/*

 * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 *

 */

#ifndef SHARE_VM_OPTO_C2COMPILER_HPP

#define SHARE_VM_OPTO_C2COMPILER_HPP

#include "compiler/abstractCompiler.hpp"

class C2Compiler : public AbstractCompiler {

 private:

  static bool init_c2_runtime();

public:

  C2Compiler() : AbstractCompiler(compiler_c2) {}

  // Name

  const char *name() { return "C2"; }

  void initialize();

  // Compilation entry point for methods

  void compile_method(ciEnv* env,

                      ciMethod* target,

                      int entry_bci,

                      DirectiveSet* directive);

  // sentinel value used to trigger backtracking in compile_method().

  static const char* retry_no_subsuming_loads();

  static const char* retry_no_escape_analysis();

  static const char* retry_class_loading_during_parsing();

  // Print compilation timers and statistics

  void print_timers();

  // Return true if the intrinsification of a method supported by the compiler

  // assuming a non-virtual dispatch. (A virtual dispatch is

  // possible for only a limited set of available intrinsics whereas

  // a non-virtual dispatch is possible for all available intrinsics.)

  // Return false otherwise.

  virtual bool is_intrinsic_supported(const methodHandle& method) {

    return is_intrinsic_supported(method, false);

  }

  // Check if the compiler supports an intrinsic for 'method' given the

  // the dispatch mode specified by the 'is_virtual' parameter.

  virtual bool is_intrinsic_supported(const methodHandle& method, bool is_virtual);

  // Initial size of the code buffer (may be increased at runtime)

  static int initial_code_buffer_size();

};

#endif // SHARE_VM_OPTO_C2COMPILER_HPP