re PR bootstrap/44756 ([meta-bug] --enable-werror-always issues)
[gcc.git] / gcc / ChangeLog
index 8a258c484009448eab92b121344383325bdab409..0ec1c15773265851ae7bbaccb5e3b8b544d2ee5c 100644 (file)
@@ -1,3 +1,542 @@
+2010-11-04  Pat Haugen  <pthaugen@us.ibm.com>
+
+       * final.c (compute_alignments): Compute/free loop info all the time.
+       * config/rs6000/rs6000.h (LOOP_ALIGN): Define.
+       * config/rs6000/rs6000-protos.h (rs6000_loop_align): Declare.
+       * config/rs6000/t-rs6000 (rs6000.o): Add cfgloop.h.
+       * config/rs6000/rs6000.c (cfgloop.h): Include.
+       (can_override_loop_align): New.
+       (rs6000_option_override_internal): Set it.
+       (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define target hook.
+       (rs6000_loop_align): New function.
+       (rs6000_loop_align_max_skip): Likewise.
+
+2010-11-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+       PR driver/45703
+       * collect2.c (main): Print --help output to stdout.  Do not
+       exit right away, so ld --help is appended.  Add empty lines
+       to separate output suitably.
+
+2010-11-04  Jakub Jelinek  <jakub@redhat.com>
+
+       PR tree-optimization/46233
+       * ipa-pure-const.c (local_pure_const): Do noreturn discovery
+       after calling analyze_function, not before.
+
+       PR target/46234
+       * config/rs6000/rs6000.c (rs6000_va_start): Use build_simple_mem_ref
+       instead of build_va_arg_indirect_ref.
+       * config/spu/spu.c (spu_va_start): Likewise.
+       * config/s390/s390.c (s390_va_start): Likewise.
+
+2010-11-03  Uros Bizjak  <ubizjak@gmail.com>
+
+       PR middle-end/46292
+       * lower-subreg.c (simplify_subreg_concatn): For VOIDmode elements,
+       if the innermode is not vector mode, determine the mode of a subreg
+       by using mode_for_size of inner_size.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+
+       PR rtl-optimization/46183
+       * gcse.c (execute_rtl_cprop): Cleanup the CFG if something changed.
+       (execute_rtl_pre): Likewise.
+       (execute_rtl_hoist): Likewise.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46068
+       * ipa-split.c (consider_split): Remove gcc_unreachable.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+
+       * tree-nested.c (build_addr): Use build_fold_addr_expr.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/45991
+       * gimplify.c (force_gimple_operand_1): Use the provded test
+       function in the initial test.
+
+2010-11-04  Jeff Law  <law@redhat.com>
+
+       * ira.c (validate_equiv_mem): Remove code to avoid invalidation
+       of readonly memory equivalances for const/pure calls.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/45733
+       * tree-vect-stmts.c (reverse_vec_elements): Honor the
+       permute builtins function return type.
+
+2010-11-04  Joern Rennecke  <amylaar@spamcop.net>
+
+       PR middle-end/44765
+       * emit-rtl.c (gen_rtx_REG): Before using PIC_OFFSET_TABLE_REGNUM
+       as an index, check it is not INVALID_REGNUM.
+
+       PR bootstrap/44756
+       * ifcvt.c (noce_emit_cmove): Add ATTRIBUTE_UNUSED to target and
+       unsignedp.
+       * reload1.c (set_reload_reg): Add ATTRIBUTE_UNUSED to regno.
+
+       PR bootstrap/44756
+       * function.c (thread_prologue_and_epilogue_insns): Add
+       ATTRIBUTE_UNUSED to seq, epilogue_end and entry_edge.
+
+       PR bootstrap/44756
+       * varasm.c (asm_output_bss): Add ATTRIBUTE_UNUSED to function.
+
+       PR target/44750
+       * config/pdp11/pdp11.c: (pdp11_secondary_reload): Now static.
+       (pdp11_preferred_reload_class): Rename class to rclass.
+       (pdp11_preferred_output_reload_class): Likewise.
+       * config/pdp11/t-pdp11 (dwarf2out.o): Add -Wno-error=type-limits to
+       ALL_COMPILERFLAGS .
+       (java/constants.o): Add -Wno-error to ALL_COMPILERFLAGS.
+
+       PR bootstrap/44756
+       * genopinit.c (main) [FIXUNS_TRUNC_LIKE_FIX_TRUNC]: Cast
+       iteration variables to enum machine_mode.
+
+2010-11-04  Ira Rosen  <irar@il.ibm.com>
+
+       PR tree-optimization/46213
+       * tree-vect-loop.c (vect_is_simple_reduction_1): Handle
+       MINUS_EXPR only if the first operand is reduction operand.
+
+2010-11-04  Richard Guenther  <rguenther@suse.de>
+       Richard Henderson  <rth@redhat.com>
+
+       * tree.def (FMA_EXPR): New tree code.
+       * expr.c (expand_expr_real_2): Add FMA_EXPR expansion code.
+       * gimple.c (gimple_rhs_class_table): FMA_EXPR is a GIMPLE_TERNARY_RHS.
+       * tree-cfg.c (verify_gimple_assign_ternary): Verify FMA_EXPR types.
+       * tree-inline.c (estimate_operator_cost): Handle FMA_EXPR.
+       * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
+       * tree-ssa-math-opts.c (convert_mult_to_fma): New function.
+       (execute_optimize_widening_mul): Call it.  Reorganize to allow
+       dead stmt removal.  Move TODO flags ...
+       (pass_optimize_widening_mul): ... here.
+       * flag-types.h (enum fp_contract_mode): New enum.
+       * common.opt (flag_fp_contract_mode): New variable.
+       (-ffp-contract): New option.
+       * opts.c (common_handle_option): Handle it.
+       * doc/invoke.texi (-ffp-contract): Document.
+       * tree.h (fold_fma): Declare.
+       * builtins.c (fold_fma): New function.
+       (fold_builtin_fma): Likewise.
+       (fold_builtin_3): Call it for fma.
+       * fold-const.c (fold_ternary_loc): Fold FMA_EXPR.
+       * optabs.c (optab_for_tree_code): Handle FMA_EXPR.
+       * config/i386/sse.md (fms<mode>4, fnma<mode>, fnms<mode>4):
+       New expanders.
+       * doc/md.texi (fms<mode>4, fnma<mode>, fnms<mode>4): Document new
+       named patterns.
+       * genopinit.c (optabs): Initialize fms_optab, fnma_optab and fnms_optab.
+       * optabs.h (enum optab_index): Add OTI_fms, OTI_fnma and OTI_fnms.
+       (fms_optab, fnma_optab, fnms_optab): New defines.
+       * gimplify.c (gimplify_expr): Handle binary truth expressions
+       explicitly.  Handle FMA_EXPR.
+       * tree-vect-stmts.c (vectorizable_operation): Handle ternary
+       operations.
+
+2010-11-04  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
+       Richard Guenther  <rguenther@suse.de>
+
+       * passes.c (init_optimization_passes): Move veclower after SSA.
+       * tree-vect-generic.c (uniform_vector_p): New function.
+       (expand_vector_operations_1): Handle conversion.
+       (pass_lower_vector): Update SSA form.
+
+2010-11-04  Iain Sandoe  <iains@gcc.gnu.org>
+
+       * gcc/configure.ac: Filter -mdynamic-no-pic from CFLAGS when testing for
+       plugin capabilities.
+       * gcc/configure: Regenerate.
+
+2010-11-03  Xinliang David Li  <davidxl@google.com>
+
+       PR target/46200
+       * tree-ssa-loop-ivopts.c (get_computation_cost_at):
+       Adjust cbase if the use stmt is after iv update.
+
+2010-11-03  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config.gcc (sh64*) <tm_file>: Add newlib-stdint.h for
+       newlib targets.
+
+2010-11-03  Kaz Kojima  <kkojima@gcc.gnu.org>
+
+       * config/sh/sh.c (sh_expand_prologue): Remove unnecessary
+       comment.  Pass true to the last argument of output_stack_adjust.
+
+2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/46295
+       * config/i386/i386.c (ix86_expand_vector_move): Set use_avx256_p
+       if 256bit AVX register is used.
+
+2010-11-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
+
+       * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support to use
+       xsmindp/xsmaxdp on VSX for single precision min/max.
+       * config/rs6000/vsx.md (vsx_smaxsf3): Ditto.
+       (vsx_sminsf3): Ditto.
+
+2010-11-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * combine.c (try_combine): Fix formatting issues, improve comments and
+       fix a pasto.
+
+2010-11-03  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * tree-tailcall.c (find_tail_calls): Convert the operands to the type
+       of the result before building binary expressions.
+
+2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR rtl-optimization/45865
+       * Makefile.in (df-problems.o): Revert revision 164552.
+       * basic-block.h (enum bb_flags): Likewise.
+       * cfgcleanup.c (block_was_dirty): Likewise.
+       (try_forward_edges): Likewise.
+       (try_crossjump_bb): Likewise.
+       (try_head_merge_bb): Likewise.
+       (try_optimize_cfg): Likewise.
+       (cleanup_cfg): Likewise.
+       * df-core.c (df_set_bb_dirty): Likewise.
+       * df-problems.c: Likewise.
+       (df_simulate_find_uses): Likewise.
+       (MEMREF_NORMAL, MEMREF_VOLATILE): Likewise.
+       (find_memory, find_memory_store): Likewise.
+       (can_move_insns_across): Likewise.
+       * df.h (can_move_insns_across): Likewise.
+       * ifcvt.c (find_memory): Likewise.
+       (dead_or_predicable): Likewise.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/46288
+       * predict.c (strip_predict_hints): Simply DCE builtin expect if
+       the result is unused.
+
+2010-11-03  Jakub Jelinek  <jakub@redhat.com>
+
+       PR tree-optimization/46009
+       * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
+       cond_if_else_store_replacement if bb1 and bb2 have the same
+       single successor.
+       (cond_store_replacement): Use gimple_assign_single_p, don't
+       check if rhs is SSA_NAME or invariant.  Call release_defs for
+       assign.
+       (cond_if_else_store_replacement): New function.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       * opts.c (finish_options): Properly check for all WHOPR
+       flags before complaining about -flto-partition.
+
+2010-11-04  Alan Modra  <amodra@gmail.com>
+
+       * config/rs6000/rs6000.c (rs6000_pic_labelno): Make static.
+       (rs6000_emit_load_toc_table): Don't use rs6000_pic_labelno when
+       TARGET_SECURE_PLT.
+       * config/rs6000/sysv4.h (rs6000_pic_labelno): Don't declare.
+       * config/rs6000/rs6000.md (load_toc_v4_PIC_3b): Use "b" constraint
+       on input, "r" on output.
+
+2010-11-03  Nicola Pero  <nicola.pero@meta-innovation.com>
+
+       Implemented -fobjc-std=objc1 flag.
+       * doc/invoke.texi (Option Summary): Document -fobjc-std=objc1
+       option.
+       * doc/standards.texi (Standards): Updated the section on
+       Objective-C; mention support for Objective-C 2.0 features and the
+       new -fstd-objc=objc1 flag to disable them.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/46241
+       * dwarf2out.c (scope_die_for): Properly detect global scope.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46190
+       * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
+       Properly compute peel iterations.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46286
+       * tree-ssa-structalias.c (get_constraint_for_1): Avoid referencing
+       re-allocated vector data.
+
+2010-11-03  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR target/46285
+       * config/i386/i386.c (ix86_expand_call): Conditionally decorate
+       calls with UNSPEC_CALL_NEEDS_VZEROUPPER unspec before reload
+       is completed.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46217
+       * tree-ssa.c (non_rewritable_mem_ref_base): Check if volatile
+       flag matches.
+       (execute_update_addresses_taken): Likewise.
+
+2010-11-03  Joern Rennecke  <joern.rennecke@embecosm.com>
+
+       PR bootstrap/44335
+       * targhooks.c (targhook_words_big_endian): New function.
+       (targhook_float_words_big_endian): Likewise.
+       * targhooks.h (targhook_words_big_endian): Declare.
+       (targhook_float_words_big_endian): Likewise.
+       * target.def (words_big_endian, float_words_big_endian): New hooks.
+
+2010-11-03  Jakub Jelinek  <jakub@redhat.com>
+
+       PR tree-optimization/46165
+       * tree-ssa-pre.c (eliminate): Return TODO_cleanup_cfg if changing
+       a normal call into noreturn call.
+
+2010-11-03  Richard Guenther  <rguenther@suse.de>
+
+       PR middle-end/46251
+       * builtins.c (expand_builtin_sincos): Properly build MEM_REFs,
+       not INDIRECT_REFs.
+
+2010-11-03  Jakub Jelinek  <jakub@redhat.com>
+
+       PR tree-optimization/46107
+       * cfgloopmanip.c (loop_version): Set irred_flag back into entry->flags
+       if cfg_hook_duplicate_loop_to_header_edge failed.
+
+2010-11-03  Ian Lance Taylor  <iant@google.com>
+
+       PR lto/46273
+       * gcc/config.gcc: Don't set lto_binary_reader.
+       * doc/install.texi (Prerequisites): Remove libelf paragraphs.
+       (Configuration): Mention --disable-lto.  Remove --with-libelf
+       paragraph.
+
+2010-11-03  Jakub Jelinek  <jakub@redhat.com>
+
+       PR debug/46252
+       * reload1.c (delete_dead_insn): Use prev_active_insn instead of
+       prev_real_insn.
+       * gcse.c (insert_insn_end_basic_block): Likewise.
+
+       PR rtl-optimization/46034
+       PR rtl-optimization/46212
+       PR rtl-optimization/46248
+       * combine.c (try_combine): If added_sets_2 where i0dest_in_i0src
+       and i0 feeds i1 and i1 feeds i2 or i0 feeds i2, make a copy of i1src
+       before i0dest -> i0src substitution and pass 1 instead of 0 as last
+       argument to subst on i2pat.
+
+2010-11-02  Ian Lance Taylor  <iant@google.com>
+
+       * configure.ac: Use AC_SYS_LARGEFILE.
+       * configure: Rebuild.
+       * config.in: Rebuild.
+
+2010-11-02  Nathan Froyd  <froydnj@codesourcery.com>
+
+       * builtins.c (fold_builtin_signbit): Use build_zero_cst instead of
+       fold_convert.
+       * c-typeck.c (build_function_call_vec): Likewise.
+       * cfgexpand.c (expand_debug_expr): Likewise.
+       * cgraphunit.c (assemble_thunk): Likewise.
+       * config/sparc/sparc.c (sparc_fold_builtin): Likewise.
+       * fold-const.c (fold_unary_loc, fold_mult_zconjz): Likewise.
+       (fold_binary_loc, fold_ternary_loc): Likewise.
+       * gimple-fold.c (get_symbol_constant_value): Likewise.
+       * gimple-low.c (lower_builtin_setjmp): Likewise.
+       * gimple.c (gimple_cond_get_ops_from_tree): Likewise.
+       * gimplify.c (gimplify_init_constructor): Likewise.
+       * lambda.h (build_linear_expr): Likewise.
+       * omp-low.c (omp_reduction_init): Likewise.
+       * tree-inline.c (remap_ssa_name): Likewise.
+       * tree-object-size.c (compute_object_sizes): Likewise.
+       * tree-sra.c (init_subtree_with_zero): Likewise.
+       (sra_ipa_modify_assign): Likewise.
+       * tree-ssa-copy.c (propagate_tree_value_into_stmt): Likewise.
+       * tree-ssa-reassoc.c (eliminate_duplicate_pair): Likewise.
+       (eliminate_plus_minus_pair, eliminate_not_pairs): Likewise.
+       (undistribute_ops_list): Likewise.
+       * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
+       * tree-vect-stmts.c (vectorizable_call): Likewise.
+       * tree.c (build_vector_from_ctor, build_one_cst): Likewise.
+       (build_zero_cst): Handle more cases directly.  Update comment.
+
+2010-11-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/i386/i386-protos.h (ix86_split_call_pop_vzeroupper):
+       Removed.
+       * config/i386/i386.c (ix86_split_call_pop_vzeroupper): Likewise.
+
+       * config/i386/i386.md (*call_pop_0_vzeroupper): Use parallel
+       and call ix86_split_call_vzeroupper instead of
+       ix86_split_call_pop_vzeroupper.
+       (*call_pop_1_vzeroupper): Likewise.
+       (*sibcall_pop_1_vzeroupper): Likewise.
+       (*call_value_pop_0_vzeroupper): Likewise.
+       (*call_value_pop_1_vzeroupper): Likewise.
+       (*sibcall_value_pop_1_vzeroupper): Likewise.
+
+2010-11-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/i386/i386.md (*sibcall_1_rex64_vzeroupper): Fix a
+       typo.
+
+2010-11-02  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * basic-block.h (insert_insn_end_bb_new): Delete.
+       * cfgrtl.c (insert_insn_end_bb_new): Likewise.
+
+2010-11-02  Uros Bizjak  <ubizjak@gmail.com>
+           H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/i386/i386-protos.h (ix86_split_call_vzeroupper): New.
+       (ix86_split_call_pop_vzeroupper): Likewise.
+
+       * config/i386/i386.c (move_or_delete_vzeroupper_2): Rewrite the loop.
+       (ix86_expand_call): Conditionally decorate calls with
+       UNSPEC_CALL_NEEDS_VZEROUPPER unspec.
+       (ix86_split_call_vzeroupper): New.
+       (ix86_split_call_pop_vzeroupper): Likewise.
+
+       * config/i386/i386.md (UNSPEC_CALL_NEEDS_VZEROUPPER): New.
+       (*call_pop_0_vzeroupper): New insn_and_split pattern.
+       (*call_pop_1_vzeroupper): Likewise.
+       (*sibcall_pop_1_vzeroupper): Likewise.
+       (*call_0_vzeroupper): Likewise.
+       (*call_1_vzeroupper): Likewise.
+       (*sibcall_1_vzeroupper): Likewise.
+       (*call_1_rex64_vzeroupper): Likewise.
+       (*call_1_rex64_ms_sysv_vzeroupper): Likewise.
+       (*call_1_rex64_large_vzeroupper): Likewise.
+       (*sibcall_1_rex64_vzeroupper): Likewise.
+       (*call_value_pop_0_vzeroupper): Likewise.
+       (*call_value_pop_1_vzeroupper): Likewise.
+       (*sibcall_value_pop_1_vzeroupper): Likewise.
+       (*call_value_0_vzeroupper): Likewise.
+       (*call_value_0_rex64_vzeroupper): Likewise.
+       (*call_value_0_rex64_ms_sysv_vzeroupper): Likewise.
+       (*call_value_1_vzeroupper): Likewise.
+       (*sibcall_value_1_vzeroupper): Likewise.
+       (*call_value_1_rex64_vzeroupper): Likewise.
+       (*call_value_1_rex64_ms_sysv_vzeroupper): Likewise.
+       (*call_value_1_rex64_large_vzeroupper): Likewise.
+       (*sibcall_value_1_rex64_vzeroupper): Likewise.
+
+2010-11-02  Ian Lance Taylor  <iant@google.com>
+
+       PR lto/46273
+       * config.gcc: Revert last patch: set lto_binary_reader.
+
+2010-11-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46149
+       * tree-ssa-structalias.c (get_constraint_for_1): Properly handle
+       non-indirect MEM_REF variants.
+
+2010-11-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46216
+       * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
+       Check if we can propagate from a POINTER_PLUS_EXPR before doing so.
+
+2010-11-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+       * configure.ac (*-*-irix6*): Disable set_have_as_tls.
+       (*-*-osf*): Likewise.
+       * configure: Regenerate.
+
+2010-11-02  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * config/i386/driver-i386.c (host_detect_local_cpu): Updated
+       for Intel Core 2 and Core i7.
+
+2010-11-02  Maxim Kuvyrkov  <maxim@codesourcery.com>
+
+       Model decoder of Core 2/i7 for multipass scheduling.
+
+       * config/i386/i386-protos.h (struct ix86_first_cycle_multipass_data_):
+       New type to hold target-specific data for multipass scheduling.
+       (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define.
+       * config/i386/i386.c (ia32_multipass_dfa_lookahead): Update for
+       Core 2/i7.
+       (core2i7_secondary_decoder_max_insn_size,)
+       (core2i7_secondary_ifetch_block_size, core2i7_ifetch_block_max_insns):
+       New static variables.
+       ([const_]ix86_first_cycle_multipass_data_t): New typedefs.
+       ([_]ix86_first_cycle_multipass_data): New static variable.
+       (core2i7_first_cycle_multipass_init, core2i7_dfa_poast_advance_cycle):
+       Implement targetm.sched hooks.
+       (core2i7_first_cycle_multipass_filter_ready_try): New static subroutine
+       of ...
+       (core2i7_first_cycle_multipass_{begin, issue, backtrack, end, fini}):
+       Implement new targetm.sched hooks.
+       (ix86_sched_init_global, TARGET_SCHED_INIT_GLOBAL): Define
+       targetm.sched hook to install multipass scheduling hooks on demand.
+
+       * doc/tm.texi.in: Document new targetm.sched hooks.
+       * doc/tm.texi: Regenerate.
+
+       * haifa-sched.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DATA_T): Define.
+       (first_cycle_multipass_data_t): New typedef.
+       (struct choice_entry: target_data): New field.
+       (max_issue): Add first_cycle_insn_p parameter.  Call new target hooks
+       to allow target model restrictions not represented in DFA.
+       (choose_ready, schedule_block): Update.
+       (sched_extend_ready_list, sched_finish_ready_list): Call new target
+       hooks to initialize target-specific data for multipass scheduling.
+       * sched-int.h (max_issue): Update declaration.
+       * sel-sched.c (choose_best_insn): Update.
+       * target.def (first_cycle_multipass_{begin, issue, backtrack},)
+       (first_cycle_multipass_{init, fini}): Define and document new
+       targetm.sched hooks.
+
+2010-11-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46184
+       * tree-vect-loop.c (vectorizable_reduction): Try to obtain the
+       input vector type from the reduction operand as well.
+
+2010-11-02  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/46177
+       * tree-loop-distribution.c (prop_phis): Use
+       mark_virtual_phi_result_for_renaming.
+
+2010-11-02  Martin Jambor  <mjambor@suse.cz>
+
+       PR middle-end/46120
+       * tree.c (get_binfo_at_offset): Bail out on artificial
+       fields.  Identify primary bases according to their offsets.
+
+2010-11-02  Martin Jambor  <mjambor@suse.cz>
+
+       PR tree-optimization/45875
+       * gimple-fold.c (get_first_base_binfo_with_virtuals): Removed.
+       (gimple_get_relevant_ref_binfo): Detect primary bases according to
+       their field offset.
+
+2010-11-02  Ian Lance Taylor  <iant@google.com>
+
+       * doc/install.texi (Configuration): Note in two places that Java
+       is not enabled by default.
+
+2010-11-02  Ian Lance Taylor  <iant@google.com>
+
+       * doc/install.texi (Prerequisites): Remove libelf paragraphs.
+       (Configuration): Mention --disable-lto.  Remove --with-libelf
+       paragraph.
+
 2010-11-02  Ian Lance Taylor  <iant@google.com>
 
        * configure.ac: Remove elf_getshdrstrndx test.  Don't substitute
        Define if required.
        (machopic_symbol_defined_p): Do not try to use current_function_decl
        when generating _get_pc thunks within stubs.
-       (machopic_indirect_data_reference): Rework for direct conditionals 
+       (machopic_indirect_data_reference): Rework for direct conditionals
        rather than #ifdefs, add x86 mdynamic-no-pic
        (machopic_legitimize_pic_address): Update to use HAVE_lo_sum with a
        defined value.
        * config/darwin.h (WORD_SWITCH_TAKES_ARG): Remove options included
        in darwin.opt.
        (LINK_COMMAND_SPEC_A): Don't include %{x}.
-       * config/fr30/fr30.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG):
-       Remove.
+       * config/fr30/fr30.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
        * config/freebsd-spec.h (FBSD_SWITCH_TAKES_ARG): Remove.
        * config/freebsd.h (SWITCH_TAKES_ARG): Remove.
-       * config/frv/frv.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG):
-       Remove.
+       * config/frv/frv.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
        * config/i386/djgpp.h (LINK_COMMAND_SPEC): Don't include %{x}.
        * config/ia64/ia64.h (SWITCH_TAKES_ARG): Remove.
-       * config/interix.h (WORD_SWITCH_TAKES_ARG): Don't handle -T
-       options.
+       * config/interix.h (WORD_SWITCH_TAKES_ARG): Don't handle -T options.
        * config/lm32/lm32.h (SWITCH_TAKES_ARG): Remove.
-       * config/m32r/m32r.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG):
-       Remove.
+       * config/m32r/m32r.h (SWITCH_TAKES_ARG, WORD_SWITCH_TAKES_ARG): Remove.
        * config/microblaze/microblaze.h (SWITCH_TAKES_ARG): Remove.
        * config/mips/mips.h (SWITCH_TAKES_ARG): Remove.
        * config/mips/netbsd.h (SWITCH_TAKES_ARG): Remove.
 2010-11-01  Paul Koning  <ni1d@arrl.net>
 
        * config/pdp11/pdp11.md: Use iterators.
-       (addqi3, subqi3, iorsi3, xorsi3): Delete. 
-       
+       (addqi3, subqi3, iorsi3, xorsi3): Delete.
+
 2010-11-01  Steve Ellcey  <sje@cup.hp.com>
 
        * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): Move under ifdef
        PR tree-optimization/46259
 
        Revert:
-
        2010-10-30  Nathan Froyd  <froydnj@codesourcery.com>
 
        * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
        instruction encoding.
 
 2010-10-29  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
-       Andrew Pinski <pinskia@gmail.com>
+           Andrew Pinski <pinskia@gmail.com>
 
        * tree.h (build_vector_from_val): Declare.
        * tree.c (build_vector_from_val): New function.