1 2010-04-19 Jakub Jelinek <jakub@redhat.com>
3 * tree.h (ENUM_IS_SCOPED): Define.
4 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
5 for ENUM_IS_SCOPED enums.
7 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
9 * fold-const.c (fold_comparison): Use ssizetype.
10 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
11 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
12 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
13 * tree-object-size.c (compute_object_sizes): Use size_type_node.
15 * tree.h (initialize_sizetypes): Remove parameter.
16 (build_common_tree_nodes): Remove second parameter.
17 * stor-layout.c (initialize_sizetypes): Remove parameter.
18 Always create an unsigned type.
19 (set_sizetype): Assert that the passed type is unsigned and simplify.
20 * tree.c (build_common_tree_nodes): Remove second parameter.
21 Adjust call to initialize_sizetypes.
22 * c-decl.c (c_init_decl_processing): Remove second argument in call to
23 build_common_tree_nodes.
25 2010-04-18 Matthias Klose <doko@ubuntu.com>
27 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
29 2010-04-18 Ira Rosen <irar@il.ibm.com>
31 PR tree-optimization/43771
32 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
33 load permutation doesn't have gaps.
35 2010-04-18 Jan Hubicka <jh@suse.cz>
37 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
38 (sse_prologue_save_insn expander): Use new pattern.
39 (sse_prologue_save_insn1): New pattern and splitter.
40 (sse_prologue_save_insn): Update to deal also with 64bit aligned
42 * i386.c (setup_incoming_varargs_64): Do not compute jump destination here.
43 (ix86_gimplify_va_arg): Update alignment needed.
44 (ix86_local_alignment): Do not align all local arrays
47 2010-04-17 Jan Hubicka <jh@suse.cz>
49 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
51 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
53 * arm.md (negdi2): Remove redundant code to force values into a
56 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
58 * arm/bpabi.S: Add EABI alignment attributes to objects.
59 * arm/bpabi-v6m.S: Likewise.
60 * arm/crti.asm: Likewise.
61 * arm/crtn.asm: Likewise.
62 * arm/lib1funcs.asm: Likewise.
63 * arm/libunwind.S: Likewise.
65 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
67 * arm-protos.h (tune_params): New structure.
68 * arm.c (current_tune): New variable.
69 (arm_constant_limit): Delete.
70 (struct processors): Add pointer to the tune parameters.
71 (arm_slowmul_tune): New tuning option.
72 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
73 (all_cores): Adjust to pick up the tuning model.
74 (arm_constant_limit): New function.
75 (arm_override_options): Select the appropriate tuning model. Delete
76 initialization of arm_const_limit.
77 (arm_split_constant): Use the new constant-limit model.
78 (arm_rtx_costs): Pick up the current tuning model.
79 * arm.md (is_strongarm, is_xscale): Delete.
80 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
81 for Xscale variant architectures.
82 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
84 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
86 * config/arm/arm.c (arm_gen_constant): Remove unused variable
88 (arm_rtx_costs_1): Remove unused variable extra_cost.
89 (arm_unwind_emit_set): Use variable offset.
90 (thumb1_output_casesi): Remove unused variable flags.
92 2010-04-16 Jeff Law <law@redhat.com>
94 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
95 needing assignment rather than doing a two-phase assignment. Remove
98 2010-04-16 Jakub Jelinek <jakub@redhat.com>
101 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
103 2010-04-16 Doug Kwan <dougkwan@google.com>
105 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
106 (next_operand_entry_id): New static variable.
107 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
108 (add_to_ops_vec): Assigned unique ID to operand entry.
109 (struct oecount_s): New field ID.
110 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
111 (undistribute_ops_list): Assign unique IDs to oecounts.
112 (init_reassoc): reset next_operand_entry_id.
114 2010-04-16 Doug Kwan <dougkwan@google.com>
116 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
117 missing left parenthesis.
119 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
122 *btdi_rex64 using SWI48 mode iterator.
123 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
124 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
125 *jcc_btdi_mask_rex64.
127 2010-04-16 Anatoly Sokolov <aesok@post.ru>
129 * double-int.h (tree_to_double_int): Convert to macro.
130 * double-int.c (tree_to_double_int): Remove.
132 2010-04-16 Jakub Jelinek <jakub@redhat.com>
135 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
136 with want_address 2 and in case a single element list might be
137 possible, call it again with want_address 0.
139 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
141 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
142 case 'W' print operands for HI mode.
143 * config/h8300/h8300.h (Y0, Y2) : New constraints.
144 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
145 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
146 * config/h8300/predicate.md (bit_register_indirect_operand): New.
148 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
150 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
151 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
152 #xx:3 and #xx:4 mode.
154 * config/h8300/h8300.md (inverted load with HImode dest): Add
157 * config/h8300/predicate.md (bit_operand): Allow immediate values that
158 satisfy 'U' constraint.
160 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
162 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
164 * configure: Regenerate.
165 * config.in: Regenerate.
166 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
169 2010-04-16 Richard Guenther <rguenther@suse.de>
171 * tree.h (struct tree_decl_minimal): Move pt_uid ...
172 (struct tree_decl_common): ... here.
173 (DECL_PT_UID): Adjust.
174 (SET_DECL_PT_UID): Likewise.
175 (DECL_PT_UID_SET_P): Likewise.
177 2010-04-16 Richard Guenther <rguenther@suse.de>
179 PR tree-optimization/43572
180 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
181 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
182 * tree-flow.h (is_call_clobbered): Remove.
183 * tree-flow-inline.h (is_call_clobbered): Likewise.
184 * tree-dfa.c (dump_variable): Do not dump call clobber state.
185 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
186 (execute_return_slot_opt): Adjust.
187 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
188 check for call clobbered vars here.
189 (find_tail_calls): Move tailcall verification to the
192 2010-04-16 Diego Novillo <dnovillo@google.com>
194 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
197 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
200 * config/arm/arm.md (cbranchqi4): New pattern.
201 * config/arm/predicates.md (const0_operand,
202 cbranchqi4_comparison_operator): New predicates.
204 2010-04-16 Richard Guenther <rguenther@suse.de>
206 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
207 (dump_gimple_stmt): Likewise.
209 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
211 * recog.h (struct recog_data): New field is_operator.
212 (struct insn_operand_data): New field is_operator.
213 * recog.c (extract_insn): Set recog_data.is_operator.
214 * genoutput.c (output_operand_data): Emit code to set the
216 * reload.c (find_reloads): Use it rather than testing for an
217 empty constraint string.
220 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
221 If the previous insn is a cbranchsi4_insn with the same arguments,
222 omit the compare instruction.
224 * config/arm/arm.md (addsi3_cbranch): If destination is a high
225 register, inputs must be low registers and we need a low register
226 scratch. Handle alternative 2 like alternative 3.
228 2010-04-16 Jakub Jelinek <jakub@redhat.com>
230 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
231 don't call get_addr on both. If one expression is a VALUE and
232 the other a REG, check VALUE's locs if the REG isn't among them.
234 2010-04-16 Christian Bruel <christian.bruel@st.com>
236 * config/sh/sh.h (sh_frame_pointer_required): New function.
237 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
238 (flag_omit_frame_pointer) Set.
239 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
240 (rounded_frame_size): Adjust size with outgoing_args_size.
241 (sh_set_return_address): Must return from stack pointer.
242 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
243 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
244 (ACCUMULATE_OUTGOING_ARGS): Define.
245 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
246 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
248 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
251 * config/sh/sh.c (sh_legitimize_reload_address): Use
252 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
253 Remove a unneeded check for offset_base.
255 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
257 * configure: Regenerated.
259 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
261 * config/s390/s390.c (s390_call_save_register_used): Switch back
264 2010-04-15 Richard Guenther <rguenther@suse.de>
266 * alias.c (alias_set_subset_of): Handle alias-set zero
269 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
270 Julian Brown <julian@codesourcery.com>
272 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
273 alternatives according to use of high and low regs.
274 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
275 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
276 optimizing for size on Thumb-2.
278 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
280 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
282 2010-04-15 Richard Guenther <rguenther@suse.de>
284 * tree-ssa-structalias.c (struct variable_info): Add
286 (new_var_info): Initialize it.
287 (dump_constraints): Support printing last added constraints.
288 (debug_constraints): Adjust.
289 (dump_constraint_graph): Likewise.
290 (make_heapvar_for): Check for NULL cfun.
291 (get_function_part_constraint): New function.
292 (get_fi_for_callee): Likewise.
293 (find_func_aliases): Properly implement IPA PTA constraints.
294 (process_ipa_clobber): New function.
295 (find_func_clobbers): Likewise.
296 (insert_into_field_list_sorted): Remove.
297 (create_function_info_for): Properly allocate vars for IPA mode.
298 Do not use insert_into_field_list_sorted.
299 (create_variable_info_for): Properly generate constraints for
300 global vars in IPA mode.
301 (dump_solution_for_var): Always dump the solution.
302 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
303 (find_what_var_points_to): Adjust.
304 (pt_solution_set): Change.
305 (pt_solution_ior_into): New function.
306 (pt_solution_empty_p): Export.
307 (pt_solution_includes_global): Adjust.
308 (pt_solution_includes_1): Likewise.
309 (pt_solutions_intersect_1): Likewise.
310 (dump_sa_points_to_info): Check some invariants.
311 (solve_constraints): Move constraint dumping ...
312 (compute_points_to_sets): ... here.
313 (ipa_pta_execute): ... and here.
314 (compute_may_aliases): Do not re-compute points-to info
315 locally if IPA info is available.
316 (ipa_escaped_pt): New global var.
317 (ipa_pta_execute): Properly implement IPA PTA.
318 * tree-into-ssa.c (dump_decl_set): Support dumping
319 decls not in referenced-vars.
320 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
321 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
322 (dump_points_to_solution): Likewise.
323 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
324 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
325 (remap_gimple_stmt): Reset call clobber/use information if
327 (copy_decl_to_var): Copy DECL_PT_UID.
328 (copy_result_decl_to_var): Likewise.
329 * tree.c (make_node_stat): Initialize DECL_PT_UID.
330 (copy_node_stat): Copy it.
331 * tree.h (DECL_PT_UID): New macro.
332 (SET_DECL_PT_UID): Likewise.
333 (DECL_PT_UID_SET_P): Likewise.
334 (struct tree_decl_minimal): Add pt_uid member.
335 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
336 (pt_solution_empty_p): Declare.
337 (pt_solution_set): Adjust.
338 (ipa_escaped_pt): Declare.
339 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
340 * gimple-pretty-print.c (pp_points_to_solution): New function.
341 (dump_gimple_call): Dump call clobber/use information.
342 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
343 * tree-pass.h (TDF_ALIAS): New dump option.
344 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
345 * doc/invoke.texi (-fipa-pta): Update documentation.
347 2010-04-15 Richard Guenther <rguenther@suse.de>
349 * Makefile.in (OBJS-common): Add gimple-fold.o.
350 (gimple-fold.o): New rule.
351 * tree.h (maybe_fold_offset_to_reference,
352 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
354 * gimple.h: ... here.
355 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
356 may_propagate_address_into_dereference): Move prototypes ...
357 * gimple.h: ... here.
358 * tree-ssa-ccp.c (get_symbol_constant_value,
359 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
360 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
361 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
362 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
363 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
364 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
365 gimplify_and_update_call_from_tree): Move ...
366 * gimple-fold.c: ... here. New file.
367 (ccp_fold_builtin): Rename to ...
368 (gimple_fold_builtin): ... this.
369 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
371 2010-04-15 Richard Guenther <rguenther@suse.de>
373 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
374 fit_double_type, force_fit_type_double, add_double_with_sign,
375 neg_double, mul_double_with_sign, lshift_double, rshift_double,
376 lrotate_double, rrotate_double, div_and_round_double): Move ...
377 * double-int.c: ... here.
378 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
379 add_double, neg_double, mul_double_with_sign, mul_double,
380 lshift_double, rshift_double, lrotate_double, rrotate_double,
381 div_and_round_double): Move prototypes ...
382 * double-int.h: ... here.
384 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
387 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
388 matching constraints to ensure inputs match the output.
390 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
393 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
394 in an input-only operand.
396 2010-04-15 Anatoly Sokolov <aesok@post.ru>
398 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
399 (double_int_not, double_int_lshift, double_int_rshift): Declare.
400 (double_int_negative_p): Convert to static inline function.
401 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
402 (double_int_negative_p): Remove.
403 * tree.h (lshift_double, rshift_double):
404 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
405 * fold-const.c (fold_convert_const_int_from_real,
406 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
407 (lshift_double): Change type of arith argument to bool.
408 (rshift_double): Change type of arith argument to bool. Correct
410 * expmed.c (mask_rtx, lshift_value): (Ditto.).
412 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
415 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
416 at the start and end of the then/else blocks, and omit them from the
418 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
419 argument; all callers changed. Pass zero to old_insns_match_p instead.
420 (flow_find_head_matching_sequence): New function.
421 (old_insns_match_p): Check REG_EH_REGION notes for calls.
422 * basic-block.h (flow_find_cross_jump,
423 flow_find_head_matching_sequence): Declare functions.
425 2010-04-14 Jason Merrill <jason@redhat.com>
428 * c-common.c (attribute_takes_identifier_p): New fn.
429 * c-common.h: Declare it.
431 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
435 (*udivmod<mode>4): Ditto.
437 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md (maxmin_int): Rename code attribute from
440 maxminiprefix and update all users.
441 (maxmin_float): Ditto from maxminfprefix.
442 (logic): Ditto from logicprefix.
443 (absneg_mnemonic): Ditto from absnegprefix.
444 * config/i386/mmx.md: Update all users of maxminiprefix,
445 maxminfprefix and logicprefix for rename.
446 * config/i386/sse.md: Ditto.
447 * config/i386/sync.md (sync_<code><mode>): Update for
450 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
453 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
454 warnings converted to errors.
456 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
458 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
459 used insn_type variable.
460 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
461 to avoid set-but-not-used warning.
463 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
465 * df-core.c (df_ref_debug): Change format string placeholder
467 * dwarf2asm.c (dw2_asm_output_data_raw,
468 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
469 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
470 * dwarf2out.c (output_cfi, output_cfi_directive,
471 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
472 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
474 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
475 * print-rtl.c (print_rtx): Ditto.
477 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
480 * builtins.c (expand_builtin_pow_root): New function to expand pow
481 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
482 series of sqrt and cbrt calls under -ffast-math.
483 (expand_builtin_pow): Call it.
485 2010-04-14 Michael Matz <matz@suse.de>
487 PR tree-optimization/42963
488 * tree-cfg.c (touched_switch_bbs): New static variable.
489 (group_case_labels_stmt): New function broken out from ...
490 (group_case_labels): ... here, use the above.
491 (start_recording_case_labels): Allocate touched_switch_bbs.
492 (end_recording_case_labels): Deallocate it, call
493 group_case_labels_stmt.
494 (gimple_redirect_edge_and_branch): Remember index of affected BB.
496 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
498 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
501 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
505 2010-04-13 Jan Hubicka <jh@suse.cz>
507 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
508 of optimized out static functions.
509 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
510 cost computation. Also sanity check for overflows.
511 (update_caller_keys): Update cgraph_edge_badness call; properly
512 update fibheap and sanity check that it is up to date.
513 (add_new_edges_to_heap): Update cgraph_edge_badness.
514 (cgraph_decide_inlining_of_small_function): Likewise;
515 add sanity checking that badness in heap is up to date;
516 improve dumping of reason; Update badness of calls to the
517 offline copy of function currently inlined; dump badness
518 of functions not inlined because of unit growth limits.
520 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
523 * c-common.c (pointer_int_sum): Disregard overflow that occured only
524 because of sign-extension change when converting to sizetype here...
525 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
527 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
528 the folding to constants. Remove redundant final conversion.
529 (fold_binary) <associate>: Do not associate if the re-association of
530 constants alone overflows.
531 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
532 to the end of the list.
533 (multiple_of_p) <COND_EXPR>: New case.
535 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
537 * opt-functions.awk (opt_sanitized_name): New.
539 * optc-gen.awk: Use it
540 * opth-gen.awk: Use it.
542 2010-04-13 Martin Jambor <mjambor@suse.cz>
544 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
545 (sra_modify_assign): Delete stmts loading dead data even if racc has no
546 children. Call replace_uses_with_default_def_ssa_name to handle
549 2010-04-13 Michael Matz <matz@suse.de>
552 * builtins.c (expand_builtin_interclass_mathfn): Also create
553 a register if the predicate doesn't match.
555 2010-04-13 Diego Novillo <dnovillo@google.com>
557 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
558 * c-pch.c: Include timevar.h.
559 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
560 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
561 * ggc-common.c: Include timevar.h.
562 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
563 * timevar.def (TV_PCH_SAVE): Define.
564 (TV_PCH_CPP_SAVE): Define.
565 (TV_PCH_PTR_REALLOC): Define.
566 (TV_PCH_PTR_SORT): Define.
567 (TV_PCH_RESTORE): Define.
568 (TV_PCH_CPP_RESTORE): Define.
570 2010-04-13 Michael Matz <matz@suse.de>
572 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
574 (can_reassociate_p): New function.
575 (break_up_subtract_bb, reassociate_bb): Use it.
577 2010-04-13 Richard Guenther <rguenther@suse.de>
580 * builtins.c (c_readstr): Fix assert.
582 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
584 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
585 when generating cltd insn.
587 (*ashl<mode>3_1): Remove special handling for register operand 2.
588 (*ashlsi3_1_zext): Ditto.
590 (*ashlhi3_1_lea): Ditto.
592 (*ashlqi3_1_lea): Ditto.
593 (*<shiftrt_insn><mode>3_1): Ditto.
594 (*<shiftrt_insn>si3_1_zext): Ditto.
595 (*<shiftrt_insn>qi3_1_slp): Ditto.
596 (*<rotate_insn><mode>3_1): Ditto.
597 (*<rotate_insn>si3_1_zext): Ditto.
598 (*<rotate_insn>qi3_1_slp): Ditto.
600 2010-04-13 Richard Guenther <rguenther@suse.de>
602 * tree-ssa-structalias.c (callused_id): Remove.
603 (call_stmt_vars): New.
604 (get_call_vi): Likewise.
605 (lookup_call_use_vi): Likewise.
606 (lookup_call_clobber_vi): Likewise.
607 (get_call_use_vi): Likewise.
608 (get_call_clobber_vi): Likewise.
609 (make_transitive_closure_constraints): Likewise.
610 (handle_const_call): Adjust to do per-call call-used handling.
611 (handle_pure_call): Likewise.
612 (find_what_var_points_to): Remove general callused handling.
613 (init_base_vars): Likewise.
614 (init_alias_vars): Initialize call_stmt_vars.
615 (compute_points_to_sets): Process call-used and call-clobbered
616 vars for call statements.
617 (delete_points_to_sets): Free call_stmt_vars.
619 2010-04-13 Richard Guenther <rguenther@suse.de>
621 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
622 Only add RW dependence for dependence distance zero.
623 Adjust maximal vectorization factor according to dependences.
624 Move alignment handling ...
625 (vect_find_same_alignment_drs): ... here. New function.
626 (vect_analyze_data_ref_dependences): Adjust.
627 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
628 (vect_analyze_data_refs): Adjust minimal vectorization factor
629 according to data references.
630 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
631 dependences before determining the vectorization factor.
632 Analyze alignment after determining the vectorization factor.
633 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
634 dependences before alignment.
635 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
637 (vect_analyze_data_refs): Likewise.
638 (MAX_VECTORIZATION_FACTOR): New define.
640 2010-04-13 Duncan Sands <baldrick@free.fr>
642 * except.h (lang_eh_type_covers): Remove.
643 * except.c (lang_eh_type_covers): Likewise.
645 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
646 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
648 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
649 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
650 UNITS_PER_LONG where it is ABI relevant.
651 (s390_return_addr_rtx): Likewise.
652 (s390_back_chain_rtx): Likewise.
653 (s390_frame_area): Likewise.
654 (s390_frame_info): Likewise.
655 (s390_initial_elimination_offset): Likewise.
656 (save_gprs): Likewise.
657 (s390_emit_prologue): Likewise.
658 (s390_emit_epilogue): Likewise.
659 (s390_function_arg_advance): Likewise.
660 (s390_function_arg): Likewise.
661 (s390_va_start): Likewise.
662 (s390_gimplify_va_arg): Likewise.
663 (s390_function_profiler): Likewise.
664 (s390_optimize_prologue): Likewise.
665 (s390_rtx_costs): Likewise.
666 (s390_secondary_reload): Likewise.
667 (s390_promote_function_mode): Likewise.
668 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
669 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
671 (s390_unwind_word_mode): New function.
672 (s390_function_value): Split 64 bit values into register pair if
673 used as return value.
674 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
675 function call parameters. Handle parallels.
676 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
677 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
678 (DWARF_CIE_DATA_ALIGNMENT): New macro.
679 (s390_expand_setmem): Remove unused variable src_addr.
680 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
681 deal with 64 bit registers.
682 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
683 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
684 (UNITS_PER_LONG): New macro.
685 * libjava/include/s390-signal.h: Define extended ucontext
686 structure containing the upper halfs of the 64 bit registers.
688 2010-04-13 Simon Baldwin <simonb@google.com>
690 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
692 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
694 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
695 rvalue on the RHS if the LHS is of a non-renamable type.
696 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
698 2010-04-13 Matthias Klose <doko@ubuntu.com>
700 * gcc.c (cc1_options): Handle -iplugindir before processing
701 the cc1 spec. Only add -iplugindir once.
702 (cpp_unique_options): Add -iplugindir option if -fplugin* options
704 * common.opt (iplugindir): Remove `Separate' property, initialize.
705 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
707 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
708 (distclean): Remove plugin dir.
709 * doc/invoke.texi: Document -iplugindir.
711 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
713 * doc/plugins.texi (Loading Plugins): Document short
715 (Plugin API): Mention default_plugin_dir_name function.
717 * gcc.c (find_file_spec_function): Add new declaration.
718 (static_spec_func): Use it for "find-file".
719 (find_file_spec_function): Add new function.
720 (cc1_options): Add -iplugindir option if -fplugin* options found.
722 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
724 * plugin.c (add_new_plugin): Updated comment, and handle short
726 (default_plugin_dir_name): Added new function.
728 * common.opt (iplugindir): New option to set the plugin directory.
730 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.md (any_rotate): New code iterator.
733 (rotate_insn): New code attribute.
735 (SWIM124): New mode iterator.
736 (<rotate_insn>ti3): New expander.
737 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
738 any_rotate code iterator.
739 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
740 using any_rotate code iterator and SWIM124 mode iterator.
741 (ix86_rotlti3): New insn_and_split pattern.
742 (ix86_rotrti3): Ditto.
743 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
744 ix86_rotl{di,ti}3 patterns.
745 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
746 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
747 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
748 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
749 code iterator and SWI mode iterator.
750 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
751 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
753 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
754 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
755 (bswap rotatert splitter): Add splitter.
756 (bswap splitter): Macroize splitter using any_rotate code iterator.
757 Add insn predicate to split only for TARGET_USE_XCHGB or when
758 optimizing function for size.
760 2010-04-12 Steve Ellcey <sje@cup.hp.com>
762 * config/pa/pa.c (emit_move_sequence): Remove use of
763 deleted variable flag_argument_noalias.
765 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
767 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
769 Add to unsupported targets list.
770 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
771 sparc*-sun-solaris2.[567]* from target lists.
772 * configure: Regenerate.
773 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
775 Remove Solaris 7 patch references.
776 (Specific, sparc-sun-solaris2.7): Removed.
777 (sparc-sun-solaris2*): Update Solaris 7 example.
778 (sparc64-*-solaris2*): Likewise.
780 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
782 * config.build (alpha*-dec-osf4*): Remove.
783 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
784 of obsolete configurations.
785 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
787 * config/alpha/t-osf4: Renamed to ...
788 * config/alpha/t-osf5: ... this.
789 * config/alpha/osf.h: Renamed to ...
790 * config/alpha/osf5.h: ... this.
791 Merged old osf5.h contents.
793 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
794 (EXTRA_SPECS): Removed.
795 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
796 reflect removal of Tru64 UNIX V4.0/V5.0 support.
799 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
801 * doc/contrib.texi (Contributors, Rainer Orth): Update.
803 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
806 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
807 __thiscall convention.
809 2010-04-12 Steve Ellcey <sje@cup.hp.com>
811 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
813 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
815 2010-04-12 Steve Ellcey <sje@cup.hp.com>
817 * function.c (assign_parms_initialize_all): Add unused attribute
820 2010-04-12 Richard Guenther <rguenther@suse.de>
822 * gsstruct.def (GSS_CALL): New.
823 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
824 * gimple.h: Include tree-ssa-alias.h.
825 (struct gimple_statement_call): New.
826 (union gimple_statement_struct_d): Add gimple_call member.
827 (gimple_call_reset_alias_info): Declare.
828 (gimple_call_use_set): New function.
829 (gimple_call_clobber_set): Likewise.
830 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
831 * gimple.c (gimple_call_reset_alias_info): New function.
832 (gimple_build_call_1): Call it.
833 * lto-streamer-in.c (input_gimple_stmt): Likewise.
834 * tree-inline.c (remap_gimple_stmt): Likewise.
835 (expand_call_inline): Remove callused handling.
836 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
837 * tree-dfa.c (dump_variable): Likewise.
838 * tree-parloops.c (parallelize_loops): Likewise.
839 * tree-ssa.c (init_tree_ssa): Likewise.
840 (delete_tree_ssa): Likewise.
841 * tree-flow-inline.h (is_call_used): Remove.
842 * tree-flow.h (struct gimple_df): Remove callused member.
843 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
844 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
845 (ref_maybe_used_by_call_p_1): Simplify.
846 (call_may_clobber_ref_p_1): Likewise.
847 * tree-ssa-structalias.c (compute_points_to_sets): Set
848 the call stmt used and clobbered sets.
849 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
850 (find_tail_calls): Verify the tail call.
852 2010-04-12 Richard Guenther <rguenther@suse.de>
854 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
855 single-iteration always-inline inlining.
856 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
857 (cgraph_decide_inlining): Do not handle always-inline specially.
858 (try_inline): Remove always-inline cycle detection special case.
859 Do not recurse on always-inlines.
860 (cgraph_early_inlining): Do not iterate if not optimizing.
861 (cgraph_gate_early_inlining): remove.
862 (pass_early_inline): Run unconditionally.
863 (gate_cgraph_decide_inlining): New function.
864 (pass_ipa_inline): Use it. Do not run the IPA inliner if
865 not inlining or optimizing.
866 (cgraph_decide_inlining_of_small_functions): Also consider
867 always-inline functions.
868 (cgraph_default_inline_p): Return true for nodes which should
869 disregard inline limits.
870 (estimate_function_body_sizes): Assume zero size and time for
871 nodes which are marked as disregarding inline limits.
872 (cgraph_decide_recursive_inlining): Do not perform recursive
873 inlining on always-inline nodes.
875 2010-04-12 Jakub Jelinek <jakub@redhat.com>
878 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
879 for exprs satisfying handled_component_p.
881 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
883 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
884 non-constant aggregate elements.
886 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
887 is a real initialization.
889 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
892 * c-decl.c (start_function): Move forward check for nested function.
894 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
896 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
897 * config/sh/sh.c: Include reload.h.
898 (sh_legitimize_reload_address): New.
899 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
900 sh_legitimize_reload_address.
902 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
904 * config/sh/sh.md (*movqi_pop): New insn pattern.
905 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
907 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
909 * config/i386/i386.md (any_shiftrt): New code iterator.
910 (shiftrt_insn): New code attribute.
912 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
913 using any_shiftrt code iterator.
914 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
915 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
916 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
917 pattern from corresponding peephole2 patterns.
918 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
919 using any_shiftrt code iterator.
920 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
921 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
922 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
923 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
924 *{ashr,lshr}<mode>3_cmp_zext.
925 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
927 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
931 (*lshr<mode>3_cconly): Ditto.
933 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
935 * config/i386/i386.md (lshr<mode>3): Macroize expander from
936 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
937 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
938 pattern from *lshr{di,ti}3_1 and corresponding splitters using
940 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
941 from corresponding peephole2 patterns.
942 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
943 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
944 and *lshrdi3_1_rex64 using SWI mode iterator.
945 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
946 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
947 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
948 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
949 and *lshrdi3_cmp_rex64 using SWI mode iterator.
950 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
951 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
952 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
953 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
956 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
958 * config/i386/i386.md (ashr<mode>3): Macroize expander from
959 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
960 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
961 pattern from *ashr{di,ti}3_1 and corresponding splitters using
963 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
964 from corresponding peephole2 patterns.
965 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
966 (ashrsi3_cvt): Rename from ashrsi3_31.
967 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
968 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
969 and x86_64_shift_adj_3 using SWI48 mode iterator.
970 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
971 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
972 and *ashrdi3_1_rex64 using SWI mode iterator.
973 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
974 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
975 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
976 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
977 and *ashrdi3_cmp_rex64 using SWI mode iterator.
978 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
979 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
980 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
981 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
983 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
984 * config/i386/i386.c (ix86_split_ashr): Update for renamed
985 x86_shift<mode>_adj_3 expanders.
987 2010-04-10 Wei Guozhi <carrot@google.com>
990 * config/arm/arm.c (arm_pic_static_addr): New function.
991 (legitimize_pic_address): Call arm_pic_static_addr when it detects
993 (arm_output_addr_const_extra): Output expression for new pattern.
994 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
996 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
998 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1001 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1002 * web.c: Include "insn-config.h" and "recog.h".
1003 (union_match_dups): New function.
1004 (web_main): Call it.
1005 (union_defs): Don't try to recognize match_dups.
1007 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1008 if doing so would replace the entire pattern.
1010 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1014 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1015 and splitter pattern. Change splitter operand 1 predicate to
1018 2010-04-09 Martin Jambor <mjambor@suse.cz>
1020 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1021 lattices are addresses of CONST_DECLs with the same initial value.
1022 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1023 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1025 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1026 Bernd Schmidt <bernds@codesourcery.com>
1028 * loop-invariant.c (replace_uses): New static function.
1029 (move_invariant_reg): Use it to ensure we can replace the uses.
1031 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1033 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1035 (picochip_override_options): Enable section anchors only above -O1.
1036 (picochip_reorg): Fixed a couple of build warnings.
1038 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1040 * configure.ac (plugin -rdynamic test): Log result.
1041 * configure: Regenerate.
1042 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1043 (RDYNAMIC_SPEC): Define.
1044 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1046 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1048 * configure.ac: Determine Sun ld version numbers.
1049 (comdat_group): Restrict GNU ld version checks to gld.
1050 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1051 (enable_comdat): Support --enable-comdat.
1052 * configure: Regenerate.
1053 * doc/install.texi (Configuration): Document --enable-comdat.
1055 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1057 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1058 * config/sol2-gld.h: ... here.
1059 * config.gcc (sparc*-*-solaris2*): Reflect this.
1060 (i[34567]86-*-solaris2*): Use it.
1062 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1064 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1066 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1068 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1071 * diagnostic.c (diagnostic_initialize): Initialize
1072 some_warnings_are_errors.
1073 (diagnostic_finish): New.
1074 (diagnostic_action_after_output): Call it before exiting.
1075 (diagnostic_report_diagnostic): Do not print message here. Set
1076 some_warnings_are_errors.
1077 * diagnostic.h (diagnostic_context): Delete
1078 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1079 (diagnostic_finish): Declare.
1080 * toplev.c (toplev_main): Call it before exit.
1082 2010-04-09 Jason Merrill <jason@redhat.com>
1085 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1086 for incomplete type.
1089 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1090 based on a warning flag.
1092 2010-04-09 Richard Guenther <rguenther@suse.de>
1094 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1096 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1099 * varasm.c (default_assemble_visibility): Wrap vars that are
1100 set, but unused, by targets without GAS.
1101 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1102 Remove set, but unused, vars.
1103 (rs6000_legitimize_tls_address): Likewise.
1104 (altivec_expand_dst_builtin): Likewise.
1105 * config/darwin.c (machopic_classify_symbol): Likewise.
1106 (machopic_indirection_name): Likewise.
1108 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1110 * config/i386/i386.md (DWI): New mode iterator.
1111 (S): New mode attribute.
1112 (shift_operand): Ditto.
1113 (shift_immediate_operand): Ditto.
1114 (ashl_input_operand): Ditto.
1115 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1116 using SDWIM mode iterator.
1117 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1118 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1120 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1121 from corresponding peephole2 patterns.
1122 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1123 and x86_64_shift_adj_1 using SWI48 mode iterator.
1124 (x86_shift<mode>_adj_2): Ditto.
1125 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1126 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1127 using SWI48 mode iterator.
1128 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1129 *ashldi3_cmp_rex64 using SWI mode iterator.
1130 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1131 *ashldi3_cconly_rex64 using SWI mode iterator.
1132 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1133 x86_shift<mode>_adj_{1,2}.
1134 (ix86_split_ashr): Ditto.
1135 (ix86_split_lshr): Ditto.
1137 2010-04-09 Richard Guenther <rguenther@suse.de>
1139 * target.h (builtin_conversion): Pass in input and output types.
1140 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1141 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1142 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1143 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1145 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1147 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1149 2010-04-09 Richard Guenther <rguenther@suse.de>
1152 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1154 2010-04-09 Richard Guenther <rguenther@suse.de>
1156 * tree-vectorizer.h (struct _stmt_vec_info): Document
1157 that vectype is the type of the LHS.
1158 (supportable_widening_operation, supportable_narrowing_operation):
1159 Get both input and output vector types as arguments.
1160 (vect_is_simple_use_1): Declare.
1161 (get_same_sized_vectype): Likewise.
1162 * tree-vect-loop.c (vect_determine_vectorization_factor):
1163 Set STMT_VINFO_VECTYPE to the vector type of the def.
1164 (vectorizable_reduction): Adjust.
1165 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1166 Adjust. Specify the output vector type.
1167 (vect_pattern_recog_1): Adjust.
1168 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1169 (vectorizable_call): Adjust.
1170 (vectorizable_conversion): Likewise.
1171 (vectorizable_operation): Likewise.
1172 (vectorizable_type_demotion): Likewise.
1173 (vectorizable_type_promotion): Likewise.
1174 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1176 (vect_is_simple_use_1): New function.
1177 (supportable_widening_operation): Get both input and output
1179 (supportable_narrowing_operation): Likewise.
1180 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1182 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1184 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1185 __thiscall and _thiscall as predefined macros.
1186 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1187 thiscall attribute handling.
1188 (ix86_comp_type_attributes): Likewise.
1189 (ix86_function_regparm): Likewise.
1190 (ix86_return_pops_args): Likewise.
1191 (init_cumulative_args): Likewise.
1192 (find_drap_reg): Likewise.
1193 (ix86_static_chain): Likewise.
1194 (x86_this_parameter): Likewise.
1195 (x86_output_mi_thunk): Likewise.
1196 (ix86_attribute_table): Add description for thiscall attribute.
1197 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1198 * doc/extend.texi: Add documentation for thiscall.
1200 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1203 * c.opt (Wint-to-pointer-cast): Available in C++.
1204 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1206 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1208 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1209 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1210 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1211 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1212 function type instead. Reorder and simplify checks.
1214 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1216 2010-04-08 Jing Yu <jingyu@google.com>
1217 Zdenek Dvorak <ook@ucw.cz>
1219 PR tree-optimization/42720
1220 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1221 loop unswitch conditions here from ...
1222 (tree_unswitch_single_loop): ... here.
1224 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1226 * tree-if-conv.c: Fix comments and simplify logic.
1228 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1230 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1231 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1232 (main_tree_if_conversion): Update call to tree_if_conversion.
1234 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1237 * doc/invoke.texi (-b,-V): Delete.
1238 * doc/tm.texi: Do not mention -b.
1239 * gcc.c (display_help): Delete -b and -V.
1240 (process_command): Delete -b and -V.
1241 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1243 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1244 Wolfgang Gellerich <gellerich@de.ibm.com>
1246 Implement target hook for loop unrolling
1247 * target.h (loop_unroll_adjust): Add a new target hook function.
1248 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1249 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1250 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1251 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1252 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1254 (decide_unroll_stupid): Likewise.
1256 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1259 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1261 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1263 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1264 (Specific, *-*-solaris2*): Likewise.
1265 Don't prefer Sun as over GNU as.
1267 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1269 * config/s390/s390.c (override_options): Adjust the z10
1270 defaults for max-unroll-times, max-completely-peeled-insns
1271 and max-completely-peel-times.
1273 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1275 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1276 instructions for z10.
1277 (s390_expand_setmem): Likewise.
1278 (s390_expand_cmpmem): Likewise.
1280 2010-04-08 Richard Guenther <rguenther@suse.de>
1282 PR tree-optimization/43679
1283 * tree-ssa-pre.c (eliminate): Only propagate copies.
1285 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1288 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1289 set but not used variable warning.
1291 2010-04-08 Wei Guozhi <carrot@google.com>
1294 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1295 (arm_size_rtx_costs): Call the new function when optimized for size.
1297 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1300 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1301 op0 is not a MEM, just return NULL instead of assertion
1303 (discover_nonconstant_array_refs): Don't walk debug stmts.
1305 2010-04-08 Doug Kwan <dougkwan@google.com>
1307 * configure.ac: Recognize gold and do not use its version number
1308 to test ld features.
1309 * configure: Regenerate.
1311 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1314 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1315 (negate_value): Move code to push elements to broken_up_substracts ...
1316 (eliminate_plus_minus_pair): ... here. Push operands that have no
1317 negative pair to plus_negates.
1318 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1320 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1322 * doc/install.texi (Configuration): Move description of
1323 --enable-lto, --with-libelf*, --enable-gold from Java section to
1326 * doc/generic.texi (Working with declarations)
1327 (Function Properties, C and C++ Trees): Fix typos.
1328 * doc/sourcebuild.texi (Top Level): Likewise.
1330 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1333 * tree.h (DECL_READ_P): Define.
1334 (struct tree_decl_common): Add decl_read_flag.
1335 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1336 a set but not used warning.
1337 (merge_decls): Merge DECL_READ_P flag.
1338 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1339 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1340 * c-common.c (handle_used_attribute, handle_unused_attribute):
1342 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1344 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1346 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1347 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1348 c_parser_binary_expression, c_parser_cast_expression,
1349 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1350 Call default_function_array_read_conversion instead of
1351 default_function_array_conversion where needed.
1352 (c_parser_unary_expression, c_parser_conditional_expression,
1353 c_parser_postfix_expression_after_primary, c_parser_initelt):
1354 Likewise. Call mark_exp_read where needed.
1355 (c_parser_statement_after_labels, c_parser_asm_operands,
1356 c_parser_typeof_specifier, c_parser_sizeof_expression,
1357 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1359 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1361 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1362 (warn_unused_but_set_parameter): Default to warn_unused
1364 * doc/invoke.texi: Document -Wunused-but-set-variable and
1365 -Wunused-but-set-parameter.
1367 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1368 used count variable.
1369 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1370 when operandN variables aren't used in the body of the expander
1372 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1373 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1374 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1375 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1376 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1377 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1378 * tree.c (PROCESS_ARG): Likewise.
1380 2010-04-07 Simon Baldwin <simonb@google.com>
1382 * diagnostic.h (diagnostic_override_option_index): New macro to
1383 set a diagnostic's option_index.
1384 * c-tree.h (c_cpp_error): Add warning reason argument.
1385 * opts.c (_warning_as_error_callback): New.
1386 (register_warning_as_error_callback): Store callback for
1387 warnings enabled via enable_warning_as_error.
1388 (enable_warning_as_error): Call callback, minor code tidy.
1389 * opts.h (register_warning_as_error_callback): Declare.
1390 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1391 response to -Werror=.
1392 (c_common_init_options): Register warning_as_error_callback in opts.c.
1393 * common.opt: Add -Wno-cpp option.
1394 * c-common.c (struct reason_option_codes_t): Map cpp warning
1395 reason codes to gcc option indexes.
1396 * (c_option_controlling_cpp_error): New function, lookup the gcc
1397 option index for a cpp warning reason code.
1398 * (c_cpp_error): Add warning reason argument, call
1399 c_option_controlling_cpp_error for diagnostic_override_option_index.
1400 * doc/invoke.texi: Document -Wno-cpp.
1402 2010-04-07 Richard Guenther <rguenther@suse.de>
1404 * ipa-reference.c (mark_load): Use get_base_address.
1405 (mark_store): Likewise.
1407 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1408 inserting GIMPLE_NOPs into the IL.
1409 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1410 Explicitly strip handled components and indirect references.
1412 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1413 folding address expressions.
1414 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1415 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1416 operand_equal_p to compare decls.
1417 (ptr_deref_may_alias_decl_p): Likewise.
1418 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1419 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1420 Handle reversed comparison ops.
1421 * tree-sra.c (asm_visit_addr): Use get_base_address.
1422 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1423 * ipa-reference.c (mark_address): Use get_base_address.
1425 2010-04-07 Richard Guenther <rguenther@suse.de>
1427 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1428 Propagate constants everywhere.
1430 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1433 * tree.c (MAX_INT_CACHED_PREC): Define.
1434 (nonstandard_integer_type_cache): New array.
1435 (build_nonstandard_integer_type): Cache results for precision
1436 <= MAX_INT_CACHED_PREC.
1438 2010-04-07 Richard Guenther <rguenther@suse.de>
1440 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1441 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1442 * common.opt: Likewise.
1443 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1444 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1445 (nonoverlapping_memrefs_p): Likewise.
1446 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1447 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1448 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1449 OPT_fargument_noalias_global for backward compatibility.
1451 2010-04-07 Richard Guenther <rguenther@suse.de>
1453 PR tree-optimization/43270
1454 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1455 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1456 * tree-ssa-pre.c (phi_translate_1): Adjust.
1457 (fully_constant_expression): Split out vn_reference handling to ...
1458 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1459 Fold reads from constant strings.
1460 (vn_reference_lookup): Handle fully constant references.
1461 (vn_reference_lookup_pieces): Likewise.
1462 * Makefile.in (expmed.o-warn): Add -Wno-error.
1464 2010-04-07 Martin Jambor <mjambor@suse.cz>
1466 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1468 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1471 * gcc.c: Add -static-libstdc++ to list of recognized options.
1473 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1475 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1477 2010-04-07 Richard Guenther <rguenther@suse.de>
1480 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1481 bases build simple mem attributes to retain points-to information.
1483 2010-04-07 Richard Guenther <rguenther@suse.de>
1486 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1487 preserve points-to related information.
1489 2010-04-07 Richard Guenther <rguenther@suse.de>
1492 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1493 discard plain indirect references.
1494 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1495 * tree.c (tree_nop_conversion): Likewise.
1497 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1500 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1502 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1504 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1505 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1507 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1509 * tree-if-conv.c: Fix indentation and comments.
1511 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1513 * tree-if-conv.c: Sort static functions in topological order.
1515 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1517 * tree-if-conv.c: Fix indentation and comments.
1519 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1522 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1523 lang_hooks.types.type_for_size instead of
1524 build_nonstandard_integer_type.
1525 When converting an unsigned type to signed, double its precision.
1526 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1527 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1528 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1531 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1534 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1535 POINTER_PLUS_EXPR for pointer types.
1537 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1540 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1541 * graphite-clast-to-gimple.c: Include langhooks.h.
1542 (max_signed_precision_type): New.
1543 (max_precision_type): Takes two types as arguments.
1544 (precision_for_value): New.
1545 (precision_for_interval): New.
1546 (gcc_type_for_interval): New.
1547 (gcc_type_for_value): New.
1548 (gcc_type_for_clast_term): New.
1549 (gcc_type_for_clast_red): New.
1550 (gcc_type_for_clast_bin): New.
1551 (gcc_type_for_clast_expr): Split up into several functions.
1552 (gcc_type_for_clast_eq): Rewritten.
1553 (compute_bounds_for_level): New.
1554 (compute_type_for_level_1): New.
1555 (compute_type_for_level): New.
1556 (gcc_type_for_cloog_iv): Removed.
1557 (gcc_type_for_iv_of_clast_loop): Rewritten.
1558 (graphite_create_new_loop): Compute the lower and upper bound types
1559 with gcc_type_for_clast_expr.
1560 (graphite_create_new_loop_guard): Same.
1561 (find_cloog_iv_in_expr): Removed.
1562 (compute_cloog_iv_types_1): Removed.
1563 (compute_cloog_iv_types): Removed.
1564 (gloog): Do not call compute_cloog_iv_types.
1565 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1567 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1568 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1569 (GBB_CLOOG_IV_TYPES): Removed.
1571 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1573 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1574 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1575 (detect_commutative_reduction): Same.
1577 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1579 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1580 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1582 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1583 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1584 (rewrite_commutative_reductions_out_of_ssa): Same.
1585 * passes.c (execute_function_todo): Call verify_ssa for every pass
1586 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1587 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1588 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1589 with an extra argument.
1590 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1591 verify_ssa only when the extra argument is true.
1592 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1593 with an extra argument.
1594 (tree_transform_and_unroll_loop): Same.
1596 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1598 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1599 for all the passes of the LNO having LOOP_CLOSED_SSA.
1600 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1601 * tree-loop-distribution.c (pass_loop_distribution): Same.
1602 * tree-pass.h (TODO_verify_loops): Removed.
1603 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1605 (pass_tree_unswitch): Same.
1606 (pass_predcom): Same.
1607 (pass_vectorize): Same.
1608 (pass_linear_transform): Same.
1609 (pass_graphite_transforms): Same.
1610 (pass_iv_canon): Same.
1611 (pass_complete_unroll): Same.
1612 (pass_complete_unrolli): Same.
1613 (pass_parallelize_loops): Same.
1614 (pass_loop_prefetch): Same.
1615 (pass_iv_optimize): Same.
1617 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1620 * passes.c (init_optimization_passes): Move pass_lim before
1621 pass_copy_prop and pass_dce_loop.
1623 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1626 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1627 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1628 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1629 MULTI_* defines for 4 argument vpermil2p* builtins.
1631 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1633 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1634 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1635 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1636 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1637 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1638 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1639 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1640 Use x86_maybe_negate_const_int to output insn mnemonic.
1641 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1642 check from instruction predicate. Update comments.
1643 * config/i386/sync.md (sync_add<mode>): Use
1644 x86_maybe_negate_const_int to output insn mnemonic.
1646 2010-04-06 Jan Hubicka <jh@suse.cz>
1648 PR tree-optimization/42906
1649 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1650 IGNORE_SELF argument. Set visited_control_parents for fully
1652 (find_obviously_necessary_stmts): Update call of
1653 mark_control_dependent_edges_necessary.
1654 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1656 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1658 * config/i386/i386.md: Remove comment about 'e' and 'E'
1661 2010-04-06 Richard Guenther <rguenther@suse.de>
1663 PR tree-optimization/43627
1664 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1665 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1668 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1670 * BASE-VER: Change to 4.6.0.
1673 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1676 2010-04-06 Richard Guenther <rguenther@suse.de>
1679 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1681 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1683 * doc/invoke.texi (Optimize Options): Document that LTO
1684 won't remove object access purely due to incompatible
1687 2010-04-04 Matthias Klose <doko@ubuntu.com>
1689 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1690 Initialize variable.
1692 2010-04-03 Richard Guenther <rguenther@suse.de>
1695 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1696 require a non-NULL MEM_OFFSET.
1698 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1700 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1701 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1702 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1703 config/alpha/predicates.md, config/arm/arm.md,
1704 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1705 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1706 config/darwin9.h, config/darwin.c, config/darwin.h,
1707 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1708 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1709 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1710 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1711 config/mips/mips.md, config/mn10300/mn10300.c,
1712 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1713 config/rs6000/aix.h, config/rs6000/dfp.md,
1714 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1715 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1716 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1717 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1718 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1719 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1720 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1721 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1722 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1723 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1724 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1725 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1726 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1727 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1728 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1729 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1730 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1731 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1732 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1733 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1734 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1735 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1736 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1737 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1738 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1739 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1740 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1741 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1742 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1743 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1744 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1745 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1746 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1747 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1748 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1749 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1751 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1754 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1755 * aclocal.m4: Regenerate.
1757 2010-04-02 Richard Guenther <rguenther@suse.de>
1759 PR tree-optimization/43629
1760 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1761 if we have seen a constant value.
1763 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1765 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1767 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1770 * arm.c (legitimize_tls_address): Adjust call to
1771 gen_tls_load_dot_plus_four.
1772 (arm_note_pic_base): New function.
1773 (arm_cannot_copy_insn_p): Use it.
1774 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1777 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1782 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1784 * Makefile.in ($(out_object_file)): Depend on
1785 gt-$(basename $(notdir $(out_file))).h.
1787 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1789 * config.gcc (lm32-*-rtems*): Add t-lm32.
1791 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1793 * config.gcc: Add lm32-*-rtems*.
1794 * config/lm32/rtems.h: New file.
1796 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1799 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1801 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1803 * dwarf2out.c (output_compilation_unit_header): For
1804 -gdwarf-4 use version 4 instead of version 3.
1805 (output_line_info): For version 4 and above emit additional
1806 maximum ops per insn header field.
1807 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1809 * dwarf2out.c (is_c_family, is_java): Remove.
1810 (lower_bound_default): New function.
1811 (add_bound_info, gen_descr_array_type_die): Use it.
1813 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1816 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1817 re-declaration when it happens in a function.
1819 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1821 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1822 (cgraph_remove_function_insertion_hook): Same.
1823 (cgraph_call_function_insertion_hooks): Same.
1825 2010-04-01 Richard Guenther <rguenther@suse.de>
1828 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1829 and TREE_THIS_VOLATILE.
1830 (copy_ref_info): Likewise.
1831 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1832 * tree.c (build6_stat): Ignore side-effects of all but arg5
1833 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1836 2010-04-01 Richard Guenther <rguenther@suse.de>
1838 PR tree-optimization/43607
1839 * ipa-type-escape.c (check_call): Do not access non-existing
1842 2010-04-01 Richard Guenther <rguenther@suse.de>
1846 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1847 Jack Howarth <howarth@bromo.med.uc.edu>
1849 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1852 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1854 * doc/install.texi (Prerequisites): Document libelf usability on
1855 IRIX 5/6 and Solaris 2.
1856 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1857 Update GNU as, GNU ld requirements.
1858 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1859 Document Sun Studio compiler download.
1860 Update and simplify as, ld recommendations.
1861 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1863 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1865 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1866 with_tune_32 to pentium4.
1868 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1870 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1872 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1874 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1875 obsoletion, removal.
1877 Document GNU as requirement.
1878 Update configure requirements.
1879 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1880 Recomment IRIX 6.5.18+.
1881 Document IDF/IDL requirement.
1882 Document GNU as requirement.
1883 Document GNU ld bootstrap failure.
1884 Remove freeware.sgi.com reference.
1886 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1888 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1889 UNIX V4.0, V5.0 obsoletion, removal.
1890 Remove --with-gc=simple reference.
1891 Update VM requirements during bootstrap.
1892 Remove -oldas bootstrap description.
1893 Update binutils reference.
1894 Remove comparison failure note.
1896 2010-03-31 Richard Guenther <rguenther@suse.de>
1897 Zdenek Dvorak <ook@ucw.cz>
1898 Sebastian Pop <sebastian.pop@amd.com>
1901 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1902 with multiple arguments.
1903 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1905 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1907 * graphite-dependences.c (print_pddr): Call print_pdr with an
1909 * graphite-poly.c (debug_pdr): Add an extra argument for the
1912 (print_pbb_domain): Same.
1914 (print_scop_context): Same.
1916 (print_cloog): Same.
1917 (debug_pbb_domain): Same.
1921 (debug_scop_context): Same.
1923 (debug_cloog): Same.
1924 (print_scop_params): Same.
1925 (debug_scop_params): Same.
1926 (print_iteration_domain): Same.
1927 (print_iteration_domains): Same.
1928 (debug_iteration_domain): Same.
1929 (debug_iteration_domains): Same.
1930 (print_scattering_function): Same.
1931 (print_scattering_functions): Same.
1932 (debug_scattering_function): Same.
1933 (debug_scattering_functions): Same.
1934 * graphite-poly.h (debug_pdr): Update declaration.
1936 (print_pbb_domain): Same.
1938 (print_scop_context): Same.
1940 (print_cloog): Same.
1941 (debug_pbb_domain): Same.
1945 (debug_scop_context): Same.
1947 (debug_cloog): Same.
1948 (print_scop_params): Same.
1949 (debug_scop_params): Same.
1950 (print_iteration_domain): Same.
1951 (print_iteration_domains): Same.
1952 (debug_iteration_domain): Same.
1953 (debug_iteration_domains): Same.
1954 (print_scattering_function): Same.
1955 (print_scattering_functions): Same.
1956 (debug_scattering_function): Same.
1957 (debug_scattering_functions): Same.
1959 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1961 * graphite-poly.c (print_scattering_function_1): New.
1962 (print_scattering_function): Call it.
1963 (print_scop_params): Remove spaces at the end of lines.
1966 * graphite-poly.h (print_cloog): Declared.
1967 (debug_cloog): Declared.
1969 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1971 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1973 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1974 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1975 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1976 to switch between adding the IV bump in loop->latch or in loop->header.
1978 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1980 * graphite-poly.c (print_scattering_function): Pretty print following
1983 (print_pbb_domain): Same.
1984 (dump_gbb_cases): Same.
1985 (dump_gbb_conditions): Same.
1988 (print_scop_params): Same.
1989 (print_scop_context): Same.
1991 (print_pbb_body): New.
1992 (lst_indent_to): New.
1993 (print_lst): Start new lines with a #.
1994 * graphite-poly.h (pbb_bb): New.
1995 (pbb_index): Use pbb_bb.
1996 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1998 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2000 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2002 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2003 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2004 and 0 instead of 1 for dw_val_class_flag.
2005 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2006 dw_val_class_range_list, dw_val_class_loc_list,
2007 dw_val_class_lineptr and dw_val_class_macptr, use
2008 DW_FORM_flag_present for dw_val_class_flag and
2009 DW_FORM_exprloc for dw_val_class_loc.
2010 (output_die): For -gdwarf-4 print dw_val_class_loc
2011 size as uleb128 instead of 1 or 2 bytes and don't print
2012 anything for dw_val_class_flag.
2014 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2015 instead of cselib_lookup following by tweaking locs->setting_insn.
2018 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2019 even before returning from label, setjmp call or volatile asm
2022 2010-03-31 Richard Guenther <rguenther@suse.de>
2025 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2026 temporary data on stack.
2028 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2030 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2031 (PUSHSECTION_ASM_OP): Remove.
2032 (POPSECTION_ASM_OP): Remove.
2033 (PUSHSECTION_FORMAT): Remove.
2034 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2035 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2036 * config/sol2.c (solaris_output_init_fini): Use it.
2038 2010-03-31 Jie Zhang <jie@codesourcery.com>
2041 * opt-functions.awk (var_type_struct): Use signed char type
2042 for simple variables.
2044 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2046 * config/sol2.c: Include output.h.
2047 (solaris_assemble_visibility): New function.
2048 * config/t-sol2 (sol2.o): Add output.h dependency.
2049 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2050 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2053 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2056 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2057 V2SImode or XFmode on PRE_DEC.
2060 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2063 2010-03-31 Jie Zhang <jie@codesourcery.com>
2066 * reload.h (caller_save_initialized_p): Declare.
2067 * toplev.c (backend_init_target): Don't call
2068 init_caller_save but set caller_save_initialized_p to false.
2069 * caller-save.c (caller_save_initialized_p): Define.
2070 (init_caller_save): Check caller_save_initialized_p.
2071 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2073 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2076 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2077 and soft-fp/t-softfp to tmake_file.
2078 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2079 (LIBGCC2_TF_CEXT): Define.
2082 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2085 * cselib.c (n_useless_values): Document handling of debug locs.
2086 (n_useless_debug_values, n_debug_values): New variables.
2087 (new_elt_loc_list): Don't add to debug values, keep count.
2088 (promote_debug_loc): New.
2089 (cselib_reset_table): Zero new variables.
2090 (entry_and_rtx_equal_p): Promote debug locs.
2091 (discard_useless_locs): Increment n_useless_debug_values for
2093 (remove_useless_values): Adjust n_useless_values and n_debug_values
2094 with n_useless_debug_values.
2095 (add_mem_for_addr): Promote debug locs.
2096 (cselib_lookup_mem): Likewise.
2097 (cselib_lookup_addr): Renamed to...
2098 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2099 (cselib_log_lookup): ... this. Turn into...
2100 (cselib_lookup_addr): ... new wrapper.
2101 (cselib_lookup_from_insn): New.
2102 (cselib_invalidate_regno): Increment n_useless_debug_values for
2104 (cselib_invalidate_mem): Likewise.
2105 (cselib_process_insn): Take n_deleted and n_debug_values into
2106 account to guard remove_useless_value call.
2107 (cselib_finish): Zero n_useless_debug_values.
2108 * cselib.h (cselib_lookup_from_insn): Declare.
2109 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2110 (sched_analyze_2): Likewise.
2112 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2114 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2116 (adjust_mems): Replace narrowing SUBREG of expression containing
2117 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2118 with operations in the narrower mode.
2121 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2122 regs_invalidated_by_call instead all call_used_reg_set registers.
2124 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2127 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2128 pointer comparisons with types_compatible_p.
2129 * tree-vect-stmts.c (vectorizable_call): Same.
2130 (vectorizable_condition): Same.
2132 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2134 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2135 stack check if the mask would be zero.
2137 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2138 Jack Howarth <howarth@bromo.med.uc.edu>
2140 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2143 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2146 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2148 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2149 Include ___unordxf2 and ___unordtf2.
2150 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2153 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2155 * config/lm32/t-lm32: New file.
2156 * config.gcc: Use the above file when targetting lm32.
2158 2010-03-28 Duncan Sands <baldrick@free.fr>
2160 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2162 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2165 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2166 Improve vectorization cost model diagnostic.
2168 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2171 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2172 compute_data_dependences_for_loop returns false, early exit
2173 and output an extra diagnostic for the failed data reference
2176 2010-03-29 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/43560
2179 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2180 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2182 2010-03-29 Jie Zhang <jie@codesourcery.com>
2185 * toplev.c (process_options): Set optimization_default_node
2186 and optimization_current_node.
2187 * opts.c (decode_options): Don't set optimization_default_node
2188 and optimization_current_node.
2190 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2192 * config/rtems.h: Abandon -qrtems_debug.
2194 2010-03-28 Jan Hubicka <jh@suse.cz>
2196 PR tree-optimization/43505
2197 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2198 map should not be copied.
2200 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2203 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2204 cdtors, set DECL_PRESERVE_P.
2205 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2208 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2210 PR tree-optimization/43528
2211 * stor-layout.c (place_field): Check that constant fits into
2212 unsigned HWI when skipping calculation of MS bitfield layout.
2214 2010-03-27 Jan Hubicka <jh@suse.cz>
2217 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2218 notice_global_symbol work.
2220 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2222 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2223 instead of dwarf2out_decl.
2224 (struct var_loc_node): Remove section_label field.
2225 (dwarf2out_function_decl): New function.
2226 (dwarf2out_var_location): Don't set section_label field.
2227 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2229 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2231 PR tree-optimization/43544
2232 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2233 First argument for builtin vectorized function hook is now a
2234 tree to be able to distinguish between machine specific and
2236 * targhooks.c (default_builtin_vectorized_function): Ditto.
2237 * targhooks.h (default_builtin_vectorized_function): Ditto.
2238 * target.h (struct gcc_target): Ditto.
2239 * tree-vect-stmts.c (vectorizable_function): Ditto.
2240 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2241 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2244 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2247 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2248 nested binding iff it is a FUNCTION_DECL.
2249 (store_parm_decls_newstyle): Pass nested=true to bind for
2250 FUNCTION_DECLs amongst parameters.
2252 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2254 * var-tracking.c (vt_expand_loc_callback): Don't run
2255 cselib_expand_value_rtx_cb in dummy mode if
2256 cselib_dummy_expand_value_rtx_cb returned false.
2258 * var-tracking.c (emit_note_insn_var_location): For one part
2259 notes with offset 0, don't add EXPR_LIST around the location.
2260 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2261 add_location_or_const_value_attribute): Adjust for that change.
2264 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2265 into first operand and location into second.
2266 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2267 dw_cfi_oprnd_loc for DW_CFA_expression.
2268 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2269 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2270 assume first argument is regnum and second argument is location.
2272 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2275 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2276 of scratch register to DImode. Split to DImode comparison operator.
2277 Use SImode subreg of scratch register in the multiplication.
2278 (*cmp_sadd_sidi): Ditto.
2279 (*cmp_ssub_si): Ditto.
2280 (*cmp_ssub_sidi): Ditto.
2282 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2285 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2286 Remove invalid assert and wrong comment.
2288 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2291 * flags.h (final_insns_dump_p): New extern.
2292 * final.c (final_insns_dump_p): New variable.
2293 (rest_of_clean_state): Set it before -fdump-final-insns=
2294 dumping, clear afterwards.
2295 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2296 MEM_ALIAS_SET on MEMs.
2298 2010-03-26 David S. Miller <davem@davemloft.net>
2300 * configure.ac: Fix sparc GOTDATA_OP bug check.
2301 * configure: Rebuild.
2303 2010-03-26 Alan Modra <amodra@gmail.com>
2305 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2307 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2309 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2310 TLS_SECTION_ASM_FLAG.
2312 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2315 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2316 Clear first_function_block_is_cold.
2319 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2320 argument if the argument is truth_value_p.
2322 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2324 * config/rs6000/constraints.md: Update copyright year for my changes.
2327 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2328 used in reg+reg addressing, swap registers.
2330 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2333 * target.h (struct gcc_target): Add code_end hook.
2334 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2336 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2337 * toplev.c (compile_file): Call targetm.asm_out.code_end
2338 hook before unwind info/debug info output.
2339 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2340 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2341 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2342 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2343 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2344 * config/i386/i386.c (ix86_file_end): Renamed to...
2345 (ix86_code_end): ... this. Make static. Don't call
2346 file_end_indicate_exec_stack. Emit unwind info using
2347 final_start_function/final_end_function.
2348 (darwin_x86_file_end): Remove.
2349 (TARGET_ASM_CODE_END): Define.
2350 * config/i386/i386.h (TARGET_ASM_FILE_END,
2351 NEED_INDICATE_EXEC_STACK): Don't define.
2352 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2353 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2354 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2355 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2358 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2359 at the beginning and final_end_function at the end.
2360 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2362 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2364 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2365 and Sun as TLS syntax.
2366 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2367 * configure: Regenerate.
2368 * config.in: Regenerate.
2369 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2370 (default_elf_asm_named_section): Use it.
2371 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2372 (i386_output_dwarf_dtprel): Likewise.
2373 (output_addr_const_extra): Likewise.
2374 (output_pic_addr_const): Lowercase @GOTTPOFF.
2375 (output_addr_const_extra): Likewise.
2376 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2377 (output_addr_const_extra): Likewise.
2378 (output_pic_addr_const): Lowercase @INDNTPOFF.
2379 (output_addr_const_extra): Likewise.
2380 (output_pic_addr_const): Lowercase @NTPOFF.
2381 (output_addr_const_extra): Likewise.
2382 (output_pic_addr_const): Lowercase @TPOFF.
2383 (output_addr_const_extra): Likewise.
2384 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2385 (*tls_global_dynamic_64): Likewise.
2386 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2387 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2389 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2390 (ASM_OUTPUT_TLS_COMMON): Use it.
2391 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2394 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2395 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2396 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2397 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2398 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2399 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2401 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2403 * config/i386/i386.c (override_options): Don't accept
2404 -mtls-dialect=sun any longer.
2405 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2406 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2407 (*tls_local_dynamic_base_32_sun): Likewise.
2408 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2410 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2413 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2414 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2417 * ira.c (adjust_cleared_regs): New function.
2418 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2422 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2424 * expr.c (expand_expr_real): Restore previous
2425 curr_insn_source_location and curr_insn_block after
2426 expand_expr_real_1 call.
2427 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2428 instead of expand_expr_real_1.
2430 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2432 PR rtl-optimization/43413
2433 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2436 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2439 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2440 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2442 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/i386.c (ix86_target_string): Add -mfma.
2445 Fix a typo in comment.
2447 2010-03-22 Mike Stump <mikestump@comcast.net>
2450 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2451 Don't overly align based upon packed packed fields.
2453 2010-03-22 Jason Merrill <jason@redhat.com>
2455 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2456 Use () rather than [], and move before the element type.
2458 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2460 * doc/configfiles.texi (Configuration Files): Removed
2461 fixinc/Makefile*, intl/Makefile.*.
2462 * doc/makefile.texi: Fixed markup. Abstract from version
2463 control system used.
2464 (Makefile): Removed obsolete gcc/java/parse.y example.
2465 * doc/sourcebuild.texi: Likewise.
2466 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2467 libgomp, libssp. Removed fastjar.
2468 (Miscellaneous Docs): Clarify location.
2469 Added COPYING3, COPYING3.LIB.
2470 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2472 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2475 * config/i386/i386.c (x86_function_profiler)
2476 [!NO_PROFILE_COUNTERS]: Fix typo.
2477 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2480 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2481 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2483 * doc/sourcebuild.texi (Test Directives): Split into six
2484 subsections, with most of the current text in new subsections
2485 Directives, Selectors, and Final Actions.
2486 (Directives): Split list of test directives into multiple
2488 (Selectors): Describe use and syntax of selectors.
2489 (Effective-Target Keywords): Describe all existing keywords.
2490 (Add Options): Describe features for dg-add-options.
2491 (Require Support): Describe variants of dg-require-support.
2492 (Final Actions): Describe commands to use in dg-final.
2494 2010-03-22 Michael Matz <matz@suse.de>
2497 * recog.c (validate_replace_rtx_group): Replace also in
2498 REG_EQUAL and REG_EQUIV notes.
2500 2010-03-22 Richard Guenther <rguenther@suse.de>
2502 PR tree-optimization/43390
2503 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2504 sure vector extracts are type correct.
2506 2010-03-22 Richard Guenther <rguenther@suse.de>
2509 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2510 x * sqrt (x) even when optimizing for size if the target
2511 has native support for sqrt.
2513 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2515 * varasm.c (make_decl_rtl_for_debug): Also clear
2516 flag_mudflap for the duration of make_decl_rtl call.
2519 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2520 locs from preserved VALUEs.
2522 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2525 * pa.md (movmemsi): Set align to one if zero.
2526 (movmemdi): Likewise.
2528 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2531 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2532 with their corresponding prologue pushes.
2534 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2537 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2538 at the begining or end.
2539 (spu_expand_epilogue): Likewise.
2541 2010-03-20 Richard Guenther <rguenther@suse.de>
2543 PR rtl-optimization/43438
2544 * combine.c (make_extraction): Properly zero-/sign-extend an
2545 extraction of the low part of a CONST_INT. Also handle
2548 2010-03-19 Mike Stump <mikestump@comcast.net>
2550 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2551 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2552 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2554 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2557 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2560 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2562 PR rtl-optimization/42258
2563 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2564 use that may match DEF.
2567 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2568 the cost of loading the constant rather than assuming
2570 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2571 outer code is AND, do the same tests as the andsi3 expander and
2572 return COSTS_N_INSNS (1) if and is cheap.
2574 * optabs.c (avoid_expensive_constant): Fix formatting.
2576 2010-03-19 Michael Matz <matz@suse.de>
2579 * attribs.c (decl_attributes): When rebuilding a function pointer
2580 type use the same qualifiers as the original pointer type.
2582 2010-03-19 Martin Jambor <mjambor@suse.cz>
2584 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2585 and is_gimple_ip_invariant_address.
2587 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2590 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2592 * config/arm/arm.c (arm_override_options): Turn off
2593 flag_dwarf2_cfi_asm for AAPCS variants.
2595 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2598 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2599 Use PRE_MODIFY instead of PRE_DEC.
2600 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2601 (vfp_emit_fstmd): Likewise.
2603 2010-03-19 Michael Matz <matz@suse.de>
2606 * builtins.c (expand_builtin_interclass_mathfn,
2607 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2610 2010-03-19 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/43415
2613 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2614 (phi_translate_1): ... this.
2615 (phi_translate): Move all caching here. Cache all NARY
2616 and REFERENCE translations.
2618 2010-03-19 David S. Miller <davem@davemloft.net>
2620 With help from Eric Botcazou.
2621 * config/sparc/sparc.c: Include dwarf2out.h.
2622 (emit_pic_helper): Delete.
2623 (pic_helper_symbol_name): Delete.
2624 (pic_helper_emitted_p): Delete.
2625 (pic_helper_needed): New.
2626 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2627 (get_pc_thunk_name): New.
2628 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2629 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2630 Set pic_helper_needed to true. Don't call emit_pic_helper.
2631 (sparc_expand_prologue): Update load_pic_register call.
2632 (sparc_output_mi_thunk): Likewise.
2633 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2634 thunk if possible. Output CFI information as needed.
2636 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2637 Jack Howarth <howarth@bromo.med.uc.edu>
2640 * config/i386/i386.h: Fix ABI on darwin x86-32.
2642 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2644 * tree.h: Declare make_decl_rtl_for_debug.
2645 * varasm.c (make_decl_rtl_for_debug): New.
2646 * dwarf2out.c (rtl_for_decl_location): Call it.
2647 * cfgexpand.c (expand_debug_expr): Call it.
2649 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2652 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2656 * var-tracking.c (vt_init_cfa_base): Do nothing if
2657 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2659 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2662 * var-tracking.c (canonicalize_vars_star): New.
2663 (dataflow_post_merge_adjust): Use it.
2665 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2668 * var-tracking.c (non_suitable_const): New function.
2669 (add_uses): For DEBUG_INSNs with constants, don't record any
2670 value, instead just the constant value itself.
2671 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2672 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2673 (emit_notes_in_bb): Likewise.
2674 (emit_note_insn_var_location): For onepart variables if
2675 cur_loc is a VOIDmode constant, use DECL_MODE.
2677 2010-03-18 Martin Jambor <mjambor@suse.cz>
2680 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2681 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2682 all non-clones. Moved call redirection...
2683 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2684 (cgraph_materialize_all_clones): Dispose of all
2685 combined_args_to_skip bitmaps.
2686 (verify_cgraph_node): Do not check for edges pointing to wrong
2687 nodes in inline clones.
2688 * tree-inline.c (copy_bb): Call
2689 cgraph_redirect_edge_call_stmt_to_callee.
2690 * ipa.c (cgraph_remove_unreachable_nodes): Call
2691 cgraph_node_remove_callees even when there are used clones.
2693 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2695 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2697 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2700 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2703 2010-03-18 Michael Matz <matz@suse.de>
2706 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2707 into sqrt(x) if we need to preserve signed zeros.
2709 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2710 Eric Botcazou <ebotcazou@adacore.com>
2712 PR rtl-optimization/43360
2713 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2714 note if we don't know its invariant status.
2716 2010-03-18 Michael Matz <matz@suse.de>
2718 PR tree-optimization/43402
2719 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2720 PHI chains of ssa names registered for update.
2722 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2725 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2726 non-offsettable and pre_modify update addressing.
2727 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2728 and "2" alternatives "#".
2729 (*movdd_softfloat32): Make all alternatives "#";
2730 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2731 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2732 (*movdf_softfloat32): Make all alternatives "#";
2733 (movdi): Use the new DIFD mode iterator to create a common splitter
2734 for movdi, movdf and movdd patterns.
2736 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2738 * common.opt (dumpdir): Remove redundant tab.
2740 2010-03-17 Martin Jambor <mjambor@suse.cz>
2742 PR tree-optimization/43347
2743 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2744 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2746 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2748 PR rtl-optimization/42216
2749 * regrename.c (create_new_chain): New function, broken out from...
2750 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2751 appending a use to an empty chain.
2752 (build_def_use): Remove previous changes that convert OP_INOUT to
2753 OP_OUT operands; instead detect the case where an OP_INOUT operand
2754 uses a previously untracked register and create an empty chain for it.
2756 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2758 * doc/extend.texi (Function Attributes): Rewrite unfinished
2759 sentence in ms_abi documentation.
2761 2010-03-17 Alan Modra <amodra@gmail.com>
2763 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2764 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2765 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2766 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2768 2010-03-16 Richard Henderson <rth@redhat.com>
2771 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2772 (lower_try_finally): Save and restore eh_seq around the expansion
2775 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2777 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2778 statements before splitting block.
2780 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2782 * doc/sourcebuild.texi (Testsuites): Fix markup.
2783 Use pathnames relative to gcc/testsuite.
2784 (Test Directives): Move description of how timeout is determined.
2785 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2786 (C Tests): Correct gcc.misc-tests directory.
2787 Framework tests now live in gcc.test-framework.
2789 2010-03-16 Richard Guenther <rguenther@suse.de>
2792 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2793 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2795 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2796 Alexandre Oliva <aoliva@redhat.com>
2798 PR tree-optimization/42917
2799 * lambda-code.c (remove_iv): Skip debug statements.
2800 (lambda_loopnest_to_gcc_loopnest): Likewise.
2801 (not_interesting_stmt): Debug statements are not interesting.
2803 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2807 * cselib.c (cselib_preserve_constants,
2808 cfa_base_preserved_val): New static variables.
2809 (preserve_only_constants): New function.
2810 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2811 clear its REG_VALUES. If cselib_preserve_constants, don't
2812 empty the whole hash table, but preserve there VALUEs with constants,
2813 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2814 (cselib_preserve_cfa_base_value): New function.
2815 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2816 (cselib_init): Change argument to int bitfield. Set
2817 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2819 (cselib_finish): Clear cselib_preserve_constants and
2820 cfa_base_preserved_val.
2821 * cselib.h (enum cselib_record_what): New enum.
2822 (cselib_init): Change argument to int.
2823 (cselib_preserve_cfa_base_value): New prototype.
2824 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2825 * dse.c (dse_step1): Likewise.
2826 * cfgcleanup.c (thread_jump): Likewise.
2827 * sched-deps.c (sched_analyze): Likewise.
2828 * gcse.c (local_cprop_pass): Likewise.
2829 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2830 If FN is non-NULL, call the callback always and whenever it returns
2831 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2832 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2833 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2834 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2835 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2836 * var-tracking.c: Include recog.h.
2837 (bb_stack_adjust_offset): Remove.
2838 (vt_stack_adjustments): Don't call it, instead just gather the
2839 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2840 (adjust_stack_reference): Remove.
2841 (compute_cfa_pointer): New function.
2842 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2843 (struct adjust_mem_data): New type.
2844 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2846 (get_address_mode): New function.
2847 (replace_expr_with_values): Use it.
2848 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2849 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2850 (adjust_sets): Remove.
2851 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2852 Use get_address_mode.
2853 (get_adjusted_src): Remove.
2854 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2855 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2856 (add_with_sets): Don't call adjust_sets.
2857 (fp_setter, vt_init_cfa_base): New functions.
2858 (vt_initialize): Change return type to bool. Move most of pool etc.
2859 initialization to the beginning of the function from end. Pass
2860 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2861 If !frame_pointer_needed, call vt_stack_adjustment before mos
2862 vector is filled, call vt_init_cfa_base if argp/framep has been
2863 eliminated to sp. If frame_pointer_needed and argp/framep has
2864 been eliminated to hard frame pointer, set
2865 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2866 encountering fp setter in the prologue. For MO_ADJUST, call
2867 log_op_type before pusing the op into mos vector, not afterwards.
2868 Call adjust_insn before cselib_process_insn/add_with_sets,
2869 call cancel_changes (0) afterwards.
2870 (variable_tracking_main_1): Adjust for vt_initialize calling
2871 vt_stack_adjustments and returning whether it succeeded or not.
2873 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2875 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2878 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2880 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2882 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2883 drap_reg has not been set.
2885 2010-03-15 Michael Matz <matz@suse.de>
2888 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2889 use it to expand block copies.
2890 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2891 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2892 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2894 2010-03-15 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/43367
2897 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2900 2010-03-15 Richard Guenther <rguenther@suse.de>
2902 PR tree-optimization/43317
2903 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2905 2010-03-15 Martin Jambor <mjambor@suse.cz>
2907 PR tree-optimization/43141
2908 * tree-sra.c (create_abstract_origin): New function.
2909 (modify_function): Call create_abstract_origin.
2911 2010-03-15 Chris Demetriou <cgd@google.com>
2913 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2916 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2919 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2920 call insert_out_of_ssa_copy for default definitions.
2922 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2924 * graphite-clast-to-gimple.c (my_long_long): Defined.
2925 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2926 * graphite-sese-to-poly.c (my_long_long): Defined.
2927 (scop_ivs_can_be_represented): Use it.
2929 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2931 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2932 graphite-max-bbs-per-function, and loop-block-tile-size.
2933 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2935 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2937 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2939 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2940 forward declaration.
2941 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2942 (add_upper_bounds_from_estimated_nit): New.
2943 (build_loop_iteration_domains): Use it.
2945 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2947 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2949 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2952 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2953 should be an INTEGER_CST. Also handle CASE_CONVERT.
2955 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2957 * graphite.c (graphite_initialize): To bound the number of bbs per
2958 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2959 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2960 * doc/invoke.texi: Document it.
2962 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2964 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2965 * graphite-sese-to-poly.h (build_poly_scop): Same.
2967 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2969 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2970 the number of parameters in the scop. Use as an upper bound
2971 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2972 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2973 * doc/invoke.texi: Document it.
2975 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2977 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2978 * doc/c-tree.texi: Remove.
2979 * doc/generic.texi: Merge c-tree.texi here.
2980 * doc/gccint.texi (Trees): Remove menu entry.
2981 (c-tree.texi): Remove @include.
2982 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2983 * doc/languages.texi (Reading RTL): Ditto.
2985 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2988 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2990 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2993 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2994 code added to work around reload clobbering CONST insns.
2996 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2998 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2999 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3000 (cselib_preserve_only_values): Remove retain argument, don't
3001 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3002 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3003 * var-tracking.c (micro_operation): Move insn field before union.
3004 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3005 (struct variable_tracking_info_def): Remove n_mos field, change
3006 mos into a vector of micro_operations.
3007 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3008 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3009 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3010 changing into a vector.
3011 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3012 come before all other uops generated by add_stores.
3013 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3015 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3016 a vector. Run just one pass over the bbs instead of separate counting
3017 and computation phase.
3018 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3021 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3022 into *nonlocalized_list vector.
3023 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3024 even if origin is non-NULL.
3025 (gen_variable_die): Likewise.
3026 (process_scope_var): Don't change origin.
3027 (gen_decl_die): Likewise.
3028 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3029 before adding new edges instead of after it, fix moving over
3032 2010-03-11 David S. Miller <davem@davemloft.net>
3034 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3036 * configure: Rebuild.
3038 2010-03-11 Martin Jambor <mjambor@suse.cz>
3040 PR tree-optimization/43257
3041 * tree.c (assign_assembler_name_if_neeeded): New function.
3042 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3044 * tree.h (assign_assembler_name_if_neeeded): Declare.
3045 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3046 the function if needed.
3048 2010-03-11 Chris Demetriou <cgd@google.com>
3050 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3051 include/stdint-gcc.h, and include/stdint.h world-readable.
3053 2010-03-11 Richard Guenther <rguenther@suse.de>
3055 PR tree-optimization/43255
3056 * tree-vrp.c (process_assert_insertions_for): Do not insert
3057 asserts for trivial conditions.
3059 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3061 PR tree-optimization/43280
3062 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3063 generation. Move calculation of size out of the if branch.
3064 (find_bswap): Modify compare number generation.
3066 2010-03-11 Richard Guenther <rguenther@suse.de>
3069 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3070 (input_gimple_stmt): Fixup handled component types during
3071 operand read. Also fix up decls in ADDR_EXPRs.
3073 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3075 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3076 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3078 2010-03-10 Jan Hubicka <jh@suse.cz>
3081 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3082 * varasm.c (get_variable_section): Don't do that here...
3083 (make_decl_rtl): ... and here.
3084 (do_assemble_alias): Produce decl RTL.
3085 (assemble_alias): Likewise.
3087 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3090 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3091 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3093 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3094 (based_loc_descr): Only express drap or vdrap regno based expressions
3095 using DW_OP_fbreg when not optimizing.
3096 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3097 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3098 REG_CFA_SET_VDRAP note.
3100 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3102 PR tree-optimization/43236
3103 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3104 error in calculation of base address in reverse iteration case.
3105 (generate_builtin): Take number of latch executions if the statement
3108 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3111 * tree-eh.c: Include pointer-set.h.
3112 (lower_eh_dispatch): Filter out duplicate case labels and
3113 remove the unneeded edge when the label is unused. Return
3114 true when some edges are removed.
3115 (execute_lower_eh_dispatch): When any lowering resulted in
3116 removing an edge, also delete unreachable blocks.
3118 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3121 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3122 UNSPEC_MACHOPIC_OFFSET.
3124 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3127 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3128 (m68k_delegitimize_address): New function.
3130 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3133 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3136 * var-tracking.c (adjust_sets): New function.
3137 (count_with_sets, add_with_sets): Use it.
3138 (get_adjusted_src): New inline function.
3139 (add_stores): Use it.
3142 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3143 call cselib_dummy_expand_value_rtx_cb instead of
3144 cselib_expand_value_rtx_cb.
3147 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3148 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3149 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3150 and .cfi_endproc around the pic thunks.
3151 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3152 all queued unwind info register saves are saved before the call.
3153 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3154 considered as sp-=4 for unwind info and the pop as sp+=4 which
3155 also clobbers dest, but doesn't actually restore it.
3158 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3159 RTX_FRAME_RELATED_P.
3161 2010-03-09 Jie Zhang <jie@codesourcery.com>
3163 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3164 whitespaces in output template.
3166 2010-03-09 Jie Zhang <jie@codesourcery.com>
3168 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3171 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3173 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3174 builtins.exp in a separate job.
3176 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite-sese-to-poly.c (add_param_constraints): Use
3179 lower_bound_in_type and upper_bound_in_type.
3181 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3183 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3184 instead of unsigned_type_node.
3186 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3187 Reza Yazdani <reza.yazdani@amd.com>
3190 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3191 on pointer type parameters.
3193 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3197 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3198 handle conversions from pointer to integers.
3199 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3200 induction variable, to be able to work with code generated by CLooG.
3201 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3202 (build_poly_scop): Bail out if we cannot codegen a loop.
3204 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3206 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3207 code generation with gloog_error.
3209 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3211 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3212 Call fold_convert on all the returned values.
3213 (expand_scalar_variables_expr): Pass to
3214 expand_scalar_variables_ssa_name the type of the resulting expression.
3216 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3218 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3219 ppl_min_for_le_pointset.
3220 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3221 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3223 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3225 * graphite-dependences.c (map_into_dep_poly): Removed.
3226 (dependence_polyhedron_1): Use combine_context_id_scat.
3228 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3230 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3231 (struct poly_bb): Same.
3232 (combine_context_id_scat): New.
3234 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3237 * sese.c (name_defined_in_loop_p): Return false for default
3240 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3242 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3243 and clean up the logic.
3245 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3247 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3250 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3252 * var-tracking.c (remove_cselib_value_chains): Define only for
3254 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3255 delete_slot_part, emit_notes_for_differences_1): Don't call
3256 remove_cselib_value_chains here.
3257 (set_slot_part, emit_notes_for_differences_2): Don't call
3258 add_cselib_value_chains here.
3259 (preserved_values): New vector.
3260 (preserve_value): New function.
3261 (add_uses, add_stores, vt_add_function_parameters): Use it
3262 instead of cselib_preserve_value.
3263 (changed_values_stack): New vector.
3264 (check_changed_vars_0): New function.
3265 (check_changed_vars_1, check_changed_vars_2): Use it.
3266 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3267 changed_values_stack VALUEs.
3268 (vt_emit_notes): For all preserved_values call
3269 add_cselib_value_chains. If ENABLE_CHECKING call
3270 remove_cselib_value_chains before verifying value_chains is empty.
3271 Initialize and free changed_values_stack.
3272 (vt_initialize): Initialize preserved_values.
3273 (vt_finalize): Free preserved_values.
3275 2010-03-08 Richard Guenther <rguenther@suse.de>
3277 PR tree-optimization/43269
3278 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3281 2010-03-08 Martin Jambor <mjambor@suse.cz>
3283 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3284 (ipa_is_param_called): Removed.
3285 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3286 (ipa_print_node_params): Do not print the called flag.
3287 (ipa_write_node_info): Do not stream the called flag.
3288 (ipa_read_node_info): Likewise.
3290 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3293 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3294 * cselib.c (struct expand_value_data): Add dummy field.
3295 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3297 (cselib_dummy_expand_value_rtx_cb): New function.
3298 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3300 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3301 * var-tracking.c: Include pointer-set.h.
3302 (variable): Change n_var_parts to char from int. Add
3303 cur_loc_changed and in_changed_variables fields.
3304 (variable_canonicalize): Remove.
3305 (shared_var_p): New inline function.
3306 (unshare_variable): Maintain cur_loc_changed and
3307 in_changed_variables fields. If var was in changed_variables,
3308 replace it there with new_var. Just copy cur_loc instead of
3309 resetting it to something else.
3310 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3311 (dataflow_set_union): Don't call variable_canonicalize.
3312 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3313 of their DEBUG_EXPR_TREE_DECLs.
3314 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3315 and in_changed_variables and cur_loc_changed is false.
3316 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3317 and cur_loc_changed. Don't update cur_loc here.
3318 (variable_merge_over_src): Don't call variable_canonicalize.
3319 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3320 removing loc that is equal to cur_loc, clear cur_loc,
3321 set cur_loc_changed and ensure variable_was_changed is called.
3322 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3323 compare pointers in cur_loc check, if it is equal to loc,
3324 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3325 (variable_different_p): Remove compare_current_location argument,
3326 don't compare cur_loc.
3327 (dataflow_set_different_1): Adjust variable_different_p caller.
3328 (variable_was_changed): If dv had some var in changed_variables
3329 already, reset in_changed_variables flag for it and propagate
3330 cur_loc_changed over to the new variable. On empty var
3331 always set cur_loc_changed. Set in_changed_variables on whatever
3332 var is added to changed_variables.
3333 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3334 Use shared_var_p. When removing loc that is equal to cur_loc,
3335 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3336 end, don't set it to something else, just call variable_was_changed.
3337 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3338 loc being removed, clear cur_loc and set cur_loc_changed.
3339 Set cur_loc_changed if all locations have been removed.
3340 (struct expand_loc_callback_data): New type.
3341 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3342 allocated. Always create SUBREGs if simplify_subreg failed.
3343 Prefer to use cur_loc, when that fails and still in
3344 changed_variables (and seen first time) recompute it. Set
3345 cur_loc_changed of variables which had to change cur_loc and
3346 compute elcd->cur_loc_changed if any of the subexpressions used
3347 had to change cur_loc.
3348 (vt_expand_loc): Adjust to pass arguments in
3349 expand_loc_callback_data structure.
3350 (vt_expand_loc_dummy): New function.
3351 (emitted_notes): New variable.
3352 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3353 that weren't used for any other decl in current
3354 emit_notes_for_changes call call vt_expand_loc_dummy to update
3355 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3356 first loc_chain location if NULL before. Always use just
3357 cur_loc instead of first loc_chain location. When cur_loc_changed
3358 is false, when not --enable-checking=rtl just don't emit any note.
3359 When rtl checking, compute the note and assert it is the same
3360 as previous note. Clear cur_loc_changed and in_changed_variables
3361 at the end before removing from changed_variables.
3362 (check_changed_vars_3): New function.
3363 (emit_notes_for_changes): Traverse changed_vars to call
3364 check_changed_vars_3 on each changed var.
3365 (emit_notes_for_differences_1): Clear cur_loc_changed and
3366 in_changed_variables. Recompute cur_loc of new_var.
3367 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3368 (vt_emit_notes): Initialize and destroy emitted_notes.
3370 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3372 PR rtl-optimization/42220
3373 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3374 Use verify_reg_tracked to determine if we should use OP_OUT rather
3376 (build_def_use): If we see an in-out operand for a register that we
3377 know nothing about, treat is an output if possible, fail the block if
3380 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3383 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3386 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3389 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3390 uses of relevant DEFs that are dead outside the loop too.
3392 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3394 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3396 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3398 * var-tracking.c (values_to_unmark): New variable.
3399 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3400 values_to_unmark vector. Moved body to...
3401 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3402 instead queue it into values_to_unmark vector.
3403 (vt_find_locations): Free values_to_unmark vector.
3405 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3407 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3408 (site.exp): Export them when plugins are enabled.
3410 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3413 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3415 (chrec_fold_multiply): Same.
3417 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3420 * c-decl.c (build_compound_literal): Return early if init is
3423 2010-03-04 Martin Jambor <mjambor@suse.cz>
3425 PR tree-optimization/43164
3426 PR tree-optimization/43191
3427 * tree-sra.c (type_consists_of_records_p): Reject records with
3428 zero-size bit-fields at the end.
3430 2010-03-04 Mike Stump <mikestump@comcast.net>
3432 * Makefile.in (TAGS): Remove *.y.
3434 2010-03-04 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/40761
3437 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3439 (my_rev_post_order_compute): New function.
3440 (init_pre): Call it.
3442 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3445 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3446 decrease the cost of an IV candidate when the cost is infinite.
3448 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3450 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3451 Use '3DNow!' for the extension of that name, ensure normal space
3453 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3455 2010-03-03 Jeff Law <law@redhat.com>
3457 * PR middle-end/32693
3458 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3459 than gen_rtx_SUBREG.
3460 (extract_bit_field_1): Likewise.
3462 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3464 * doc/sourcebuild.texi (Test directives): Document that arguments
3465 include-opts and exclude-opts are now optional for dg-skip-if,
3466 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3468 2010-03-03 Jason Merrill <jason@redhat.com>
3471 * cgraph.h (varpool_node): Add extra_name field.
3472 * varpool.c (varpool_extra_name_alias): New.
3473 (varpool_assemble_decl): Emit extra name aliases.
3474 (varpool_mark_needed_node): Look past an extra name alias.
3475 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3476 * lto-streamer-in.c (lto_input_tree): Read it.
3477 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3479 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3481 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3482 (sparc*-*-solaris2*): ...this.
3484 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3487 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3488 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3489 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3490 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3493 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3494 fallthrough to default handling, just with want_address 0 instead of 2.
3495 For single element lists, add_AT_loc directly, otherwise create an
3496 artificial variable DIE and stick location list to it.
3499 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3500 (VAL_EXPR_HAS_REVERSE): Define.
3501 (reverse_op): New function.
3502 (add_stores): For reversible operations add an extra MO_VAL_USE.
3504 2010-03-02 Jason Merrill <jason@redhat.com>
3506 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3508 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3510 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3511 (sparc64-*-linux*): Likewise.
3512 (sparc64-*-solaris2*): Include assembler files before linker ones.
3513 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3514 * config/sparc/gas.h: Delete.
3515 * config/sparc/sol2-64.h: Add copyright notice.
3516 * config/sparc/sol2-gas-bi.h: Likewise.
3517 * config/sparc/sol2-gld.h: Likewise.
3518 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3519 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3520 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3521 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3522 (sparc_elf_asm_named_section): Rename into...
3523 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3525 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3527 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3529 2010-03-02 Jeff Law <law@redhat.com>
3532 * reload1.c (rtx_p, substitute_stack): Declare.
3533 (substitute): Record addresses of changed rtxs.
3534 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3535 Restore the original rtx when complete.
3536 (reload): Free subsitute_stack when complete.
3538 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3540 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3541 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3543 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3544 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3545 Torture Tests): Change from subsection to section.
3547 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3548 Steven Bosscher <steven@gcc.gnu.org>
3550 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3553 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3556 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3557 the assignment from the new induction variable to the assignment
3558 of the value from the original loop PHI function.
3560 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3561 Daniel Jacobowitz <dan@codesourcery.com>
3563 * doc/sourcebuild.texi (Test directives): Clarify options to
3566 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3568 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3569 Disable cfi directives unless GCC and gas agree on using read-only
3570 .eh_frame sections for 64-bit.
3571 * configure: Regenerate.
3573 2010-03-01 Richard Guenther <rguenther@suse.de>
3575 PR tree-optimization/43220
3576 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3577 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3579 2010-03-01 Richard Guenther <rguenther@suse.de>
3580 Martin Jambor <mjambor@suse.cz>
3583 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3584 gimplified parameters.
3586 2010-03-01 Christian Bruel <christian.bruel@st.com>
3588 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3590 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3592 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3594 2010-03-01 Richard Guenther <rguenther@suse.de>
3597 * expr.c (expand_assignment): Use the alias-oracle to tell
3598 if the rhs aliases the result decl.
3600 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3603 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3604 to sol_gt_pch_get_address.
3605 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3606 64-bit, SPARC and x86.
3607 (sol_gt_pch_get_address): New function.
3609 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3611 * toplev.h (inform_n, error_n): Declare.
3612 * diagnostic.c (inform_n, error_n): New function.
3614 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3616 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3617 has no rtl yet when processing local_decls, queue it and recheck
3618 if deferred stack allocation hasn't assigned it rtl.
3620 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3622 * config/sh/sh.c (unspec_bbr_uid): New.
3623 (gen_block_redirect): Use it instead of INSN_UID.
3624 (gen_far_branch): Likewise.
3626 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3628 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3629 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3631 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3633 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3634 (Warning Options): -Wno-conversion-null is valid for
3635 Objective-C++ as well.
3636 * doc/tm.texi (Named Address Spaces): Likewise.
3637 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3638 * doc/tree-ssa.texi (Tree SSA): Likewise.
3640 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3643 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3644 by default. Don't set the default arch for
3645 i[34567]86-*-darwin*|x86_64-*-darwin*.
3647 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3650 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3651 default. Set the default 32bit/64bit archs with $with_arch
3652 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3654 2010-02-27 Richard Guenther <rguenther@suse.de>
3656 PR tree-optimization/43186
3657 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3658 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3659 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3660 unroller iterations.
3662 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3664 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3665 required and i[34567]86-*-* targets don't support 64bit ISA.
3667 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3670 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3673 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3675 * config.gcc: Set the default arch at least to Prescott for
3676 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3677 if SSE math is enabled.
3679 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3681 * diagnostic.c (diagnostic_initialize): Update.
3682 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3684 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3685 (diagnostic_inhibit_notes): New.
3686 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3688 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3691 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3692 * doc/standards.texi: Likewise.
3693 * doc/extend.texi: Likewise.
3694 * doc/trouble.texi: Likewise.
3695 * doc/cppopts.texi: Likewise.
3696 * doc/install.texi: Likewise.
3697 * c.opt (std=c90,std=gnu90): New options.
3698 * c-opts.c (c_common_handle_option): Handle them.
3700 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3703 * c-decl.c (undeclared_variable): Use an informative note.
3705 2010-02-26 Richard Guenther <rguenther@suse.de>
3707 PR tree-optimization/43186
3708 * gimple.h (gimple_fold): Remove.
3709 * gimple.c (gimple_fold): Remove. Inline into single user ...
3710 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3711 Try harder for conditions.
3713 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3716 * function.c (used_types_insert): Don't skip through named pointer
3717 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3718 and it is different from the main variant's type.
3720 2010-02-26 Nick Clifton <nickc@redhat.com>
3722 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3724 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3726 * config.gcc: Support --with-fpmath=sse for x86.
3728 * config/i386/ssemath.h: New.
3730 * doc/install.texi (--with-fpmath=sse): Documented.
3732 2010-02-26 Richard Guenther <rguenther@suse.de>
3734 PR tree-optimization/43188
3735 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3736 vector types of over-aligned element type.
3738 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3742 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3744 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3746 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3748 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3750 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3751 * var-tracking.c: Include diagnostic.h.
3752 (debug_dv): New function.
3753 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3756 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3757 (add_value_chain, add_value_chains, remove_value_chain,
3758 remove_value_chains): Handle DEBUG_EXPRs.
3759 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3762 * regcprop.c (struct queued_debug_insn_change): New type.
3763 (struct value_data_entry): Add debug_insn_changes field.
3764 (struct value_data): Add n_debug_insn_changes field.
3765 (debug_insn_changes_pool): New variable.
3766 (free_debug_insn_changes, apply_debug_insn_changes,
3767 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3768 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3769 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3771 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3773 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3774 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3775 changes, call cprop_find_used_regs via note_stores.
3776 (copyprop_hardreg_forward): When copying vd from predecessor
3777 which has any queued DEBUG_INSN changes, make sure the pointers are
3778 cleared. At the end call df_analyze and then if there are any
3779 DEBUG_INSN changes queued at the end of some basic block for still
3780 live registers, apply them.
3781 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3783 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3785 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3788 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3790 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3791 targets. Set the default with_cpu/with_arch from arch/cpu.
3792 Allow x86-64 and native for with_cpu/with_arch.
3794 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3796 * ebitmap.c: Change calls to verify_popcount with calls to
3797 sbitmap_verify_popcount.
3798 (ebitmap_clear_bit): Fixed map->cacheindex test and
3799 map>cache update when bit clearing results in an empty
3802 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3805 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3806 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3807 and support both V2DF and V2DI modes.
3808 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3809 support both V2DF and V2DI modes.
3810 (general): Delete trailing whitespace from a few patterns.
3812 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3813 V2DF/V2DI interleave high/low builtins.
3815 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3818 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3819 interleave high/low functions.
3821 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3823 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3824 #pragma extern_prefix.
3826 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3829 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3830 BLKmode, assert op0 is a MEM and just adjust its mode.
3833 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3834 if bitpos isn't multiple of mode's bitsize.
3836 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3838 * c.opt (-ftemplate-depth=): New.
3839 (-ftemplate-depth-): Deprecate.
3840 * optc-gen.awk: Handle -ftemplate-depth=.
3841 * opth-gen.awk: Likewise.
3842 * c-opts.c (c_common_handle_option): Likewise.
3843 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3845 2010-02-24 Jason Merrill <jason@redhat.com>
3847 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3849 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3851 * cfg.c (alloc_aux_for_block): Remove inline.
3852 (alloc_aux_for_edge): Likewise.
3854 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3856 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3858 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3860 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3861 * config/i386/sol2-gas.h: New file.
3862 * config.gcc (i[34567]86-*-solaris2*): Use it.
3864 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3867 * c-typeck.c (ep_convert_and_check): New.
3868 (build_conditional_expr): Use it.
3869 (build_binary_op): Likewise.
3871 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3873 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3876 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3877 bounds even for -O+.
3878 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3879 expr needs to have DECL_NAME set.
3881 2010-02-24 Nick Clifton <nickc@redhat.com>
3883 * config/mep/mep.c: Include gimple.h.
3884 (mep_function_uses_sp): Delete unused function.
3885 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3886 parameters. Use unsigned integers to count args. Return a
3887 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3889 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3892 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3893 greater or equal to nelt instead of 2 * nelt.
3894 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3897 2010-02-23 Jason Merrill <jason@redhat.com>
3900 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3901 in cfun->local_decls even if they have register types.
3904 * stor-layout.c (place_field): Don't warn about unnecessary
3905 DECL_PACKED if the type is packed.
3907 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3910 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3911 GOTOFF relocs, even when the base reg isn't pic pointer.
3913 2010-02-23 Michael Matz <matz@suse.de>
3916 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3917 (expand_gimple_basic_block): Generate and use debug temps if there
3918 are debug uses left after the last real use of TERed ssa names.
3919 Unlink debug immediate uses when they are expanded.
3921 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3924 * config/i386/i386.c (override_options): Reorganise to provide
3925 better error messages.
3927 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3930 * graphite-scop-detection.c (create_single_exit_edge): Move
3931 the call to find_single_exit_edge to....
3932 (create_sese_edges): ...here. Don't handle multiple edges
3933 exiting the function.
3934 (build_graphite_scops): Don't handle multiple edges
3935 exiting the function.
3937 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3940 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3941 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3943 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3946 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3948 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3951 * c-typeck.c (convert_arguments): Print declaration location.
3952 * c-common.c (validate_nargs): Rename as
3953 builtin_function_validate_nargs.
3954 (check_builtin_function_arguments): Update.
3956 2010-02-22 Richard Guenther <rguenther@suse.de>
3959 * tree-inline.c (declare_return_variable): Use the type of
3960 the call stmt lhs if available.
3962 2010-02-22 Duncan Sands <baldrick@free.fr>
3964 * passes.c (register_pass): Always consider all pass lists when
3965 ref_pass_instance_number is zero.
3967 2010-02-22 Richard Guenther <rguenther@suse.de>
3969 PR tree-optimization/42749
3970 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3971 parameter. Do arithmetic in the original type.
3972 (update_accumulator_with_ops): Likewise.
3973 (adjust_accumulator_values): Adjust.
3975 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3977 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3978 (QI to BLKmode splitter): New splitter.
3980 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3982 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3983 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3985 2010-02-22 Richard Guenther <rguenther@suse.de>
3987 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3989 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3991 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3992 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3993 ($(T)crti.o, $(T)crtn.o): Remove rules.
3995 2010-02-21 Tobias Burnus <burnus@net-b.de>
3998 * doc/invoke.texi (-fassociative-math): Document that this
3999 option is automatically enabled for Fortran.
4001 2010-02-20 David S. Miller <davem@davemloft.net>
4003 * configure.ac: Test if linker and assembler properly support
4004 GOTDATA_OP relocations.
4005 * configure: Rebuild.
4006 * config.in: Likewise.
4007 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4008 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4009 (movsi_high_pic): Likewise.
4010 (movdi_lo_sum_pic): Likewise.
4011 (movdi_high_pic): Likewise.
4012 (movsi_pic_gotdata_op): New pattern.
4013 (movdi_pic_gotdata_op): Likewise.
4014 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4015 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4017 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4021 attribute to ssemul.
4022 (xop_mulv2div2di3_high): Ditto.
4024 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4027 * c.opt (Wconversion-null): New option.
4028 * doc/invoke.texi (Wconversion-null): Document.
4030 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4032 * common.opt (Wlarger-than-): Add Undocumented.
4034 2010-02-19 Mike Stump <mikestump@comcast.net>
4036 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4038 2010-02-19 Jason Merrill <jason@redhat.com>
4041 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4042 * configure: Likewise.
4044 2010-02-20 Alan Modra <amodra@gmail.com>
4047 * cgraph.h (cgraph_make_decl_local): Declare.
4048 * cgraph.c (cgraph_make_decl_local): New function.
4049 (cgraph_make_node_local): Use it.
4050 * cgraphunit.c (cgraph_function_versioning): Likewise.
4051 * ipa.c (function_and_variable_visibility): Likewise.
4053 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4056 * except.c (sjlj_emit_function_enter): Don't call
4057 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4059 * rtl.h (add_reg_br_prob_note): Remove prototype.
4061 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4064 * c-common.c (conversion_warning): Remove widening conversions
4065 before checking the conversion of integers to reals.
4067 2010-02-19 Mike Stump <mikestump@comcast.net>
4070 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4073 * cgraphunit.c (process_function_and_variable_attributes): Check
4074 DECL_PRESERVE_P instead of looking up attribute "used".
4075 * ipa-pure-const.c (check_decl): Likewise.
4076 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4077 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4078 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4079 instead of attribute "used".
4080 * config/sol2-c.c (solaris_pragma_init): Likewise.
4081 (solaris_pragma_fini): Likewise.
4083 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4085 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4086 Use XCNEW instead of xcalloc.
4087 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4088 XNEW instead of xmalloc.
4089 (get_fields): Use XNEWVEC instead of xmalloc.
4092 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4093 populate vars array.
4094 (create_new_general_access): For debug stmts just reset value.
4095 (get_stmt_accesses): For accesses within debug stmts just record them
4096 using add_access_to_acc_sites instead of preventing the peeling or
4097 counting them as accesses.
4100 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4102 2010-02-19 Richard Guenther <rguenther@suse.de>
4104 PR tree-optimization/42916
4105 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4108 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4110 * configure.ac: Replace all uses of changequote in macro arguments
4111 with proper quoting.
4113 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4116 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4118 2010-02-19 Richard Guenther <rguenther@suse.de>
4120 PR tree-optimization/42944
4121 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4122 test for aliasing with errno.
4124 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4127 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4128 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4129 * dojump.c: Include output.h.
4130 (inv): New inline function.
4131 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4132 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4133 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4134 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4135 argument, pass it down to other calls.
4136 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4137 add REG_BR_PROB note to the conditional jump.
4138 * cfgexpand.c (add_reg_br_prob_note): Removed.
4139 (expand_gimple_cond): Don't call it, add the probability
4140 as last argument to jumpif_1/jumpifnot_1.
4141 * Makefile.in (dojump.o): Depend on output.h.
4142 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4144 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4145 * stmt.c (do_jump_if_equal): Likewise.
4146 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4147 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4148 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4150 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4151 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4152 jumpifnot_1 callers.
4153 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4155 (store_expr): Adjust jumpifnot caller.
4156 (store_constructor): Adjust jumpif caller.
4159 * gimplify.c (gimple_boolify): For __builtin_expect call
4160 gimple_boolify also on its first argument.
4162 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4164 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4166 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4167 * configure: Regenerated.
4169 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4171 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4172 lang_hooks.types_compatible_p instead of comptypes.
4174 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4176 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4177 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4178 if __prefer_thumb__ is defined.
4180 2010-02-18 Martin Jambor <mjambor@suse.cz>
4182 PR tree-optimization/43066
4183 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4184 array with zero-sized element type.
4186 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4188 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4189 rtx, allocate struct var_loc_node here and return it to the
4190 caller, and only if it is actually needed.
4191 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4192 move it earlier and return immediately if it returns NULL.
4194 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4196 * config/sparc/gas.h: New file. Restore
4197 TARGET_ASM_NAMED_SECTION to its ELF default.
4198 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4200 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4201 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4202 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4203 after sparc/sysv4.h.
4205 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4207 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4209 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4211 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4212 patterns from predicated pattern.
4214 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4217 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4218 for insn mnemonic suffix.
4220 2010-02-17 Richard Guenther <rguenther@suse.de>
4222 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4225 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4228 * caller-save.c (save_call_clobbered_regs): If BB ends with
4229 a DEBUG_INSN, move any notes in between last real insn and the last
4230 DEBUG_INSN after the last DEBUG_INSN.
4232 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4234 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4235 Fix return type. Fix argument type. Explain meaning of return value.
4237 2010-02-16 Richard Guenther <rguenther@suse.de>
4239 PR tree-optimization/41043
4240 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4241 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4243 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4245 2010-02-16 Ira Rosen <irar@il.ibm.com>
4247 PR tree-optimization/43074
4248 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4249 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4250 vectorizable cycles in hybrid SLP check.
4251 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4253 2010-02-16 Richard Guenther <rguenther@suse.de>
4255 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4256 (true_dependence): If memrefs_conflict_p computes must-alias
4257 trust it. Move TBAA check after offset-based disambiguation.
4258 (canon_true_dependence): Likewise.
4260 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4262 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4263 * doc/invoke.texi: Document it.
4264 * var-tracking.c: Include toplev.h and params.h.
4265 (vt_find_locations): Return bool indicating success. Compute
4266 hash sizes unconditionally. Check new parameter, report.
4267 (variable_tracking_main_1): Check vt_find_locations results and
4268 retry. Renamed from...
4269 (variable_tracking_main): ... this. New wrapper to preserve
4270 flag_var_tracking_assignments.
4271 * Makefile.in (var-tracking.o): Adjust dependencies.
4273 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4274 Jakub Jelinek <jakub@redhat.com>
4277 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4278 if weak_import attribute is present.
4279 * config/darwin.c (machopic_select_section): Likewise.
4281 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4283 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4284 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4285 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4286 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4288 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4290 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4293 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4294 Rewrite text to refer to the names.
4296 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4298 * config/i386/i386-builtin-types.def
4299 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4300 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4301 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4302 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4303 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4304 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4305 IX86_BUILTIN_VPERMIL2PS256.
4306 (MULTI_ARG_4_DF2_DI_I): Defined.
4307 (MULTI_ARG_4_DF2_DI_I1): Defined.
4308 (MULTI_ARG_4_SF2_SI_I): Defined.
4309 (MULTI_ARG_4_SF2_SI_I1): Defined.
4310 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4311 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4312 __builtin_ia32_vpermil2ps256.
4313 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4314 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4315 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4316 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4317 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4318 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4319 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4320 CODE_FOR_xop_vpermil2v8sf3.
4321 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4322 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4323 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4324 (_mm256_permute2_pd): New.
4325 (_mm_permute2_ps): New.
4326 (_mm256_permute2_ps): New.
4328 2010-02-15 Nick Clifton <nickc@redhat.com>
4330 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4331 boolean parameters. Use emit_jump_insn when emitting a pop
4332 instruction containing a return insn.
4333 (push): Use 'true' rather than '1' as second parameter to F.
4334 (h8300_expand_prologue): Likewise.
4335 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4336 (h8300_expand_epilogue): Likewise.
4338 2010-02-15 Richard Guenther <rguenther@suse.de>
4341 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4344 2010-02-15 Nick Clifton <nickc@redhat.com>
4346 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4349 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4351 * intl.c (fake_ngettext): New function.
4352 * intl.h (fake_ngettext): Declare.
4353 (ngettext): Define macro.
4354 * collect2.c (notice_translated): New function.
4355 (main): Use notice_translated and ngettext.
4356 * collect2.h (notice_translated): Declare.
4358 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4360 * reorg.c (delete_computation): Comment fixes.
4361 * caller-save.c (setup_save_areas): Idem.
4362 * sel-sched-dump.c (dump_lv_set): Idem.
4365 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4367 * config/s390/s390.c (s390_sched_init): New function.
4368 (TARGET_SCHED_INIT): Target hook defined.
4370 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4371 Jack Howarth <howarth@bromo.med.uc.edu>
4372 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4375 Partial revert of unintended change in fix for PR41605.
4376 * config/darwin.h: Fix typo.
4377 * config/darwin9.h: Same.
4379 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4381 * c-pch.c (pch_init): Clear v.
4383 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4386 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4387 graphite_can_represent_init for MULT_EXPR.
4389 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4393 * graphite-sese-to-poly.c (remove_phi): New.
4394 (translate_scalar_reduction_to_array): Call remove_phi.
4396 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4399 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4400 * graphite-clast-to-gimple.h (gloog): Update declaration.
4401 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4402 * graphite-poly.h (struct poly_bb): Add missing comments.
4403 (struct scop): Add poly_scop_p field.
4405 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4406 * graphite.c (graphite_transform_loops): Build the polyhedral
4407 representation for each scop before code generation.
4408 * sese.c (rename_variables_in_operand): Removed.
4409 (rename_variables_in_expr): Return the renamed expression.
4410 (rename_sese_parameters): New.
4411 * sese.h (rename_sese_parameters): Declared.
4413 2010-02-11 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/42998
4416 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4417 POINTER_PLUS_EXPR properly.
4419 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4420 Changpeng Fang <changpeng.fang@amd.com>
4423 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4424 the cost of an IV candidate when the IV is used in a test against zero.
4426 * gcc.dg/tree-ssa/ivopts-3.c: New.
4428 2010-02-11 Richard Guenther <rguenther@suse.de>
4431 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4432 pointer-vs-decl case by swapping refs. Handle some cases
4433 of pointer-vs-decl disambiguations more conservatively.
4434 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4435 to false after expanding.
4437 2010-02-11 Richard Guenther <rguenther@suse.de>
4440 * gcc.c (process_command): Handle LTO file@offset case more
4443 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4445 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4446 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4448 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4450 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4451 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4452 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4453 Optimize eq/ne comparisons when both arguments are known to be
4455 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4456 Don't mask operands unnecessarily if they are known to be already
4459 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4461 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4464 2010-02-10 Richard Guenther <rguenther@suse.de>
4466 PR tree-optimization/43017
4467 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4468 for wrapping signed arithmetic.
4470 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4473 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4474 if no debug info should be emitted for it.
4476 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4478 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4479 note when flag_exceptions is set.
4481 2010-02-10 Duncan Sands <baldrick@free.fr>
4483 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4485 2010-02-10 Richard Guenther <rguenther@suse.de>
4488 * tree.c (get_unwidened): Handle constants.
4489 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4491 2010-02-10 Martin Jambor <mjambor@suse.cz>
4494 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4495 check for variable argument counts independently.
4497 2010-02-10 Christian Bruel <christian.bruel@st.com>
4500 * config/sh/sh.c (find_barrier): Increase length for non delayed
4501 conditional branches.
4503 2010-02-10 Christian Bruel <christian.bruel@st.com>
4505 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4507 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4509 * builtins.c (set_builtin_user_assembler_name): Also handle
4510 ffs if int is smaller than word.
4512 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4515 * ira-conflicts.c (get_dup): Remove.
4516 (process_reg_shuffles): Add new parameter. Use it as an
4517 additional guard for copy generation.
4518 (add_insn_allocno_copies): Rewrite.
4520 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4522 * common.opt (fsched2-use-traces): Preserved for backward
4524 * doc/invoke.texi: Remove the documentation about option
4525 -fsched2-use-traces.
4526 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4527 flag_sched2_use_traces.
4528 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4529 the backward compatibility flag section.
4531 2010-02-09 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/43008
4534 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4535 make HEAP variables initialized from global memory if they
4536 are not known builtin functions.
4537 (find_func_aliases): Adjust.
4539 2010-02-09 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/43000
4542 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4543 arithmetic manually.
4545 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4547 PR tree-optimization/42931
4548 * tree-loop-linear.c (try_interchange_loops): Don't call
4549 double_int_mul if estimated_loop_iterations failed.
4551 2010-02-08 Martin Jambor <mjambor@suse.cz>
4554 * tree-sra.c (build_accesses_from_assign): Do not mark in
4555 should_scalarize_away_bitmap if stmt has volatile ops.
4556 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4559 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4561 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4563 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4565 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4568 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4571 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4573 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4576 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4577 to unknown_dependence.
4578 (graphite_legal_transform_dr): Handle the unknown_dependence.
4579 (graphite_carried_dependence_level_k): Same.
4581 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4583 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4585 2010-02-07 Richard Guenther <rguenther@suse.de>
4588 * expr.c (get_inner_reference): Always initialize *pbitsize.
4590 2010-02-07 Richard Guenther <rguenther@suse.de>
4593 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4594 new ARRAY_REFs on variable size element or minimal index arrays.
4596 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4597 gimple_fold_indirect_ref.
4599 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4602 * arm.c (arm_override_options): Just return if the user has specified
4603 an invalid fpu name.
4605 2010-02-03 Jason Merrill <jason@redhat.com>
4608 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4609 i386_pe_maybe_record_exported_symbol.
4611 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4614 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4615 (pa_delegitimize_address): New function.
4617 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4619 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4620 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4622 2010-02-05 Richard Guenther <rguenther@suse.de>
4625 * lto-streamer-in.c (get_resolution): Deal with references
4626 to undefined functions.
4628 2010-02-05 Richard Guenther <rguenther@suse.de>
4630 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4631 (fold_const_aggregate_ref): Likewise.
4632 (ccp_fold_stmt): Substitute loads.
4633 (maybe_fold_reference): Verify types before substituting.
4635 (fold_gimple_assign): Unshare properly.
4636 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4638 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4640 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4641 for rs6000_gen_cell_microcode.
4643 2010-02-04 Richard Guenther <rguenther@suse.de>
4645 PR rtl-optimization/42952
4646 * dse.c (const_or_frame_p): Remove MEM handling.
4648 2010-02-04 Nick Clifton <nickc@redhat.com>
4650 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4651 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4652 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4653 (mn10300_asm_output_mi_thunk): New function.
4654 (mn10300_can_output_mu_thunk): New function.
4655 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4656 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4657 (FUNCTION_ARG): Delete incorrect comment.
4659 2010-02-03 Jason Merrill <jason@redhat.com>
4662 * fold-const.c (operand_equal_p): Handle erroneous types.
4664 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4666 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4668 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4670 PR rtl-optimization/42941
4671 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4674 2010-02-03 Jason Merrill <jason@redhat.com>
4677 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4679 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4682 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4683 (cselib_reset_table): Renamed from...
4684 (cselib_reset_table_with_next_value): ... this.
4685 (cselib_get_next_uid): Renamed from...
4686 (cselib_get_next_unknown_value): ... this.
4687 * cselib.c (next_uid): Renamed from...
4688 (next_unknown_value): ... this.
4689 (cselib_clear_table): Adjust.
4690 (cselib_reset_table): Adjust. Renamed from...
4691 (cselib_reset_table_with_next_value): ... this.
4692 (cselib_get_next_uid): Adjust. Renamed from...
4693 (cselib_get_next_unknown_value): ... this.
4694 (get_value_hash): Use hash.
4695 (cselib_hash_rtx): Likewise.
4696 (new_cselib_val): Adjust. Set and dump uid.
4697 (cselib_lookup_mem): Pass next_uid as hash.
4698 (cselib_subst_to_values): Likewise.
4699 (cselib_log_lookup): Dump uid.
4700 (cselib_lookup): Pass next_uid as hash. Adjust.
4701 (cselib_process_insn): Adjust.
4702 (cselib_init): Initialize next_uid.
4703 (cselib_finish): Adjust.
4704 (dump_cselib_table): Likewise.
4705 * dse.c (canon_address): Dump value uid.
4706 * print-rtl.c (print_rtx): Print value uid.
4707 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4709 (dv_uid): New function, sort of renamed from...
4710 (dv_htab_hash): ... this, reimplemented in terms of it and...
4711 (dv_uid2hash): ... this. New.
4712 (variable_htab_eq): Drop excess assertions.
4713 (tie_break_pointers): Removed.
4714 (canon_value_cmp): Compare uids.
4715 (variable_post_merge_New_vals): Print uids.
4716 (vt_add_function_parameters): Adjust.
4717 (vt_initialize): Reset table. Adjust.
4719 2010-02-03 Richard Guenther <rguenther@suse.de>
4721 PR tree-optimization/42944
4722 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4723 (call_may_clobber_ref_p_1): Likewise. Properly handle
4724 malloc and calloc clobbering errno.
4726 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4728 * doc/invoke.texi: Fix name of sched1 dump.
4730 * opts.c (decode_options): Set flag_tree_switch_conversion
4731 only conditionally on optimize >= 2.
4733 * gcse.c: Assorted comment fixes in pass description.
4735 2010-02-03 Anthony Green <green@moxielogic.com>
4737 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4738 nop padding in order to maintain alignment of storage location of
4739 target function address.
4740 (moxie_trampoline_init): Store target function address at newly
4742 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4744 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4746 2010-02-03 Richard Guenther <rguenther@suse.de>
4749 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4751 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4753 * config.gcc: Reenable check for obsolete targets.
4754 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4755 mips-sgi-irix6.[0-4]*.
4757 2010-02-02 Nick Clifton <nickc@redhat.com>
4759 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4760 constant size of 4 as being the same as 0.
4761 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4762 can take values in the range 0..4.
4764 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4767 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4768 as _darwin10_Unwind_FindEnclosingFunction().
4769 * libgcc-libsystem.ver: New.
4771 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4774 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4775 implicitly set registers.
4777 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4779 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4780 (arm_override_options): Allow automatic selection of the thread
4781 pointer register if thumb2.
4782 (legitimize_pic_address): Improve code sequences for Thumb2.
4783 (arm_call_tls_get_addr): Likewise.
4784 (legitimize_tls_address): Likewise.
4785 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4786 (pic_load_addr_32bit): ... this. New named pattern.
4787 * thumb2.md (pic_load_addr_thumb2): Delete.
4788 (pic_load_dot_plus_four): Delete.
4789 (tls_load_dot_plus_four): New named pattern.
4791 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4794 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4795 Document fix for TLS bug.
4797 2010-01-31 Richard Guenther <rguenther@suse.de>
4799 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4800 conservatively correct.
4802 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4806 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4808 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4810 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4812 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4814 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4816 * config.gcc: Adjust order of makefile fragments for mingw targets.
4818 2010-01-31 Richard Guenther <rguenther@suse.de>
4821 * gimplify.c (gimplify_init_constructor): For volatile LHS
4822 initialize a temporary.
4824 2010-01-31 Matthias Klose <doko@ubuntu.com>
4826 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4828 * configure: Regenerate.
4830 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4832 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4833 the same alias set and their sizes different constantness.
4834 (aliasing_component_refs_p): Revert 2009-10-24 change.
4836 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4838 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4841 2010-01-29 Richard Guenther <rguenther@suse.de>
4843 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4844 Assert we successfully updated the call.
4846 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4848 PR rtl-optimization/42889
4849 * df.h (df_set_bb_dirty_nonlr): New prototype.
4850 * df-core.c (df_set_bb_dirty_nonlr): New function.
4851 * df-scan.c (df_insn_rescan): Call it instead of
4852 df_set_bb_dirty for DEBUG_INSNs.
4854 2010-01-29 Richard Guenther <rguenther@suse.de>
4857 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4858 quadratic behavior in most cases.
4860 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4863 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4864 in the call to gen_x86_movsicc_0_m1.
4866 2010-01-28 Richard Guenther <rguenther@suse.de>
4868 PR tree-optimization/42871
4869 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4871 2010-01-28 Richard Guenther <rguenther@suse.de>
4873 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4874 into call arguments.
4876 2010-01-28 Richard Guenther <rguenther@suse.de>
4879 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4880 the forwarder if the destination is an EH landing pad.
4882 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4884 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4885 block list passed to gimple_duplicate_sese_tail.
4886 (parallelize_loops): Avoid parallelization when the function
4888 Avoid parallelization when the preheader is IRREDUCIBLE.
4889 Try to optimize when estimated_loop_iterations_int is unresolved.
4890 Add the loop's location to the dump file.
4891 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4892 (gimple_duplicate_sese_tail): Remove the check for the latch.
4893 Redirect nexits to the exit block.
4894 Remove handling of the incoming edges to the latch.
4895 Redirect the backedge from the copied latch to the exit bb.
4897 2010-01-28 Michael Matz <matz@suse.de>
4900 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4901 Wrap force_reg into a sequence, emit it before user.
4903 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4905 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4907 (arm_legacy_rev): Likewise.
4908 (thumb_legacy_rev): Likewise.
4910 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4912 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4913 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4914 on MEM's address failed, try avoid_constant_pool_reference and
4915 recurse if it returned something different.
4916 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4917 address, try avoid_constant_pool_reference and recurse if it
4918 returned something different.
4919 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4920 address and avoid_constant_pool_reference returned something
4921 different, don't set have_address.
4923 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4926 * var-tracking.c (val_store): Add modified argument, obey it.
4928 (count_uses): Move down logging of main.
4929 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4930 don't need resolution.
4931 (emit_notes_in_bb): Likewise.
4933 2010-01-27 Richard Guenther <rguenther@suse.de>
4936 * tree-inline.c (remap_decl): Delay remapping of SSA name
4937 default definitions until we need them.
4939 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4941 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4942 (rs6000_delegitimize_address): New function.
4944 * config/s390/s390.c (s390_delegitimize_address): Call
4945 delegitimize_mem_from_attrs.
4948 * tree-inline.c (cannot_copy_type_1): Removed.
4949 (copy_forbidden): Don't forbid copying of functions containing
4950 records/unions with variable length fields.
4952 2010-01-27 Christian Bruel <christian.bruel@st.com>
4956 * config/sh/sh.c (find_barrier): Increase length for non delayed
4957 conditional branches.
4959 2010-01-27 Matthias Klose <doko@ubuntu.com>
4961 * configure.ac (gnu-unique-object): Fix ldd version check.
4962 * configure: Regenerate.
4964 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4966 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4968 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4969 Test for HAVE_GNU_AS value.
4971 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4973 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4974 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4975 INT64_TYPE): Define.
4976 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4977 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4978 INT_LEAST64_TYPE): Define.
4979 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4980 UINT_LEAST64_TYPE): Define.
4981 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4982 INT_FAST64_TYPE): Define.
4983 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4984 UINT_FAST64_TYPE): Define.
4985 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4986 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4987 (SIG_ATOMIC_TYPE): Define.
4989 2010-01-26 Richard Guenther <rguenther@suse.de>
4991 * df-scan.c (df_scan_set_bb_info): Remove assert.
4992 (df_insn_rescan_debug_internal): Merge asserts.
4993 (df_install_ref): Likewise.
4994 (df_mark_reg): Use bitmap_set_range.
4995 (df_hard_reg_used_p): Remove assert.
4996 (df_hard_reg_used_count): Likewise.
4998 2010-01-26 Richard Guenther <rguenther@suse.de>
5000 PR rtl-optimization/42685
5001 * web.c (web_main): Ignore DEBUG_INSNs.
5003 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5005 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5007 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5008 Fix types of fndecl and arglist parameters.
5010 2010-01-26 Richard Guenther <rguenther@suse.de>
5013 * tree-eh.c (unsplit_eh): Skip debug insns.
5015 2010-01-26 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/42250
5018 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5020 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5023 * omp-low.c (expand_omp_sections): Only use single_pred if
5024 l2_bb is single_pred_p.
5026 2010-01-25 Christian Bruel <christian.bruel@st.com>
5029 * config/sh/sh.c (find_barrier): Increase length for non delayed
5030 conditional branches.
5031 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5033 2010-01-24 David S. Miller <davem@davemloft.net>
5035 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5036 define if not using GAS.
5037 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5038 Likewise. Delete SECTION_MERGE code, which is only applicable
5041 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5044 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5045 mangling of va_list in system headers.
5047 2010-01-23 Toon Moene <toon@moene.org>
5049 * tree-predcom.c (combine_chains): Return NULL, not false.
5051 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5053 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5054 initialization of variable res to agree with return type.
5056 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5058 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5059 * tree-sra.c: Add include of expr.h.
5061 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5063 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5064 insert the debug stmt on the single non-EH edge from the stmt.
5066 2010-01-22 Richard Henderson <rth@redhat.com>
5069 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5070 the RHS until after generate_subtree_copies has insertted its
5071 code before the current statement.
5073 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5075 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5077 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5079 2010-01-21 Martin Jambor <mjambor@suse.cz>
5081 PR tree-optimization/42585
5082 * tree-sra.c (struct access): New field grp_total_scalarization.
5083 (dump_access): Dump the new field.
5084 (should_scalarize_away_bitmap): New variable.
5085 (cannot_scalarize_away_bitmap): Likewise.
5086 (sra_initialize): Allocate new bitmaps.
5087 (sra_deinitialize): Free new bitmaps.
5088 (create_access_1): New function.
5089 (create_access): Parts moved to create_access_1.
5090 (type_consists_of_records_p): New function.
5091 (completely_scalarize_record): Likewise.
5092 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5093 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5094 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5096 (analyze_all_variable_accesses): Completely scalarize small eligible
5099 2010-01-21 Martin Jambor <mjambor@suse.cz>
5101 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5103 2010-01-21 Andrew Haley <aph@redhat.com>
5105 * gcc.c (process_command): Move lang_specific_driver before
5106 setting cc_libexec_prefix.
5108 2010-01-21 Richard Guenther <rguenther@suse.de>
5111 * fold-const.c (negate_expr_p): Pretend only negative
5112 real constants are easily negatable.
5114 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5115 Jason Merrill <jason@redhat.com>
5117 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5118 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5119 * calls.c (initialize argument_information): Handle it.
5120 * c-common.c (handle_transparent_union_attribute): Use new name.
5121 * c-decl.c (finish_struct): Ditto.
5122 * c-typeck.c (type_lists_compatible_p): Ditto.
5123 (convert_for_assignment): Use new name and also handle record.
5124 * function.c (aggregate_value_p): Handle it.
5125 (pass_by_reference): Ditto.
5126 (assign_parm_data_types): Ditto.
5127 * print-tree.c (print_node): Ditto.
5128 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5129 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5130 * tree.c (first_field): New fn.
5132 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5135 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5136 even when linking statically, for now.
5138 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5141 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5142 without a cselib val.
5143 (count_uses): Accept MO_VAL_SET with no val on stores.
5144 (add_stores): Likewise.
5146 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5148 * var-tracking.c (check_value_val): Add a compile time assertion.
5149 (dv_is_decl_p): Simplify.
5150 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5151 gcc_assert if ENABLE_CHECKING.
5153 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5156 * var-tracking.c: Include tree-flow.h.
5157 (mem_dies_at_call): New.
5158 (dataflow_set_preserve_mem_locs): Use it.
5159 (dataflow_set_remove_mem_locs): Likewise.
5160 (dump_var): Renamed from dump_variable. Adjust all callers.
5161 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5162 * Makefile.in (var-tracking.o): Adjust deps.
5164 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5166 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5168 2010-01-20 Richard Guenther <rguenther@suse.de>
5170 PR tree-optimization/42717
5171 * tree-ssa-dce.c (get_live_post_dom): Remove.
5172 (forward_edge_to_pdom): Take an arbitrary edge to copy
5173 degenerate PHI args from.
5174 (remove_dead_stmt): Use the first post-dominator even if it
5175 does not contain live statements as redirection destination.
5177 2010-01-20 Richard Guenther <rguenther@suse.de>
5179 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5181 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5183 * sel-sched.c (create_speculation_check): Remove set but not used
5185 (try_transformation_cache): Remove set but not used variable ds.
5186 (calculate_privileged_insns): Remove set but not used variables
5187 cur_insn and min_spec_insn.
5188 (find_best_expr): Remove set but not used variable avail_n.
5189 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5191 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5193 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5194 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5197 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5200 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5201 cpu types. Add support for *-sse3 cpu types.
5202 (x86_64-*-*): Ditto.
5204 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5207 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5208 argument, call initializer_constant_valid_p_1 instead of
5209 initializer_constant_valid_p, pass CACHE to it, return NULL
5210 immediately if first call returns NULL.
5211 (initializer_constant_valid_p_1): New function.
5212 (initializer_constant_valid_p): Use it.
5214 2010-01-20 Thomas Quinot <quinot@adacore.com>
5216 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5218 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5220 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5221 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5222 (loc_list_from_tree): Don't handle unsigned division. Handle
5223 signed modulo using DW_OP_{over,over,div,mul,minus}.
5224 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5225 modulo instead of signed.
5227 2010-01-20 DJ Delorie <dj@redhat.com>
5229 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5231 (h8300_emit_stack_adjustment): Propogate it.
5233 (h8300_expand_prologue): Likewise.
5234 (h8300_expand_epilogue): Likewise.
5236 2010-01-19 Michael Matz <matz@suse.de>
5238 PR tree-optimization/41783
5239 * tree-data-ref.c (toplevel): Include flags.h.
5240 (dump_data_dependence_relation): Also dump the inputs if the
5241 result will be unknown.
5242 (split_constant_offset_1): Look through some conversions.
5243 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5244 the offset from last element is too large.
5245 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5246 (reassociate_to_the_same_stmt): Handle vector registers.
5247 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5249 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5250 wide_prolog_niters argument, emit widening instructions.
5251 (vect_do_peeling_for_alignment): Adjust caller, use widened
5252 variant of the iteration cound.
5253 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5255 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5258 * config/arm/neon-testgen.m (emit_automatics): New parameter
5259 features. Adjust for Fixed_return_reg feature.
5260 (test_intrinsic): Call emit_automatics with new feature.
5261 * config/arm/neon.ml: Update copyright years.
5262 (features): New Fixed_return_reg feature.
5263 (ops): Update feature for Vget_low.
5265 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5267 PR tree-optimization/42719
5268 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5272 * fwprop.c (all_uses_available_at): Return false if def_set dest
5273 is a REG that is used in def_insn.
5275 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5277 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5279 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5282 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5284 * target.h (struct gcc_target) <secondary_reload>: Change type
5285 of last argument to secondary_reload_info *.
5287 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5290 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5291 memory references with unaligned offsets. Remove CQImode handling.
5292 (unaligned_memory_operand): Return 1 for memory references with
5293 unaligned offsets. Remove CQImode handling.
5295 2010-01-18 Richard Guenther <rguenther@suse.de>
5298 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5301 2010-01-18 Richard Guenther <rguenther@suse.de>
5303 PR tree-optimization/42781
5304 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5305 restrict processing only if the original variable was artificial.
5307 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5309 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5310 find number of popped argument bytes.
5312 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5313 Fix the text that describes the return value for invalid insns.
5315 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5317 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5318 Clarify what 'cost of the -dependence' is. Fix quoting.
5320 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5321 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5323 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5325 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5326 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5328 2010-01-17 Richard Guenther <rguenther@suse.de>
5331 * function.c (split_complex_args): Take a VEC to modify.
5332 (assign_parms_augmented_arg_list): Build a VEC instead of
5333 a chain of PARM_DECLs.
5334 (assign_parms_unsplit_complex): Take a VEC of arguments.
5335 Do not fixup unmodified parms.
5336 (assign_parms): Deal with the VEC.
5337 (gimplify_parameters): Likewise.
5339 2010-01-17 Richard Guenther <rguenther@suse.de>
5341 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5342 node existence check.
5343 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5344 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5345 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5346 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5347 (gimple_execute_on_growing_pred): Likewise.
5349 2010-01-17 Richard Guenther <rguenther@suse.de>
5351 PR tree-optimization/42773
5352 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5353 (compute_antic_aux): Likewise.
5354 (compute_partial_antic_aux): Likewise.
5356 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5359 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5362 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5364 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5367 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5368 Fix markup for strict argument.
5370 (TARGET_SCHED_REORDER2): Fix argument types.
5372 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5373 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5375 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5376 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5378 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5381 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5382 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5383 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5384 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5385 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5387 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5389 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5391 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5392 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5394 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5396 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5399 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5401 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5402 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5404 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5406 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5408 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5409 referring to it. Fix language.
5411 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5413 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5415 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5417 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5419 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5420 '@var{stream}. Remove stray 'and'.
5422 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5424 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5426 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5428 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5429 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5431 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5432 Fix description of return value.
5433 Rename argument "sz" to "len."
5435 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5436 Clarify meaning of 'true' return value.
5438 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5440 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5441 rep_mode versus mode_rep.
5443 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5445 (TARGET_BUILTIN_DECL): Fix name.
5447 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5449 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5451 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5453 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5455 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5457 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5460 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5461 Rename argument tm_fn to md_fn.
5463 (TARGET_OPTION_PRINT): Fix argument list.
5465 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5468 * config/i386/i386.c (ix86_fixup_binary_operands):
5469 Revert FMA4 fixup of operands.
5471 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5474 * Makefile.in (write_entries_to_file, install-plugin):
5475 Use \012 instead of \n with tr.
5477 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5479 * configure.ac (HAVE_AS_REF): New C macro.
5480 * configure: Regenerate.
5481 * config.in: Likewise.
5482 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5484 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5487 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5489 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5491 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5493 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5495 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5497 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5499 (TARGET_BINDS_LOCAL_P): Fix argument type.
5501 (TARGET_ASM_FILE_END): Use prototype.
5503 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5505 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5507 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5509 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5511 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5512 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5514 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5515 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5517 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5518 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5519 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5520 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5522 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5524 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5526 (TARGET_INIT_BUILTINS): Use prototype.
5528 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5529 Put 'const char *' in braces. Fix parameter types.
5530 (TARGET_INVALID_CONVERSION): Fix parameter types.
5531 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5532 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5534 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5537 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5539 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5541 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5543 * doc/tm.texi (TARGET_HELP): Fix return type.
5545 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5546 in braces. Fix argument types.
5548 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5550 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5552 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5554 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5555 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5557 (TARGET_MANGLE_TYPE): Fix argument types.
5559 (TARGET_IRA_COVER_CLASSES): Use prototype.
5561 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5563 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5565 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5567 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5569 (TARGET_CALLEE_COPIES): Fix argument types.
5571 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5573 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5575 (TARGET_FUNCTION_VALUE): Fix argument types.
5577 (TARGET_RETURN_IN_MSB): Fix argument type.
5579 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5581 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5583 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5585 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5586 agree with return type.
5588 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5590 2010-01-15 Jing Yu <jingyu@google.com>
5592 PR rtl-optimization/42691
5593 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5594 a pseudo to a constant and are merged, and adjust comments.
5596 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5598 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5600 2010-01-15 Richard Guenther <rguenther@suse.de>
5603 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5604 labels of computed or non-local gotos to the destination.
5605 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5606 landing pad label is the first label.
5608 2010-01-15 Richard Guenther <rguenther@suse.de>
5610 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5612 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5615 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5616 to allow generation of the xssqrtdp instruction on power7.
5617 (sqrtdf2_fpr): Ditto.
5619 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5622 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5623 functions with noreturn attribute.
5626 * varasm.c (declare_weak): Add weak attribute to decl if it
5627 doesn't have one already.
5628 (assemble_external): Only add decls to weak_decls if they also
5629 have weak attribute.
5631 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5633 * var-tracking.c (var_reg_delete): Don't delete the association
5634 between REGs and values or one-part variables if the register
5637 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5640 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5641 because its first operand is a non-localized variable.
5643 2010-01-14 Martin Jambor <mjambor@suse.cz>
5645 PR tree-optimization/42706
5646 * tree-sra.c (encountered_recursive_call): New variable.
5647 (encountered_unchangable_recursive_call): Likewise.
5648 (sra_initialize): Initialize both new variables.
5649 (callsite_has_enough_arguments_p): New function.
5650 (scan_function): Call decl and flags check only for IPA-SRA, check
5651 whether there is a recursive call and whether it has enough arguments.
5652 (all_callers_have_enough_arguments_p): New function.
5653 (convert_callers): Look for recursive calls only when
5654 encountered_recursive_call is set.
5655 (ipa_early_sra): Bail out either if
5656 !all_callers_have_enough_arguments_p or
5657 encountered_unchangable_recursive_call.
5659 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5661 * sel-sched.c: Add 2010 to copyright years.
5662 * sel-sched-ir.c: Likewise.
5663 * sel-sched-ir.h: Likewise.
5665 2010-01-14 Martin Jambor <mjambor@suse.cz>
5667 PR tree-optimization/42714
5668 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5669 constructors specially.
5671 2010-01-14 Andi Kleen <ak@linux.intel.com>
5673 * config/i386/drivers-i386.c (detect_caches_intel):
5674 Add l2sizekb parameter and fill in.
5675 (host_detect_local_cpu): Add l2sizekb, fill in.
5676 Add Atom small cache heuristic.
5678 2010-01-14 Andi Kleen <ak@linux.intel.com>
5680 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5681 Add level3 parameter and fill in.
5682 (detect_caches_intel): Handle level3 cache.
5684 2010-01-14 Andi Kleen <ak@linux.intel.com>
5686 * config/i386/drivers-i386.c (host_detect_local_cpu):
5687 Fix core duo detection.
5689 2010-01-14 Andi Kleen <ak@linux.intel.com>
5691 * config/i386/drivers-i386.c (host_detect_local_cpu):
5694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5696 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5697 (rs6000_variable_issue_1): this. Use...
5698 (rs6000_variable_issue): here. Reimplement. Print debug info.
5700 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5702 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5703 sel_restore_notes. Update all callers. Call reemit_notes
5706 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5708 PR rtl-optimization/42246
5709 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5712 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5714 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5715 all successors is the same as number of successors in current region.
5717 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5719 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5720 to rename is not separable. Otherwise check that its LHS is not NULL.
5722 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5724 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5726 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5728 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5729 available registers when failed to discover LHS register class.
5730 Fix indentation. Update comment.
5732 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5733 Alexander Monakov <amonakov@ispras.ru>
5735 PR rtl-optimization/42389
5736 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5738 (advance_state_on_fence): Likewise.
5739 (sel_target_adjust_priority): Print debug output only when
5740 sched_verbose >= 4, not 2.
5741 (get_expr_cost): Do not issue all unique insns on the next cycle.
5742 (fill_insns): Initialize can_issue_more from the value saved
5744 * sel-sched-ir.c (flist_add): New parameter issue_more.
5745 Init FENCE_ISSUE_MORE with it.
5746 (merge_fences): Likewise.
5747 (init_fences): Update call to flist_add.
5748 (add_to_fences, add_clean_fence_to_fences)
5749 (add_dirty_fence_to_fences): Likewise.
5750 (move_fence_to_fences): Update call to merge_fences.
5751 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5753 * sel-sched-ir.h (struct _fence): New field issue_more.
5754 (FENCE_ISSUE_MORE): New accessor macro.
5756 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5758 PR rtl-optimization/42388
5759 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5760 that have no predecessors nor successors. Do not call move_bb_info
5761 for empty blocks outside of current region.
5763 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5765 PR rtl-optimization/42294
5766 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5767 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5768 originators' originators.
5770 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5772 PR rtl-optimization/39453
5773 PR rtl-optimization/42246
5774 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5776 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5778 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5779 Alexander Monakov <amonakov@ispras.ru>
5782 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5783 (maybe_tidy_empty_bb): ... here. Make static. Add new
5784 argument. Update all callers.
5785 (tidy_control_flow): ... and here. Recompute topological order
5786 of basic blocks in region if necessary.
5787 (sel_redirect_edge_and_branch): Change return type. Return true
5788 if topological order might have been invalidated.
5789 (purge_empty_blocks): Export and move from...
5790 * sel-sched.c (purge_empty_blocks): ... here.
5791 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5792 (maybe_tidy_empty_bb): Delete prototype.
5793 (purge_empty_blocks): Declare.
5795 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5797 PR rtl-optimization/42249
5798 * sel-sched.c (try_replace_dest_reg): When chosen register
5799 and original register is the same, do not bail out early, but
5800 still check all original insns for validity of replacing destination
5801 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5804 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5807 Port from no-undefined-overflow branch:
5808 2009-03-09 Richard Guenther <rguenther@suse.de>
5810 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5812 2010-01-14 Richard Guenther <rguenther@suse.de>
5815 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5817 2010-01-14 Ira Rosen <irar@il.ibm.com>
5819 PR tree-optimization/42709
5820 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5821 as scalar type in creation of constant vector operand.
5823 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5826 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5827 (check-parallel-%): Match `testsuite' directory component only
5830 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5832 PR translation/39521
5833 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5836 2010-01-13 Richard Guenther <rguenther@suse.de>
5838 PR tree-optimization/42730
5839 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5842 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5845 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5846 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5849 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5851 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5852 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5853 ___umulsi3_highpart.
5855 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5856 rather than schedule_insns if the pass is enabled.
5858 2010-01-13 Martin Jambor <mjambor@suse.cz>
5860 PR tree-optimization/42704
5861 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5864 2010-01-13 Martin Jambor <mjambor@suse.cz>
5866 PR tree-optimization/42703
5867 * tree-sra.c (analyze_access_subtree): Check that we can build a
5868 reference to the original data within the aggregate.
5870 2010-01-13 Richard Guenther <rguenther@suse.de>
5872 PR tree-optimization/42705
5873 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5875 2010-01-13 Richard Guenther <rguenther@suse.de>
5878 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5880 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5883 * var-tracking.c (values_to_unmark): New variable.
5884 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5885 values_to_unmark vector. Moved body to...
5886 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5887 instead queue it into values_to_unmark vector.
5888 (vt_find_locations): Free values_to_unmark vector.
5890 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5892 * config/s390/s390.c (override_options): Set
5893 default of max-pending-list-length to 256
5895 2010-01-13 Richard Guenther <rguenther@suse.de>
5898 * tree-pass.h (PROP_gimple_lcx): New.
5899 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5900 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5901 before the final cleanup_eh.
5902 (dump_properties): Dump PROP_gimple_lcx.
5903 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5904 (tree_lower_complex_O0): Remove.
5905 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5906 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5907 tree_lower_complex, schedule TODO_update_ssa.
5908 * lto-streamer-out.c (output_function): Stream the functions
5910 * lto-streamer-in.c (input_function): Likewise.
5911 (lto_read_body): Do not override them here.
5913 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5916 * c-typeck.c (build_c_cast): Fold value cast to union type before
5917 wrapping it in a CONSTRUCTOR.
5919 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5921 PR rtl-optimization/42699
5922 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5925 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5927 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5928 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5929 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5930 SUBTARGET_WARN_UNUSED_SPEC): ... here
5931 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5933 2010-01-12 Julian Brown <julian@codesourcery.com>
5935 * config/arm/neon-schedgen.ml (Utils): Don't try to
5936 open missing module.
5937 (find_with_result): New.
5939 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5942 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5943 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5945 PR tree-optimization/42645
5946 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5947 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5948 decl_map, set processing_debug_stmt to -1 and return name without
5951 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5953 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5954 binutils version, and reword target configuration description.
5956 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5958 * config/avr/avr.h (LINKER_NAME): Remove.
5960 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5963 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5964 that support VSX, warn for -mno-altivec if vsx is not disabled,
5967 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5968 Shujing Zhao <pearly.zhao@oracle.com>
5970 PR translation/42469
5971 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5972 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5973 character between option name and help text.
5974 * c.opt (imultilib): Likewise.
5976 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5978 * lto-streamer-out.c (output_unreferenced_globals): Output static
5981 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5983 PR rtl-optimization/42621
5984 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5985 optimizing for size.
5986 (duplicate_computed_gotos): Remove now-redundant check.
5988 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5991 * configure.ac: Save and restore LDFLAGS and LIBS
5992 * configure: Regenerate.
5994 2010-01-10 Richard Guenther <rguenther@suse.de>
5997 * builtins.c (fold_builtin_strlen): Add type argument and
5998 convert the resulting length to it.
5999 (fold_builtin_1): Adjust.
6001 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6003 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6004 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6006 (num_insns_constant_wide): Adjust for that change.
6008 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6011 * web.c (union_defs): Add used argument, to combine uses of
6013 (entry_register): Adjust type and tests of used argument.
6014 (web_main): Widen used for new use. Pass it to union_defs.
6015 * df.h (union_defs): Adjust prototype.
6017 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6020 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6021 uses in new incoming argument. Free body.
6022 (reset_debug_uses_in_loop): New.
6023 (analyze_insn_to_expand_var): Call the latter if the former found
6024 anything. Fix whitespace. Reject invalid dest overlaps before
6025 going through all insns in the loop.
6027 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6030 * haifa-sched.c (dying_use_p): Debug insns don't count.
6032 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6035 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6036 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6037 (verify_gimple_call): Reject LHS in noreturn calls.
6039 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6043 * tree-vect-loop-manip.c (adjust_info): New type.
6044 (adjust_vec): New pointer to vector.
6045 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6046 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6047 (slpeel_update_phis_for_duplicate_loop): Use them.
6048 (slpeel_update_phi_nodes_for_guard1): Likewise.
6049 (slpeel_update_phi_nodes_for_guard2): Likewise.
6050 (slpeel_tree_peel_loop_to_edge): Likewise.
6051 (vect_update_ivs_after_vectorizer): Likewise.
6053 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6055 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6056 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6058 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6060 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6061 bogus uninitialized warning.
6063 2010-01-09 Richard Guenther <rguenther@suse.de>
6066 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6067 the evolution is compatible with the initial condition.
6069 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6071 * gcc.c (process_command): Update copyright notice dates.
6072 * gcov.c (print_version): Likewise.
6073 * gcov-dump.c (print_version): Likewise.
6074 * mips-tfile.c (main): Likewise.
6075 * mips-tdump.c (main): Likewise.
6077 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6080 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6082 (rotlhi3_8): Delete.
6084 (rotlsi3_8): Delete.
6085 (rotlsi3_16): Delete.
6086 (rotlsi3_24): Delete.
6088 (*rotw<mode>3): New.
6089 (*rotb<mode>3): New.
6090 * config/avr/avr.c (avr_rotate_bytes): New function.
6091 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6093 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6096 * configure.ac: Modify -rdynamic check.
6097 * configure: Regenerate.
6099 2010-01-08 DJ Delorie <dj@redhat.com>
6101 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6102 register popping order.
6104 2010-01-08 Richard Guenther <rguenther@suse.de>
6107 * c.opt (fsigned-char): Also let LTO handle this option.
6108 (funsigned-char): Likewise.
6110 2010-01-07 Richard Guenther <rguenther@suse.de>
6112 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6113 (gimple_op): Likewise.
6114 (gimple_op_ptr): Likewise.
6115 (gimple_assign_set_lhs): Remove gcc_assert.
6116 (gimple_assign_set_rhs1): Likewise.
6117 (gimple_assign_set_rhs2): Likewise.
6118 (gimple_call_set_lhs): Likewise.
6119 (gimple_call_set_fn): Likewise.
6120 (gimple_call_set_fndecl): Likewise.
6121 (gimple_call_fndecl): Likewise.
6122 (gimple_call_return_type): Likewise.
6123 (gimple_call_set_chain): Likewise.
6124 (gimple_call_num_args): Likewise.
6125 (gimple_call_set_arg): Likewise.
6126 (gimple_cond_set_code): Likewise.
6127 (gimple_cond_set_lhs): Likewise.
6128 (gimple_cond_set_rhs): Likewise.
6129 (gimple_cond_set_true_label): Likewise.
6130 (gimple_cond_set_false_label): Likewise.
6131 (gimple_label_set_label): Likewise.
6132 (gimple_goto_set_dest): Likewise.
6133 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6134 (gimple_debug_bind_get_value): Likewise.
6135 (gimple_debug_bind_get_value_ptr): Likewise.
6136 (gimple_debug_bind_set_var): Likewise.
6137 (gimple_debug_bind_set_value): Likewise.
6138 (gimple_debug_bind_reset_value): Likewise.
6139 (gimple_debug_bind_has_value_p): Likewise.
6140 (gimple_return_retval_ptr): Remove gcc_assert.
6141 (gimple_return_retval): Likewise.
6142 (gimple_return_set_retval): Likewise.
6143 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6144 (safe_referenced_var_iterator): Remove.
6145 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6146 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6147 (fill_referenced_var_vec): Remove.
6148 (first_readonly_imm_use): Remove redundant gcc_assert.
6149 (phi_arg_index_from_use): Combine gcc_asserts.
6150 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6151 (first_imm_use_stmt): Remove redundant gcc_assert.
6152 * tree-cfg.c (verify_gimple_call): Verify function and chain
6153 operands. Verify arguments.
6154 (verify_types_in_gimple_stmt): Verify condition code and labels.
6156 2010-01-07 Richard Guenther <rguenther@suse.de>
6158 PR tree-optimization/42641
6159 * sese.c (rename_map_elt_info): Use the SSA name version, do
6162 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6164 PR tree-optimization/42625
6165 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6166 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6168 2010-01-07 Duncan Sands <baldrick@free.fr>
6170 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6172 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6175 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6176 note itself is not function_invariant_p.
6178 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6180 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6181 Do not add the DF_NOTE problem.
6182 * store-motion.c (execute_rtl_store_motion): Likewise.
6184 2010-01-07 Martin Jambor <mjambor@suse.cz>
6186 PR tree-optimization/42157
6187 * tree-sra.c (compare_access_positions): Stabilize sort if both
6188 accesses have integer types, return zero immediately if they are the
6191 2010-01-06 Richard Henderson <rth@redhat.com>
6194 * haifa-sched.c (add_to_note_list): Merge into ...
6195 (concat_note_lists): ... here, and ...
6196 (unlink_other_notes, rm_other_notes): Merge into...
6197 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6198 NOTE_INSN_EPILOGUE_BEG.
6200 2010-01-06 Richard Guenther <rguenther@suse.de>
6202 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6203 not inline regular functions into always-inline functions.
6205 2010-01-06 Nick Clifton <nickc@redhat.com>
6207 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6208 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6210 (OVERRIDE_OPTIONS): Delete.
6211 (OPTIMIZATION_OPTIONS): Define.
6212 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6213 * config/rx/rx.c (rx_handle_option): Issue an error message if
6214 -mcpu=rx200 and -fpu are used together.
6215 (rx_set_optimization_options): New function. Issue an error
6216 message if an optimization attribute attempts to reset the FPU/
6217 math optimization pairing.
6218 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6219 * config/rx/rx.opt: Set the default to 32-bit doubles.
6220 * config/rx/t-rx: Add multilibs for -nofpu option.
6221 * doc/invoke.texi: Update documentation of RX options.
6223 2010-01-06 Richard Guenther <rguenther@suse.de>
6225 * tree-ssa-pre.c (name_to_id): New global.
6226 (alloc_expression_id): Simplify SSA name handling.
6227 (lookup_expression_id): Likewise.
6228 (init_pre): Zero name_to_id.
6229 (fini_pre): Free it.
6231 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6233 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6235 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6238 * config/i386/sse.md (smaxv2di3): New.
6239 (umaxv2di3): Likewise.
6240 (sminv2di3): Likewise.
6241 (uminv2di3): Likewise.
6243 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6246 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6247 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6248 (legitimize_tls_address): Likewise.
6249 (sparc_tls_referenced_p): Likewise.
6250 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6251 and adjust calls to legitimize_pic_address.
6252 (legitimate_constant_p) Use sparc_tls_referenced_p.
6253 (legitimate_pic_operand_p): Likewise.
6254 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6255 (sparc_tls_symbol_ref_1): Delete.
6256 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6257 (legitimize_tls_address): Make static, handle CONST patterns.
6258 (legitimize_pic_address): Make static, remove unused parameter and
6259 adjust recursive calls.
6260 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6261 and adjust call to legitimize_pic_address.
6262 (sparc_output_mi_thunk): Likewise.
6264 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6265 H.J. Lu <hongjiu.lu@intel.com>
6268 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6269 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6270 operands to make them signed.
6273 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6276 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6277 GTU to GT for V4SI and V2DI.
6279 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6280 (umin<mode>3): Removed.
6282 (uminv4si3): Likewise.
6284 2010-01-05 Martin Jambor <mjambor@suse.cz>
6286 PR tree-optimization/42462
6287 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6288 current_function_decl to helper functions and macros.
6290 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6293 * flags.h: Don't include real.h.
6294 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6295 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6296 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6297 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6298 * dominance.c: Update copyright.
6299 * gimple.c (walk_gimple_op): Remove inline.
6300 * tree-ssa-reassoc.c: Include real.h.
6301 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6302 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6304 2010-01-05 Nick Clifton <nickc@redhat.com>
6306 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6307 register to push into the stack frame when the accumulator has to
6308 be saved during interrupts.
6310 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6312 * doc/invoke.texi: Remove the documentation about option
6314 * common.opt (Wunreachable-code): Preserved for backward
6316 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6317 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6318 the backward compatibility flag section.
6320 2010-01-05 Richard Guenther <rguenther@suse.de>
6322 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6324 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6327 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6329 PR tree-optimization/42508
6330 * tree-sra.c (convert_callers): Check for recursive call
6331 by comparing cgraph nodes instead of decls.
6332 (modify_function): Call ipa_modify_formal_parameters also
6333 on all same_body aliases.
6335 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6336 cgraph nodes when checking for same_body aliases.
6338 2010-01-05 Richard Guenther <rguenther@suse.de>
6340 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6341 allocation and lookup.
6342 (get_or_alloc_expr_for_constant): Likewise.
6343 (phi_translate): Sink allocation.
6345 2010-01-04 Richard Guenther <rguenther@suse.de>
6347 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6348 a new entry only if needed.
6349 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6350 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6352 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6354 (phi_translate): Handle CONSTANTs early.
6356 2010-01-04 Martin Jambor <mjambor@suse.cz>
6358 PR tree-optimization/42398
6359 * tree-sra.c (struct access): Removed flag grp_different_types.
6360 (dump_access): Do not dump the removed flag.
6361 (sort_and_splice_var_accesses): Do not set the removed flag.
6362 (sra_modify_expr): Check for type compatibility directly.
6364 2010-01-04 Martin Jambor <mjambor@suse.cz>
6366 PR tree-optimization/42366
6367 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6368 edges with variable number of parameters.
6369 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6370 flag instead of asserting it.
6371 (ipa_read_node_info): Read uses_analysis_done flag.
6373 2010-01-04 Richard Guenther <rguenther@suse.de>
6375 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6376 iterative_hash_* as intended.
6377 (vn_reference_compute_hash): Likewise. Simplify hashing
6379 (vn_reference_lookup_2): Likewise.
6380 (vn_nary_op_compute_hash): Likewise.
6381 (vn_phi_compute_hash): Likewise.
6382 (expressions_equal_p): Remove strange code.
6383 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6384 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6385 (bitmap_insert_into_set_1): Take value-id as parameter.
6386 (add_to_value): Pass it.
6387 (bitmap_insert_into_set): Likewise.
6388 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6390 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6393 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6394 (do_self_spec): For switches with SWITCH_IGNORE set set also
6395 SWITCH_IGNORE_PERMANENTLY.
6396 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6399 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6401 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6402 tree of an unreferenced global var.
6404 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6407 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6408 GTU to GT for V4SI and V2DI.
6410 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6411 (umin<mode>3): Removed.
6413 (uminv4si3): Likewise.
6415 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6418 * collect2.c (main): Turn on trace in collect2 if -v is passed
6421 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6423 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6424 description of expression operand.
6426 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6428 * configure.ac: Add install-html to target_list for Make-hooks.
6429 * configure: Regenerate.
6430 * fortran/Make-lang.in (F95_HTMLFILES): New.
6431 (fortran.html): Use it.
6432 (fortran.install-html): New.
6433 * Makefile.in (install-html): Add lang.install-html.
6434 * java/Make-lang.in (JAVA_HTMLFILES): New.
6435 (java.html): Use it.
6436 (java.install-html): New.
6437 * objc/Make-lang.in (objc.install-html): New.
6438 * objcp/Make-lang.in (obj-c++.install-html): New.
6439 * cp/Make-lang.in (c++.install-html): New.
6440 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6441 * lto/Make-lang.in (lto.install-html): New.
6443 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6446 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6448 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6450 PR rtl-optimization/41862
6451 * store-motion.c (store_killed_in_insn, compute_store_table,
6452 remove_reachable_equiv_notes, replace_store_insn,
6453 build_store_vectors): Ignore all DEBUG_INSNs.
6455 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6458 * common.opt: Add dumpdir.
6460 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6462 (option_map): Add --dumpdir.
6464 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6466 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6468 * opts.c (decode_options): Try dump_dir_name first if
6469 dump_base_name isn't an absolute path.
6470 (common_handle_option): Handle OPT_dumpdir.
6472 * toplev.c (dump_dir_name): New.
6473 (print_switch_values): Also ignore -dumpdir.
6475 * toplev.h (dump_dir_name): New.
6477 2010-01-03 Richard Guenther <rguenther@suse.de>
6479 PR tree-optimization/42589
6480 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6481 double-word expansion of bswap32.
6483 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6485 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6486 with BLOCK_FOR_INSN.
6487 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6488 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6489 noce_process_if_block): Likewise.
6490 * gcse.c (compute_local_properties, insert_expr_in_table,
6491 insert_set_in_table, canon_list_insert, find_avail_set,
6492 pre_insert_copy_insn): Likewise.
6494 * basic-block.h (BLOCK_NUM): Move from here...
6495 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6497 2010-01-03 Richard Guenther <rguenther@suse.de>
6499 PR tree-optimization/42438
6500 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6501 contains_may_not_return_call flag.
6502 (BB_MAY_NOTRETURN): New.
6503 (valid_in_sets): Trapping nary operations are not valid
6504 in blocks that may not return.
6505 (insert_into_preds_of_block): Remove check for trapping expressions.
6506 (compute_avail): Compute also BB_MAY_NOTRETURN.
6508 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6510 * doc/invoke.texi: Add 2010 to copyright years.
6512 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6514 * config/sparc/sparc.c: Fix formatting nits.
6516 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6517 Alexander Monakov <amonakov@ispras.ru>
6519 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6521 2010-01-02 Richard Guenther <rguenther@suse.de>
6524 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6525 (simplify_switch_using_ranges): Mark to be removed edges
6528 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6530 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6532 * collect2.c (scan_libraries): Add missing argument in call to
6535 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6538 * config/alpha/predicates.md (aligned_memory_operand): Return false
6540 (unaligned_memory_operand): Return true for CQImode.
6541 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6542 doesn not cross aligned SImode word boundary.
6544 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6546 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6548 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6549 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6551 2010-01-02 Richard Guenther <rguenther@suse.de>
6554 * toplev.c (compile_file): Emit LTO marker properly. Change
6556 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6558 2010-01-01 Richard Guenther <rguenther@suse.de>
6561 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6563 2010-01-01 Richard Guenther <rguenther@suse.de>
6566 * c-decl.c (grokdeclarator): For zero-size arrays force
6567 structural equality checks as layout_type does.
6569 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6571 * builtins.c: Update copyright to 2010.
6573 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6576 * lto-streamer-out.c (produce_asm): Revert the last change.
6577 (copy_function): Likewise.
6579 * lto-streamer.c (lto_get_section_name): Skip any leading
6582 2010-01-01 Richard Guenther <rguenther@suse.de>
6585 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6589 Copyright (C) 2010 Free Software Foundation, Inc.
6591 Copying and distribution of this file, with or without modification,
6592 are permitted in any medium without royalty provided the copyright
6593 notice and this notice are preserved.