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-rw-r--r--lib/Target/SystemZ/SystemZISelDAGToDAG.cpp109
-rw-r--r--lib/Target/SystemZ/SystemZISelLowering.cpp21
-rw-r--r--lib/Target/SystemZ/SystemZISelLowering.h12
-rw-r--r--lib/Target/SystemZ/SystemZOperands.td3
-rw-r--r--lib/Target/SystemZ/SystemZOperators.td6
5 files changed, 92 insertions, 59 deletions
diff --git a/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp b/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
index d717408..a97449a 100644
--- a/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
+++ b/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp
@@ -128,7 +128,7 @@ class SystemZDAGToDAGISel : public SelectionDAGISel {
const SystemZSubtarget &Subtarget;
// Used by SystemZOperands.td to create integer constants.
- inline SDValue getImm(const SDNode *Node, uint64_t Imm) {
+ inline SDValue getImm(const SDNode *Node, uint64_t Imm) const {
return CurDAG->getTargetConstant(Imm, Node->getValueType(0));
}
@@ -142,39 +142,39 @@ class SystemZDAGToDAGISel : public SelectionDAGISel {
// Try to fold more of the base or index of AM into AM, where IsBase
// selects between the base and index.
- bool expandAddress(SystemZAddressingMode &AM, bool IsBase);
+ bool expandAddress(SystemZAddressingMode &AM, bool IsBase) const;
// Try to describe N in AM, returning true on success.
- bool selectAddress(SDValue N, SystemZAddressingMode &AM);
+ bool selectAddress(SDValue N, SystemZAddressingMode &AM) const;
// Extract individual target operands from matched address AM.
void getAddressOperands(const SystemZAddressingMode &AM, EVT VT,
- SDValue &Base, SDValue &Disp);
+ SDValue &Base, SDValue &Disp) const;
void getAddressOperands(const SystemZAddressingMode &AM, EVT VT,
- SDValue &Base, SDValue &Disp, SDValue &Index);
+ SDValue &Base, SDValue &Disp, SDValue &Index) const;
// Try to match Addr as a FormBD address with displacement type DR.
// Return true on success, storing the base and displacement in
// Base and Disp respectively.
bool selectBDAddr(SystemZAddressingMode::DispRange DR, SDValue Addr,
- SDValue &Base, SDValue &Disp);
+ SDValue &Base, SDValue &Disp) const;
// Try to match Addr as a FormBDX address with displacement type DR.
// Return true on success and if the result had no index. Store the
// base and displacement in Base and Disp respectively.
bool selectMVIAddr(SystemZAddressingMode::DispRange DR, SDValue Addr,
- SDValue &Base, SDValue &Disp);
+ SDValue &Base, SDValue &Disp) const;
// Try to match Addr as a FormBDX* address of form Form with
// displacement type DR. Return true on success, storing the base,
// displacement and index in Base, Disp and Index respectively.
bool selectBDXAddr(SystemZAddressingMode::AddrForm Form,
SystemZAddressingMode::DispRange DR, SDValue Addr,
- SDValue &Base, SDValue &Disp, SDValue &Index);
+ SDValue &Base, SDValue &Disp, SDValue &Index) const;
// PC-relative address matching routines used by SystemZOperands.td.
- bool selectPCRelAddress(SDValue Addr, SDValue &Target) {
- if (Addr.getOpcode() == SystemZISD::PCREL_WRAPPER) {
+ bool selectPCRelAddress(SDValue Addr, SDValue &Target) const {
+ if (SystemZISD::isPCREL(Addr.getOpcode())) {
Target = Addr.getOperand(0);
return true;
}
@@ -182,72 +182,72 @@ class SystemZDAGToDAGISel : public SelectionDAGISel {
}
// BD matching routines used by SystemZOperands.td.
- bool selectBDAddr12Only(SDValue Addr, SDValue &Base, SDValue &Disp) {
+ bool selectBDAddr12Only(SDValue Addr, SDValue &Base, SDValue &Disp) const {
return selectBDAddr(SystemZAddressingMode::Disp12Only, Addr, Base, Disp);
}
- bool selectBDAddr12Pair(SDValue Addr, SDValue &Base, SDValue &Disp) {
+ bool selectBDAddr12Pair(SDValue Addr, SDValue &Base, SDValue &Disp) const {
return selectBDAddr(SystemZAddressingMode::Disp12Pair, Addr, Base, Disp);
}
- bool selectBDAddr20Only(SDValue Addr, SDValue &Base, SDValue &Disp) {
+ bool selectBDAddr20Only(SDValue Addr, SDValue &Base, SDValue &Disp) const {
return selectBDAddr(SystemZAddressingMode::Disp20Only, Addr, Base, Disp);
}
- bool selectBDAddr20Pair(SDValue Addr, SDValue &Base, SDValue &Disp) {
+ bool selectBDAddr20Pair(SDValue Addr, SDValue &Base, SDValue &Disp) const {
return selectBDAddr(SystemZAddressingMode::Disp20Pair, Addr, Base, Disp);
}
// MVI matching routines used by SystemZOperands.td.
- bool selectMVIAddr12Pair(SDValue Addr, SDValue &Base, SDValue &Disp) {
+ bool selectMVIAddr12Pair(SDValue Addr, SDValue &Base, SDValue &Disp) const {
return selectMVIAddr(SystemZAddressingMode::Disp12Pair, Addr, Base, Disp);
}
- bool selectMVIAddr20Pair(SDValue Addr, SDValue &Base, SDValue &Disp) {
+ bool selectMVIAddr20Pair(SDValue Addr, SDValue &Base, SDValue &Disp) const {
return selectMVIAddr(SystemZAddressingMode::Disp20Pair, Addr, Base, Disp);
}
// BDX matching routines used by SystemZOperands.td.
bool selectBDXAddr12Only(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXNormal,
SystemZAddressingMode::Disp12Only,
Addr, Base, Disp, Index);
}
bool selectBDXAddr12Pair(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXNormal,
SystemZAddressingMode::Disp12Pair,
Addr, Base, Disp, Index);
}
bool selectDynAlloc12Only(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXDynAlloc,
SystemZAddressingMode::Disp12Only,
Addr, Base, Disp, Index);
}
bool selectBDXAddr20Only(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXNormal,
SystemZAddressingMode::Disp20Only,
Addr, Base, Disp, Index);
}
bool selectBDXAddr20Only128(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXNormal,
SystemZAddressingMode::Disp20Only128,
Addr, Base, Disp, Index);
}
bool selectBDXAddr20Pair(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXNormal,
SystemZAddressingMode::Disp20Pair,
Addr, Base, Disp, Index);
}
bool selectLAAddr12Pair(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXLA,
SystemZAddressingMode::Disp12Pair,
Addr, Base, Disp, Index);
}
bool selectLAAddr20Pair(SDValue Addr, SDValue &Base, SDValue &Disp,
- SDValue &Index) {
+ SDValue &Index) const {
return selectBDXAddr(SystemZAddressingMode::FormBDXLA,
SystemZAddressingMode::Disp20Pair,
Addr, Base, Disp, Index);
@@ -256,21 +256,21 @@ class SystemZDAGToDAGISel : public SelectionDAGISel {
// Check whether (or Op (and X InsertMask)) is effectively an insertion
// of X into bits InsertMask of some Y != Op. Return true if so and
// set Op to that Y.
- bool detectOrAndInsertion(SDValue &Op, uint64_t InsertMask);
+ bool detectOrAndInsertion(SDValue &Op, uint64_t InsertMask) const;
// Try to update RxSBG so that only the bits of RxSBG.Input in Mask are used.
// Return true on success.
- bool refineRxSBGMask(RxSBGOperands &RxSBG, uint64_t Mask);
+ bool refineRxSBGMask(RxSBGOperands &RxSBG, uint64_t Mask) const;
// Try to fold some of RxSBG.Input into other fields of RxSBG.
// Return true on success.
- bool expandRxSBG(RxSBGOperands &RxSBG);
+ bool expandRxSBG(RxSBGOperands &RxSBG) const;
// Return an undefined i64 value.
- SDValue getUNDEF64(SDLoc DL);
+ SDValue getUNDEF64(SDLoc DL) const;
// Convert N to VT, if it isn't already.
- SDValue convertTo(SDLoc DL, EVT VT, SDValue N);
+ SDValue convertTo(SDLoc DL, EVT VT, SDValue N) const;
// Try to implement AND or shift node N using RISBG with the zero flag set.
// Return the selected node on success, otherwise return null.
@@ -384,9 +384,9 @@ static bool expandIndex(SystemZAddressingMode &AM, SDValue Base,
// The base or index of AM is equivalent to Op0 + Op1, where IsBase selects
// between the base and index. Try to fold Op1 into AM's displacement.
static bool expandDisp(SystemZAddressingMode &AM, bool IsBase,
- SDValue Op0, ConstantSDNode *Op1) {
+ SDValue Op0, uint64_t Op1) {
// First try adjusting the displacement.
- int64_t TestDisp = AM.Disp + Op1->getSExtValue();
+ int64_t TestDisp = AM.Disp + Op1;
if (selectDisp(AM.DR, TestDisp)) {
changeComponent(AM, IsBase, Op0);
AM.Disp = TestDisp;
@@ -399,7 +399,7 @@ static bool expandDisp(SystemZAddressingMode &AM, bool IsBase,
}
bool SystemZDAGToDAGISel::expandAddress(SystemZAddressingMode &AM,
- bool IsBase) {
+ bool IsBase) const {
SDValue N = IsBase ? AM.Base : AM.Index;
unsigned Opcode = N.getOpcode();
if (Opcode == ISD::TRUNCATE) {
@@ -419,13 +419,23 @@ bool SystemZDAGToDAGISel::expandAddress(SystemZAddressingMode &AM,
return expandAdjDynAlloc(AM, IsBase, Op0);
if (Op0Code == ISD::Constant)
- return expandDisp(AM, IsBase, Op1, cast<ConstantSDNode>(Op0));
+ return expandDisp(AM, IsBase, Op1,
+ cast<ConstantSDNode>(Op0)->getSExtValue());
if (Op1Code == ISD::Constant)
- return expandDisp(AM, IsBase, Op0, cast<ConstantSDNode>(Op1));
+ return expandDisp(AM, IsBase, Op0,
+ cast<ConstantSDNode>(Op1)->getSExtValue());
if (IsBase && expandIndex(AM, Op0, Op1))
return true;
}
+ if (Opcode == SystemZISD::PCREL_OFFSET) {
+ SDValue Full = N.getOperand(0);
+ SDValue Base = N.getOperand(1);
+ SDValue Anchor = Base.getOperand(0);
+ uint64_t Offset = (cast<GlobalAddressSDNode>(Full)->getOffset() -
+ cast<GlobalAddressSDNode>(Anchor)->getOffset());
+ return expandDisp(AM, IsBase, Base, Offset);
+ }
return false;
}
@@ -504,14 +514,15 @@ static bool shouldUseLA(SDNode *Base, int64_t Disp, SDNode *Index) {
// Return true if Addr is suitable for AM, updating AM if so.
bool SystemZDAGToDAGISel::selectAddress(SDValue Addr,
- SystemZAddressingMode &AM) {
+ SystemZAddressingMode &AM) const {
// Start out assuming that the address will need to be loaded separately,
// then try to extend it as much as we can.
AM.Base = Addr;
// First try treating the address as a constant.
if (Addr.getOpcode() == ISD::Constant &&
- expandDisp(AM, true, SDValue(), cast<ConstantSDNode>(Addr)))
+ expandDisp(AM, true, SDValue(),
+ cast<ConstantSDNode>(Addr)->getSExtValue()))
;
else
// Otherwise try expanding each component.
@@ -551,7 +562,7 @@ static void insertDAGNode(SelectionDAG *DAG, SDNode *Pos, SDValue N) {
void SystemZDAGToDAGISel::getAddressOperands(const SystemZAddressingMode &AM,
EVT VT, SDValue &Base,
- SDValue &Disp) {
+ SDValue &Disp) const {
Base = AM.Base;
if (!Base.getNode())
// Register 0 means "no base". This is mostly useful for shifts.
@@ -576,7 +587,8 @@ void SystemZDAGToDAGISel::getAddressOperands(const SystemZAddressingMode &AM,
void SystemZDAGToDAGISel::getAddressOperands(const SystemZAddressingMode &AM,
EVT VT, SDValue &Base,
- SDValue &Disp, SDValue &Index) {
+ SDValue &Disp,
+ SDValue &Index) const {
getAddressOperands(AM, VT, Base, Disp);
Index = AM.Index;
@@ -587,7 +599,7 @@ void SystemZDAGToDAGISel::getAddressOperands(const SystemZAddressingMode &AM,
bool SystemZDAGToDAGISel::selectBDAddr(SystemZAddressingMode::DispRange DR,
SDValue Addr, SDValue &Base,
- SDValue &Disp) {
+ SDValue &Disp) const {
SystemZAddressingMode AM(SystemZAddressingMode::FormBD, DR);
if (!selectAddress(Addr, AM))
return false;
@@ -598,7 +610,7 @@ bool SystemZDAGToDAGISel::selectBDAddr(SystemZAddressingMode::DispRange DR,
bool SystemZDAGToDAGISel::selectMVIAddr(SystemZAddressingMode::DispRange DR,
SDValue Addr, SDValue &Base,
- SDValue &Disp) {
+ SDValue &Disp) const {
SystemZAddressingMode AM(SystemZAddressingMode::FormBDXNormal, DR);
if (!selectAddress(Addr, AM) || AM.Index.getNode())
return false;
@@ -610,7 +622,7 @@ bool SystemZDAGToDAGISel::selectMVIAddr(SystemZAddressingMode::DispRange DR,
bool SystemZDAGToDAGISel::selectBDXAddr(SystemZAddressingMode::AddrForm Form,
SystemZAddressingMode::DispRange DR,
SDValue Addr, SDValue &Base,
- SDValue &Disp, SDValue &Index) {
+ SDValue &Disp, SDValue &Index) const {
SystemZAddressingMode AM(Form, DR);
if (!selectAddress(Addr, AM))
return false;
@@ -620,7 +632,7 @@ bool SystemZDAGToDAGISel::selectBDXAddr(SystemZAddressingMode::AddrForm Form,
}
bool SystemZDAGToDAGISel::detectOrAndInsertion(SDValue &Op,
- uint64_t InsertMask) {
+ uint64_t InsertMask) const {
// We're only interested in cases where the insertion is into some operand
// of Op, rather than into Op itself. The only useful case is an AND.
if (Op.getOpcode() != ISD::AND)
@@ -651,7 +663,8 @@ bool SystemZDAGToDAGISel::detectOrAndInsertion(SDValue &Op,
return true;
}
-bool SystemZDAGToDAGISel::refineRxSBGMask(RxSBGOperands &RxSBG, uint64_t Mask) {
+bool SystemZDAGToDAGISel::refineRxSBGMask(RxSBGOperands &RxSBG,
+ uint64_t Mask) const {
const SystemZInstrInfo *TII = getInstrInfo();
if (RxSBG.Rotate != 0)
Mask = (Mask << RxSBG.Rotate) | (Mask >> (64 - RxSBG.Rotate));
@@ -682,7 +695,7 @@ static bool shiftedInBitsMatter(RxSBGOperands &RxSBG, uint64_t Count,
return (ShiftedIn & RxSBG.Mask) != 0;
}
-bool SystemZDAGToDAGISel::expandRxSBG(RxSBGOperands &RxSBG) {
+bool SystemZDAGToDAGISel::expandRxSBG(RxSBGOperands &RxSBG) const {
SDValue N = RxSBG.Input;
unsigned Opcode = N.getOpcode();
switch (Opcode) {
@@ -808,12 +821,12 @@ bool SystemZDAGToDAGISel::expandRxSBG(RxSBGOperands &RxSBG) {
}
}
-SDValue SystemZDAGToDAGISel::getUNDEF64(SDLoc DL) {
+SDValue SystemZDAGToDAGISel::getUNDEF64(SDLoc DL) const {
SDNode *N = CurDAG->getMachineNode(TargetOpcode::IMPLICIT_DEF, DL, MVT::i64);
return SDValue(N, 0);
}
-SDValue SystemZDAGToDAGISel::convertTo(SDLoc DL, EVT VT, SDValue N) {
+SDValue SystemZDAGToDAGISel::convertTo(SDLoc DL, EVT VT, SDValue N) const {
if (N.getValueType() == MVT::i32 && VT == MVT::i64)
return CurDAG->getTargetInsertSubreg(SystemZ::subreg_32bit,
DL, VT, getUNDEF64(DL), N);
@@ -970,10 +983,10 @@ bool SystemZDAGToDAGISel::storeLoadCanUseMVC(SDNode *N) const {
uint64_t Size = Load->getMemoryVT().getStoreSize();
if (Size > 1 && Size <= 8) {
// Prefer LHRL, LRL and LGRL.
- if (Load->getBasePtr().getOpcode() == SystemZISD::PCREL_WRAPPER)
+ if (SystemZISD::isPCREL(Load->getBasePtr().getOpcode()))
return false;
// Prefer STHRL, STRL and STGRL.
- if (Store->getBasePtr().getOpcode() == SystemZISD::PCREL_WRAPPER)
+ if (SystemZISD::isPCREL(Store->getBasePtr().getOpcode()))
return false;
}
diff --git a/lib/Target/SystemZ/SystemZISelLowering.cpp b/lib/Target/SystemZ/SystemZISelLowering.cpp
index 704c4e5..ff4e7ca 100644
--- a/lib/Target/SystemZ/SystemZISelLowering.cpp
+++ b/lib/Target/SystemZ/SystemZISelLowering.cpp
@@ -1440,18 +1440,18 @@ SDValue SystemZTargetLowering::lowerGlobalAddress(GlobalAddressSDNode *Node,
SDValue Result;
if (Subtarget.isPC32DBLSymbol(GV, RM, CM)) {
- // Make sure that the offset is aligned to a halfword. If it isn't,
- // create an "anchor" at the previous 12-bit boundary.
- // FIXME check whether there is a better way of handling this.
- if (Offset & 1) {
- Result = DAG.getTargetGlobalAddress(GV, DL, PtrVT,
- Offset & ~uint64_t(0xfff));
- Offset &= 0xfff;
- } else {
- Result = DAG.getTargetGlobalAddress(GV, DL, PtrVT, Offset);
+ // Assign anchors at 1<<12 byte boundaries.
+ uint64_t Anchor = Offset & ~uint64_t(0xfff);
+ Result = DAG.getTargetGlobalAddress(GV, DL, PtrVT, Anchor);
+ Result = DAG.getNode(SystemZISD::PCREL_WRAPPER, DL, PtrVT, Result);
+
+ // The offset can be folded into the address if it is aligned to a halfword.
+ Offset -= Anchor;
+ if (Offset != 0 && (Offset & 1) == 0) {
+ SDValue Full = DAG.getTargetGlobalAddress(GV, DL, PtrVT, Anchor + Offset);
+ Result = DAG.getNode(SystemZISD::PCREL_OFFSET, DL, PtrVT, Full, Result);
Offset = 0;
}
- Result = DAG.getNode(SystemZISD::PCREL_WRAPPER, DL, PtrVT, Result);
} else {
Result = DAG.getTargetGlobalAddress(GV, DL, PtrVT, 0, SystemZII::MO_GOT);
Result = DAG.getNode(SystemZISD::PCREL_WRAPPER, DL, PtrVT, Result);
@@ -2046,6 +2046,7 @@ const char *SystemZTargetLowering::getTargetNodeName(unsigned Opcode) const {
OPCODE(CALL);
OPCODE(SIBCALL);
OPCODE(PCREL_WRAPPER);
+ OPCODE(PCREL_OFFSET);
OPCODE(ICMP);
OPCODE(FCMP);
OPCODE(TM);
diff --git a/lib/Target/SystemZ/SystemZISelLowering.h b/lib/Target/SystemZ/SystemZISelLowering.h
index 9822463..3f272c3 100644
--- a/lib/Target/SystemZ/SystemZISelLowering.h
+++ b/lib/Target/SystemZ/SystemZISelLowering.h
@@ -38,6 +38,13 @@ namespace SystemZISD {
// accesses (LARL). Operand 0 is the address.
PCREL_WRAPPER,
+ // Used in cases where an offset is applied to a TargetGlobalAddress.
+ // Operand 0 is the full TargetGlobalAddress and operand 1 is a
+ // PCREL_WRAPPER for an anchor point. This is used so that we can
+ // cheaply refer to either the full address or the anchor point
+ // as a register base.
+ PCREL_OFFSET,
+
// Integer comparisons. There are three operands: the two values
// to compare, and an integer of type SystemZICMP.
ICMP,
@@ -163,6 +170,11 @@ namespace SystemZISD {
// a store prefetch.
PREFETCH
};
+
+ // Return true if OPCODE is some kind of PC-relative address.
+ inline bool isPCREL(unsigned Opcode) {
+ return Opcode == PCREL_WRAPPER || Opcode == PCREL_OFFSET;
+ }
}
namespace SystemZICMP {
diff --git a/lib/Target/SystemZ/SystemZOperands.td b/lib/Target/SystemZ/SystemZOperands.td
index f1db1fd..3ad146c 100644
--- a/lib/Target/SystemZ/SystemZOperands.td
+++ b/lib/Target/SystemZ/SystemZOperands.td
@@ -46,7 +46,8 @@ class PCRelOperand<ValueType vt, AsmOperandClass asmop> : Operand<vt> {
// address with address size VT. SELF is the name of the operand and
// ASMOP is the associated asm operand.
class PCRelAddress<ValueType vt, string self, AsmOperandClass asmop>
- : ComplexPattern<vt, 1, "selectPCRelAddress", [z_pcrel_wrapper]>,
+ : ComplexPattern<vt, 1, "selectPCRelAddress",
+ [z_pcrel_wrapper, z_pcrel_offset]>,
PCRelOperand<vt, asmop> {
let MIOperandInfo = (ops !cast<Operand>(self));
}
diff --git a/lib/Target/SystemZ/SystemZOperators.td b/lib/Target/SystemZ/SystemZOperators.td
index c90be8f..31cabaa 100644
--- a/lib/Target/SystemZ/SystemZOperators.td
+++ b/lib/Target/SystemZ/SystemZOperators.td
@@ -30,6 +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>,
@@ -97,6 +101,8 @@ def z_sibcall : SDNode<"SystemZISD::SIBCALL", SDT_ZCall,
[SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
SDNPVariadic]>;
def z_pcrel_wrapper : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>;
+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]>;