Implement NI_SRCS_UNSAFE_SubtractByteOffset

dotnet · May 2, 2022 · 7166b2e · 7166b2e
1 parent fff8ddc
commit 7166b2e
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/coreclr/jit/importer.cpp b/src/coreclr/jit/importer.cpp
@@ -5158,7 +5158,12 @@ GenTree* Compiler::impSRCSUnsafeIntrinsic(NamedIntrinsic        intrinsic,
             // sub
             // ret
 
-            return nullptr;
+            GenTree* op2 = impPopStack().val;
+            GenTree* op1 = impPopStack().val;
+            impBashVarAddrsToI(op1, op2);
+
+            var_types type = impGetByRefResultType(GT_SUB, /* uns */ false, &op1, &op2);
+            return gtNewOperNode(GT_SUB, type, op1, op2);
         }
 
         case NI_SRCS_UNSAFE_Unbox: