[wasm] Test argument passing in the interpreter entry

src/wasm/wasm-interpreter.h

 // Copyright 2016 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.
 
 #ifndef V8_WASM_INTERPRETER_H_
 #define V8_WASM_INTERPRETER_H_
 
 #include "src/wasm/wasm-opcodes.h"
 #include "src/zone/zone-containers.h"
 
@@ skipping 130 matching lines @@
     State Step();
     void Pause();
     void Reset();
 
     // Stack inspection and modification.
     pc_t GetBreakpointPc();
     int GetFrameCount();
     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);
     // bool GetBreakpoint(const WasmFunction* function, int pc);
 
     void AddBreakFlags(uint8_t flags);
     void ClearBreakFlags();
   };
 
   WasmInterpreter(const ModuleBytesEnv& env, AccountingAllocator* allocator);
@@ skipping 47 matching lines @@
  private:
   Zone zone_;
   WasmInterpreterInternals* internals_;
 };
 
 }  // namespace wasm
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_WASM_INTERPRETER_H_