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// runtime.h -- runtime functions called by generated code  -*- C++ -*-

// Copyright 2011 The Go 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 GO_RUNTIME_H

#define GO_RUNTIME_H

class Gogo;

class Type;

class Named_object;

class Call_expression;

class Runtime

{

 public:

  // The runtime functions which may be called by generated code.

  enum Function

  {

#define DEF_GO_RUNTIME(CODE, NAME, PARAMS, RESULTS) CODE ,

#include "runtime.def"

#undef DEF_GO_RUNTIME

    // Number of runtime functions.

    NUMBER_OF_FUNCTIONS

  };

  // Make a call to a runtime function.

  static Call_expression*

  make_call(Function, Location, int, ...);

  // Convert all the types used by runtime functions to the backend

  // representation.

  static void

  convert_types(Gogo*);

  // Return the type used for iterations over maps.

  static Type*

  map_iteration_type();

 private:

  static Named_object*

  runtime_declaration(Function);

};

#endif // !defined(GO_BUILTINS_H)