5129 does not contain live statements as redirection destination.
5131 2010-01-20 Richard Guenther <rguenther@suse.de>
5133 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5135 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5137 * sel-sched.c (create_speculation_check): Remove set but not used
5139 (try_transformation_cache): Remove set but not used variable ds.
5140 (calculate_privileged_insns): Remove set but not used variables
5141 cur_insn and min_spec_insn.
5142 (find_best_expr): Remove set but not used variable avail_n.
5143 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5145 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5147 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5148 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5151 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5154 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5155 cpu types. Add support for *-sse3 cpu types.
5156 (x86_64-*-*): Ditto.
5158 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5161 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5162 argument, call initializer_constant_valid_p_1 instead of
5163 initializer_constant_valid_p, pass CACHE to it, return NULL
5164 immediately if first call returns NULL.
5165 (initializer_constant_valid_p_1): New function.
5166 (initializer_constant_valid_p): Use it.
5168 2010-01-20 Thomas Quinot <quinot@adacore.com>
5170 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5172 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5174 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5175 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5176 (loc_list_from_tree): Don't handle unsigned division. Handle
5177 signed modulo using DW_OP_{over,over,div,mul,minus}.
5178 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5179 modulo instead of signed.
5181 2010-01-20 DJ Delorie <dj@redhat.com>
5183 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5185 (h8300_emit_stack_adjustment): Propogate it.
5187 (h8300_expand_prologue): Likewise.
5188 (h8300_expand_epilogue): Likewise.
5190 2010-01-19 Michael Matz <matz@suse.de>
5192 PR tree-optimization/41783
5193 * tree-data-ref.c (toplevel): Include flags.h.
5194 (dump_data_dependence_relation): Also dump the inputs if the
5195 result will be unknown.
5196 (split_constant_offset_1): Look through some conversions.
5197 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5198 the offset from last element is too large.
5199 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5200 (reassociate_to_the_same_stmt): Handle vector registers.
5201 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5203 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5204 wide_prolog_niters argument, emit widening instructions.
5205 (vect_do_peeling_for_alignment): Adjust caller, use widened
5206 variant of the iteration cound.
5207 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5209 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5212 * config/arm/neon-testgen.m (emit_automatics): New parameter
5213 features. Adjust for Fixed_return_reg feature.
5214 (test_intrinsic): Call emit_automatics with new feature.
5215 * config/arm/neon.ml: Update copyright years.
5216 (features): New Fixed_return_reg feature.
5217 (ops): Update feature for Vget_low.
5219 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5221 PR tree-optimization/42719
5222 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5226 * fwprop.c (all_uses_available_at): Return false if def_set dest
5227 is a REG that is used in def_insn.
5229 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5231 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5233 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5236 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5238 * target.h (struct gcc_target) <secondary_reload>: Change type
5239 of last argument to secondary_reload_info *.
5241 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5244 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5245 memory references with unaligned offsets. Remove CQImode handling.
5246 (unaligned_memory_operand): Return 1 for memory references with
5247 unaligned offsets. Remove CQImode handling.
5249 2010-01-18 Richard Guenther <rguenther@suse.de>
5252 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5255 2010-01-18 Richard Guenther <rguenther@suse.de>
5257 PR tree-optimization/42781
5258 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5259 restrict processing only if the original variable was artificial.
5261 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5263 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5264 find number of popped argument bytes.
5266 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5267 Fix the text that describes the return value for invalid insns.
5269 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5271 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5272 Clarify what 'cost of the -dependence' is. Fix quoting.
5274 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5275 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5277 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5279 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5280 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5282 2010-01-17 Richard Guenther <rguenther@suse.de>
5285 * function.c (split_complex_args): Take a VEC to modify.
5286 (assign_parms_augmented_arg_list): Build a VEC instead of
5287 a chain of PARM_DECLs.
5288 (assign_parms_unsplit_complex): Take a VEC of arguments.
5289 Do not fixup unmodified parms.
5290 (assign_parms): Deal with the VEC.
5291 (gimplify_parameters): Likewise.
5293 2010-01-17 Richard Guenther <rguenther@suse.de>
5295 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5296 node existence check.
5297 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5298 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5299 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5300 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5301 (gimple_execute_on_growing_pred): Likewise.
5303 2010-01-17 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/42773
5306 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5307 (compute_antic_aux): Likewise.
5308 (compute_partial_antic_aux): Likewise.
5310 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5313 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5316 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5318 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5321 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5322 Fix markup for strict argument.
5324 (TARGET_SCHED_REORDER2): Fix argument types.
5326 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5327 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5329 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5330 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5332 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5335 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5336 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5337 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5338 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5339 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5341 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5343 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5345 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5346 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5348 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5350 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5353 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5355 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5356 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5358 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5360 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5362 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5363 referring to it. Fix language.
5365 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5367 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5369 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5371 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5373 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5374 '@var{stream}. Remove stray 'and'.
5376 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5378 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5380 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5382 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5383 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5385 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5386 Fix description of return value.
5387 Rename argument "sz" to "len."
5389 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5390 Clarify meaning of 'true' return value.
5392 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5394 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5395 rep_mode versus mode_rep.
5397 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5399 (TARGET_BUILTIN_DECL): Fix name.
5401 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5403 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5405 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5407 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5409 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5411 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5414 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5415 Rename argument tm_fn to md_fn.
5417 (TARGET_OPTION_PRINT): Fix argument list.
5419 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5422 * config/i386/i386.c (ix86_fixup_binary_operands):
5423 Revert FMA4 fixup of operands.
5425 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5428 * Makefile.in (write_entries_to_file, install-plugin):
5429 Use \012 instead of \n with tr.
5431 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5433 * configure.ac (HAVE_AS_REF): New C macro.
5434 * configure: Regenerate.
5435 * config.in: Likewise.
5436 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5438 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5441 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5443 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5445 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5447 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5449 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5451 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5453 (TARGET_BINDS_LOCAL_P): Fix argument type.
5455 (TARGET_ASM_FILE_END): Use prototype.
5457 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5459 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5461 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5463 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5465 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5466 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5468 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5469 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5471 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5472 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5473 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5474 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5476 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5478 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5480 (TARGET_INIT_BUILTINS): Use prototype.
5482 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5483 Put 'const char *' in braces. Fix parameter types.
5484 (TARGET_INVALID_CONVERSION): Fix parameter types.
5485 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5486 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5488 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5491 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5493 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5495 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5497 * doc/tm.texi (TARGET_HELP): Fix return type.
5499 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5500 in braces. Fix argument types.
5502 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5504 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5506 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5508 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5509 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5511 (TARGET_MANGLE_TYPE): Fix argument types.
5513 (TARGET_IRA_COVER_CLASSES): Use prototype.
5515 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5517 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5519 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5521 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5523 (TARGET_CALLEE_COPIES): Fix argument types.
5525 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5527 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5529 (TARGET_FUNCTION_VALUE): Fix argument types.
5531 (TARGET_RETURN_IN_MSB): Fix argument type.
5533 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5535 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5537 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5539 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5540 agree with return type.
5542 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5544 2010-01-15 Jing Yu <jingyu@google.com>
5546 PR rtl-optimization/42691
5547 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5548 a pseudo to a constant and are merged, and adjust comments.
5550 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5552 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5554 2010-01-15 Richard Guenther <rguenther@suse.de>
5557 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5558 labels of computed or non-local gotos to the destination.
5559 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5560 landing pad label is the first label.
5562 2010-01-15 Richard Guenther <rguenther@suse.de>
5564 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5566 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5569 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5570 to allow generation of the xssqrtdp instruction on power7.
5571 (sqrtdf2_fpr): Ditto.
5573 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5576 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5577 functions with noreturn attribute.
5580 * varasm.c (declare_weak): Add weak attribute to decl if it
5581 doesn't have one already.
5582 (assemble_external): Only add decls to weak_decls if they also
5583 have weak attribute.
5585 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5587 * var-tracking.c (var_reg_delete): Don't delete the association
5588 between REGs and values or one-part variables if the register
5591 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5594 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5595 because its first operand is a non-localized variable.
5597 2010-01-14 Martin Jambor <mjambor@suse.cz>
5599 PR tree-optimization/42706
5600 * tree-sra.c (encountered_recursive_call): New variable.
5601 (encountered_unchangable_recursive_call): Likewise.
5602 (sra_initialize): Initialize both new variables.
5603 (callsite_has_enough_arguments_p): New function.
5604 (scan_function): Call decl and flags check only for IPA-SRA, check
5605 whether there is a recursive call and whether it has enough arguments.
5606 (all_callers_have_enough_arguments_p): New function.
5607 (convert_callers): Look for recursive calls only when
5608 encountered_recursive_call is set.
5609 (ipa_early_sra): Bail out either if
5610 !all_callers_have_enough_arguments_p or
5611 encountered_unchangable_recursive_call.
5613 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5615 * sel-sched.c: Add 2010 to copyright years.
5616 * sel-sched-ir.c: Likewise.
5617 * sel-sched-ir.h: Likewise.
5619 2010-01-14 Martin Jambor <mjambor@suse.cz>
5621 PR tree-optimization/42714
5622 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5623 constructors specially.
5625 2010-01-14 Andi Kleen <ak@linux.intel.com>
5627 * config/i386/drivers-i386.c (detect_caches_intel):
5628 Add l2sizekb parameter and fill in.
5629 (host_detect_local_cpu): Add l2sizekb, fill in.
5630 Add Atom small cache heuristic.
5632 2010-01-14 Andi Kleen <ak@linux.intel.com>
5634 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5635 Add level3 parameter and fill in.
5636 (detect_caches_intel): Handle level3 cache.
5638 2010-01-14 Andi Kleen <ak@linux.intel.com>
5640 * config/i386/drivers-i386.c (host_detect_local_cpu):
5641 Fix core duo detection.
5643 2010-01-14 Andi Kleen <ak@linux.intel.com>
5645 * config/i386/drivers-i386.c (host_detect_local_cpu):
5648 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5650 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5651 (rs6000_variable_issue_1): this. Use...
5652 (rs6000_variable_issue): here. Reimplement. Print debug info.
5654 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5656 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5657 sel_restore_notes. Update all callers. Call reemit_notes
5660 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5662 PR rtl-optimization/42246
5663 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5666 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5668 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5669 all successors is the same as number of successors in current region.
5671 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5673 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5674 to rename is not separable. Otherwise check that its LHS is not NULL.
5676 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5678 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5680 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5682 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5683 available registers when failed to discover LHS register class.
5684 Fix indentation. Update comment.
5686 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5687 Alexander Monakov <amonakov@ispras.ru>
5689 PR rtl-optimization/42389
5690 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5692 (advance_state_on_fence): Likewise.
5693 (sel_target_adjust_priority): Print debug output only when
5694 sched_verbose >= 4, not 2.
5695 (get_expr_cost): Do not issue all unique insns on the next cycle.
5696 (fill_insns): Initialize can_issue_more from the value saved
5698 * sel-sched-ir.c (flist_add): New parameter issue_more.
5699 Init FENCE_ISSUE_MORE with it.
5700 (merge_fences): Likewise.
5701 (init_fences): Update call to flist_add.
5702 (add_to_fences, add_clean_fence_to_fences)
5703 (add_dirty_fence_to_fences): Likewise.
5704 (move_fence_to_fences): Update call to merge_fences.
5705 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5707 * sel-sched-ir.h (struct _fence): New field issue_more.
5708 (FENCE_ISSUE_MORE): New accessor macro.
5710 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5712 PR rtl-optimization/42388
5713 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5714 that have no predecessors nor successors. Do not call move_bb_info
5715 for empty blocks outside of current region.
5717 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5719 PR rtl-optimization/42294
5720 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5721 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5722 originators' originators.
5724 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5726 PR rtl-optimization/39453
5727 PR rtl-optimization/42246
5728 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5730 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5732 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5733 Alexander Monakov <amonakov@ispras.ru>
5736 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5737 (maybe_tidy_empty_bb): ... here. Make static. Add new
5738 argument. Update all callers.
5739 (tidy_control_flow): ... and here. Recompute topological order
5740 of basic blocks in region if necessary.
5741 (sel_redirect_edge_and_branch): Change return type. Return true
5742 if topological order might have been invalidated.
5743 (purge_empty_blocks): Export and move from...
5744 * sel-sched.c (purge_empty_blocks): ... here.
5745 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5746 (maybe_tidy_empty_bb): Delete prototype.
5747 (purge_empty_blocks): Declare.
5749 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5751 PR rtl-optimization/42249
5752 * sel-sched.c (try_replace_dest_reg): When chosen register
5753 and original register is the same, do not bail out early, but
5754 still check all original insns for validity of replacing destination
5755 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5758 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5761 Port from no-undefined-overflow branch:
5762 2009-03-09 Richard Guenther <rguenther@suse.de>
5764 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5766 2010-01-14 Richard Guenther <rguenther@suse.de>
5769 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5771 2010-01-14 Ira Rosen <irar@il.ibm.com>
5773 PR tree-optimization/42709
5774 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5775 as scalar type in creation of constant vector operand.
5777 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5780 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5781 (check-parallel-%): Match `testsuite' directory component only
5784 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5786 PR translation/39521
5787 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5790 2010-01-13 Richard Guenther <rguenther@suse.de>
5792 PR tree-optimization/42730
5793 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5796 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5799 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5800 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5803 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5805 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5806 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5807 ___umulsi3_highpart.
5809 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5810 rather than schedule_insns if the pass is enabled.
5812 2010-01-13 Martin Jambor <mjambor@suse.cz>
5814 PR tree-optimization/42704
5815 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5818 2010-01-13 Martin Jambor <mjambor@suse.cz>
5820 PR tree-optimization/42703
5821 * tree-sra.c (analyze_access_subtree): Check that we can build a
5822 reference to the original data within the aggregate.
5824 2010-01-13 Richard Guenther <rguenther@suse.de>
5826 PR tree-optimization/42705
5827 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5829 2010-01-13 Richard Guenther <rguenther@suse.de>
5832 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5834 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5837 * var-tracking.c (values_to_unmark): New variable.
5838 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5839 values_to_unmark vector. Moved body to...
5840 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5841 instead queue it into values_to_unmark vector.
5842 (vt_find_locations): Free values_to_unmark vector.
5844 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5846 * config/s390/s390.c (override_options): Set
5847 default of max-pending-list-length to 256
5849 2010-01-13 Richard Guenther <rguenther@suse.de>
5852 * tree-pass.h (PROP_gimple_lcx): New.
5853 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5854 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5855 before the final cleanup_eh.
5856 (dump_properties): Dump PROP_gimple_lcx.
5857 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5858 (tree_lower_complex_O0): Remove.
5859 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5860 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5861 tree_lower_complex, schedule TODO_update_ssa.
5862 * lto-streamer-out.c (output_function): Stream the functions
5864 * lto-streamer-in.c (input_function): Likewise.
5865 (lto_read_body): Do not override them here.
5867 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5870 * c-typeck.c (build_c_cast): Fold value cast to union type before
5871 wrapping it in a CONSTRUCTOR.
5873 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5875 PR rtl-optimization/42699
5876 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5879 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5881 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5882 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5883 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5884 SUBTARGET_WARN_UNUSED_SPEC): ... here
5885 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5887 2010-01-12 Julian Brown <julian@codesourcery.com>
5889 * config/arm/neon-schedgen.ml (Utils): Don't try to
5890 open missing module.
5891 (find_with_result): New.
5893 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5896 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5897 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5899 PR tree-optimization/42645
5900 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5901 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5902 decl_map, set processing_debug_stmt to -1 and return name without
5905 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5907 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5908 binutils version, and reword target configuration description.
5910 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5912 * config/avr/avr.h (LINKER_NAME): Remove.
5914 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5917 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5918 that support VSX, warn for -mno-altivec if vsx is not disabled,
5921 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5922 Shujing Zhao <pearly.zhao@oracle.com>
5924 PR translation/42469
5925 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5926 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5927 character between option name and help text.
5928 * c.opt (imultilib): Likewise.
5930 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5932 * lto-streamer-out.c (output_unreferenced_globals): Output static
5935 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5937 PR rtl-optimization/42621
5938 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5939 optimizing for size.
5940 (duplicate_computed_gotos): Remove now-redundant check.
5942 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5945 * configure.ac: Save and restore LDFLAGS and LIBS
5946 * configure: Regenerate.
5948 2010-01-10 Richard Guenther <rguenther@suse.de>
5951 * builtins.c (fold_builtin_strlen): Add type argument and
5952 convert the resulting length to it.
5953 (fold_builtin_1): Adjust.
5955 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5957 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5958 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
5960 (num_insns_constant_wide): Adjust for that change.
5962 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5965 * web.c (union_defs): Add used argument, to combine uses of
5967 (entry_register): Adjust type and tests of used argument.
5968 (web_main): Widen used for new use. Pass it to union_defs.
5969 * df.h (union_defs): Adjust prototype.
5971 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5974 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
5975 uses in new incoming argument. Free body.
5976 (reset_debug_uses_in_loop): New.
5977 (analyze_insn_to_expand_var): Call the latter if the former found
5978 anything. Fix whitespace. Reject invalid dest overlaps before
5979 going through all insns in the loop.
5981 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5984 * haifa-sched.c (dying_use_p): Debug insns don't count.
5986 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5989 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
5990 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
5991 (verify_gimple_call): Reject LHS in noreturn calls.
5993 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
5997 * tree-vect-loop-manip.c (adjust_info): New type.
5998 (adjust_vec): New pointer to vector.
5999 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6000 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6001 (slpeel_update_phis_for_duplicate_loop): Use them.
6002 (slpeel_update_phi_nodes_for_guard1): Likewise.
6003 (slpeel_update_phi_nodes_for_guard2): Likewise.
6004 (slpeel_tree_peel_loop_to_edge): Likewise.
6005 (vect_update_ivs_after_vectorizer): Likewise.
6007 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6009 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6010 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6012 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6014 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6015 bogus uninitialized warning.
6017 2010-01-09 Richard Guenther <rguenther@suse.de>
6020 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6021 the evolution is compatible with the initial condition.
6023 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6025 * gcc.c (process_command): Update copyright notice dates.
6026 * gcov.c (print_version): Likewise.
6027 * gcov-dump.c (print_version): Likewise.
6028 * mips-tfile.c (main): Likewise.
6029 * mips-tdump.c (main): Likewise.
6031 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6034 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6036 (rotlhi3_8): Delete.
6038 (rotlsi3_8): Delete.
6039 (rotlsi3_16): Delete.
6040 (rotlsi3_24): Delete.
6042 (*rotw<mode>3): New.
6043 (*rotb<mode>3): New.
6044 * config/avr/avr.c (avr_rotate_bytes): New function.
6045 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6047 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6050 * configure.ac: Modify -rdynamic check.
6051 * configure: Regenerate.
6053 2010-01-08 DJ Delorie <dj@redhat.com>
6055 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6056 register popping order.
6058 2010-01-08 Richard Guenther <rguenther@suse.de>
6061 * c.opt (fsigned-char): Also let LTO handle this option.
6062 (funsigned-char): Likewise.
6064 2010-01-07 Richard Guenther <rguenther@suse.de>
6066 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6067 (gimple_op): Likewise.
6068 (gimple_op_ptr): Likewise.
6069 (gimple_assign_set_lhs): Remove gcc_assert.
6070 (gimple_assign_set_rhs1): Likewise.
6071 (gimple_assign_set_rhs2): Likewise.
6072 (gimple_call_set_lhs): Likewise.
6073 (gimple_call_set_fn): Likewise.
6074 (gimple_call_set_fndecl): Likewise.
6075 (gimple_call_fndecl): Likewise.
6076 (gimple_call_return_type): Likewise.
6077 (gimple_call_set_chain): Likewise.
6078 (gimple_call_num_args): Likewise.
6079 (gimple_call_set_arg): Likewise.
6080 (gimple_cond_set_code): Likewise.
6081 (gimple_cond_set_lhs): Likewise.
6082 (gimple_cond_set_rhs): Likewise.
6083 (gimple_cond_set_true_label): Likewise.
6084 (gimple_cond_set_false_label): Likewise.
6085 (gimple_label_set_label): Likewise.
6086 (gimple_goto_set_dest): Likewise.
6087 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6088 (gimple_debug_bind_get_value): Likewise.
6089 (gimple_debug_bind_get_value_ptr): Likewise.
6090 (gimple_debug_bind_set_var): Likewise.
6091 (gimple_debug_bind_set_value): Likewise.
6092 (gimple_debug_bind_reset_value): Likewise.
6093 (gimple_debug_bind_has_value_p): Likewise.
6094 (gimple_return_retval_ptr): Remove gcc_assert.
6095 (gimple_return_retval): Likewise.
6096 (gimple_return_set_retval): Likewise.
6097 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6098 (safe_referenced_var_iterator): Remove.
6099 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6100 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6101 (fill_referenced_var_vec): Remove.
6102 (first_readonly_imm_use): Remove redundant gcc_assert.
6103 (phi_arg_index_from_use): Combine gcc_asserts.
6104 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6105 (first_imm_use_stmt): Remove redundant gcc_assert.
6106 * tree-cfg.c (verify_gimple_call): Verify function and chain
6107 operands. Verify arguments.
6108 (verify_types_in_gimple_stmt): Verify condition code and labels.
6110 2010-01-07 Richard Guenther <rguenther@suse.de>
6112 PR tree-optimization/42641
6113 * sese.c (rename_map_elt_info): Use the SSA name version, do
6116 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6118 PR tree-optimization/42625
6119 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6120 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6122 2010-01-07 Duncan Sands <baldrick@free.fr>
6124 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6126 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6129 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6130 note itself is not function_invariant_p.
6132 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6134 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6135 Do not add the DF_NOTE problem.
6136 * store-motion.c (execute_rtl_store_motion): Likewise.
6138 2010-01-07 Martin Jambor <mjambor@suse.cz>
6140 PR tree-optimization/42157
6141 * tree-sra.c (compare_access_positions): Stabilize sort if both
6142 accesses have integer types, return zero immediately if they are the
6145 2010-01-06 Richard Henderson <rth@redhat.com>
6148 * haifa-sched.c (add_to_note_list): Merge into ...
6149 (concat_note_lists): ... here, and ...
6150 (unlink_other_notes, rm_other_notes): Merge into...
6151 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6152 NOTE_INSN_EPILOGUE_BEG.
6154 2010-01-06 Richard Guenther <rguenther@suse.de>
6156 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6157 not inline regular functions into always-inline functions.
6159 2010-01-06 Nick Clifton <nickc@redhat.com>
6161 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6162 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6164 (OVERRIDE_OPTIONS): Delete.
6165 (OPTIMIZATION_OPTIONS): Define.
6166 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6167 * config/rx/rx.c (rx_handle_option): Issue an error message if
6168 -mcpu=rx200 and -fpu are used together.
6169 (rx_set_optimization_options): New function. Issue an error
6170 message if an optimization attribute attempts to reset the FPU/
6171 math optimization pairing.
6172 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6173 * config/rx/rx.opt: Set the default to 32-bit doubles.
6174 * config/rx/t-rx: Add multilibs for -nofpu option.
6175 * doc/invoke.texi: Update documentation of RX options.
6177 2010-01-06 Richard Guenther <rguenther@suse.de>
6179 * tree-ssa-pre.c (name_to_id): New global.
6180 (alloc_expression_id): Simplify SSA name handling.
6181 (lookup_expression_id): Likewise.
6182 (init_pre): Zero name_to_id.
6183 (fini_pre): Free it.
6185 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6187 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6189 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6192 * config/i386/sse.md (smaxv2di3): New.
6193 (umaxv2di3): Likewise.
6194 (sminv2di3): Likewise.
6195 (uminv2di3): Likewise.
6197 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6200 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6201 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6202 (legitimize_tls_address): Likewise.
6203 (sparc_tls_referenced_p): Likewise.
6204 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6205 and adjust calls to legitimize_pic_address.
6206 (legitimate_constant_p) Use sparc_tls_referenced_p.
6207 (legitimate_pic_operand_p): Likewise.
6208 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6209 (sparc_tls_symbol_ref_1): Delete.
6210 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6211 (legitimize_tls_address): Make static, handle CONST patterns.
6212 (legitimize_pic_address): Make static, remove unused parameter and
6213 adjust recursive calls.
6214 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6215 and adjust call to legitimize_pic_address.
6216 (sparc_output_mi_thunk): Likewise.
6218 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6219 H.J. Lu <hongjiu.lu@intel.com>
6222 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6223 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6224 operands to make them signed.
6227 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6230 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6231 GTU to GT for V4SI and V2DI.
6233 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6234 (umin<mode>3): Removed.
6236 (uminv4si3): Likewise.
6238 2010-01-05 Martin Jambor <mjambor@suse.cz>
6240 PR tree-optimization/42462
6241 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6242 current_function_decl to helper functions and macros.
6244 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6247 * flags.h: Don't include real.h.
6248 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6249 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6250 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6251 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6252 * dominance.c: Update copyright.
6253 * gimple.c (walk_gimple_op): Remove inline.
6254 * tree-ssa-reassoc.c: Include real.h.
6255 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6256 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6258 2010-01-05 Nick Clifton <nickc@redhat.com>
6260 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6261 register to push into the stack frame when the accumulator has to
6262 be saved during interrupts.
6264 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6266 * doc/invoke.texi: Remove the documentation about option
6268 * common.opt (Wunreachable-code): Preserved for backward
6270 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6271 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6272 the backward compatibility flag section.
6274 2010-01-05 Richard Guenther <rguenther@suse.de>
6276 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6278 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6281 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6283 PR tree-optimization/42508
6284 * tree-sra.c (convert_callers): Check for recursive call
6285 by comparing cgraph nodes instead of decls.
6286 (modify_function): Call ipa_modify_formal_parameters also
6287 on all same_body aliases.
6289 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6290 cgraph nodes when checking for same_body aliases.
6292 2010-01-05 Richard Guenther <rguenther@suse.de>
6294 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6295 allocation and lookup.
6296 (get_or_alloc_expr_for_constant): Likewise.
6297 (phi_translate): Sink allocation.
6299 2010-01-04 Richard Guenther <rguenther@suse.de>
6301 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6302 a new entry only if needed.
6303 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6304 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6306 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6308 (phi_translate): Handle CONSTANTs early.
6310 2010-01-04 Martin Jambor <mjambor@suse.cz>
6312 PR tree-optimization/42398
6313 * tree-sra.c (struct access): Removed flag grp_different_types.
6314 (dump_access): Do not dump the removed flag.
6315 (sort_and_splice_var_accesses): Do not set the removed flag.
6316 (sra_modify_expr): Check for type compatibility directly.
6318 2010-01-04 Martin Jambor <mjambor@suse.cz>
6320 PR tree-optimization/42366
6321 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6322 edges with variable number of parameters.
6323 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6324 flag instead of asserting it.
6325 (ipa_read_node_info): Read uses_analysis_done flag.
6327 2010-01-04 Richard Guenther <rguenther@suse.de>
6329 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6330 iterative_hash_* as intended.
6331 (vn_reference_compute_hash): Likewise. Simplify hashing
6333 (vn_reference_lookup_2): Likewise.
6334 (vn_nary_op_compute_hash): Likewise.
6335 (vn_phi_compute_hash): Likewise.
6336 (expressions_equal_p): Remove strange code.
6337 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6338 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6339 (bitmap_insert_into_set_1): Take value-id as parameter.
6340 (add_to_value): Pass it.
6341 (bitmap_insert_into_set): Likewise.
6342 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6344 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6347 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6348 (do_self_spec): For switches with SWITCH_IGNORE set set also
6349 SWITCH_IGNORE_PERMANENTLY.
6350 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6353 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6355 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6356 tree of an unreferenced global var.
6358 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6361 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6362 GTU to GT for V4SI and V2DI.
6364 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6365 (umin<mode>3): Removed.
6367 (uminv4si3): Likewise.
6369 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6372 * collect2.c (main): Turn on trace in collect2 if -v is passed
6375 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6377 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6378 description of expression operand.
6380 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6382 * configure.ac: Add install-html to target_list for Make-hooks.
6383 * configure: Regenerate.
6384 * fortran/Make-lang.in (F95_HTMLFILES): New.
6385 (fortran.html): Use it.
6386 (fortran.install-html): New.
6387 * Makefile.in (install-html): Add lang.install-html.
6388 * java/Make-lang.in (JAVA_HTMLFILES): New.
6389 (java.html): Use it.
6390 (java.install-html): New.
6391 * objc/Make-lang.in (objc.install-html): New.
6392 * objcp/Make-lang.in (obj-c++.install-html): New.
6393 * cp/Make-lang.in (c++.install-html): New.
6394 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6395 * lto/Make-lang.in (lto.install-html): New.
6397 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6400 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6402 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6404 PR rtl-optimization/41862
6405 * store-motion.c (store_killed_in_insn, compute_store_table,
6406 remove_reachable_equiv_notes, replace_store_insn,
6407 build_store_vectors): Ignore all DEBUG_INSNs.
6409 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6412 * common.opt: Add dumpdir.
6414 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6416 (option_map): Add --dumpdir.
6418 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6420 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6422 * opts.c (decode_options): Try dump_dir_name first if
6423 dump_base_name isn't an absolute path.
6424 (common_handle_option): Handle OPT_dumpdir.
6426 * toplev.c (dump_dir_name): New.
6427 (print_switch_values): Also ignore -dumpdir.
6429 * toplev.h (dump_dir_name): New.
6431 2010-01-03 Richard Guenther <rguenther@suse.de>
6433 PR tree-optimization/42589
6434 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6435 double-word expansion of bswap32.
6437 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6439 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6440 with BLOCK_FOR_INSN.
6441 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6442 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6443 noce_process_if_block): Likewise.
6444 * gcse.c (compute_local_properties, insert_expr_in_table,
6445 insert_set_in_table, canon_list_insert, find_avail_set,
6446 pre_insert_copy_insn): Likewise.
6448 * basic-block.h (BLOCK_NUM): Move from here...
6449 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6451 2010-01-03 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/42438
6454 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6455 contains_may_not_return_call flag.
6456 (BB_MAY_NOTRETURN): New.
6457 (valid_in_sets): Trapping nary operations are not valid
6458 in blocks that may not return.
6459 (insert_into_preds_of_block): Remove check for trapping expressions.
6460 (compute_avail): Compute also BB_MAY_NOTRETURN.
6462 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6464 * doc/invoke.texi: Add 2010 to copyright years.
6466 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6468 * config/sparc/sparc.c: Fix formatting nits.
6470 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6471 Alexander Monakov <amonakov@ispras.ru>
6473 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6475 2010-01-02 Richard Guenther <rguenther@suse.de>
6478 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6479 (simplify_switch_using_ranges): Mark to be removed edges
6482 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6484 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6486 * collect2.c (scan_libraries): Add missing argument in call to
6489 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6492 * config/alpha/predicates.md (aligned_memory_operand): Return false
6494 (unaligned_memory_operand): Return true for CQImode.
6495 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6496 doesn not cross aligned SImode word boundary.
6498 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6500 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6502 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6503 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6505 2010-01-02 Richard Guenther <rguenther@suse.de>
6508 * toplev.c (compile_file): Emit LTO marker properly. Change
6510 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6512 2010-01-01 Richard Guenther <rguenther@suse.de>
6515 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6517 2010-01-01 Richard Guenther <rguenther@suse.de>
6520 * c-decl.c (grokdeclarator): For zero-size arrays force
6521 structural equality checks as layout_type does.
6523 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6525 * builtins.c: Update copyright to 2010.
6527 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6530 * lto-streamer-out.c (produce_asm): Revert the last change.
6531 (copy_function): Likewise.
6533 * lto-streamer.c (lto_get_section_name): Skip any leading
6536 2010-01-01 Richard Guenther <rguenther@suse.de>
6539 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6543 Copyright (C) 2010 Free Software Foundation, Inc.
6545 Copying and distribution of this file, with or without modification,
6546 are permitted in any medium without royalty provided the copyright
6547 notice and this notice are preserved.