================
@@ -1251,9 +1260,17 @@ AArch64FrameLowering::getFrameIndexReferenceFromSP(const
MachineFunction &MF,
isTargetWindows(MF) && AFI->getSVECalleeSavedStackSize();
if (MFI.isScalableStackID(FI)) {
if (FPAfterSVECalleeSaves &&
- -ObjectOffset <= (int64_t)AFI->getSVECalleeSavedStackSize())
+ -ObjectOffset <= (int64_t)AFI->getSVECalleeSavedStackSize()) {
+ assert(!AFI->hasSplitSVEObjects() &&
+ "split-sve-objects not supported with FPAfterSVECalleeSaves");
return StackOffset::getScalable(ObjectOffset);
- return StackOffset::get(-((int64_t)AFI->getCalleeSavedStackSize()),
+ }
+ StackOffset AccessOffset{};
+ if (AFI->hasSplitSVEObjects() &&
----------------
sdesmalen-arm wrote:
Can you add a comment explaining here why the PPR stack size must be subtracted?
https://github.com/llvm/llvm-project/pull/142392
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