Refactor away tSpill and tRestore pseudos in ARM backend.
The tSpill and tRestore instructions are just copies of the tSTRspi and
tLDRspi instructions, respectively. Just use those directly instead.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134092 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/Thumb1FrameLowering.cpp b/lib/Target/ARM/Thumb1FrameLowering.cpp
index e56d481..80b57c9 100644
--- a/lib/Target/ARM/Thumb1FrameLowering.cpp
+++ b/lib/Target/ARM/Thumb1FrameLowering.cpp
@@ -177,7 +177,7 @@
}
static bool isCSRestore(MachineInstr *MI, const unsigned *CSRegs) {
- if (MI->getOpcode() == ARM::tRestore &&
+ if (MI->getOpcode() == ARM::tLDRspi &&
MI->getOperand(1).isFI() &&
isCalleeSavedRegister(MI->getOperand(0).getReg(), CSRegs))
return true;