1 2010-04-17 Jan Hubicka <jh@suse.cz>
3 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
5 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
7 * arm.md (negdi2): Remove redundant code to force values into a
10 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
12 * arm/bpabi.S: Add EABI alignment attributes to objects.
13 * arm/bpabi-v6m.S: Likewise.
14 * arm/crti.asm: Likewise.
15 * arm/crtn.asm: Likewise.
16 * arm/lib1funcs.asm: Likewise.
17 * arm/libunwind.S: Likewise.
19 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
21 * arm-protos.h (tune_params): New structure.
22 * arm.c (current_tune): New variable.
23 (arm_constant_limit): Delete.
24 (struct processors): Add pointer to the tune parameters.
25 (arm_slowmul_tune): New tuning option.
26 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
27 (all_cores): Adjust to pick up the tuning model.
28 (arm_constant_limit): New function.
29 (arm_override_options): Select the appropriate tuning model. Delete
30 initialization of arm_const_limit.
31 (arm_split_constant): Use the new constant-limit model.
32 (arm_rtx_costs): Pick up the current tuning model.
33 * arm.md (is_strongarm, is_xscale): Delete.
34 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
35 for Xscale variant architectures.
36 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
38 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
40 * config/arm/arm.c (arm_gen_constant): Remove unused variable
42 (arm_rtx_costs_1): Remove unused variable extra_cost.
43 (arm_unwind_emit_set): Use variable offset.
44 (thumb1_output_casesi): Remove unused variable flags.
46 2010-04-16 Jeff Law <law@redhat.com>
48 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
49 needing assignment rather than doing a two-phase assignment. Remove
52 2010-04-16 Jakub Jelinek <jakub@redhat.com>
55 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
57 2010-04-16 Doug Kwan <dougkwan@google.com>
59 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
60 (next_operand_entry_id): New static variable.
61 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
62 (add_to_ops_vec): Assigned unique ID to operand entry.
63 (struct oecount_s): New field ID.
64 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
65 (undistribute_ops_list): Assign unique IDs to oecounts.
66 (init_reassoc): reset next_operand_entry_id.
68 2010-04-16 Doug Kwan <dougkwan@google.com>
70 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
71 missing left parenthesis.
73 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
76 *btdi_rex64 using SWI48 mode iterator.
77 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
78 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
81 2010-04-16 Anatoly Sokolov <aesok@post.ru>
83 * double-int.h (tree_to_double_int): Convert to macro.
84 * double-int.c (tree_to_double_int): Remove.
86 2010-04-16 Jakub Jelinek <jakub@redhat.com>
89 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
90 with want_address 2 and in case a single element list might be
91 possible, call it again with want_address 0.
93 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
95 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
96 case 'W' print operands for HI mode.
97 * config/h8300/h8300.h (Y0, Y2) : New constraints.
98 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
99 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
100 * config/h8300/predicate.md (bit_register_indirect_operand): New.
102 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
104 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
105 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
106 #xx:3 and #xx:4 mode.
108 * config/h8300/h8300.md (inverted load with HImode dest): Add
111 * config/h8300/predicate.md (bit_operand): Allow immediate values that
112 satisfy 'U' constraint.
114 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
116 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
118 * configure: Regenerate.
119 * config.in: Regenerate.
120 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
123 2010-04-16 Richard Guenther <rguenther@suse.de>
125 * tree.h (struct tree_decl_minimal): Move pt_uid ...
126 (struct tree_decl_common): ... here.
127 (DECL_PT_UID): Adjust.
128 (SET_DECL_PT_UID): Likewise.
129 (DECL_PT_UID_SET_P): Likewise.
131 2010-04-16 Richard Guenther <rguenther@suse.de>
133 PR tree-optimization/43572
134 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
135 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
136 * tree-flow.h (is_call_clobbered): Remove.
137 * tree-flow-inline.h (is_call_clobbered): Likewise.
138 * tree-dfa.c (dump_variable): Do not dump call clobber state.
139 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
140 (execute_return_slot_opt): Adjust.
141 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
142 check for call clobbered vars here.
143 (find_tail_calls): Move tailcall verification to the
146 2010-04-16 Diego Novillo <dnovillo@google.com>
148 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
151 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
154 * config/arm/arm.md (cbranchqi4): New pattern.
155 * config/arm/predicates.md (const0_operand,
156 cbranchqi4_comparison_operator): New predicates.
158 2010-04-16 Richard Guenther <rguenther@suse.de>
160 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
161 (dump_gimple_stmt): Likewise.
163 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
165 * recog.h (struct recog_data): New field is_operator.
166 (struct insn_operand_data): New field is_operator.
167 * recog.c (extract_insn): Set recog_data.is_operator.
168 * genoutput.c (output_operand_data): Emit code to set the
170 * reload.c (find_reloads): Use it rather than testing for an
171 empty constraint string.
174 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
175 If the previous insn is a cbranchsi4_insn with the same arguments,
176 omit the compare instruction.
178 * config/arm/arm.md (addsi3_cbranch): If destination is a high
179 register, inputs must be low registers and we need a low register
180 scratch. Handle alternative 2 like alternative 3.
182 2010-04-16 Jakub Jelinek <jakub@redhat.com>
184 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
185 don't call get_addr on both. If one expression is a VALUE and
186 the other a REG, check VALUE's locs if the REG isn't among them.
188 2010-04-16 Christian Bruel <christian.bruel@st.com>
190 * config/sh/sh.h (sh_frame_pointer_required): New function.
191 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
192 (flag_omit_frame_pointer) Set.
193 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
194 (rounded_frame_size): Adjust size with outgoing_args_size.
195 (sh_set_return_address): Must return from stack pointer.
196 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
197 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
198 (ACCUMULATE_OUTGOING_ARGS): Define.
199 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
200 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
202 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
205 * config/sh/sh.c (sh_legitimize_reload_address): Use
206 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
207 Remove a unneeded check for offset_base.
209 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
211 * configure: Regenerated.
213 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
215 * config/s390/s390.c (s390_call_save_register_used): Switch back
218 2010-04-15 Richard Guenther <rguenther@suse.de>
220 * alias.c (alias_set_subset_of): Handle alias-set zero
223 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
224 Julian Brown <julian@codesourcery.com>
226 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
227 alternatives according to use of high and low regs.
228 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
229 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
230 optimizing for size on Thumb-2.
232 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
234 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
236 2010-04-15 Richard Guenther <rguenther@suse.de>
238 * tree-ssa-structalias.c (struct variable_info): Add
240 (new_var_info): Initialize it.
241 (dump_constraints): Support printing last added constraints.
242 (debug_constraints): Adjust.
243 (dump_constraint_graph): Likewise.
244 (make_heapvar_for): Check for NULL cfun.
245 (get_function_part_constraint): New function.
246 (get_fi_for_callee): Likewise.
247 (find_func_aliases): Properly implement IPA PTA constraints.
248 (process_ipa_clobber): New function.
249 (find_func_clobbers): Likewise.
250 (insert_into_field_list_sorted): Remove.
251 (create_function_info_for): Properly allocate vars for IPA mode.
252 Do not use insert_into_field_list_sorted.
253 (create_variable_info_for): Properly generate constraints for
254 global vars in IPA mode.
255 (dump_solution_for_var): Always dump the solution.
256 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
257 (find_what_var_points_to): Adjust.
258 (pt_solution_set): Change.
259 (pt_solution_ior_into): New function.
260 (pt_solution_empty_p): Export.
261 (pt_solution_includes_global): Adjust.
262 (pt_solution_includes_1): Likewise.
263 (pt_solutions_intersect_1): Likewise.
264 (dump_sa_points_to_info): Check some invariants.
265 (solve_constraints): Move constraint dumping ...
266 (compute_points_to_sets): ... here.
267 (ipa_pta_execute): ... and here.
268 (compute_may_aliases): Do not re-compute points-to info
269 locally if IPA info is available.
270 (ipa_escaped_pt): New global var.
271 (ipa_pta_execute): Properly implement IPA PTA.
272 * tree-into-ssa.c (dump_decl_set): Support dumping
273 decls not in referenced-vars.
274 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
275 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
276 (dump_points_to_solution): Likewise.
277 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
278 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
279 (remap_gimple_stmt): Reset call clobber/use information if
281 (copy_decl_to_var): Copy DECL_PT_UID.
282 (copy_result_decl_to_var): Likewise.
283 * tree.c (make_node_stat): Initialize DECL_PT_UID.
284 (copy_node_stat): Copy it.
285 * tree.h (DECL_PT_UID): New macro.
286 (SET_DECL_PT_UID): Likewise.
287 (DECL_PT_UID_SET_P): Likewise.
288 (struct tree_decl_minimal): Add pt_uid member.
289 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
290 (pt_solution_empty_p): Declare.
291 (pt_solution_set): Adjust.
292 (ipa_escaped_pt): Declare.
293 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
294 * gimple-pretty-print.c (pp_points_to_solution): New function.
295 (dump_gimple_call): Dump call clobber/use information.
296 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
297 * tree-pass.h (TDF_ALIAS): New dump option.
298 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
299 * doc/invoke.texi (-fipa-pta): Update documentation.
301 2010-04-15 Richard Guenther <rguenther@suse.de>
303 * Makefile.in (OBJS-common): Add gimple-fold.o.
304 (gimple-fold.o): New rule.
305 * tree.h (maybe_fold_offset_to_reference,
306 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
308 * gimple.h: ... here.
309 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
310 may_propagate_address_into_dereference): Move prototypes ...
311 * gimple.h: ... here.
312 * tree-ssa-ccp.c (get_symbol_constant_value,
313 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
314 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
315 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
316 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
317 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
318 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
319 gimplify_and_update_call_from_tree): Move ...
320 * gimple-fold.c: ... here. New file.
321 (ccp_fold_builtin): Rename to ...
322 (gimple_fold_builtin): ... this.
323 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
325 2010-04-15 Richard Guenther <rguenther@suse.de>
327 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
328 fit_double_type, force_fit_type_double, add_double_with_sign,
329 neg_double, mul_double_with_sign, lshift_double, rshift_double,
330 lrotate_double, rrotate_double, div_and_round_double): Move ...
331 * double-int.c: ... here.
332 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
333 add_double, neg_double, mul_double_with_sign, mul_double,
334 lshift_double, rshift_double, lrotate_double, rrotate_double,
335 div_and_round_double): Move prototypes ...
336 * double-int.h: ... here.
338 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
341 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
342 matching constraints to ensure inputs match the output.
344 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
347 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
348 in an input-only operand.
350 2010-04-15 Anatoly Sokolov <aesok@post.ru>
352 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
353 (double_int_not, double_int_lshift, double_int_rshift): Declare.
354 (double_int_negative_p): Convert to static inline function.
355 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
356 (double_int_negative_p): Remove.
357 * tree.h (lshift_double, rshift_double):
358 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
359 * fold-const.c (fold_convert_const_int_from_real,
360 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
361 (lshift_double): Change type of arith argument to bool.
362 (rshift_double): Change type of arith argument to bool. Correct
364 * expmed.c (mask_rtx, lshift_value): (Ditto.).
366 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
369 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
370 at the start and end of the then/else blocks, and omit them from the
372 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
373 argument; all callers changed. Pass zero to old_insns_match_p instead.
374 (flow_find_head_matching_sequence): New function.
375 (old_insns_match_p): Check REG_EH_REGION notes for calls.
376 * basic-block.h (flow_find_cross_jump,
377 flow_find_head_matching_sequence): Declare functions.
379 2010-04-14 Jason Merrill <jason@redhat.com>
382 * c-common.c (attribute_takes_identifier_p): New fn.
383 * c-common.h: Declare it.
385 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
389 (*udivmod<mode>4): Ditto.
391 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
393 * config/i386/i386.md (maxmin_int): Rename code attribute from
394 maxminiprefix and update all users.
395 (maxmin_float): Ditto from maxminfprefix.
396 (logic): Ditto from logicprefix.
397 (absneg_mnemonic): Ditto from absnegprefix.
398 * config/i386/mmx.md: Update all users of maxminiprefix,
399 maxminfprefix and logicprefix for rename.
400 * config/i386/sse.md: Ditto.
401 * config/i386/sync.md (sync_<code><mode>): Update for
404 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
407 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
408 warnings converted to errors.
410 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
412 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
413 used insn_type variable.
414 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
415 to avoid set-but-not-used warning.
417 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
419 * df-core.c (df_ref_debug): Change format string placeholder
421 * dwarf2asm.c (dw2_asm_output_data_raw,
422 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
423 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
424 * dwarf2out.c (output_cfi, output_cfi_directive,
425 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
426 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
428 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
429 * print-rtl.c (print_rtx): Ditto.
431 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
434 * builtins.c (expand_builtin_pow_root): New function to expand pow
435 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
436 series of sqrt and cbrt calls under -ffast-math.
437 (expand_builtin_pow): Call it.
439 2010-04-14 Michael Matz <matz@suse.de>
441 PR tree-optimization/42963
442 * tree-cfg.c (touched_switch_bbs): New static variable.
443 (group_case_labels_stmt): New function broken out from ...
444 (group_case_labels): ... here, use the above.
445 (start_recording_case_labels): Allocate touched_switch_bbs.
446 (end_recording_case_labels): Deallocate it, call
447 group_case_labels_stmt.
448 (gimple_redirect_edge_and_branch): Remember index of affected BB.
450 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
452 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
455 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
459 2010-04-13 Jan Hubicka <jh@suse.cz>
461 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
462 of optimized out static functions.
463 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
464 cost computation. Also sanity check for overflows.
465 (update_caller_keys): Update cgraph_edge_badness call; properly
466 update fibheap and sanity check that it is up to date.
467 (add_new_edges_to_heap): Update cgraph_edge_badness.
468 (cgraph_decide_inlining_of_small_function): Likewise;
469 add sanity checking that badness in heap is up to date;
470 improve dumping of reason; Update badness of calls to the
471 offline copy of function currently inlined; dump badness
472 of functions not inlined because of unit growth limits.
474 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
477 * c-common.c (pointer_int_sum): Disregard overflow that occured only
478 because of sign-extension change when converting to sizetype here...
479 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
481 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
482 the folding to constants. Remove redundant final conversion.
483 (fold_binary) <associate>: Do not associate if the re-association of
484 constants alone overflows.
485 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
486 to the end of the list.
487 (multiple_of_p) <COND_EXPR>: New case.
489 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
491 * opt-functions.awk (opt_sanitized_name): New.
493 * optc-gen.awk: Use it
494 * opth-gen.awk: Use it.
496 2010-04-13 Martin Jambor <mjambor@suse.cz>
498 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
499 (sra_modify_assign): Delete stmts loading dead data even if racc has no
500 children. Call replace_uses_with_default_def_ssa_name to handle
503 2010-04-13 Michael Matz <matz@suse.de>
506 * builtins.c (expand_builtin_interclass_mathfn): Also create
507 a register if the predicate doesn't match.
509 2010-04-13 Diego Novillo <dnovillo@google.com>
511 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
512 * c-pch.c: Include timevar.h.
513 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
514 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
515 * ggc-common.c: Include timevar.h.
516 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
517 * timevar.def (TV_PCH_SAVE): Define.
518 (TV_PCH_CPP_SAVE): Define.
519 (TV_PCH_PTR_REALLOC): Define.
520 (TV_PCH_PTR_SORT): Define.
521 (TV_PCH_RESTORE): Define.
522 (TV_PCH_CPP_RESTORE): Define.
524 2010-04-13 Michael Matz <matz@suse.de>
526 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
528 (can_reassociate_p): New function.
529 (break_up_subtract_bb, reassociate_bb): Use it.
531 2010-04-13 Richard Guenther <rguenther@suse.de>
534 * builtins.c (c_readstr): Fix assert.
536 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
538 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
539 when generating cltd insn.
541 (*ashl<mode>3_1): Remove special handling for register operand 2.
542 (*ashlsi3_1_zext): Ditto.
544 (*ashlhi3_1_lea): Ditto.
546 (*ashlqi3_1_lea): Ditto.
547 (*<shiftrt_insn><mode>3_1): Ditto.
548 (*<shiftrt_insn>si3_1_zext): Ditto.
549 (*<shiftrt_insn>qi3_1_slp): Ditto.
550 (*<rotate_insn><mode>3_1): Ditto.
551 (*<rotate_insn>si3_1_zext): Ditto.
552 (*<rotate_insn>qi3_1_slp): Ditto.
554 2010-04-13 Richard Guenther <rguenther@suse.de>
556 * tree-ssa-structalias.c (callused_id): Remove.
557 (call_stmt_vars): New.
558 (get_call_vi): Likewise.
559 (lookup_call_use_vi): Likewise.
560 (lookup_call_clobber_vi): Likewise.
561 (get_call_use_vi): Likewise.
562 (get_call_clobber_vi): Likewise.
563 (make_transitive_closure_constraints): Likewise.
564 (handle_const_call): Adjust to do per-call call-used handling.
565 (handle_pure_call): Likewise.
566 (find_what_var_points_to): Remove general callused handling.
567 (init_base_vars): Likewise.
568 (init_alias_vars): Initialize call_stmt_vars.
569 (compute_points_to_sets): Process call-used and call-clobbered
570 vars for call statements.
571 (delete_points_to_sets): Free call_stmt_vars.
573 2010-04-13 Richard Guenther <rguenther@suse.de>
575 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
576 Only add RW dependence for dependence distance zero.
577 Adjust maximal vectorization factor according to dependences.
578 Move alignment handling ...
579 (vect_find_same_alignment_drs): ... here. New function.
580 (vect_analyze_data_ref_dependences): Adjust.
581 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
582 (vect_analyze_data_refs): Adjust minimal vectorization factor
583 according to data references.
584 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
585 dependences before determining the vectorization factor.
586 Analyze alignment after determining the vectorization factor.
587 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
588 dependences before alignment.
589 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
591 (vect_analyze_data_refs): Likewise.
592 (MAX_VECTORIZATION_FACTOR): New define.
594 2010-04-13 Duncan Sands <baldrick@free.fr>
596 * except.h (lang_eh_type_covers): Remove.
597 * except.c (lang_eh_type_covers): Likewise.
599 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
600 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
602 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
603 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
604 UNITS_PER_LONG where it is ABI relevant.
605 (s390_return_addr_rtx): Likewise.
606 (s390_back_chain_rtx): Likewise.
607 (s390_frame_area): Likewise.
608 (s390_frame_info): Likewise.
609 (s390_initial_elimination_offset): Likewise.
610 (save_gprs): Likewise.
611 (s390_emit_prologue): Likewise.
612 (s390_emit_epilogue): Likewise.
613 (s390_function_arg_advance): Likewise.
614 (s390_function_arg): Likewise.
615 (s390_va_start): Likewise.
616 (s390_gimplify_va_arg): Likewise.
617 (s390_function_profiler): Likewise.
618 (s390_optimize_prologue): Likewise.
619 (s390_rtx_costs): Likewise.
620 (s390_secondary_reload): Likewise.
621 (s390_promote_function_mode): Likewise.
622 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
623 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
625 (s390_unwind_word_mode): New function.
626 (s390_function_value): Split 64 bit values into register pair if
627 used as return value.
628 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
629 function call parameters. Handle parallels.
630 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
631 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
632 (DWARF_CIE_DATA_ALIGNMENT): New macro.
633 (s390_expand_setmem): Remove unused variable src_addr.
634 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
635 deal with 64 bit registers.
636 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
637 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
638 (UNITS_PER_LONG): New macro.
639 * libjava/include/s390-signal.h: Define extended ucontext
640 structure containing the upper halfs of the 64 bit registers.
642 2010-04-13 Simon Baldwin <simonb@google.com>
644 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
646 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
648 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
649 rvalue on the RHS if the LHS is of a non-renamable type.
650 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
652 2010-04-13 Matthias Klose <doko@ubuntu.com>
654 * gcc.c (cc1_options): Handle -iplugindir before processing
655 the cc1 spec. Only add -iplugindir once.
656 (cpp_unique_options): Add -iplugindir option if -fplugin* options
658 * common.opt (iplugindir): Remove `Separate' property, initialize.
659 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
661 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
662 (distclean): Remove plugin dir.
663 * doc/invoke.texi: Document -iplugindir.
665 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
667 * doc/plugins.texi (Loading Plugins): Document short
669 (Plugin API): Mention default_plugin_dir_name function.
671 * gcc.c (find_file_spec_function): Add new declaration.
672 (static_spec_func): Use it for "find-file".
673 (find_file_spec_function): Add new function.
674 (cc1_options): Add -iplugindir option if -fplugin* options found.
676 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
678 * plugin.c (add_new_plugin): Updated comment, and handle short
680 (default_plugin_dir_name): Added new function.
682 * common.opt (iplugindir): New option to set the plugin directory.
684 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.md (any_rotate): New code iterator.
687 (rotate_insn): New code attribute.
689 (SWIM124): New mode iterator.
690 (<rotate_insn>ti3): New expander.
691 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
692 any_rotate code iterator.
693 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
694 using any_rotate code iterator and SWIM124 mode iterator.
695 (ix86_rotlti3): New insn_and_split pattern.
696 (ix86_rotrti3): Ditto.
697 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
698 ix86_rotl{di,ti}3 patterns.
699 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
700 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
701 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
702 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
703 code iterator and SWI mode iterator.
704 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
705 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
707 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
708 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
709 (bswap rotatert splitter): Add splitter.
710 (bswap splitter): Macroize splitter using any_rotate code iterator.
711 Add insn predicate to split only for TARGET_USE_XCHGB or when
712 optimizing function for size.
714 2010-04-12 Steve Ellcey <sje@cup.hp.com>
716 * config/pa/pa.c (emit_move_sequence): Remove use of
717 deleted variable flag_argument_noalias.
719 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
721 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
723 Add to unsupported targets list.
724 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
725 sparc*-sun-solaris2.[567]* from target lists.
726 * configure: Regenerate.
727 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
729 Remove Solaris 7 patch references.
730 (Specific, sparc-sun-solaris2.7): Removed.
731 (sparc-sun-solaris2*): Update Solaris 7 example.
732 (sparc64-*-solaris2*): Likewise.
734 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
736 * config.build (alpha*-dec-osf4*): Remove.
737 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
738 of obsolete configurations.
739 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
741 * config/alpha/t-osf4: Renamed to ...
742 * config/alpha/t-osf5: ... this.
743 * config/alpha/osf.h: Renamed to ...
744 * config/alpha/osf5.h: ... this.
745 Merged old osf5.h contents.
747 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
748 (EXTRA_SPECS): Removed.
749 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
750 reflect removal of Tru64 UNIX V4.0/V5.0 support.
753 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
755 * doc/contrib.texi (Contributors, Rainer Orth): Update.
757 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
760 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
761 __thiscall convention.
763 2010-04-12 Steve Ellcey <sje@cup.hp.com>
765 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
767 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
769 2010-04-12 Steve Ellcey <sje@cup.hp.com>
771 * function.c (assign_parms_initialize_all): Add unused attribute
774 2010-04-12 Richard Guenther <rguenther@suse.de>
776 * gsstruct.def (GSS_CALL): New.
777 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
778 * gimple.h: Include tree-ssa-alias.h.
779 (struct gimple_statement_call): New.
780 (union gimple_statement_struct_d): Add gimple_call member.
781 (gimple_call_reset_alias_info): Declare.
782 (gimple_call_use_set): New function.
783 (gimple_call_clobber_set): Likewise.
784 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
785 * gimple.c (gimple_call_reset_alias_info): New function.
786 (gimple_build_call_1): Call it.
787 * lto-streamer-in.c (input_gimple_stmt): Likewise.
788 * tree-inline.c (remap_gimple_stmt): Likewise.
789 (expand_call_inline): Remove callused handling.
790 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
791 * tree-dfa.c (dump_variable): Likewise.
792 * tree-parloops.c (parallelize_loops): Likewise.
793 * tree-ssa.c (init_tree_ssa): Likewise.
794 (delete_tree_ssa): Likewise.
795 * tree-flow-inline.h (is_call_used): Remove.
796 * tree-flow.h (struct gimple_df): Remove callused member.
797 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
798 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
799 (ref_maybe_used_by_call_p_1): Simplify.
800 (call_may_clobber_ref_p_1): Likewise.
801 * tree-ssa-structalias.c (compute_points_to_sets): Set
802 the call stmt used and clobbered sets.
803 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
804 (find_tail_calls): Verify the tail call.
806 2010-04-12 Richard Guenther <rguenther@suse.de>
808 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
809 single-iteration always-inline inlining.
810 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
811 (cgraph_decide_inlining): Do not handle always-inline specially.
812 (try_inline): Remove always-inline cycle detection special case.
813 Do not recurse on always-inlines.
814 (cgraph_early_inlining): Do not iterate if not optimizing.
815 (cgraph_gate_early_inlining): remove.
816 (pass_early_inline): Run unconditionally.
817 (gate_cgraph_decide_inlining): New function.
818 (pass_ipa_inline): Use it. Do not run the IPA inliner if
819 not inlining or optimizing.
820 (cgraph_decide_inlining_of_small_functions): Also consider
821 always-inline functions.
822 (cgraph_default_inline_p): Return true for nodes which should
823 disregard inline limits.
824 (estimate_function_body_sizes): Assume zero size and time for
825 nodes which are marked as disregarding inline limits.
826 (cgraph_decide_recursive_inlining): Do not perform recursive
827 inlining on always-inline nodes.
829 2010-04-12 Jakub Jelinek <jakub@redhat.com>
832 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
833 for exprs satisfying handled_component_p.
835 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
837 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
838 non-constant aggregate elements.
840 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
841 is a real initialization.
843 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
846 * c-decl.c (start_function): Move forward check for nested function.
848 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
850 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
851 * config/sh/sh.c: Include reload.h.
852 (sh_legitimize_reload_address): New.
853 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
854 sh_legitimize_reload_address.
856 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
858 * config/sh/sh.md (*movqi_pop): New insn pattern.
859 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
861 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (any_shiftrt): New code iterator.
864 (shiftrt_insn): New code attribute.
866 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
867 using any_shiftrt code iterator.
868 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
869 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
870 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
871 pattern from corresponding peephole2 patterns.
872 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
873 using any_shiftrt code iterator.
874 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
875 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
876 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
877 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
878 *{ashr,lshr}<mode>3_cmp_zext.
879 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
881 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
883 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
885 (*lshr<mode>3_cconly): Ditto.
887 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md (lshr<mode>3): Macroize expander from
890 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
891 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
892 pattern from *lshr{di,ti}3_1 and corresponding splitters using
894 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
895 from corresponding peephole2 patterns.
896 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
897 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
898 and *lshrdi3_1_rex64 using SWI mode iterator.
899 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
900 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
901 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
902 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
903 and *lshrdi3_cmp_rex64 using SWI mode iterator.
904 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
905 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
906 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
907 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
910 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
912 * config/i386/i386.md (ashr<mode>3): Macroize expander from
913 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
914 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
915 pattern from *ashr{di,ti}3_1 and corresponding splitters using
917 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
918 from corresponding peephole2 patterns.
919 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
920 (ashrsi3_cvt): Rename from ashrsi3_31.
921 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
922 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
923 and x86_64_shift_adj_3 using SWI48 mode iterator.
924 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
925 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
926 and *ashrdi3_1_rex64 using SWI mode iterator.
927 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
928 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
929 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
930 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
931 and *ashrdi3_cmp_rex64 using SWI mode iterator.
932 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
933 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
934 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
935 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
937 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
938 * config/i386/i386.c (ix86_split_ashr): Update for renamed
939 x86_shift<mode>_adj_3 expanders.
941 2010-04-10 Wei Guozhi <carrot@google.com>
944 * config/arm/arm.c (arm_pic_static_addr): New function.
945 (legitimize_pic_address): Call arm_pic_static_addr when it detects
947 (arm_output_addr_const_extra): Output expression for new pattern.
948 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
950 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
952 * ira-costs.c (record_reg_classes): Ignore alternatives that are
955 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
956 * web.c: Include "insn-config.h" and "recog.h".
957 (union_match_dups): New function.
959 (union_defs): Don't try to recognize match_dups.
961 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
962 if doing so would replace the entire pattern.
964 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
968 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
969 and splitter pattern. Change splitter operand 1 predicate to
972 2010-04-09 Martin Jambor <mjambor@suse.cz>
974 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
975 lattices are addresses of CONST_DECLs with the same initial value.
976 (ipcp_print_all_lattices): Print values of CONST_DECLs.
977 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
979 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
980 Bernd Schmidt <bernds@codesourcery.com>
982 * loop-invariant.c (replace_uses): New static function.
983 (move_invariant_reg): Use it to ensure we can replace the uses.
985 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
987 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
989 (picochip_override_options): Enable section anchors only above -O1.
990 (picochip_reorg): Fixed a couple of build warnings.
992 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
994 * configure.ac (plugin -rdynamic test): Log result.
995 * configure: Regenerate.
996 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
997 (RDYNAMIC_SPEC): Define.
998 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1000 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1002 * configure.ac: Determine Sun ld version numbers.
1003 (comdat_group): Restrict GNU ld version checks to gld.
1004 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1005 (enable_comdat): Support --enable-comdat.
1006 * configure: Regenerate.
1007 * doc/install.texi (Configuration): Document --enable-comdat.
1009 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1011 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1012 * config/sol2-gld.h: ... here.
1013 * config.gcc (sparc*-*-solaris2*): Reflect this.
1014 (i[34567]86-*-solaris2*): Use it.
1016 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1018 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1020 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1022 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1025 * diagnostic.c (diagnostic_initialize): Initialize
1026 some_warnings_are_errors.
1027 (diagnostic_finish): New.
1028 (diagnostic_action_after_output): Call it before exiting.
1029 (diagnostic_report_diagnostic): Do not print message here. Set
1030 some_warnings_are_errors.
1031 * diagnostic.h (diagnostic_context): Delete
1032 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1033 (diagnostic_finish): Declare.
1034 * toplev.c (toplev_main): Call it before exit.
1036 2010-04-09 Jason Merrill <jason@redhat.com>
1039 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1040 for incomplete type.
1043 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1044 based on a warning flag.
1046 2010-04-09 Richard Guenther <rguenther@suse.de>
1048 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1050 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1053 * varasm.c (default_assemble_visibility): Wrap vars that are
1054 set, but unused, by targets without GAS.
1055 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1056 Remove set, but unused, vars.
1057 (rs6000_legitimize_tls_address): Likewise.
1058 (altivec_expand_dst_builtin): Likewise.
1059 * config/darwin.c (machopic_classify_symbol): Likewise.
1060 (machopic_indirection_name): Likewise.
1062 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (DWI): New mode iterator.
1065 (S): New mode attribute.
1066 (shift_operand): Ditto.
1067 (shift_immediate_operand): Ditto.
1068 (ashl_input_operand): Ditto.
1069 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1070 using SDWIM mode iterator.
1071 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1072 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1074 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1075 from corresponding peephole2 patterns.
1076 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1077 and x86_64_shift_adj_1 using SWI48 mode iterator.
1078 (x86_shift<mode>_adj_2): Ditto.
1079 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1080 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1081 using SWI48 mode iterator.
1082 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1083 *ashldi3_cmp_rex64 using SWI mode iterator.
1084 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1085 *ashldi3_cconly_rex64 using SWI mode iterator.
1086 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1087 x86_shift<mode>_adj_{1,2}.
1088 (ix86_split_ashr): Ditto.
1089 (ix86_split_lshr): Ditto.
1091 2010-04-09 Richard Guenther <rguenther@suse.de>
1093 * target.h (builtin_conversion): Pass in input and output types.
1094 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1095 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1096 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1097 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1099 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1101 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1103 2010-04-09 Richard Guenther <rguenther@suse.de>
1106 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1108 2010-04-09 Richard Guenther <rguenther@suse.de>
1110 * tree-vectorizer.h (struct _stmt_vec_info): Document
1111 that vectype is the type of the LHS.
1112 (supportable_widening_operation, supportable_narrowing_operation):
1113 Get both input and output vector types as arguments.
1114 (vect_is_simple_use_1): Declare.
1115 (get_same_sized_vectype): Likewise.
1116 * tree-vect-loop.c (vect_determine_vectorization_factor):
1117 Set STMT_VINFO_VECTYPE to the vector type of the def.
1118 (vectorizable_reduction): Adjust.
1119 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1120 Adjust. Specify the output vector type.
1121 (vect_pattern_recog_1): Adjust.
1122 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1123 (vectorizable_call): Adjust.
1124 (vectorizable_conversion): Likewise.
1125 (vectorizable_operation): Likewise.
1126 (vectorizable_type_demotion): Likewise.
1127 (vectorizable_type_promotion): Likewise.
1128 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1130 (vect_is_simple_use_1): New function.
1131 (supportable_widening_operation): Get both input and output
1133 (supportable_narrowing_operation): Likewise.
1134 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1136 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1138 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1139 __thiscall and _thiscall as predefined macros.
1140 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1141 thiscall attribute handling.
1142 (ix86_comp_type_attributes): Likewise.
1143 (ix86_function_regparm): Likewise.
1144 (ix86_return_pops_args): Likewise.
1145 (init_cumulative_args): Likewise.
1146 (find_drap_reg): Likewise.
1147 (ix86_static_chain): Likewise.
1148 (x86_this_parameter): Likewise.
1149 (x86_output_mi_thunk): Likewise.
1150 (ix86_attribute_table): Add description for thiscall attribute.
1151 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1152 * doc/extend.texi: Add documentation for thiscall.
1154 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1157 * c.opt (Wint-to-pointer-cast): Available in C++.
1158 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1160 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1162 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1163 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1164 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1165 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1166 function type instead. Reorder and simplify checks.
1168 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1170 2010-04-08 Jing Yu <jingyu@google.com>
1171 Zdenek Dvorak <ook@ucw.cz>
1173 PR tree-optimization/42720
1174 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1175 loop unswitch conditions here from ...
1176 (tree_unswitch_single_loop): ... here.
1178 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1180 * tree-if-conv.c: Fix comments and simplify logic.
1182 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1184 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1185 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1186 (main_tree_if_conversion): Update call to tree_if_conversion.
1188 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1191 * doc/invoke.texi (-b,-V): Delete.
1192 * doc/tm.texi: Do not mention -b.
1193 * gcc.c (display_help): Delete -b and -V.
1194 (process_command): Delete -b and -V.
1195 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1197 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1198 Wolfgang Gellerich <gellerich@de.ibm.com>
1200 Implement target hook for loop unrolling
1201 * target.h (loop_unroll_adjust): Add a new target hook function.
1202 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1203 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1204 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1205 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1206 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1208 (decide_unroll_stupid): Likewise.
1210 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1213 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1215 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1217 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1218 (Specific, *-*-solaris2*): Likewise.
1219 Don't prefer Sun as over GNU as.
1221 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1223 * config/s390/s390.c (override_options): Adjust the z10
1224 defaults for max-unroll-times, max-completely-peeled-insns
1225 and max-completely-peel-times.
1227 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1229 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1230 instructions for z10.
1231 (s390_expand_setmem): Likewise.
1232 (s390_expand_cmpmem): Likewise.
1234 2010-04-08 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/43679
1237 * tree-ssa-pre.c (eliminate): Only propagate copies.
1239 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1242 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1243 set but not used variable warning.
1245 2010-04-08 Wei Guozhi <carrot@google.com>
1248 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1249 (arm_size_rtx_costs): Call the new function when optimized for size.
1251 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1254 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1255 op0 is not a MEM, just return NULL instead of assertion
1257 (discover_nonconstant_array_refs): Don't walk debug stmts.
1259 2010-04-08 Doug Kwan <dougkwan@google.com>
1261 * configure.ac: Recognize gold and do not use its version number
1262 to test ld features.
1263 * configure: Regenerate.
1265 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1268 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1269 (negate_value): Move code to push elements to broken_up_substracts ...
1270 (eliminate_plus_minus_pair): ... here. Push operands that have no
1271 negative pair to plus_negates.
1272 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1274 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1276 * doc/install.texi (Configuration): Move description of
1277 --enable-lto, --with-libelf*, --enable-gold from Java section to
1280 * doc/generic.texi (Working with declarations)
1281 (Function Properties, C and C++ Trees): Fix typos.
1282 * doc/sourcebuild.texi (Top Level): Likewise.
1284 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1287 * tree.h (DECL_READ_P): Define.
1288 (struct tree_decl_common): Add decl_read_flag.
1289 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1290 a set but not used warning.
1291 (merge_decls): Merge DECL_READ_P flag.
1292 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1293 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1294 * c-common.c (handle_used_attribute, handle_unused_attribute):
1296 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1298 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1300 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1301 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1302 c_parser_binary_expression, c_parser_cast_expression,
1303 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1304 Call default_function_array_read_conversion instead of
1305 default_function_array_conversion where needed.
1306 (c_parser_unary_expression, c_parser_conditional_expression,
1307 c_parser_postfix_expression_after_primary, c_parser_initelt):
1308 Likewise. Call mark_exp_read where needed.
1309 (c_parser_statement_after_labels, c_parser_asm_operands,
1310 c_parser_typeof_specifier, c_parser_sizeof_expression,
1311 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1313 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1315 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1316 (warn_unused_but_set_parameter): Default to warn_unused
1318 * doc/invoke.texi: Document -Wunused-but-set-variable and
1319 -Wunused-but-set-parameter.
1321 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1322 used count variable.
1323 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1324 when operandN variables aren't used in the body of the expander
1326 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1327 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1328 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1329 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1330 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1331 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1332 * tree.c (PROCESS_ARG): Likewise.
1334 2010-04-07 Simon Baldwin <simonb@google.com>
1336 * diagnostic.h (diagnostic_override_option_index): New macro to
1337 set a diagnostic's option_index.
1338 * c-tree.h (c_cpp_error): Add warning reason argument.
1339 * opts.c (_warning_as_error_callback): New.
1340 (register_warning_as_error_callback): Store callback for
1341 warnings enabled via enable_warning_as_error.
1342 (enable_warning_as_error): Call callback, minor code tidy.
1343 * opts.h (register_warning_as_error_callback): Declare.
1344 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1345 response to -Werror=.
1346 (c_common_init_options): Register warning_as_error_callback in opts.c.
1347 * common.opt: Add -Wno-cpp option.
1348 * c-common.c (struct reason_option_codes_t): Map cpp warning
1349 reason codes to gcc option indexes.
1350 * (c_option_controlling_cpp_error): New function, lookup the gcc
1351 option index for a cpp warning reason code.
1352 * (c_cpp_error): Add warning reason argument, call
1353 c_option_controlling_cpp_error for diagnostic_override_option_index.
1354 * doc/invoke.texi: Document -Wno-cpp.
1356 2010-04-07 Richard Guenther <rguenther@suse.de>
1358 * ipa-reference.c (mark_load): Use get_base_address.
1359 (mark_store): Likewise.
1361 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1362 inserting GIMPLE_NOPs into the IL.
1363 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1364 Explicitly strip handled components and indirect references.
1366 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1367 folding address expressions.
1368 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1369 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1370 operand_equal_p to compare decls.
1371 (ptr_deref_may_alias_decl_p): Likewise.
1372 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1373 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1374 Handle reversed comparison ops.
1375 * tree-sra.c (asm_visit_addr): Use get_base_address.
1376 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1377 * ipa-reference.c (mark_address): Use get_base_address.
1379 2010-04-07 Richard Guenther <rguenther@suse.de>
1381 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1382 Propagate constants everywhere.
1384 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1387 * tree.c (MAX_INT_CACHED_PREC): Define.
1388 (nonstandard_integer_type_cache): New array.
1389 (build_nonstandard_integer_type): Cache results for precision
1390 <= MAX_INT_CACHED_PREC.
1392 2010-04-07 Richard Guenther <rguenther@suse.de>
1394 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1395 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1396 * common.opt: Likewise.
1397 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1398 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1399 (nonoverlapping_memrefs_p): Likewise.
1400 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1401 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1402 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1403 OPT_fargument_noalias_global for backward compatibility.
1405 2010-04-07 Richard Guenther <rguenther@suse.de>
1407 PR tree-optimization/43270
1408 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1409 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1410 * tree-ssa-pre.c (phi_translate_1): Adjust.
1411 (fully_constant_expression): Split out vn_reference handling to ...
1412 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1413 Fold reads from constant strings.
1414 (vn_reference_lookup): Handle fully constant references.
1415 (vn_reference_lookup_pieces): Likewise.
1416 * Makefile.in (expmed.o-warn): Add -Wno-error.
1418 2010-04-07 Martin Jambor <mjambor@suse.cz>
1420 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1422 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1425 * gcc.c: Add -static-libstdc++ to list of recognized options.
1427 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1429 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1431 2010-04-07 Richard Guenther <rguenther@suse.de>
1434 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1435 bases build simple mem attributes to retain points-to information.
1437 2010-04-07 Richard Guenther <rguenther@suse.de>
1440 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1441 preserve points-to related information.
1443 2010-04-07 Richard Guenther <rguenther@suse.de>
1446 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1447 discard plain indirect references.
1448 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1449 * tree.c (tree_nop_conversion): Likewise.
1451 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1454 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1456 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1458 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1459 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1461 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1463 * tree-if-conv.c: Fix indentation and comments.
1465 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1467 * tree-if-conv.c: Sort static functions in topological order.
1469 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1471 * tree-if-conv.c: Fix indentation and comments.
1473 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1476 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1477 lang_hooks.types.type_for_size instead of
1478 build_nonstandard_integer_type.
1479 When converting an unsigned type to signed, double its precision.
1480 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1481 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1482 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1485 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1488 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1489 POINTER_PLUS_EXPR for pointer types.
1491 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1494 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1495 * graphite-clast-to-gimple.c: Include langhooks.h.
1496 (max_signed_precision_type): New.
1497 (max_precision_type): Takes two types as arguments.
1498 (precision_for_value): New.
1499 (precision_for_interval): New.
1500 (gcc_type_for_interval): New.
1501 (gcc_type_for_value): New.
1502 (gcc_type_for_clast_term): New.
1503 (gcc_type_for_clast_red): New.
1504 (gcc_type_for_clast_bin): New.
1505 (gcc_type_for_clast_expr): Split up into several functions.
1506 (gcc_type_for_clast_eq): Rewritten.
1507 (compute_bounds_for_level): New.
1508 (compute_type_for_level_1): New.
1509 (compute_type_for_level): New.
1510 (gcc_type_for_cloog_iv): Removed.
1511 (gcc_type_for_iv_of_clast_loop): Rewritten.
1512 (graphite_create_new_loop): Compute the lower and upper bound types
1513 with gcc_type_for_clast_expr.
1514 (graphite_create_new_loop_guard): Same.
1515 (find_cloog_iv_in_expr): Removed.
1516 (compute_cloog_iv_types_1): Removed.
1517 (compute_cloog_iv_types): Removed.
1518 (gloog): Do not call compute_cloog_iv_types.
1519 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1521 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1522 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1523 (GBB_CLOOG_IV_TYPES): Removed.
1525 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1527 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1528 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1529 (detect_commutative_reduction): Same.
1531 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1533 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1534 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1536 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1537 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1538 (rewrite_commutative_reductions_out_of_ssa): Same.
1539 * passes.c (execute_function_todo): Call verify_ssa for every pass
1540 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1541 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1542 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1543 with an extra argument.
1544 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1545 verify_ssa only when the extra argument is true.
1546 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1547 with an extra argument.
1548 (tree_transform_and_unroll_loop): Same.
1550 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1552 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1553 for all the passes of the LNO having LOOP_CLOSED_SSA.
1554 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1555 * tree-loop-distribution.c (pass_loop_distribution): Same.
1556 * tree-pass.h (TODO_verify_loops): Removed.
1557 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1559 (pass_tree_unswitch): Same.
1560 (pass_predcom): Same.
1561 (pass_vectorize): Same.
1562 (pass_linear_transform): Same.
1563 (pass_graphite_transforms): Same.
1564 (pass_iv_canon): Same.
1565 (pass_complete_unroll): Same.
1566 (pass_complete_unrolli): Same.
1567 (pass_parallelize_loops): Same.
1568 (pass_loop_prefetch): Same.
1569 (pass_iv_optimize): Same.
1571 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1574 * passes.c (init_optimization_passes): Move pass_lim before
1575 pass_copy_prop and pass_dce_loop.
1577 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1580 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1581 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1582 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1583 MULTI_* defines for 4 argument vpermil2p* builtins.
1585 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1588 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1589 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1590 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1591 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1592 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1593 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1594 Use x86_maybe_negate_const_int to output insn mnemonic.
1595 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1596 check from instruction predicate. Update comments.
1597 * config/i386/sync.md (sync_add<mode>): Use
1598 x86_maybe_negate_const_int to output insn mnemonic.
1600 2010-04-06 Jan Hubicka <jh@suse.cz>
1602 PR tree-optimization/42906
1603 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1604 IGNORE_SELF argument. Set visited_control_parents for fully
1606 (find_obviously_necessary_stmts): Update call of
1607 mark_control_dependent_edges_necessary.
1608 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1610 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/i386.md: Remove comment about 'e' and 'E'
1615 2010-04-06 Richard Guenther <rguenther@suse.de>
1617 PR tree-optimization/43627
1618 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1619 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1622 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1624 * BASE-VER: Change to 4.6.0.
1627 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1630 2010-04-06 Richard Guenther <rguenther@suse.de>
1633 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1635 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1637 * doc/invoke.texi (Optimize Options): Document that LTO
1638 won't remove object access purely due to incompatible
1641 2010-04-04 Matthias Klose <doko@ubuntu.com>
1643 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1644 Initialize variable.
1646 2010-04-03 Richard Guenther <rguenther@suse.de>
1649 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1650 require a non-NULL MEM_OFFSET.
1652 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1654 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1655 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1656 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1657 config/alpha/predicates.md, config/arm/arm.md,
1658 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1659 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1660 config/darwin9.h, config/darwin.c, config/darwin.h,
1661 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1662 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1663 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1664 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1665 config/mips/mips.md, config/mn10300/mn10300.c,
1666 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1667 config/rs6000/aix.h, config/rs6000/dfp.md,
1668 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1669 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1670 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1671 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1672 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1673 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1674 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1675 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1676 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1677 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1678 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1679 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1680 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1681 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1682 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1683 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1684 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1685 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1686 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1687 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1688 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1689 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1690 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1691 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1692 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1693 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1694 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1695 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1696 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1697 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1698 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1699 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1700 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1701 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1702 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1703 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1705 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1708 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1709 * aclocal.m4: Regenerate.
1711 2010-04-02 Richard Guenther <rguenther@suse.de>
1713 PR tree-optimization/43629
1714 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1715 if we have seen a constant value.
1717 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1719 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1721 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1724 * arm.c (legitimize_tls_address): Adjust call to
1725 gen_tls_load_dot_plus_four.
1726 (arm_note_pic_base): New function.
1727 (arm_cannot_copy_insn_p): Use it.
1728 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1731 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1736 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1738 * Makefile.in ($(out_object_file)): Depend on
1739 gt-$(basename $(notdir $(out_file))).h.
1741 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1743 * config.gcc (lm32-*-rtems*): Add t-lm32.
1745 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1747 * config.gcc: Add lm32-*-rtems*.
1748 * config/lm32/rtems.h: New file.
1750 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1753 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1755 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1757 * dwarf2out.c (output_compilation_unit_header): For
1758 -gdwarf-4 use version 4 instead of version 3.
1759 (output_line_info): For version 4 and above emit additional
1760 maximum ops per insn header field.
1761 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1763 * dwarf2out.c (is_c_family, is_java): Remove.
1764 (lower_bound_default): New function.
1765 (add_bound_info, gen_descr_array_type_die): Use it.
1767 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1770 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1771 re-declaration when it happens in a function.
1773 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1775 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1776 (cgraph_remove_function_insertion_hook): Same.
1777 (cgraph_call_function_insertion_hooks): Same.
1779 2010-04-01 Richard Guenther <rguenther@suse.de>
1782 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1783 and TREE_THIS_VOLATILE.
1784 (copy_ref_info): Likewise.
1785 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1786 * tree.c (build6_stat): Ignore side-effects of all but arg5
1787 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1790 2010-04-01 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/43607
1793 * ipa-type-escape.c (check_call): Do not access non-existing
1796 2010-04-01 Richard Guenther <rguenther@suse.de>
1800 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1801 Jack Howarth <howarth@bromo.med.uc.edu>
1803 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1806 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1808 * doc/install.texi (Prerequisites): Document libelf usability on
1809 IRIX 5/6 and Solaris 2.
1810 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1811 Update GNU as, GNU ld requirements.
1812 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1813 Document Sun Studio compiler download.
1814 Update and simplify as, ld recommendations.
1815 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1817 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1819 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1820 with_tune_32 to pentium4.
1822 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1826 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1828 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1829 obsoletion, removal.
1831 Document GNU as requirement.
1832 Update configure requirements.
1833 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1834 Recomment IRIX 6.5.18+.
1835 Document IDF/IDL requirement.
1836 Document GNU as requirement.
1837 Document GNU ld bootstrap failure.
1838 Remove freeware.sgi.com reference.
1840 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1842 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1843 UNIX V4.0, V5.0 obsoletion, removal.
1844 Remove --with-gc=simple reference.
1845 Update VM requirements during bootstrap.
1846 Remove -oldas bootstrap description.
1847 Update binutils reference.
1848 Remove comparison failure note.
1850 2010-03-31 Richard Guenther <rguenther@suse.de>
1851 Zdenek Dvorak <ook@ucw.cz>
1852 Sebastian Pop <sebastian.pop@amd.com>
1855 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1856 with multiple arguments.
1857 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1859 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1861 * graphite-dependences.c (print_pddr): Call print_pdr with an
1863 * graphite-poly.c (debug_pdr): Add an extra argument for the
1866 (print_pbb_domain): Same.
1868 (print_scop_context): Same.
1870 (print_cloog): Same.
1871 (debug_pbb_domain): Same.
1875 (debug_scop_context): Same.
1877 (debug_cloog): Same.
1878 (print_scop_params): Same.
1879 (debug_scop_params): Same.
1880 (print_iteration_domain): Same.
1881 (print_iteration_domains): Same.
1882 (debug_iteration_domain): Same.
1883 (debug_iteration_domains): Same.
1884 (print_scattering_function): Same.
1885 (print_scattering_functions): Same.
1886 (debug_scattering_function): Same.
1887 (debug_scattering_functions): Same.
1888 * graphite-poly.h (debug_pdr): Update declaration.
1890 (print_pbb_domain): Same.
1892 (print_scop_context): Same.
1894 (print_cloog): Same.
1895 (debug_pbb_domain): Same.
1899 (debug_scop_context): Same.
1901 (debug_cloog): Same.
1902 (print_scop_params): Same.
1903 (debug_scop_params): Same.
1904 (print_iteration_domain): Same.
1905 (print_iteration_domains): Same.
1906 (debug_iteration_domain): Same.
1907 (debug_iteration_domains): Same.
1908 (print_scattering_function): Same.
1909 (print_scattering_functions): Same.
1910 (debug_scattering_function): Same.
1911 (debug_scattering_functions): Same.
1913 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1915 * graphite-poly.c (print_scattering_function_1): New.
1916 (print_scattering_function): Call it.
1917 (print_scop_params): Remove spaces at the end of lines.
1920 * graphite-poly.h (print_cloog): Declared.
1921 (debug_cloog): Declared.
1923 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1925 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1927 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1928 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1929 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1930 to switch between adding the IV bump in loop->latch or in loop->header.
1932 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1934 * graphite-poly.c (print_scattering_function): Pretty print following
1937 (print_pbb_domain): Same.
1938 (dump_gbb_cases): Same.
1939 (dump_gbb_conditions): Same.
1942 (print_scop_params): Same.
1943 (print_scop_context): Same.
1945 (print_pbb_body): New.
1946 (lst_indent_to): New.
1947 (print_lst): Start new lines with a #.
1948 * graphite-poly.h (pbb_bb): New.
1949 (pbb_index): Use pbb_bb.
1950 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1952 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1954 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1956 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1957 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1958 and 0 instead of 1 for dw_val_class_flag.
1959 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
1960 dw_val_class_range_list, dw_val_class_loc_list,
1961 dw_val_class_lineptr and dw_val_class_macptr, use
1962 DW_FORM_flag_present for dw_val_class_flag and
1963 DW_FORM_exprloc for dw_val_class_loc.
1964 (output_die): For -gdwarf-4 print dw_val_class_loc
1965 size as uleb128 instead of 1 or 2 bytes and don't print
1966 anything for dw_val_class_flag.
1968 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
1969 instead of cselib_lookup following by tweaking locs->setting_insn.
1972 * cselib.c (cselib_process_insn): Clear cselib_current_insn
1973 even before returning from label, setjmp call or volatile asm
1976 2010-03-31 Richard Guenther <rguenther@suse.de>
1979 * cgraphunit.c (cgraph_output_in_order): Do not allocate
1980 temporary data on stack.
1982 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1984 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
1985 (PUSHSECTION_ASM_OP): Remove.
1986 (POPSECTION_ASM_OP): Remove.
1987 (PUSHSECTION_FORMAT): Remove.
1988 * config/sol2.h (PUSHSECTION_FORMAT): Define.
1989 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
1990 * config/sol2.c (solaris_output_init_fini): Use it.
1992 2010-03-31 Jie Zhang <jie@codesourcery.com>
1995 * opt-functions.awk (var_type_struct): Use signed char type
1996 for simple variables.
1998 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2000 * config/sol2.c: Include output.h.
2001 (solaris_assemble_visibility): New function.
2002 * config/t-sol2 (sol2.o): Add output.h dependency.
2003 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2004 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2007 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2010 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2011 V2SImode or XFmode on PRE_DEC.
2014 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2017 2010-03-31 Jie Zhang <jie@codesourcery.com>
2020 * reload.h (caller_save_initialized_p): Declare.
2021 * toplev.c (backend_init_target): Don't call
2022 init_caller_save but set caller_save_initialized_p to false.
2023 * caller-save.c (caller_save_initialized_p): Define.
2024 (init_caller_save): Check caller_save_initialized_p.
2025 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2027 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2030 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2031 and soft-fp/t-softfp to tmake_file.
2032 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2033 (LIBGCC2_TF_CEXT): Define.
2036 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2039 * cselib.c (n_useless_values): Document handling of debug locs.
2040 (n_useless_debug_values, n_debug_values): New variables.
2041 (new_elt_loc_list): Don't add to debug values, keep count.
2042 (promote_debug_loc): New.
2043 (cselib_reset_table): Zero new variables.
2044 (entry_and_rtx_equal_p): Promote debug locs.
2045 (discard_useless_locs): Increment n_useless_debug_values for
2047 (remove_useless_values): Adjust n_useless_values and n_debug_values
2048 with n_useless_debug_values.
2049 (add_mem_for_addr): Promote debug locs.
2050 (cselib_lookup_mem): Likewise.
2051 (cselib_lookup_addr): Renamed to...
2052 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2053 (cselib_log_lookup): ... this. Turn into...
2054 (cselib_lookup_addr): ... new wrapper.
2055 (cselib_lookup_from_insn): New.
2056 (cselib_invalidate_regno): Increment n_useless_debug_values for
2058 (cselib_invalidate_mem): Likewise.
2059 (cselib_process_insn): Take n_deleted and n_debug_values into
2060 account to guard remove_useless_value call.
2061 (cselib_finish): Zero n_useless_debug_values.
2062 * cselib.h (cselib_lookup_from_insn): Declare.
2063 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2064 (sched_analyze_2): Likewise.
2066 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2068 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2070 (adjust_mems): Replace narrowing SUBREG of expression containing
2071 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2072 with operations in the narrower mode.
2075 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2076 regs_invalidated_by_call instead all call_used_reg_set registers.
2078 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2081 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2082 pointer comparisons with types_compatible_p.
2083 * tree-vect-stmts.c (vectorizable_call): Same.
2084 (vectorizable_condition): Same.
2086 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2088 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2089 stack check if the mask would be zero.
2091 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2092 Jack Howarth <howarth@bromo.med.uc.edu>
2094 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2097 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2100 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2102 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2103 Include ___unordxf2 and ___unordtf2.
2104 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2107 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2109 * config/lm32/t-lm32: New file.
2110 * config.gcc: Use the above file when targetting lm32.
2112 2010-03-28 Duncan Sands <baldrick@free.fr>
2114 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2116 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2119 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2120 Improve vectorization cost model diagnostic.
2122 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2125 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2126 compute_data_dependences_for_loop returns false, early exit
2127 and output an extra diagnostic for the failed data reference
2130 2010-03-29 Richard Guenther <rguenther@suse.de>
2132 PR tree-optimization/43560
2133 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2134 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2136 2010-03-29 Jie Zhang <jie@codesourcery.com>
2139 * toplev.c (process_options): Set optimization_default_node
2140 and optimization_current_node.
2141 * opts.c (decode_options): Don't set optimization_default_node
2142 and optimization_current_node.
2144 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2146 * config/rtems.h: Abandon -qrtems_debug.
2148 2010-03-28 Jan Hubicka <jh@suse.cz>
2150 PR tree-optimization/43505
2151 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2152 map should not be copied.
2154 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2158 cdtors, set DECL_PRESERVE_P.
2159 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2162 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2164 PR tree-optimization/43528
2165 * stor-layout.c (place_field): Check that constant fits into
2166 unsigned HWI when skipping calculation of MS bitfield layout.
2168 2010-03-27 Jan Hubicka <jh@suse.cz>
2171 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2172 notice_global_symbol work.
2174 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2176 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2177 instead of dwarf2out_decl.
2178 (struct var_loc_node): Remove section_label field.
2179 (dwarf2out_function_decl): New function.
2180 (dwarf2out_var_location): Don't set section_label field.
2181 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2183 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2185 PR tree-optimization/43544
2186 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2187 First argument for builtin vectorized function hook is now a
2188 tree to be able to distinguish between machine specific and
2190 * targhooks.c (default_builtin_vectorized_function): Ditto.
2191 * targhooks.h (default_builtin_vectorized_function): Ditto.
2192 * target.h (struct gcc_target): Ditto.
2193 * tree-vect-stmts.c (vectorizable_function): Ditto.
2194 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2195 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2198 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2201 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2202 nested binding iff it is a FUNCTION_DECL.
2203 (store_parm_decls_newstyle): Pass nested=true to bind for
2204 FUNCTION_DECLs amongst parameters.
2206 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2208 * var-tracking.c (vt_expand_loc_callback): Don't run
2209 cselib_expand_value_rtx_cb in dummy mode if
2210 cselib_dummy_expand_value_rtx_cb returned false.
2212 * var-tracking.c (emit_note_insn_var_location): For one part
2213 notes with offset 0, don't add EXPR_LIST around the location.
2214 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2215 add_location_or_const_value_attribute): Adjust for that change.
2218 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2219 into first operand and location into second.
2220 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2221 dw_cfi_oprnd_loc for DW_CFA_expression.
2222 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2223 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2224 assume first argument is regnum and second argument is location.
2226 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2229 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2230 of scratch register to DImode. Split to DImode comparison operator.
2231 Use SImode subreg of scratch register in the multiplication.
2232 (*cmp_sadd_sidi): Ditto.
2233 (*cmp_ssub_si): Ditto.
2234 (*cmp_ssub_sidi): Ditto.
2236 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2240 Remove invalid assert and wrong comment.
2242 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2245 * flags.h (final_insns_dump_p): New extern.
2246 * final.c (final_insns_dump_p): New variable.
2247 (rest_of_clean_state): Set it before -fdump-final-insns=
2248 dumping, clear afterwards.
2249 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2250 MEM_ALIAS_SET on MEMs.
2252 2010-03-26 David S. Miller <davem@davemloft.net>
2254 * configure.ac: Fix sparc GOTDATA_OP bug check.
2255 * configure: Rebuild.
2257 2010-03-26 Alan Modra <amodra@gmail.com>
2259 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2261 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2263 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2264 TLS_SECTION_ASM_FLAG.
2266 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2269 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2270 Clear first_function_block_is_cold.
2273 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2274 argument if the argument is truth_value_p.
2276 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2278 * config/rs6000/constraints.md: Update copyright year for my changes.
2281 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2282 used in reg+reg addressing, swap registers.
2284 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2287 * target.h (struct gcc_target): Add code_end hook.
2288 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2290 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2291 * toplev.c (compile_file): Call targetm.asm_out.code_end
2292 hook before unwind info/debug info output.
2293 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2294 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2295 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2296 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2297 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2298 * config/i386/i386.c (ix86_file_end): Renamed to...
2299 (ix86_code_end): ... this. Make static. Don't call
2300 file_end_indicate_exec_stack. Emit unwind info using
2301 final_start_function/final_end_function.
2302 (darwin_x86_file_end): Remove.
2303 (TARGET_ASM_CODE_END): Define.
2304 * config/i386/i386.h (TARGET_ASM_FILE_END,
2305 NEED_INDICATE_EXEC_STACK): Don't define.
2306 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2307 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2308 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2309 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2312 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2313 at the beginning and final_end_function at the end.
2314 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2316 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2318 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2319 and Sun as TLS syntax.
2320 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2321 * configure: Regenerate.
2322 * config.in: Regenerate.
2323 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2324 (default_elf_asm_named_section): Use it.
2325 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2326 (i386_output_dwarf_dtprel): Likewise.
2327 (output_addr_const_extra): Likewise.
2328 (output_pic_addr_const): Lowercase @GOTTPOFF.
2329 (output_addr_const_extra): Likewise.
2330 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2331 (output_addr_const_extra): Likewise.
2332 (output_pic_addr_const): Lowercase @INDNTPOFF.
2333 (output_addr_const_extra): Likewise.
2334 (output_pic_addr_const): Lowercase @NTPOFF.
2335 (output_addr_const_extra): Likewise.
2336 (output_pic_addr_const): Lowercase @TPOFF.
2337 (output_addr_const_extra): Likewise.
2338 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2339 (*tls_global_dynamic_64): Likewise.
2340 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2341 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2343 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2344 (ASM_OUTPUT_TLS_COMMON): Use it.
2345 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2348 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2349 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2350 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2351 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2352 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2353 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2355 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2357 * config/i386/i386.c (override_options): Don't accept
2358 -mtls-dialect=sun any longer.
2359 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2360 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2361 (*tls_local_dynamic_base_32_sun): Likewise.
2362 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2364 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2367 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2368 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2371 * ira.c (adjust_cleared_regs): New function.
2372 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2376 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2378 * expr.c (expand_expr_real): Restore previous
2379 curr_insn_source_location and curr_insn_block after
2380 expand_expr_real_1 call.
2381 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2382 instead of expand_expr_real_1.
2384 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2386 PR rtl-optimization/43413
2387 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2390 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2393 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2394 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2396 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2398 * config/i386/i386.c (ix86_target_string): Add -mfma.
2399 Fix a typo in comment.
2401 2010-03-22 Mike Stump <mikestump@comcast.net>
2404 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2405 Don't overly align based upon packed packed fields.
2407 2010-03-22 Jason Merrill <jason@redhat.com>
2409 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2410 Use () rather than [], and move before the element type.
2412 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2414 * doc/configfiles.texi (Configuration Files): Removed
2415 fixinc/Makefile*, intl/Makefile.*.
2416 * doc/makefile.texi: Fixed markup. Abstract from version
2417 control system used.
2418 (Makefile): Removed obsolete gcc/java/parse.y example.
2419 * doc/sourcebuild.texi: Likewise.
2420 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2421 libgomp, libssp. Removed fastjar.
2422 (Miscellaneous Docs): Clarify location.
2423 Added COPYING3, COPYING3.LIB.
2424 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2426 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2429 * config/i386/i386.c (x86_function_profiler)
2430 [!NO_PROFILE_COUNTERS]: Fix typo.
2431 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2434 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2435 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2437 * doc/sourcebuild.texi (Test Directives): Split into six
2438 subsections, with most of the current text in new subsections
2439 Directives, Selectors, and Final Actions.
2440 (Directives): Split list of test directives into multiple
2442 (Selectors): Describe use and syntax of selectors.
2443 (Effective-Target Keywords): Describe all existing keywords.
2444 (Add Options): Describe features for dg-add-options.
2445 (Require Support): Describe variants of dg-require-support.
2446 (Final Actions): Describe commands to use in dg-final.
2448 2010-03-22 Michael Matz <matz@suse.de>
2451 * recog.c (validate_replace_rtx_group): Replace also in
2452 REG_EQUAL and REG_EQUIV notes.
2454 2010-03-22 Richard Guenther <rguenther@suse.de>
2456 PR tree-optimization/43390
2457 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2458 sure vector extracts are type correct.
2460 2010-03-22 Richard Guenther <rguenther@suse.de>
2463 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2464 x * sqrt (x) even when optimizing for size if the target
2465 has native support for sqrt.
2467 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2469 * varasm.c (make_decl_rtl_for_debug): Also clear
2470 flag_mudflap for the duration of make_decl_rtl call.
2473 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2474 locs from preserved VALUEs.
2476 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2479 * pa.md (movmemsi): Set align to one if zero.
2480 (movmemdi): Likewise.
2482 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2485 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2486 with their corresponding prologue pushes.
2488 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2491 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2492 at the begining or end.
2493 (spu_expand_epilogue): Likewise.
2495 2010-03-20 Richard Guenther <rguenther@suse.de>
2497 PR rtl-optimization/43438
2498 * combine.c (make_extraction): Properly zero-/sign-extend an
2499 extraction of the low part of a CONST_INT. Also handle
2502 2010-03-19 Mike Stump <mikestump@comcast.net>
2504 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2505 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2506 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2508 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2511 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2514 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2516 PR rtl-optimization/42258
2517 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2518 use that may match DEF.
2521 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2522 the cost of loading the constant rather than assuming
2524 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2525 outer code is AND, do the same tests as the andsi3 expander and
2526 return COSTS_N_INSNS (1) if and is cheap.
2528 * optabs.c (avoid_expensive_constant): Fix formatting.
2530 2010-03-19 Michael Matz <matz@suse.de>
2533 * attribs.c (decl_attributes): When rebuilding a function pointer
2534 type use the same qualifiers as the original pointer type.
2536 2010-03-19 Martin Jambor <mjambor@suse.cz>
2538 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2539 and is_gimple_ip_invariant_address.
2541 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2544 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2546 * config/arm/arm.c (arm_override_options): Turn off
2547 flag_dwarf2_cfi_asm for AAPCS variants.
2549 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2552 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2553 Use PRE_MODIFY instead of PRE_DEC.
2554 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2555 (vfp_emit_fstmd): Likewise.
2557 2010-03-19 Michael Matz <matz@suse.de>
2560 * builtins.c (expand_builtin_interclass_mathfn,
2561 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2564 2010-03-19 Richard Guenther <rguenther@suse.de>
2566 PR tree-optimization/43415
2567 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2568 (phi_translate_1): ... this.
2569 (phi_translate): Move all caching here. Cache all NARY
2570 and REFERENCE translations.
2572 2010-03-19 David S. Miller <davem@davemloft.net>
2574 With help from Eric Botcazou.
2575 * config/sparc/sparc.c: Include dwarf2out.h.
2576 (emit_pic_helper): Delete.
2577 (pic_helper_symbol_name): Delete.
2578 (pic_helper_emitted_p): Delete.
2579 (pic_helper_needed): New.
2580 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2581 (get_pc_thunk_name): New.
2582 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2583 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2584 Set pic_helper_needed to true. Don't call emit_pic_helper.
2585 (sparc_expand_prologue): Update load_pic_register call.
2586 (sparc_output_mi_thunk): Likewise.
2587 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2588 thunk if possible. Output CFI information as needed.
2590 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2591 Jack Howarth <howarth@bromo.med.uc.edu>
2594 * config/i386/i386.h: Fix ABI on darwin x86-32.
2596 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2598 * tree.h: Declare make_decl_rtl_for_debug.
2599 * varasm.c (make_decl_rtl_for_debug): New.
2600 * dwarf2out.c (rtl_for_decl_location): Call it.
2601 * cfgexpand.c (expand_debug_expr): Call it.
2603 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2606 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2610 * var-tracking.c (vt_init_cfa_base): Do nothing if
2611 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2613 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2616 * var-tracking.c (canonicalize_vars_star): New.
2617 (dataflow_post_merge_adjust): Use it.
2619 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2622 * var-tracking.c (non_suitable_const): New function.
2623 (add_uses): For DEBUG_INSNs with constants, don't record any
2624 value, instead just the constant value itself.
2625 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2626 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2627 (emit_notes_in_bb): Likewise.
2628 (emit_note_insn_var_location): For onepart variables if
2629 cur_loc is a VOIDmode constant, use DECL_MODE.
2631 2010-03-18 Martin Jambor <mjambor@suse.cz>
2634 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2635 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2636 all non-clones. Moved call redirection...
2637 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2638 (cgraph_materialize_all_clones): Dispose of all
2639 combined_args_to_skip bitmaps.
2640 (verify_cgraph_node): Do not check for edges pointing to wrong
2641 nodes in inline clones.
2642 * tree-inline.c (copy_bb): Call
2643 cgraph_redirect_edge_call_stmt_to_callee.
2644 * ipa.c (cgraph_remove_unreachable_nodes): Call
2645 cgraph_node_remove_callees even when there are used clones.
2647 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2649 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2651 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2654 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2657 2010-03-18 Michael Matz <matz@suse.de>
2660 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2661 into sqrt(x) if we need to preserve signed zeros.
2663 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2664 Eric Botcazou <ebotcazou@adacore.com>
2666 PR rtl-optimization/43360
2667 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2668 note if we don't know its invariant status.
2670 2010-03-18 Michael Matz <matz@suse.de>
2672 PR tree-optimization/43402
2673 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2674 PHI chains of ssa names registered for update.
2676 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2679 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2680 non-offsettable and pre_modify update addressing.
2681 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2682 and "2" alternatives "#".
2683 (*movdd_softfloat32): Make all alternatives "#";
2684 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2685 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2686 (*movdf_softfloat32): Make all alternatives "#";
2687 (movdi): Use the new DIFD mode iterator to create a common splitter
2688 for movdi, movdf and movdd patterns.
2690 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2692 * common.opt (dumpdir): Remove redundant tab.
2694 2010-03-17 Martin Jambor <mjambor@suse.cz>
2696 PR tree-optimization/43347
2697 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2698 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2700 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2702 PR rtl-optimization/42216
2703 * regrename.c (create_new_chain): New function, broken out from...
2704 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2705 appending a use to an empty chain.
2706 (build_def_use): Remove previous changes that convert OP_INOUT to
2707 OP_OUT operands; instead detect the case where an OP_INOUT operand
2708 uses a previously untracked register and create an empty chain for it.
2710 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2712 * doc/extend.texi (Function Attributes): Rewrite unfinished
2713 sentence in ms_abi documentation.
2715 2010-03-17 Alan Modra <amodra@gmail.com>
2717 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2718 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2719 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2720 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2722 2010-03-16 Richard Henderson <rth@redhat.com>
2725 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2726 (lower_try_finally): Save and restore eh_seq around the expansion
2729 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2731 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2732 statements before splitting block.
2734 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2736 * doc/sourcebuild.texi (Testsuites): Fix markup.
2737 Use pathnames relative to gcc/testsuite.
2738 (Test Directives): Move description of how timeout is determined.
2739 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2740 (C Tests): Correct gcc.misc-tests directory.
2741 Framework tests now live in gcc.test-framework.
2743 2010-03-16 Richard Guenther <rguenther@suse.de>
2746 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2747 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2749 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2750 Alexandre Oliva <aoliva@redhat.com>
2752 PR tree-optimization/42917
2753 * lambda-code.c (remove_iv): Skip debug statements.
2754 (lambda_loopnest_to_gcc_loopnest): Likewise.
2755 (not_interesting_stmt): Debug statements are not interesting.
2757 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2761 * cselib.c (cselib_preserve_constants,
2762 cfa_base_preserved_val): New static variables.
2763 (preserve_only_constants): New function.
2764 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2765 clear its REG_VALUES. If cselib_preserve_constants, don't
2766 empty the whole hash table, but preserve there VALUEs with constants,
2767 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2768 (cselib_preserve_cfa_base_value): New function.
2769 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2770 (cselib_init): Change argument to int bitfield. Set
2771 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2773 (cselib_finish): Clear cselib_preserve_constants and
2774 cfa_base_preserved_val.
2775 * cselib.h (enum cselib_record_what): New enum.
2776 (cselib_init): Change argument to int.
2777 (cselib_preserve_cfa_base_value): New prototype.
2778 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2779 * dse.c (dse_step1): Likewise.
2780 * cfgcleanup.c (thread_jump): Likewise.
2781 * sched-deps.c (sched_analyze): Likewise.
2782 * gcse.c (local_cprop_pass): Likewise.
2783 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2784 If FN is non-NULL, call the callback always and whenever it returns
2785 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2786 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2787 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2788 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2789 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2790 * var-tracking.c: Include recog.h.
2791 (bb_stack_adjust_offset): Remove.
2792 (vt_stack_adjustments): Don't call it, instead just gather the
2793 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2794 (adjust_stack_reference): Remove.
2795 (compute_cfa_pointer): New function.
2796 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2797 (struct adjust_mem_data): New type.
2798 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2800 (get_address_mode): New function.
2801 (replace_expr_with_values): Use it.
2802 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2803 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2804 (adjust_sets): Remove.
2805 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2806 Use get_address_mode.
2807 (get_adjusted_src): Remove.
2808 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2809 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2810 (add_with_sets): Don't call adjust_sets.
2811 (fp_setter, vt_init_cfa_base): New functions.
2812 (vt_initialize): Change return type to bool. Move most of pool etc.
2813 initialization to the beginning of the function from end. Pass
2814 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2815 If !frame_pointer_needed, call vt_stack_adjustment before mos
2816 vector is filled, call vt_init_cfa_base if argp/framep has been
2817 eliminated to sp. If frame_pointer_needed and argp/framep has
2818 been eliminated to hard frame pointer, set
2819 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2820 encountering fp setter in the prologue. For MO_ADJUST, call
2821 log_op_type before pusing the op into mos vector, not afterwards.
2822 Call adjust_insn before cselib_process_insn/add_with_sets,
2823 call cancel_changes (0) afterwards.
2824 (variable_tracking_main_1): Adjust for vt_initialize calling
2825 vt_stack_adjustments and returning whether it succeeded or not.
2827 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2829 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2832 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2834 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2836 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2837 drap_reg has not been set.
2839 2010-03-15 Michael Matz <matz@suse.de>
2842 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2843 use it to expand block copies.
2844 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2845 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2846 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2848 2010-03-15 Richard Guenther <rguenther@suse.de>
2850 PR tree-optimization/43367
2851 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2854 2010-03-15 Richard Guenther <rguenther@suse.de>
2856 PR tree-optimization/43317
2857 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2859 2010-03-15 Martin Jambor <mjambor@suse.cz>
2861 PR tree-optimization/43141
2862 * tree-sra.c (create_abstract_origin): New function.
2863 (modify_function): Call create_abstract_origin.
2865 2010-03-15 Chris Demetriou <cgd@google.com>
2867 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2870 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2873 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2874 call insert_out_of_ssa_copy for default definitions.
2876 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2878 * graphite-clast-to-gimple.c (my_long_long): Defined.
2879 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2880 * graphite-sese-to-poly.c (my_long_long): Defined.
2881 (scop_ivs_can_be_represented): Use it.
2883 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2885 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2886 graphite-max-bbs-per-function, and loop-block-tile-size.
2887 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2889 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2891 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2893 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2894 forward declaration.
2895 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2896 (add_upper_bounds_from_estimated_nit): New.
2897 (build_loop_iteration_domains): Use it.
2899 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2901 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2903 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2906 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2907 should be an INTEGER_CST. Also handle CASE_CONVERT.
2909 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2911 * graphite.c (graphite_initialize): To bound the number of bbs per
2912 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2913 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2914 * doc/invoke.texi: Document it.
2916 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2918 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2919 * graphite-sese-to-poly.h (build_poly_scop): Same.
2921 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2923 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2924 the number of parameters in the scop. Use as an upper bound
2925 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2926 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2927 * doc/invoke.texi: Document it.
2929 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2931 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2932 * doc/c-tree.texi: Remove.
2933 * doc/generic.texi: Merge c-tree.texi here.
2934 * doc/gccint.texi (Trees): Remove menu entry.
2935 (c-tree.texi): Remove @include.
2936 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2937 * doc/languages.texi (Reading RTL): Ditto.
2939 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2942 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2944 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2947 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2948 code added to work around reload clobbering CONST insns.
2950 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2952 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2953 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2954 (cselib_preserve_only_values): Remove retain argument, don't
2955 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2956 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2957 * var-tracking.c (micro_operation): Move insn field before union.
2958 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2959 (struct variable_tracking_info_def): Remove n_mos field, change
2960 mos into a vector of micro_operations.
2961 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
2962 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
2963 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
2964 changing into a vector.
2965 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
2966 come before all other uops generated by add_stores.
2967 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
2969 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
2970 a vector. Run just one pass over the bbs instead of separate counting
2971 and computation phase.
2972 (vt_finalize): Free VTI (bb)->mos vector instead of array.
2975 * tree-inline.c (remap_decls): Put old_var rather than origin_var
2976 into *nonlocalized_list vector.
2977 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
2978 even if origin is non-NULL.
2979 (gen_variable_die): Likewise.
2980 (process_scope_var): Don't change origin.
2981 (gen_decl_die): Likewise.
2982 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
2983 before adding new edges instead of after it, fix moving over
2986 2010-03-11 David S. Miller <davem@davemloft.net>
2988 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
2990 * configure: Rebuild.
2992 2010-03-11 Martin Jambor <mjambor@suse.cz>
2994 PR tree-optimization/43257
2995 * tree.c (assign_assembler_name_if_neeeded): New function.
2996 (free_lang_data_in_cgraph): Assembler name assignment moved to the
2998 * tree.h (assign_assembler_name_if_neeeded): Declare.
2999 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3000 the function if needed.
3002 2010-03-11 Chris Demetriou <cgd@google.com>
3004 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3005 include/stdint-gcc.h, and include/stdint.h world-readable.
3007 2010-03-11 Richard Guenther <rguenther@suse.de>
3009 PR tree-optimization/43255
3010 * tree-vrp.c (process_assert_insertions_for): Do not insert
3011 asserts for trivial conditions.
3013 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3015 PR tree-optimization/43280
3016 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3017 generation. Move calculation of size out of the if branch.
3018 (find_bswap): Modify compare number generation.
3020 2010-03-11 Richard Guenther <rguenther@suse.de>
3023 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3024 (input_gimple_stmt): Fixup handled component types during
3025 operand read. Also fix up decls in ADDR_EXPRs.
3027 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3029 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3030 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3032 2010-03-10 Jan Hubicka <jh@suse.cz>
3035 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3036 * varasm.c (get_variable_section): Don't do that here...
3037 (make_decl_rtl): ... and here.
3038 (do_assemble_alias): Produce decl RTL.
3039 (assemble_alias): Likewise.
3041 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3044 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3045 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3047 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3048 (based_loc_descr): Only express drap or vdrap regno based expressions
3049 using DW_OP_fbreg when not optimizing.
3050 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3051 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3052 REG_CFA_SET_VDRAP note.
3054 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3056 PR tree-optimization/43236
3057 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3058 error in calculation of base address in reverse iteration case.
3059 (generate_builtin): Take number of latch executions if the statement
3062 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3065 * tree-eh.c: Include pointer-set.h.
3066 (lower_eh_dispatch): Filter out duplicate case labels and
3067 remove the unneeded edge when the label is unused. Return
3068 true when some edges are removed.
3069 (execute_lower_eh_dispatch): When any lowering resulted in
3070 removing an edge, also delete unreachable blocks.
3072 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3075 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3076 UNSPEC_MACHOPIC_OFFSET.
3078 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3081 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3082 (m68k_delegitimize_address): New function.
3084 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3087 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3090 * var-tracking.c (adjust_sets): New function.
3091 (count_with_sets, add_with_sets): Use it.
3092 (get_adjusted_src): New inline function.
3093 (add_stores): Use it.
3096 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3097 call cselib_dummy_expand_value_rtx_cb instead of
3098 cselib_expand_value_rtx_cb.
3101 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3102 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3103 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3104 and .cfi_endproc around the pic thunks.
3105 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3106 all queued unwind info register saves are saved before the call.
3107 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3108 considered as sp-=4 for unwind info and the pop as sp+=4 which
3109 also clobbers dest, but doesn't actually restore it.
3112 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3113 RTX_FRAME_RELATED_P.
3115 2010-03-09 Jie Zhang <jie@codesourcery.com>
3117 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3118 whitespaces in output template.
3120 2010-03-09 Jie Zhang <jie@codesourcery.com>
3122 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3125 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3127 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3128 builtins.exp in a separate job.
3130 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3132 * graphite-sese-to-poly.c (add_param_constraints): Use
3133 lower_bound_in_type and upper_bound_in_type.
3135 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3137 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3138 instead of unsigned_type_node.
3140 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3141 Reza Yazdani <reza.yazdani@amd.com>
3144 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3145 on pointer type parameters.
3147 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3151 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3152 handle conversions from pointer to integers.
3153 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3154 induction variable, to be able to work with code generated by CLooG.
3155 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3156 (build_poly_scop): Bail out if we cannot codegen a loop.
3158 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3160 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3161 code generation with gloog_error.
3163 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3165 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3166 Call fold_convert on all the returned values.
3167 (expand_scalar_variables_expr): Pass to
3168 expand_scalar_variables_ssa_name the type of the resulting expression.
3170 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3172 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3173 ppl_min_for_le_pointset.
3174 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3175 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3177 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3179 * graphite-dependences.c (map_into_dep_poly): Removed.
3180 (dependence_polyhedron_1): Use combine_context_id_scat.
3182 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3184 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3185 (struct poly_bb): Same.
3186 (combine_context_id_scat): New.
3188 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3191 * sese.c (name_defined_in_loop_p): Return false for default
3194 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3196 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3197 and clean up the logic.
3199 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3201 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3204 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3206 * var-tracking.c (remove_cselib_value_chains): Define only for
3208 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3209 delete_slot_part, emit_notes_for_differences_1): Don't call
3210 remove_cselib_value_chains here.
3211 (set_slot_part, emit_notes_for_differences_2): Don't call
3212 add_cselib_value_chains here.
3213 (preserved_values): New vector.
3214 (preserve_value): New function.
3215 (add_uses, add_stores, vt_add_function_parameters): Use it
3216 instead of cselib_preserve_value.
3217 (changed_values_stack): New vector.
3218 (check_changed_vars_0): New function.
3219 (check_changed_vars_1, check_changed_vars_2): Use it.
3220 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3221 changed_values_stack VALUEs.
3222 (vt_emit_notes): For all preserved_values call
3223 add_cselib_value_chains. If ENABLE_CHECKING call
3224 remove_cselib_value_chains before verifying value_chains is empty.
3225 Initialize and free changed_values_stack.
3226 (vt_initialize): Initialize preserved_values.
3227 (vt_finalize): Free preserved_values.
3229 2010-03-08 Richard Guenther <rguenther@suse.de>
3231 PR tree-optimization/43269
3232 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3235 2010-03-08 Martin Jambor <mjambor@suse.cz>
3237 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3238 (ipa_is_param_called): Removed.
3239 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3240 (ipa_print_node_params): Do not print the called flag.
3241 (ipa_write_node_info): Do not stream the called flag.
3242 (ipa_read_node_info): Likewise.
3244 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3247 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3248 * cselib.c (struct expand_value_data): Add dummy field.
3249 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3251 (cselib_dummy_expand_value_rtx_cb): New function.
3252 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3254 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3255 * var-tracking.c: Include pointer-set.h.
3256 (variable): Change n_var_parts to char from int. Add
3257 cur_loc_changed and in_changed_variables fields.
3258 (variable_canonicalize): Remove.
3259 (shared_var_p): New inline function.
3260 (unshare_variable): Maintain cur_loc_changed and
3261 in_changed_variables fields. If var was in changed_variables,
3262 replace it there with new_var. Just copy cur_loc instead of
3263 resetting it to something else.
3264 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3265 (dataflow_set_union): Don't call variable_canonicalize.
3266 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3267 of their DEBUG_EXPR_TREE_DECLs.
3268 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3269 and in_changed_variables and cur_loc_changed is false.
3270 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3271 and cur_loc_changed. Don't update cur_loc here.
3272 (variable_merge_over_src): Don't call variable_canonicalize.
3273 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3274 removing loc that is equal to cur_loc, clear cur_loc,
3275 set cur_loc_changed and ensure variable_was_changed is called.
3276 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3277 compare pointers in cur_loc check, if it is equal to loc,
3278 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3279 (variable_different_p): Remove compare_current_location argument,
3280 don't compare cur_loc.
3281 (dataflow_set_different_1): Adjust variable_different_p caller.
3282 (variable_was_changed): If dv had some var in changed_variables
3283 already, reset in_changed_variables flag for it and propagate
3284 cur_loc_changed over to the new variable. On empty var
3285 always set cur_loc_changed. Set in_changed_variables on whatever
3286 var is added to changed_variables.
3287 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3288 Use shared_var_p. When removing loc that is equal to cur_loc,
3289 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3290 end, don't set it to something else, just call variable_was_changed.
3291 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3292 loc being removed, clear cur_loc and set cur_loc_changed.
3293 Set cur_loc_changed if all locations have been removed.
3294 (struct expand_loc_callback_data): New type.
3295 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3296 allocated. Always create SUBREGs if simplify_subreg failed.
3297 Prefer to use cur_loc, when that fails and still in
3298 changed_variables (and seen first time) recompute it. Set
3299 cur_loc_changed of variables which had to change cur_loc and
3300 compute elcd->cur_loc_changed if any of the subexpressions used
3301 had to change cur_loc.
3302 (vt_expand_loc): Adjust to pass arguments in
3303 expand_loc_callback_data structure.
3304 (vt_expand_loc_dummy): New function.
3305 (emitted_notes): New variable.
3306 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3307 that weren't used for any other decl in current
3308 emit_notes_for_changes call call vt_expand_loc_dummy to update
3309 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3310 first loc_chain location if NULL before. Always use just
3311 cur_loc instead of first loc_chain location. When cur_loc_changed
3312 is false, when not --enable-checking=rtl just don't emit any note.
3313 When rtl checking, compute the note and assert it is the same
3314 as previous note. Clear cur_loc_changed and in_changed_variables
3315 at the end before removing from changed_variables.
3316 (check_changed_vars_3): New function.
3317 (emit_notes_for_changes): Traverse changed_vars to call
3318 check_changed_vars_3 on each changed var.
3319 (emit_notes_for_differences_1): Clear cur_loc_changed and
3320 in_changed_variables. Recompute cur_loc of new_var.
3321 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3322 (vt_emit_notes): Initialize and destroy emitted_notes.
3324 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3326 PR rtl-optimization/42220
3327 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3328 Use verify_reg_tracked to determine if we should use OP_OUT rather
3330 (build_def_use): If we see an in-out operand for a register that we
3331 know nothing about, treat is an output if possible, fail the block if
3334 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3337 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3340 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3343 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3344 uses of relevant DEFs that are dead outside the loop too.
3346 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3348 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3350 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3352 * var-tracking.c (values_to_unmark): New variable.
3353 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3354 values_to_unmark vector. Moved body to...
3355 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3356 instead queue it into values_to_unmark vector.
3357 (vt_find_locations): Free values_to_unmark vector.
3359 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3361 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3362 (site.exp): Export them when plugins are enabled.
3364 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3367 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3369 (chrec_fold_multiply): Same.
3371 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3374 * c-decl.c (build_compound_literal): Return early if init is
3377 2010-03-04 Martin Jambor <mjambor@suse.cz>
3379 PR tree-optimization/43164
3380 PR tree-optimization/43191
3381 * tree-sra.c (type_consists_of_records_p): Reject records with
3382 zero-size bit-fields at the end.
3384 2010-03-04 Mike Stump <mikestump@comcast.net>
3386 * Makefile.in (TAGS): Remove *.y.
3388 2010-03-04 Richard Guenther <rguenther@suse.de>
3390 PR tree-optimization/40761
3391 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3393 (my_rev_post_order_compute): New function.
3394 (init_pre): Call it.
3396 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3399 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3400 decrease the cost of an IV candidate when the cost is infinite.
3402 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3404 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3405 Use '3DNow!' for the extension of that name, ensure normal space
3407 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3409 2010-03-03 Jeff Law <law@redhat.com>
3411 * PR middle-end/32693
3412 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3413 than gen_rtx_SUBREG.
3414 (extract_bit_field_1): Likewise.
3416 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3418 * doc/sourcebuild.texi (Test directives): Document that arguments
3419 include-opts and exclude-opts are now optional for dg-skip-if,
3420 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3422 2010-03-03 Jason Merrill <jason@redhat.com>
3425 * cgraph.h (varpool_node): Add extra_name field.
3426 * varpool.c (varpool_extra_name_alias): New.
3427 (varpool_assemble_decl): Emit extra name aliases.
3428 (varpool_mark_needed_node): Look past an extra name alias.
3429 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3430 * lto-streamer-in.c (lto_input_tree): Read it.
3431 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3433 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3435 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3436 (sparc*-*-solaris2*): ...this.
3438 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3441 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3442 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3443 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,