+2011-12-28 Ian Lance Taylor <iant@google.com>
+
+ * dwarf2out.c (gen_compile_unit_die): Use DW_LANG_Go for Go.
+
+2011-12-28 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR target/51623
+ * config/rs6000/rs6000.c (rs6000_assemble_integer): Don't call
+ unlikely_text_section_p. Instead check for being in a code
+ section.
+
+2011-12-28 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/51684
+ * tree-vect-slp.c (vect_schedule_slp_instance): Get gsi of original
+ statement in case of a pattern.
+ (vect_schedule_slp): Likewise.
+
+2011-12-27 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/51667
+ * ree.c (insn_merge_code): Delete.
+ (is_insn_merge_attempted): Likewise.
+ (get_insn_status): Likewise.
+ (set_insn_status): Likewise.
+ (struct ext_cand): Add CODE and MODE fields.
+ (combine_set_extend): Rename to...
+ (combine_set_extension): ...this. Use above fields and tidy up.
+ (transform_ifelse): Likewise.
+ (get_defs): Return the chain of definitions.
+ (is_this_a_cmove): Merge into...
+ (is_cond_copy_insn): ...this. Return bool.
+ (make_defs_and_copies_lists): Adjust calls to get_defs and simplify.
+ (merge_def_and_ext): Adjust call to combine_set_extend.
+ (combine_reaching_defs): Remove calls to {g|s}et_insn_status.
+ (struct extend_info): Rename to...
+ (struct re_info): ...this. Add DEF_MAP field.
+ (add_ext_candidate): Merge into...
+ (add_removable_extension): ...this. Adjust calls to get_defs. Ensure
+ reaching definitions are associated with only one kind of extension.
+ (find_removable_extensions): Create and destroy the definition map.
+ (find_and_remove_re): Return void. Change 'long' variables to 'int'.
+ Do not deal with is_insn_merge_attempted.
+
+2011-12-25 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/48641
+ * tree-ssa-threadupdate.c (redirect_edges): Watch for overflow.
+
+2011-12-26 Oleg Endo <oleg.endo@t-online.de>
+
+ * config/sh/sync.md: Add soft atomics ABI description.
+ (fetchop_name): Use 'or' instead of 'ior'.
+ (fetchop_insn): Remove.
+ (atomic_compare_and_swap<mode>_soft):
+ Don't insert aligning nop after the write-back instruction. Fix
+ multi-line asm output formatting style.
+ (atomic_fetch_<fetchop_name><mode>_soft): Likewise.
+ (atomic_fetch_nand<mode>_soft): Likewise.
+ (atomic_<fetchop_name>_fetch<mode>_soft): Likewise.
+ (atomic_nand_fetch<mode>_soft): Likewise.
+
+2011-12-23 Richard Henderson <rth@redhat.com>
+
+ * tree.def (VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR): Remove.
+ * cfgexpand.c (expand_debug_expr): Don't handle them.
+ * expr.c (expand_expr_real_2): Likewise.
+ * fold-const.c (fold_binary_loc): Likewise.
+ * gimple-pretty-print.c (dump_binary_rhs): Likewise.
+ * tree-cfg.c (verify_gimple_assign_binary): Likewise.
+ * tree-inline.c (estimate_operator_cost): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-vect-generic.c (expand_vector_operations_1): Likewise.
+ * optabs.c (optab_for_tree_code): Likewise.
+ (can_vec_perm_for_code_p): Remove.
+ (expand_binop): Don't try it.
+ (init_optabs): Don't init vec_extract_even/odd_optab.
+ * genopinit.c (optabs): Likewise.
+ * optabs.h (OTI_vec_extract_even, OTI_vec_extract_odd): Remove.
+ (vec_extract_even_optab, vec_extract_odd_optab): Remove.
+ * tree-vect-data-refs.c (vect_strided_store_supported): Tidy code.
+ (vect_permute_store_chain): Use TYPE_VECTOR_SUBPARTS instead of
+ GET_MODE_NUNITS; check vect_gen_perm_mask return value instead of
+ asserting vect_strided_store_supported.
+ (vect_strided_load_supported): Use can_vec_perm_p.
+ (vect_permute_load_chain): Use VEC_PERM_EXPR.
+
+ * doc/generic.texi (VEC_EXTRACT_EVEN_EXPR): Remove.
+ (VEC_EXTRACT_ODD_EXPR): Remove.
+ * doc/md.texi (vec_extract_even, vec_extract_odd): Remove.
+
+2011-12-23 Anatoly Sokolov <aesok@post.ru>
+
+ * config/score/score.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
+ * config/score/score-protos.h (score_register_move_cost): Remove.
+ * config/score/score.c (TARGET_REGISTER_MOVE_COST): Define.
+ (score_register_move_cost): Make static. Change arguments type from
+ enum reg_class to reg_class_t.
+
+2011-12-23 Jakub Jelinek <jakub@redhat.com>
+ Richard Henderson <rth@redhat.com>
+
+ * tree.def (VEC_INTERLEAVE_HIGH_EXPR, VEC_INTERLEAVE_LOW_EXPR): Remove.
+ * gimple-pretty-print.c (dump_binary_rhs): Don't handle
+ VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR.
+ * expr.c (expand_expr_real_2): Likewise.
+ * tree-cfg.c (verify_gimple_assign_binary): Likewise.
+ * cfgexpand.c (expand_debug_expr): Likewise.
+ * tree-inline.c (estimate_operator_cost): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-vect-generic.c (expand_vector_operations_1): Likewise.
+ * fold-const.c (fold_binary_loc): Likewise.
+ * doc/generic.texi (VEC_INTERLEAVE_HIGH_EXPR,
+ VEC_INTERLEAVE_LOW_EXPR): Remove documentation.
+ * optabs.c (optab_for_tree_code): Don't handle
+ VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR.
+ (expand_binop, init_optabs): Remove vec_interleave_high_optab
+ and vec_interleave_low_optab.
+ * genopinit.c (optabs): Likewise.
+ * optabs.h (OTI_vec_interleave_high, OTI_vec_interleave_low): Remove.
+ (vec_interleave_high_optab, vec_interleave_low_optab): Remove.
+ * doc/md.texi (vec_interleave_high, vec_interleave_low): Remove
+ documentation.
+ * tree-vect-stmts.c (gen_perm_mask): Renamed to...
+ (vect_gen_perm_mask): ... this. No longer static.
+ (perm_mask_for_reverse, vectorizable_load): Adjust callers.
+ * tree-vectorizer.h (vect_gen_perm_mask): New prototype.
+ * tree-vect-data-refs.c (vect_strided_store_supported): Don't try
+ VEC_INTERLEAVE_*_EXPR, use can_vec_perm_p instead of
+ can_vec_perm_for_code_p.
+ (vect_permute_store_chain): Generate VEC_PERM_EXPR with interleaving
+ masks instead of VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR.
+ * config/i386/i386.c (expand_vec_perm_interleave2): If
+ expand_vec_perm_interleave3 would handle it, return false.
+ (expand_vec_perm_broadcast_1): Don't use vec_interleave_*_optab.
+
+2011-12-23 Richard Henderson <rth@redhat.com>
+
+ * config/mips/loongson.md (UNSPEC_LOONGSON_PINSR_0,
+ UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2,
+ UNSPEC_LOONGSON_PINSR_3): Replace with...
+ (UNSPEC_LOONGSON_PINSRH): ... this.
+ (UNSPEC_LOONGSON_VINIT): New.
+ (UNSPEC_LOONGSON_DSLL, UNSPEC_LOONGSON_DSRL): New.
+ (VWB): New mode iterator.
+ (V_inner): New mode attribute.
+ (loongson_vec_init1_<VHB>): New.
+ (*vec_concatv2si): New.
+ (and<VWHB>3, ior<VWHB>3, xor<VWHB>3, one_cmpl<VWHB>2): New.
+ (*loongson_nor): New.
+ (loongson_pextrh): Un-macro-ify.
+ (loongson_pmaddhw): Likewise.
+ (smaxv4hi3, umaxv8qi3, sminv4hi3, uminv8qi3): Likewise.
+ (loongson_pinsrh_0): Represent with vec_select+vec_concat.
+ (loongson_pinsrh_1, loongson_pinsrh_2, loongson_pinsrh_3): Likewise.
+ (*vec_setv4hi, vec_setv4hi): New.
+ (sdot_prodv4hi): New.
+ (smax<VWB>3, smin<VWB>3): New.
+ (reduc_uplus_v8qi): New.
+ (loongson_pshufh): Remove destination matching input.
+ (ashl<VWH>3, ashr<VWH>3, lshr<VWH>3): Fix type attribute.
+ (vec_interleave_high<VWHB>, vec_interleave_low<VWHB>): Remove.
+ (loongson_punpckhbh, loongson_punpckhhw, loongson_punpckhhw_qi,
+ loongson_punpckhwd, loongson_punpckhwd_qi, loongson_punpckhwd_hi,
+ loongson_punpcklbh, loongson_punpcklhw, loongson_punpcklhw_qi,
+ loongson_punpcklwd, loongson_punpcklwd_qi, loongson_punpcklwd_hi,
+ vec_perm_const<VWHB>, vec_unpacks_lo_<VHB>, vec_unpacks_hi_<VHB>,
+ vec_unpacku_lo_<VHB>, vec_unpacku_hi_<VHB>, vec_shl_<VWHBDI>,
+ vec_shr_<VWHBDI>, reduc_uplus_<VWH>, reduc_splus_<VWHB>,
+ reduc_smax_<VWHB>, reduc_smin_<VWHB>, reduc_umax_<VWHB>,
+ reduc_umin_<VB>): New.
+ * config/mips/mips-ps-3d.md (vec_perm_const_ps): New.
+ (mips_pul_ps, mips_puu_ps, mips_pll_ps, mips_plu_ps): Expand in
+ terms of vec_perm_const_ps.
+ (vec_perm_constv2sf): New.
+ (vec_initv2sf): Use mips_expand_vector_init.
+ (vec_concatv2sf): Rename from vec_initv2sf_internal.
+ (vec_setv2sf): Use vec_perm_const_ps.
+ (reduc_splus_v2sf, reduc_smin_v2sf, reduc_smax_v2sf): New.
+ * config/mips/loongson.h (pshufh_u, pshufh_s): Don't pass dest to
+ the builtin.
+ * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V4SF): New modes.
+ * config/mips/mips-protos.h: Update.
+ * config/mips/mips.c (mips_get_arg_info): Match V2SFmode, not all
+ MODE_VECTOR_FLOAT.
+ (mips_return_mode_in_fpr_p): Likewise.
+ (mips_cannot_change_mode_class): Allow 8-byte integral mode changes.
+ (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw,
+ CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh,
+ CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): Remove.
+ (mips_builtins): Remove first operand for loongson pshufh builtins.
+ (MAX_VECT_LEN, struct expand_vec_perm_d): New.
+ (mips_expand_vselect, mips_expand_vselect_vconcat,
+ mips_expand_vpc_loongson_even_odd, mips_expand_vpc_loongson_pshufh,
+ mips_expand_vpc_loongson_bcast, mips_expand_vec_perm_const_1,
+ mips_expand_vec_perm_const, mips_vectorize_vec_perm_const_ok,
+ mips_expand_vec_unpack, mips_constant_elt_p, mips_expand_vi_broadcast,
+ mips_expand_vi_constant, mips_expand_vi_loongson_one_pinsrh,
+ mips_expand_vi_general, mips_expand_vec_reduc, mips_expand_vec_minmax,
+ TARGET_VECTORIZE_VEC_PERM_CONST_OK): New.
+ (mips_expand_vector_init): Rewrite.
+ * config/mips/predicates.md (const_2_or_3_operand): New.
+ (const_0_to_3_operand): New.
+
+2011-12-23 Dmitry Plotnikov <dplotnikov@ispras.ru>
+
+ * config/arm/neon.md (float<mode><V_cvtto>2): New.
+ (floatuns<mode><V_cvtto>2): New.
+ (fix_trunc<mode><V_cvtto>2): New.
+ (fix_truncuns<mode><V_cvtto>2): New.
+ * config/arm/iterators.md (V_cvtto): New iterator.
+
+2011-12-23 Richard Guenther <rguenther@suse.de>
+
+ PR rtl-optimization/50396
+ * simplify-rtx.c (simplify_binary_operation_1): Properly
+ guard code that only works for integers.
+
+2011-12-23 Tristan Gingold <gingold@adacore.com>
+
+ * config/vms/vms-crtlmap.map (log10): Fix typo.
+
+2011-12-23 Tristan Gingold <gingold@adacore.com>
+
+ * config/ia64/vms.h (SUPPORTS_ONE_ONLY): Define.
+
+2011-12-22 Bin Cheng <bin.cheng@arm.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/43491
+ * tree-ssa-pre.c (eliminate): Don't replace global register
+ variable when it is the RHS of a single assign.
+
+2011-12-22 Joey Ye <joey.ye@arm.com>
+
+ * toplev.c (process_options): Fix typo.
+
+2011-12-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/51252
+ * config/pa/pa.c (pa_som_tm_clone_table_section): New function.
+ (som_tm_clone_table_section): Declare.
+ (pa_file_start_space): Create $TM_CLONE_TABLE$ subspace.
+ (pa_som_asm_init_sections): Init som_tm_clone_table_section.
+ * config/pa/som.h (TARGET_ASM_TM_CLONE_TABLE_SECTION): Define.
+
+2011-12-22 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/tm.texi.in (TARGET_PREPARE_PCH_SAVE): New hook.
+ * doc/tm.texi: Regenerate.
+ * target.def (prepare_pch_save): New hook.
+ * c-family/c-pch.c (c_common_write_pch): Call it.
+ * config/mips/mips.c (was_mips16_pch_p): Delete.
+ (mips_set_mips16_mode): Don't refer to was_mips16_pch_p.
+ (mips_prepare_pch_save): New function.
+ (TARGET_PREPARE_PCH_SAVE): Define.
+
+2011-12-22 Aldy Hernandez <aldyh@redhat.com>
+
+ PR middle-end/51212
+ * opts.c (finish_options): Call sorry on -fgnu-tm and
+ -fnon-call-exceptions combination.
+
+2011-12-22 Jonathan Wakely <jwakely.gcc@gmail.com>
+
+ * doc/invoke.texi (C++ Dialect Options): Add missing options and
+ move -Wzero-as-null-pointer-constant to ...
+ (Warning Options): ... here.
+
+2011-12-22 Jonathan Wakely <jwakely.gcc@gmail.com>
+
+ PR target/47643
+ * doc/invoke.texi (i386 and x86-64 Options): Fix description of
+ -mtune without -march.
+
+2011-12-21 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/51643
+ * arm.c (arm_function_ok_for_sibcall): Use DECL_WEAK in previous
+ change.
+
+2011-12-22 Tristan Gingold <gingold@adacore.com>
+
+ * config/ia64/ia64.c (ia64_promote_function_mode): Remove.
+ (TARGET_PROMOTE_FUNCTION_MODE): Remove.
+ (ia64_function_value): Call promote_function_mode instead of
+ ia64_promote_function_mode.
+ * config/ia64/vms.h (PROMOTE_MODE): Define.
+ (TARGET_PROMOTE_FUNCTION_MODE): Define.
+
+2011-12-22 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/27468
+ * common/config/alpha/alpha-common.c (alpha_option_optimization_table):
+ Enable flag_ree at -O2 or higher.
+
+2011-12-22 Richard Guenther <rguenther@suse.de>
+
+ PR lto/51650
+ * lto.c (uniquify_nodes): Register TYPE_DECLs with the
+ debuginfo machinery.
+
2011-12-22 Bernd Schmidt <bernds@codesourcery.com>
* tree-pass.h (pass_reload): Declare.
PR target/49865
* ira-costs.c (find_costs_and_classes): Prefer registers even
- if the memory cost is the same.
+ if the memory cost is the same.
2011-12-20 Joseph Myers <joseph@codesourcery.com>
clobber, but all consecutive clobbers before RESX.
Use gimple_clobber_p predicate.
-2011-12-09 Michael Meissner <meissner@the-meissners.org>
+2011-12-09 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (altivec_expand_builtin): Call
expand_call to return a valid funciton instead of return
(ia64_print_operand_punct_valid_p): New function.
(ia64_print_operand, ia64_print_operand_address): Make static.
-2011-12-02 Michael Meissner <meissner@the-meissners.org>
+2011-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/51390
* config/rs6000/rs6000.c (def_builtin): Use the correct field to
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