+2011-01-21 Alan Modra <amodra@gmail.com>
+
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
+ builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
+
+2011-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * config/arm/arm.md (define_attr type): Rename f_load
+ and f_store to f_fpa_load and f_fpa_store. Update.
+ (write_conflict): Deal with rename fallout.
+ (*push_fp_multi): Likewise.
+ * config/arm/fpa.md (f_load): Use f_fpa_load.
+ (f_store): Use f_fpa_store.
+ (*movsf_fpa): Likewise.
+ (*movdf_fpa): Likewise.
+ (*movxf_fpa): Likewise.
+ (*thumb2_movsf_fpa): Likewise.
+ (*thumb2_movdf_fpa): Likewise.
+ (*thumb2_movxf_fpa): Likewise.
+ * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
+ f_loadd and f_stored.
+ (*thumb2_movdi_vfp): Likewise.
+ (*thumb2_movsf_vfp): Fix attribute to f_loads.
+ (*thumb2_movsi_vfp): Likewise.
+ * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
+ Use f_loads instead of f_load.
+ * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
+
+2011-01-20 Anatoly Sokolov <aesok@post.ru>
+
+ * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
+ * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
+ * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
+ (xtensa_mode_dependent_address_p): New function.
+ (constantpool_address_p): Make static. Change return type to bool.
+ Change argument type to const_rtx. Use CONST_INT_P predicate.
+
+2011-01-20 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/46583
+ * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
+
+2011-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/47283
+ * cfgexpand.c (expand_debug_expr): Instead of generating
+ (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
+ etc. handling.
+
+2011-01-20 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/47370
+ * tree-inline.c (remap_gimple_op_r): Recurse manually for
+ the pointer operand of MEM_REFs.
+
+2011-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/46130
+ * ipa-split.c (consider_split): If return_bb contains non-virtual
+ PHIs other than for retval or if split_function would not adjust it,
+ refuse to split.
+
+2011-01-20 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/47167
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
+ Revert previous change, only avoid enumeral type changes.
+
+2011-01-19 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/47291
+ * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
+ (gen_scheduled_generic_parms_dies): New functions.
+ (gen_struct_or_union_type_die): Schedule template parameters DIEs
+ generation for the end of CU compilation.
+ (dwarf2out_finish): Generate template parameters DIEs here.
+
+2011-01-19 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/46240
+ * tree-into-ssa.c (maybe_register_def): Do not attempt to add
+ debug bind stmt on merge edges.
+
+2011-01-19 Alexandre Oliva <aoliva@redhat.com>
+
+ PR debug/47079
+ PR debug/46724
+ * function.c (instantiate_expr): Instantiate incoming rtl of
+ implicit arguments, and recurse on VALUE_EXPRs.
+ (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
+ * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
+
+2011-01-19 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-parser.c (c_parser_for_statement): Initialize
+ collection_expression.
+
+2011-01-19 Joseph Myers <joseph@codesourcery.com>
+
+ * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
+
+2011-01-19 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
+ (LINK_SHLIB_SPEC): Don't use %(link_path).
+ (SUBTARGET_EXTRA_SPECS): Remove link_path.
+
+2011-01-19 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
+ (NO_SHARED_LIB_SUPPORT): Remove.
+ (LINK_SHLIB_SPEC): Remove one conditional definition.
+
+2011-01-19 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
+ %{call_shared}.
+ * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
+ * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
+ * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
+ %{call_shared} and conditionals on these options not being passed.
+ * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
+ %{call_shared}.
+
+2011-01-19 Jakub Jelinek <jakub@redhat.com>
+
+ * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
+ simplify.
+
+ * ipa-split.c: Spelling fixes.
+
+2011-01-19 Richard Henderson <rth@redhat.com>
+
+ * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
+ (*mulsi3): Likewise.
+
+ * longlong.h [__mn10300__] (count_leading_zeros): New.
+ [__mn10300__] (umul_ppmm, smul_ppmm): New.
+ [__mn10300__] (add_ssaaaa, subddmmss): New.
+ [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
+ [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
+
+2011-01-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
+
+2011-01-19 Richard Henderson <rth@redhat.com>
+
+ * config/mn10300/mn10300.md (addsi3_flags): New.
+ (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
+ (subsi3_flags, subc_internal, subdi3): New.
+ (subdi3_internal, *subdi3_degenerate): New.
+ * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
+
+ * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
+ (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
+ (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once.
+ * config/mn10300/mn10300-protos.h: Update.
+ * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
+ (return_ret): Likewise. Rename from return_internal_regs.
+ (return_internal): Remove.
+
+ * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
+ (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
+ (mn10300_legitimate_constant_p): Likewise.
+ (mn10300_can_use_return_insn): Use mn10300_initial_offset.
+ (mn10300_frame_size): New.
+ (mn10300_expand_prologue): Use it.
+ (mn10300_expand_epilogue): Likewise.
+ (mn10300_initial_offset): Likewise.
+ * config/mn10300/mn10300-protos.h: Update.
+ * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
+ * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
+ (prologue, epilogue, return_internal): Tidy output code.
+ (mn10300_store_multiple_operation, return): Likewise.
+ (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
+ (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
+ (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
+ (load_pic, am33_load_pic): New.
+ (mn10300_load_pic0, mn10300_load_pic1): New.
+
+ * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
+ * config/mn10300/mn10300.c (CC_FLAG_Z): New.
+ (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
+ (cc_flags_for_mode, cc_flags_for_code): New.
+ (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
+ overflow flag is not valid. Validate that the flags we need
+ for the comparison are valid.
+ (mn10300_output_cmp): Remove.
+ (mn10300_output_add): New.
+ (mn10300_select_cc_mode): Use cc_flags_for_code.
+ (mn10300_split_cbranch): New.
+ (mn10300_match_ccmode): New.
+ (mn10300_split_and_operand_count): New.
+ * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
+ to the function.
+ * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
+ (addsi3): ... here. Use mn10300_output_add.
+ (*addsi3_flags): New.
+ (*am33_subsi3, *mn10300_subsi3): Merge...
+ (subsi3): ... here. Use attribute isa.
+ (*subsi3_flags): New.
+ (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC
+ when possible.
+ (*am33_andsi3, *mn10300_andsi3): Merge...
+ (andsi3): ... here.
+ (*andsi3_flags): New.
+ (andsi3 splitters): New.
+ (*am33_iorsi3, *mn10300_iorsi3): Merge...
+ (iorsi3): ... here.
+ (*iorsi3_flags): New.
+ (*am33_xorsi3, *mn10300_xorsi3): Merge...
+ (xorsi3): ... here.
+ (*xorsi3_flags): New.
+ (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
+ (one_cmplsi2): ... here.
+ (*one_cmplsi2_flags): New.
+ (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r"
+ instead of "dax" in constraints. Use mn10300_split_cbranch.
+ (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not
+ use matching constraints to eliminate a self-comparison.
+ (*integer_conditional_branch): Rename from integer_conditional_branch.
+ Use int_mode_flags to match CC_REG.
+ (*cbranchsi4_btst, *btstsi): New.
+ (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use
+ mn10300_split_cbranch.
+ (*am33_cmpsf): Rename from am33_cmpsf.
+ (*float_conditional_branch): Rename from float_conditional_branch.
+ (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
+ (zero_extendqisi2): ... here.
+ (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
+ (zero_extendhisi2): ... here.
+ (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
+ (extendqisi2): ... here.
+ (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
+ (extendhisi2): ... here.
+ (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
+ (ashlsi3): ... here.
+ (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
+ (lshrsi3): ... here.
+ (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
+ (ashrsi3): ... here.
+ (consecutive add peephole): Remove.
+ * config/mn10300/predicates.md (label_ref_operand): New.
+ (int_mode_flags): New.
+ (CCZN_comparison_operator): New.
+
+ * config/mn10300/mn10300.md (UNSPEC_EXT): New.
+ (throughput_42_latency_43): New reservation.
+ (mulsidi3, umulsidi3): New expanders.
+ (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose
+ the MDR register to allocation; separately allocate the low and
+ high parts of the DImode result.
+ (umulsidi3_internal): Similarly.
+ (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
+ (*mulsi3): ... here. Clobber MDR as a scratch as necessary.
+ (udivsi3, umodsi3): Remove.
+ (udivmodsi4, divmodsi4): New expanders.
+ (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly.
+ (*divmodsi4): Simiarly.
+ (ext_internal): New.
+
+ * config/mn10300/constraints.md ("z"): New constraint.
+ * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
+ (FIXED_REGISTERS): Don't fix MDR.
+ (CALL_USED_REGSITERS): Reformat nicely.
+ (REG_ALLOC_ORDER): Add MDR.
+ (enum regclass): Add MDR_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
+ (IRA_COVER_CLASSES): Add MDR_REGS.
+ (REGNO_REG_CLASS): Handle MDR_REG.
+ * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
+ (mn10300_register_move_cost): Likewise.
+ * config/mn10300/mn10300.md (MDR_REG): New.
+ (*movsi_internal): Handle moves to/from MDR_REGS.
+
+ * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
+ POST_MODIFY.
+ (mn10300_secondary_reload): Tidy combination reload classes.
+ (mn10300_legitimate_address_p): Allow post-modify and reg+reg
+ addresses for AM33. Allow symbolic offsets for reg+imm.
+ (mn10300_regno_in_class_p): New.
+ (mn10300_legitimize_reload_address): New.
+ * config/mn10300/mn10300.h (enum reg_class): Remove
+ DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
+ SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add
+ SP_OR_GENERAL_REGS.
+ (REG_CLASS_NAMES): Update to match.
+ (REG_CLASS_CONTENTS): Likewise.
+ (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
+ (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
+ (REGNO_IN_RANGE_P): Remove.
+ (REGNO_DATA_P): Use mn10300_regno_in_class_p.
+ (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
+ (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
+ (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
+ (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
+ (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
+ (REGNO_GENERAL_P): New.
+ (HAVE_POST_MODIFY_DISP): New.
+ (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
+ (LEGITIMIZE_RELOAD_ADDRESS): New.
+ * config/mn10300/mn10300-protos.h: Update.
+
+ * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
+ DATA_REGS for AM33 stack-pointer destination.
+ (mn10300_preferred_output_reload_class): Likewise.
+ (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
+ into a form appropriate for ...
+ (TARGET_SECONDARY_RELOAD): New.
+ * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
+ * config/mn10300/mn10300-protos.h: Update.
+ * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
+ reload_insi; use the "A" constraint for the scratch; handle AM33
+ moves of sp to non-address registers.
+
+ * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
+ (*movqi_internal): ... here.
+ (*am33_movhi, *mn10300_movhi): Merge into...
+ (*movhi_internal): ... here.
+ (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A"
+ as the source/destination of moves from/to SP.
+ (movsf): Only allow for AM33-2.
+ (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
+ any integer constant constraint. Only allow for AM33-2. Tidy
+ all of the alternative outputs.
+ (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
+ (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow
+ for MN103.
+ (udivsi3, umodsi3): New patterns for MN103 only.
+
+2011-01-19 Joern Rennecke <amylaar@spamcop.net>
+
+ * doc/tm.texi.in: Spell out that a lack of register class unions
+ can lead to ICEs.
+ * doc/tm.texi: Regenerate.
+
+2011-01-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/47337
+ * dce.c (check_argument_store): New function.
+ (find_call_stack_args): Ignore debug insns. Use check_argument_store.
+
+ PR tree-optimization/47290
+ * tree-eh.c (infinite_empty_loop_p): New function.
+ (cleanup_empty_eh): Use it.
+
+2011-01-18 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/46997
+ * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
+ (a64_expand_widen_sum): Ditto.
+ * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
+ (vec_extract_evenodd_help): Ditto.
+ (vec_extract_evenv4hi): Ditto.
+ (vec_extract_oddv4hi): Ditto.
+ (vec_extract_evenv2si): Ditto.
+ (vec_extract_oddv2si): Ditto.
+ (vec_extract_evenv2sf): Ditto.
+ (vec_extract_oddv2sf): Ditto.
+ (vec_pack_trunc_v4hi: Ditto.
+ (vec_pack_trunc_v2si): Ditto.
+ (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
+ (vec_interleave_highv8qi): Ditto.
+ (mix1_r): Ditto.
+ (vec_extract_oddv8qi): Ditto.
+ (vec_interleave_lowv4hi): Ditto.
+ (vec_interleave_highv4hi): Ditto.
+ (vec_interleave_lowv2si): Ditto.
+ (vec_interleave_highv2si): Ditto.
+
+2011-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/extend.texi: Mention __float128 support on hppa HP-UX.
+ * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
+ * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h".
+ (pa_c_mode_for_suffix): New.
+ (TARGET_EXPAND_BUILTIN): Define.
+ (TARGET_C_MODE_FOR_SUFFIX): Define.
+ (pa_builtins): Define.
+ (pa_init_builtins): Register __float128 type and init new support
+ builtins.
+ * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
+ * config/pa/quadlib.c (_U_Qfcopysign): New.
+
+2011-01-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/46894
+ * explow.c (allocate_dynamic_stack_space): Do not assume more than
+ BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
+ are defined.
+
+2011-01-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ PR tree-optimization/47179
+ * config/spu/spu.c (spu_ref_may_alias_errno): New function.
+ (TARGET_REF_MAY_ALIAS_ERRNO): Define.
+
+2011-01-18 Richard Guenther <rguenther@suse.de>
+
+ PR rtl-optimization/47216
+ * emit-rtl.c: Include tree-flow.h.
+ (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
+ of replicating it with different semantics.
+ * Makefile.in (emit-rtl.o): Adjust.
+
+2011-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
+ include.
+ (cortex_a9_dp): Handle neon types correctly.
+
+2011-01-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/47299
+ * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
+ subtarget. Use normal multiplication if both operands are
+ constants.
+ * expmed.c (expand_widening_mult): Don't try to optimize constant
+ multiplication if op0 has VOIDmode. Convert op1 constant to mode
+ before using it.
+
+2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/lto.texi (LTO): Ensure two spaces after period. Fix
+ spacing after 'e.g.', typos, comma, hyphenation.
+
+2011-01-17 Richard Henderson <rth@redhat.com>
+
+ * config/rx/predicates.md (rx_constshift_operand): Use match_test.
+ (rx_restricted_mem_operand): New.
+ (rx_shift_operand): Use register_operand.
+ (rx_source_operand, rx_compare_operand): Likewise.
+ * config/rx/rx.md (addsi3_flags): New expander.
+ (adddi3): Rewrite as expander.
+ (adc_internal, *adc_flags, adddi3_internal): New patterns.
+ (subsi3_flags): New expander.
+ (subdi3): Rewrite as expander.
+ (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
+
+ * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
+ (rx_init_builtins): Remove sat builtin.
+ (rx_expand_builtin): Likewise.
+ * config/rx/rx.md (ssaddsi3): New.
+ (*sat): Rename from sat. Represent the CC_REG input.
+
+ * config/rx/predicates.md (rshift_operator): New.
+ * config/rx/rx.c (rx_expand_insv): Remove.
+ * config/rx/rx-protos.h: Update.
+ * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift
+ operand to the canonical position.
+ (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
+ (*bitclr, *bitclr_in_memory): Similarly.
+ (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
+ (insv): Retain the zero_extract in the expansion.
+
+ * config/rx/rx.md (bswapsi2): Use = not + for output reload.
+ (bswaphi2, bitinvert, revw): Likewise.
+
+ * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
+ (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
+ * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
+ (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
+ (bitset, bitset_in_memory): Likewise.
+ (bitinvert, bitinvert_in_memory): Likewise.
+ (bitclr, bitclr_in_memory): Likewise.
+ (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
+ (rx_strend, rx_cmpstrn): Likewise.
+ (rx_setmem): Likewise. Make the source BLKmode to match the dest.
+ (bitop peep2 patterns): Remove.
+
+ * config/rx/rx.c (rx_match_ccmode): New.
+ * config/rx/rx-protos.h: Update.
+ * config/rx/rx.md (abssi2): Clobber, don't set flags.
+ (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
+ (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
+ (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
+ (fix_truncsfsi2, floatsisf2): Likewise.
+ (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
+ (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
+ (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
+ (*subsi3_flags, *xorsi3_flags): New.
+
+ * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
+
+ * config/rx/rx.c (rx_print_operand): Remove workaround for
+ unsplit comparison operations.
+
+ * config/rx/rx.md (movsicc): Split after reload.
+ (*movsicc): Merge *movsieq and *movsine via match_operator.
+ (*stcc): New pattern.
+
+ * config/rx/rx.c (rx_float_compare_mode): Remove.
+ * config/rx/rx.h (rx_float_compare_mode): Remove.
+ * config/rx/rx.md (cstoresi4): Split after reload.
+ (*sccc): New pattern.
+
+ * config/rx/predicates.md (label_ref_operand): New.
+ (rx_z_comparison_operator): New.
+ (rx_zs_comparison_operator): New.
+ (rx_fp_comparison_operator): New.
+ * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
+ Validate that the flags are set properly for the comparison.
+ (rx_gen_cond_branch_template): Remove.
+ (rx_cc_modes_compatible): Remove.
+ (mode_from_flags): New.
+ (flags_from_code): Rename from flags_needed_for_conditional.
+ (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
+ (rx_select_cc_mode): Likewise.
+ (rx_split_fp_compare): New.
+ (rx_split_cbranch): New.
+ * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
+ (*cbranchsi4): Use match_operator and rx_split_cbranch.
+ (*cbranchsf4): Similarly.
+ (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>. Use
+ match_operator and rx_split_cbranch.
+ (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
+ tstbranchsi4m_ne. Use match_operator and rx_split_cbranch.
+ (*cmpsi): Rename from cmpsi.
+ (*tstsi): Rename from tstsi.
+ (*cmpsf): Rename from cmpsf; use CC_Fmode.
+ (*conditional_branch): Rename from conditional_branch.
+ (*reveresed_conditional_branch): Remove.
+ (b<code>): Remove expander.
+ * config/rx/rx-protos.h: Update.
+
+ * config/rx/rx.c (rx_compare_redundant): Remove.
+ * config/rx/rx.md (cmpsi): Don't use it.
+ * config/rx/rx-protos.h: Update.
+
+ * config/rx/rx-modes.def (CC_F): New mode.
+ * config/rx/rx.c (rx_select_cc_mode): New.
+ * config/rx/rx.h (SELECT_CC_MODE): Use it.
+ * config/rx/rx-protos.h: Update.
+
+2011-01-17 Richard Henderson <rth@redhat.com>
+
+ * except.c (dump_eh_tree): Fix stray ; after for statement.
+
+2011-01-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/47313
+ * tree-inline.c (tree_function_versioning): Move DECL_RESULT
+ handling before copying the body. Properly deal with
+ by-reference result in SSA form.
+
+2011-01-17 Ian Lance Taylor <iant@google.com>
+
+ PR target/47219
+ * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
+ (struct_value_alias_set): Don't define.
+ (sparc_option_override): Don't set sparc_sr_alias_set and
+ struct_value_alias_set.
+ (save_or_restore_regs): Use gen_frame_mem rather than calling
+ set_mem_alias_set.
+ (sparc_struct_value_rtx): Likewise.
+
+2011-01-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/47318
+ * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
+ __m128i.
+ (_mm_maskstore_pd): Likewise.
+ (_mm_maskload_ps): Likewise.
+ (_mm_maskstore_ps): Likewise.
+ (_mm256_maskload_pd): Change mask to __m256i.
+ (_mm256_maskstore_pd): Likewise.
+ (_mm256_maskload_ps): Likewise.
+ (_mm256_maskstore_ps): Likewise.
+
+ * config/i386/i386-builtin-types.def: Updated.
+ (ix86_expand_special_args_builtin): Likewise.
+
+ * config/i386/i386.c (bdesc_special_args): Update
+ __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
+ __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
+ __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
+ __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
+
+ * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
+ Use <avxpermvecmode> on mask register.
+ (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
+
+2011-01-17 Olivier Hainque <hainque@adacore.com>
+ Michael Haubenwallner <michael.haubenwallner@salomon.at>
+ Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/46655
+ * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
+ if <= USHRT_MAX in 32-bit mode.
+
+2011-01-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/install.texi (Configuration, Specific): Wrap long
+ lines in examples. Allow line wrapping in long options
+ and URLs where beneficial for PDF output.
+
+2011-01-16 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_classify_symbol): Don't return
+ SYMBOL_PC_RELATIVE for nonlocal labels.
+
+2011-01-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
+
+2011-01-15 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/47276
+ * ipa.c (function_and_variable_visibility): Do not try to mark alias
+ declarations as needed.
+
+2011-01-15 Martin Jambor <mjambor@suse.cz>
+
+ * common.opt (fdevirtualize): New flag.
+ * doc/invoke.texi (Option Summary): Document it.
+ * opts.c (default_options_table): Add devirtualize flag.
+ * ipa-prop.c (detect_type_change): Return immediately if
+ devirtualize flag is not set.
+ (detect_type_change_ssa): Likewise.
+ (compute_known_type_jump_func): Likewise.
+ (ipa_analyze_virtual_call_uses): Likewise.
+
+2011-01-14 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/45934
+ PR tree-optimization/46302
+ * ipa-prop.c (type_change_info): New type.
+ (stmt_may_be_vtbl_ptr_store): New function.
+ (check_stmt_for_type_change): Likewise.
+ (detect_type_change): Likewise.
+ (detect_type_change_ssa): Likewise.
+ (compute_complex_assign_jump_func): Check for dynamic type change.
+ (compute_complex_ancestor_jump_func): Likewise.
+ (compute_known_type_jump_func): Likewise.
+ (compute_scalar_jump_functions): Likewise.
+ (ipa_analyze_virtual_call_uses): Likewise.
+ (ipa_analyze_node): Push and pop cfun, set current_function_decl.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
+ * config/i386/i386.opt (msse5): New Alias.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
+ * config/sparc/linux64.h (CC1_SPEC): Likewise.
+ * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
+ * config/sparc/sparc.h (CC1_SPEC): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
+ -mcpu options.
+ * config/sparc/linux64.h (CC1_SPEC): Likewise.
+ * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
+ * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
+ * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
+ Likewise.
+ * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
+ -fvec-eabi.
+
+2011-01-14 Mike Stump <mikestump@comcast.net>
+
+ * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
+ * config/fr30/fr30.md: Likweise
+ (movsi_push): Likewise.
+ (movsi_pop): Likewise.
+ (enter_func): Likewise.
+ * config/moxie/moxie.md (movsi_push): Likewise.
+ (movsi_pop): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
+ %{no_archive} %{exact_version}.
+ * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
+ * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
+ %{no_archive} %{exact_version}.
+ * config/mips/openbsd.h (LINK_SPEC): Likewise.
+ * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
+ * config/mips/vxworks.h: Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/microblaze/microblaze.h (ASM_SPEC): Remove
+ %{microblaze1}.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
+ ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
+ -nodefaultlib.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
+ for mcpu not cpu.
+ * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
+ CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
+ not cpu.
+ (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
+ Don't handle -shlib.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
+ (CC1_SPEC): Don't handle -profile.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
+ * config/mips/mips.h (CC1_SPEC): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
+ * config/mips/mips.h (CC1_SPEC): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
+ * config/m32r/linux.h (LINK_SPEC): Likewise.
+ * config/mips/linux.h (LINK_SPEC): Likewise.
+ * config/mips/linux64.h (LINK_SPEC): Likewise.
+ * config/sparc/linux.h (LINK_SPEC): Likewise.
+ * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
+ LINK_SPEC): Likewise.
+ * config/xtensa/linux.h (LINK_SPEC): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
+ %{version:-v}.
+ * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
+ * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
+
+2011-01-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
+
+2011-01-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
+ supports -Bstatic/-Bdynamic.
+ * configure: Regenerate.
+
+2011-01-14 Jan Hubicka <jh@suse.cz>
+ Jack Howarth <howarth@bromo.med.uc.edu>
+
+ PR target/46037
+ * config/darwin.c (darwin_override_options): Honor flag_gtoggle
+ when checking debug_info_level. Test write_symbols instead of
+ debug_hooks->var_location when setting flag_var_tracking_uninit.
+
+2011-01-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/47179
+ * target.def (ref_may_alias_errno): New target hook.
+ * targhooks.h (default_ref_may_alias_errno): Declare.
+ * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
+ (default_ref_may_alias_errno): New function.
+ * target.h (struct ao_ref_s): Declare.
+ * tree-ssa-alias.c: Include target.h.
+ (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
+ * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
+ (targhooks.o): Likewise.
+ * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
+ * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
+
+2011-01-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER.
+
+2011-01-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/47280
+ * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
+ return CFG changes.
+ (tree_ssa_forward_propagate_single_use_vars): Deal with
+ CFG changes from associate_plusminus.
+
2011-01-14 Richard Guenther <rguenther@suse.de>
PR middle-end/47281
Revert
2011-01-11 Richard Guenther <rguenther@suse.de>
- PR tree-optimization/46076
- * tree-ssa.c (useless_type_conversion_p): Conversions from
- unprototyped to empty argument list function types are useless.
+ PR tree-optimization/46076
+ * tree-ssa.c (useless_type_conversion_p): Conversions from
+ unprototyped to empty argument list function types are useless.
2011-01-14 Richard Guenther <rguenther@suse.de>
PR tree-optimization/47286
- * tree-ssa-structalias.c (new_var_info): Register variables
- are global.
+ * tree-ssa-structalias.c (new_var_info): Register variables are global.
2011-01-14 Martin Jambor <mjambor@suse.cz>
2011-01-13 Jeff Law <law@redhat.com>
- * PR rtl-optimization/39077
+ PR rtl-optimization/39077
* doc/invoke.texi (max-gcse-insertion-ratio): Document.
* params.h (MAX_GCSE_INSERTION_RATIO): Define.
* params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2011-01-06 Eric Botcazou <ebotcazou@adacore.com>
PR debug/46704
- * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section
- only when it is not empty.
+ * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
+ when it is not empty.
2011-01-06 Changpeng Fang <changpeng.fang@amd.com>
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