+2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
+
+ PR middle-end/41952
+ * fold-const.c (fold_comparison): New folding rule.
+
+2010-04-20 Anatoly Sokolov <aesok@post.ru
+
+ * double-int.h (double_int_setbit): Declare.
+ * double-int.c (double_int_setbit): New function.
+ * rtl.h (immed_double_int_const): Declare.
+ * emit-rtl.c (immed_double_int_const): New function.
+ * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
+ and immed_double_int_const functions.
+ * optabs.c (expand_absneg_bit, expand_copysign_absneg,
+ expand_copysign_bit): (Ditto.).
+ * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
+ * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
+ * dojump.c (prefer_and_bit_test): (Ditto.).
+ * expr.c (convert_modes, reduce_to_bit_field_precision,
+ const_vector_from_tree): (Ditto.).
+ * expmed.c (mask_rtx, lshift_value): (Ditto.).
+
+2010-04-20 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
+ (dump_cgraph_node): Dump new flags.
+ * cgraph.h (struct cgraph_node): Add flags reachable_from_other_partition
+ and in_other_partition.
+ (cgraph_can_remove_if_no_direct_calls_p): Functions used by other partition
+ can not be removed.
+ * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by the other
+ partition must be output; silence sanity checking on leaking functions
+ bodies from other paritition.
+ * lto-cgraph.c (reachable_from_other_partition_p): New function.
+ (lto_output_node): Output new flags; do not sanity check that inline
+ clones are output; drop lto_forced_extern_inline_p code; do not mock
+ visibility flags at partition boundaries.
+ (add_node_to): New function.
+ (output_cgraph): Use it to sort functions so masters appear before
+ clones.
+ (input_overwrite_node): Input new flags.
+ * passes.c (ipa_write_summaries): Do not call
+ lto_new_extern_inline_states.
+ * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
+ lto_delete_extern_inline_states, lto_force_functions_extern_inline,
+ lto_forced_extern_inline_p): Kill.
+ * lto-streamer.h (lto_new_extern_inline_states,
+ * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
+ lto_forced_extern_inline_p): Kill.
+
+2010-04-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (do_sd_constraint): Add edges only
+ from vars that can have pointers.
+ (process_constraint): Dump useless constraints.
+
+2010-04-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (do_structure_copy): Properly handle
+ DEREF.
+ (dump_sa_points_to_info): Remove asserts.
+ (init_base_vars): nothing_id isn't an escape point nor does it
+ have pointers.
+
+2010-04-20 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (TYPE_REF_IS_RVALUE): Define.
+ * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
+ should_move_die_to_comdat, prune_unused_types_walk): Handle
+ DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
+ (modified_type_die, gen_reference_type_die): Emit
+ DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
+ if TYPE_REF_IS_RVALUE and -gdwarf-4.
+
+2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ PR target/43635
+ * config/s390/s390.c (s390_emit_call): Turn direct into indirect
+ calls for -fpic -m31 if they have been sibcall optimized.
+
+2010-04-19 James E. Wilson <wilson@codesourcery.com>
+
+ PR rtl-optimization/43520
+ * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
+ ar.lc fixed and call-used.
+
+ * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
+
+2010-04-19 Jan Hubicka <jh@suse.cz>
+
+ * opts.c (decode_options): Disable whpr incompatible passes.
+ * lto/lto.c (lto_1_to_1_map): Skip clones.
+ (read_cgraph_and_symbols): Do not mark everything as needed.
+ (do_whole_program_analysis): Do map only after optimizing;
+ set proper cgraph_state; use passmanager.
+
+2010-04-19 DJ Delorie <dj@redhat.com>
+
+ * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
+ POINTER_PLUS_EXPR and fix them.
+
+2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr-devices.c (avr_mcu_types): Add support for new
+ devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
+ attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
+ atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
+ atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
+ atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
+ atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
+ atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
+ m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
+ atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
+ * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
+
+2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
+
+ * ifcvt.c (noce_try_cmove_arith): Fix long lines.
+ (check_cond_move_block): Likewise.
+ (cond_move_process_if_block): Likewise.
+ (noce_find_if_block): Improve formatting.
+ (find_if_header): Pass 0 to memset and tweak conditions.
+ (cond_exec_find_if_block): Fix long lines and tweak conditions.
+
2010-04-19 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (lower_bound_default): For DW_LANG_Python return