-2010-01-02 Richard Guenther <rguenther@suse.de>
+2010-01-12 Joseph Myers <joseph@codesourcery.com>
- PR middle-end/42577
- * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
- (simplify_switch_using_ranges): Mark to be removed edges
- as non-executable.
+ PR c/42708
+ * c-typeck.c (build_c_cast): Fold value cast to union type before
+ wrapping it in a CONSTRUCTOR.
-2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+2010-01-12 Jakub Jelinek <jakub@redhat.com>
- * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
+ PR rtl-optimization/42699
+ * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
+ involved.
- * collect2.c (scan_libraries): Add missing argument in call to
- scan_prog_file.
+2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
-2010-01-02 Uros Bizjak <ubizjak@gmail.com>
+ * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
+ SUBTARGET_WARN_UNUSED_SPEC): Move ...
+ config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
+ SUBTARGET_WARN_UNUSED_SPEC): ... here
+ * config/mips/iris5.h (LIBGCC_SPEC): Define.
- PR target/42448
- * config/alpha/predicates.md (aligned_memory_operand): Return false
- for CQImode.
- (unaligned_memory_operand): Return true for CQImode.
- * config/alpha/alpha.c (get_aligned_mem): Assert that location
- doesn not cross aligned SImode word boundary.
+2010-01-12 Julian Brown <julian@codesourcery.com>
-2010-01-02 Anatoly Sokolov <aesok@post.ru>
+ * config/arm/neon-schedgen.ml (Utils): Don't try to
+ open missing module.
+ (find_with_result): New.
- * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
- Remove.
- * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
- avr_change_section, avr_reg_class_from_letter) : Remove declaration.
+2010-01-12 Jakub Jelinek <jakub@redhat.com>
-2010-01-02 Richard Guenther <rguenther@suse.de>
+ PR debug/42662
+ * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
+ sharing when canonicalizing ({lt,ge}u (plus a b) b).
- PR lto/41597
- * toplev.c (compile_file): Emit LTO marker properly. Change
- it to __gnu_lto_v1.
- * collect2.c (scan_prog_file): Adjust for changed LTO marker.
+ PR tree-optimization/42645
+ * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
+ (remap_ssa_name): If processing_debug_stmt and name wasn't found in
+ decl_map, set processing_debug_stmt to -1 and return name without
+ any remapping.
-2010-01-01 Richard Guenther <rguenther@suse.de>
+2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
- PR debug/42455
- * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
+ * doc/install.texi (Specific#x-x-cygwin): Document minimum required
+ binutils version, and reword target configuration description.
-2010-01-01 Richard Guenther <rguenther@suse.de>
+2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
- PR c/42570
- * c-decl.c (grokdeclarator): For zero-size arrays force
- structural equality checks as layout_type does.
+ * config/avr/avr.h (LINKER_NAME): Remove.
-2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
+2010-01-11 Janis Johnson <janis187@us.ibm.com>
- * builtins.c: Update copyright to 2010.
+ PR target/42416
+ * config/rs6000/rs6000.c (rs6000_override_options): On targets
+ that support VSX, warn for -mno-altivec if vsx is not disabled,
+ and disable vsx.
-2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
+2010-01-11 Joseph Myers <joseph@codesourcery.com>
+ Shujing Zhao <pearly.zhao@oracle.com>
+
+ PR translation/42469
+ * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
+ fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
+ character between option name and help text.
+ * c.opt (imultilib): Likewise.
- PR lto/42531
- * lto-streamer-out.c (produce_asm): Revert the last change.
- (copy_function): Likewise.
+2010-01-10 Rafael Avila de Espindola <espindola@google.com>
- * lto-streamer.c (lto_get_section_name): Skip any leading
- asterisk in name.
+ * lto-streamer-out.c (output_unreferenced_globals): Output static
+ variables.
-2010-01-01 Richard Guenther <rguenther@suse.de>
+2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
- PR middle-end/42559
- * builtins.c (get_object_alignment): Do not use DECL_ALIGN
- for LABEL_DECLs.
+ PR rtl-optimization/42621
+ * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
+ optimizing for size.
+ (duplicate_computed_gotos): Remove now-redundant check.
-\f
-Copyright (C) 2010 Free Software Foundation, Inc.
+2010-01-10 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/37454
+ * configure.ac: Save and restore LDFLAGS and LIBS
+ * configure: Regenerate.
+
+2010-01-10 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42667
+ * builtins.c (fold_builtin_strlen): Add type argument and
+ convert the resulting length to it.
+ (fold_builtin_1): Adjust.
+
+2010-01-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
+ sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
+ 1 insn.
+ (num_insns_constant_wide): Adjust for that change.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42631
+ * web.c (union_defs): Add used argument, to combine uses of
+ uninitialized regs.
+ (entry_register): Adjust type and tests of used argument.
+ (web_main): Widen used for new use. Pass it to union_defs.
+ * df.h (union_defs): Adjust prototype.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42630
+ * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
+ uses in new incoming argument. Free body.
+ (reset_debug_uses_in_loop): New.
+ (analyze_insn_to_expand_var): Call the latter if the former found
+ anything. Fix whitespace. Reject invalid dest overlaps before
+ going through all insns in the loop.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42629
+ * haifa-sched.c (dying_use_p): Debug insns don't count.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/42363
+ * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
+ * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
+ (verify_gimple_call): Reject LHS in noreturn calls.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/42604
+ PR debug/42395
+ * tree-vect-loop-manip.c (adjust_info): New type.
+ (adjust_vec): New pointer to vector.
+ (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
+ (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
+ (slpeel_update_phis_for_duplicate_loop): Use them.
+ (slpeel_update_phi_nodes_for_guard1): Likewise.
+ (slpeel_update_phi_nodes_for_guard2): Likewise.
+ (slpeel_tree_peel_loop_to_edge): Likewise.
+ (vect_update_ivs_after_vectorizer): Likewise.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
+ (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
+
+2010-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
+ bogus uninitialized warning.
+
+2010-01-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42512
+ * tree-scalar-evolution.c (interpret_loop_phi): Make sure
+ the evolution is compatible with the initial condition.
+
+2010-01-09 Jakub Jelinek <jakub@redhat.com>
+
+ * gcc.c (process_command): Update copyright notice dates.
+ * gcov.c (print_version): Likewise.
+ * gcov-dump.c (print_version): Likewise.
+ * mips-tfile.c (main): Likewise.
+ * mips-tdump.c (main): Likewise.
+
+2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
+
+ PR target/41885
+ * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
+ (rotlhi3): Delete.
+ (rotlhi3_8): Delete.
+ (rotlsi3): Delete.
+ (rotlsi3_8): Delete.
+ (rotlsi3_16): Delete.
+ (rotlsi3_24): Delete.
+ (rotl<mode>3): New.
+ (*rotw<mode>3): New.
+ (*rotb<mode>3): New.
+ * config/avr/avr.c (avr_rotate_bytes): New function.
+ * config/avr/avr-proto.h (avr_rotate_bytes): New function.
+
+2010-01-08 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/37454
+ * configure.ac: Modify -rdynamic check.
+ * configure: Regenerate.
+
+2010-01-08 DJ Delorie <dj@redhat.com>
+
+ * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
+ register popping order.
+
+2010-01-08 Richard Guenther <rguenther@suse.de>
+
+ PR lto/42528
+ * c.opt (fsigned-char): Also let LTO handle this option.
+ (funsigned-char): Likewise.
+
+2010-01-07 Richard Guenther <rguenther@suse.de>
+
+ * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
+ (gimple_op): Likewise.
+ (gimple_op_ptr): Likewise.
+ (gimple_assign_set_lhs): Remove gcc_assert.
+ (gimple_assign_set_rhs1): Likewise.
+ (gimple_assign_set_rhs2): Likewise.
+ (gimple_call_set_lhs): Likewise.
+ (gimple_call_set_fn): Likewise.
+ (gimple_call_set_fndecl): Likewise.
+ (gimple_call_fndecl): Likewise.
+ (gimple_call_return_type): Likewise.
+ (gimple_call_set_chain): Likewise.
+ (gimple_call_num_args): Likewise.
+ (gimple_call_set_arg): Likewise.
+ (gimple_cond_set_code): Likewise.
+ (gimple_cond_set_lhs): Likewise.
+ (gimple_cond_set_rhs): Likewise.
+ (gimple_cond_set_true_label): Likewise.
+ (gimple_cond_set_false_label): Likewise.
+ (gimple_label_set_label): Likewise.
+ (gimple_goto_set_dest): Likewise.
+ (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
+ (gimple_debug_bind_get_value): Likewise.
+ (gimple_debug_bind_get_value_ptr): Likewise.
+ (gimple_debug_bind_set_var): Likewise.
+ (gimple_debug_bind_set_value): Likewise.
+ (gimple_debug_bind_reset_value): Likewise.
+ (gimple_debug_bind_has_value_p): Likewise.
+ (gimple_return_retval_ptr): Remove gcc_assert.
+ (gimple_return_retval): Likewise.
+ (gimple_return_set_retval): Likewise.
+ * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
+ (safe_referenced_var_iterator): Remove.
+ (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
+ * tree-flow-inline.h (gimple_nonlocal_all): Remove.
+ (fill_referenced_var_vec): Remove.
+ (first_readonly_imm_use): Remove redundant gcc_assert.
+ (phi_arg_index_from_use): Combine gcc_asserts.
+ (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
+ (first_imm_use_stmt): Remove redundant gcc_assert.
+ * tree-cfg.c (verify_gimple_call): Verify function and chain
+ operands. Verify arguments.
+ (verify_types_in_gimple_stmt): Verify condition code and labels.
+
+2010-01-07 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42641
+ * sese.c (rename_map_elt_info): Use the SSA name version, do
+ not hash pointers.
+
+2010-01-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/42625
+ * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
+ TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body
+ aliases.
+
+2010-01-07 Duncan Sands <baldrick@free.fr>
+
+ * Makefile.in (PLUGIN_HEADERS): Add version.h.
+
+2010-01-07 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42511
+ * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
+ note itself is not function_invariant_p.
+
+2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
+
+ * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
+ Do not add the DF_NOTE problem.
+ * store-motion.c (execute_rtl_store_motion): Likewise.
+
+2010-01-07 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42157
+ * tree-sra.c (compare_access_positions): Stabilize sort if both
+ accesses have integer types, return zero immediately if they are the
+ same.
+
+2010-01-06 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/41883
+ * haifa-sched.c (add_to_note_list): Merge into ...
+ (concat_note_lists): ... here, and ...
+ (unlink_other_notes, rm_other_notes): Merge into...
+ (remove_notes): ... here. Create REG_SAVE_NOTEs for
+ NOTE_INSN_EPILOGUE_BEG.
+
+2010-01-06 Richard Guenther <rguenther@suse.de>
+
+ * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
+ not inline regular functions into always-inline functions.
+
+2010-01-06 Nick Clifton <nickc@redhat.com>
+
+ * config/rx/rx.h (enum rx_cpu_type): Add RX200.
+ (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
+ used together.
+ (OVERRIDE_OPTIONS): Delete.
+ (OPTIMIZATION_OPTIONS): Define.
+ (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
+ * config/rx/rx.c (rx_handle_option): Issue an error message if
+ -mcpu=rx200 and -fpu are used together.
+ (rx_set_optimization_options): New function. Issue an error
+ message if an optimization attribute attempts to reset the FPU/
+ math optimization pairing.
+ * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
+ * config/rx/rx.opt: Set the default to 32-bit doubles.
+ * config/rx/t-rx: Add multilibs for -nofpu option.
+ * doc/invoke.texi: Update documentation of RX options.
+
+2010-01-06 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (name_to_id): New global.
+ (alloc_expression_id): Simplify SSA name handling.
+ (lookup_expression_id): Likewise.
+ (init_pre): Zero name_to_id.
+ (fini_pre): Free it.
+
+2010-01-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
+
+2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/42542
+ * config/i386/sse.md (smaxv2di3): New.
+ (umaxv2di3): Likewise.
+ (sminv2di3): Likewise.
+ (uminv2di3): Likewise.
+
+2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/42564
+ * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
+ * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ (sparc_tls_referenced_p): Likewise.
+ * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
+ and adjust calls to legitimize_pic_address.
+ (legitimate_constant_p) Use sparc_tls_referenced_p.
+ (legitimate_pic_operand_p): Likewise.
+ (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
+ (sparc_tls_symbol_ref_1): Delete.
+ (sparc_tls_referenced_p): Make static, recognize specific patterns.
+ (legitimize_tls_address): Make static, handle CONST patterns.
+ (legitimize_pic_address): Make static, remove unused parameter and
+ adjust recursive calls.
+ (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
+ and adjust call to legitimize_pic_address.
+ (sparc_output_mi_thunk): Likewise.
+
+2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/42542
+ * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
+ for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
+ operands to make them signed.
+
+ Revert:
+ 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/42542
+ * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
+ GTU to GT for V4SI and V2DI.
+
+ * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
+ (umin<mode>3): Removed.
+ (uminv8hi3): New.
+ (uminv4si3): Likewise.
+
+2010-01-05 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42462
+ * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
+ current_function_decl to helper functions and macros.
+
+2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR bootstrap/41771
+ * flags.h: Don't include real.h.
+ (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
+ HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
+ * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
+ HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
+ * dominance.c: Update copyright.
+ * gimple.c (walk_gimple_op): Remove inline.
+ * tree-ssa-reassoc.c: Include real.h.
+ * Makefile.in (FLAGS_H): Remove $(REAL_H).
+ (tree-ssa-reassoc.o): Depend on $(REAL_H).
+
+2010-01-05 Nick Clifton <nickc@redhat.com>
+
+ * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
+ register to push into the stack frame when the accumulator has to
+ be saved during interrupts.
+
+2010-01-05 Eric Fisher <joefoxreal@gmail.com>
+
+ * doc/invoke.texi: Remove the documentation about option
+ -Wunreachable-code.
+ * common.opt (Wunreachable-code): Preserved for backward
+ compatibility.
+ * tree-cfg.c: Remove the implementation of -Wunreachable-code.
+ * opts.c (common_handle_option): Add OPT_Wunreachable_code to
+ the backward compatibility flag section.
+
+2010-01-05 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
+
+2010-01-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/42611
+ * cfgexpand.c (expand_one_var): Diagnose too large variables.
+
+ PR tree-optimization/42508
+ * tree-sra.c (convert_callers): Check for recursive call
+ by comparing cgraph nodes instead of decls.
+ (modify_function): Call ipa_modify_formal_parameters also
+ on all same_body aliases.
+
+ * cgraphunit.c (cgraph_materialize_all_clones): Compare
+ cgraph nodes when checking for same_body aliases.
+
+2010-01-05 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
+ allocation and lookup.
+ (get_or_alloc_expr_for_constant): Likewise.
+ (phi_translate): Sink allocation.
+
+2010-01-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
+ a new entry only if needed.
+ * tree-ssa-dom.c (lookup_avail_expr): Likewise.
+ * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
+ hashtable lookup.
+ * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
+ the result array.
+ (phi_translate): Handle CONSTANTs early.
+
+2010-01-04 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42398
+ * tree-sra.c (struct access): Removed flag grp_different_types.
+ (dump_access): Do not dump the removed flag.
+ (sort_and_splice_var_accesses): Do not set the removed flag.
+ (sra_modify_expr): Check for type compatibility directly.
+
+2010-01-04 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42366
+ * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
+ edges with variable number of parameters.
+ * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
+ flag instead of asserting it.
+ (ipa_read_node_info): Read uses_analysis_done flag.
+
+2010-01-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
+ iterative_hash_* as intended.
+ (vn_reference_compute_hash): Likewise. Simplify hashing
+ SSA names.
+ (vn_reference_lookup_2): Likewise.
+ (vn_nary_op_compute_hash): Likewise.
+ (vn_phi_compute_hash): Likewise.
+ (expressions_equal_p): Remove strange code.
+ * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
+ (pre_expr_hash): Likewise. Simplify hashing SSA names.
+ (bitmap_insert_into_set_1): Take value-id as parameter.
+ (add_to_value): Pass it.
+ (bitmap_insert_into_set): Likewise.
+ (bitmap_value_insert_into_set): Likewise. Remove redundant check.
+
+2010-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR driver/42442
+ * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
+ (do_self_spec): For switches with SWITCH_IGNORE set set also
+ SWITCH_IGNORE_PERMANENTLY.
+ (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
+ of SWITCH_IGNORE.
+
+2010-01-04 Rafael Avila de Espindola <espindola@google.com>
+
+ * lto-streamer-out.c (output_unreferenced_globals): Output the full
+ tree of an unreferenced global var.
+
+2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/42542
+ * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
+ GTU to GT for V4SI and V2DI.
+
+ * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
+ (umin<mode>3): Removed.
+ (uminv8hi3): New.
+ (uminv4si3): Likewise.
+
+2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR lto/42581
+ * collect2.c (main): Turn on trace in collect2 if -v is passed
+ to gcc with LTO.
+
+2010-01-03 Jerry Quinn <jlquinn@optonline.net>
+
+ * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
+ description of expression operand.
+
+2010-01-03 Andrew Jenner <andrew@codesourcery.com>
+
+ * configure.ac: Add install-html to target_list for Make-hooks.
+ * configure: Regenerate.
+ * fortran/Make-lang.in (F95_HTMLFILES): New.
+ (fortran.html): Use it.
+ (fortran.install-html): New.
+ * Makefile.in (install-html): Add lang.install-html.
+ * java/Make-lang.in (JAVA_HTMLFILES): New.
+ (java.html): Use it.
+ (java.install-html): New.
+ * objc/Make-lang.in (objc.install-html): New.
+ * objcp/Make-lang.in (obj-c++.install-html): New.
+ * cp/Make-lang.in (c++.install-html): New.
+ * ada/gcc-interface/Make-lang.in (ada.install-html): New.
+ * lto/Make-lang.in (lto.install-html): New.
+
+2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR lto/42520
+ * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
+
+2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR rtl-optimization/41862
+ * store-motion.c (store_killed_in_insn, compute_store_table,
+ remove_reachable_equiv_notes, replace_store_insn,
+ build_store_vectors): Ignore all DEBUG_INSNs.
+
+2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR lto/41564
+ * common.opt: Add dumpdir.
+
+ * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
+ isn't specified.
+ (option_map): Add --dumpdir.
+
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
+
+ * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
+
+ * opts.c (decode_options): Try dump_dir_name first if
+ dump_base_name isn't an absolute path.
+ (common_handle_option): Handle OPT_dumpdir.
+
+ * toplev.c (dump_dir_name): New.
+ (print_switch_values): Also ignore -dumpdir.
+
+ * toplev.h (dump_dir_name): New.
+
+2010-01-03 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42589
+ * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
+ double-word expansion of bswap32.
+
+2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
+
+ * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
+ with BLOCK_FOR_INSN.
+ * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
+ * ifcvt.c (noce_get_alt_condition, noce_try_abs,
+ noce_process_if_block): Likewise.
+ * gcse.c (compute_local_properties, insert_expr_in_table,
+ insert_set_in_table, canon_list_insert, find_avail_set,
+ pre_insert_copy_insn): Likewise.
+
+ * basic-block.h (BLOCK_NUM): Move from here...
+ * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
+
+2010-01-03 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42438
+ * tree-ssa-pre.c (struct bb_bitmap_sets): Add
+ contains_may_not_return_call flag.
+ (BB_MAY_NOTRETURN): New.
+ (valid_in_sets): Trapping nary operations are not valid
+ in blocks that may not return.
+ (insert_into_preds_of_block): Remove check for trapping
+ expressions.
+ (compute_avail): Compute also BB_MAY_NOTRETURN.
+
+2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/invoke.texi: Add 2010 to copyright years.
+
+2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc.c: Fix formatting nits.
+
+2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
+ Alexander Monakov <amonakov@ispras.ru>
+
+ * doc/invoke.texi (Optimize Options): Reword introduction a bit.
+
+2010-01-02 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42577
+ * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
+ (simplify_switch_using_ranges): Mark to be removed edges
+ as non-executable.
+
+2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
+
+ * collect2.c (scan_libraries): Add missing argument in call to
+ scan_prog_file.
-Copying and distribution of this file, with or without modification,
-are permitted in any medium without royalty provided the copyright
-notice and this notice are preserved.
2010-01-02 Uros Bizjak <ubizjak@gmail.com>
PR target/42448
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