[M68k] Do not require register scavenging during PEI

Nothing in this target appears to use the scavenger. Differential Revision: https://reviews.llvm.org/D150584
llvm · May 19, 2023 · 7ca1bcb · 7ca1bcb
1 parent cde9d41
commit 7ca1bcb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/llvm/lib/Target/M68k/M68kRegisterInfo.cpp b/llvm/lib/Target/M68k/M68kRegisterInfo.cpp
@@ -213,7 +213,7 @@ bool M68kRegisterInfo::eliminateFrameIndex(MachineBasicBlock::iterator II,
 
 bool M68kRegisterInfo::requiresRegisterScavenging(
     const MachineFunction &MF) const {
-  return true;
+  return false;
 }
 
 bool M68kRegisterInfo::trackLivenessAfterRegAlloc(