+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.