Implementing hook_LIST_updateMInt in bytes.cpp for supporting MInt{64} only

Adding `list-update` unit test

Author: Robertorosmaninho

runtime/collections/lists.cpp

@@ -140,6 +140,16 @@ list hook_LIST_make(SortInt len, SortKItem value) {
   return {length, value};
 }
 
+list hook_LIST_updateMInt(SortList list, uint64_t idx, SortKItem value) {
+  if (idx >= list->size()) {
+    KLLVM_HOOK_INVALID_ARGUMENT(
+        "Index out of range for update64: index={}, size={}", idx,
+        list->size());
+  }
+
+  return list->set(idx, value);
+}
+
 list hook_LIST_update_long(SortList list, size_t idx, SortKItem value) {
   if (idx >= list->size()) {
     KLLVM_HOOK_INVALID_ARGUMENT(

test/defn/k-files/mints-hook/list-update.k

@@ -0,0 +1,18 @@
+module LIST-UPDATE
+
+imports INT
+imports MINT
+imports BOOL
+imports LIST
+imports K-EQUAL
+
+    syntax MInt{64}
+
+    syntax List ::= "listOfMInt" [macro]
+    rule listOfMInt => ListItem(2p64) (ListItem(3p64) (ListItem(4p64) .List))
+
+    syntax Bool ::= "testListUpdate" [function]
+    // This function only support MInt{64} for now, use MInt{256} can cause undefined behavior
+    rule testListUpdate => listOfMInt[2p64 <- 10p64] ==K listOfMInt[2 <- 10p64]
+
+endmodule