1 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
3 * arm.md (negdi2): Remove redundant code to force values into a
6 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
8 * arm/bpabi.S: Add EABI alignment attributes to objects.
9 * arm/bpabi-v6m.S: Likewise.
10 * arm/crti.asm: Likewise.
11 * arm/crtn.asm: Likewise.
12 * arm/lib1funcs.asm: Likewise.
13 * arm/libunwind.S: Likewise.
15 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
17 * arm-protos.h (tune_params): New structure.
18 * arm.c (current_tune): New variable.
19 (arm_constant_limit): Delete.
20 (struct processors): Add pointer to the tune parameters.
21 (arm_slowmul_tune): New tuning option.
22 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
23 (all_cores): Adjust to pick up the tuning model.
24 (arm_constant_limit): New function.
25 (arm_override_options): Select the appropriate tuning model. Delete
26 initialization of arm_const_limit.
27 (arm_split_constant): Use the new constant-limit model.
28 (arm_rtx_costs): Pick up the current tuning model.
29 * arm.md (is_strongarm, is_xscale): Delete.
30 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
31 for Xscale variant architectures.
32 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
34 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
36 * config/arm/arm.c (arm_gen_constant): Remove unused variable
38 (arm_rtx_costs_1): Remove unused variable extra_cost.
39 (arm_unwind_emit_set): Use variable offset.
40 (thumb1_output_casesi): Remove unused variable flags.
42 2010-04-16 Jeff Law <law@redhat.com>
44 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
45 needing assignment rather than doing a two-phase assignment. Remove
48 2010-04-16 Jakub Jelinek <jakub@redhat.com>
51 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
53 2010-04-16 Doug Kwan <dougkwan@google.com>
55 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
56 (next_operand_entry_id): New static variable.
57 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
58 (add_to_ops_vec): Assigned unique ID to operand entry.
59 (struct oecount_s): New field ID.
60 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
61 (undistribute_ops_list): Assign unique IDs to oecounts.
62 (init_reassoc): reset next_operand_entry_id.
64 2010-04-16 Doug Kwan <dougkwan@google.com>
66 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
67 missing left parenthesis.
69 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
71 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
72 *btdi_rex64 using SWI48 mode iterator.
73 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
74 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
77 2010-04-16 Anatoly Sokolov <aesok@post.ru>
79 * double-int.h (tree_to_double_int): Convert to macro.
80 * double-int.c (tree_to_double_int): Remove.
82 2010-04-16 Jakub Jelinek <jakub@redhat.com>
85 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
86 with want_address 2 and in case a single element list might be
87 possible, call it again with want_address 0.
89 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
91 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
92 case 'W' print operands for HI mode.
93 * config/h8300/h8300.h (Y0, Y2) : New constraints.
94 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
95 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
96 * config/h8300/predicate.md (bit_register_indirect_operand): New.
98 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
100 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
101 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
102 #xx:3 and #xx:4 mode.
104 * config/h8300/h8300.md (inverted load with HImode dest): Add
107 * config/h8300/predicate.md (bit_operand): Allow immediate values that
108 satisfy 'U' constraint.
110 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
112 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
114 * configure: Regenerate.
115 * config.in: Regenerate.
116 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
119 2010-04-16 Richard Guenther <rguenther@suse.de>
121 * tree.h (struct tree_decl_minimal): Move pt_uid ...
122 (struct tree_decl_common): ... here.
123 (DECL_PT_UID): Adjust.
124 (SET_DECL_PT_UID): Likewise.
125 (DECL_PT_UID_SET_P): Likewise.
127 2010-04-16 Richard Guenther <rguenther@suse.de>
129 PR tree-optimization/43572
130 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
131 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
132 * tree-flow.h (is_call_clobbered): Remove.
133 * tree-flow-inline.h (is_call_clobbered): Likewise.
134 * tree-dfa.c (dump_variable): Do not dump call clobber state.
135 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
136 (execute_return_slot_opt): Adjust.
137 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
138 check for call clobbered vars here.
139 (find_tail_calls): Move tailcall verification to the
142 2010-04-16 Diego Novillo <dnovillo@google.com>
144 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
147 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
150 * config/arm/arm.md (cbranchqi4): New pattern.
151 * config/arm/predicates.md (const0_operand,
152 cbranchqi4_comparison_operator): New predicates.
154 2010-04-16 Richard Guenther <rguenther@suse.de>
156 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
157 (dump_gimple_stmt): Likewise.
159 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
161 * recog.h (struct recog_data): New field is_operator.
162 (struct insn_operand_data): New field is_operator.
163 * recog.c (extract_insn): Set recog_data.is_operator.
164 * genoutput.c (output_operand_data): Emit code to set the
166 * reload.c (find_reloads): Use it rather than testing for an
167 empty constraint string.
170 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
171 If the previous insn is a cbranchsi4_insn with the same arguments,
172 omit the compare instruction.
174 * config/arm/arm.md (addsi3_cbranch): If destination is a high
175 register, inputs must be low registers and we need a low register
176 scratch. Handle alternative 2 like alternative 3.
178 2010-04-16 Jakub Jelinek <jakub@redhat.com>
180 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
181 don't call get_addr on both. If one expression is a VALUE and
182 the other a REG, check VALUE's locs if the REG isn't among them.
184 2010-04-16 Christian Bruel <christian.bruel@st.com>
186 * config/sh/sh.h (sh_frame_pointer_required): New function.
187 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
188 (flag_omit_frame_pointer) Set.
189 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
190 (rounded_frame_size): Adjust size with outgoing_args_size.
191 (sh_set_return_address): Must return from stack pointer.
192 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
193 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
194 (ACCUMULATE_OUTGOING_ARGS): Define.
195 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
196 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
198 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
201 * config/sh/sh.c (sh_legitimize_reload_address): Use
202 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
203 Remove a unneeded check for offset_base.
205 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
207 * configure: Regenerated.
209 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
211 * config/s390/s390.c (s390_call_save_register_used): Switch back
214 2010-04-15 Richard Guenther <rguenther@suse.de>
216 * alias.c (alias_set_subset_of): Handle alias-set zero
219 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
220 Julian Brown <julian@codesourcery.com>
222 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
223 alternatives according to use of high and low regs.
224 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
225 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
226 optimizing for size on Thumb-2.
228 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
230 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
232 2010-04-15 Richard Guenther <rguenther@suse.de>
234 * tree-ssa-structalias.c (struct variable_info): Add
236 (new_var_info): Initialize it.
237 (dump_constraints): Support printing last added constraints.
238 (debug_constraints): Adjust.
239 (dump_constraint_graph): Likewise.
240 (make_heapvar_for): Check for NULL cfun.
241 (get_function_part_constraint): New function.
242 (get_fi_for_callee): Likewise.
243 (find_func_aliases): Properly implement IPA PTA constraints.
244 (process_ipa_clobber): New function.
245 (find_func_clobbers): Likewise.
246 (insert_into_field_list_sorted): Remove.
247 (create_function_info_for): Properly allocate vars for IPA mode.
248 Do not use insert_into_field_list_sorted.
249 (create_variable_info_for): Properly generate constraints for
250 global vars in IPA mode.
251 (dump_solution_for_var): Always dump the solution.
252 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
253 (find_what_var_points_to): Adjust.
254 (pt_solution_set): Change.
255 (pt_solution_ior_into): New function.
256 (pt_solution_empty_p): Export.
257 (pt_solution_includes_global): Adjust.
258 (pt_solution_includes_1): Likewise.
259 (pt_solutions_intersect_1): Likewise.
260 (dump_sa_points_to_info): Check some invariants.
261 (solve_constraints): Move constraint dumping ...
262 (compute_points_to_sets): ... here.
263 (ipa_pta_execute): ... and here.
264 (compute_may_aliases): Do not re-compute points-to info
265 locally if IPA info is available.
266 (ipa_escaped_pt): New global var.
267 (ipa_pta_execute): Properly implement IPA PTA.
268 * tree-into-ssa.c (dump_decl_set): Support dumping
269 decls not in referenced-vars.
270 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
271 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
272 (dump_points_to_solution): Likewise.
273 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
274 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
275 (remap_gimple_stmt): Reset call clobber/use information if
277 (copy_decl_to_var): Copy DECL_PT_UID.
278 (copy_result_decl_to_var): Likewise.
279 * tree.c (make_node_stat): Initialize DECL_PT_UID.
280 (copy_node_stat): Copy it.
281 * tree.h (DECL_PT_UID): New macro.
282 (SET_DECL_PT_UID): Likewise.
283 (DECL_PT_UID_SET_P): Likewise.
284 (struct tree_decl_minimal): Add pt_uid member.
285 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
286 (pt_solution_empty_p): Declare.
287 (pt_solution_set): Adjust.
288 (ipa_escaped_pt): Declare.
289 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
290 * gimple-pretty-print.c (pp_points_to_solution): New function.
291 (dump_gimple_call): Dump call clobber/use information.
292 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
293 * tree-pass.h (TDF_ALIAS): New dump option.
294 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
295 * doc/invoke.texi (-fipa-pta): Update documentation.
297 2010-04-15 Richard Guenther <rguenther@suse.de>
299 * Makefile.in (OBJS-common): Add gimple-fold.o.
300 (gimple-fold.o): New rule.
301 * tree.h (maybe_fold_offset_to_reference,
302 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
304 * gimple.h: ... here.
305 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
306 may_propagate_address_into_dereference): Move prototypes ...
307 * gimple.h: ... here.
308 * tree-ssa-ccp.c (get_symbol_constant_value,
309 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
310 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
311 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
312 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
313 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
314 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
315 gimplify_and_update_call_from_tree): Move ...
316 * gimple-fold.c: ... here. New file.
317 (ccp_fold_builtin): Rename to ...
318 (gimple_fold_builtin): ... this.
319 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
321 2010-04-15 Richard Guenther <rguenther@suse.de>
323 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
324 fit_double_type, force_fit_type_double, add_double_with_sign,
325 neg_double, mul_double_with_sign, lshift_double, rshift_double,
326 lrotate_double, rrotate_double, div_and_round_double): Move ...
327 * double-int.c: ... here.
328 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
329 add_double, neg_double, mul_double_with_sign, mul_double,
330 lshift_double, rshift_double, lrotate_double, rrotate_double,
331 div_and_round_double): Move prototypes ...
332 * double-int.h: ... here.
334 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
337 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
338 matching constraints to ensure inputs match the output.
340 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
343 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
344 in an input-only operand.
346 2010-04-15 Anatoly Sokolov <aesok@post.ru>
348 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
349 (double_int_not, double_int_lshift, double_int_rshift): Declare.
350 (double_int_negative_p): Convert to static inline function.
351 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
352 (double_int_negative_p): Remove.
353 * tree.h (lshift_double, rshift_double):
354 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
355 * fold-const.c (fold_convert_const_int_from_real,
356 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
357 (lshift_double): Change type of arith argument to bool.
358 (rshift_double): Change type of arith argument to bool. Correct
360 * expmed.c (mask_rtx, lshift_value): (Ditto.).
362 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
365 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
366 at the start and end of the then/else blocks, and omit them from the
368 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
369 argument; all callers changed. Pass zero to old_insns_match_p instead.
370 (flow_find_head_matching_sequence): New function.
371 (old_insns_match_p): Check REG_EH_REGION notes for calls.
372 * basic-block.h (flow_find_cross_jump,
373 flow_find_head_matching_sequence): Declare functions.
375 2010-04-14 Jason Merrill <jason@redhat.com>
378 * c-common.c (attribute_takes_identifier_p): New fn.
379 * c-common.h: Declare it.
381 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
383 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
385 (*udivmod<mode>4): Ditto.
387 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.md (maxmin_int): Rename code attribute from
390 maxminiprefix and update all users.
391 (maxmin_float): Ditto from maxminfprefix.
392 (logic): Ditto from logicprefix.
393 (absneg_mnemonic): Ditto from absnegprefix.
394 * config/i386/mmx.md: Update all users of maxminiprefix,
395 maxminfprefix and logicprefix for rename.
396 * config/i386/sse.md: Ditto.
397 * config/i386/sync.md (sync_<code><mode>): Update for
400 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
403 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
404 warnings converted to errors.
406 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
408 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
409 used insn_type variable.
410 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
411 to avoid set-but-not-used warning.
413 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
415 * df-core.c (df_ref_debug): Change format string placeholder
417 * dwarf2asm.c (dw2_asm_output_data_raw,
418 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
419 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
420 * dwarf2out.c (output_cfi, output_cfi_directive,
421 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
422 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
424 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
425 * print-rtl.c (print_rtx): Ditto.
427 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
430 * builtins.c (expand_builtin_pow_root): New function to expand pow
431 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
432 series of sqrt and cbrt calls under -ffast-math.
433 (expand_builtin_pow): Call it.
435 2010-04-14 Michael Matz <matz@suse.de>
437 PR tree-optimization/42963
438 * tree-cfg.c (touched_switch_bbs): New static variable.
439 (group_case_labels_stmt): New function broken out from ...
440 (group_case_labels): ... here, use the above.
441 (start_recording_case_labels): Allocate touched_switch_bbs.
442 (end_recording_case_labels): Deallocate it, call
443 group_case_labels_stmt.
444 (gimple_redirect_edge_and_branch): Remember index of affected BB.
446 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
448 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
451 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
455 2010-04-13 Jan Hubicka <jh@suse.cz>
457 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
458 of optimized out static functions.
459 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
460 cost computation. Also sanity check for overflows.
461 (update_caller_keys): Update cgraph_edge_badness call; properly
462 update fibheap and sanity check that it is up to date.
463 (add_new_edges_to_heap): Update cgraph_edge_badness.
464 (cgraph_decide_inlining_of_small_function): Likewise;
465 add sanity checking that badness in heap is up to date;
466 improve dumping of reason; Update badness of calls to the
467 offline copy of function currently inlined; dump badness
468 of functions not inlined because of unit growth limits.
470 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
473 * c-common.c (pointer_int_sum): Disregard overflow that occured only
474 because of sign-extension change when converting to sizetype here...
475 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
477 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
478 the folding to constants. Remove redundant final conversion.
479 (fold_binary) <associate>: Do not associate if the re-association of
480 constants alone overflows.
481 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
482 to the end of the list.
483 (multiple_of_p) <COND_EXPR>: New case.
485 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
487 * opt-functions.awk (opt_sanitized_name): New.
489 * optc-gen.awk: Use it
490 * opth-gen.awk: Use it.
492 2010-04-13 Martin Jambor <mjambor@suse.cz>
494 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
495 (sra_modify_assign): Delete stmts loading dead data even if racc has no
496 children. Call replace_uses_with_default_def_ssa_name to handle
499 2010-04-13 Michael Matz <matz@suse.de>
502 * builtins.c (expand_builtin_interclass_mathfn): Also create
503 a register if the predicate doesn't match.
505 2010-04-13 Diego Novillo <dnovillo@google.com>
507 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
508 * c-pch.c: Include timevar.h.
509 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
510 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
511 * ggc-common.c: Include timevar.h.
512 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
513 * timevar.def (TV_PCH_SAVE): Define.
514 (TV_PCH_CPP_SAVE): Define.
515 (TV_PCH_PTR_REALLOC): Define.
516 (TV_PCH_PTR_SORT): Define.
517 (TV_PCH_RESTORE): Define.
518 (TV_PCH_CPP_RESTORE): Define.
520 2010-04-13 Michael Matz <matz@suse.de>
522 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
524 (can_reassociate_p): New function.
525 (break_up_subtract_bb, reassociate_bb): Use it.
527 2010-04-13 Richard Guenther <rguenther@suse.de>
530 * builtins.c (c_readstr): Fix assert.
532 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
535 when generating cltd insn.
537 (*ashl<mode>3_1): Remove special handling for register operand 2.
538 (*ashlsi3_1_zext): Ditto.
540 (*ashlhi3_1_lea): Ditto.
542 (*ashlqi3_1_lea): Ditto.
543 (*<shiftrt_insn><mode>3_1): Ditto.
544 (*<shiftrt_insn>si3_1_zext): Ditto.
545 (*<shiftrt_insn>qi3_1_slp): Ditto.
546 (*<rotate_insn><mode>3_1): Ditto.
547 (*<rotate_insn>si3_1_zext): Ditto.
548 (*<rotate_insn>qi3_1_slp): Ditto.
550 2010-04-13 Richard Guenther <rguenther@suse.de>
552 * tree-ssa-structalias.c (callused_id): Remove.
553 (call_stmt_vars): New.
554 (get_call_vi): Likewise.
555 (lookup_call_use_vi): Likewise.
556 (lookup_call_clobber_vi): Likewise.
557 (get_call_use_vi): Likewise.
558 (get_call_clobber_vi): Likewise.
559 (make_transitive_closure_constraints): Likewise.
560 (handle_const_call): Adjust to do per-call call-used handling.
561 (handle_pure_call): Likewise.
562 (find_what_var_points_to): Remove general callused handling.
563 (init_base_vars): Likewise.
564 (init_alias_vars): Initialize call_stmt_vars.
565 (compute_points_to_sets): Process call-used and call-clobbered
566 vars for call statements.
567 (delete_points_to_sets): Free call_stmt_vars.
569 2010-04-13 Richard Guenther <rguenther@suse.de>
571 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
572 Only add RW dependence for dependence distance zero.
573 Adjust maximal vectorization factor according to dependences.
574 Move alignment handling ...
575 (vect_find_same_alignment_drs): ... here. New function.
576 (vect_analyze_data_ref_dependences): Adjust.
577 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
578 (vect_analyze_data_refs): Adjust minimal vectorization factor
579 according to data references.
580 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
581 dependences before determining the vectorization factor.
582 Analyze alignment after determining the vectorization factor.
583 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
584 dependences before alignment.
585 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
587 (vect_analyze_data_refs): Likewise.
588 (MAX_VECTORIZATION_FACTOR): New define.
590 2010-04-13 Duncan Sands <baldrick@free.fr>
592 * except.h (lang_eh_type_covers): Remove.
593 * except.c (lang_eh_type_covers): Likewise.
595 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
596 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
598 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
599 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
600 UNITS_PER_LONG where it is ABI relevant.
601 (s390_return_addr_rtx): Likewise.
602 (s390_back_chain_rtx): Likewise.
603 (s390_frame_area): Likewise.
604 (s390_frame_info): Likewise.
605 (s390_initial_elimination_offset): Likewise.
606 (save_gprs): Likewise.
607 (s390_emit_prologue): Likewise.
608 (s390_emit_epilogue): Likewise.
609 (s390_function_arg_advance): Likewise.
610 (s390_function_arg): Likewise.
611 (s390_va_start): Likewise.
612 (s390_gimplify_va_arg): Likewise.
613 (s390_function_profiler): Likewise.
614 (s390_optimize_prologue): Likewise.
615 (s390_rtx_costs): Likewise.
616 (s390_secondary_reload): Likewise.
617 (s390_promote_function_mode): Likewise.
618 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
619 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
621 (s390_unwind_word_mode): New function.
622 (s390_function_value): Split 64 bit values into register pair if
623 used as return value.
624 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
625 function call parameters. Handle parallels.
626 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
627 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
628 (DWARF_CIE_DATA_ALIGNMENT): New macro.
629 (s390_expand_setmem): Remove unused variable src_addr.
630 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
631 deal with 64 bit registers.
632 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
633 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
634 (UNITS_PER_LONG): New macro.
635 * libjava/include/s390-signal.h: Define extended ucontext
636 structure containing the upper halfs of the 64 bit registers.
638 2010-04-13 Simon Baldwin <simonb@google.com>
640 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
642 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
644 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
645 rvalue on the RHS if the LHS is of a non-renamable type.
646 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
648 2010-04-13 Matthias Klose <doko@ubuntu.com>
650 * gcc.c (cc1_options): Handle -iplugindir before processing
651 the cc1 spec. Only add -iplugindir once.
652 (cpp_unique_options): Add -iplugindir option if -fplugin* options
654 * common.opt (iplugindir): Remove `Separate' property, initialize.
655 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
657 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
658 (distclean): Remove plugin dir.
659 * doc/invoke.texi: Document -iplugindir.
661 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
663 * doc/plugins.texi (Loading Plugins): Document short
665 (Plugin API): Mention default_plugin_dir_name function.
667 * gcc.c (find_file_spec_function): Add new declaration.
668 (static_spec_func): Use it for "find-file".
669 (find_file_spec_function): Add new function.
670 (cc1_options): Add -iplugindir option if -fplugin* options found.
672 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
674 * plugin.c (add_new_plugin): Updated comment, and handle short
676 (default_plugin_dir_name): Added new function.
678 * common.opt (iplugindir): New option to set the plugin directory.
680 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.md (any_rotate): New code iterator.
683 (rotate_insn): New code attribute.
685 (SWIM124): New mode iterator.
686 (<rotate_insn>ti3): New expander.
687 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
688 any_rotate code iterator.
689 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
690 using any_rotate code iterator and SWIM124 mode iterator.
691 (ix86_rotlti3): New insn_and_split pattern.
692 (ix86_rotrti3): Ditto.
693 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
694 ix86_rotl{di,ti}3 patterns.
695 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
696 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
697 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
698 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
699 code iterator and SWI mode iterator.
700 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
701 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
703 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
704 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
705 (bswap rotatert splitter): Add splitter.
706 (bswap splitter): Macroize splitter using any_rotate code iterator.
707 Add insn predicate to split only for TARGET_USE_XCHGB or when
708 optimizing function for size.
710 2010-04-12 Steve Ellcey <sje@cup.hp.com>
712 * config/pa/pa.c (emit_move_sequence): Remove use of
713 deleted variable flag_argument_noalias.
715 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
717 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
719 Add to unsupported targets list.
720 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
721 sparc*-sun-solaris2.[567]* from target lists.
722 * configure: Regenerate.
723 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
725 Remove Solaris 7 patch references.
726 (Specific, sparc-sun-solaris2.7): Removed.
727 (sparc-sun-solaris2*): Update Solaris 7 example.
728 (sparc64-*-solaris2*): Likewise.
730 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
732 * config.build (alpha*-dec-osf4*): Remove.
733 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
734 of obsolete configurations.
735 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
737 * config/alpha/t-osf4: Renamed to ...
738 * config/alpha/t-osf5: ... this.
739 * config/alpha/osf.h: Renamed to ...
740 * config/alpha/osf5.h: ... this.
741 Merged old osf5.h contents.
743 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
744 (EXTRA_SPECS): Removed.
745 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
746 reflect removal of Tru64 UNIX V4.0/V5.0 support.
749 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
751 * doc/contrib.texi (Contributors, Rainer Orth): Update.
753 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
756 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
757 __thiscall convention.
759 2010-04-12 Steve Ellcey <sje@cup.hp.com>
761 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
763 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
765 2010-04-12 Steve Ellcey <sje@cup.hp.com>
767 * function.c (assign_parms_initialize_all): Add unused attribute
770 2010-04-12 Richard Guenther <rguenther@suse.de>
772 * gsstruct.def (GSS_CALL): New.
773 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
774 * gimple.h: Include tree-ssa-alias.h.
775 (struct gimple_statement_call): New.
776 (union gimple_statement_struct_d): Add gimple_call member.
777 (gimple_call_reset_alias_info): Declare.
778 (gimple_call_use_set): New function.
779 (gimple_call_clobber_set): Likewise.
780 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
781 * gimple.c (gimple_call_reset_alias_info): New function.
782 (gimple_build_call_1): Call it.
783 * lto-streamer-in.c (input_gimple_stmt): Likewise.
784 * tree-inline.c (remap_gimple_stmt): Likewise.
785 (expand_call_inline): Remove callused handling.
786 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
787 * tree-dfa.c (dump_variable): Likewise.
788 * tree-parloops.c (parallelize_loops): Likewise.
789 * tree-ssa.c (init_tree_ssa): Likewise.
790 (delete_tree_ssa): Likewise.
791 * tree-flow-inline.h (is_call_used): Remove.
792 * tree-flow.h (struct gimple_df): Remove callused member.
793 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
794 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
795 (ref_maybe_used_by_call_p_1): Simplify.
796 (call_may_clobber_ref_p_1): Likewise.
797 * tree-ssa-structalias.c (compute_points_to_sets): Set
798 the call stmt used and clobbered sets.
799 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
800 (find_tail_calls): Verify the tail call.
802 2010-04-12 Richard Guenther <rguenther@suse.de>
804 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
805 single-iteration always-inline inlining.
806 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
807 (cgraph_decide_inlining): Do not handle always-inline specially.
808 (try_inline): Remove always-inline cycle detection special case.
809 Do not recurse on always-inlines.
810 (cgraph_early_inlining): Do not iterate if not optimizing.
811 (cgraph_gate_early_inlining): remove.
812 (pass_early_inline): Run unconditionally.
813 (gate_cgraph_decide_inlining): New function.
814 (pass_ipa_inline): Use it. Do not run the IPA inliner if
815 not inlining or optimizing.
816 (cgraph_decide_inlining_of_small_functions): Also consider
817 always-inline functions.
818 (cgraph_default_inline_p): Return true for nodes which should
819 disregard inline limits.
820 (estimate_function_body_sizes): Assume zero size and time for
821 nodes which are marked as disregarding inline limits.
822 (cgraph_decide_recursive_inlining): Do not perform recursive
823 inlining on always-inline nodes.
825 2010-04-12 Jakub Jelinek <jakub@redhat.com>
828 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
829 for exprs satisfying handled_component_p.
831 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
833 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
834 non-constant aggregate elements.
836 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
837 is a real initialization.
839 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
842 * c-decl.c (start_function): Move forward check for nested function.
844 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
846 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
847 * config/sh/sh.c: Include reload.h.
848 (sh_legitimize_reload_address): New.
849 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
850 sh_legitimize_reload_address.
852 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
854 * config/sh/sh.md (*movqi_pop): New insn pattern.
855 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
857 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
859 * config/i386/i386.md (any_shiftrt): New code iterator.
860 (shiftrt_insn): New code attribute.
862 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
863 using any_shiftrt code iterator.
864 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
865 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
866 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
867 pattern from corresponding peephole2 patterns.
868 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
869 using any_shiftrt code iterator.
870 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
871 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
872 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
873 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
874 *{ashr,lshr}<mode>3_cmp_zext.
875 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
877 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
879 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
881 (*lshr<mode>3_cconly): Ditto.
883 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.md (lshr<mode>3): Macroize expander from
886 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
887 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
888 pattern from *lshr{di,ti}3_1 and corresponding splitters using
890 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
891 from corresponding peephole2 patterns.
892 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
893 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
894 and *lshrdi3_1_rex64 using SWI mode iterator.
895 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
896 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
897 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
898 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
899 and *lshrdi3_cmp_rex64 using SWI mode iterator.
900 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
901 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
902 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
903 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
906 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
908 * config/i386/i386.md (ashr<mode>3): Macroize expander from
909 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
910 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
911 pattern from *ashr{di,ti}3_1 and corresponding splitters using
913 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
914 from corresponding peephole2 patterns.
915 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
916 (ashrsi3_cvt): Rename from ashrsi3_31.
917 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
918 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
919 and x86_64_shift_adj_3 using SWI48 mode iterator.
920 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
921 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
922 and *ashrdi3_1_rex64 using SWI mode iterator.
923 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
924 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
925 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
926 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
927 and *ashrdi3_cmp_rex64 using SWI mode iterator.
928 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
929 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
930 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
931 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
933 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
934 * config/i386/i386.c (ix86_split_ashr): Update for renamed
935 x86_shift<mode>_adj_3 expanders.
937 2010-04-10 Wei Guozhi <carrot@google.com>
940 * config/arm/arm.c (arm_pic_static_addr): New function.
941 (legitimize_pic_address): Call arm_pic_static_addr when it detects
943 (arm_output_addr_const_extra): Output expression for new pattern.
944 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
946 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
948 * ira-costs.c (record_reg_classes): Ignore alternatives that are
951 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
952 * web.c: Include "insn-config.h" and "recog.h".
953 (union_match_dups): New function.
955 (union_defs): Don't try to recognize match_dups.
957 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
958 if doing so would replace the entire pattern.
960 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
965 and splitter pattern. Change splitter operand 1 predicate to
968 2010-04-09 Martin Jambor <mjambor@suse.cz>
970 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
971 lattices are addresses of CONST_DECLs with the same initial value.
972 (ipcp_print_all_lattices): Print values of CONST_DECLs.
973 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
975 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
976 Bernd Schmidt <bernds@codesourcery.com>
978 * loop-invariant.c (replace_uses): New static function.
979 (move_invariant_reg): Use it to ensure we can replace the uses.
981 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
983 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
985 (picochip_override_options): Enable section anchors only above -O1.
986 (picochip_reorg): Fixed a couple of build warnings.
988 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
990 * configure.ac (plugin -rdynamic test): Log result.
991 * configure: Regenerate.
992 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
993 (RDYNAMIC_SPEC): Define.
994 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
996 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
998 * configure.ac: Determine Sun ld version numbers.
999 (comdat_group): Restrict GNU ld version checks to gld.
1000 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1001 (enable_comdat): Support --enable-comdat.
1002 * configure: Regenerate.
1003 * doc/install.texi (Configuration): Document --enable-comdat.
1005 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1007 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1008 * config/sol2-gld.h: ... here.
1009 * config.gcc (sparc*-*-solaris2*): Reflect this.
1010 (i[34567]86-*-solaris2*): Use it.
1012 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1014 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1016 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1018 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1021 * diagnostic.c (diagnostic_initialize): Initialize
1022 some_warnings_are_errors.
1023 (diagnostic_finish): New.
1024 (diagnostic_action_after_output): Call it before exiting.
1025 (diagnostic_report_diagnostic): Do not print message here. Set
1026 some_warnings_are_errors.
1027 * diagnostic.h (diagnostic_context): Delete
1028 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1029 (diagnostic_finish): Declare.
1030 * toplev.c (toplev_main): Call it before exit.
1032 2010-04-09 Jason Merrill <jason@redhat.com>
1035 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1036 for incomplete type.
1039 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1040 based on a warning flag.
1042 2010-04-09 Richard Guenther <rguenther@suse.de>
1044 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1046 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1049 * varasm.c (default_assemble_visibility): Wrap vars that are
1050 set, but unused, by targets without GAS.
1051 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1052 Remove set, but unused, vars.
1053 (rs6000_legitimize_tls_address): Likewise.
1054 (altivec_expand_dst_builtin): Likewise.
1055 * config/darwin.c (machopic_classify_symbol): Likewise.
1056 (machopic_indirection_name): Likewise.
1058 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.md (DWI): New mode iterator.
1061 (S): New mode attribute.
1062 (shift_operand): Ditto.
1063 (shift_immediate_operand): Ditto.
1064 (ashl_input_operand): Ditto.
1065 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1066 using SDWIM mode iterator.
1067 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1068 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1070 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1071 from corresponding peephole2 patterns.
1072 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1073 and x86_64_shift_adj_1 using SWI48 mode iterator.
1074 (x86_shift<mode>_adj_2): Ditto.
1075 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1076 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1077 using SWI48 mode iterator.
1078 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1079 *ashldi3_cmp_rex64 using SWI mode iterator.
1080 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1081 *ashldi3_cconly_rex64 using SWI mode iterator.
1082 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1083 x86_shift<mode>_adj_{1,2}.
1084 (ix86_split_ashr): Ditto.
1085 (ix86_split_lshr): Ditto.
1087 2010-04-09 Richard Guenther <rguenther@suse.de>
1089 * target.h (builtin_conversion): Pass in input and output types.
1090 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1091 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1092 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1093 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1095 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1097 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1099 2010-04-09 Richard Guenther <rguenther@suse.de>
1102 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1104 2010-04-09 Richard Guenther <rguenther@suse.de>
1106 * tree-vectorizer.h (struct _stmt_vec_info): Document
1107 that vectype is the type of the LHS.
1108 (supportable_widening_operation, supportable_narrowing_operation):
1109 Get both input and output vector types as arguments.
1110 (vect_is_simple_use_1): Declare.
1111 (get_same_sized_vectype): Likewise.
1112 * tree-vect-loop.c (vect_determine_vectorization_factor):
1113 Set STMT_VINFO_VECTYPE to the vector type of the def.
1114 (vectorizable_reduction): Adjust.
1115 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1116 Adjust. Specify the output vector type.
1117 (vect_pattern_recog_1): Adjust.
1118 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1119 (vectorizable_call): Adjust.
1120 (vectorizable_conversion): Likewise.
1121 (vectorizable_operation): Likewise.
1122 (vectorizable_type_demotion): Likewise.
1123 (vectorizable_type_promotion): Likewise.
1124 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1126 (vect_is_simple_use_1): New function.
1127 (supportable_widening_operation): Get both input and output
1129 (supportable_narrowing_operation): Likewise.
1130 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1132 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1134 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1135 __thiscall and _thiscall as predefined macros.
1136 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1137 thiscall attribute handling.
1138 (ix86_comp_type_attributes): Likewise.
1139 (ix86_function_regparm): Likewise.
1140 (ix86_return_pops_args): Likewise.
1141 (init_cumulative_args): Likewise.
1142 (find_drap_reg): Likewise.
1143 (ix86_static_chain): Likewise.
1144 (x86_this_parameter): Likewise.
1145 (x86_output_mi_thunk): Likewise.
1146 (ix86_attribute_table): Add description for thiscall attribute.
1147 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1148 * doc/extend.texi: Add documentation for thiscall.
1150 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1153 * c.opt (Wint-to-pointer-cast): Available in C++.
1154 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1156 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1158 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1159 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1160 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1161 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1162 function type instead. Reorder and simplify checks.
1164 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1166 2010-04-08 Jing Yu <jingyu@google.com>
1167 Zdenek Dvorak <ook@ucw.cz>
1169 PR tree-optimization/42720
1170 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1171 loop unswitch conditions here from ...
1172 (tree_unswitch_single_loop): ... here.
1174 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1176 * tree-if-conv.c: Fix comments and simplify logic.
1178 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1180 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1181 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1182 (main_tree_if_conversion): Update call to tree_if_conversion.
1184 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1187 * doc/invoke.texi (-b,-V): Delete.
1188 * doc/tm.texi: Do not mention -b.
1189 * gcc.c (display_help): Delete -b and -V.
1190 (process_command): Delete -b and -V.
1191 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1193 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1194 Wolfgang Gellerich <gellerich@de.ibm.com>
1196 Implement target hook for loop unrolling
1197 * target.h (loop_unroll_adjust): Add a new target hook function.
1198 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1199 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1200 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1201 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1202 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1204 (decide_unroll_stupid): Likewise.
1206 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1209 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1211 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1213 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1214 (Specific, *-*-solaris2*): Likewise.
1215 Don't prefer Sun as over GNU as.
1217 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1219 * config/s390/s390.c (override_options): Adjust the z10
1220 defaults for max-unroll-times, max-completely-peeled-insns
1221 and max-completely-peel-times.
1223 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1225 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1226 instructions for z10.
1227 (s390_expand_setmem): Likewise.
1228 (s390_expand_cmpmem): Likewise.
1230 2010-04-08 Richard Guenther <rguenther@suse.de>
1232 PR tree-optimization/43679
1233 * tree-ssa-pre.c (eliminate): Only propagate copies.
1235 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1238 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1239 set but not used variable warning.
1241 2010-04-08 Wei Guozhi <carrot@google.com>
1244 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1245 (arm_size_rtx_costs): Call the new function when optimized for size.
1247 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1250 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1251 op0 is not a MEM, just return NULL instead of assertion
1253 (discover_nonconstant_array_refs): Don't walk debug stmts.
1255 2010-04-08 Doug Kwan <dougkwan@google.com>
1257 * configure.ac: Recognize gold and do not use its version number
1258 to test ld features.
1259 * configure: Regenerate.
1261 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1264 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1265 (negate_value): Move code to push elements to broken_up_substracts ...
1266 (eliminate_plus_minus_pair): ... here. Push operands that have no
1267 negative pair to plus_negates.
1268 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1270 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1272 * doc/install.texi (Configuration): Move description of
1273 --enable-lto, --with-libelf*, --enable-gold from Java section to
1276 * doc/generic.texi (Working with declarations)
1277 (Function Properties, C and C++ Trees): Fix typos.
1278 * doc/sourcebuild.texi (Top Level): Likewise.
1280 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1283 * tree.h (DECL_READ_P): Define.
1284 (struct tree_decl_common): Add decl_read_flag.
1285 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1286 a set but not used warning.
1287 (merge_decls): Merge DECL_READ_P flag.
1288 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1289 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1290 * c-common.c (handle_used_attribute, handle_unused_attribute):
1292 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1294 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1296 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1297 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1298 c_parser_binary_expression, c_parser_cast_expression,
1299 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1300 Call default_function_array_read_conversion instead of
1301 default_function_array_conversion where needed.
1302 (c_parser_unary_expression, c_parser_conditional_expression,
1303 c_parser_postfix_expression_after_primary, c_parser_initelt):
1304 Likewise. Call mark_exp_read where needed.
1305 (c_parser_statement_after_labels, c_parser_asm_operands,
1306 c_parser_typeof_specifier, c_parser_sizeof_expression,
1307 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1309 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1311 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1312 (warn_unused_but_set_parameter): Default to warn_unused
1314 * doc/invoke.texi: Document -Wunused-but-set-variable and
1315 -Wunused-but-set-parameter.
1317 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1318 used count variable.
1319 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1320 when operandN variables aren't used in the body of the expander
1322 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1323 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1324 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1325 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1326 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1327 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1328 * tree.c (PROCESS_ARG): Likewise.
1330 2010-04-07 Simon Baldwin <simonb@google.com>
1332 * diagnostic.h (diagnostic_override_option_index): New macro to
1333 set a diagnostic's option_index.
1334 * c-tree.h (c_cpp_error): Add warning reason argument.
1335 * opts.c (_warning_as_error_callback): New.
1336 (register_warning_as_error_callback): Store callback for
1337 warnings enabled via enable_warning_as_error.
1338 (enable_warning_as_error): Call callback, minor code tidy.
1339 * opts.h (register_warning_as_error_callback): Declare.
1340 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1341 response to -Werror=.
1342 (c_common_init_options): Register warning_as_error_callback in opts.c.
1343 * common.opt: Add -Wno-cpp option.
1344 * c-common.c (struct reason_option_codes_t): Map cpp warning
1345 reason codes to gcc option indexes.
1346 * (c_option_controlling_cpp_error): New function, lookup the gcc
1347 option index for a cpp warning reason code.
1348 * (c_cpp_error): Add warning reason argument, call
1349 c_option_controlling_cpp_error for diagnostic_override_option_index.
1350 * doc/invoke.texi: Document -Wno-cpp.
1352 2010-04-07 Richard Guenther <rguenther@suse.de>
1354 * ipa-reference.c (mark_load): Use get_base_address.
1355 (mark_store): Likewise.
1357 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1358 inserting GIMPLE_NOPs into the IL.
1359 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1360 Explicitly strip handled components and indirect references.
1362 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1363 folding address expressions.
1364 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1365 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1366 operand_equal_p to compare decls.
1367 (ptr_deref_may_alias_decl_p): Likewise.
1368 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1369 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1370 Handle reversed comparison ops.
1371 * tree-sra.c (asm_visit_addr): Use get_base_address.
1372 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1373 * ipa-reference.c (mark_address): Use get_base_address.
1375 2010-04-07 Richard Guenther <rguenther@suse.de>
1377 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1378 Propagate constants everywhere.
1380 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1383 * tree.c (MAX_INT_CACHED_PREC): Define.
1384 (nonstandard_integer_type_cache): New array.
1385 (build_nonstandard_integer_type): Cache results for precision
1386 <= MAX_INT_CACHED_PREC.
1388 2010-04-07 Richard Guenther <rguenther@suse.de>
1390 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1391 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1392 * common.opt: Likewise.
1393 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1394 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1395 (nonoverlapping_memrefs_p): Likewise.
1396 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1397 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1398 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1399 OPT_fargument_noalias_global for backward compatibility.
1401 2010-04-07 Richard Guenther <rguenther@suse.de>
1403 PR tree-optimization/43270
1404 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1405 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1406 * tree-ssa-pre.c (phi_translate_1): Adjust.
1407 (fully_constant_expression): Split out vn_reference handling to ...
1408 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1409 Fold reads from constant strings.
1410 (vn_reference_lookup): Handle fully constant references.
1411 (vn_reference_lookup_pieces): Likewise.
1412 * Makefile.in (expmed.o-warn): Add -Wno-error.
1414 2010-04-07 Martin Jambor <mjambor@suse.cz>
1416 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1418 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1421 * gcc.c: Add -static-libstdc++ to list of recognized options.
1423 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1425 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1427 2010-04-07 Richard Guenther <rguenther@suse.de>
1430 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1431 bases build simple mem attributes to retain points-to information.
1433 2010-04-07 Richard Guenther <rguenther@suse.de>
1436 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1437 preserve points-to related information.
1439 2010-04-07 Richard Guenther <rguenther@suse.de>
1442 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1443 discard plain indirect references.
1444 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1445 * tree.c (tree_nop_conversion): Likewise.
1447 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1450 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1452 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1454 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1455 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1457 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1459 * tree-if-conv.c: Fix indentation and comments.
1461 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1463 * tree-if-conv.c: Sort static functions in topological order.
1465 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1467 * tree-if-conv.c: Fix indentation and comments.
1469 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1472 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1473 lang_hooks.types.type_for_size instead of
1474 build_nonstandard_integer_type.
1475 When converting an unsigned type to signed, double its precision.
1476 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1477 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1478 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1481 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1484 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1485 POINTER_PLUS_EXPR for pointer types.
1487 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1490 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1491 * graphite-clast-to-gimple.c: Include langhooks.h.
1492 (max_signed_precision_type): New.
1493 (max_precision_type): Takes two types as arguments.
1494 (precision_for_value): New.
1495 (precision_for_interval): New.
1496 (gcc_type_for_interval): New.
1497 (gcc_type_for_value): New.
1498 (gcc_type_for_clast_term): New.
1499 (gcc_type_for_clast_red): New.
1500 (gcc_type_for_clast_bin): New.
1501 (gcc_type_for_clast_expr): Split up into several functions.
1502 (gcc_type_for_clast_eq): Rewritten.
1503 (compute_bounds_for_level): New.
1504 (compute_type_for_level_1): New.
1505 (compute_type_for_level): New.
1506 (gcc_type_for_cloog_iv): Removed.
1507 (gcc_type_for_iv_of_clast_loop): Rewritten.
1508 (graphite_create_new_loop): Compute the lower and upper bound types
1509 with gcc_type_for_clast_expr.
1510 (graphite_create_new_loop_guard): Same.
1511 (find_cloog_iv_in_expr): Removed.
1512 (compute_cloog_iv_types_1): Removed.
1513 (compute_cloog_iv_types): Removed.
1514 (gloog): Do not call compute_cloog_iv_types.
1515 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1517 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1518 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1519 (GBB_CLOOG_IV_TYPES): Removed.
1521 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1523 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1524 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1525 (detect_commutative_reduction): Same.
1527 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1529 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1530 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1532 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1533 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1534 (rewrite_commutative_reductions_out_of_ssa): Same.
1535 * passes.c (execute_function_todo): Call verify_ssa for every pass
1536 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1537 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1538 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1539 with an extra argument.
1540 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1541 verify_ssa only when the extra argument is true.
1542 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1543 with an extra argument.
1544 (tree_transform_and_unroll_loop): Same.
1546 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1548 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1549 for all the passes of the LNO having LOOP_CLOSED_SSA.
1550 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1551 * tree-loop-distribution.c (pass_loop_distribution): Same.
1552 * tree-pass.h (TODO_verify_loops): Removed.
1553 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1555 (pass_tree_unswitch): Same.
1556 (pass_predcom): Same.
1557 (pass_vectorize): Same.
1558 (pass_linear_transform): Same.
1559 (pass_graphite_transforms): Same.
1560 (pass_iv_canon): Same.
1561 (pass_complete_unroll): Same.
1562 (pass_complete_unrolli): Same.
1563 (pass_parallelize_loops): Same.
1564 (pass_loop_prefetch): Same.
1565 (pass_iv_optimize): Same.
1567 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1570 * passes.c (init_optimization_passes): Move pass_lim before
1571 pass_copy_prop and pass_dce_loop.
1573 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1576 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1577 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1578 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1579 MULTI_* defines for 4 argument vpermil2p* builtins.
1581 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1583 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1584 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1585 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1586 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1587 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1588 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1589 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1590 Use x86_maybe_negate_const_int to output insn mnemonic.
1591 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1592 check from instruction predicate. Update comments.
1593 * config/i386/sync.md (sync_add<mode>): Use
1594 x86_maybe_negate_const_int to output insn mnemonic.
1596 2010-04-06 Jan Hubicka <jh@suse.cz>
1598 PR tree-optimization/42906
1599 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1600 IGNORE_SELF argument. Set visited_control_parents for fully
1602 (find_obviously_necessary_stmts): Update call of
1603 mark_control_dependent_edges_necessary.
1604 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1606 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/i386.md: Remove comment about 'e' and 'E'
1611 2010-04-06 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/43627
1614 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1615 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1618 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1620 * BASE-VER: Change to 4.6.0.
1623 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1626 2010-04-06 Richard Guenther <rguenther@suse.de>
1629 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1631 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1633 * doc/invoke.texi (Optimize Options): Document that LTO
1634 won't remove object access purely due to incompatible
1637 2010-04-04 Matthias Klose <doko@ubuntu.com>
1639 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1640 Initialize variable.
1642 2010-04-03 Richard Guenther <rguenther@suse.de>
1645 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1646 require a non-NULL MEM_OFFSET.
1648 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1650 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1651 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1652 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1653 config/alpha/predicates.md, config/arm/arm.md,
1654 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1655 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1656 config/darwin9.h, config/darwin.c, config/darwin.h,
1657 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1658 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1659 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1660 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1661 config/mips/mips.md, config/mn10300/mn10300.c,
1662 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1663 config/rs6000/aix.h, config/rs6000/dfp.md,
1664 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1665 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1666 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1667 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1668 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1669 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1670 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1671 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1672 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1673 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1674 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1675 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1676 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1677 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1678 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1679 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1680 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1681 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1682 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1683 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1684 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1685 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1686 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1687 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1688 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1689 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1690 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1691 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1692 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1693 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1694 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1695 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1696 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1697 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1698 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1699 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1701 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1704 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1705 * aclocal.m4: Regenerate.
1707 2010-04-02 Richard Guenther <rguenther@suse.de>
1709 PR tree-optimization/43629
1710 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1711 if we have seen a constant value.
1713 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1715 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1717 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1720 * arm.c (legitimize_tls_address): Adjust call to
1721 gen_tls_load_dot_plus_four.
1722 (arm_note_pic_base): New function.
1723 (arm_cannot_copy_insn_p): Use it.
1724 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1727 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1732 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1734 * Makefile.in ($(out_object_file)): Depend on
1735 gt-$(basename $(notdir $(out_file))).h.
1737 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1739 * config.gcc (lm32-*-rtems*): Add t-lm32.
1741 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1743 * config.gcc: Add lm32-*-rtems*.
1744 * config/lm32/rtems.h: New file.
1746 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1749 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1751 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1753 * dwarf2out.c (output_compilation_unit_header): For
1754 -gdwarf-4 use version 4 instead of version 3.
1755 (output_line_info): For version 4 and above emit additional
1756 maximum ops per insn header field.
1757 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1759 * dwarf2out.c (is_c_family, is_java): Remove.
1760 (lower_bound_default): New function.
1761 (add_bound_info, gen_descr_array_type_die): Use it.
1763 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1766 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1767 re-declaration when it happens in a function.
1769 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1771 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1772 (cgraph_remove_function_insertion_hook): Same.
1773 (cgraph_call_function_insertion_hooks): Same.
1775 2010-04-01 Richard Guenther <rguenther@suse.de>
1778 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1779 and TREE_THIS_VOLATILE.
1780 (copy_ref_info): Likewise.
1781 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1782 * tree.c (build6_stat): Ignore side-effects of all but arg5
1783 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1786 2010-04-01 Richard Guenther <rguenther@suse.de>
1788 PR tree-optimization/43607
1789 * ipa-type-escape.c (check_call): Do not access non-existing
1792 2010-04-01 Richard Guenther <rguenther@suse.de>
1796 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1797 Jack Howarth <howarth@bromo.med.uc.edu>
1799 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1802 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * doc/install.texi (Prerequisites): Document libelf usability on
1805 IRIX 5/6 and Solaris 2.
1806 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1807 Update GNU as, GNU ld requirements.
1808 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1809 Document Sun Studio compiler download.
1810 Update and simplify as, ld recommendations.
1811 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1813 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1815 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1816 with_tune_32 to pentium4.
1818 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1822 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1824 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1825 obsoletion, removal.
1827 Document GNU as requirement.
1828 Update configure requirements.
1829 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1830 Recomment IRIX 6.5.18+.
1831 Document IDF/IDL requirement.
1832 Document GNU as requirement.
1833 Document GNU ld bootstrap failure.
1834 Remove freeware.sgi.com reference.
1836 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1838 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1839 UNIX V4.0, V5.0 obsoletion, removal.
1840 Remove --with-gc=simple reference.
1841 Update VM requirements during bootstrap.
1842 Remove -oldas bootstrap description.
1843 Update binutils reference.
1844 Remove comparison failure note.
1846 2010-03-31 Richard Guenther <rguenther@suse.de>
1847 Zdenek Dvorak <ook@ucw.cz>
1848 Sebastian Pop <sebastian.pop@amd.com>
1851 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1852 with multiple arguments.
1853 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1855 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1857 * graphite-dependences.c (print_pddr): Call print_pdr with an
1859 * graphite-poly.c (debug_pdr): Add an extra argument for the
1862 (print_pbb_domain): Same.
1864 (print_scop_context): Same.
1866 (print_cloog): Same.
1867 (debug_pbb_domain): Same.
1871 (debug_scop_context): Same.
1873 (debug_cloog): Same.
1874 (print_scop_params): Same.
1875 (debug_scop_params): Same.
1876 (print_iteration_domain): Same.
1877 (print_iteration_domains): Same.
1878 (debug_iteration_domain): Same.
1879 (debug_iteration_domains): Same.
1880 (print_scattering_function): Same.
1881 (print_scattering_functions): Same.
1882 (debug_scattering_function): Same.
1883 (debug_scattering_functions): Same.
1884 * graphite-poly.h (debug_pdr): Update declaration.
1886 (print_pbb_domain): Same.
1888 (print_scop_context): Same.
1890 (print_cloog): Same.
1891 (debug_pbb_domain): Same.
1895 (debug_scop_context): Same.
1897 (debug_cloog): Same.
1898 (print_scop_params): Same.
1899 (debug_scop_params): Same.
1900 (print_iteration_domain): Same.
1901 (print_iteration_domains): Same.
1902 (debug_iteration_domain): Same.
1903 (debug_iteration_domains): Same.
1904 (print_scattering_function): Same.
1905 (print_scattering_functions): Same.
1906 (debug_scattering_function): Same.
1907 (debug_scattering_functions): Same.
1909 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1911 * graphite-poly.c (print_scattering_function_1): New.
1912 (print_scattering_function): Call it.
1913 (print_scop_params): Remove spaces at the end of lines.
1916 * graphite-poly.h (print_cloog): Declared.
1917 (debug_cloog): Declared.
1919 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1921 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1923 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1924 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1925 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1926 to switch between adding the IV bump in loop->latch or in loop->header.
1928 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1930 * graphite-poly.c (print_scattering_function): Pretty print following
1933 (print_pbb_domain): Same.
1934 (dump_gbb_cases): Same.
1935 (dump_gbb_conditions): Same.
1938 (print_scop_params): Same.
1939 (print_scop_context): Same.
1941 (print_pbb_body): New.
1942 (lst_indent_to): New.
1943 (print_lst): Start new lines with a #.
1944 * graphite-poly.h (pbb_bb): New.
1945 (pbb_index): Use pbb_bb.
1946 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1948 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1950 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1952 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1953 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1954 and 0 instead of 1 for dw_val_class_flag.
1955 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1956 dw_val_class_range_list, dw_val_class_loc_list,
1957 dw_val_class_lineptr and dw_val_class_macptr, use
1958 DW_FORM_flag_present for dw_val_class_flag and
1959 DW_FORM_exprloc for dw_val_class_loc.
1960 (output_die): For -gdwarf-4 print dw_val_class_loc
1961 size as uleb128 instead of 1 or 2 bytes and don't print
1962 anything for dw_val_class_flag.
1964 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1965 instead of cselib_lookup following by tweaking locs->setting_insn.
1968 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1969 even before returning from label, setjmp call or volatile asm
1972 2010-03-31 Richard Guenther <rguenther@suse.de>
1975 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1976 temporary data on stack.
1978 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1980 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1981 (PUSHSECTION_ASM_OP): Remove.
1982 (POPSECTION_ASM_OP): Remove.
1983 (PUSHSECTION_FORMAT): Remove.
1984 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1985 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1986 * config/sol2.c (solaris_output_init_fini): Use it.
1988 2010-03-31 Jie Zhang <jie@codesourcery.com>
1991 * opt-functions.awk (var_type_struct): Use signed char type
1992 for simple variables.
1994 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1996 * config/sol2.c: Include output.h.
1997 (solaris_assemble_visibility): New function.
1998 * config/t-sol2 (sol2.o): Add output.h dependency.
1999 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2000 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2003 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2006 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2007 V2SImode or XFmode on PRE_DEC.
2010 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2013 2010-03-31 Jie Zhang <jie@codesourcery.com>
2016 * reload.h (caller_save_initialized_p): Declare.
2017 * toplev.c (backend_init_target): Don't call
2018 init_caller_save but set caller_save_initialized_p to false.
2019 * caller-save.c (caller_save_initialized_p): Define.
2020 (init_caller_save): Check caller_save_initialized_p.
2021 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2023 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2026 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2027 and soft-fp/t-softfp to tmake_file.
2028 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2029 (LIBGCC2_TF_CEXT): Define.
2032 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2035 * cselib.c (n_useless_values): Document handling of debug locs.
2036 (n_useless_debug_values, n_debug_values): New variables.
2037 (new_elt_loc_list): Don't add to debug values, keep count.
2038 (promote_debug_loc): New.
2039 (cselib_reset_table): Zero new variables.
2040 (entry_and_rtx_equal_p): Promote debug locs.
2041 (discard_useless_locs): Increment n_useless_debug_values for
2043 (remove_useless_values): Adjust n_useless_values and n_debug_values
2044 with n_useless_debug_values.
2045 (add_mem_for_addr): Promote debug locs.
2046 (cselib_lookup_mem): Likewise.
2047 (cselib_lookup_addr): Renamed to...
2048 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2049 (cselib_log_lookup): ... this. Turn into...
2050 (cselib_lookup_addr): ... new wrapper.
2051 (cselib_lookup_from_insn): New.
2052 (cselib_invalidate_regno): Increment n_useless_debug_values for
2054 (cselib_invalidate_mem): Likewise.
2055 (cselib_process_insn): Take n_deleted and n_debug_values into
2056 account to guard remove_useless_value call.
2057 (cselib_finish): Zero n_useless_debug_values.
2058 * cselib.h (cselib_lookup_from_insn): Declare.
2059 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2060 (sched_analyze_2): Likewise.
2062 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2064 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2066 (adjust_mems): Replace narrowing SUBREG of expression containing
2067 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2068 with operations in the narrower mode.
2071 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2072 regs_invalidated_by_call instead all call_used_reg_set registers.
2074 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2077 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2078 pointer comparisons with types_compatible_p.
2079 * tree-vect-stmts.c (vectorizable_call): Same.
2080 (vectorizable_condition): Same.
2082 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2084 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2085 stack check if the mask would be zero.
2087 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2088 Jack Howarth <howarth@bromo.med.uc.edu>
2090 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2093 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2096 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2098 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2099 Include ___unordxf2 and ___unordtf2.
2100 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2103 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2105 * config/lm32/t-lm32: New file.
2106 * config.gcc: Use the above file when targetting lm32.
2108 2010-03-28 Duncan Sands <baldrick@free.fr>
2110 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2112 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2115 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2116 Improve vectorization cost model diagnostic.
2118 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2121 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2122 compute_data_dependences_for_loop returns false, early exit
2123 and output an extra diagnostic for the failed data reference
2126 2010-03-29 Richard Guenther <rguenther@suse.de>
2128 PR tree-optimization/43560
2129 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2130 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2132 2010-03-29 Jie Zhang <jie@codesourcery.com>
2135 * toplev.c (process_options): Set optimization_default_node
2136 and optimization_current_node.
2137 * opts.c (decode_options): Don't set optimization_default_node
2138 and optimization_current_node.
2140 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2142 * config/rtems.h: Abandon -qrtems_debug.
2144 2010-03-28 Jan Hubicka <jh@suse.cz>
2146 PR tree-optimization/43505
2147 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2148 map should not be copied.
2150 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2153 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2154 cdtors, set DECL_PRESERVE_P.
2155 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2158 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2160 PR tree-optimization/43528
2161 * stor-layout.c (place_field): Check that constant fits into
2162 unsigned HWI when skipping calculation of MS bitfield layout.
2164 2010-03-27 Jan Hubicka <jh@suse.cz>
2167 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2168 notice_global_symbol work.
2170 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2172 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2173 instead of dwarf2out_decl.
2174 (struct var_loc_node): Remove section_label field.
2175 (dwarf2out_function_decl): New function.
2176 (dwarf2out_var_location): Don't set section_label field.
2177 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2179 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2181 PR tree-optimization/43544
2182 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2183 First argument for builtin vectorized function hook is now a
2184 tree to be able to distinguish between machine specific and
2186 * targhooks.c (default_builtin_vectorized_function): Ditto.
2187 * targhooks.h (default_builtin_vectorized_function): Ditto.
2188 * target.h (struct gcc_target): Ditto.
2189 * tree-vect-stmts.c (vectorizable_function): Ditto.
2190 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2191 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2194 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2197 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2198 nested binding iff it is a FUNCTION_DECL.
2199 (store_parm_decls_newstyle): Pass nested=true to bind for
2200 FUNCTION_DECLs amongst parameters.
2202 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2204 * var-tracking.c (vt_expand_loc_callback): Don't run
2205 cselib_expand_value_rtx_cb in dummy mode if
2206 cselib_dummy_expand_value_rtx_cb returned false.
2208 * var-tracking.c (emit_note_insn_var_location): For one part
2209 notes with offset 0, don't add EXPR_LIST around the location.
2210 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2211 add_location_or_const_value_attribute): Adjust for that change.
2214 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2215 into first operand and location into second.
2216 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2217 dw_cfi_oprnd_loc for DW_CFA_expression.
2218 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2219 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2220 assume first argument is regnum and second argument is location.
2222 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2225 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2226 of scratch register to DImode. Split to DImode comparison operator.
2227 Use SImode subreg of scratch register in the multiplication.
2228 (*cmp_sadd_sidi): Ditto.
2229 (*cmp_ssub_si): Ditto.
2230 (*cmp_ssub_sidi): Ditto.
2232 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2235 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2236 Remove invalid assert and wrong comment.
2238 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2241 * flags.h (final_insns_dump_p): New extern.
2242 * final.c (final_insns_dump_p): New variable.
2243 (rest_of_clean_state): Set it before -fdump-final-insns=
2244 dumping, clear afterwards.
2245 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2246 MEM_ALIAS_SET on MEMs.
2248 2010-03-26 David S. Miller <davem@davemloft.net>
2250 * configure.ac: Fix sparc GOTDATA_OP bug check.
2251 * configure: Rebuild.
2253 2010-03-26 Alan Modra <amodra@gmail.com>
2255 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2257 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2259 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2260 TLS_SECTION_ASM_FLAG.
2262 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2265 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2266 Clear first_function_block_is_cold.
2269 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2270 argument if the argument is truth_value_p.
2272 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2274 * config/rs6000/constraints.md: Update copyright year for my changes.
2277 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2278 used in reg+reg addressing, swap registers.
2280 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2283 * target.h (struct gcc_target): Add code_end hook.
2284 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2286 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2287 * toplev.c (compile_file): Call targetm.asm_out.code_end
2288 hook before unwind info/debug info output.
2289 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2290 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2291 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2292 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2293 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2294 * config/i386/i386.c (ix86_file_end): Renamed to...
2295 (ix86_code_end): ... this. Make static. Don't call
2296 file_end_indicate_exec_stack. Emit unwind info using
2297 final_start_function/final_end_function.
2298 (darwin_x86_file_end): Remove.
2299 (TARGET_ASM_CODE_END): Define.
2300 * config/i386/i386.h (TARGET_ASM_FILE_END,
2301 NEED_INDICATE_EXEC_STACK): Don't define.
2302 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2303 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2304 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2305 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2308 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2309 at the beginning and final_end_function at the end.
2310 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2312 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2314 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2315 and Sun as TLS syntax.
2316 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2317 * configure: Regenerate.
2318 * config.in: Regenerate.
2319 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2320 (default_elf_asm_named_section): Use it.
2321 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2322 (i386_output_dwarf_dtprel): Likewise.
2323 (output_addr_const_extra): Likewise.
2324 (output_pic_addr_const): Lowercase @GOTTPOFF.
2325 (output_addr_const_extra): Likewise.
2326 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2327 (output_addr_const_extra): Likewise.
2328 (output_pic_addr_const): Lowercase @INDNTPOFF.
2329 (output_addr_const_extra): Likewise.
2330 (output_pic_addr_const): Lowercase @NTPOFF.
2331 (output_addr_const_extra): Likewise.
2332 (output_pic_addr_const): Lowercase @TPOFF.
2333 (output_addr_const_extra): Likewise.
2334 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2335 (*tls_global_dynamic_64): Likewise.
2336 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2337 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2339 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2340 (ASM_OUTPUT_TLS_COMMON): Use it.
2341 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2344 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2345 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2346 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2347 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2348 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2349 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2351 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2353 * config/i386/i386.c (override_options): Don't accept
2354 -mtls-dialect=sun any longer.
2355 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2356 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2357 (*tls_local_dynamic_base_32_sun): Likewise.
2358 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2360 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2363 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2364 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2367 * ira.c (adjust_cleared_regs): New function.
2368 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2372 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2374 * expr.c (expand_expr_real): Restore previous
2375 curr_insn_source_location and curr_insn_block after
2376 expand_expr_real_1 call.
2377 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2378 instead of expand_expr_real_1.
2380 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2382 PR rtl-optimization/43413
2383 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2386 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2389 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2390 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2392 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2394 * config/i386/i386.c (ix86_target_string): Add -mfma.
2395 Fix a typo in comment.
2397 2010-03-22 Mike Stump <mikestump@comcast.net>
2400 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2401 Don't overly align based upon packed packed fields.
2403 2010-03-22 Jason Merrill <jason@redhat.com>
2405 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2406 Use () rather than [], and move before the element type.
2408 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2410 * doc/configfiles.texi (Configuration Files): Removed
2411 fixinc/Makefile*, intl/Makefile.*.
2412 * doc/makefile.texi: Fixed markup. Abstract from version
2413 control system used.
2414 (Makefile): Removed obsolete gcc/java/parse.y example.
2415 * doc/sourcebuild.texi: Likewise.
2416 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2417 libgomp, libssp. Removed fastjar.
2418 (Miscellaneous Docs): Clarify location.
2419 Added COPYING3, COPYING3.LIB.
2420 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2422 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2425 * config/i386/i386.c (x86_function_profiler)
2426 [!NO_PROFILE_COUNTERS]: Fix typo.
2427 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2430 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2431 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2433 * doc/sourcebuild.texi (Test Directives): Split into six
2434 subsections, with most of the current text in new subsections
2435 Directives, Selectors, and Final Actions.
2436 (Directives): Split list of test directives into multiple
2438 (Selectors): Describe use and syntax of selectors.
2439 (Effective-Target Keywords): Describe all existing keywords.
2440 (Add Options): Describe features for dg-add-options.
2441 (Require Support): Describe variants of dg-require-support.
2442 (Final Actions): Describe commands to use in dg-final.
2444 2010-03-22 Michael Matz <matz@suse.de>
2447 * recog.c (validate_replace_rtx_group): Replace also in
2448 REG_EQUAL and REG_EQUIV notes.
2450 2010-03-22 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/43390
2453 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2454 sure vector extracts are type correct.
2456 2010-03-22 Richard Guenther <rguenther@suse.de>
2459 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2460 x * sqrt (x) even when optimizing for size if the target
2461 has native support for sqrt.
2463 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2465 * varasm.c (make_decl_rtl_for_debug): Also clear
2466 flag_mudflap for the duration of make_decl_rtl call.
2469 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2470 locs from preserved VALUEs.
2472 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2475 * pa.md (movmemsi): Set align to one if zero.
2476 (movmemdi): Likewise.
2478 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2481 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2482 with their corresponding prologue pushes.
2484 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2487 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2488 at the begining or end.
2489 (spu_expand_epilogue): Likewise.
2491 2010-03-20 Richard Guenther <rguenther@suse.de>
2493 PR rtl-optimization/43438
2494 * combine.c (make_extraction): Properly zero-/sign-extend an
2495 extraction of the low part of a CONST_INT. Also handle
2498 2010-03-19 Mike Stump <mikestump@comcast.net>
2500 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2501 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2502 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2504 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2507 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2510 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2512 PR rtl-optimization/42258
2513 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2514 use that may match DEF.
2517 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2518 the cost of loading the constant rather than assuming
2520 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2521 outer code is AND, do the same tests as the andsi3 expander and
2522 return COSTS_N_INSNS (1) if and is cheap.
2524 * optabs.c (avoid_expensive_constant): Fix formatting.
2526 2010-03-19 Michael Matz <matz@suse.de>
2529 * attribs.c (decl_attributes): When rebuilding a function pointer
2530 type use the same qualifiers as the original pointer type.
2532 2010-03-19 Martin Jambor <mjambor@suse.cz>
2534 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2535 and is_gimple_ip_invariant_address.
2537 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2540 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2542 * config/arm/arm.c (arm_override_options): Turn off
2543 flag_dwarf2_cfi_asm for AAPCS variants.
2545 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2548 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2549 Use PRE_MODIFY instead of PRE_DEC.
2550 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2551 (vfp_emit_fstmd): Likewise.
2553 2010-03-19 Michael Matz <matz@suse.de>
2556 * builtins.c (expand_builtin_interclass_mathfn,
2557 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2560 2010-03-19 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/43415
2563 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2564 (phi_translate_1): ... this.
2565 (phi_translate): Move all caching here. Cache all NARY
2566 and REFERENCE translations.
2568 2010-03-19 David S. Miller <davem@davemloft.net>
2570 With help from Eric Botcazou.
2571 * config/sparc/sparc.c: Include dwarf2out.h.
2572 (emit_pic_helper): Delete.
2573 (pic_helper_symbol_name): Delete.
2574 (pic_helper_emitted_p): Delete.
2575 (pic_helper_needed): New.
2576 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2577 (get_pc_thunk_name): New.
2578 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2579 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2580 Set pic_helper_needed to true. Don't call emit_pic_helper.
2581 (sparc_expand_prologue): Update load_pic_register call.
2582 (sparc_output_mi_thunk): Likewise.
2583 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2584 thunk if possible. Output CFI information as needed.
2586 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2587 Jack Howarth <howarth@bromo.med.uc.edu>
2590 * config/i386/i386.h: Fix ABI on darwin x86-32.
2592 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2594 * tree.h: Declare make_decl_rtl_for_debug.
2595 * varasm.c (make_decl_rtl_for_debug): New.
2596 * dwarf2out.c (rtl_for_decl_location): Call it.
2597 * cfgexpand.c (expand_debug_expr): Call it.
2599 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2602 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2606 * var-tracking.c (vt_init_cfa_base): Do nothing if
2607 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2609 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2612 * var-tracking.c (canonicalize_vars_star): New.
2613 (dataflow_post_merge_adjust): Use it.
2615 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2618 * var-tracking.c (non_suitable_const): New function.
2619 (add_uses): For DEBUG_INSNs with constants, don't record any
2620 value, instead just the constant value itself.
2621 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2622 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2623 (emit_notes_in_bb): Likewise.
2624 (emit_note_insn_var_location): For onepart variables if
2625 cur_loc is a VOIDmode constant, use DECL_MODE.
2627 2010-03-18 Martin Jambor <mjambor@suse.cz>
2630 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2631 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2632 all non-clones. Moved call redirection...
2633 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2634 (cgraph_materialize_all_clones): Dispose of all
2635 combined_args_to_skip bitmaps.
2636 (verify_cgraph_node): Do not check for edges pointing to wrong
2637 nodes in inline clones.
2638 * tree-inline.c (copy_bb): Call
2639 cgraph_redirect_edge_call_stmt_to_callee.
2640 * ipa.c (cgraph_remove_unreachable_nodes): Call
2641 cgraph_node_remove_callees even when there are used clones.
2643 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2645 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2647 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2650 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2653 2010-03-18 Michael Matz <matz@suse.de>
2656 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2657 into sqrt(x) if we need to preserve signed zeros.
2659 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2660 Eric Botcazou <ebotcazou@adacore.com>
2662 PR rtl-optimization/43360
2663 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2664 note if we don't know its invariant status.
2666 2010-03-18 Michael Matz <matz@suse.de>
2668 PR tree-optimization/43402
2669 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2670 PHI chains of ssa names registered for update.
2672 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2675 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2676 non-offsettable and pre_modify update addressing.
2677 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2678 and "2" alternatives "#".
2679 (*movdd_softfloat32): Make all alternatives "#";
2680 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2681 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2682 (*movdf_softfloat32): Make all alternatives "#";
2683 (movdi): Use the new DIFD mode iterator to create a common splitter
2684 for movdi, movdf and movdd patterns.
2686 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2688 * common.opt (dumpdir): Remove redundant tab.
2690 2010-03-17 Martin Jambor <mjambor@suse.cz>
2692 PR tree-optimization/43347
2693 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2694 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2696 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2698 PR rtl-optimization/42216
2699 * regrename.c (create_new_chain): New function, broken out from...
2700 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2701 appending a use to an empty chain.
2702 (build_def_use): Remove previous changes that convert OP_INOUT to
2703 OP_OUT operands; instead detect the case where an OP_INOUT operand
2704 uses a previously untracked register and create an empty chain for it.
2706 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2708 * doc/extend.texi (Function Attributes): Rewrite unfinished
2709 sentence in ms_abi documentation.
2711 2010-03-17 Alan Modra <amodra@gmail.com>
2713 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2714 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2715 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2716 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2718 2010-03-16 Richard Henderson <rth@redhat.com>
2721 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2722 (lower_try_finally): Save and restore eh_seq around the expansion
2725 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2727 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2728 statements before splitting block.
2730 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2732 * doc/sourcebuild.texi (Testsuites): Fix markup.
2733 Use pathnames relative to gcc/testsuite.
2734 (Test Directives): Move description of how timeout is determined.
2735 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2736 (C Tests): Correct gcc.misc-tests directory.
2737 Framework tests now live in gcc.test-framework.
2739 2010-03-16 Richard Guenther <rguenther@suse.de>
2742 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2743 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2745 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2746 Alexandre Oliva <aoliva@redhat.com>
2748 PR tree-optimization/42917
2749 * lambda-code.c (remove_iv): Skip debug statements.
2750 (lambda_loopnest_to_gcc_loopnest): Likewise.
2751 (not_interesting_stmt): Debug statements are not interesting.
2753 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2757 * cselib.c (cselib_preserve_constants,
2758 cfa_base_preserved_val): New static variables.
2759 (preserve_only_constants): New function.
2760 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2761 clear its REG_VALUES. If cselib_preserve_constants, don't
2762 empty the whole hash table, but preserve there VALUEs with constants,
2763 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2764 (cselib_preserve_cfa_base_value): New function.
2765 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2766 (cselib_init): Change argument to int bitfield. Set
2767 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2769 (cselib_finish): Clear cselib_preserve_constants and
2770 cfa_base_preserved_val.
2771 * cselib.h (enum cselib_record_what): New enum.
2772 (cselib_init): Change argument to int.
2773 (cselib_preserve_cfa_base_value): New prototype.
2774 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2775 * dse.c (dse_step1): Likewise.
2776 * cfgcleanup.c (thread_jump): Likewise.
2777 * sched-deps.c (sched_analyze): Likewise.
2778 * gcse.c (local_cprop_pass): Likewise.
2779 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2780 If FN is non-NULL, call the callback always and whenever it returns
2781 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2782 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2783 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2784 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2785 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2786 * var-tracking.c: Include recog.h.
2787 (bb_stack_adjust_offset): Remove.
2788 (vt_stack_adjustments): Don't call it, instead just gather the
2789 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2790 (adjust_stack_reference): Remove.
2791 (compute_cfa_pointer): New function.
2792 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2793 (struct adjust_mem_data): New type.
2794 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2796 (get_address_mode): New function.
2797 (replace_expr_with_values): Use it.
2798 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2799 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2800 (adjust_sets): Remove.
2801 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2802 Use get_address_mode.
2803 (get_adjusted_src): Remove.
2804 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2805 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2806 (add_with_sets): Don't call adjust_sets.
2807 (fp_setter, vt_init_cfa_base): New functions.
2808 (vt_initialize): Change return type to bool. Move most of pool etc.
2809 initialization to the beginning of the function from end. Pass
2810 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2811 If !frame_pointer_needed, call vt_stack_adjustment before mos
2812 vector is filled, call vt_init_cfa_base if argp/framep has been
2813 eliminated to sp. If frame_pointer_needed and argp/framep has
2814 been eliminated to hard frame pointer, set
2815 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2816 encountering fp setter in the prologue. For MO_ADJUST, call
2817 log_op_type before pusing the op into mos vector, not afterwards.
2818 Call adjust_insn before cselib_process_insn/add_with_sets,
2819 call cancel_changes (0) afterwards.
2820 (variable_tracking_main_1): Adjust for vt_initialize calling
2821 vt_stack_adjustments and returning whether it succeeded or not.
2823 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2825 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2828 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2830 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2832 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2833 drap_reg has not been set.
2835 2010-03-15 Michael Matz <matz@suse.de>
2838 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2839 use it to expand block copies.
2840 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2841 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2842 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2844 2010-03-15 Richard Guenther <rguenther@suse.de>
2846 PR tree-optimization/43367
2847 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2850 2010-03-15 Richard Guenther <rguenther@suse.de>
2852 PR tree-optimization/43317
2853 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2855 2010-03-15 Martin Jambor <mjambor@suse.cz>
2857 PR tree-optimization/43141
2858 * tree-sra.c (create_abstract_origin): New function.
2859 (modify_function): Call create_abstract_origin.
2861 2010-03-15 Chris Demetriou <cgd@google.com>
2863 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2866 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2869 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2870 call insert_out_of_ssa_copy for default definitions.
2872 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2874 * graphite-clast-to-gimple.c (my_long_long): Defined.
2875 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2876 * graphite-sese-to-poly.c (my_long_long): Defined.
2877 (scop_ivs_can_be_represented): Use it.
2879 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2881 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2882 graphite-max-bbs-per-function, and loop-block-tile-size.
2883 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2885 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2887 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2889 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2890 forward declaration.
2891 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2892 (add_upper_bounds_from_estimated_nit): New.
2893 (build_loop_iteration_domains): Use it.
2895 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2897 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2899 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2902 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2903 should be an INTEGER_CST. Also handle CASE_CONVERT.
2905 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2907 * graphite.c (graphite_initialize): To bound the number of bbs per
2908 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2909 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2910 * doc/invoke.texi: Document it.
2912 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2914 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2915 * graphite-sese-to-poly.h (build_poly_scop): Same.
2917 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2919 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2920 the number of parameters in the scop. Use as an upper bound
2921 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2922 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2923 * doc/invoke.texi: Document it.
2925 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2927 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2928 * doc/c-tree.texi: Remove.
2929 * doc/generic.texi: Merge c-tree.texi here.
2930 * doc/gccint.texi (Trees): Remove menu entry.
2931 (c-tree.texi): Remove @include.
2932 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2933 * doc/languages.texi (Reading RTL): Ditto.
2935 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2938 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2940 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2943 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2944 code added to work around reload clobbering CONST insns.
2946 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2948 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2949 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2950 (cselib_preserve_only_values): Remove retain argument, don't
2951 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2952 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2953 * var-tracking.c (micro_operation): Move insn field before union.
2954 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2955 (struct variable_tracking_info_def): Remove n_mos field, change
2956 mos into a vector of micro_operations.
2957 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2958 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2959 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2960 changing into a vector.
2961 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2962 come before all other uops generated by add_stores.
2963 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2965 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2966 a vector. Run just one pass over the bbs instead of separate counting
2967 and computation phase.
2968 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2971 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2972 into *nonlocalized_list vector.
2973 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2974 even if origin is non-NULL.
2975 (gen_variable_die): Likewise.
2976 (process_scope_var): Don't change origin.
2977 (gen_decl_die): Likewise.
2978 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2979 before adding new edges instead of after it, fix moving over
2982 2010-03-11 David S. Miller <davem@davemloft.net>
2984 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2986 * configure: Rebuild.
2988 2010-03-11 Martin Jambor <mjambor@suse.cz>
2990 PR tree-optimization/43257
2991 * tree.c (assign_assembler_name_if_neeeded): New function.
2992 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2994 * tree.h (assign_assembler_name_if_neeeded): Declare.
2995 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
2996 the function if needed.
2998 2010-03-11 Chris Demetriou <cgd@google.com>
3000 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3001 include/stdint-gcc.h, and include/stdint.h world-readable.
3003 2010-03-11 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/43255
3006 * tree-vrp.c (process_assert_insertions_for): Do not insert
3007 asserts for trivial conditions.
3009 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3011 PR tree-optimization/43280
3012 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3013 generation. Move calculation of size out of the if branch.
3014 (find_bswap): Modify compare number generation.
3016 2010-03-11 Richard Guenther <rguenther@suse.de>
3019 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3020 (input_gimple_stmt): Fixup handled component types during
3021 operand read. Also fix up decls in ADDR_EXPRs.
3023 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3025 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3026 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3028 2010-03-10 Jan Hubicka <jh@suse.cz>
3031 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3032 * varasm.c (get_variable_section): Don't do that here...
3033 (make_decl_rtl): ... and here.
3034 (do_assemble_alias): Produce decl RTL.
3035 (assemble_alias): Likewise.
3037 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3040 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3041 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3043 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3044 (based_loc_descr): Only express drap or vdrap regno based expressions
3045 using DW_OP_fbreg when not optimizing.
3046 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3047 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3048 REG_CFA_SET_VDRAP note.
3050 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3052 PR tree-optimization/43236
3053 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3054 error in calculation of base address in reverse iteration case.
3055 (generate_builtin): Take number of latch executions if the statement
3058 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3061 * tree-eh.c: Include pointer-set.h.
3062 (lower_eh_dispatch): Filter out duplicate case labels and
3063 remove the unneeded edge when the label is unused. Return
3064 true when some edges are removed.
3065 (execute_lower_eh_dispatch): When any lowering resulted in
3066 removing an edge, also delete unreachable blocks.
3068 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3071 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3072 UNSPEC_MACHOPIC_OFFSET.
3074 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3077 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3078 (m68k_delegitimize_address): New function.
3080 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3083 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3086 * var-tracking.c (adjust_sets): New function.
3087 (count_with_sets, add_with_sets): Use it.
3088 (get_adjusted_src): New inline function.
3089 (add_stores): Use it.
3092 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3093 call cselib_dummy_expand_value_rtx_cb instead of
3094 cselib_expand_value_rtx_cb.
3097 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3098 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3099 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3100 and .cfi_endproc around the pic thunks.
3101 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3102 all queued unwind info register saves are saved before the call.
3103 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3104 considered as sp-=4 for unwind info and the pop as sp+=4 which
3105 also clobbers dest, but doesn't actually restore it.
3108 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3109 RTX_FRAME_RELATED_P.
3111 2010-03-09 Jie Zhang <jie@codesourcery.com>
3113 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3114 whitespaces in output template.
3116 2010-03-09 Jie Zhang <jie@codesourcery.com>
3118 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3121 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3123 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3124 builtins.exp in a separate job.
3126 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3128 * graphite-sese-to-poly.c (add_param_constraints): Use
3129 lower_bound_in_type and upper_bound_in_type.
3131 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3133 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3134 instead of unsigned_type_node.
3136 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3137 Reza Yazdani <reza.yazdani@amd.com>
3140 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3141 on pointer type parameters.
3143 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3147 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3148 handle conversions from pointer to integers.
3149 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3150 induction variable, to be able to work with code generated by CLooG.
3151 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3152 (build_poly_scop): Bail out if we cannot codegen a loop.
3154 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3156 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3157 code generation with gloog_error.
3159 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3161 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3162 Call fold_convert on all the returned values.
3163 (expand_scalar_variables_expr): Pass to
3164 expand_scalar_variables_ssa_name the type of the resulting expression.
3166 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3168 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3169 ppl_min_for_le_pointset.
3170 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3171 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3173 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3175 * graphite-dependences.c (map_into_dep_poly): Removed.
3176 (dependence_polyhedron_1): Use combine_context_id_scat.
3178 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3180 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3181 (struct poly_bb): Same.
3182 (combine_context_id_scat): New.
3184 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3187 * sese.c (name_defined_in_loop_p): Return false for default
3190 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3192 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3193 and clean up the logic.
3195 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3197 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3200 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3202 * var-tracking.c (remove_cselib_value_chains): Define only for
3204 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3205 delete_slot_part, emit_notes_for_differences_1): Don't call
3206 remove_cselib_value_chains here.
3207 (set_slot_part, emit_notes_for_differences_2): Don't call
3208 add_cselib_value_chains here.
3209 (preserved_values): New vector.
3210 (preserve_value): New function.
3211 (add_uses, add_stores, vt_add_function_parameters): Use it
3212 instead of cselib_preserve_value.
3213 (changed_values_stack): New vector.
3214 (check_changed_vars_0): New function.
3215 (check_changed_vars_1, check_changed_vars_2): Use it.
3216 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3217 changed_values_stack VALUEs.
3218 (vt_emit_notes): For all preserved_values call
3219 add_cselib_value_chains. If ENABLE_CHECKING call
3220 remove_cselib_value_chains before verifying value_chains is empty.
3221 Initialize and free changed_values_stack.
3222 (vt_initialize): Initialize preserved_values.
3223 (vt_finalize): Free preserved_values.
3225 2010-03-08 Richard Guenther <rguenther@suse.de>
3227 PR tree-optimization/43269
3228 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3231 2010-03-08 Martin Jambor <mjambor@suse.cz>
3233 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3234 (ipa_is_param_called): Removed.
3235 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3236 (ipa_print_node_params): Do not print the called flag.
3237 (ipa_write_node_info): Do not stream the called flag.
3238 (ipa_read_node_info): Likewise.
3240 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3243 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3244 * cselib.c (struct expand_value_data): Add dummy field.
3245 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3247 (cselib_dummy_expand_value_rtx_cb): New function.
3248 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3250 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3251 * var-tracking.c: Include pointer-set.h.
3252 (variable): Change n_var_parts to char from int. Add
3253 cur_loc_changed and in_changed_variables fields.
3254 (variable_canonicalize): Remove.
3255 (shared_var_p): New inline function.
3256 (unshare_variable): Maintain cur_loc_changed and
3257 in_changed_variables fields. If var was in changed_variables,
3258 replace it there with new_var. Just copy cur_loc instead of
3259 resetting it to something else.
3260 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3261 (dataflow_set_union): Don't call variable_canonicalize.
3262 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3263 of their DEBUG_EXPR_TREE_DECLs.
3264 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3265 and in_changed_variables and cur_loc_changed is false.
3266 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3267 and cur_loc_changed. Don't update cur_loc here.
3268 (variable_merge_over_src): Don't call variable_canonicalize.
3269 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3270 removing loc that is equal to cur_loc, clear cur_loc,
3271 set cur_loc_changed and ensure variable_was_changed is called.
3272 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3273 compare pointers in cur_loc check, if it is equal to loc,
3274 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3275 (variable_different_p): Remove compare_current_location argument,
3276 don't compare cur_loc.
3277 (dataflow_set_different_1): Adjust variable_different_p caller.
3278 (variable_was_changed): If dv had some var in changed_variables
3279 already, reset in_changed_variables flag for it and propagate
3280 cur_loc_changed over to the new variable. On empty var
3281 always set cur_loc_changed. Set in_changed_variables on whatever
3282 var is added to changed_variables.
3283 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3284 Use shared_var_p. When removing loc that is equal to cur_loc,
3285 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3286 end, don't set it to something else, just call variable_was_changed.
3287 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3288 loc being removed, clear cur_loc and set cur_loc_changed.
3289 Set cur_loc_changed if all locations have been removed.
3290 (struct expand_loc_callback_data): New type.
3291 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3292 allocated. Always create SUBREGs if simplify_subreg failed.
3293 Prefer to use cur_loc, when that fails and still in
3294 changed_variables (and seen first time) recompute it. Set
3295 cur_loc_changed of variables which had to change cur_loc and
3296 compute elcd->cur_loc_changed if any of the subexpressions used
3297 had to change cur_loc.
3298 (vt_expand_loc): Adjust to pass arguments in
3299 expand_loc_callback_data structure.
3300 (vt_expand_loc_dummy): New function.
3301 (emitted_notes): New variable.
3302 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3303 that weren't used for any other decl in current
3304 emit_notes_for_changes call call vt_expand_loc_dummy to update
3305 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3306 first loc_chain location if NULL before. Always use just
3307 cur_loc instead of first loc_chain location. When cur_loc_changed
3308 is false, when not --enable-checking=rtl just don't emit any note.
3309 When rtl checking, compute the note and assert it is the same
3310 as previous note. Clear cur_loc_changed and in_changed_variables
3311 at the end before removing from changed_variables.
3312 (check_changed_vars_3): New function.
3313 (emit_notes_for_changes): Traverse changed_vars to call
3314 check_changed_vars_3 on each changed var.
3315 (emit_notes_for_differences_1): Clear cur_loc_changed and
3316 in_changed_variables. Recompute cur_loc of new_var.
3317 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3318 (vt_emit_notes): Initialize and destroy emitted_notes.
3320 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3322 PR rtl-optimization/42220
3323 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3324 Use verify_reg_tracked to determine if we should use OP_OUT rather
3326 (build_def_use): If we see an in-out operand for a register that we
3327 know nothing about, treat is an output if possible, fail the block if
3330 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3333 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3336 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3339 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3340 uses of relevant DEFs that are dead outside the loop too.
3342 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3344 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3346 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3348 * var-tracking.c (values_to_unmark): New variable.
3349 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3350 values_to_unmark vector. Moved body to...
3351 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3352 instead queue it into values_to_unmark vector.
3353 (vt_find_locations): Free values_to_unmark vector.
3355 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3357 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3358 (site.exp): Export them when plugins are enabled.
3360 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3363 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3365 (chrec_fold_multiply): Same.
3367 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3370 * c-decl.c (build_compound_literal): Return early if init is
3373 2010-03-04 Martin Jambor <mjambor@suse.cz>
3375 PR tree-optimization/43164
3376 PR tree-optimization/43191
3377 * tree-sra.c (type_consists_of_records_p): Reject records with
3378 zero-size bit-fields at the end.
3380 2010-03-04 Mike Stump <mikestump@comcast.net>
3382 * Makefile.in (TAGS): Remove *.y.
3384 2010-03-04 Richard Guenther <rguenther@suse.de>
3386 PR tree-optimization/40761
3387 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3389 (my_rev_post_order_compute): New function.
3390 (init_pre): Call it.
3392 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3395 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3396 decrease the cost of an IV candidate when the cost is infinite.
3398 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3400 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3401 Use '3DNow!' for the extension of that name, ensure normal space
3403 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3405 2010-03-03 Jeff Law <law@redhat.com>
3407 * PR middle-end/32693
3408 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3409 than gen_rtx_SUBREG.
3410 (extract_bit_field_1): Likewise.
3412 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3414 * doc/sourcebuild.texi (Test directives): Document that arguments
3415 include-opts and exclude-opts are now optional for dg-skip-if,
3416 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3418 2010-03-03 Jason Merrill <jason@redhat.com>
3421 * cgraph.h (varpool_node): Add extra_name field.
3422 * varpool.c (varpool_extra_name_alias): New.
3423 (varpool_assemble_decl): Emit extra name aliases.
3424 (varpool_mark_needed_node): Look past an extra name alias.
3425 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3426 * lto-streamer-in.c (lto_input_tree): Read it.
3427 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3429 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3431 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3432 (sparc*-*-solaris2*): ...this.
3434 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3437 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3438 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3439 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3440 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.