+2010-04-19 Richard Guenther <rguenther@suse.de>
+
+ * configure.ac: Fix quoting around elf_getshstrndx ABI check.
+ * configure: Re-generated.
+
+2010-04-19 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43783
+ * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
+ constant ARRAY_REF operands two and three if possible.
+
+2010-04-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/43766
+ * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
+
+2010-04-19 Jie Zhang <jie@codesourcery.com>
+
+ PR target/43662
+ * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
+
+2010-04-19 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37027
+ * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
+ and macro to access it.
+ (vectorizable_reduction): Add argument.
+ (vect_get_slp_defs): Likewise.
+ * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
+ statements for possible use in SLP.
+ (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
+ (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
+ (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
+ add new argument.
+ (vectorizable_reduction): Likewise.
+ * tree-vect-stmts.c (vect_get_vec_defs): Update call to
+ vect_get_slp_defs.
+ (vectorizable_type_demotion, vectorizable_type_promotion,
+ vectorizable_store): Likewise.
+ (vect_analyze_stmt): Update call to vectorizable_reduction.
+ (vect_transform_stmt): Likewise.
+ * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
+ (vect_build_slp_tree): Fix indentation. Check that there are no loads
+ from different interleaving chains in same node.
+ (vect_slp_rearrange_stmts): New function.
+ (vect_supported_load_permutation_p): Allow load permutations for
+ reductions. Call vect_slp_rearrange_stmts() to rearrange statements
+ inside SLP nodes if necessary.
+ (vect_analyze_slp_instance): Handle reductions.
+ (vect_analyze_slp): Try to build SLP instances originating from groups
+ of reductions.
+ (vect_detect_hybrid_slp_stmts): Skip reduction statements.
+ (vect_get_constant_vectors): Create initial vectors for reductions
+ according to reduction code. Add new argument.
+ (vect_get_slp_defs): Add new argument, pass it to
+ vect_get_constant_vectors.
+ (vect_schedule_slp_instance): Remove SLP tree root statements.
+
+2010-04-19 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.h (ENUM_IS_SCOPED): Define.
+ * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
+ for ENUM_IS_SCOPED enums.
+
+2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_comparison): Use ssizetype.
+ * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
+ * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
+ * tree-loop-distribution.c (build_size_arg_loc): Likewise.
+ * tree-object-size.c (compute_object_sizes): Use size_type_node.
+
+ * tree.h (initialize_sizetypes): Remove parameter.
+ (build_common_tree_nodes): Remove second parameter.
+ * stor-layout.c (initialize_sizetypes): Remove parameter.
+ Always create an unsigned type.
+ (set_sizetype): Assert that the passed type is unsigned and simplify.
+ * tree.c (build_common_tree_nodes): Remove second parameter.
+ Adjust call to initialize_sizetypes.
+ * c-decl.c (c_init_decl_processing): Remove second argument in call to
+ build_common_tree_nodes.
+
+2010-04-18 Matthias Klose <doko@ubuntu.com>
+
+ * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
+
+2010-04-18 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/43771
+ * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
+ load permutation doesn't have gaps.
+
+2010-04-18 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
+ (sse_prologue_save_insn expander): Use new pattern.
+ (sse_prologue_save_insn1): New pattern and splitter.
+ (sse_prologue_save_insn): Update to deal also with 64bit aligned
+ blocks.
+ * i386.c (setup_incoming_varargs_64): Do not compute jump
+ destination here.
+ (ix86_gimplify_va_arg): Update alignment needed.
+ (ix86_local_alignment): Do not align all local arrays to 128bit.
+
+2010-04-17 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
+
+2010-04-17 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (negdi2): Remove redundant code to force values into a
+ register.
+
2010-04-17 Richard Earnshaw <rearnsha@arm.com>
* arm/bpabi.S: Add EABI alignment attributes to objects.
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