FFI Compiler based on code stub assembler

src/ffi/ffi-compiler.h

Index: src/ffi/ffi-compiler.h
diff --git a/src/ffi/ffi-compiler.h b/src/ffi/ffi-compiler.h
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+++ b/src/ffi/ffi-compiler.h
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+// Copyright 2017 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 SRC_FFI_FFI_COMPILER_H_
+#define SRC_FFI_FFI_COMPILER_H_
+
+#include "src/code-stub-assembler.h"
+#include "src/machine-type.h"
+
+namespace v8 {
+namespace internal {
+
+typedef compiler::Node Node;
+typedef compiler::CodeAssemblerState CodeAssemblerState;
+
+void InstallFFIMap(Isolate* isolate);
+
+namespace ffi {
+
+typedef Signature<MachineType> FFISignature;
+
+struct NativeFunction {
+  FFISignature* sig;
+  uint8_t* start;
+};
+
+Handle<JSFunction> CompileJSToNativeWrapper(Isolate* isolate,
+                                            Handle<String> name,
+                                            NativeFunction func);
+}  // namespace ffi
+}  // namespace internal
+}  // namespace v8
+
+#endif  // SRC_FFI_FFI_COMPILER_H_