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-rw-r--r--llvm/lib/CodeGen/RegisterScavenging.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/RegisterScavenging.cpp b/llvm/lib/CodeGen/RegisterScavenging.cpp
index b54bf7ddf77..4c85644e1a3 100644
--- a/llvm/lib/CodeGen/RegisterScavenging.cpp
+++ b/llvm/lib/CodeGen/RegisterScavenging.cpp
@@ -150,7 +150,7 @@ void RegScavenger::forward() {
if (!MO.isReg())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || isReserved(Reg))
+ if (!Reg || TargetRegisterInfo::isVirtualRegister(Reg) || isReserved(Reg))
continue;
if (MO.isUse()) {
@@ -175,7 +175,7 @@ void RegScavenger::forward() {
if (!MO.isReg())
continue;
unsigned Reg = MO.getReg();
- if (!Reg || isReserved(Reg))
+ if (!Reg || TargetRegisterInfo::isVirtualRegister(Reg) || isReserved(Reg))
continue;
if (MO.isUse()) {
if (MO.isUndef())
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