Start adding runtime memory

Author: stevenfontanella

src/ir/runtime-memory.h

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2026 WebAssembly Community Group participants
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef wasm_ir_runtime_memory_h
+#define wasm_ir_runtime_memory_h
+
+#include "wasm.h"
+
+namespace wasm {
+
+// TODO split into pure virtual class
+class RuntimeMemory {
+  RuntimeMemory(Memory memory) : memoryDefinition(memory) {}
+
+  // variants for load8 etc?
+  // Do we care about the order here?
+  Literal load(Address addr) const { return {}; }
+
+  const Memory* getDefinition() const { return &memoryDefinition; }
+
+private:
+  const Memory memoryDefinition;
+};
+
+} // namespace wasm
+
+#endif // wasm_ir_runtime_memory_h

src/wasm-interpreter.h

@@ -41,6 +41,7 @@
 #include "ir/memory-utils.h"
 #include "ir/module-utils.h"
 #include "ir/properties.h"
+#include "ir/runtime-memory.h"
 #include "ir/runtime-table.h"
 #include "ir/table-utils.h"
 #include "support/bits.h"