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// go-optimize.h -- Go frontend optimizer flags.    -*- 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_OPTIMIZE_H

#define GO_OPTIMIZE_H

// This class manages different arguments to -fgo-optimize-XXX.  If you

// want to create a new optimization, create a variable of this type with the

// name to use for XXX.  You can then use is_enabled to see whether

// the -fgo-optimize-XXX option was used on the command line.

class Go_optimize

{

 public:

  Go_optimize(const char* name);

  // Whether this optimizaiton was enabled.

  bool

  is_enabled() const

  { return this->is_enabled_; }

  // Enable an optimization by name.  Return true if found.

  static bool

  enable_by_name(const char*);

 private:

  // The next optimize flag.  These are not in any order.

  Go_optimize* next_;

  // The name of this optimization pass.

  const char* name_;

  // Whether this dump was enabled.

  bool is_enabled_;

};

#endif // !defined(GO_OPTIMIZE_H)