TargetFrameInfo::StackGrowsUp ?
TD->getPointerSize() : -TD->getPointerSize());
+ if (hasFP(MF)) {
+ // Save FP
+ MachineLocation FPDst(MachineLocation::VirtualFP, 2*stackGrowth);
+ MachineLocation FPSrc(FramePtr);
+ Moves.push_back(MachineMove(ReadyLabelId, FPDst, FPSrc));
+ }
+
+ MachineLocation FPDst(hasFP(MF) ? FramePtr : StackPtr);
+ MachineLocation FPSrc(MachineLocation::VirtualFP);
+ Moves.push_back(MachineMove(ReadyLabelId, FPDst, FPSrc));
+
if (StackSize) {
// Show update of SP.
if (hasFP(MF)) {
Moves.push_back(MachineMove(FrameLabelId, SPDst, SPSrc));
}
} else {
- //FIXME: Verify & implement for FP
+ // FIXME: Verify & implement for FP
MachineLocation SPDst(StackPtr);
MachineLocation SPSrc(StackPtr, stackGrowth);
Moves.push_back(MachineMove(FrameLabelId, SPDst, SPSrc));
MachineLocation CSSrc(Reg);
Moves.push_back(MachineMove(FrameLabelId, CSDst, CSSrc));
}
-
- if (hasFP(MF)) {
- // Save FP
- MachineLocation FPDst(MachineLocation::VirtualFP, 2*stackGrowth);
- MachineLocation FPSrc(FramePtr);
- Moves.push_back(MachineMove(ReadyLabelId, FPDst, FPSrc));
- }
-
- MachineLocation FPDst(hasFP(MF) ? FramePtr : StackPtr);
- MachineLocation FPSrc(MachineLocation::VirtualFP);
- Moves.push_back(MachineMove(ReadyLabelId, FPDst, FPSrc));
}
NumBytes = StackSize - X86FI->getCalleeSavedFrameSize();
}
- unsigned ReadyLabelId = 0;
- if (needsFrameMoves) {
- // Mark effective beginning of when frame pointer is ready.
- ReadyLabelId = MMI->NextLabelID();
- BuildMI(MBB, MBBI, DL, TII.get(X86::DBG_LABEL)).addImm(ReadyLabelId);
- }
-
// Skip the callee-saved push instructions.
while (MBBI != MBB.end() &&
(MBBI->getOpcode() == X86::PUSH32r ||
emitSPUpdate(MBB, MBBI, StackPtr, -(int64_t)NumBytes, Is64Bit, TII);
}
- if (needsFrameMoves)
+ if (needsFrameMoves) {
+ unsigned ReadyLabelId = 0;
+ // Mark effective beginning of when frame pointer is ready.
+ ReadyLabelId = MMI->NextLabelID();
+ BuildMI(MBB, MBBI, DL, TII.get(X86::DBG_LABEL)).addImm(ReadyLabelId);
emitFrameMoves(MF, FrameLabelId, ReadyLabelId);
+ }
}
void X86RegisterInfo::emitEpilogue(MachineFunction &MF,