Do not allow dmiWrite to touch x0

sparcians · Dec 12, 2024 · b7e2318 · b7e2318
1 parent 7f7bf30
commit b7e2318
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/sparta/sparta/functional/Register.hpp b/sparta/sparta/functional/Register.hpp
@@ -1081,7 +1081,9 @@ class RegisterBase : public TreeNode
     template <typename T>
     void dmiWrite(T val, index_type idx = 0)
     {
-        dmiWrite_(&val, sizeof(val), sizeof(val) * idx);
+        if (getID() || getGroupNum()) {
+            dmiWrite_(&val, sizeof(val), sizeof(val) * idx);
+        }
     }
 
     /*!
@@ -1534,7 +1536,9 @@ class Register : public RegisterBase
     template <typename T>
     inline void dmiWrite(T val, index_type idx = 0)
     {
-        dmiWriteImpl_(&val, sizeof(val), sizeof(val) * idx);
+        if (getID() || getGroupNum()) {
+            dmiWriteImpl_(&val, sizeof(val), sizeof(val) * idx);
+        }
     }
 
     /*!