================
@@ -1830,6 +1797,28 @@ unsigned SystemZInstrInfo::getInstSizeInBytes(const
MachineInstr &MI) const {
return 18;
if (MI.getOpcode() == TargetOpcode::PATCHABLE_RET)
return 18 + (MI.getOperand(0).getImm() == SystemZ::CondReturn ? 4 : 0);
+ if ((MI.getOpcode() == SystemZ::MOVE_STACK_GUARD) ||
+ (MI.getOpcode() == SystemZ::COMPARE_STACK_GUARD))
+ return 6;
+ if ((MI.getOpcode() == SystemZ::LOAD_STACK_GUARD_ADDRESS) ||
+ (MI.getOpcode() == TargetOpcode::LOAD_STACK_GUARD)) {
+ StringRef GuardType = MI.getParent()
+ ->getParent()
+ ->getFunction()
+ .getParent()
+ ->getStackProtectorGuard();
+ unsigned Size = (MI.getOpcode() == TargetOpcode::LOAD_STACK_GUARD)
+ ? 6
+ : 0; // lg to load value
+ if (GuardType == "global")
----------------
JonPsson1 wrote:
Why size 0 for the LG?
https://github.com/llvm/llvm-project/pull/169317
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