1 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
3 * fold-const.c (fold_comparison): Use ssizetype.
4 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
5 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
6 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
7 * tree-object-size.c (compute_object_sizes): Use size_type_node.
9 * tree.h (initialize_sizetypes): Remove parameter.
10 (build_common_tree_nodes): Remove second parameter.
11 * stor-layout.c (initialize_sizetypes): Remove parameter.
12 Always create an unsigned type.
13 (set_sizetype): Assert that the passed type is unsigned and simplify.
14 * tree.c (build_common_tree_nodes): Remove second parameter.
15 Adjust call to initialize_sizetypes.
16 * c-decl.c (c_init_decl_processing): Remove second argument in call to
17 build_common_tree_nodes.
19 2010-04-18 Matthias Klose <doko@ubuntu.com>
21 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
23 2010-04-18 Ira Rosen <irar@il.ibm.com>
25 PR tree-optimization/43771
26 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
27 load permutation doesn't have gaps.
29 2010-04-18 Jan Hubicka <jh@suse.cz>
31 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
32 (sse_prologue_save_insn expander): Use new pattern.
33 (sse_prologue_save_insn1): New pattern and splitter.
34 (sse_prologue_save_insn): Update to deal also with 64bit aligned
36 * i386.c (setup_incoming_varargs_64): Do not compute jump destination here.
37 (ix86_gimplify_va_arg): Update alignment needed.
38 (ix86_local_alignment): Do not align all local arrays
41 2010-04-17 Jan Hubicka <jh@suse.cz>
43 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
45 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
47 * arm.md (negdi2): Remove redundant code to force values into a
50 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
52 * arm/bpabi.S: Add EABI alignment attributes to objects.
53 * arm/bpabi-v6m.S: Likewise.
54 * arm/crti.asm: Likewise.
55 * arm/crtn.asm: Likewise.
56 * arm/lib1funcs.asm: Likewise.
57 * arm/libunwind.S: Likewise.
59 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
61 * arm-protos.h (tune_params): New structure.
62 * arm.c (current_tune): New variable.
63 (arm_constant_limit): Delete.
64 (struct processors): Add pointer to the tune parameters.
65 (arm_slowmul_tune): New tuning option.
66 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
67 (all_cores): Adjust to pick up the tuning model.
68 (arm_constant_limit): New function.
69 (arm_override_options): Select the appropriate tuning model. Delete
70 initialization of arm_const_limit.
71 (arm_split_constant): Use the new constant-limit model.
72 (arm_rtx_costs): Pick up the current tuning model.
73 * arm.md (is_strongarm, is_xscale): Delete.
74 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
75 for Xscale variant architectures.
76 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
78 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
80 * config/arm/arm.c (arm_gen_constant): Remove unused variable
82 (arm_rtx_costs_1): Remove unused variable extra_cost.
83 (arm_unwind_emit_set): Use variable offset.
84 (thumb1_output_casesi): Remove unused variable flags.
86 2010-04-16 Jeff Law <law@redhat.com>
88 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
89 needing assignment rather than doing a two-phase assignment. Remove
92 2010-04-16 Jakub Jelinek <jakub@redhat.com>
95 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
97 2010-04-16 Doug Kwan <dougkwan@google.com>
99 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
100 (next_operand_entry_id): New static variable.
101 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
102 (add_to_ops_vec): Assigned unique ID to operand entry.
103 (struct oecount_s): New field ID.
104 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
105 (undistribute_ops_list): Assign unique IDs to oecounts.
106 (init_reassoc): reset next_operand_entry_id.
108 2010-04-16 Doug Kwan <dougkwan@google.com>
110 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
111 missing left parenthesis.
113 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
116 *btdi_rex64 using SWI48 mode iterator.
117 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
118 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
119 *jcc_btdi_mask_rex64.
121 2010-04-16 Anatoly Sokolov <aesok@post.ru>
123 * double-int.h (tree_to_double_int): Convert to macro.
124 * double-int.c (tree_to_double_int): Remove.
126 2010-04-16 Jakub Jelinek <jakub@redhat.com>
129 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
130 with want_address 2 and in case a single element list might be
131 possible, call it again with want_address 0.
133 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
135 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
136 case 'W' print operands for HI mode.
137 * config/h8300/h8300.h (Y0, Y2) : New constraints.
138 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
139 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
140 * config/h8300/predicate.md (bit_register_indirect_operand): New.
142 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
144 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
145 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
146 #xx:3 and #xx:4 mode.
148 * config/h8300/h8300.md (inverted load with HImode dest): Add
151 * config/h8300/predicate.md (bit_operand): Allow immediate values that
152 satisfy 'U' constraint.
154 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
156 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx
158 * configure: Regenerate.
159 * config.in: Regenerate.
160 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
163 2010-04-16 Richard Guenther <rguenther@suse.de>
165 * tree.h (struct tree_decl_minimal): Move pt_uid ...
166 (struct tree_decl_common): ... here.
167 (DECL_PT_UID): Adjust.
168 (SET_DECL_PT_UID): Likewise.
169 (DECL_PT_UID_SET_P): Likewise.
171 2010-04-16 Richard Guenther <rguenther@suse.de>
173 PR tree-optimization/43572
174 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
175 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
176 * tree-flow.h (is_call_clobbered): Remove.
177 * tree-flow-inline.h (is_call_clobbered): Likewise.
178 * tree-dfa.c (dump_variable): Do not dump call clobber state.
179 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
180 (execute_return_slot_opt): Adjust.
181 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
182 check for call clobbered vars here.
183 (find_tail_calls): Move tailcall verification to the
186 2010-04-16 Diego Novillo <dnovillo@google.com>
188 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings
191 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
194 * config/arm/arm.md (cbranchqi4): New pattern.
195 * config/arm/predicates.md (const0_operand,
196 cbranchqi4_comparison_operator): New predicates.
198 2010-04-16 Richard Guenther <rguenther@suse.de>
200 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
201 (dump_gimple_stmt): Likewise.
203 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
205 * recog.h (struct recog_data): New field is_operator.
206 (struct insn_operand_data): New field is_operator.
207 * recog.c (extract_insn): Set recog_data.is_operator.
208 * genoutput.c (output_operand_data): Emit code to set the
210 * reload.c (find_reloads): Use it rather than testing for an
211 empty constraint string.
214 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
215 If the previous insn is a cbranchsi4_insn with the same arguments,
216 omit the compare instruction.
218 * config/arm/arm.md (addsi3_cbranch): If destination is a high
219 register, inputs must be low registers and we need a low register
220 scratch. Handle alternative 2 like alternative 3.
222 2010-04-16 Jakub Jelinek <jakub@redhat.com>
224 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
225 don't call get_addr on both. If one expression is a VALUE and
226 the other a REG, check VALUE's locs if the REG isn't among them.
228 2010-04-16 Christian Bruel <christian.bruel@st.com>
230 * config/sh/sh.h (sh_frame_pointer_required): New function.
231 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
232 (flag_omit_frame_pointer) Set.
233 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
234 (rounded_frame_size): Adjust size with outgoing_args_size.
235 (sh_set_return_address): Must return from stack pointer.
236 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
237 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
238 (ACCUMULATE_OUTGOING_ARGS): Define.
239 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
240 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
242 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
245 * config/sh/sh.c (sh_legitimize_reload_address): Use
246 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
247 Remove a unneeded check for offset_base.
249 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
251 * configure: Regenerated.
253 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
255 * config/s390/s390.c (s390_call_save_register_used): Switch back
258 2010-04-15 Richard Guenther <rguenther@suse.de>
260 * alias.c (alias_set_subset_of): Handle alias-set zero
263 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
264 Julian Brown <julian@codesourcery.com>
266 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
267 alternatives according to use of high and low regs.
268 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
269 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
270 optimizing for size on Thumb-2.
272 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
274 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
276 2010-04-15 Richard Guenther <rguenther@suse.de>
278 * tree-ssa-structalias.c (struct variable_info): Add
280 (new_var_info): Initialize it.
281 (dump_constraints): Support printing last added constraints.
282 (debug_constraints): Adjust.
283 (dump_constraint_graph): Likewise.
284 (make_heapvar_for): Check for NULL cfun.
285 (get_function_part_constraint): New function.
286 (get_fi_for_callee): Likewise.
287 (find_func_aliases): Properly implement IPA PTA constraints.
288 (process_ipa_clobber): New function.
289 (find_func_clobbers): Likewise.
290 (insert_into_field_list_sorted): Remove.
291 (create_function_info_for): Properly allocate vars for IPA mode.
292 Do not use insert_into_field_list_sorted.
293 (create_variable_info_for): Properly generate constraints for
294 global vars in IPA mode.
295 (dump_solution_for_var): Always dump the solution.
296 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
297 (find_what_var_points_to): Adjust.
298 (pt_solution_set): Change.
299 (pt_solution_ior_into): New function.
300 (pt_solution_empty_p): Export.
301 (pt_solution_includes_global): Adjust.
302 (pt_solution_includes_1): Likewise.
303 (pt_solutions_intersect_1): Likewise.
304 (dump_sa_points_to_info): Check some invariants.
305 (solve_constraints): Move constraint dumping ...
306 (compute_points_to_sets): ... here.
307 (ipa_pta_execute): ... and here.
308 (compute_may_aliases): Do not re-compute points-to info
309 locally if IPA info is available.
310 (ipa_escaped_pt): New global var.
311 (ipa_pta_execute): Properly implement IPA PTA.
312 * tree-into-ssa.c (dump_decl_set): Support dumping
313 decls not in referenced-vars.
314 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
315 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
316 (dump_points_to_solution): Likewise.
317 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
318 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
319 (remap_gimple_stmt): Reset call clobber/use information if
321 (copy_decl_to_var): Copy DECL_PT_UID.
322 (copy_result_decl_to_var): Likewise.
323 * tree.c (make_node_stat): Initialize DECL_PT_UID.
324 (copy_node_stat): Copy it.
325 * tree.h (DECL_PT_UID): New macro.
326 (SET_DECL_PT_UID): Likewise.
327 (DECL_PT_UID_SET_P): Likewise.
328 (struct tree_decl_minimal): Add pt_uid member.
329 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
330 (pt_solution_empty_p): Declare.
331 (pt_solution_set): Adjust.
332 (ipa_escaped_pt): Declare.
333 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
334 * gimple-pretty-print.c (pp_points_to_solution): New function.
335 (dump_gimple_call): Dump call clobber/use information.
336 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
337 * tree-pass.h (TDF_ALIAS): New dump option.
338 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
339 * doc/invoke.texi (-fipa-pta): Update documentation.
341 2010-04-15 Richard Guenther <rguenther@suse.de>
343 * Makefile.in (OBJS-common): Add gimple-fold.o.
344 (gimple-fold.o): New rule.
345 * tree.h (maybe_fold_offset_to_reference,
346 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
348 * gimple.h: ... here.
349 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
350 may_propagate_address_into_dereference): Move prototypes ...
351 * gimple.h: ... here.
352 * tree-ssa-ccp.c (get_symbol_constant_value,
353 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
354 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
355 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
356 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
357 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
358 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
359 gimplify_and_update_call_from_tree): Move ...
360 * gimple-fold.c: ... here. New file.
361 (ccp_fold_builtin): Rename to ...
362 (gimple_fold_builtin): ... this.
363 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
365 2010-04-15 Richard Guenther <rguenther@suse.de>
367 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
368 fit_double_type, force_fit_type_double, add_double_with_sign,
369 neg_double, mul_double_with_sign, lshift_double, rshift_double,
370 lrotate_double, rrotate_double, div_and_round_double): Move ...
371 * double-int.c: ... here.
372 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
373 add_double, neg_double, mul_double_with_sign, mul_double,
374 lshift_double, rshift_double, lrotate_double, rrotate_double,
375 div_and_round_double): Move prototypes ...
376 * double-int.h: ... here.
378 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
381 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
382 matching constraints to ensure inputs match the output.
384 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
387 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
388 in an input-only operand.
390 2010-04-15 Anatoly Sokolov <aesok@post.ru>
392 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
393 (double_int_not, double_int_lshift, double_int_rshift): Declare.
394 (double_int_negative_p): Convert to static inline function.
395 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
396 (double_int_negative_p): Remove.
397 * tree.h (lshift_double, rshift_double):
398 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
399 * fold-const.c (fold_convert_const_int_from_real,
400 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
401 (lshift_double): Change type of arith argument to bool.
402 (rshift_double): Change type of arith argument to bool. Correct
404 * expmed.c (mask_rtx, lshift_value): (Ditto.).
406 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
409 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
410 at the start and end of the then/else blocks, and omit them from the
412 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
413 argument; all callers changed. Pass zero to old_insns_match_p instead.
414 (flow_find_head_matching_sequence): New function.
415 (old_insns_match_p): Check REG_EH_REGION notes for calls.
416 * basic-block.h (flow_find_cross_jump,
417 flow_find_head_matching_sequence): Declare functions.
419 2010-04-14 Jason Merrill <jason@redhat.com>
422 * c-common.c (attribute_takes_identifier_p): New fn.
423 * c-common.h: Declare it.
425 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
427 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
429 (*udivmod<mode>4): Ditto.
431 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/i386.md (maxmin_int): Rename code attribute from
434 maxminiprefix and update all users.
435 (maxmin_float): Ditto from maxminfprefix.
436 (logic): Ditto from logicprefix.
437 (absneg_mnemonic): Ditto from absnegprefix.
438 * config/i386/mmx.md: Update all users of maxminiprefix,
439 maxminfprefix and logicprefix for rename.
440 * config/i386/sse.md: Ditto.
441 * config/i386/sync.md (sync_<code><mode>): Update for
444 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
447 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
448 warnings converted to errors.
450 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
452 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
453 used insn_type variable.
454 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
455 to avoid set-but-not-used warning.
457 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
459 * df-core.c (df_ref_debug): Change format string placeholder
461 * dwarf2asm.c (dw2_asm_output_data_raw,
462 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
463 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
464 * dwarf2out.c (output_cfi, output_cfi_directive,
465 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
466 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
468 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
469 * print-rtl.c (print_rtx): Ditto.
471 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
474 * builtins.c (expand_builtin_pow_root): New function to expand pow
475 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
476 series of sqrt and cbrt calls under -ffast-math.
477 (expand_builtin_pow): Call it.
479 2010-04-14 Michael Matz <matz@suse.de>
481 PR tree-optimization/42963
482 * tree-cfg.c (touched_switch_bbs): New static variable.
483 (group_case_labels_stmt): New function broken out from ...
484 (group_case_labels): ... here, use the above.
485 (start_recording_case_labels): Allocate touched_switch_bbs.
486 (end_recording_case_labels): Deallocate it, call
487 group_case_labels_stmt.
488 (gimple_redirect_edge_and_branch): Remember index of affected BB.
490 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
495 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
497 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
499 2010-04-13 Jan Hubicka <jh@suse.cz>
501 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
502 of optimized out static functions.
503 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
504 cost computation. Also sanity check for overflows.
505 (update_caller_keys): Update cgraph_edge_badness call; properly
506 update fibheap and sanity check that it is up to date.
507 (add_new_edges_to_heap): Update cgraph_edge_badness.
508 (cgraph_decide_inlining_of_small_function): Likewise;
509 add sanity checking that badness in heap is up to date;
510 improve dumping of reason; Update badness of calls to the
511 offline copy of function currently inlined; dump badness
512 of functions not inlined because of unit growth limits.
514 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
517 * c-common.c (pointer_int_sum): Disregard overflow that occured only
518 because of sign-extension change when converting to sizetype here...
519 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
521 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
522 the folding to constants. Remove redundant final conversion.
523 (fold_binary) <associate>: Do not associate if the re-association of
524 constants alone overflows.
525 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
526 to the end of the list.
527 (multiple_of_p) <COND_EXPR>: New case.
529 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
531 * opt-functions.awk (opt_sanitized_name): New.
533 * optc-gen.awk: Use it
534 * opth-gen.awk: Use it.
536 2010-04-13 Martin Jambor <mjambor@suse.cz>
538 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
539 (sra_modify_assign): Delete stmts loading dead data even if racc has no
540 children. Call replace_uses_with_default_def_ssa_name to handle
543 2010-04-13 Michael Matz <matz@suse.de>
546 * builtins.c (expand_builtin_interclass_mathfn): Also create
547 a register if the predicate doesn't match.
549 2010-04-13 Diego Novillo <dnovillo@google.com>
551 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
552 * c-pch.c: Include timevar.h.
553 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
554 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
555 * ggc-common.c: Include timevar.h.
556 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
557 * timevar.def (TV_PCH_SAVE): Define.
558 (TV_PCH_CPP_SAVE): Define.
559 (TV_PCH_PTR_REALLOC): Define.
560 (TV_PCH_PTR_SORT): Define.
561 (TV_PCH_RESTORE): Define.
562 (TV_PCH_CPP_RESTORE): Define.
564 2010-04-13 Michael Matz <matz@suse.de>
566 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
568 (can_reassociate_p): New function.
569 (break_up_subtract_bb, reassociate_bb): Use it.
571 2010-04-13 Richard Guenther <rguenther@suse.de>
574 * builtins.c (c_readstr): Fix assert.
576 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
578 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
579 when generating cltd insn.
581 (*ashl<mode>3_1): Remove special handling for register operand 2.
582 (*ashlsi3_1_zext): Ditto.
584 (*ashlhi3_1_lea): Ditto.
586 (*ashlqi3_1_lea): Ditto.
587 (*<shiftrt_insn><mode>3_1): Ditto.
588 (*<shiftrt_insn>si3_1_zext): Ditto.
589 (*<shiftrt_insn>qi3_1_slp): Ditto.
590 (*<rotate_insn><mode>3_1): Ditto.
591 (*<rotate_insn>si3_1_zext): Ditto.
592 (*<rotate_insn>qi3_1_slp): Ditto.
594 2010-04-13 Richard Guenther <rguenther@suse.de>
596 * tree-ssa-structalias.c (callused_id): Remove.
597 (call_stmt_vars): New.
598 (get_call_vi): Likewise.
599 (lookup_call_use_vi): Likewise.
600 (lookup_call_clobber_vi): Likewise.
601 (get_call_use_vi): Likewise.
602 (get_call_clobber_vi): Likewise.
603 (make_transitive_closure_constraints): Likewise.
604 (handle_const_call): Adjust to do per-call call-used handling.
605 (handle_pure_call): Likewise.
606 (find_what_var_points_to): Remove general callused handling.
607 (init_base_vars): Likewise.
608 (init_alias_vars): Initialize call_stmt_vars.
609 (compute_points_to_sets): Process call-used and call-clobbered
610 vars for call statements.
611 (delete_points_to_sets): Free call_stmt_vars.
613 2010-04-13 Richard Guenther <rguenther@suse.de>
615 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
616 Only add RW dependence for dependence distance zero.
617 Adjust maximal vectorization factor according to dependences.
618 Move alignment handling ...
619 (vect_find_same_alignment_drs): ... here. New function.
620 (vect_analyze_data_ref_dependences): Adjust.
621 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
622 (vect_analyze_data_refs): Adjust minimal vectorization factor
623 according to data references.
624 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
625 dependences before determining the vectorization factor.
626 Analyze alignment after determining the vectorization factor.
627 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
628 dependences before alignment.
629 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
631 (vect_analyze_data_refs): Likewise.
632 (MAX_VECTORIZATION_FACTOR): New define.
634 2010-04-13 Duncan Sands <baldrick@free.fr>
636 * except.h (lang_eh_type_covers): Remove.
637 * except.c (lang_eh_type_covers): Likewise.
639 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
640 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
642 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
643 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
644 UNITS_PER_LONG where it is ABI relevant.
645 (s390_return_addr_rtx): Likewise.
646 (s390_back_chain_rtx): Likewise.
647 (s390_frame_area): Likewise.
648 (s390_frame_info): Likewise.
649 (s390_initial_elimination_offset): Likewise.
650 (save_gprs): Likewise.
651 (s390_emit_prologue): Likewise.
652 (s390_emit_epilogue): Likewise.
653 (s390_function_arg_advance): Likewise.
654 (s390_function_arg): Likewise.
655 (s390_va_start): Likewise.
656 (s390_gimplify_va_arg): Likewise.
657 (s390_function_profiler): Likewise.
658 (s390_optimize_prologue): Likewise.
659 (s390_rtx_costs): Likewise.
660 (s390_secondary_reload): Likewise.
661 (s390_promote_function_mode): Likewise.
662 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
663 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
665 (s390_unwind_word_mode): New function.
666 (s390_function_value): Split 64 bit values into register pair if
667 used as return value.
668 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
669 function call parameters. Handle parallels.
670 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
671 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
672 (DWARF_CIE_DATA_ALIGNMENT): New macro.
673 (s390_expand_setmem): Remove unused variable src_addr.
674 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
675 deal with 64 bit registers.
676 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
677 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
678 (UNITS_PER_LONG): New macro.
679 * libjava/include/s390-signal.h: Define extended ucontext
680 structure containing the upper halfs of the 64 bit registers.
682 2010-04-13 Simon Baldwin <simonb@google.com>
684 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
686 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
688 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
689 rvalue on the RHS if the LHS is of a non-renamable type.
690 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
692 2010-04-13 Matthias Klose <doko@ubuntu.com>
694 * gcc.c (cc1_options): Handle -iplugindir before processing
695 the cc1 spec. Only add -iplugindir once.
696 (cpp_unique_options): Add -iplugindir option if -fplugin* options
698 * common.opt (iplugindir): Remove `Separate' property, initialize.
699 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
701 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
702 (distclean): Remove plugin dir.
703 * doc/invoke.texi: Document -iplugindir.
705 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
707 * doc/plugins.texi (Loading Plugins): Document short
709 (Plugin API): Mention default_plugin_dir_name function.
711 * gcc.c (find_file_spec_function): Add new declaration.
712 (static_spec_func): Use it for "find-file".
713 (find_file_spec_function): Add new function.
714 (cc1_options): Add -iplugindir option if -fplugin* options found.
716 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
718 * plugin.c (add_new_plugin): Updated comment, and handle short
720 (default_plugin_dir_name): Added new function.
722 * common.opt (iplugindir): New option to set the plugin directory.
724 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
726 * config/i386/i386.md (any_rotate): New code iterator.
727 (rotate_insn): New code attribute.
729 (SWIM124): New mode iterator.
730 (<rotate_insn>ti3): New expander.
731 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
732 any_rotate code iterator.
733 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
734 using any_rotate code iterator and SWIM124 mode iterator.
735 (ix86_rotlti3): New insn_and_split pattern.
736 (ix86_rotrti3): Ditto.
737 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
738 ix86_rotl{di,ti}3 patterns.
739 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
740 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
741 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
742 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
743 code iterator and SWI mode iterator.
744 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
745 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
747 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
748 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
749 (bswap rotatert splitter): Add splitter.
750 (bswap splitter): Macroize splitter using any_rotate code iterator.
751 Add insn predicate to split only for TARGET_USE_XCHGB or when
752 optimizing function for size.
754 2010-04-12 Steve Ellcey <sje@cup.hp.com>
756 * config/pa/pa.c (emit_move_sequence): Remove use of
757 deleted variable flag_argument_noalias.
759 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
761 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
763 Add to unsupported targets list.
764 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
765 sparc*-sun-solaris2.[567]* from target lists.
766 * configure: Regenerate.
767 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
769 Remove Solaris 7 patch references.
770 (Specific, sparc-sun-solaris2.7): Removed.
771 (sparc-sun-solaris2*): Update Solaris 7 example.
772 (sparc64-*-solaris2*): Likewise.
774 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
776 * config.build (alpha*-dec-osf4*): Remove.
777 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
778 of obsolete configurations.
779 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
781 * config/alpha/t-osf4: Renamed to ...
782 * config/alpha/t-osf5: ... this.
783 * config/alpha/osf.h: Renamed to ...
784 * config/alpha/osf5.h: ... this.
785 Merged old osf5.h contents.
787 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
788 (EXTRA_SPECS): Removed.
789 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
790 reflect removal of Tru64 UNIX V4.0/V5.0 support.
793 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
795 * doc/contrib.texi (Contributors, Rainer Orth): Update.
797 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
800 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
801 __thiscall convention.
803 2010-04-12 Steve Ellcey <sje@cup.hp.com>
805 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
807 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
809 2010-04-12 Steve Ellcey <sje@cup.hp.com>
811 * function.c (assign_parms_initialize_all): Add unused attribute
814 2010-04-12 Richard Guenther <rguenther@suse.de>
816 * gsstruct.def (GSS_CALL): New.
817 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
818 * gimple.h: Include tree-ssa-alias.h.
819 (struct gimple_statement_call): New.
820 (union gimple_statement_struct_d): Add gimple_call member.
821 (gimple_call_reset_alias_info): Declare.
822 (gimple_call_use_set): New function.
823 (gimple_call_clobber_set): Likewise.
824 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
825 * gimple.c (gimple_call_reset_alias_info): New function.
826 (gimple_build_call_1): Call it.
827 * lto-streamer-in.c (input_gimple_stmt): Likewise.
828 * tree-inline.c (remap_gimple_stmt): Likewise.
829 (expand_call_inline): Remove callused handling.
830 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
831 * tree-dfa.c (dump_variable): Likewise.
832 * tree-parloops.c (parallelize_loops): Likewise.
833 * tree-ssa.c (init_tree_ssa): Likewise.
834 (delete_tree_ssa): Likewise.
835 * tree-flow-inline.h (is_call_used): Remove.
836 * tree-flow.h (struct gimple_df): Remove callused member.
837 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
838 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
839 (ref_maybe_used_by_call_p_1): Simplify.
840 (call_may_clobber_ref_p_1): Likewise.
841 * tree-ssa-structalias.c (compute_points_to_sets): Set
842 the call stmt used and clobbered sets.
843 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
844 (find_tail_calls): Verify the tail call.
846 2010-04-12 Richard Guenther <rguenther@suse.de>
848 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
849 single-iteration always-inline inlining.
850 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
851 (cgraph_decide_inlining): Do not handle always-inline specially.
852 (try_inline): Remove always-inline cycle detection special case.
853 Do not recurse on always-inlines.
854 (cgraph_early_inlining): Do not iterate if not optimizing.
855 (cgraph_gate_early_inlining): remove.
856 (pass_early_inline): Run unconditionally.
857 (gate_cgraph_decide_inlining): New function.
858 (pass_ipa_inline): Use it. Do not run the IPA inliner if
859 not inlining or optimizing.
860 (cgraph_decide_inlining_of_small_functions): Also consider
861 always-inline functions.
862 (cgraph_default_inline_p): Return true for nodes which should
863 disregard inline limits.
864 (estimate_function_body_sizes): Assume zero size and time for
865 nodes which are marked as disregarding inline limits.
866 (cgraph_decide_recursive_inlining): Do not perform recursive
867 inlining on always-inline nodes.
869 2010-04-12 Jakub Jelinek <jakub@redhat.com>
872 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
873 for exprs satisfying handled_component_p.
875 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
877 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
878 non-constant aggregate elements.
880 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
881 is a real initialization.
883 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
886 * c-decl.c (start_function): Move forward check for nested function.
888 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
890 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
891 * config/sh/sh.c: Include reload.h.
892 (sh_legitimize_reload_address): New.
893 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
894 sh_legitimize_reload_address.
896 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
898 * config/sh/sh.md (*movqi_pop): New insn pattern.
899 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
901 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/i386.md (any_shiftrt): New code iterator.
904 (shiftrt_insn): New code attribute.
906 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
907 using any_shiftrt code iterator.
908 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
909 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
910 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
911 pattern from corresponding peephole2 patterns.
912 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
913 using any_shiftrt code iterator.
914 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
915 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
916 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
917 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
918 *{ashr,lshr}<mode>3_cmp_zext.
919 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
921 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
925 (*lshr<mode>3_cconly): Ditto.
927 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.md (lshr<mode>3): Macroize expander from
930 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
931 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
932 pattern from *lshr{di,ti}3_1 and corresponding splitters using
934 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
935 from corresponding peephole2 patterns.
936 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
937 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
938 and *lshrdi3_1_rex64 using SWI mode iterator.
939 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
940 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
941 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
942 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
943 and *lshrdi3_cmp_rex64 using SWI mode iterator.
944 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
945 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
946 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
947 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
950 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
952 * config/i386/i386.md (ashr<mode>3): Macroize expander from
953 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
954 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
955 pattern from *ashr{di,ti}3_1 and corresponding splitters using
957 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
958 from corresponding peephole2 patterns.
959 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
960 (ashrsi3_cvt): Rename from ashrsi3_31.
961 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
962 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
963 and x86_64_shift_adj_3 using SWI48 mode iterator.
964 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
965 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
966 and *ashrdi3_1_rex64 using SWI mode iterator.
967 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
968 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
969 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
970 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
971 and *ashrdi3_cmp_rex64 using SWI mode iterator.
972 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
973 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
974 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
975 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
977 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
978 * config/i386/i386.c (ix86_split_ashr): Update for renamed
979 x86_shift<mode>_adj_3 expanders.
981 2010-04-10 Wei Guozhi <carrot@google.com>
984 * config/arm/arm.c (arm_pic_static_addr): New function.
985 (legitimize_pic_address): Call arm_pic_static_addr when it detects
987 (arm_output_addr_const_extra): Output expression for new pattern.
988 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
990 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
992 * ira-costs.c (record_reg_classes): Ignore alternatives that are
995 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
996 * web.c: Include "insn-config.h" and "recog.h".
997 (union_match_dups): New function.
999 (union_defs): Don't try to recognize match_dups.
1001 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1002 if doing so would replace the entire pattern.
1004 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1008 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1009 and splitter pattern. Change splitter operand 1 predicate to
1012 2010-04-09 Martin Jambor <mjambor@suse.cz>
1014 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1015 lattices are addresses of CONST_DECLs with the same initial value.
1016 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1017 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1019 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1020 Bernd Schmidt <bernds@codesourcery.com>
1022 * loop-invariant.c (replace_uses): New static function.
1023 (move_invariant_reg): Use it to ensure we can replace the uses.
1025 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1027 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1029 (picochip_override_options): Enable section anchors only above -O1.
1030 (picochip_reorg): Fixed a couple of build warnings.
1032 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1034 * configure.ac (plugin -rdynamic test): Log result.
1035 * configure: Regenerate.
1036 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1037 (RDYNAMIC_SPEC): Define.
1038 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1040 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1042 * configure.ac: Determine Sun ld version numbers.
1043 (comdat_group): Restrict GNU ld version checks to gld.
1044 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1045 (enable_comdat): Support --enable-comdat.
1046 * configure: Regenerate.
1047 * doc/install.texi (Configuration): Document --enable-comdat.
1049 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1051 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1052 * config/sol2-gld.h: ... here.
1053 * config.gcc (sparc*-*-solaris2*): Reflect this.
1054 (i[34567]86-*-solaris2*): Use it.
1056 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1058 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1060 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1062 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1065 * diagnostic.c (diagnostic_initialize): Initialize
1066 some_warnings_are_errors.
1067 (diagnostic_finish): New.
1068 (diagnostic_action_after_output): Call it before exiting.
1069 (diagnostic_report_diagnostic): Do not print message here. Set
1070 some_warnings_are_errors.
1071 * diagnostic.h (diagnostic_context): Delete
1072 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1073 (diagnostic_finish): Declare.
1074 * toplev.c (toplev_main): Call it before exit.
1076 2010-04-09 Jason Merrill <jason@redhat.com>
1079 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1080 for incomplete type.
1083 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1084 based on a warning flag.
1086 2010-04-09 Richard Guenther <rguenther@suse.de>
1088 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1090 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1093 * varasm.c (default_assemble_visibility): Wrap vars that are
1094 set, but unused, by targets without GAS.
1095 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1096 Remove set, but unused, vars.
1097 (rs6000_legitimize_tls_address): Likewise.
1098 (altivec_expand_dst_builtin): Likewise.
1099 * config/darwin.c (machopic_classify_symbol): Likewise.
1100 (machopic_indirection_name): Likewise.
1102 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.md (DWI): New mode iterator.
1105 (S): New mode attribute.
1106 (shift_operand): Ditto.
1107 (shift_immediate_operand): Ditto.
1108 (ashl_input_operand): Ditto.
1109 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1110 using SDWIM mode iterator.
1111 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1112 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1114 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1115 from corresponding peephole2 patterns.
1116 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1117 and x86_64_shift_adj_1 using SWI48 mode iterator.
1118 (x86_shift<mode>_adj_2): Ditto.
1119 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1120 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1121 using SWI48 mode iterator.
1122 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1123 *ashldi3_cmp_rex64 using SWI mode iterator.
1124 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1125 *ashldi3_cconly_rex64 using SWI mode iterator.
1126 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1127 x86_shift<mode>_adj_{1,2}.
1128 (ix86_split_ashr): Ditto.
1129 (ix86_split_lshr): Ditto.
1131 2010-04-09 Richard Guenther <rguenther@suse.de>
1133 * target.h (builtin_conversion): Pass in input and output types.
1134 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1135 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1136 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1137 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1139 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1141 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1143 2010-04-09 Richard Guenther <rguenther@suse.de>
1146 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1148 2010-04-09 Richard Guenther <rguenther@suse.de>
1150 * tree-vectorizer.h (struct _stmt_vec_info): Document
1151 that vectype is the type of the LHS.
1152 (supportable_widening_operation, supportable_narrowing_operation):
1153 Get both input and output vector types as arguments.
1154 (vect_is_simple_use_1): Declare.
1155 (get_same_sized_vectype): Likewise.
1156 * tree-vect-loop.c (vect_determine_vectorization_factor):
1157 Set STMT_VINFO_VECTYPE to the vector type of the def.
1158 (vectorizable_reduction): Adjust.
1159 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1160 Adjust. Specify the output vector type.
1161 (vect_pattern_recog_1): Adjust.
1162 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1163 (vectorizable_call): Adjust.
1164 (vectorizable_conversion): Likewise.
1165 (vectorizable_operation): Likewise.
1166 (vectorizable_type_demotion): Likewise.
1167 (vectorizable_type_promotion): Likewise.
1168 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1170 (vect_is_simple_use_1): New function.
1171 (supportable_widening_operation): Get both input and output
1173 (supportable_narrowing_operation): Likewise.
1174 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1176 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1178 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1179 __thiscall and _thiscall as predefined macros.
1180 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1181 thiscall attribute handling.
1182 (ix86_comp_type_attributes): Likewise.
1183 (ix86_function_regparm): Likewise.
1184 (ix86_return_pops_args): Likewise.
1185 (init_cumulative_args): Likewise.
1186 (find_drap_reg): Likewise.
1187 (ix86_static_chain): Likewise.
1188 (x86_this_parameter): Likewise.
1189 (x86_output_mi_thunk): Likewise.
1190 (ix86_attribute_table): Add description for thiscall attribute.
1191 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1192 * doc/extend.texi: Add documentation for thiscall.
1194 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1197 * c.opt (Wint-to-pointer-cast): Available in C++.
1198 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1200 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1202 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1203 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1204 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1205 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1206 function type instead. Reorder and simplify checks.
1208 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1210 2010-04-08 Jing Yu <jingyu@google.com>
1211 Zdenek Dvorak <ook@ucw.cz>
1213 PR tree-optimization/42720
1214 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1215 loop unswitch conditions here from ...
1216 (tree_unswitch_single_loop): ... here.
1218 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1220 * tree-if-conv.c: Fix comments and simplify logic.
1222 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1224 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1225 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1226 (main_tree_if_conversion): Update call to tree_if_conversion.
1228 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1231 * doc/invoke.texi (-b,-V): Delete.
1232 * doc/tm.texi: Do not mention -b.
1233 * gcc.c (display_help): Delete -b and -V.
1234 (process_command): Delete -b and -V.
1235 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1237 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1238 Wolfgang Gellerich <gellerich@de.ibm.com>
1240 Implement target hook for loop unrolling
1241 * target.h (loop_unroll_adjust): Add a new target hook function.
1242 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1243 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1244 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1245 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1246 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1248 (decide_unroll_stupid): Likewise.
1250 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1253 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1255 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1257 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1258 (Specific, *-*-solaris2*): Likewise.
1259 Don't prefer Sun as over GNU as.
1261 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1263 * config/s390/s390.c (override_options): Adjust the z10
1264 defaults for max-unroll-times, max-completely-peeled-insns
1265 and max-completely-peel-times.
1267 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1269 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1270 instructions for z10.
1271 (s390_expand_setmem): Likewise.
1272 (s390_expand_cmpmem): Likewise.
1274 2010-04-08 Richard Guenther <rguenther@suse.de>
1276 PR tree-optimization/43679
1277 * tree-ssa-pre.c (eliminate): Only propagate copies.
1279 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1282 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1283 set but not used variable warning.
1285 2010-04-08 Wei Guozhi <carrot@google.com>
1288 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1289 (arm_size_rtx_costs): Call the new function when optimized for size.
1291 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1294 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1295 op0 is not a MEM, just return NULL instead of assertion
1297 (discover_nonconstant_array_refs): Don't walk debug stmts.
1299 2010-04-08 Doug Kwan <dougkwan@google.com>
1301 * configure.ac: Recognize gold and do not use its version number
1302 to test ld features.
1303 * configure: Regenerate.
1305 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1308 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1309 (negate_value): Move code to push elements to broken_up_substracts ...
1310 (eliminate_plus_minus_pair): ... here. Push operands that have no
1311 negative pair to plus_negates.
1312 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1314 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1316 * doc/install.texi (Configuration): Move description of
1317 --enable-lto, --with-libelf*, --enable-gold from Java section to
1320 * doc/generic.texi (Working with declarations)
1321 (Function Properties, C and C++ Trees): Fix typos.
1322 * doc/sourcebuild.texi (Top Level): Likewise.
1324 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1327 * tree.h (DECL_READ_P): Define.
1328 (struct tree_decl_common): Add decl_read_flag.
1329 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1330 a set but not used warning.
1331 (merge_decls): Merge DECL_READ_P flag.
1332 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1333 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1334 * c-common.c (handle_used_attribute, handle_unused_attribute):
1336 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1338 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1340 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1341 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1342 c_parser_binary_expression, c_parser_cast_expression,
1343 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1344 Call default_function_array_read_conversion instead of
1345 default_function_array_conversion where needed.
1346 (c_parser_unary_expression, c_parser_conditional_expression,
1347 c_parser_postfix_expression_after_primary, c_parser_initelt):
1348 Likewise. Call mark_exp_read where needed.
1349 (c_parser_statement_after_labels, c_parser_asm_operands,
1350 c_parser_typeof_specifier, c_parser_sizeof_expression,
1351 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1353 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1355 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1356 (warn_unused_but_set_parameter): Default to warn_unused
1358 * doc/invoke.texi: Document -Wunused-but-set-variable and
1359 -Wunused-but-set-parameter.
1361 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1362 used count variable.
1363 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1364 when operandN variables aren't used in the body of the expander
1366 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1367 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1368 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1369 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1370 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1371 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1372 * tree.c (PROCESS_ARG): Likewise.
1374 2010-04-07 Simon Baldwin <simonb@google.com>
1376 * diagnostic.h (diagnostic_override_option_index): New macro to
1377 set a diagnostic's option_index.
1378 * c-tree.h (c_cpp_error): Add warning reason argument.
1379 * opts.c (_warning_as_error_callback): New.
1380 (register_warning_as_error_callback): Store callback for
1381 warnings enabled via enable_warning_as_error.
1382 (enable_warning_as_error): Call callback, minor code tidy.
1383 * opts.h (register_warning_as_error_callback): Declare.
1384 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1385 response to -Werror=.
1386 (c_common_init_options): Register warning_as_error_callback in opts.c.
1387 * common.opt: Add -Wno-cpp option.
1388 * c-common.c (struct reason_option_codes_t): Map cpp warning
1389 reason codes to gcc option indexes.
1390 * (c_option_controlling_cpp_error): New function, lookup the gcc
1391 option index for a cpp warning reason code.
1392 * (c_cpp_error): Add warning reason argument, call
1393 c_option_controlling_cpp_error for diagnostic_override_option_index.
1394 * doc/invoke.texi: Document -Wno-cpp.
1396 2010-04-07 Richard Guenther <rguenther@suse.de>
1398 * ipa-reference.c (mark_load): Use get_base_address.
1399 (mark_store): Likewise.
1401 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1402 inserting GIMPLE_NOPs into the IL.
1403 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1404 Explicitly strip handled components and indirect references.
1406 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1407 folding address expressions.
1408 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1409 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1410 operand_equal_p to compare decls.
1411 (ptr_deref_may_alias_decl_p): Likewise.
1412 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1413 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1414 Handle reversed comparison ops.
1415 * tree-sra.c (asm_visit_addr): Use get_base_address.
1416 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1417 * ipa-reference.c (mark_address): Use get_base_address.
1419 2010-04-07 Richard Guenther <rguenther@suse.de>
1421 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1422 Propagate constants everywhere.
1424 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1427 * tree.c (MAX_INT_CACHED_PREC): Define.
1428 (nonstandard_integer_type_cache): New array.
1429 (build_nonstandard_integer_type): Cache results for precision
1430 <= MAX_INT_CACHED_PREC.
1432 2010-04-07 Richard Guenther <rguenther@suse.de>
1434 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1435 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1436 * common.opt: Likewise.
1437 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1438 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1439 (nonoverlapping_memrefs_p): Likewise.
1440 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1441 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1442 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1443 OPT_fargument_noalias_global for backward compatibility.
1445 2010-04-07 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/43270
1448 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1449 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1450 * tree-ssa-pre.c (phi_translate_1): Adjust.
1451 (fully_constant_expression): Split out vn_reference handling to ...
1452 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1453 Fold reads from constant strings.
1454 (vn_reference_lookup): Handle fully constant references.
1455 (vn_reference_lookup_pieces): Likewise.
1456 * Makefile.in (expmed.o-warn): Add -Wno-error.
1458 2010-04-07 Martin Jambor <mjambor@suse.cz>
1460 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1462 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1465 * gcc.c: Add -static-libstdc++ to list of recognized options.
1467 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1471 2010-04-07 Richard Guenther <rguenther@suse.de>
1474 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1475 bases build simple mem attributes to retain points-to information.
1477 2010-04-07 Richard Guenther <rguenther@suse.de>
1480 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1481 preserve points-to related information.
1483 2010-04-07 Richard Guenther <rguenther@suse.de>
1486 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1487 discard plain indirect references.
1488 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1489 * tree.c (tree_nop_conversion): Likewise.
1491 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1494 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1496 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1498 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1499 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1501 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1503 * tree-if-conv.c: Fix indentation and comments.
1505 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1507 * tree-if-conv.c: Sort static functions in topological order.
1509 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1511 * tree-if-conv.c: Fix indentation and comments.
1513 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1516 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1517 lang_hooks.types.type_for_size instead of
1518 build_nonstandard_integer_type.
1519 When converting an unsigned type to signed, double its precision.
1520 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1521 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1522 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1525 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1528 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1529 POINTER_PLUS_EXPR for pointer types.
1531 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1534 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1535 * graphite-clast-to-gimple.c: Include langhooks.h.
1536 (max_signed_precision_type): New.
1537 (max_precision_type): Takes two types as arguments.
1538 (precision_for_value): New.
1539 (precision_for_interval): New.
1540 (gcc_type_for_interval): New.
1541 (gcc_type_for_value): New.
1542 (gcc_type_for_clast_term): New.
1543 (gcc_type_for_clast_red): New.
1544 (gcc_type_for_clast_bin): New.
1545 (gcc_type_for_clast_expr): Split up into several functions.
1546 (gcc_type_for_clast_eq): Rewritten.
1547 (compute_bounds_for_level): New.
1548 (compute_type_for_level_1): New.
1549 (compute_type_for_level): New.
1550 (gcc_type_for_cloog_iv): Removed.
1551 (gcc_type_for_iv_of_clast_loop): Rewritten.
1552 (graphite_create_new_loop): Compute the lower and upper bound types
1553 with gcc_type_for_clast_expr.
1554 (graphite_create_new_loop_guard): Same.
1555 (find_cloog_iv_in_expr): Removed.
1556 (compute_cloog_iv_types_1): Removed.
1557 (compute_cloog_iv_types): Removed.
1558 (gloog): Do not call compute_cloog_iv_types.
1559 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1561 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1562 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1563 (GBB_CLOOG_IV_TYPES): Removed.
1565 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1567 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1568 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1569 (detect_commutative_reduction): Same.
1571 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1573 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1574 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1576 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1577 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1578 (rewrite_commutative_reductions_out_of_ssa): Same.
1579 * passes.c (execute_function_todo): Call verify_ssa for every pass
1580 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1581 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1582 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1583 with an extra argument.
1584 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1585 verify_ssa only when the extra argument is true.
1586 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1587 with an extra argument.
1588 (tree_transform_and_unroll_loop): Same.
1590 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1592 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1593 for all the passes of the LNO having LOOP_CLOSED_SSA.
1594 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1595 * tree-loop-distribution.c (pass_loop_distribution): Same.
1596 * tree-pass.h (TODO_verify_loops): Removed.
1597 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1599 (pass_tree_unswitch): Same.
1600 (pass_predcom): Same.
1601 (pass_vectorize): Same.
1602 (pass_linear_transform): Same.
1603 (pass_graphite_transforms): Same.
1604 (pass_iv_canon): Same.
1605 (pass_complete_unroll): Same.
1606 (pass_complete_unrolli): Same.
1607 (pass_parallelize_loops): Same.
1608 (pass_loop_prefetch): Same.
1609 (pass_iv_optimize): Same.
1611 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1614 * passes.c (init_optimization_passes): Move pass_lim before
1615 pass_copy_prop and pass_dce_loop.
1617 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1620 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1621 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1622 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1623 MULTI_* defines for 4 argument vpermil2p* builtins.
1625 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1628 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1629 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1630 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1631 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1632 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1633 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1634 Use x86_maybe_negate_const_int to output insn mnemonic.
1635 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1636 check from instruction predicate. Update comments.
1637 * config/i386/sync.md (sync_add<mode>): Use
1638 x86_maybe_negate_const_int to output insn mnemonic.
1640 2010-04-06 Jan Hubicka <jh@suse.cz>
1642 PR tree-optimization/42906
1643 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1644 IGNORE_SELF argument. Set visited_control_parents for fully
1646 (find_obviously_necessary_stmts): Update call of
1647 mark_control_dependent_edges_necessary.
1648 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1650 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.md: Remove comment about 'e' and 'E'
1655 2010-04-06 Richard Guenther <rguenther@suse.de>
1657 PR tree-optimization/43627
1658 * tree-vrp.c (extract_range_from_unary_expr): Widenings
1659 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
1662 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1664 * BASE-VER: Change to 4.6.0.
1667 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
1670 2010-04-06 Richard Guenther <rguenther@suse.de>
1673 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
1675 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1677 * doc/invoke.texi (Optimize Options): Document that LTO
1678 won't remove object access purely due to incompatible
1681 2010-04-04 Matthias Klose <doko@ubuntu.com>
1683 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
1684 Initialize variable.
1686 2010-04-03 Richard Guenther <rguenther@suse.de>
1689 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
1690 require a non-NULL MEM_OFFSET.
1692 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
1694 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
1695 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
1696 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
1697 config/alpha/predicates.md, config/arm/arm.md,
1698 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
1699 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
1700 config/darwin9.h, config/darwin.c, config/darwin.h,
1701 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
1702 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
1703 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
1704 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
1705 config/mips/mips.md, config/mn10300/mn10300.c,
1706 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
1707 config/rs6000/aix.h, config/rs6000/dfp.md,
1708 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
1709 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
1710 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
1711 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
1712 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
1713 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
1714 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
1715 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
1716 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
1717 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
1718 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
1719 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
1720 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
1721 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
1722 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
1723 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
1724 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
1725 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
1726 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
1727 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
1728 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
1729 opt-functions.awk, opth-gen.awk, params.def, passes.c,
1730 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
1731 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
1732 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
1733 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
1734 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
1735 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
1736 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
1737 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1738 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
1739 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
1740 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
1741 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
1742 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
1743 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
1745 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1748 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
1749 * aclocal.m4: Regenerate.
1751 2010-04-02 Richard Guenther <rguenther@suse.de>
1753 PR tree-optimization/43629
1754 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
1755 if we have seen a constant value.
1757 2010-04-02 Joseph Myers <joseph@codesourcery.com>
1759 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
1761 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
1764 * arm.c (legitimize_tls_address): Adjust call to
1765 gen_tls_load_dot_plus_four.
1766 (arm_note_pic_base): New function.
1767 (arm_cannot_copy_insn_p): Use it.
1768 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
1771 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1776 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1778 * Makefile.in ($(out_object_file)): Depend on
1779 gt-$(basename $(notdir $(out_file))).h.
1781 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
1783 * config.gcc (lm32-*-rtems*): Add t-lm32.
1785 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
1787 * config.gcc: Add lm32-*-rtems*.
1788 * config/lm32/rtems.h: New file.
1790 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
1793 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
1795 2010-04-01 Jakub Jelinek <jakub@redhat.com>
1797 * dwarf2out.c (output_compilation_unit_header): For
1798 -gdwarf-4 use version 4 instead of version 3.
1799 (output_line_info): For version 4 and above emit additional
1800 maximum ops per insn header field.
1801 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
1803 * dwarf2out.c (is_c_family, is_java): Remove.
1804 (lower_bound_default): New function.
1805 (add_bound_info, gen_descr_array_type_die): Use it.
1807 2010-04-01 Dodji Seketeli <dodji@redhat.com>
1810 * dwarf2out.c (gen_variable_die): Allow debug info for variable
1811 re-declaration when it happens in a function.
1813 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
1815 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
1816 (cgraph_remove_function_insertion_hook): Same.
1817 (cgraph_call_function_insertion_hooks): Same.
1819 2010-04-01 Richard Guenther <rguenther@suse.de>
1822 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
1823 and TREE_THIS_VOLATILE.
1824 (copy_ref_info): Likewise.
1825 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
1826 * tree.c (build6_stat): Ignore side-effects of all but arg5
1827 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
1830 2010-04-01 Richard Guenther <rguenther@suse.de>
1832 PR tree-optimization/43607
1833 * ipa-type-escape.c (check_call): Do not access non-existing
1836 2010-04-01 Richard Guenther <rguenther@suse.de>
1840 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
1841 Jack Howarth <howarth@bromo.med.uc.edu>
1843 * tree-profile.c (tree_init_ic_make_global_vars): Make static
1846 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1848 * doc/install.texi (Prerequisites): Document libelf usability on
1849 IRIX 5/6 and Solaris 2.
1850 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
1851 Update GNU as, GNU ld requirements.
1852 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
1853 Document Sun Studio compiler download.
1854 Update and simplify as, ld recommendations.
1855 (Specific, *-*-solaris2.7): Note obsoletion, removal.
1857 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1859 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
1860 with_tune_32 to pentium4.
1862 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
1864 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
1866 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1868 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
1869 obsoletion, removal.
1871 Document GNU as requirement.
1872 Update configure requirements.
1873 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
1874 Recomment IRIX 6.5.18+.
1875 Document IDF/IDL requirement.
1876 Document GNU as requirement.
1877 Document GNU ld bootstrap failure.
1878 Remove freeware.sgi.com reference.
1880 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1882 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
1883 UNIX V4.0, V5.0 obsoletion, removal.
1884 Remove --with-gc=simple reference.
1885 Update VM requirements during bootstrap.
1886 Remove -oldas bootstrap description.
1887 Update binutils reference.
1888 Remove comparison failure note.
1890 2010-03-31 Richard Guenther <rguenther@suse.de>
1891 Zdenek Dvorak <ook@ucw.cz>
1892 Sebastian Pop <sebastian.pop@amd.com>
1895 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
1896 with multiple arguments.
1897 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
1899 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1901 * graphite-dependences.c (print_pddr): Call print_pdr with an
1903 * graphite-poly.c (debug_pdr): Add an extra argument for the
1906 (print_pbb_domain): Same.
1908 (print_scop_context): Same.
1910 (print_cloog): Same.
1911 (debug_pbb_domain): Same.
1915 (debug_scop_context): Same.
1917 (debug_cloog): Same.
1918 (print_scop_params): Same.
1919 (debug_scop_params): Same.
1920 (print_iteration_domain): Same.
1921 (print_iteration_domains): Same.
1922 (debug_iteration_domain): Same.
1923 (debug_iteration_domains): Same.
1924 (print_scattering_function): Same.
1925 (print_scattering_functions): Same.
1926 (debug_scattering_function): Same.
1927 (debug_scattering_functions): Same.
1928 * graphite-poly.h (debug_pdr): Update declaration.
1930 (print_pbb_domain): Same.
1932 (print_scop_context): Same.
1934 (print_cloog): Same.
1935 (debug_pbb_domain): Same.
1939 (debug_scop_context): Same.
1941 (debug_cloog): Same.
1942 (print_scop_params): Same.
1943 (debug_scop_params): Same.
1944 (print_iteration_domain): Same.
1945 (print_iteration_domains): Same.
1946 (debug_iteration_domain): Same.
1947 (debug_iteration_domains): Same.
1948 (print_scattering_function): Same.
1949 (print_scattering_functions): Same.
1950 (debug_scattering_function): Same.
1951 (debug_scattering_functions): Same.
1953 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1955 * graphite-poly.c (print_scattering_function_1): New.
1956 (print_scattering_function): Call it.
1957 (print_scop_params): Remove spaces at the end of lines.
1960 * graphite-poly.h (print_cloog): Declared.
1961 (debug_cloog): Declared.
1963 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1965 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
1967 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
1968 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
1969 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
1970 to switch between adding the IV bump in loop->latch or in loop->header.
1972 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
1974 * graphite-poly.c (print_scattering_function): Pretty print following
1977 (print_pbb_domain): Same.
1978 (dump_gbb_cases): Same.
1979 (dump_gbb_conditions): Same.
1982 (print_scop_params): Same.
1983 (print_scop_context): Same.
1985 (print_pbb_body): New.
1986 (lst_indent_to): New.
1987 (print_lst): Start new lines with a #.
1988 * graphite-poly.h (pbb_bb): New.
1989 (pbb_index): Use pbb_bb.
1990 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
1992 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
1994 2010-03-31 Jakub Jelinek <jakub@redhat.com>
1996 * dwarf2out.c (size_of_die): For -gdwarf-4 use
1997 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
1998 and 0 instead of 1 for dw_val_class_flag.
1999 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2000 dw_val_class_range_list, dw_val_class_loc_list,
2001 dw_val_class_lineptr and dw_val_class_macptr, use
2002 DW_FORM_flag_present for dw_val_class_flag and
2003 DW_FORM_exprloc for dw_val_class_loc.
2004 (output_die): For -gdwarf-4 print dw_val_class_loc
2005 size as uleb128 instead of 1 or 2 bytes and don't print
2006 anything for dw_val_class_flag.
2008 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2009 instead of cselib_lookup following by tweaking locs->setting_insn.
2012 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2013 even before returning from label, setjmp call or volatile asm
2016 2010-03-31 Richard Guenther <rguenther@suse.de>
2019 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2020 temporary data on stack.
2022 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2024 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2025 (PUSHSECTION_ASM_OP): Remove.
2026 (POPSECTION_ASM_OP): Remove.
2027 (PUSHSECTION_FORMAT): Remove.
2028 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2029 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2030 * config/sol2.c (solaris_output_init_fini): Use it.
2032 2010-03-31 Jie Zhang <jie@codesourcery.com>
2035 * opt-functions.awk (var_type_struct): Use signed char type
2036 for simple variables.
2038 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2040 * config/sol2.c: Include output.h.
2041 (solaris_assemble_visibility): New function.
2042 * config/t-sol2 (sol2.o): Add output.h dependency.
2043 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2044 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2047 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2050 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2051 V2SImode or XFmode on PRE_DEC.
2054 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2057 2010-03-31 Jie Zhang <jie@codesourcery.com>
2060 * reload.h (caller_save_initialized_p): Declare.
2061 * toplev.c (backend_init_target): Don't call
2062 init_caller_save but set caller_save_initialized_p to false.
2063 * caller-save.c (caller_save_initialized_p): Define.
2064 (init_caller_save): Check caller_save_initialized_p.
2065 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2067 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2070 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2071 and soft-fp/t-softfp to tmake_file.
2072 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2073 (LIBGCC2_TF_CEXT): Define.
2076 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2079 * cselib.c (n_useless_values): Document handling of debug locs.
2080 (n_useless_debug_values, n_debug_values): New variables.
2081 (new_elt_loc_list): Don't add to debug values, keep count.
2082 (promote_debug_loc): New.
2083 (cselib_reset_table): Zero new variables.
2084 (entry_and_rtx_equal_p): Promote debug locs.
2085 (discard_useless_locs): Increment n_useless_debug_values for
2087 (remove_useless_values): Adjust n_useless_values and n_debug_values
2088 with n_useless_debug_values.
2089 (add_mem_for_addr): Promote debug locs.
2090 (cselib_lookup_mem): Likewise.
2091 (cselib_lookup_addr): Renamed to...
2092 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2093 (cselib_log_lookup): ... this. Turn into...
2094 (cselib_lookup_addr): ... new wrapper.
2095 (cselib_lookup_from_insn): New.
2096 (cselib_invalidate_regno): Increment n_useless_debug_values for
2098 (cselib_invalidate_mem): Likewise.
2099 (cselib_process_insn): Take n_deleted and n_debug_values into
2100 account to guard remove_useless_value call.
2101 (cselib_finish): Zero n_useless_debug_values.
2102 * cselib.h (cselib_lookup_from_insn): Declare.
2103 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2104 (sched_analyze_2): Likewise.
2106 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2108 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2110 (adjust_mems): Replace narrowing SUBREG of expression containing
2111 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2112 with operations in the narrower mode.
2115 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2116 regs_invalidated_by_call instead all call_used_reg_set registers.
2118 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2121 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2122 pointer comparisons with types_compatible_p.
2123 * tree-vect-stmts.c (vectorizable_call): Same.
2124 (vectorizable_condition): Same.
2126 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2128 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2129 stack check if the mask would be zero.
2131 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2132 Jack Howarth <howarth@bromo.med.uc.edu>
2134 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2137 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2140 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2142 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2143 Include ___unordxf2 and ___unordtf2.
2144 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2147 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2149 * config/lm32/t-lm32: New file.
2150 * config.gcc: Use the above file when targetting lm32.
2152 2010-03-28 Duncan Sands <baldrick@free.fr>
2154 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2156 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2159 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2160 Improve vectorization cost model diagnostic.
2162 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2165 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2166 compute_data_dependences_for_loop returns false, early exit
2167 and output an extra diagnostic for the failed data reference
2170 2010-03-29 Richard Guenther <rguenther@suse.de>
2172 PR tree-optimization/43560
2173 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2174 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2176 2010-03-29 Jie Zhang <jie@codesourcery.com>
2179 * toplev.c (process_options): Set optimization_default_node
2180 and optimization_current_node.
2181 * opts.c (decode_options): Don't set optimization_default_node
2182 and optimization_current_node.
2184 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2186 * config/rtems.h: Abandon -qrtems_debug.
2188 2010-03-28 Jan Hubicka <jh@suse.cz>
2190 PR tree-optimization/43505
2191 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2192 map should not be copied.
2194 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2197 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2198 cdtors, set DECL_PRESERVE_P.
2199 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2202 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2204 PR tree-optimization/43528
2205 * stor-layout.c (place_field): Check that constant fits into
2206 unsigned HWI when skipping calculation of MS bitfield layout.
2208 2010-03-27 Jan Hubicka <jh@suse.cz>
2211 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2212 notice_global_symbol work.
2214 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2216 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2217 instead of dwarf2out_decl.
2218 (struct var_loc_node): Remove section_label field.
2219 (dwarf2out_function_decl): New function.
2220 (dwarf2out_var_location): Don't set section_label field.
2221 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2223 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2225 PR tree-optimization/43544
2226 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2227 First argument for builtin vectorized function hook is now a
2228 tree to be able to distinguish between machine specific and
2230 * targhooks.c (default_builtin_vectorized_function): Ditto.
2231 * targhooks.h (default_builtin_vectorized_function): Ditto.
2232 * target.h (struct gcc_target): Ditto.
2233 * tree-vect-stmts.c (vectorizable_function): Ditto.
2234 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2235 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2238 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2241 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2242 nested binding iff it is a FUNCTION_DECL.
2243 (store_parm_decls_newstyle): Pass nested=true to bind for
2244 FUNCTION_DECLs amongst parameters.
2246 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2248 * var-tracking.c (vt_expand_loc_callback): Don't run
2249 cselib_expand_value_rtx_cb in dummy mode if
2250 cselib_dummy_expand_value_rtx_cb returned false.
2252 * var-tracking.c (emit_note_insn_var_location): For one part
2253 notes with offset 0, don't add EXPR_LIST around the location.
2254 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2255 add_location_or_const_value_attribute): Adjust for that change.
2258 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2259 into first operand and location into second.
2260 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2261 dw_cfi_oprnd_loc for DW_CFA_expression.
2262 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2263 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2264 assume first argument is regnum and second argument is location.
2266 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2269 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2270 of scratch register to DImode. Split to DImode comparison operator.
2271 Use SImode subreg of scratch register in the multiplication.
2272 (*cmp_sadd_sidi): Ditto.
2273 (*cmp_ssub_si): Ditto.
2274 (*cmp_ssub_sidi): Ditto.
2276 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2279 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2280 Remove invalid assert and wrong comment.
2282 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2285 * flags.h (final_insns_dump_p): New extern.
2286 * final.c (final_insns_dump_p): New variable.
2287 (rest_of_clean_state): Set it before -fdump-final-insns=
2288 dumping, clear afterwards.
2289 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2290 MEM_ALIAS_SET on MEMs.
2292 2010-03-26 David S. Miller <davem@davemloft.net>
2294 * configure.ac: Fix sparc GOTDATA_OP bug check.
2295 * configure: Rebuild.
2297 2010-03-26 Alan Modra <amodra@gmail.com>
2299 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2301 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2303 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2304 TLS_SECTION_ASM_FLAG.
2306 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2309 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2310 Clear first_function_block_is_cold.
2313 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2314 argument if the argument is truth_value_p.
2316 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2318 * config/rs6000/constraints.md: Update copyright year for my changes.
2321 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2322 used in reg+reg addressing, swap registers.
2324 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2327 * target.h (struct gcc_target): Add code_end hook.
2328 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2330 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2331 * toplev.c (compile_file): Call targetm.asm_out.code_end
2332 hook before unwind info/debug info output.
2333 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2334 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2335 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2336 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2337 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2338 * config/i386/i386.c (ix86_file_end): Renamed to...
2339 (ix86_code_end): ... this. Make static. Don't call
2340 file_end_indicate_exec_stack. Emit unwind info using
2341 final_start_function/final_end_function.
2342 (darwin_x86_file_end): Remove.
2343 (TARGET_ASM_CODE_END): Define.
2344 * config/i386/i386.h (TARGET_ASM_FILE_END,
2345 NEED_INDICATE_EXEC_STACK): Don't define.
2346 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2347 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2348 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2349 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2352 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2353 at the beginning and final_end_function at the end.
2354 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2356 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2358 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2359 and Sun as TLS syntax.
2360 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2361 * configure: Regenerate.
2362 * config.in: Regenerate.
2363 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2364 (default_elf_asm_named_section): Use it.
2365 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2366 (i386_output_dwarf_dtprel): Likewise.
2367 (output_addr_const_extra): Likewise.
2368 (output_pic_addr_const): Lowercase @GOTTPOFF.
2369 (output_addr_const_extra): Likewise.
2370 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2371 (output_addr_const_extra): Likewise.
2372 (output_pic_addr_const): Lowercase @INDNTPOFF.
2373 (output_addr_const_extra): Likewise.
2374 (output_pic_addr_const): Lowercase @NTPOFF.
2375 (output_addr_const_extra): Likewise.
2376 (output_pic_addr_const): Lowercase @TPOFF.
2377 (output_addr_const_extra): Likewise.
2378 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2379 (*tls_global_dynamic_64): Likewise.
2380 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2381 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2383 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2384 (ASM_OUTPUT_TLS_COMMON): Use it.
2385 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2388 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2389 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2390 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2391 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2392 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2393 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2395 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2397 * config/i386/i386.c (override_options): Don't accept
2398 -mtls-dialect=sun any longer.
2399 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2400 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2401 (*tls_local_dynamic_base_32_sun): Likewise.
2402 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2404 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2407 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2408 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2411 * ira.c (adjust_cleared_regs): New function.
2412 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2416 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2418 * expr.c (expand_expr_real): Restore previous
2419 curr_insn_source_location and curr_insn_block after
2420 expand_expr_real_1 call.
2421 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2422 instead of expand_expr_real_1.
2424 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2426 PR rtl-optimization/43413
2427 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2430 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2433 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2434 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2436 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2438 * config/i386/i386.c (ix86_target_string): Add -mfma.
2439 Fix a typo in comment.
2441 2010-03-22 Mike Stump <mikestump@comcast.net>
2444 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2445 Don't overly align based upon packed packed fields.
2447 2010-03-22 Jason Merrill <jason@redhat.com>
2449 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2450 Use () rather than [], and move before the element type.
2452 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2454 * doc/configfiles.texi (Configuration Files): Removed
2455 fixinc/Makefile*, intl/Makefile.*.
2456 * doc/makefile.texi: Fixed markup. Abstract from version
2457 control system used.
2458 (Makefile): Removed obsolete gcc/java/parse.y example.
2459 * doc/sourcebuild.texi: Likewise.
2460 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2461 libgomp, libssp. Removed fastjar.
2462 (Miscellaneous Docs): Clarify location.
2463 Added COPYING3, COPYING3.LIB.
2464 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2466 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2469 * config/i386/i386.c (x86_function_profiler)
2470 [!NO_PROFILE_COUNTERS]: Fix typo.
2471 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2474 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2475 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2477 * doc/sourcebuild.texi (Test Directives): Split into six
2478 subsections, with most of the current text in new subsections
2479 Directives, Selectors, and Final Actions.
2480 (Directives): Split list of test directives into multiple
2482 (Selectors): Describe use and syntax of selectors.
2483 (Effective-Target Keywords): Describe all existing keywords.
2484 (Add Options): Describe features for dg-add-options.
2485 (Require Support): Describe variants of dg-require-support.
2486 (Final Actions): Describe commands to use in dg-final.
2488 2010-03-22 Michael Matz <matz@suse.de>
2491 * recog.c (validate_replace_rtx_group): Replace also in
2492 REG_EQUAL and REG_EQUIV notes.
2494 2010-03-22 Richard Guenther <rguenther@suse.de>
2496 PR tree-optimization/43390
2497 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2498 sure vector extracts are type correct.
2500 2010-03-22 Richard Guenther <rguenther@suse.de>
2503 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2504 x * sqrt (x) even when optimizing for size if the target
2505 has native support for sqrt.
2507 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2509 * varasm.c (make_decl_rtl_for_debug): Also clear
2510 flag_mudflap for the duration of make_decl_rtl call.
2513 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2514 locs from preserved VALUEs.
2516 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2519 * pa.md (movmemsi): Set align to one if zero.
2520 (movmemdi): Likewise.
2522 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2525 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2526 with their corresponding prologue pushes.
2528 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2531 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2532 at the begining or end.
2533 (spu_expand_epilogue): Likewise.
2535 2010-03-20 Richard Guenther <rguenther@suse.de>
2537 PR rtl-optimization/43438
2538 * combine.c (make_extraction): Properly zero-/sign-extend an
2539 extraction of the low part of a CONST_INT. Also handle
2542 2010-03-19 Mike Stump <mikestump@comcast.net>
2544 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2545 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2546 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2548 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2551 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2554 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2556 PR rtl-optimization/42258
2557 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2558 use that may match DEF.
2561 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2562 the cost of loading the constant rather than assuming
2564 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2565 outer code is AND, do the same tests as the andsi3 expander and
2566 return COSTS_N_INSNS (1) if and is cheap.
2568 * optabs.c (avoid_expensive_constant): Fix formatting.
2570 2010-03-19 Michael Matz <matz@suse.de>
2573 * attribs.c (decl_attributes): When rebuilding a function pointer
2574 type use the same qualifiers as the original pointer type.
2576 2010-03-19 Martin Jambor <mjambor@suse.cz>
2578 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2579 and is_gimple_ip_invariant_address.
2581 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2584 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2586 * config/arm/arm.c (arm_override_options): Turn off
2587 flag_dwarf2_cfi_asm for AAPCS variants.
2589 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2592 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2593 Use PRE_MODIFY instead of PRE_DEC.
2594 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2595 (vfp_emit_fstmd): Likewise.
2597 2010-03-19 Michael Matz <matz@suse.de>
2600 * builtins.c (expand_builtin_interclass_mathfn,
2601 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2604 2010-03-19 Richard Guenther <rguenther@suse.de>
2606 PR tree-optimization/43415
2607 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2608 (phi_translate_1): ... this.
2609 (phi_translate): Move all caching here. Cache all NARY
2610 and REFERENCE translations.
2612 2010-03-19 David S. Miller <davem@davemloft.net>
2614 With help from Eric Botcazou.
2615 * config/sparc/sparc.c: Include dwarf2out.h.
2616 (emit_pic_helper): Delete.
2617 (pic_helper_symbol_name): Delete.
2618 (pic_helper_emitted_p): Delete.
2619 (pic_helper_needed): New.
2620 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2621 (get_pc_thunk_name): New.
2622 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2623 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2624 Set pic_helper_needed to true. Don't call emit_pic_helper.
2625 (sparc_expand_prologue): Update load_pic_register call.
2626 (sparc_output_mi_thunk): Likewise.
2627 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2628 thunk if possible. Output CFI information as needed.
2630 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2631 Jack Howarth <howarth@bromo.med.uc.edu>
2634 * config/i386/i386.h: Fix ABI on darwin x86-32.
2636 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2638 * tree.h: Declare make_decl_rtl_for_debug.
2639 * varasm.c (make_decl_rtl_for_debug): New.
2640 * dwarf2out.c (rtl_for_decl_location): Call it.
2641 * cfgexpand.c (expand_debug_expr): Call it.
2643 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2646 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2650 * var-tracking.c (vt_init_cfa_base): Do nothing if
2651 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2653 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
2656 * var-tracking.c (canonicalize_vars_star): New.
2657 (dataflow_post_merge_adjust): Use it.
2659 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2662 * var-tracking.c (non_suitable_const): New function.
2663 (add_uses): For DEBUG_INSNs with constants, don't record any
2664 value, instead just the constant value itself.
2665 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
2666 is not VAR_LOC_UNKNOWN_P, set var to the constant.
2667 (emit_notes_in_bb): Likewise.
2668 (emit_note_insn_var_location): For onepart variables if
2669 cur_loc is a VOIDmode constant, use DECL_MODE.
2671 2010-03-18 Martin Jambor <mjambor@suse.cz>
2674 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
2675 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
2676 all non-clones. Moved call redirection...
2677 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
2678 (cgraph_materialize_all_clones): Dispose of all
2679 combined_args_to_skip bitmaps.
2680 (verify_cgraph_node): Do not check for edges pointing to wrong
2681 nodes in inline clones.
2682 * tree-inline.c (copy_bb): Call
2683 cgraph_redirect_edge_call_stmt_to_callee.
2684 * ipa.c (cgraph_remove_unreachable_nodes): Call
2685 cgraph_node_remove_callees even when there are used clones.
2687 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2689 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
2691 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
2694 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
2697 2010-03-18 Michael Matz <matz@suse.de>
2700 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
2701 into sqrt(x) if we need to preserve signed zeros.
2703 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
2704 Eric Botcazou <ebotcazou@adacore.com>
2706 PR rtl-optimization/43360
2707 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
2708 note if we don't know its invariant status.
2710 2010-03-18 Michael Matz <matz@suse.de>
2712 PR tree-optimization/43402
2713 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
2714 PHI chains of ssa names registered for update.
2716 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
2719 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
2720 non-offsettable and pre_modify update addressing.
2721 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
2722 and "2" alternatives "#".
2723 (*movdd_softfloat32): Make all alternatives "#";
2724 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
2725 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
2726 (*movdf_softfloat32): Make all alternatives "#";
2727 (movdi): Use the new DIFD mode iterator to create a common splitter
2728 for movdi, movdf and movdd patterns.
2730 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
2732 * common.opt (dumpdir): Remove redundant tab.
2734 2010-03-17 Martin Jambor <mjambor@suse.cz>
2736 PR tree-optimization/43347
2737 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
2738 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
2740 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
2742 PR rtl-optimization/42216
2743 * regrename.c (create_new_chain): New function, broken out from...
2744 (scan_rtx_reg): ... here. Call it. Handle the case where we are
2745 appending a use to an empty chain.
2746 (build_def_use): Remove previous changes that convert OP_INOUT to
2747 OP_OUT operands; instead detect the case where an OP_INOUT operand
2748 uses a previously untracked register and create an empty chain for it.
2750 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2752 * doc/extend.texi (Function Attributes): Rewrite unfinished
2753 sentence in ms_abi documentation.
2755 2010-03-17 Alan Modra <amodra@gmail.com>
2757 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
2758 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
2759 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
2760 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
2762 2010-03-16 Richard Henderson <rth@redhat.com>
2765 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
2766 (lower_try_finally): Save and restore eh_seq around the expansion
2769 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2771 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
2772 statements before splitting block.
2774 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2776 * doc/sourcebuild.texi (Testsuites): Fix markup.
2777 Use pathnames relative to gcc/testsuite.
2778 (Test Directives): Move description of how timeout is determined.
2779 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
2780 (C Tests): Correct gcc.misc-tests directory.
2781 Framework tests now live in gcc.test-framework.
2783 2010-03-16 Richard Guenther <rguenther@suse.de>
2786 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
2787 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
2789 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
2790 Alexandre Oliva <aoliva@redhat.com>
2792 PR tree-optimization/42917
2793 * lambda-code.c (remove_iv): Skip debug statements.
2794 (lambda_loopnest_to_gcc_loopnest): Likewise.
2795 (not_interesting_stmt): Debug statements are not interesting.
2797 2010-03-16 Jakub Jelinek <jakub@redhat.com>
2801 * cselib.c (cselib_preserve_constants,
2802 cfa_base_preserved_val): New static variables.
2803 (preserve_only_constants): New function.
2804 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
2805 clear its REG_VALUES. If cselib_preserve_constants, don't
2806 empty the whole hash table, but preserve there VALUEs with constants,
2807 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
2808 (cselib_preserve_cfa_base_value): New function.
2809 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
2810 (cselib_init): Change argument to int bitfield. Set
2811 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
2813 (cselib_finish): Clear cselib_preserve_constants and
2814 cfa_base_preserved_val.
2815 * cselib.h (enum cselib_record_what): New enum.
2816 (cselib_init): Change argument to int.
2817 (cselib_preserve_cfa_base_value): New prototype.
2818 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
2819 * dse.c (dse_step1): Likewise.
2820 * cfgcleanup.c (thread_jump): Likewise.
2821 * sched-deps.c (sched_analyze): Likewise.
2822 * gcse.c (local_cprop_pass): Likewise.
2823 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
2824 If FN is non-NULL, call the callback always and whenever it returns
2825 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
2826 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
2827 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
2828 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
2829 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
2830 * var-tracking.c: Include recog.h.
2831 (bb_stack_adjust_offset): Remove.
2832 (vt_stack_adjustments): Don't call it, instead just gather the
2833 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
2834 (adjust_stack_reference): Remove.
2835 (compute_cfa_pointer): New function.
2836 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
2837 (struct adjust_mem_data): New type.
2838 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
2840 (get_address_mode): New function.
2841 (replace_expr_with_values): Use it.
2842 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
2843 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
2844 (adjust_sets): Remove.
2845 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
2846 Use get_address_mode.
2847 (get_adjusted_src): Remove.
2848 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
2849 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
2850 (add_with_sets): Don't call adjust_sets.
2851 (fp_setter, vt_init_cfa_base): New functions.
2852 (vt_initialize): Change return type to bool. Move most of pool etc.
2853 initialization to the beginning of the function from end. Pass
2854 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
2855 If !frame_pointer_needed, call vt_stack_adjustment before mos
2856 vector is filled, call vt_init_cfa_base if argp/framep has been
2857 eliminated to sp. If frame_pointer_needed and argp/framep has
2858 been eliminated to hard frame pointer, set
2859 hard_frame_pointer_adjustment and call vt_init_cfa_base after
2860 encountering fp setter in the prologue. For MO_ADJUST, call
2861 log_op_type before pusing the op into mos vector, not afterwards.
2862 Call adjust_insn before cselib_process_insn/add_with_sets,
2863 call cancel_changes (0) afterwards.
2864 (variable_tracking_main_1): Adjust for vt_initialize calling
2865 vt_stack_adjustments and returning whether it succeeded or not.
2867 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
2869 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
2872 2010-03-15 Jakub Jelinek <jakub@redhat.com>
2874 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
2876 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
2877 drap_reg has not been set.
2879 2010-03-15 Michael Matz <matz@suse.de>
2882 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
2883 use it to expand block copies.
2884 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
2885 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
2886 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
2888 2010-03-15 Richard Guenther <rguenther@suse.de>
2890 PR tree-optimization/43367
2891 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
2894 2010-03-15 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/43317
2897 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
2899 2010-03-15 Martin Jambor <mjambor@suse.cz>
2901 PR tree-optimization/43141
2902 * tree-sra.c (create_abstract_origin): New function.
2903 (modify_function): Call create_abstract_origin.
2905 2010-03-15 Chris Demetriou <cgd@google.com>
2907 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
2910 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2913 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
2914 call insert_out_of_ssa_copy for default definitions.
2916 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2918 * graphite-clast-to-gimple.c (my_long_long): Defined.
2919 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
2920 * graphite-sese-to-poly.c (my_long_long): Defined.
2921 (scop_ivs_can_be_represented): Use it.
2923 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2925 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
2926 graphite-max-bbs-per-function, and loop-block-tile-size.
2927 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
2929 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
2931 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2933 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
2934 forward declaration.
2935 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
2936 (add_upper_bounds_from_estimated_nit): New.
2937 (build_loop_iteration_domains): Use it.
2939 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2941 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
2943 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2946 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
2947 should be an INTEGER_CST. Also handle CASE_CONVERT.
2949 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2951 * graphite.c (graphite_initialize): To bound the number of bbs per
2952 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
2953 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
2954 * doc/invoke.texi: Document it.
2956 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2958 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
2959 * graphite-sese-to-poly.h (build_poly_scop): Same.
2961 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
2963 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
2964 the number of parameters in the scop. Use as an upper bound
2965 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
2966 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
2967 * doc/invoke.texi: Document it.
2969 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
2971 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
2972 * doc/c-tree.texi: Remove.
2973 * doc/generic.texi: Merge c-tree.texi here.
2974 * doc/gccint.texi (Trees): Remove menu entry.
2975 (c-tree.texi): Remove @include.
2976 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
2977 * doc/languages.texi (Reading RTL): Ditto.
2979 2010-03-12 Steve Ellcey <sje@cup.hp.com>
2982 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
2984 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
2987 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
2988 code added to work around reload clobbering CONST insns.
2990 2010-03-12 Jakub Jelinek <jakub@redhat.com>
2992 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
2993 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
2994 (cselib_preserve_only_values): Remove retain argument, don't
2995 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
2996 * cselib.h (cselib_preserve_only_values): Remove retain argument.
2997 * var-tracking.c (micro_operation): Move insn field before union.
2998 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
2999 (struct variable_tracking_info_def): Remove n_mos field, change
3000 mos into a vector of micro_operations.
3001 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3002 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3003 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3004 changing into a vector.
3005 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3006 come before all other uops generated by add_stores.
3007 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3009 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3010 a vector. Run just one pass over the bbs instead of separate counting
3011 and computation phase.
3012 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3015 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3016 into *nonlocalized_list vector.
3017 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3018 even if origin is non-NULL.
3019 (gen_variable_die): Likewise.
3020 (process_scope_var): Don't change origin.
3021 (gen_decl_die): Likewise.
3022 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3023 before adding new edges instead of after it, fix moving over
3026 2010-03-11 David S. Miller <davem@davemloft.net>
3028 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3030 * configure: Rebuild.
3032 2010-03-11 Martin Jambor <mjambor@suse.cz>
3034 PR tree-optimization/43257
3035 * tree.c (assign_assembler_name_if_neeeded): New function.
3036 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3038 * tree.h (assign_assembler_name_if_neeeded): Declare.
3039 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3040 the function if needed.
3042 2010-03-11 Chris Demetriou <cgd@google.com>
3044 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3045 include/stdint-gcc.h, and include/stdint.h world-readable.
3047 2010-03-11 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/43255
3050 * tree-vrp.c (process_assert_insertions_for): Do not insert
3051 asserts for trivial conditions.
3053 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3055 PR tree-optimization/43280
3056 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3057 generation. Move calculation of size out of the if branch.
3058 (find_bswap): Modify compare number generation.
3060 2010-03-11 Richard Guenther <rguenther@suse.de>
3063 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3064 (input_gimple_stmt): Fixup handled component types during
3065 operand read. Also fix up decls in ADDR_EXPRs.
3067 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3069 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3070 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3072 2010-03-10 Jan Hubicka <jh@suse.cz>
3075 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3076 * varasm.c (get_variable_section): Don't do that here...
3077 (make_decl_rtl): ... and here.
3078 (do_assemble_alias): Produce decl RTL.
3079 (assemble_alias): Likewise.
3081 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3084 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3085 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3087 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3088 (based_loc_descr): Only express drap or vdrap regno based expressions
3089 using DW_OP_fbreg when not optimizing.
3090 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3091 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3092 REG_CFA_SET_VDRAP note.
3094 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3096 PR tree-optimization/43236
3097 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3098 error in calculation of base address in reverse iteration case.
3099 (generate_builtin): Take number of latch executions if the statement
3102 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3105 * tree-eh.c: Include pointer-set.h.
3106 (lower_eh_dispatch): Filter out duplicate case labels and
3107 remove the unneeded edge when the label is unused. Return
3108 true when some edges are removed.
3109 (execute_lower_eh_dispatch): When any lowering resulted in
3110 removing an edge, also delete unreachable blocks.
3112 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3115 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3116 UNSPEC_MACHOPIC_OFFSET.
3118 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3121 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3122 (m68k_delegitimize_address): New function.
3124 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3127 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3130 * var-tracking.c (adjust_sets): New function.
3131 (count_with_sets, add_with_sets): Use it.
3132 (get_adjusted_src): New inline function.
3133 (add_stores): Use it.
3136 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3137 call cselib_dummy_expand_value_rtx_cb instead of
3138 cselib_expand_value_rtx_cb.
3141 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3142 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3143 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3144 and .cfi_endproc around the pic thunks.
3145 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3146 all queued unwind info register saves are saved before the call.
3147 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3148 considered as sp-=4 for unwind info and the pop as sp+=4 which
3149 also clobbers dest, but doesn't actually restore it.
3152 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3153 RTX_FRAME_RELATED_P.
3155 2010-03-09 Jie Zhang <jie@codesourcery.com>
3157 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3158 whitespaces in output template.
3160 2010-03-09 Jie Zhang <jie@codesourcery.com>
3162 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3165 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3167 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3168 builtins.exp in a separate job.
3170 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3172 * graphite-sese-to-poly.c (add_param_constraints): Use
3173 lower_bound_in_type and upper_bound_in_type.
3175 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3177 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3178 instead of unsigned_type_node.
3180 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3181 Reza Yazdani <reza.yazdani@amd.com>
3184 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3185 on pointer type parameters.
3187 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3191 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3192 handle conversions from pointer to integers.
3193 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3194 induction variable, to be able to work with code generated by CLooG.
3195 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3196 (build_poly_scop): Bail out if we cannot codegen a loop.
3198 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3200 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3201 code generation with gloog_error.
3203 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3205 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3206 Call fold_convert on all the returned values.
3207 (expand_scalar_variables_expr): Pass to
3208 expand_scalar_variables_ssa_name the type of the resulting expression.
3210 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3212 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3213 ppl_min_for_le_pointset.
3214 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3215 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3217 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3219 * graphite-dependences.c (map_into_dep_poly): Removed.
3220 (dependence_polyhedron_1): Use combine_context_id_scat.
3222 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3224 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3225 (struct poly_bb): Same.
3226 (combine_context_id_scat): New.
3228 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3231 * sese.c (name_defined_in_loop_p): Return false for default
3234 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3236 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3237 and clean up the logic.
3239 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3241 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3244 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3246 * var-tracking.c (remove_cselib_value_chains): Define only for
3248 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3249 delete_slot_part, emit_notes_for_differences_1): Don't call
3250 remove_cselib_value_chains here.
3251 (set_slot_part, emit_notes_for_differences_2): Don't call
3252 add_cselib_value_chains here.
3253 (preserved_values): New vector.
3254 (preserve_value): New function.
3255 (add_uses, add_stores, vt_add_function_parameters): Use it
3256 instead of cselib_preserve_value.
3257 (changed_values_stack): New vector.
3258 (check_changed_vars_0): New function.
3259 (check_changed_vars_1, check_changed_vars_2): Use it.
3260 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3261 changed_values_stack VALUEs.
3262 (vt_emit_notes): For all preserved_values call
3263 add_cselib_value_chains. If ENABLE_CHECKING call
3264 remove_cselib_value_chains before verifying value_chains is empty.
3265 Initialize and free changed_values_stack.
3266 (vt_initialize): Initialize preserved_values.
3267 (vt_finalize): Free preserved_values.
3269 2010-03-08 Richard Guenther <rguenther@suse.de>
3271 PR tree-optimization/43269
3272 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3275 2010-03-08 Martin Jambor <mjambor@suse.cz>
3277 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3278 (ipa_is_param_called): Removed.
3279 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3280 (ipa_print_node_params): Do not print the called flag.
3281 (ipa_write_node_info): Do not stream the called flag.
3282 (ipa_read_node_info): Likewise.
3284 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3287 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3288 * cselib.c (struct expand_value_data): Add dummy field.
3289 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3291 (cselib_dummy_expand_value_rtx_cb): New function.
3292 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3294 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3295 * var-tracking.c: Include pointer-set.h.
3296 (variable): Change n_var_parts to char from int. Add
3297 cur_loc_changed and in_changed_variables fields.
3298 (variable_canonicalize): Remove.
3299 (shared_var_p): New inline function.
3300 (unshare_variable): Maintain cur_loc_changed and
3301 in_changed_variables fields. If var was in changed_variables,
3302 replace it there with new_var. Just copy cur_loc instead of
3303 resetting it to something else.
3304 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3305 (dataflow_set_union): Don't call variable_canonicalize.
3306 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3307 of their DEBUG_EXPR_TREE_DECLs.
3308 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3309 and in_changed_variables and cur_loc_changed is false.
3310 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3311 and cur_loc_changed. Don't update cur_loc here.
3312 (variable_merge_over_src): Don't call variable_canonicalize.
3313 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3314 removing loc that is equal to cur_loc, clear cur_loc,
3315 set cur_loc_changed and ensure variable_was_changed is called.
3316 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3317 compare pointers in cur_loc check, if it is equal to loc,
3318 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3319 (variable_different_p): Remove compare_current_location argument,
3320 don't compare cur_loc.
3321 (dataflow_set_different_1): Adjust variable_different_p caller.
3322 (variable_was_changed): If dv had some var in changed_variables
3323 already, reset in_changed_variables flag for it and propagate
3324 cur_loc_changed over to the new variable. On empty var
3325 always set cur_loc_changed. Set in_changed_variables on whatever
3326 var is added to changed_variables.
3327 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3328 Use shared_var_p. When removing loc that is equal to cur_loc,
3329 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3330 end, don't set it to something else, just call variable_was_changed.
3331 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3332 loc being removed, clear cur_loc and set cur_loc_changed.
3333 Set cur_loc_changed if all locations have been removed.
3334 (struct expand_loc_callback_data): New type.
3335 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3336 allocated. Always create SUBREGs if simplify_subreg failed.
3337 Prefer to use cur_loc, when that fails and still in
3338 changed_variables (and seen first time) recompute it. Set
3339 cur_loc_changed of variables which had to change cur_loc and
3340 compute elcd->cur_loc_changed if any of the subexpressions used
3341 had to change cur_loc.
3342 (vt_expand_loc): Adjust to pass arguments in
3343 expand_loc_callback_data structure.
3344 (vt_expand_loc_dummy): New function.
3345 (emitted_notes): New variable.
3346 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3347 that weren't used for any other decl in current
3348 emit_notes_for_changes call call vt_expand_loc_dummy to update
3349 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3350 first loc_chain location if NULL before. Always use just
3351 cur_loc instead of first loc_chain location. When cur_loc_changed
3352 is false, when not --enable-checking=rtl just don't emit any note.
3353 When rtl checking, compute the note and assert it is the same
3354 as previous note. Clear cur_loc_changed and in_changed_variables
3355 at the end before removing from changed_variables.
3356 (check_changed_vars_3): New function.
3357 (emit_notes_for_changes): Traverse changed_vars to call
3358 check_changed_vars_3 on each changed var.
3359 (emit_notes_for_differences_1): Clear cur_loc_changed and
3360 in_changed_variables. Recompute cur_loc of new_var.
3361 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3362 (vt_emit_notes): Initialize and destroy emitted_notes.
3364 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3366 PR rtl-optimization/42220
3367 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3368 Use verify_reg_tracked to determine if we should use OP_OUT rather
3370 (build_def_use): If we see an in-out operand for a register that we
3371 know nothing about, treat is an output if possible, fail the block if
3374 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3377 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3380 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3383 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3384 uses of relevant DEFs that are dead outside the loop too.
3386 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3388 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3390 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3392 * var-tracking.c (values_to_unmark): New variable.
3393 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3394 values_to_unmark vector. Moved body to...
3395 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3396 instead queue it into values_to_unmark vector.
3397 (vt_find_locations): Free values_to_unmark vector.
3399 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3401 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3402 (site.exp): Export them when plugins are enabled.
3404 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3407 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3409 (chrec_fold_multiply): Same.
3411 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3414 * c-decl.c (build_compound_literal): Return early if init is
3417 2010-03-04 Martin Jambor <mjambor@suse.cz>
3419 PR tree-optimization/43164
3420 PR tree-optimization/43191
3421 * tree-sra.c (type_consists_of_records_p): Reject records with
3422 zero-size bit-fields at the end.
3424 2010-03-04 Mike Stump <mikestump@comcast.net>
3426 * Makefile.in (TAGS): Remove *.y.
3428 2010-03-04 Richard Guenther <rguenther@suse.de>
3430 PR tree-optimization/40761
3431 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3433 (my_rev_post_order_compute): New function.
3434 (init_pre): Call it.
3436 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3439 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3440 decrease the cost of an IV candidate when the cost is infinite.
3442 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3444 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3445 Use '3DNow!' for the extension of that name, ensure normal space
3447 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3449 2010-03-03 Jeff Law <law@redhat.com>
3451 * PR middle-end/32693
3452 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3453 than gen_rtx_SUBREG.
3454 (extract_bit_field_1): Likewise.
3456 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3458 * doc/sourcebuild.texi (Test directives): Document that arguments
3459 include-opts and exclude-opts are now optional for dg-skip-if,
3460 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3462 2010-03-03 Jason Merrill <jason@redhat.com>
3465 * cgraph.h (varpool_node): Add extra_name field.
3466 * varpool.c (varpool_extra_name_alias): New.
3467 (varpool_assemble_decl): Emit extra name aliases.
3468 (varpool_mark_needed_node): Look past an extra name alias.
3469 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3470 * lto-streamer-in.c (lto_input_tree): Read it.
3471 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3473 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3475 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3476 (sparc*-*-solaris2*): ...this.
3478 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3481 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3482 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3483 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3484 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3487 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3488 fallthrough to default handling, just with want_address 0 instead of 2.
3489 For single element lists, add_AT_loc directly, otherwise create an
3490 artificial variable DIE and stick location list to it.
3493 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3494 (VAL_EXPR_HAS_REVERSE): Define.
3495 (reverse_op): New function.
3496 (add_stores): For reversible operations add an extra MO_VAL_USE.
3498 2010-03-02 Jason Merrill <jason@redhat.com>
3500 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3502 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3504 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3505 (sparc64-*-linux*): Likewise.
3506 (sparc64-*-solaris2*): Include assembler files before linker ones.
3507 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3508 * config/sparc/gas.h: Delete.
3509 * config/sparc/sol2-64.h: Add copyright notice.
3510 * config/sparc/sol2-gas-bi.h: Likewise.
3511 * config/sparc/sol2-gld.h: Likewise.
3512 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3513 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3514 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3515 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3516 (sparc_elf_asm_named_section): Rename into...
3517 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3519 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3521 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3523 2010-03-02 Jeff Law <law@redhat.com>
3526 * reload1.c (rtx_p, substitute_stack): Declare.
3527 (substitute): Record addresses of changed rtxs.
3528 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3529 Restore the original rtx when complete.
3530 (reload): Free subsitute_stack when complete.
3532 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3534 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3535 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3537 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3538 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3539 Torture Tests): Change from subsection to section.
3541 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3542 Steven Bosscher <steven@gcc.gnu.org>
3544 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3547 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3550 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3551 the assignment from the new induction variable to the assignment
3552 of the value from the original loop PHI function.
3554 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3555 Daniel Jacobowitz <dan@codesourcery.com>
3557 * doc/sourcebuild.texi (Test directives): Clarify options to
3560 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3562 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3563 Disable cfi directives unless GCC and gas agree on using read-only
3564 .eh_frame sections for 64-bit.
3565 * configure: Regenerate.
3567 2010-03-01 Richard Guenther <rguenther@suse.de>
3569 PR tree-optimization/43220
3570 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3571 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3573 2010-03-01 Richard Guenther <rguenther@suse.de>
3574 Martin Jambor <mjambor@suse.cz>
3577 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3578 gimplified parameters.
3580 2010-03-01 Christian Bruel <christian.bruel@st.com>
3582 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3584 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3586 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3588 2010-03-01 Richard Guenther <rguenther@suse.de>
3591 * expr.c (expand_assignment): Use the alias-oracle to tell
3592 if the rhs aliases the result decl.
3594 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3597 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3598 to sol_gt_pch_get_address.
3599 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3600 64-bit, SPARC and x86.
3601 (sol_gt_pch_get_address): New function.
3603 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3605 * toplev.h (inform_n, error_n): Declare.
3606 * diagnostic.c (inform_n, error_n): New function.
3608 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3610 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3611 has no rtl yet when processing local_decls, queue it and recheck
3612 if deferred stack allocation hasn't assigned it rtl.
3614 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3616 * config/sh/sh.c (unspec_bbr_uid): New.
3617 (gen_block_redirect): Use it instead of INSN_UID.
3618 (gen_far_branch): Likewise.
3620 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3622 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3623 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3625 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3627 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3628 (Warning Options): -Wno-conversion-null is valid for
3629 Objective-C++ as well.
3630 * doc/tm.texi (Named Address Spaces): Likewise.
3631 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3632 * doc/tree-ssa.texi (Tree SSA): Likewise.
3634 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3637 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3638 by default. Don't set the default arch for
3639 i[34567]86-*-darwin*|x86_64-*-darwin*.
3641 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3644 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3645 default. Set the default 32bit/64bit archs with $with_arch
3646 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3648 2010-02-27 Richard Guenther <rguenther@suse.de>
3650 PR tree-optimization/43186
3651 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3652 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3653 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3654 unroller iterations.
3656 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3658 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
3659 required and i[34567]86-*-* targets don't support 64bit ISA.
3661 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
3664 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
3667 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3669 * config.gcc: Set the default arch at least to Prescott for
3670 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
3671 if SSE math is enabled.
3673 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3675 * diagnostic.c (diagnostic_initialize): Update.
3676 (diagnostic_report_diagnostic): Test inhibit_notes_p for
3678 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
3679 (diagnostic_inhibit_notes): New.
3680 * toplev.c (process_options): inhibit notes with -fcompare-debug.
3682 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3685 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
3686 * doc/standards.texi: Likewise.
3687 * doc/extend.texi: Likewise.
3688 * doc/trouble.texi: Likewise.
3689 * doc/cppopts.texi: Likewise.
3690 * doc/install.texi: Likewise.
3691 * c.opt (std=c90,std=gnu90): New options.
3692 * c-opts.c (c_common_handle_option): Handle them.
3694 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
3697 * c-decl.c (undeclared_variable): Use an informative note.
3699 2010-02-26 Richard Guenther <rguenther@suse.de>
3701 PR tree-optimization/43186
3702 * gimple.h (gimple_fold): Remove.
3703 * gimple.c (gimple_fold): Remove. Inline into single user ...
3704 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
3705 Try harder for conditions.
3707 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3710 * function.c (used_types_insert): Don't skip through named pointer
3711 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
3712 and it is different from the main variant's type.
3714 2010-02-26 Nick Clifton <nickc@redhat.com>
3716 * config/rx/rx.md (sminsi3): Remove bogus alternative.
3718 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
3720 * config.gcc: Support --with-fpmath=sse for x86.
3722 * config/i386/ssemath.h: New.
3724 * doc/install.texi (--with-fpmath=sse): Documented.
3726 2010-02-26 Richard Guenther <rguenther@suse.de>
3728 PR tree-optimization/43188
3729 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
3730 vector types of over-aligned element type.
3732 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
3735 * config/i386/i386.c (expand_vec_perm_blend): Use correct
3736 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
3738 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
3740 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
3742 2010-02-26 Jakub Jelinek <jakub@redhat.com>
3744 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
3745 * var-tracking.c: Include diagnostic.h.
3746 (debug_dv): New function.
3747 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
3750 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
3751 (add_value_chain, add_value_chains, remove_value_chain,
3752 remove_value_chains): Handle DEBUG_EXPRs.
3753 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
3756 * regcprop.c (struct queued_debug_insn_change): New type.
3757 (struct value_data_entry): Add debug_insn_changes field.
3758 (struct value_data): Add n_debug_insn_changes field.
3759 (debug_insn_changes_pool): New variable.
3760 (free_debug_insn_changes, apply_debug_insn_changes,
3761 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
3762 (kill_value_one_regno): Call free_debug_insn_changes if needed.
3763 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
3765 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
3767 (copyprop_hardreg_forward_1): Don't call apply_change_group for
3768 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
3769 changes, call cprop_find_used_regs via note_stores.
3770 (copyprop_hardreg_forward): When copying vd from predecessor
3771 which has any queued DEBUG_INSN changes, make sure the pointers are
3772 cleared. At the end call df_analyze and then if there are any
3773 DEBUG_INSN changes queued at the end of some basic block for still
3774 live registers, apply them.
3775 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
3777 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
3779 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
3782 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
3784 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
3785 targets. Set the default with_cpu/with_arch from arch/cpu.
3786 Allow x86-64 and native for with_cpu/with_arch.
3788 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
3790 * ebitmap.c: Change calls to verify_popcount with calls to
3791 sbitmap_verify_popcount.
3792 (ebitmap_clear_bit): Fixed map->cacheindex test and
3793 map>cache update when bit clearing results in an empty
3796 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
3799 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
3800 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
3801 and support both V2DF and V2DI modes.
3802 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
3803 support both V2DF and V2DI modes.
3804 (general): Delete trailing whitespace from a few patterns.
3806 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3807 V2DF/V2DI interleave high/low builtins.
3809 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
3812 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
3813 interleave high/low functions.
3815 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
3817 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
3818 #pragma extern_prefix.
3820 2010-02-25 Jakub Jelinek <jakub@redhat.com>
3823 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
3824 BLKmode, assert op0 is a MEM and just adjust its mode.
3827 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
3828 if bitpos isn't multiple of mode's bitsize.
3830 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3832 * c.opt (-ftemplate-depth=): New.
3833 (-ftemplate-depth-): Deprecate.
3834 * optc-gen.awk: Handle -ftemplate-depth=.
3835 * opth-gen.awk: Likewise.
3836 * c-opts.c (c_common_handle_option): Likewise.
3837 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
3839 2010-02-24 Jason Merrill <jason@redhat.com>
3841 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
3843 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3845 * cfg.c (alloc_aux_for_block): Remove inline.
3846 (alloc_aux_for_edge): Likewise.
3848 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3850 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
3852 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3854 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
3855 * config/i386/sol2-gas.h: New file.
3856 * config.gcc (i[34567]86-*-solaris2*): Use it.
3858 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
3861 * c-typeck.c (ep_convert_and_check): New.
3862 (build_conditional_expr): Use it.
3863 (build_binary_op): Likewise.
3865 2010-02-24 Jakub Jelinek <jakub@redhat.com>
3867 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
3870 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
3871 bounds even for -O+.
3872 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
3873 expr needs to have DECL_NAME set.
3875 2010-02-24 Nick Clifton <nickc@redhat.com>
3877 * config/mep/mep.c: Include gimple.h.
3878 (mep_function_uses_sp): Delete unused function.
3879 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
3880 parameters. Use unsigned integers to count args. Return a
3881 NULL_RTX instead of an error_mark_node. Toidy up formatting.
3883 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3886 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
3887 greater or equal to nelt instead of 2 * nelt.
3888 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
3891 2010-02-23 Jason Merrill <jason@redhat.com>
3894 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
3895 in cfun->local_decls even if they have register types.
3898 * stor-layout.c (place_field): Don't warn about unnecessary
3899 DECL_PACKED if the type is packed.
3901 2010-02-23 Jakub Jelinek <jakub@redhat.com>
3904 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
3905 GOTOFF relocs, even when the base reg isn't pic pointer.
3907 2010-02-23 Michael Matz <matz@suse.de>
3910 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
3911 (expand_gimple_basic_block): Generate and use debug temps if there
3912 are debug uses left after the last real use of TERed ssa names.
3913 Unlink debug immediate uses when they are expanded.
3915 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
3918 * config/i386/i386.c (override_options): Reorganise to provide
3919 better error messages.
3921 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3924 * graphite-scop-detection.c (create_single_exit_edge): Move
3925 the call to find_single_exit_edge to....
3926 (create_sese_edges): ...here. Don't handle multiple edges
3927 exiting the function.
3928 (build_graphite_scops): Don't handle multiple edges
3929 exiting the function.
3931 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3934 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
3935 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
3937 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
3940 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
3942 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
3945 * c-typeck.c (convert_arguments): Print declaration location.
3946 * c-common.c (validate_nargs): Rename as
3947 builtin_function_validate_nargs.
3948 (check_builtin_function_arguments): Update.
3950 2010-02-22 Richard Guenther <rguenther@suse.de>
3953 * tree-inline.c (declare_return_variable): Use the type of
3954 the call stmt lhs if available.
3956 2010-02-22 Duncan Sands <baldrick@free.fr>
3958 * passes.c (register_pass): Always consider all pass lists when
3959 ref_pass_instance_number is zero.
3961 2010-02-22 Richard Guenther <rguenther@suse.de>
3963 PR tree-optimization/42749
3964 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
3965 parameter. Do arithmetic in the original type.
3966 (update_accumulator_with_ops): Likewise.
3967 (adjust_accumulator_values): Adjust.
3969 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3971 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
3972 (QI to BLKmode splitter): New splitter.
3974 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
3976 * config/i386/i386.c (initial_ix86_tune_features): Turn on
3977 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
3979 2010-02-22 Richard Guenther <rguenther@suse.de>
3981 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
3983 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
3985 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
3986 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
3987 ($(T)crti.o, $(T)crtn.o): Remove rules.
3989 2010-02-21 Tobias Burnus <burnus@net-b.de>
3992 * doc/invoke.texi (-fassociative-math): Document that this
3993 option is automatically enabled for Fortran.
3995 2010-02-20 David S. Miller <davem@davemloft.net>
3997 * configure.ac: Test if linker and assembler properly support
3998 GOTDATA_OP relocations.
3999 * configure: Rebuild.
4000 * config.in: Likewise.
4001 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4002 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4003 (movsi_high_pic): Likewise.
4004 (movdi_lo_sum_pic): Likewise.
4005 (movdi_high_pic): Likewise.
4006 (movsi_pic_gotdata_op): New pattern.
4007 (movdi_pic_gotdata_op): Likewise.
4008 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4009 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4011 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4014 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4015 attribute to ssemul.
4016 (xop_mulv2div2di3_high): Ditto.
4018 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4021 * c.opt (Wconversion-null): New option.
4022 * doc/invoke.texi (Wconversion-null): Document.
4024 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4026 * common.opt (Wlarger-than-): Add Undocumented.
4028 2010-02-19 Mike Stump <mikestump@comcast.net>
4030 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4032 2010-02-19 Jason Merrill <jason@redhat.com>
4035 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4036 * configure: Likewise.
4038 2010-02-20 Alan Modra <amodra@gmail.com>
4041 * cgraph.h (cgraph_make_decl_local): Declare.
4042 * cgraph.c (cgraph_make_decl_local): New function.
4043 (cgraph_make_node_local): Use it.
4044 * cgraphunit.c (cgraph_function_versioning): Likewise.
4045 * ipa.c (function_and_variable_visibility): Likewise.
4047 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4050 * except.c (sjlj_emit_function_enter): Don't call
4051 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4053 * rtl.h (add_reg_br_prob_note): Remove prototype.
4055 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4058 * c-common.c (conversion_warning): Remove widening conversions
4059 before checking the conversion of integers to reals.
4061 2010-02-19 Mike Stump <mikestump@comcast.net>
4064 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4067 * cgraphunit.c (process_function_and_variable_attributes): Check
4068 DECL_PRESERVE_P instead of looking up attribute "used".
4069 * ipa-pure-const.c (check_decl): Likewise.
4070 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4071 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4072 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4073 instead of attribute "used".
4074 * config/sol2-c.c (solaris_pragma_init): Likewise.
4075 (solaris_pragma_fini): Likewise.
4077 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4079 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4080 Use XCNEW instead of xcalloc.
4081 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4082 XNEW instead of xmalloc.
4083 (get_fields): Use XNEWVEC instead of xmalloc.
4086 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4087 populate vars array.
4088 (create_new_general_access): For debug stmts just reset value.
4089 (get_stmt_accesses): For accesses within debug stmts just record them
4090 using add_access_to_acc_sites instead of preventing the peeling or
4091 counting them as accesses.
4094 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4096 2010-02-19 Richard Guenther <rguenther@suse.de>
4098 PR tree-optimization/42916
4099 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4102 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4104 * configure.ac: Replace all uses of changequote in macro arguments
4105 with proper quoting.
4107 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4110 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4112 2010-02-19 Richard Guenther <rguenther@suse.de>
4114 PR tree-optimization/42944
4115 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4116 test for aliasing with errno.
4118 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4121 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4122 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4123 * dojump.c: Include output.h.
4124 (inv): New inline function.
4125 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4126 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4127 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4128 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4129 argument, pass it down to other calls.
4130 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4131 add REG_BR_PROB note to the conditional jump.
4132 * cfgexpand.c (add_reg_br_prob_note): Removed.
4133 (expand_gimple_cond): Don't call it, add the probability
4134 as last argument to jumpif_1/jumpifnot_1.
4135 * Makefile.in (dojump.o): Depend on output.h.
4136 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4138 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4139 * stmt.c (do_jump_if_equal): Likewise.
4140 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4141 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4142 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4144 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4145 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4146 jumpifnot_1 callers.
4147 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4149 (store_expr): Adjust jumpifnot caller.
4150 (store_constructor): Adjust jumpif caller.
4153 * gimplify.c (gimple_boolify): For __builtin_expect call
4154 gimple_boolify also on its first argument.
4156 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4158 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4160 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4161 * configure: Regenerated.
4163 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4165 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4166 lang_hooks.types_compatible_p instead of comptypes.
4168 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4170 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4171 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4172 if __prefer_thumb__ is defined.
4174 2010-02-18 Martin Jambor <mjambor@suse.cz>
4176 PR tree-optimization/43066
4177 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4178 array with zero-sized element type.
4180 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4182 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4183 rtx, allocate struct var_loc_node here and return it to the
4184 caller, and only if it is actually needed.
4185 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4186 move it earlier and return immediately if it returns NULL.
4188 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4190 * config/sparc/gas.h: New file. Restore
4191 TARGET_ASM_NAMED_SECTION to its ELF default.
4192 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4194 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4195 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4196 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4197 after sparc/sysv4.h.
4199 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4201 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4203 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4205 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4206 patterns from predicated pattern.
4208 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4212 for insn mnemonic suffix.
4214 2010-02-17 Richard Guenther <rguenther@suse.de>
4216 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4219 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4222 * caller-save.c (save_call_clobbered_regs): If BB ends with
4223 a DEBUG_INSN, move any notes in between last real insn and the last
4224 DEBUG_INSN after the last DEBUG_INSN.
4226 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4228 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4229 Fix return type. Fix argument type. Explain meaning of return value.
4231 2010-02-16 Richard Guenther <rguenther@suse.de>
4233 PR tree-optimization/41043
4234 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4235 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4237 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4239 2010-02-16 Ira Rosen <irar@il.ibm.com>
4241 PR tree-optimization/43074
4242 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4243 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4244 vectorizable cycles in hybrid SLP check.
4245 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4247 2010-02-16 Richard Guenther <rguenther@suse.de>
4249 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4250 (true_dependence): If memrefs_conflict_p computes must-alias
4251 trust it. Move TBAA check after offset-based disambiguation.
4252 (canon_true_dependence): Likewise.
4254 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4256 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4257 * doc/invoke.texi: Document it.
4258 * var-tracking.c: Include toplev.h and params.h.
4259 (vt_find_locations): Return bool indicating success. Compute
4260 hash sizes unconditionally. Check new parameter, report.
4261 (variable_tracking_main_1): Check vt_find_locations results and
4262 retry. Renamed from...
4263 (variable_tracking_main): ... this. New wrapper to preserve
4264 flag_var_tracking_assignments.
4265 * Makefile.in (var-tracking.o): Adjust dependencies.
4267 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4268 Jakub Jelinek <jakub@redhat.com>
4271 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4272 if weak_import attribute is present.
4273 * config/darwin.c (machopic_select_section): Likewise.
4275 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4277 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4278 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4279 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4280 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4282 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4284 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4287 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4288 Rewrite text to refer to the names.
4290 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4292 * config/i386/i386-builtin-types.def
4293 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4294 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4295 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4296 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4297 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4298 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4299 IX86_BUILTIN_VPERMIL2PS256.
4300 (MULTI_ARG_4_DF2_DI_I): Defined.
4301 (MULTI_ARG_4_DF2_DI_I1): Defined.
4302 (MULTI_ARG_4_SF2_SI_I): Defined.
4303 (MULTI_ARG_4_SF2_SI_I1): Defined.
4304 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4305 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4306 __builtin_ia32_vpermil2ps256.
4307 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4308 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4309 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4310 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4311 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4312 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4313 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4314 CODE_FOR_xop_vpermil2v8sf3.
4315 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4316 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4317 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4318 (_mm256_permute2_pd): New.
4319 (_mm_permute2_ps): New.
4320 (_mm256_permute2_ps): New.
4322 2010-02-15 Nick Clifton <nickc@redhat.com>
4324 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4325 boolean parameters. Use emit_jump_insn when emitting a pop
4326 instruction containing a return insn.
4327 (push): Use 'true' rather than '1' as second parameter to F.
4328 (h8300_expand_prologue): Likewise.
4329 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4330 (h8300_expand_epilogue): Likewise.
4332 2010-02-15 Richard Guenther <rguenther@suse.de>
4335 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4338 2010-02-15 Nick Clifton <nickc@redhat.com>
4340 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4343 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4345 * intl.c (fake_ngettext): New function.
4346 * intl.h (fake_ngettext): Declare.
4347 (ngettext): Define macro.
4348 * collect2.c (notice_translated): New function.
4349 (main): Use notice_translated and ngettext.
4350 * collect2.h (notice_translated): Declare.
4352 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4354 * reorg.c (delete_computation): Comment fixes.
4355 * caller-save.c (setup_save_areas): Idem.
4356 * sel-sched-dump.c (dump_lv_set): Idem.
4359 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4361 * config/s390/s390.c (s390_sched_init): New function.
4362 (TARGET_SCHED_INIT): Target hook defined.
4364 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4365 Jack Howarth <howarth@bromo.med.uc.edu>
4366 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4369 Partial revert of unintended change in fix for PR41605.
4370 * config/darwin.h: Fix typo.
4371 * config/darwin9.h: Same.
4373 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4375 * c-pch.c (pch_init): Clear v.
4377 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4380 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4381 graphite_can_represent_init for MULT_EXPR.
4383 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4387 * graphite-sese-to-poly.c (remove_phi): New.
4388 (translate_scalar_reduction_to_array): Call remove_phi.
4390 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4393 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4394 * graphite-clast-to-gimple.h (gloog): Update declaration.
4395 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4396 * graphite-poly.h (struct poly_bb): Add missing comments.
4397 (struct scop): Add poly_scop_p field.
4399 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4400 * graphite.c (graphite_transform_loops): Build the polyhedral
4401 representation for each scop before code generation.
4402 * sese.c (rename_variables_in_operand): Removed.
4403 (rename_variables_in_expr): Return the renamed expression.
4404 (rename_sese_parameters): New.
4405 * sese.h (rename_sese_parameters): Declared.
4407 2010-02-11 Richard Guenther <rguenther@suse.de>
4409 PR tree-optimization/42998
4410 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4411 POINTER_PLUS_EXPR properly.
4413 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4414 Changpeng Fang <changpeng.fang@amd.com>
4417 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4418 the cost of an IV candidate when the IV is used in a test against zero.
4420 * gcc.dg/tree-ssa/ivopts-3.c: New.
4422 2010-02-11 Richard Guenther <rguenther@suse.de>
4425 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4426 pointer-vs-decl case by swapping refs. Handle some cases
4427 of pointer-vs-decl disambiguations more conservatively.
4428 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4429 to false after expanding.
4431 2010-02-11 Richard Guenther <rguenther@suse.de>
4434 * gcc.c (process_command): Handle LTO file@offset case more
4437 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4439 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4440 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4442 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4444 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4445 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4446 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4447 Optimize eq/ne comparisons when both arguments are known to be
4449 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4450 Don't mask operands unnecessarily if they are known to be already
4453 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4455 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4458 2010-02-10 Richard Guenther <rguenther@suse.de>
4460 PR tree-optimization/43017
4461 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4462 for wrapping signed arithmetic.
4464 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4467 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4468 if no debug info should be emitted for it.
4470 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4472 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4473 note when flag_exceptions is set.
4475 2010-02-10 Duncan Sands <baldrick@free.fr>
4477 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4479 2010-02-10 Richard Guenther <rguenther@suse.de>
4482 * tree.c (get_unwidened): Handle constants.
4483 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4485 2010-02-10 Martin Jambor <mjambor@suse.cz>
4488 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4489 check for variable argument counts independently.
4491 2010-02-10 Christian Bruel <christian.bruel@st.com>
4494 * config/sh/sh.c (find_barrier): Increase length for non delayed
4495 conditional branches.
4497 2010-02-10 Christian Bruel <christian.bruel@st.com>
4499 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4501 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4503 * builtins.c (set_builtin_user_assembler_name): Also handle
4504 ffs if int is smaller than word.
4506 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4509 * ira-conflicts.c (get_dup): Remove.
4510 (process_reg_shuffles): Add new parameter. Use it as an
4511 additional guard for copy generation.
4512 (add_insn_allocno_copies): Rewrite.
4514 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4516 * common.opt (fsched2-use-traces): Preserved for backward
4518 * doc/invoke.texi: Remove the documentation about option
4519 -fsched2-use-traces.
4520 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4521 flag_sched2_use_traces.
4522 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4523 the backward compatibility flag section.
4525 2010-02-09 Richard Guenther <rguenther@suse.de>
4527 PR tree-optimization/43008
4528 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4529 make HEAP variables initialized from global memory if they
4530 are not known builtin functions.
4531 (find_func_aliases): Adjust.
4533 2010-02-09 Richard Guenther <rguenther@suse.de>
4535 PR tree-optimization/43000
4536 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4537 arithmetic manually.
4539 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4541 PR tree-optimization/42931
4542 * tree-loop-linear.c (try_interchange_loops): Don't call
4543 double_int_mul if estimated_loop_iterations failed.
4545 2010-02-08 Martin Jambor <mjambor@suse.cz>
4548 * tree-sra.c (build_accesses_from_assign): Do not mark in
4549 should_scalarize_away_bitmap if stmt has volatile ops.
4550 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4553 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4555 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4557 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4559 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4562 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4565 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4567 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4570 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4571 to unknown_dependence.
4572 (graphite_legal_transform_dr): Handle the unknown_dependence.
4573 (graphite_carried_dependence_level_k): Same.
4575 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4577 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4579 2010-02-07 Richard Guenther <rguenther@suse.de>
4582 * expr.c (get_inner_reference): Always initialize *pbitsize.
4584 2010-02-07 Richard Guenther <rguenther@suse.de>
4587 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4588 new ARRAY_REFs on variable size element or minimal index arrays.
4590 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4591 gimple_fold_indirect_ref.
4593 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4596 * arm.c (arm_override_options): Just return if the user has specified
4597 an invalid fpu name.
4599 2010-02-03 Jason Merrill <jason@redhat.com>
4602 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4603 i386_pe_maybe_record_exported_symbol.
4605 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4608 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4609 (pa_delegitimize_address): New function.
4611 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4613 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4614 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4616 2010-02-05 Richard Guenther <rguenther@suse.de>
4619 * lto-streamer-in.c (get_resolution): Deal with references
4620 to undefined functions.
4622 2010-02-05 Richard Guenther <rguenther@suse.de>
4624 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4625 (fold_const_aggregate_ref): Likewise.
4626 (ccp_fold_stmt): Substitute loads.
4627 (maybe_fold_reference): Verify types before substituting.
4629 (fold_gimple_assign): Unshare properly.
4630 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4632 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4634 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4635 for rs6000_gen_cell_microcode.
4637 2010-02-04 Richard Guenther <rguenther@suse.de>
4639 PR rtl-optimization/42952
4640 * dse.c (const_or_frame_p): Remove MEM handling.
4642 2010-02-04 Nick Clifton <nickc@redhat.com>
4644 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4645 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4646 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4647 (mn10300_asm_output_mi_thunk): New function.
4648 (mn10300_can_output_mu_thunk): New function.
4649 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4650 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4651 (FUNCTION_ARG): Delete incorrect comment.
4653 2010-02-03 Jason Merrill <jason@redhat.com>
4656 * fold-const.c (operand_equal_p): Handle erroneous types.
4658 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
4660 * config/h8300/h8300.md (can_delay): Fix attibute condition.
4662 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
4664 PR rtl-optimization/42941
4665 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
4668 2010-02-03 Jason Merrill <jason@redhat.com>
4671 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
4673 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
4676 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
4677 (cselib_reset_table): Renamed from...
4678 (cselib_reset_table_with_next_value): ... this.
4679 (cselib_get_next_uid): Renamed from...
4680 (cselib_get_next_unknown_value): ... this.
4681 * cselib.c (next_uid): Renamed from...
4682 (next_unknown_value): ... this.
4683 (cselib_clear_table): Adjust.
4684 (cselib_reset_table): Adjust. Renamed from...
4685 (cselib_reset_table_with_next_value): ... this.
4686 (cselib_get_next_uid): Adjust. Renamed from...
4687 (cselib_get_next_unknown_value): ... this.
4688 (get_value_hash): Use hash.
4689 (cselib_hash_rtx): Likewise.
4690 (new_cselib_val): Adjust. Set and dump uid.
4691 (cselib_lookup_mem): Pass next_uid as hash.
4692 (cselib_subst_to_values): Likewise.
4693 (cselib_log_lookup): Dump uid.
4694 (cselib_lookup): Pass next_uid as hash. Adjust.
4695 (cselib_process_insn): Adjust.
4696 (cselib_init): Initialize next_uid.
4697 (cselib_finish): Adjust.
4698 (dump_cselib_table): Likewise.
4699 * dse.c (canon_address): Dump value uid.
4700 * print-rtl.c (print_rtx): Print value uid.
4701 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
4703 (dv_uid): New function, sort of renamed from...
4704 (dv_htab_hash): ... this, reimplemented in terms of it and...
4705 (dv_uid2hash): ... this. New.
4706 (variable_htab_eq): Drop excess assertions.
4707 (tie_break_pointers): Removed.
4708 (canon_value_cmp): Compare uids.
4709 (variable_post_merge_New_vals): Print uids.
4710 (vt_add_function_parameters): Adjust.
4711 (vt_initialize): Reset table. Adjust.
4713 2010-02-03 Richard Guenther <rguenther@suse.de>
4715 PR tree-optimization/42944
4716 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
4717 (call_may_clobber_ref_p_1): Likewise. Properly handle
4718 malloc and calloc clobbering errno.
4720 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
4722 * doc/invoke.texi: Fix name of sched1 dump.
4724 * opts.c (decode_options): Set flag_tree_switch_conversion
4725 only conditionally on optimize >= 2.
4727 * gcse.c: Assorted comment fixes in pass description.
4729 2010-02-03 Anthony Green <green@moxielogic.com>
4731 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
4732 nop padding in order to maintain alignment of storage location of
4733 target function address.
4734 (moxie_trampoline_init): Store target function address at newly
4736 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
4738 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
4740 2010-02-03 Richard Guenther <rguenther@suse.de>
4743 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
4745 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4747 * config.gcc: Reenable check for obsolete targets.
4748 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
4749 mips-sgi-irix6.[0-4]*.
4751 2010-02-02 Nick Clifton <nickc@redhat.com>
4753 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
4754 constant size of 4 as being the same as 0.
4755 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
4756 can take values in the range 0..4.
4758 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
4761 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
4762 as _darwin10_Unwind_FindEnclosingFunction().
4763 * libgcc-libsystem.ver: New.
4765 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
4768 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
4769 implicitly set registers.
4771 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
4773 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
4774 (arm_override_options): Allow automatic selection of the thread
4775 pointer register if thumb2.
4776 (legitimize_pic_address): Improve code sequences for Thumb2.
4777 (arm_call_tls_get_addr): Likewise.
4778 (legitimize_tls_address): Likewise.
4779 * arm.md (pic_load_addr_arm): Delete. Replace with ...
4780 (pic_load_addr_32bit): ... this. New named pattern.
4781 * thumb2.md (pic_load_addr_thumb2): Delete.
4782 (pic_load_dot_plus_four): Delete.
4783 (tls_load_dot_plus_four): New named pattern.
4785 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4788 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
4789 Document fix for TLS bug.
4791 2010-01-31 Richard Guenther <rguenther@suse.de>
4793 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
4794 conservatively correct.
4796 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4800 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4802 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
4804 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4806 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
4808 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
4810 * config.gcc: Adjust order of makefile fragments for mingw targets.
4812 2010-01-31 Richard Guenther <rguenther@suse.de>
4815 * gimplify.c (gimplify_init_constructor): For volatile LHS
4816 initialize a temporary.
4818 2010-01-31 Matthias Klose <doko@ubuntu.com>
4820 * configure.ac: Fix __stack_chk_fail check for cross builds configured
4822 * configure: Regenerate.
4824 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
4826 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4827 the same alias set and their sizes different constantness.
4828 (aliasing_component_refs_p): Revert 2009-10-24 change.
4830 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4832 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
4835 2010-01-29 Richard Guenther <rguenther@suse.de>
4837 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
4838 Assert we successfully updated the call.
4840 2010-01-29 Jakub Jelinek <jakub@redhat.com>
4842 PR rtl-optimization/42889
4843 * df.h (df_set_bb_dirty_nonlr): New prototype.
4844 * df-core.c (df_set_bb_dirty_nonlr): New function.
4845 * df-scan.c (df_insn_rescan): Call it instead of
4846 df_set_bb_dirty for DEBUG_INSNs.
4848 2010-01-29 Richard Guenther <rguenther@suse.de>
4851 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
4852 quadratic behavior in most cases.
4854 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
4857 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
4858 in the call to gen_x86_movsicc_0_m1.
4860 2010-01-28 Richard Guenther <rguenther@suse.de>
4862 PR tree-optimization/42871
4863 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
4865 2010-01-28 Richard Guenther <rguenther@suse.de>
4867 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
4868 into call arguments.
4870 2010-01-28 Richard Guenther <rguenther@suse.de>
4873 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
4874 the forwarder if the destination is an EH landing pad.
4876 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
4878 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
4879 block list passed to gimple_duplicate_sese_tail.
4880 (parallelize_loops): Avoid parallelization when the function
4882 Avoid parallelization when the preheader is IRREDUCIBLE.
4883 Try to optimize when estimated_loop_iterations_int is unresolved.
4884 Add the loop's location to the dump file.
4885 * tree-cfg.c (add_phi_args_after_redirect): Remove.
4886 (gimple_duplicate_sese_tail): Remove the check for the latch.
4887 Redirect nexits to the exit block.
4888 Remove handling of the incoming edges to the latch.
4889 Redirect the backedge from the copied latch to the exit bb.
4891 2010-01-28 Michael Matz <matz@suse.de>
4894 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
4895 Wrap force_reg into a sequence, emit it before user.
4897 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
4899 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
4901 (arm_legacy_rev): Likewise.
4902 (thumb_legacy_rev): Likewise.
4904 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4906 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
4907 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
4908 on MEM's address failed, try avoid_constant_pool_reference and
4909 recurse if it returned something different.
4910 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
4911 address, try avoid_constant_pool_reference and recurse if it
4912 returned something different.
4913 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
4914 address and avoid_constant_pool_reference returned something
4915 different, don't set have_address.
4917 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
4920 * var-tracking.c (val_store): Add modified argument, obey it.
4922 (count_uses): Move down logging of main.
4923 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
4924 don't need resolution.
4925 (emit_notes_in_bb): Likewise.
4927 2010-01-27 Richard Guenther <rguenther@suse.de>
4930 * tree-inline.c (remap_decl): Delay remapping of SSA name
4931 default definitions until we need them.
4933 2010-01-27 Jakub Jelinek <jakub@redhat.com>
4935 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4936 (rs6000_delegitimize_address): New function.
4938 * config/s390/s390.c (s390_delegitimize_address): Call
4939 delegitimize_mem_from_attrs.
4942 * tree-inline.c (cannot_copy_type_1): Removed.
4943 (copy_forbidden): Don't forbid copying of functions containing
4944 records/unions with variable length fields.
4946 2010-01-27 Christian Bruel <christian.bruel@st.com>
4950 * config/sh/sh.c (find_barrier): Increase length for non delayed
4951 conditional branches.
4953 2010-01-27 Matthias Klose <doko@ubuntu.com>
4955 * configure.ac (gnu-unique-object): Fix ldd version check.
4956 * configure: Regenerate.
4958 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4960 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
4962 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
4963 Test for HAVE_GNU_AS value.
4965 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4967 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
4968 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
4969 INT64_TYPE): Define.
4970 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
4971 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4972 INT_LEAST64_TYPE): Define.
4973 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
4974 UINT_LEAST64_TYPE): Define.
4975 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
4976 INT_FAST64_TYPE): Define.
4977 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4978 UINT_FAST64_TYPE): Define.
4979 (INTMAX_TYPE, UINTMAX_TYPE): Define.
4980 (INTPTR_TYPE, UINTPTR_TYPE): Define.
4981 (SIG_ATOMIC_TYPE): Define.
4983 2010-01-26 Richard Guenther <rguenther@suse.de>
4985 * df-scan.c (df_scan_set_bb_info): Remove assert.
4986 (df_insn_rescan_debug_internal): Merge asserts.
4987 (df_install_ref): Likewise.
4988 (df_mark_reg): Use bitmap_set_range.
4989 (df_hard_reg_used_p): Remove assert.
4990 (df_hard_reg_used_count): Likewise.
4992 2010-01-26 Richard Guenther <rguenther@suse.de>
4994 PR rtl-optimization/42685
4995 * web.c (web_main): Ignore DEBUG_INSNs.
4997 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
4999 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5001 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5002 Fix types of fndecl and arglist parameters.
5004 2010-01-26 Richard Guenther <rguenther@suse.de>
5007 * tree-eh.c (unsplit_eh): Skip debug insns.
5009 2010-01-26 Richard Guenther <rguenther@suse.de>
5011 PR tree-optimization/42250
5012 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5014 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5017 * omp-low.c (expand_omp_sections): Only use single_pred if
5018 l2_bb is single_pred_p.
5020 2010-01-25 Christian Bruel <christian.bruel@st.com>
5023 * config/sh/sh.c (find_barrier): Increase length for non delayed
5024 conditional branches.
5025 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5027 2010-01-24 David S. Miller <davem@davemloft.net>
5029 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5030 define if not using GAS.
5031 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5032 Likewise. Delete SECTION_MERGE code, which is only applicable
5035 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5038 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5039 mangling of va_list in system headers.
5041 2010-01-23 Toon Moene <toon@moene.org>
5043 * tree-predcom.c (combine_chains): Return NULL, not false.
5045 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5047 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5048 initialization of variable res to agree with return type.
5050 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5052 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5053 * tree-sra.c: Add include of expr.h.
5055 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5057 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5058 insert the debug stmt on the single non-EH edge from the stmt.
5060 2010-01-22 Richard Henderson <rth@redhat.com>
5063 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5064 the RHS until after generate_subtree_copies has insertted its
5065 code before the current statement.
5067 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5069 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5071 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5073 2010-01-21 Martin Jambor <mjambor@suse.cz>
5075 PR tree-optimization/42585
5076 * tree-sra.c (struct access): New field grp_total_scalarization.
5077 (dump_access): Dump the new field.
5078 (should_scalarize_away_bitmap): New variable.
5079 (cannot_scalarize_away_bitmap): Likewise.
5080 (sra_initialize): Allocate new bitmaps.
5081 (sra_deinitialize): Free new bitmaps.
5082 (create_access_1): New function.
5083 (create_access): Parts moved to create_access_1.
5084 (type_consists_of_records_p): New function.
5085 (completely_scalarize_record): Likewise.
5086 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5087 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5088 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5090 (analyze_all_variable_accesses): Completely scalarize small eligible
5093 2010-01-21 Martin Jambor <mjambor@suse.cz>
5095 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5097 2010-01-21 Andrew Haley <aph@redhat.com>
5099 * gcc.c (process_command): Move lang_specific_driver before
5100 setting cc_libexec_prefix.
5102 2010-01-21 Richard Guenther <rguenther@suse.de>
5105 * fold-const.c (negate_expr_p): Pretend only negative
5106 real constants are easily negatable.
5108 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5109 Jason Merrill <jason@redhat.com>
5111 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5112 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5113 * calls.c (initialize argument_information): Handle it.
5114 * c-common.c (handle_transparent_union_attribute): Use new name.
5115 * c-decl.c (finish_struct): Ditto.
5116 * c-typeck.c (type_lists_compatible_p): Ditto.
5117 (convert_for_assignment): Use new name and also handle record.
5118 * function.c (aggregate_value_p): Handle it.
5119 (pass_by_reference): Ditto.
5120 (assign_parm_data_types): Ditto.
5121 * print-tree.c (print_node): Ditto.
5122 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5123 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5124 * tree.c (first_field): New fn.
5126 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5129 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5130 even when linking statically, for now.
5132 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5135 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5136 without a cselib val.
5137 (count_uses): Accept MO_VAL_SET with no val on stores.
5138 (add_stores): Likewise.
5140 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5142 * var-tracking.c (check_value_val): Add a compile time assertion.
5143 (dv_is_decl_p): Simplify.
5144 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5145 gcc_assert if ENABLE_CHECKING.
5147 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5150 * var-tracking.c: Include tree-flow.h.
5151 (mem_dies_at_call): New.
5152 (dataflow_set_preserve_mem_locs): Use it.
5153 (dataflow_set_remove_mem_locs): Likewise.
5154 (dump_var): Renamed from dump_variable. Adjust all callers.
5155 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5156 * Makefile.in (var-tracking.o): Adjust deps.
5158 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5160 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5162 2010-01-20 Richard Guenther <rguenther@suse.de>
5164 PR tree-optimization/42717
5165 * tree-ssa-dce.c (get_live_post_dom): Remove.
5166 (forward_edge_to_pdom): Take an arbitrary edge to copy
5167 degenerate PHI args from.
5168 (remove_dead_stmt): Use the first post-dominator even if it
5169 does not contain live statements as redirection destination.
5171 2010-01-20 Richard Guenther <rguenther@suse.de>
5173 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5175 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5177 * sel-sched.c (create_speculation_check): Remove set but not used
5179 (try_transformation_cache): Remove set but not used variable ds.
5180 (calculate_privileged_insns): Remove set but not used variables
5181 cur_insn and min_spec_insn.
5182 (find_best_expr): Remove set but not used variable avail_n.
5183 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5185 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5187 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5188 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5191 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5194 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5195 cpu types. Add support for *-sse3 cpu types.
5196 (x86_64-*-*): Ditto.
5198 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5201 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5202 argument, call initializer_constant_valid_p_1 instead of
5203 initializer_constant_valid_p, pass CACHE to it, return NULL
5204 immediately if first call returns NULL.
5205 (initializer_constant_valid_p_1): New function.
5206 (initializer_constant_valid_p): Use it.
5208 2010-01-20 Thomas Quinot <quinot@adacore.com>
5210 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5212 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5214 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5215 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5216 (loc_list_from_tree): Don't handle unsigned division. Handle
5217 signed modulo using DW_OP_{over,over,div,mul,minus}.
5218 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5219 modulo instead of signed.
5221 2010-01-20 DJ Delorie <dj@redhat.com>
5223 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5225 (h8300_emit_stack_adjustment): Propogate it.
5227 (h8300_expand_prologue): Likewise.
5228 (h8300_expand_epilogue): Likewise.
5230 2010-01-19 Michael Matz <matz@suse.de>
5232 PR tree-optimization/41783
5233 * tree-data-ref.c (toplevel): Include flags.h.
5234 (dump_data_dependence_relation): Also dump the inputs if the
5235 result will be unknown.
5236 (split_constant_offset_1): Look through some conversions.
5237 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5238 the offset from last element is too large.
5239 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5240 (reassociate_to_the_same_stmt): Handle vector registers.
5241 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5243 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5244 wide_prolog_niters argument, emit widening instructions.
5245 (vect_do_peeling_for_alignment): Adjust caller, use widened
5246 variant of the iteration cound.
5247 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5249 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5252 * config/arm/neon-testgen.m (emit_automatics): New parameter
5253 features. Adjust for Fixed_return_reg feature.
5254 (test_intrinsic): Call emit_automatics with new feature.
5255 * config/arm/neon.ml: Update copyright years.
5256 (features): New Fixed_return_reg feature.
5257 (ops): Update feature for Vget_low.
5259 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5261 PR tree-optimization/42719
5262 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5266 * fwprop.c (all_uses_available_at): Return false if def_set dest
5267 is a REG that is used in def_insn.
5269 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5271 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5273 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5276 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5278 * target.h (struct gcc_target) <secondary_reload>: Change type
5279 of last argument to secondary_reload_info *.
5281 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5284 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5285 memory references with unaligned offsets. Remove CQImode handling.
5286 (unaligned_memory_operand): Return 1 for memory references with
5287 unaligned offsets. Remove CQImode handling.
5289 2010-01-18 Richard Guenther <rguenther@suse.de>
5292 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5295 2010-01-18 Richard Guenther <rguenther@suse.de>
5297 PR tree-optimization/42781
5298 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5299 restrict processing only if the original variable was artificial.
5301 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5303 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5304 find number of popped argument bytes.
5306 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5307 Fix the text that describes the return value for invalid insns.
5309 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5311 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5312 Clarify what 'cost of the -dependence' is. Fix quoting.
5314 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5315 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5317 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5319 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5320 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5322 2010-01-17 Richard Guenther <rguenther@suse.de>
5325 * function.c (split_complex_args): Take a VEC to modify.
5326 (assign_parms_augmented_arg_list): Build a VEC instead of
5327 a chain of PARM_DECLs.
5328 (assign_parms_unsplit_complex): Take a VEC of arguments.
5329 Do not fixup unmodified parms.
5330 (assign_parms): Deal with the VEC.
5331 (gimplify_parameters): Likewise.
5333 2010-01-17 Richard Guenther <rguenther@suse.de>
5335 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5336 node existence check.
5337 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5338 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5339 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5340 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5341 (gimple_execute_on_growing_pred): Likewise.
5343 2010-01-17 Richard Guenther <rguenther@suse.de>
5345 PR tree-optimization/42773
5346 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5347 (compute_antic_aux): Likewise.
5348 (compute_partial_antic_aux): Likewise.
5350 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5353 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5356 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5358 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5361 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5362 Fix markup for strict argument.
5364 (TARGET_SCHED_REORDER2): Fix argument types.
5366 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5367 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5369 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5370 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5372 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5375 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5376 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5377 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5378 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5379 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5381 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5383 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5385 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5386 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5388 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5390 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5393 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5395 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5396 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5398 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5400 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5402 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5403 referring to it. Fix language.
5405 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5407 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5409 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5411 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5413 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5414 '@var{stream}. Remove stray 'and'.
5416 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5418 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5420 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5422 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5423 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5425 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5426 Fix description of return value.
5427 Rename argument "sz" to "len."
5429 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5430 Clarify meaning of 'true' return value.
5432 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5434 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5435 rep_mode versus mode_rep.
5437 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5439 (TARGET_BUILTIN_DECL): Fix name.
5441 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5443 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5445 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5447 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5449 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5451 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5454 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5455 Rename argument tm_fn to md_fn.
5457 (TARGET_OPTION_PRINT): Fix argument list.
5459 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5462 * config/i386/i386.c (ix86_fixup_binary_operands):
5463 Revert FMA4 fixup of operands.
5465 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5468 * Makefile.in (write_entries_to_file, install-plugin):
5469 Use \012 instead of \n with tr.
5471 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5473 * configure.ac (HAVE_AS_REF): New C macro.
5474 * configure: Regenerate.
5475 * config.in: Likewise.
5476 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5478 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5481 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5483 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5485 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5487 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5489 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5491 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5493 (TARGET_BINDS_LOCAL_P): Fix argument type.
5495 (TARGET_ASM_FILE_END): Use prototype.
5497 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5499 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5501 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5503 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5505 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5506 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5508 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5509 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5511 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5512 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5513 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5514 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5516 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5518 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5520 (TARGET_INIT_BUILTINS): Use prototype.
5522 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5523 Put 'const char *' in braces. Fix parameter types.
5524 (TARGET_INVALID_CONVERSION): Fix parameter types.
5525 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5526 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5528 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5531 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5533 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5535 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5537 * doc/tm.texi (TARGET_HELP): Fix return type.
5539 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5540 in braces. Fix argument types.
5542 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5544 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5546 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5548 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5549 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5551 (TARGET_MANGLE_TYPE): Fix argument types.
5553 (TARGET_IRA_COVER_CLASSES): Use prototype.
5555 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5557 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5559 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5561 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5563 (TARGET_CALLEE_COPIES): Fix argument types.
5565 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5567 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5569 (TARGET_FUNCTION_VALUE): Fix argument types.
5571 (TARGET_RETURN_IN_MSB): Fix argument type.
5573 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5575 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5577 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5579 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5580 agree with return type.
5582 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5584 2010-01-15 Jing Yu <jingyu@google.com>
5586 PR rtl-optimization/42691
5587 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5588 a pseudo to a constant and are merged, and adjust comments.
5590 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5592 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5594 2010-01-15 Richard Guenther <rguenther@suse.de>
5597 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5598 labels of computed or non-local gotos to the destination.
5599 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5600 landing pad label is the first label.
5602 2010-01-15 Richard Guenther <rguenther@suse.de>
5604 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5606 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5609 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5610 to allow generation of the xssqrtdp instruction on power7.
5611 (sqrtdf2_fpr): Ditto.
5613 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5616 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5617 functions with noreturn attribute.
5620 * varasm.c (declare_weak): Add weak attribute to decl if it
5621 doesn't have one already.
5622 (assemble_external): Only add decls to weak_decls if they also
5623 have weak attribute.
5625 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5627 * var-tracking.c (var_reg_delete): Don't delete the association
5628 between REGs and values or one-part variables if the register
5631 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5634 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5635 because its first operand is a non-localized variable.
5637 2010-01-14 Martin Jambor <mjambor@suse.cz>
5639 PR tree-optimization/42706
5640 * tree-sra.c (encountered_recursive_call): New variable.
5641 (encountered_unchangable_recursive_call): Likewise.
5642 (sra_initialize): Initialize both new variables.
5643 (callsite_has_enough_arguments_p): New function.
5644 (scan_function): Call decl and flags check only for IPA-SRA, check
5645 whether there is a recursive call and whether it has enough arguments.
5646 (all_callers_have_enough_arguments_p): New function.
5647 (convert_callers): Look for recursive calls only when
5648 encountered_recursive_call is set.
5649 (ipa_early_sra): Bail out either if
5650 !all_callers_have_enough_arguments_p or
5651 encountered_unchangable_recursive_call.
5653 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5655 * sel-sched.c: Add 2010 to copyright years.
5656 * sel-sched-ir.c: Likewise.
5657 * sel-sched-ir.h: Likewise.
5659 2010-01-14 Martin Jambor <mjambor@suse.cz>
5661 PR tree-optimization/42714
5662 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
5663 constructors specially.
5665 2010-01-14 Andi Kleen <ak@linux.intel.com>
5667 * config/i386/drivers-i386.c (detect_caches_intel):
5668 Add l2sizekb parameter and fill in.
5669 (host_detect_local_cpu): Add l2sizekb, fill in.
5670 Add Atom small cache heuristic.
5672 2010-01-14 Andi Kleen <ak@linux.intel.com>
5674 * config/i386/drivers-i386.c (detect_caches_cpuid4):
5675 Add level3 parameter and fill in.
5676 (detect_caches_intel): Handle level3 cache.
5678 2010-01-14 Andi Kleen <ak@linux.intel.com>
5680 * config/i386/drivers-i386.c (host_detect_local_cpu):
5681 Fix core duo detection.
5683 2010-01-14 Andi Kleen <ak@linux.intel.com>
5685 * config/i386/drivers-i386.c (host_detect_local_cpu):
5688 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5690 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
5691 (rs6000_variable_issue_1): this. Use...
5692 (rs6000_variable_issue): here. Reimplement. Print debug info.
5694 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5696 * sel-sched-ir.c (sel_restore_other_notes): Rename to
5697 sel_restore_notes. Update all callers. Call reemit_notes
5700 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5702 PR rtl-optimization/42246
5703 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
5706 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5708 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
5709 all successors is the same as number of successors in current region.
5711 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5713 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
5714 to rename is not separable. Otherwise check that its LHS is not NULL.
5716 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5718 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
5720 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5722 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
5723 available registers when failed to discover LHS register class.
5724 Fix indentation. Update comment.
5726 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5727 Alexander Monakov <amonakov@ispras.ru>
5729 PR rtl-optimization/42389
5730 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
5732 (advance_state_on_fence): Likewise.
5733 (sel_target_adjust_priority): Print debug output only when
5734 sched_verbose >= 4, not 2.
5735 (get_expr_cost): Do not issue all unique insns on the next cycle.
5736 (fill_insns): Initialize can_issue_more from the value saved
5738 * sel-sched-ir.c (flist_add): New parameter issue_more.
5739 Init FENCE_ISSUE_MORE with it.
5740 (merge_fences): Likewise.
5741 (init_fences): Update call to flist_add.
5742 (add_to_fences, add_clean_fence_to_fences)
5743 (add_dirty_fence_to_fences): Likewise.
5744 (move_fence_to_fences): Update call to merge_fences.
5745 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
5747 * sel-sched-ir.h (struct _fence): New field issue_more.
5748 (FENCE_ISSUE_MORE): New accessor macro.
5750 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5752 PR rtl-optimization/42388
5753 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
5754 that have no predecessors nor successors. Do not call move_bb_info
5755 for empty blocks outside of current region.
5757 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5759 PR rtl-optimization/42294
5760 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
5761 * sel-sched.c (move_exprs_to_boundary): Transitively add all
5762 originators' originators.
5764 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
5766 PR rtl-optimization/39453
5767 PR rtl-optimization/42246
5768 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
5770 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
5772 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5773 Alexander Monakov <amonakov@ispras.ru>
5776 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
5777 (maybe_tidy_empty_bb): ... here. Make static. Add new
5778 argument. Update all callers.
5779 (tidy_control_flow): ... and here. Recompute topological order
5780 of basic blocks in region if necessary.
5781 (sel_redirect_edge_and_branch): Change return type. Return true
5782 if topological order might have been invalidated.
5783 (purge_empty_blocks): Export and move from...
5784 * sel-sched.c (purge_empty_blocks): ... here.
5785 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
5786 (maybe_tidy_empty_bb): Delete prototype.
5787 (purge_empty_blocks): Declare.
5789 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
5791 PR rtl-optimization/42249
5792 * sel-sched.c (try_replace_dest_reg): When chosen register
5793 and original register is the same, do not bail out early, but
5794 still check all original insns for validity of replacing destination
5795 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
5798 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5801 Port from no-undefined-overflow branch:
5802 2009-03-09 Richard Guenther <rguenther@suse.de>
5804 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
5806 2010-01-14 Richard Guenther <rguenther@suse.de>
5809 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
5811 2010-01-14 Ira Rosen <irar@il.ibm.com>
5813 PR tree-optimization/42709
5814 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
5815 as scalar type in creation of constant vector operand.
5817 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5820 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
5821 (check-parallel-%): Match `testsuite' directory component only
5824 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
5826 PR translation/39521
5827 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
5830 2010-01-13 Richard Guenther <rguenther@suse.de>
5832 PR tree-optimization/42730
5833 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
5836 2010-01-13 Steve Ellcey <sje@cup.hp.com>
5839 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
5840 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
5843 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
5845 * config/bfin/libgcc-bfin.ver: Regenerate based on current
5846 libgcc-std.ver. Add entries for ___smulsi3_highpart and
5847 ___umulsi3_highpart.
5849 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
5850 rather than schedule_insns if the pass is enabled.
5852 2010-01-13 Martin Jambor <mjambor@suse.cz>
5854 PR tree-optimization/42704
5855 * tree-sra.c (sra_modify_assign): Do not delete assignments to
5858 2010-01-13 Martin Jambor <mjambor@suse.cz>
5860 PR tree-optimization/42703
5861 * tree-sra.c (analyze_access_subtree): Check that we can build a
5862 reference to the original data within the aggregate.
5864 2010-01-13 Richard Guenther <rguenther@suse.de>
5866 PR tree-optimization/42705
5867 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
5869 2010-01-13 Richard Guenther <rguenther@suse.de>
5872 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
5874 2010-01-13 Jakub Jelinek <jakub@redhat.com>
5877 * var-tracking.c (values_to_unmark): New variable.
5878 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
5879 values_to_unmark vector. Moved body to...
5880 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
5881 instead queue it into values_to_unmark vector.
5882 (vt_find_locations): Free values_to_unmark vector.
5884 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
5886 * config/s390/s390.c (override_options): Set
5887 default of max-pending-list-length to 256
5889 2010-01-13 Richard Guenther <rguenther@suse.de>
5892 * tree-pass.h (PROP_gimple_lcx): New.
5893 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
5894 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
5895 before the final cleanup_eh.
5896 (dump_properties): Dump PROP_gimple_lcx.
5897 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
5898 (tree_lower_complex_O0): Remove.
5899 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
5900 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
5901 tree_lower_complex, schedule TODO_update_ssa.
5902 * lto-streamer-out.c (output_function): Stream the functions
5904 * lto-streamer-in.c (input_function): Likewise.
5905 (lto_read_body): Do not override them here.
5907 2010-01-12 Joseph Myers <joseph@codesourcery.com>
5910 * c-typeck.c (build_c_cast): Fold value cast to union type before
5911 wrapping it in a CONSTRUCTOR.
5913 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5915 PR rtl-optimization/42699
5916 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
5919 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5921 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5922 SUBTARGET_WARN_UNUSED_SPEC): Move ...
5923 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
5924 SUBTARGET_WARN_UNUSED_SPEC): ... here
5925 * config/mips/iris5.h (LIBGCC_SPEC): Define.
5927 2010-01-12 Julian Brown <julian@codesourcery.com>
5929 * config/arm/neon-schedgen.ml (Utils): Don't try to
5930 open missing module.
5931 (find_with_result): New.
5933 2010-01-12 Jakub Jelinek <jakub@redhat.com>
5936 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
5937 sharing when canonicalizing ({lt,ge}u (plus a b) b).
5939 PR tree-optimization/42645
5940 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
5941 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
5942 decl_map, set processing_debug_stmt to -1 and return name without
5945 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
5947 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
5948 binutils version, and reword target configuration description.
5950 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
5952 * config/avr/avr.h (LINKER_NAME): Remove.
5954 2010-01-11 Janis Johnson <janis187@us.ibm.com>
5957 * config/rs6000/rs6000.c (rs6000_override_options): On targets
5958 that support VSX, warn for -mno-altivec if vsx is not disabled,
5961 2010-01-11 Joseph Myers <joseph@codesourcery.com>
5962 Shujing Zhao <pearly.zhao@oracle.com>
5964 PR translation/42469
5965 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
5966 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
5967 character between option name and help text.
5968 * c.opt (imultilib): Likewise.
5970 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
5972 * lto-streamer-out.c (output_unreferenced_globals): Output static
5975 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
5977 PR rtl-optimization/42621
5978 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
5979 optimizing for size.
5980 (duplicate_computed_gotos): Remove now-redundant check.
5982 2010-01-10 Steve Ellcey <sje@cup.hp.com>
5985 * configure.ac: Save and restore LDFLAGS and LIBS
5986 * configure: Regenerate.
5988 2010-01-10 Richard Guenther <rguenther@suse.de>
5991 * builtins.c (fold_builtin_strlen): Add type argument and
5992 convert the resulting length to it.
5993 (fold_builtin_1): Adjust.
5995 2010-01-09 Jakub Jelinek <jakub@redhat.com>
5997 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
5998 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6000 (num_insns_constant_wide): Adjust for that change.
6002 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6005 * web.c (union_defs): Add used argument, to combine uses of
6007 (entry_register): Adjust type and tests of used argument.
6008 (web_main): Widen used for new use. Pass it to union_defs.
6009 * df.h (union_defs): Adjust prototype.
6011 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6014 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6015 uses in new incoming argument. Free body.
6016 (reset_debug_uses_in_loop): New.
6017 (analyze_insn_to_expand_var): Call the latter if the former found
6018 anything. Fix whitespace. Reject invalid dest overlaps before
6019 going through all insns in the loop.
6021 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6024 * haifa-sched.c (dying_use_p): Debug insns don't count.
6026 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6029 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6030 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6031 (verify_gimple_call): Reject LHS in noreturn calls.
6033 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6037 * tree-vect-loop-manip.c (adjust_info): New type.
6038 (adjust_vec): New pointer to vector.
6039 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6040 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6041 (slpeel_update_phis_for_duplicate_loop): Use them.
6042 (slpeel_update_phi_nodes_for_guard1): Likewise.
6043 (slpeel_update_phi_nodes_for_guard2): Likewise.
6044 (slpeel_tree_peel_loop_to_edge): Likewise.
6045 (vect_update_ivs_after_vectorizer): Likewise.
6047 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6049 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6050 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6052 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6054 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6055 bogus uninitialized warning.
6057 2010-01-09 Richard Guenther <rguenther@suse.de>
6060 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6061 the evolution is compatible with the initial condition.
6063 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6065 * gcc.c (process_command): Update copyright notice dates.
6066 * gcov.c (print_version): Likewise.
6067 * gcov-dump.c (print_version): Likewise.
6068 * mips-tfile.c (main): Likewise.
6069 * mips-tdump.c (main): Likewise.
6071 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6074 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6076 (rotlhi3_8): Delete.
6078 (rotlsi3_8): Delete.
6079 (rotlsi3_16): Delete.
6080 (rotlsi3_24): Delete.
6082 (*rotw<mode>3): New.
6083 (*rotb<mode>3): New.
6084 * config/avr/avr.c (avr_rotate_bytes): New function.
6085 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6087 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6090 * configure.ac: Modify -rdynamic check.
6091 * configure: Regenerate.
6093 2010-01-08 DJ Delorie <dj@redhat.com>
6095 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6096 register popping order.
6098 2010-01-08 Richard Guenther <rguenther@suse.de>
6101 * c.opt (fsigned-char): Also let LTO handle this option.
6102 (funsigned-char): Likewise.
6104 2010-01-07 Richard Guenther <rguenther@suse.de>
6106 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6107 (gimple_op): Likewise.
6108 (gimple_op_ptr): Likewise.
6109 (gimple_assign_set_lhs): Remove gcc_assert.
6110 (gimple_assign_set_rhs1): Likewise.
6111 (gimple_assign_set_rhs2): Likewise.
6112 (gimple_call_set_lhs): Likewise.
6113 (gimple_call_set_fn): Likewise.
6114 (gimple_call_set_fndecl): Likewise.
6115 (gimple_call_fndecl): Likewise.
6116 (gimple_call_return_type): Likewise.
6117 (gimple_call_set_chain): Likewise.
6118 (gimple_call_num_args): Likewise.
6119 (gimple_call_set_arg): Likewise.
6120 (gimple_cond_set_code): Likewise.
6121 (gimple_cond_set_lhs): Likewise.
6122 (gimple_cond_set_rhs): Likewise.
6123 (gimple_cond_set_true_label): Likewise.
6124 (gimple_cond_set_false_label): Likewise.
6125 (gimple_label_set_label): Likewise.
6126 (gimple_goto_set_dest): Likewise.
6127 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6128 (gimple_debug_bind_get_value): Likewise.
6129 (gimple_debug_bind_get_value_ptr): Likewise.
6130 (gimple_debug_bind_set_var): Likewise.
6131 (gimple_debug_bind_set_value): Likewise.
6132 (gimple_debug_bind_reset_value): Likewise.
6133 (gimple_debug_bind_has_value_p): Likewise.
6134 (gimple_return_retval_ptr): Remove gcc_assert.
6135 (gimple_return_retval): Likewise.
6136 (gimple_return_set_retval): Likewise.
6137 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6138 (safe_referenced_var_iterator): Remove.
6139 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6140 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6141 (fill_referenced_var_vec): Remove.
6142 (first_readonly_imm_use): Remove redundant gcc_assert.
6143 (phi_arg_index_from_use): Combine gcc_asserts.
6144 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6145 (first_imm_use_stmt): Remove redundant gcc_assert.
6146 * tree-cfg.c (verify_gimple_call): Verify function and chain
6147 operands. Verify arguments.
6148 (verify_types_in_gimple_stmt): Verify condition code and labels.
6150 2010-01-07 Richard Guenther <rguenther@suse.de>
6152 PR tree-optimization/42641
6153 * sese.c (rename_map_elt_info): Use the SSA name version, do
6156 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6158 PR tree-optimization/42625
6159 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6160 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6162 2010-01-07 Duncan Sands <baldrick@free.fr>
6164 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6166 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6169 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6170 note itself is not function_invariant_p.
6172 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6174 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6175 Do not add the DF_NOTE problem.
6176 * store-motion.c (execute_rtl_store_motion): Likewise.
6178 2010-01-07 Martin Jambor <mjambor@suse.cz>
6180 PR tree-optimization/42157
6181 * tree-sra.c (compare_access_positions): Stabilize sort if both
6182 accesses have integer types, return zero immediately if they are the
6185 2010-01-06 Richard Henderson <rth@redhat.com>
6188 * haifa-sched.c (add_to_note_list): Merge into ...
6189 (concat_note_lists): ... here, and ...
6190 (unlink_other_notes, rm_other_notes): Merge into...
6191 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6192 NOTE_INSN_EPILOGUE_BEG.
6194 2010-01-06 Richard Guenther <rguenther@suse.de>
6196 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6197 not inline regular functions into always-inline functions.
6199 2010-01-06 Nick Clifton <nickc@redhat.com>
6201 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6202 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6204 (OVERRIDE_OPTIONS): Delete.
6205 (OPTIMIZATION_OPTIONS): Define.
6206 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6207 * config/rx/rx.c (rx_handle_option): Issue an error message if
6208 -mcpu=rx200 and -fpu are used together.
6209 (rx_set_optimization_options): New function. Issue an error
6210 message if an optimization attribute attempts to reset the FPU/
6211 math optimization pairing.
6212 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6213 * config/rx/rx.opt: Set the default to 32-bit doubles.
6214 * config/rx/t-rx: Add multilibs for -nofpu option.
6215 * doc/invoke.texi: Update documentation of RX options.
6217 2010-01-06 Richard Guenther <rguenther@suse.de>
6219 * tree-ssa-pre.c (name_to_id): New global.
6220 (alloc_expression_id): Simplify SSA name handling.
6221 (lookup_expression_id): Likewise.
6222 (init_pre): Zero name_to_id.
6223 (fini_pre): Free it.
6225 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6227 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6229 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6232 * config/i386/sse.md (smaxv2di3): New.
6233 (umaxv2di3): Likewise.
6234 (sminv2di3): Likewise.
6235 (uminv2di3): Likewise.
6237 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6240 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6241 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6242 (legitimize_tls_address): Likewise.
6243 (sparc_tls_referenced_p): Likewise.
6244 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6245 and adjust calls to legitimize_pic_address.
6246 (legitimate_constant_p) Use sparc_tls_referenced_p.
6247 (legitimate_pic_operand_p): Likewise.
6248 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6249 (sparc_tls_symbol_ref_1): Delete.
6250 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6251 (legitimize_tls_address): Make static, handle CONST patterns.
6252 (legitimize_pic_address): Make static, remove unused parameter and
6253 adjust recursive calls.
6254 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6255 and adjust call to legitimize_pic_address.
6256 (sparc_output_mi_thunk): Likewise.
6258 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6259 H.J. Lu <hongjiu.lu@intel.com>
6262 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6263 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6264 operands to make them signed.
6267 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6270 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6271 GTU to GT for V4SI and V2DI.
6273 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6274 (umin<mode>3): Removed.
6276 (uminv4si3): Likewise.
6278 2010-01-05 Martin Jambor <mjambor@suse.cz>
6280 PR tree-optimization/42462
6281 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6282 current_function_decl to helper functions and macros.
6284 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6287 * flags.h: Don't include real.h.
6288 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6289 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6290 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6291 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6292 * dominance.c: Update copyright.
6293 * gimple.c (walk_gimple_op): Remove inline.
6294 * tree-ssa-reassoc.c: Include real.h.
6295 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6296 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6298 2010-01-05 Nick Clifton <nickc@redhat.com>
6300 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6301 register to push into the stack frame when the accumulator has to
6302 be saved during interrupts.
6304 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6306 * doc/invoke.texi: Remove the documentation about option
6308 * common.opt (Wunreachable-code): Preserved for backward
6310 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6311 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6312 the backward compatibility flag section.
6314 2010-01-05 Richard Guenther <rguenther@suse.de>
6316 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6318 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6321 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6323 PR tree-optimization/42508
6324 * tree-sra.c (convert_callers): Check for recursive call
6325 by comparing cgraph nodes instead of decls.
6326 (modify_function): Call ipa_modify_formal_parameters also
6327 on all same_body aliases.
6329 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6330 cgraph nodes when checking for same_body aliases.
6332 2010-01-05 Richard Guenther <rguenther@suse.de>
6334 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6335 allocation and lookup.
6336 (get_or_alloc_expr_for_constant): Likewise.
6337 (phi_translate): Sink allocation.
6339 2010-01-04 Richard Guenther <rguenther@suse.de>
6341 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6342 a new entry only if needed.
6343 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6344 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6346 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6348 (phi_translate): Handle CONSTANTs early.
6350 2010-01-04 Martin Jambor <mjambor@suse.cz>
6352 PR tree-optimization/42398
6353 * tree-sra.c (struct access): Removed flag grp_different_types.
6354 (dump_access): Do not dump the removed flag.
6355 (sort_and_splice_var_accesses): Do not set the removed flag.
6356 (sra_modify_expr): Check for type compatibility directly.
6358 2010-01-04 Martin Jambor <mjambor@suse.cz>
6360 PR tree-optimization/42366
6361 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6362 edges with variable number of parameters.
6363 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6364 flag instead of asserting it.
6365 (ipa_read_node_info): Read uses_analysis_done flag.
6367 2010-01-04 Richard Guenther <rguenther@suse.de>
6369 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6370 iterative_hash_* as intended.
6371 (vn_reference_compute_hash): Likewise. Simplify hashing
6373 (vn_reference_lookup_2): Likewise.
6374 (vn_nary_op_compute_hash): Likewise.
6375 (vn_phi_compute_hash): Likewise.
6376 (expressions_equal_p): Remove strange code.
6377 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6378 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6379 (bitmap_insert_into_set_1): Take value-id as parameter.
6380 (add_to_value): Pass it.
6381 (bitmap_insert_into_set): Likewise.
6382 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6384 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6387 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6388 (do_self_spec): For switches with SWITCH_IGNORE set set also
6389 SWITCH_IGNORE_PERMANENTLY.
6390 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6393 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6395 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6396 tree of an unreferenced global var.
6398 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6401 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6402 GTU to GT for V4SI and V2DI.
6404 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6405 (umin<mode>3): Removed.
6407 (uminv4si3): Likewise.
6409 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6412 * collect2.c (main): Turn on trace in collect2 if -v is passed
6415 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6417 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6418 description of expression operand.
6420 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6422 * configure.ac: Add install-html to target_list for Make-hooks.
6423 * configure: Regenerate.
6424 * fortran/Make-lang.in (F95_HTMLFILES): New.
6425 (fortran.html): Use it.
6426 (fortran.install-html): New.
6427 * Makefile.in (install-html): Add lang.install-html.
6428 * java/Make-lang.in (JAVA_HTMLFILES): New.
6429 (java.html): Use it.
6430 (java.install-html): New.
6431 * objc/Make-lang.in (objc.install-html): New.
6432 * objcp/Make-lang.in (obj-c++.install-html): New.
6433 * cp/Make-lang.in (c++.install-html): New.
6434 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6435 * lto/Make-lang.in (lto.install-html): New.
6437 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6440 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6442 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6444 PR rtl-optimization/41862
6445 * store-motion.c (store_killed_in_insn, compute_store_table,
6446 remove_reachable_equiv_notes, replace_store_insn,
6447 build_store_vectors): Ignore all DEBUG_INSNs.
6449 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6452 * common.opt: Add dumpdir.
6454 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6456 (option_map): Add --dumpdir.
6458 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6460 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6462 * opts.c (decode_options): Try dump_dir_name first if
6463 dump_base_name isn't an absolute path.
6464 (common_handle_option): Handle OPT_dumpdir.
6466 * toplev.c (dump_dir_name): New.
6467 (print_switch_values): Also ignore -dumpdir.
6469 * toplev.h (dump_dir_name): New.
6471 2010-01-03 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/42589
6474 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6475 double-word expansion of bswap32.
6477 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6479 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6480 with BLOCK_FOR_INSN.
6481 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6482 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6483 noce_process_if_block): Likewise.
6484 * gcse.c (compute_local_properties, insert_expr_in_table,
6485 insert_set_in_table, canon_list_insert, find_avail_set,
6486 pre_insert_copy_insn): Likewise.
6488 * basic-block.h (BLOCK_NUM): Move from here...
6489 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6491 2010-01-03 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/42438
6494 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6495 contains_may_not_return_call flag.
6496 (BB_MAY_NOTRETURN): New.
6497 (valid_in_sets): Trapping nary operations are not valid
6498 in blocks that may not return.
6499 (insert_into_preds_of_block): Remove check for trapping expressions.
6500 (compute_avail): Compute also BB_MAY_NOTRETURN.
6502 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6504 * doc/invoke.texi: Add 2010 to copyright years.
6506 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6508 * config/sparc/sparc.c: Fix formatting nits.
6510 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6511 Alexander Monakov <amonakov@ispras.ru>
6513 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6515 2010-01-02 Richard Guenther <rguenther@suse.de>
6518 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6519 (simplify_switch_using_ranges): Mark to be removed edges
6522 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6524 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6526 * collect2.c (scan_libraries): Add missing argument in call to
6529 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6532 * config/alpha/predicates.md (aligned_memory_operand): Return false
6534 (unaligned_memory_operand): Return true for CQImode.
6535 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6536 doesn not cross aligned SImode word boundary.
6538 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6540 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6542 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6543 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6545 2010-01-02 Richard Guenther <rguenther@suse.de>
6548 * toplev.c (compile_file): Emit LTO marker properly. Change
6550 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6552 2010-01-01 Richard Guenther <rguenther@suse.de>
6555 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6557 2010-01-01 Richard Guenther <rguenther@suse.de>
6560 * c-decl.c (grokdeclarator): For zero-size arrays force
6561 structural equality checks as layout_type does.
6563 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6565 * builtins.c: Update copyright to 2010.
6567 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6570 * lto-streamer-out.c (produce_asm): Revert the last change.
6571 (copy_function): Likewise.
6573 * lto-streamer.c (lto_get_section_name): Skip any leading
6576 2010-01-01 Richard Guenther <rguenther@suse.de>
6579 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6583 Copyright (C) 2010 Free Software Foundation, Inc.
6585 Copying and distribution of this file, with or without modification,
6586 are permitted in any medium without royalty provided the copyright
6587 notice and this notice are preserved.