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.
3443 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3444 fallthrough to default handling, just with want_address 0 instead of 2.
3445 For single element lists, add_AT_loc directly, otherwise create an
3446 artificial variable DIE and stick location list to it.
3449 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3450 (VAL_EXPR_HAS_REVERSE): Define.
3451 (reverse_op): New function.
3452 (add_stores): For reversible operations add an extra MO_VAL_USE.
3454 2010-03-02 Jason Merrill <jason@redhat.com>
3456 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3458 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3460 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3461 (sparc64-*-linux*): Likewise.
3462 (sparc64-*-solaris2*): Include assembler files before linker ones.
3463 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3464 * config/sparc/gas.h: Delete.
3465 * config/sparc/sol2-64.h: Add copyright notice.
3466 * config/sparc/sol2-gas-bi.h: Likewise.
3467 * config/sparc/sol2-gld.h: Likewise.
3468 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3469 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3470 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3471 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3472 (sparc_elf_asm_named_section): Rename into...
3473 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3475 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3477 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3479 2010-03-02 Jeff Law <law@redhat.com>
3482 * reload1.c (rtx_p, substitute_stack): Declare.
3483 (substitute): Record addresses of changed rtxs.
3484 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3485 Restore the original rtx when complete.
3486 (reload): Free subsitute_stack when complete.
3488 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3490 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3491 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3493 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3494 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3495 Torture Tests): Change from subsection to section.
3497 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3498 Steven Bosscher <steven@gcc.gnu.org>
3500 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3503 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3506 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3507 the assignment from the new induction variable to the assignment
3508 of the value from the original loop PHI function.
3510 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3511 Daniel Jacobowitz <dan@codesourcery.com>
3513 * doc/sourcebuild.texi (Test directives): Clarify options to
3516 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3518 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3519 Disable cfi directives unless GCC and gas agree on using read-only
3520 .eh_frame sections for 64-bit.
3521 * configure: Regenerate.
3523 2010-03-01 Richard Guenther <rguenther@suse.de>
3525 PR tree-optimization/43220
3526 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3527 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3529 2010-03-01 Richard Guenther <rguenther@suse.de>
3530 Martin Jambor <mjambor@suse.cz>
3533 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3534 gimplified parameters.
3536 2010-03-01 Christian Bruel <christian.bruel@st.com>
3538 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3540 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3542 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3544 2010-03-01 Richard Guenther <rguenther@suse.de>
3547 * expr.c (expand_assignment): Use the alias-oracle to tell
3548 if the rhs aliases the result decl.
3550 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3553 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3554 to sol_gt_pch_get_address.
3555 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3556 64-bit, SPARC and x86.
3557 (sol_gt_pch_get_address): New function.
3559 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3561 * toplev.h (inform_n, error_n): Declare.
3562 * diagnostic.c (inform_n, error_n): New function.
3564 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3566 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3567 has no rtl yet when processing local_decls, queue it and recheck
3568 if deferred stack allocation hasn't assigned it rtl.
3570 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3572 * config/sh/sh.c (unspec_bbr_uid): New.
3573 (gen_block_redirect): Use it instead of INSN_UID.
3574 (gen_far_branch): Likewise.
3576 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3578 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3579 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3581 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3583 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3584 (Warning Options): -Wno-conversion-null is valid for
3585 Objective-C++ as well.
3586 * doc/tm.texi (Named Address Spaces): Likewise.
3587 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3588 * doc/tree-ssa.texi (Tree SSA): Likewise.
3590 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3593 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3594 by default. Don't set the default arch for
3595 i[34567]86-*-darwin*|x86_64-*-darwin*.
3597 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3600 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3601 default. Set the default 32bit/64bit archs with $with_arch
3602 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3604 2010-02-27 Richard Guenther <rguenther@suse.de>
3606 PR tree-optimization/43186
3607 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3608 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3609 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3610 unroller iterations.
3612 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3614 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3615 required and i[34567]86-*-* targets don't support 64bit ISA.
3617 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3620 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3623 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3625 * config.gcc: Set the default arch at least to Prescott for
3626 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3627 if SSE math is enabled.
3629 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3631 * diagnostic.c (diagnostic_initialize): Update.
3632 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3634 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3635 (diagnostic_inhibit_notes): New.
3636 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3638 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3641 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3642 * doc/standards.texi: Likewise.
3643 * doc/extend.texi: Likewise.
3644 * doc/trouble.texi: Likewise.
3645 * doc/cppopts.texi: Likewise.
3646 * doc/install.texi: Likewise.
3647 * c.opt (std=c90,std=gnu90): New options.
3648 * c-opts.c (c_common_handle_option): Handle them.
3650 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3653 * c-decl.c (undeclared_variable): Use an informative note.
3655 2010-02-26 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/43186
3658 * gimple.h (gimple_fold): Remove.
3659 * gimple.c (gimple_fold): Remove. Inline into single user ...
3660 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3661 Try harder for conditions.
3663 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3666 * function.c (used_types_insert): Don't skip through named pointer
3667 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3668 and it is different from the main variant's type.
3670 2010-02-26 Nick Clifton <nickc@redhat.com>
3672 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3674 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3676 * config.gcc: Support --with-fpmath=sse for x86.
3678 * config/i386/ssemath.h: New.
3680 * doc/install.texi (--with-fpmath=sse): Documented.
3682 2010-02-26 Richard Guenther <rguenther@suse.de>
3684 PR tree-optimization/43188
3685 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3686 vector types of over-aligned element type.
3688 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3691 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3692 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3694 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3696 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3698 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3700 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3701 * var-tracking.c: Include diagnostic.h.
3702 (debug_dv): New function.
3703 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3706 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3707 (add_value_chain, add_value_chains, remove_value_chain,
3708 remove_value_chains): Handle DEBUG_EXPRs.
3709 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3712 * regcprop.c (struct queued_debug_insn_change): New type.
3713 (struct value_data_entry): Add debug_insn_changes field.
3714 (struct value_data): Add n_debug_insn_changes field.
3715 (debug_insn_changes_pool): New variable.
3716 (free_debug_insn_changes, apply_debug_insn_changes,
3717 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3718 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3719 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3721 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3723 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3724 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3725 changes, call cprop_find_used_regs via note_stores.
3726 (copyprop_hardreg_forward): When copying vd from predecessor
3727 which has any queued DEBUG_INSN changes, make sure the pointers are
3728 cleared. At the end call df_analyze and then if there are any
3729 DEBUG_INSN changes queued at the end of some basic block for still
3730 live registers, apply them.
3731 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3733 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3735 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3738 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3740 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3741 targets. Set the default with_cpu/with_arch from arch/cpu.
3742 Allow x86-64 and native for with_cpu/with_arch.
3744 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3746 * ebitmap.c: Change calls to verify_popcount with calls to
3747 sbitmap_verify_popcount.
3748 (ebitmap_clear_bit): Fixed map->cacheindex test and
3749 map>cache update when bit clearing results in an empty
3752 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3755 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3756 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3757 and support both V2DF and V2DI modes.
3758 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3759 support both V2DF and V2DI modes.
3760 (general): Delete trailing whitespace from a few patterns.
3762 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3763 V2DF/V2DI interleave high/low builtins.
3765 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3768 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3769 interleave high/low functions.
3771 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3773 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3774 #pragma extern_prefix.
3776 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3779 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3780 BLKmode, assert op0 is a MEM and just adjust its mode.
3783 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3784 if bitpos isn't multiple of mode's bitsize.
3786 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3788 * c.opt (-ftemplate-depth=): New.
3789 (-ftemplate-depth-): Deprecate.
3790 * optc-gen.awk: Handle -ftemplate-depth=.
3791 * opth-gen.awk: Likewise.
3792 * c-opts.c (c_common_handle_option): Likewise.
3793 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3795 2010-02-24 Jason Merrill <jason@redhat.com>
3797 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3799 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3801 * cfg.c (alloc_aux_for_block): Remove inline.
3802 (alloc_aux_for_edge): Likewise.
3804 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3806 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3808 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3810 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3811 * config/i386/sol2-gas.h: New file.
3812 * config.gcc (i[34567]86-*-solaris2*): Use it.
3814 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3817 * c-typeck.c (ep_convert_and_check): New.
3818 (build_conditional_expr): Use it.
3819 (build_binary_op): Likewise.
3821 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3823 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3826 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3827 bounds even for -O+.
3828 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3829 expr needs to have DECL_NAME set.
3831 2010-02-24 Nick Clifton <nickc@redhat.com>
3833 * config/mep/mep.c: Include gimple.h.
3834 (mep_function_uses_sp): Delete unused function.
3835 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3836 parameters. Use unsigned integers to count args. Return a
3837 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3839 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3842 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3843 greater or equal to nelt instead of 2 * nelt.
3844 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3847 2010-02-23 Jason Merrill <jason@redhat.com>
3850 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3851 in cfun->local_decls even if they have register types.
3854 * stor-layout.c (place_field): Don't warn about unnecessary
3855 DECL_PACKED if the type is packed.
3857 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3860 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3861 GOTOFF relocs, even when the base reg isn't pic pointer.
3863 2010-02-23 Michael Matz <matz@suse.de>
3866 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3867 (expand_gimple_basic_block): Generate and use debug temps if there
3868 are debug uses left after the last real use of TERed ssa names.
3869 Unlink debug immediate uses when they are expanded.
3871 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3874 * config/i386/i386.c (override_options): Reorganise to provide
3875 better error messages.
3877 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3880 * graphite-scop-detection.c (create_single_exit_edge): Move
3881 the call to find_single_exit_edge to....
3882 (create_sese_edges): ...here. Don't handle multiple edges
3883 exiting the function.
3884 (build_graphite_scops): Don't handle multiple edges
3885 exiting the function.
3887 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3890 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3891 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3893 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3896 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3898 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3901 * c-typeck.c (convert_arguments): Print declaration location.
3902 * c-common.c (validate_nargs): Rename as
3903 builtin_function_validate_nargs.
3904 (check_builtin_function_arguments): Update.
3906 2010-02-22 Richard Guenther <rguenther@suse.de>
3909 * tree-inline.c (declare_return_variable): Use the type of
3910 the call stmt lhs if available.
3912 2010-02-22 Duncan Sands <baldrick@free.fr>
3914 * passes.c (register_pass): Always consider all pass lists when
3915 ref_pass_instance_number is zero.
3917 2010-02-22 Richard Guenther <rguenther@suse.de>
3919 PR tree-optimization/42749
3920 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3921 parameter. Do arithmetic in the original type.
3922 (update_accumulator_with_ops): Likewise.
3923 (adjust_accumulator_values): Adjust.
3925 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3927 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3928 (QI to BLKmode splitter): New splitter.
3930 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3932 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3933 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3935 2010-02-22 Richard Guenther <rguenther@suse.de>
3937 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3939 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3941 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3942 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3943 ($(T)crti.o, $(T)crtn.o): Remove rules.
3945 2010-02-21 Tobias Burnus <burnus@net-b.de>
3948 * doc/invoke.texi (-fassociative-math): Document that this
3949 option is automatically enabled for Fortran.
3951 2010-02-20 David S. Miller <davem@davemloft.net>
3953 * configure.ac: Test if linker and assembler properly support
3954 GOTDATA_OP relocations.
3955 * configure: Rebuild.
3956 * config.in: Likewise.
3957 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
3958 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
3959 (movsi_high_pic): Likewise.
3960 (movdi_lo_sum_pic): Likewise.
3961 (movdi_high_pic): Likewise.
3962 (movsi_pic_gotdata_op): New pattern.
3963 (movdi_pic_gotdata_op): Likewise.
3964 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
3965 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
3967 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
3971 attribute to ssemul.
3972 (xop_mulv2div2di3_high): Ditto.
3974 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3977 * c.opt (Wconversion-null): New option.
3978 * doc/invoke.texi (Wconversion-null): Document.
3980 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
3982 * common.opt (Wlarger-than-): Add Undocumented.
3984 2010-02-19 Mike Stump <mikestump@comcast.net>
3986 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
3988 2010-02-19 Jason Merrill <jason@redhat.com>
3991 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
3992 * configure: Likewise.
3994 2010-02-20 Alan Modra <amodra@gmail.com>
3997 * cgraph.h (cgraph_make_decl_local): Declare.
3998 * cgraph.c (cgraph_make_decl_local): New function.
3999 (cgraph_make_node_local): Use it.
4000 * cgraphunit.c (cgraph_function_versioning): Likewise.
4001 * ipa.c (function_and_variable_visibility): Likewise.
4003 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4006 * except.c (sjlj_emit_function_enter): Don't call
4007 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4009 * rtl.h (add_reg_br_prob_note): Remove prototype.
4011 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4014 * c-common.c (conversion_warning): Remove widening conversions
4015 before checking the conversion of integers to reals.
4017 2010-02-19 Mike Stump <mikestump@comcast.net>
4020 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4023 * cgraphunit.c (process_function_and_variable_attributes): Check
4024 DECL_PRESERVE_P instead of looking up attribute "used".
4025 * ipa-pure-const.c (check_decl): Likewise.
4026 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4027 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4028 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4029 instead of attribute "used".
4030 * config/sol2-c.c (solaris_pragma_init): Likewise.
4031 (solaris_pragma_fini): Likewise.
4033 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4035 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4036 Use XCNEW instead of xcalloc.
4037 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4038 XNEW instead of xmalloc.
4039 (get_fields): Use XNEWVEC instead of xmalloc.
4042 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4043 populate vars array.
4044 (create_new_general_access): For debug stmts just reset value.
4045 (get_stmt_accesses): For accesses within debug stmts just record them
4046 using add_access_to_acc_sites instead of preventing the peeling or
4047 counting them as accesses.