1 files changed, 40 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/wasm/code-flushing.js b/deps/v8/test/mjsunit/wasm/code-flushing.js
new file mode 100644
index 0000000000..28a2c019e1
--- /dev/null
+++ b/deps/v8/test/mjsunit/wasm/code-flushing.js
@@ -0,0 +1,40 @@
+// Copyright 2023 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --expose-wasm --allow-natives-syntax --wasm-lazy-compilation
+
+d8.file.execute("test/mjsunit/wasm/wasm-module-builder.js");
+
+const builder = new WasmModuleBuilder();
+builder.addFunction('f1', kSig_i_i).addBody([kExprLocalGet, 0]).exportFunc();
+builder.addFunction('f2', kSig_i_i).addBody([kExprLocalGet, 0]).exportFunc();
+builder.addFunction('f3', kSig_i_i).addBody([kExprLocalGet, 0]).exportFunc();
+
+const instance = builder.instantiate();
+
+instance.exports.f1(1);
+instance.exports.f2(2);
+instance.exports.f3(3);
+
+assertTrue(%IsLiftoffFunction(instance.exports.f1));
+assertTrue(%IsLiftoffFunction(instance.exports.f2));
+assertTrue(%IsLiftoffFunction(instance.exports.f3));
+
+%FlushWasmCode();
+
+assertTrue(%IsUncompiledWasmFunction(instance.exports.f1));
+assertTrue(%IsUncompiledWasmFunction(instance.exports.f2));
+assertTrue(%IsUncompiledWasmFunction(instance.exports.f3));
+
+instance.exports.f1(1);
+instance.exports.f2(2);
+instance.exports.f3(3);
+
+%WasmTierUpFunction(instance.exports.f3);
+
+%FlushWasmCode();
+
+assertTrue(%IsUncompiledWasmFunction(instance.exports.f1));
+assertTrue(%IsUncompiledWasmFunction(instance.exports.f2));
+assertTrue(%IsTurboFanFunction(instance.exports.f3));