Jit: fix typo that caused incorrect def mask for blr's.
diff --git a/vm/compiler/codegen/arm/CodegenCommon.c b/vm/compiler/codegen/arm/CodegenCommon.c
index ee4c877..a3a8d54 100644
--- a/vm/compiler/codegen/arm/CodegenCommon.c
+++ b/vm/compiler/codegen/arm/CodegenCommon.c
@@ -107,7 +107,7 @@
         lir->defMask |= ENCODE_REG_SP;
     }
 
-    if (flags & REG_DEF_SP) {
+    if (flags & REG_DEF_LR) {
         lir->defMask |= ENCODE_REG_LR;
     }