c2compiler.hpp revision 1472:c18cbe5936b8 
1/*
2 * Copyright (c) 1999, 2008, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
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23 */
24
25class C2Compiler : public AbstractCompiler {
26private:
27
28  static void initialize_runtime();
29
30public:
31  // Name
32  const char *name() { return "C2"; }
33
34  static volatile int _runtimes;
35
36#ifdef TIERED
37  virtual bool is_c2() { return true; };
38#endif // TIERED
39
40  // Customization
41  bool needs_adapters         () { return true; }
42  bool needs_stubs            () { return true; }
43
44  void initialize();
45
46  // Compilation entry point for methods
47  void compile_method(ciEnv* env,
48                      ciMethod* target,
49                      int entry_bci);
50
51  // sentinel value used to trigger backtracking in compile_method().
52  static const char* retry_no_subsuming_loads();
53  static const char* retry_no_escape_analysis();
54
55  // Print compilation timers and statistics
56  void print_timers();
57};
58