diff options
Diffstat (limited to 'lib/Target/SystemZ/SystemZOperators.td')
| -rw-r--r-- | lib/Target/SystemZ/SystemZOperators.td | 155 |
1 files changed, 145 insertions, 10 deletions
diff --git a/lib/Target/SystemZ/SystemZOperators.td b/lib/Target/SystemZ/SystemZOperators.td index 6a3af2b..31cabaa 100644 --- a/lib/Target/SystemZ/SystemZOperators.td +++ b/lib/Target/SystemZ/SystemZOperators.td @@ -15,6 +15,9 @@ def SDT_CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i64>, SDTCisVT<1, i64>]>; def SDT_ZCall : SDTypeProfile<0, -1, [SDTCisPtrTy<0>]>; def SDT_ZCmp : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>; +def SDT_ZICmp : SDTypeProfile<0, 3, + [SDTCisSameAs<0, 1>, + SDTCisVT<2, i32>]>; def SDT_ZBRCCMask : SDTypeProfile<0, 3, [SDTCisVT<0, i8>, SDTCisVT<1, i8>, @@ -27,6 +30,10 @@ def SDT_ZSelectCCMask : SDTypeProfile<1, 4, def SDT_ZWrapPtr : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>; +def SDT_ZWrapOffset : SDTypeProfile<1, 2, + [SDTCisSameAs<0, 1>, + SDTCisSameAs<0, 2>, + SDTCisPtrTy<0>]>; def SDT_ZAdjDynAlloc : SDTypeProfile<1, 0, [SDTCisVT<0, i64>]>; def SDT_ZExtractAccess : SDTypeProfile<1, 1, [SDTCisVT<0, i32>, @@ -54,10 +61,24 @@ def SDT_ZAtomicCmpSwapW : SDTypeProfile<1, 6, SDTCisVT<4, i32>, SDTCisVT<5, i32>, SDTCisVT<6, i32>]>; -def SDT_ZCopy : SDTypeProfile<0, 3, +def SDT_ZMemMemLength : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisPtrTy<1>, - SDTCisVT<2, i32>]>; + SDTCisVT<2, i64>]>; +def SDT_ZMemMemLoop : SDTypeProfile<0, 4, + [SDTCisPtrTy<0>, + SDTCisPtrTy<1>, + SDTCisVT<2, i64>, + SDTCisVT<3, i64>]>; +def SDT_ZString : SDTypeProfile<1, 3, + [SDTCisPtrTy<0>, + SDTCisPtrTy<1>, + SDTCisPtrTy<2>, + SDTCisVT<3, i32>]>; +def SDT_ZI32Intrinsic : SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>; +def SDT_ZPrefetch : SDTypeProfile<0, 2, + [SDTCisVT<0, i8>, + SDTCisPtrTy<1>]>; //===----------------------------------------------------------------------===// // Node definitions @@ -76,9 +97,15 @@ def z_retflag : SDNode<"SystemZISD::RET_FLAG", SDTNone, def z_call : SDNode<"SystemZISD::CALL", SDT_ZCall, [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, SDNPVariadic]>; +def z_sibcall : SDNode<"SystemZISD::SIBCALL", SDT_ZCall, + [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, + SDNPVariadic]>; def z_pcrel_wrapper : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>; -def z_cmp : SDNode<"SystemZISD::CMP", SDT_ZCmp, [SDNPOutGlue]>; -def z_ucmp : SDNode<"SystemZISD::UCMP", SDT_ZCmp, [SDNPOutGlue]>; +def z_pcrel_offset : SDNode<"SystemZISD::PCREL_OFFSET", + SDT_ZWrapOffset, []>; +def z_icmp : SDNode<"SystemZISD::ICMP", SDT_ZICmp, [SDNPOutGlue]>; +def z_fcmp : SDNode<"SystemZISD::FCMP", SDT_ZCmp, [SDNPOutGlue]>; +def z_tm : SDNode<"SystemZISD::TM", SDT_ZICmp, [SDNPOutGlue]>; def z_br_ccmask : SDNode<"SystemZISD::BR_CCMASK", SDT_ZBRCCMask, [SDNPHasChain, SDNPInGlue]>; def z_select_ccmask : SDNode<"SystemZISD::SELECT_CCMASK", SDT_ZSelectCCMask, @@ -109,13 +136,56 @@ def z_atomic_loadw_umin : AtomicWOp<"ATOMIC_LOADW_UMIN">; def z_atomic_loadw_umax : AtomicWOp<"ATOMIC_LOADW_UMAX">; def z_atomic_cmp_swapw : AtomicWOp<"ATOMIC_CMP_SWAPW", SDT_ZAtomicCmpSwapW>; -def z_mvc : SDNode<"SystemZISD::MVC", SDT_ZCopy, +def z_mvc : SDNode<"SystemZISD::MVC", SDT_ZMemMemLength, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_mvc_loop : SDNode<"SystemZISD::MVC_LOOP", SDT_ZMemMemLoop, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_nc : SDNode<"SystemZISD::NC", SDT_ZMemMemLength, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_nc_loop : SDNode<"SystemZISD::NC_LOOP", SDT_ZMemMemLoop, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_oc : SDNode<"SystemZISD::OC", SDT_ZMemMemLength, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_oc_loop : SDNode<"SystemZISD::OC_LOOP", SDT_ZMemMemLoop, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_xc : SDNode<"SystemZISD::XC", SDT_ZMemMemLength, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_xc_loop : SDNode<"SystemZISD::XC_LOOP", SDT_ZMemMemLoop, + [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_clc : SDNode<"SystemZISD::CLC", SDT_ZMemMemLength, + [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>; +def z_clc_loop : SDNode<"SystemZISD::CLC_LOOP", SDT_ZMemMemLoop, + [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>; +def z_strcmp : SDNode<"SystemZISD::STRCMP", SDT_ZString, + [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>; +def z_stpcpy : SDNode<"SystemZISD::STPCPY", SDT_ZString, [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>; +def z_search_string : SDNode<"SystemZISD::SEARCH_STRING", SDT_ZString, + [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>; +def z_ipm : SDNode<"SystemZISD::IPM", SDT_ZI32Intrinsic, + [SDNPInGlue]>; +def z_prefetch : SDNode<"SystemZISD::PREFETCH", SDT_ZPrefetch, + [SDNPHasChain, SDNPMayLoad, SDNPMayStore, + SDNPMemOperand]>; //===----------------------------------------------------------------------===// // Pattern fragments //===----------------------------------------------------------------------===// +// Signed and unsigned comparisons. +def z_scmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{ + unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue(); + return Type != SystemZICMP::UnsignedOnly; +}]>; +def z_ucmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{ + unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue(); + return Type != SystemZICMP::SignedOnly; +}]>; + +// Register- and memory-based TEST UNDER MASK. +def z_tm_reg : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, imm)>; +def z_tm_mem : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, 0)>; + // Register sign-extend operations. Sub-32-bit values are represented as i32s. def sext8 : PatFrag<(ops node:$src), (sext_inreg node:$src, i8)>; def sext16 : PatFrag<(ops node:$src), (sext_inreg node:$src, i16)>; @@ -130,6 +200,36 @@ def zext32 : PatFrag<(ops node:$src), (zext (i32 node:$src))>; def loadf32 : PatFrag<(ops node:$src), (f32 (load node:$src))>; def loadf64 : PatFrag<(ops node:$src), (f64 (load node:$src))>; +// Extending loads in which the extension type can be signed. +def asextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ + unsigned Type = cast<LoadSDNode>(N)->getExtensionType(); + return Type == ISD::EXTLOAD || Type == ISD::SEXTLOAD; +}]>; +def asextloadi8 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{ + return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8; +}]>; +def asextloadi16 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{ + return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16; +}]>; +def asextloadi32 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{ + return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32; +}]>; + +// Extending loads in which the extension type can be unsigned. +def azextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ + unsigned Type = cast<LoadSDNode>(N)->getExtensionType(); + return Type == ISD::EXTLOAD || Type == ISD::ZEXTLOAD; +}]>; +def azextloadi8 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{ + return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8; +}]>; +def azextloadi16 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{ + return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16; +}]>; +def azextloadi32 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{ + return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32; +}]>; + // Extending loads in which the extension type doesn't matter. def anyextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ return cast<LoadSDNode>(N)->getExtensionType() != ISD::NON_EXTLOAD; @@ -150,11 +250,11 @@ class AlignedLoad<SDPatternOperator load> LoadSDNode *Load = cast<LoadSDNode>(N); return Load->getAlignment() >= Load->getMemoryVT().getStoreSize(); }]>; -def aligned_load : AlignedLoad<load>; -def aligned_sextloadi16 : AlignedLoad<sextloadi16>; -def aligned_sextloadi32 : AlignedLoad<sextloadi32>; -def aligned_zextloadi16 : AlignedLoad<zextloadi16>; -def aligned_zextloadi32 : AlignedLoad<zextloadi32>; +def aligned_load : AlignedLoad<load>; +def aligned_asextloadi16 : AlignedLoad<asextloadi16>; +def aligned_asextloadi32 : AlignedLoad<asextloadi32>; +def aligned_azextloadi16 : AlignedLoad<azextloadi16>; +def aligned_azextloadi32 : AlignedLoad<azextloadi32>; // Aligned stores. class AlignedStore<SDPatternOperator store> @@ -189,6 +289,31 @@ def nonvolatile_truncstorei8 : NonvolatileStore<truncstorei8>; def nonvolatile_truncstorei16 : NonvolatileStore<truncstorei16>; def nonvolatile_truncstorei32 : NonvolatileStore<truncstorei32>; +// A store of a load that can be implemented using MVC. +def mvc_store : PatFrag<(ops node:$value, node:$addr), + (unindexedstore node:$value, node:$addr), + [{ return storeLoadCanUseMVC(N); }]>; + +// Binary read-modify-write operations on memory in which the other +// operand is also memory and for which block operations like NC can +// be used. There are two patterns for each operator, depending on +// which operand contains the "other" load. +multiclass block_op<SDPatternOperator operator> { + def "1" : PatFrag<(ops node:$value, node:$addr), + (unindexedstore (operator node:$value, + (unindexedload node:$addr)), + node:$addr), + [{ return storeLoadCanUseBlockBinary(N, 0); }]>; + def "2" : PatFrag<(ops node:$value, node:$addr), + (unindexedstore (operator (unindexedload node:$addr), + node:$value), + node:$addr), + [{ return storeLoadCanUseBlockBinary(N, 1); }]>; +} +defm block_and : block_op<and>; +defm block_or : block_op<or>; +defm block_xor : block_op<xor>; + // Insertions. def inserti8 : PatFrag<(ops node:$src1, node:$src2), (or (and node:$src1, -256), node:$src2)>; @@ -221,6 +346,16 @@ def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2), APInt::getLowBitsSet(BitWidth, 8)); }]>; +// Integer absolute, matching the canonical form generated by DAGCombiner. +def z_iabs32 : PatFrag<(ops node:$src), + (xor (add node:$src, (sra node:$src, (i32 31))), + (sra node:$src, (i32 31)))>; +def z_iabs64 : PatFrag<(ops node:$src), + (xor (add node:$src, (sra node:$src, (i32 63))), + (sra node:$src, (i32 63)))>; +def z_inegabs32 : PatFrag<(ops node:$src), (ineg (z_iabs32 node:$src))>; +def z_inegabs64 : PatFrag<(ops node:$src), (ineg (z_iabs64 node:$src))>; + // Fused multiply-add and multiply-subtract, but with the order of the // operands matching SystemZ's MA and MS instructions. def z_fma : PatFrag<(ops node:$src1, node:$src2, node:$src3), |