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-rw-r--r--llvm/lib/Target/X86/X86InstrInfo.cpp17
1 files changed, 6 insertions, 11 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index 722fb12fadd..7b456fd6834 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -3616,18 +3616,13 @@ int X86InstrInfo::getSPAdjust(const MachineInstr &MI) const {
const MachineFunction *MF = MI.getParent()->getParent();
const TargetFrameLowering *TFI = MF->getSubtarget().getFrameLowering();
- if (MI.getOpcode() == getCallFrameSetupOpcode() ||
- MI.getOpcode() == getCallFrameDestroyOpcode()) {
+ if (isFrameInstr(MI)) {
unsigned StackAlign = TFI->getStackAlignment();
- int SPAdj =
- (MI.getOperand(0).getImm() + StackAlign - 1) / StackAlign * StackAlign;
-
- SPAdj -= MI.getOperand(1).getImm();
-
- if (MI.getOpcode() == getCallFrameSetupOpcode())
- return SPAdj;
- else
- return -SPAdj;
+ int SPAdj = alignTo(getFrameSize(MI), StackAlign);
+ SPAdj -= getFrameAdjustment(MI);
+ if (!isFrameSetup(MI))
+ SPAdj = -SPAdj;
+ return SPAdj;
}
// To know whether a call adjusts the stack, we need information
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