Set Register Requirements for Mod/Div

diff --git a/src/jit/lsraxarch.cpp b/src/jit/lsraxarch.cpp
index 6613fc3..e90be05 100644 (file)
--- a/src/jit/lsraxarch.cpp
+++ b/src/jit/lsraxarch.cpp
@@ -2068,7 +2068,7 @@ void Lowering::TreeNodeInfoInitModDiv(GenTree* tree)
         op1->gtLsraInfo.setSrcCandidates(l, RBM_RAX);
     }
 
-    if (op2->IsRegOptional())
+    if (!op2->isContained())
     {
         op2->gtLsraInfo.setSrcCandidates(l, l->allRegs(TYP_INT) & ~(RBM_RAX | RBM_RDX));
     }