================
@@ -1183,6 +1187,35 @@ void SystemZDAGToDAGISel::loadVectorConstant(
SelectCode(Op.getNode());
}
+SDNode *SystemZDAGToDAGISel::loadPoolVectorConstant(APInt Val, EVT VT, SDLoc
DL) {
+ SDNode *ResNode;
+ assert (VT.getSizeInBits() == 128);
+
+ SDValue CP = CurDAG->getTargetConstantPool(
+ ConstantInt::get(Type::getInt128Ty(*CurDAG->getContext()), Val),
+ TLI->getPointerTy(CurDAG->getDataLayout()));
+
+ EVT PtrVT = CP.getValueType();
+ SDValue Ops[] = {
+ SDValue(CurDAG->getMachineNode(SystemZ::LARL, DL, PtrVT, CP), 0),
+ CurDAG->getTargetConstant(0, DL, PtrVT),
+ CurDAG->getRegister(0, PtrVT),
+ CurDAG->getEntryNode()
+ };
+ ResNode = CurDAG->getMachineNode(SystemZ::VL, DL, VT, MVT::Other, Ops);
+
+ // Annotate ResNode with memory operand information so that MachineInstr
+ // queries work properly. This e.g. gives the register allocation the
+ // required information for rematerialization.
+ MachineFunction& MF = CurDAG->getMachineFunction();
+ MachineMemOperand *MemOp =
+ MF.getMachineMemOperand(MachinePointerInfo::getConstantPool(MF),
+ MachineMemOperand::MOLoad, 8, Align(8));
+
----------------
JonPsson1 wrote:
I think the third argument is the size in bytes, and it should be 16.
https://github.com/llvm/llvm-project/pull/74625
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