X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FTarget%2FSystemZ%2FSystemZOperators.td;h=c70e662db4270988f62eca7afbfa75c24ca3aacb;hb=7d54c5b0f2d4923c58ba8cf70d0526cc24783fc6;hp=ff64ea8fa0b2d6c021af07bdf9f73a4a5d3286fb;hpb=842a1be06c53757e7498c9894abc1431b633a92f;p=oota-llvm.git diff --git a/lib/Target/SystemZ/SystemZOperators.td b/lib/Target/SystemZ/SystemZOperators.td index ff64ea8fa0b..c70e662db42 100644 --- a/lib/Target/SystemZ/SystemZOperators.td +++ b/lib/Target/SystemZ/SystemZOperators.td @@ -15,22 +15,29 @@ 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>, + [SDTCisVT<0, i32>, + SDTCisVT<1, i32>, SDTCisVT<2, OtherVT>]>; def SDT_ZSelectCCMask : SDTypeProfile<1, 4, [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, - SDTCisVT<3, i8>, - SDTCisVT<4, i8>]>; + SDTCisVT<3, i32>, + SDTCisVT<4, i32>]>; 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>, - SDTCisVT<1, i8>]>; + SDTCisVT<1, i32>]>; def SDT_ZGR128Binary32 : SDTypeProfile<1, 2, [SDTCisVT<0, untyped>, SDTCisVT<1, untyped>, @@ -70,7 +77,7 @@ def SDT_ZString : SDTypeProfile<1, 3, SDTCisVT<3, i32>]>; def SDT_ZI32Intrinsic : SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>; def SDT_ZPrefetch : SDTypeProfile<0, 2, - [SDTCisVT<0, i8>, + [SDTCisVT<0, i32>, SDTCisPtrTy<1>]>; //===----------------------------------------------------------------------===// @@ -94,8 +101,12 @@ 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_iabs : SDNode<"SystemZISD::IABS", SDTIntUnaryOp, []>; +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, @@ -109,6 +120,9 @@ def z_sdivrem64 : SDNode<"SystemZISD::SDIVREM64", SDT_ZGR128Binary64>; def z_udivrem32 : SDNode<"SystemZISD::UDIVREM32", SDT_ZGR128Binary32>; def z_udivrem64 : SDNode<"SystemZISD::UDIVREM64", SDT_ZGR128Binary64>; +def z_serialize : SDNode<"SystemZISD::SERIALIZE", SDTNone, + [SDNPHasChain, SDNPMayStore]>; + class AtomicWOp : SDNode<"SystemZISD::"##name, profile, [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; @@ -130,6 +144,18 @@ 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, @@ -150,6 +176,20 @@ def z_prefetch : SDNode<"SystemZISD::PREFETCH", SDT_ZPrefetch, // 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(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(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)>; @@ -164,6 +204,36 @@ 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(N)->getExtensionType(); + return Type == ISD::EXTLOAD || Type == ISD::SEXTLOAD; +}]>; +def asextloadi8 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{ + return cast(N)->getMemoryVT() == MVT::i8; +}]>; +def asextloadi16 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{ + return cast(N)->getMemoryVT() == MVT::i16; +}]>; +def asextloadi32 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{ + return cast(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(N)->getExtensionType(); + return Type == ISD::EXTLOAD || Type == ISD::ZEXTLOAD; +}]>; +def azextloadi8 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{ + return cast(N)->getMemoryVT() == MVT::i8; +}]>; +def azextloadi16 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{ + return cast(N)->getMemoryVT() == MVT::i16; +}]>; +def azextloadi32 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{ + return cast(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(N)->getExtensionType() != ISD::NON_EXTLOAD; @@ -181,19 +251,19 @@ def anyextloadi32 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{ // Aligned loads. class AlignedLoad : PatFrag<(ops node:$addr), (load node:$addr), [{ - LoadSDNode *Load = cast(N); + auto *Load = cast(N); return Load->getAlignment() >= Load->getMemoryVT().getStoreSize(); }]>; -def aligned_load : AlignedLoad; -def aligned_sextloadi16 : AlignedLoad; -def aligned_sextloadi32 : AlignedLoad; -def aligned_zextloadi16 : AlignedLoad; -def aligned_zextloadi32 : AlignedLoad; +def aligned_load : AlignedLoad; +def aligned_asextloadi16 : AlignedLoad; +def aligned_asextloadi32 : AlignedLoad; +def aligned_azextloadi16 : AlignedLoad; +def aligned_azextloadi32 : AlignedLoad; // Aligned stores. class AlignedStore : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{ - StoreSDNode *Store = cast(N); + auto *Store = cast(N); return Store->getAlignment() >= Store->getMemoryVT().getStoreSize(); }]>; def aligned_store : AlignedStore; @@ -204,7 +274,7 @@ def aligned_truncstorei32 : AlignedStore; // location multiple times. class NonvolatileLoad : PatFrag<(ops node:$addr), (load node:$addr), [{ - LoadSDNode *Load = cast(N); + auto *Load = cast(N); return !Load->isVolatile(); }]>; def nonvolatile_load : NonvolatileLoad; @@ -215,7 +285,7 @@ def nonvolatile_anyextloadi32 : NonvolatileLoad; // Non-volatile stores. class NonvolatileStore : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{ - StoreSDNode *Store = cast(N); + auto *Store = cast(N); return !Store->isVolatile(); }]>; def nonvolatile_store : NonvolatileStore; @@ -223,6 +293,31 @@ def nonvolatile_truncstorei8 : NonvolatileStore; def nonvolatile_truncstorei16 : NonvolatileStore; def nonvolatile_truncstorei32 : NonvolatileStore; +// 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 { + 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; +defm block_or : block_op; +defm block_xor : block_op; + // Insertions. def inserti8 : PatFrag<(ops node:$src1, node:$src2), (or (and node:$src1, -256), node:$src2)>; @@ -255,6 +350,9 @@ def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2), APInt::getLowBitsSet(BitWidth, 8)); }]>; +// Negative integer absolute. +def z_inegabs : PatFrag<(ops node:$src), (ineg (z_iabs node:$src))>; + // 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))),