[wasm] Test argument passing in the interpreter entry

src/wasm/wasm-interpreter.h

Index: src/wasm/wasm-interpreter.h
diff --git a/src/wasm/wasm-interpreter.h b/src/wasm/wasm-interpreter.h
index f0167d03e7a9c3b76c18f27e7094ed9d8990ef8a..ab11a0883b083d05e4f2a426cc8f94e76cac2d4d 100644
--- a/src/wasm/wasm-interpreter.h
+++ b/src/wasm/wasm-interpreter.h
@@ -148,11 +148,15 @@ class V8_EXPORT_PRIVATE WasmInterpreter {
     const InterpretedFrame GetFrame(int index);
     InterpretedFrame GetMutableFrame(int index);
     WasmVal GetReturnValue(int index = 0);
+
     // Returns true if the thread executed an instruction which may produce
     // nondeterministic results, e.g. float div, float sqrt, and float mul,
     // where the sign bit of a NaN is nondeterministic.
     bool PossibleNondeterminism();
 
+    // Returns the number of calls / function frames executed on this thread.
+    uint64_t NumInterpretedCalls();
+
     // Thread-specific breakpoints.
     // TODO(wasm): Implement this once we support multiple threads.
     // bool SetBreakpoint(const WasmFunction* function, int pc, bool enabled);