+2011-11-01 Ian Lance Taylor <iant@google.com>
+
+ * godump.c (struct macro_hash_value): Define.
+ (macro_hash_hashval): New static function.
+ (macro_hash_eq, macro_hash_del): New static functions.
+ (go_define): Use macro_hash_value to store values in macro_hash.
+ Replace an old value on a redefinition. Don't print anything to
+ go_dump_file.
+ (go_undef): Delete the entry from the hash table.
+ (go_output_typedef): For an enum, use macro_hash_value, and don't
+ print anything to go_dump_file.
+ (go_print_macro): New static function.
+ (go_finish): Traverse macro_hash with go_print_macro.
+ (dump_go_spec_init): Update macro_hash creation for
+ macro_hash_value.
+
+2011-11-02 Alan Modra <amodra@gmail.com>
+
+ * config/rs6000/rs6000.c (rs6000_code_end): Declare ATTRIBUTE_UNUSED.
+
+2011-11-01 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR c++/44277
+ * doc/invoke.texi: Document -Wzero-as-null-pointer-constant.
+
+2011-11-01 Andrew Stubbs <ams@codesourcery.com>
+
+ * config/arm/bpabi.h (BE8_LINK_SPEC): Recognize generic-armv7 tuning.
+
+2011-11-01 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (splitters for int-float conversion): Use
+ SUBREG_REG on SUBREGs in splitter constraints.
+
+2011-11-01 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386-protos.h (ix86_expand_adjust_ufix_to_sfix_si): New
+ prototype.
+ * config/i386/i386.c (ix86_expand_adjust_ufix_to_sfix_si): New
+ function.
+ * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): Use it.
+ (ssepackfltmode): New mode attr.
+ (vec_pack_ufix_trunc_<mode>): New expander.
+
+2011-11-01 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/50940
+ * config/i386/i386.md (floatsi<mode>2_vector_sse_with_temp splitter):
+ Compare <ssevecmode>mode with V4SFmode, not V4SImode.
+
+2011-11-01 Peter Bergner <bergner@vnet.ibm.com>
+
+ * config.gcc (powerpc*-*-linux*): Add powerpc*-*-linux*ppc476* variant.
+ * config/rs6000/476.h: New file.
+ * config/rs6000/476.opt: Likewise.
+ * config/rs6000/rs6000.h (TARGET_LINK_STACK): New define.
+ (SET_TARGET_LINK_STACK): Likewise.
+ (TARGET_ASM_CODE_END): Define.
+ * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
+ TARGET_LINK_STACK for -mtune=476 and -mtune=476fp.
+ (rs6000_legitimize_tls_address): Emit the link stack preserving GOT
+ code if TARGET_LINK_STACK.
+ (rs6000_emit_load_toc_table): Likewise.
+ (output_function_profiler): Likewise
+ (macho_branch_islands): Likewise
+ (machopic_output_stub): Likewise
+ (get_ppc476_thunk_name): New function.
+ (rs6000_code_end): Likewise.
+ * config/rs6000/rs6000.md (load_toc_v4_PIC_1, load_toc_v4_PIC_1b):
+ Convert to a define_expand.
+ (load_toc_v4_PIC_1_normal): New define_insn.
+ (load_toc_v4_PIC_1_476): Likewise.
+ (load_toc_v4_PIC_1b_normal): Likewise.
+ (load_toc_v4_PIC_1b_476): Likewise.
+
+2011-11-01 Georg-Johann Lay <avr@gjlay.de>
+
+ PR target/50910
+ * config/avr/avr.opt (-mbranch-cost=): New option.
+ * config/avr/avr.h (BRANCH_COST): Define to avr_branch_cost.
+ * config/avr/avr.c (avr_rtx_costs_1): Adjust [U]DIV/[U]MOD costs.
+ * config/avr/avr.md (*addqi3.lt0, *addhi3.lt0, *addsi3.lt0): New insns.
+ (*addhi3_zero_extend1): Remove % in constraint of operand 1.
+ (*addhi3.sign_extend1, *subhi3.sign_extend2): New insns.
+
+2011-11-01 Tom de Vries <tom@codesourcery.com>
+
+ PR tree-optimization/50908
+ * tree-ssa-tail-merge.c (update_vuses): Now that edges are removed
+ before update_vuses, test for 1 predecessor rather than two.
+ (delete_block_update_dominator_info): New function, part of it factored
+ out of ...
+ (replace_block_by): Use delete_block_update_dominator_info. Call
+ update_vuses after deleting bb1 and updating dominator info, instead of
+ before.
+
+2011-11-01 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.c (vector_init_faligndata): New function.
+ (sparc_expand_vector_init): Use it for V4HImode on VIS1.
+
+ * config/sparc/sparc.c (sparc_expand_vcond): New function.
+ * config/sparc/sparc-protos.h (sparc_expand_vcond): Declare it.
+ * config/sparc/sparc.md (vcond<mode><mode>): New VIS3 expander.
+ (vconduv8qiv8qi): Likewise.
+
+2011-11-01 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/50869
+ * cselib.c (cfa_base_preserved_regno): Initialize.
+ (cselib_expand_value_rtx_1): Don't expand it.
+ * var-tracking.c (vt_expand_var_loc_chain): Initialize depth.
+ Check it's only zero if result is NULL.
+
+2011-11-01 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/sse.md (fixuns_trunc<mode><sseintvecmodelower>2): New
+ expander.
+
+ * config/i386/sse.md (sseintvecmode): Remove duplicate modes.
+ (sseintvecmodelower): New mode iterator.
+ (floatv8siv8sf2, floatunsv4siv4sf2): Macroize into...
+ (float<sseintvecmodelower><mode>2): ... this using VF1 iterator.
+ (floatunsv4siv4sf2): Macroize into...
+ (floatuns<sseintvecmodelower><mode>2): ... this using VF1 iterator.
+
+2011-10-31 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.md (cmask patterns): Allow zero operand.
+
+ * dwarf2out.c (cached_next_real_insn): New.
+ (dwarf2out_end_epilogue): Set it to NULL_RTX.
+ (dwarf2out_var_location): Remove cached_next_real_insn local static.
+
+2011-10-31 Richard Henderson <rth@redhat.com>
+
+ * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
+ (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
+ (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
+ (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
+ (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
+ (floatv4siv4df2): Rename from avx_cvtdq2pd256.
+ (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
+ (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
+ * config/i386/i386.md (splitters for int-float conversion): Likewise.
+ * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
+ (bdesc_args): Likewise.
+ (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
+ (ix86_vectorize_builtin_conversion): Remove.
+ (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.
+
+2011-10-31 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-prop.c (mark_modified): Moved up in the file.
+ (is_parm_modified_before_call): Renamed to
+ is_parm_modified_before_stmt, moved up in the file.
+ (load_from_unmodified_param): New function.
+ (compute_complex_assign_jump_func): Also attempt to create pass
+ through jump functions for values loaded from (addressable)
+ parameters.
+
+2011-10-31 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
+ in a loop and has different type from op0, cast it to op0's type
+ before the loop first. For slp give up. Don't crash if op1_vectype
+ is NULL.
+
+2011-10-31 Paul Brook <paul@codesourcery.com>
+
+ * cgraphunit.c: Don't mark clones as static constructors.
+
+2011-10-31 David Edelsohn <dje.gcc@gmail.com>
+
+ * gcc-ar: Do not include stdio.h.
+
+2011-10-31 Diego Novillo <dnovillo@google.com>
+
+ * tree-streamer-out.c (pack_ts_base_value_fields): Emit
+ TYPE_ADDR_SPACE.
+ * tree-streamer-in.c (unpack_ts_base_value_fields): Read
+ TYPE_ADDR_SPACE.
+
+2011-10-30 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.c (vector_init_bshuffle): New function.
+ (vector_init_fpmerge): New function.
+ (sparc_expand_vector_init): Use them to improve non-const cases.
+
+ * dwarf2out.c (dwarf2out_var_location): When processing several
+ consecutive location notes, cache the result of next_real_insn().
+
+2011-10-30 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
+ avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
+ (vec_dupv4sf): Remove expander.
+ (vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
+ (vec_dupv2df): Remove expander.
+ (vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
+ (*vec_concatv2df): Merge *vec_concatv2df_sse3.
+ (*vec_dupv4si): Merge *vec_dupv4si_avx.
+ (*vec_dupv2di): Merge *vec_dupv2di_sse3.
+
+2011-10-30 Dmitry Plotnikov <dplotnikov@ispras.ru>
+
+ * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
+ * optabs.c (supportable_convert_operation): New function.
+ * optabs.h (supportable_convert_operation): New prototype.
+ * tree-vect-stmts.c (vectorizable_conversion): Change condition and
+ behavior for NONE modifier case.
+ * tree.h (VECTOR_INTEGER_TYPE_P): New macro.
+
+2011-10-30 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
+ * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
+ function.
+ (vect_vect_recog_func_ptrs): Add it.
+
2011-10-30 David S. Miller <davem@davemloft.net>
* reorg.c (label_before_next_insn): New function.