================
@@ -2720,6 +2721,30 @@ static SDValue LowerVAARG(SDValue Op, SelectionDAG &DAG)
{
Align(std::min(PtrVT.getFixedSizeInBits(), VT.getFixedSizeInBits()) /
8));
}
+static SDValue LowerSTACKADDRESS(SDValue Op, SelectionDAG &DAG,
+ const SparcSubtarget *Subtarget) {
+ SDValue Chain = Op.getOperand(0);
+ EVT VT = Op->getValueType(0);
+ SDLoc DL(Op);
+ unsigned OffsetToStackStart = 0;
+
+ unsigned SPReg = SP::O6;
+ SDValue SP = DAG.getCopyFromReg(Chain, DL, SPReg, VT);
+
+ // Unbias the stack pointer register.
+ OffsetToStackStart += Subtarget->getStackPointerBias();
----------------
nikic wrote:
```suggestion
unsigned OffsetToStackStart = Subtarget->getStackPointerBias();
```
No need to initialize to 0 and then use += here...
https://github.com/llvm/llvm-project/pull/148281
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