LCOV - app.info - js/src/methodjit/TrampolineCompiler.h

LCOV - code coverage report
| Current view: | directory - js/src/methodjit - TrampolineCompiler.h (source / functions) |  | Found | Hit | Coverage |
| Test: | app.info | Lines: | 3 | 3 | 100.0 %
| Date: | 2012-04-07 | Functions: | 1 | 1 | 100.0 %

           1                 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
           2                 :  * vim: set ts=4 sw=4 et tw=99:
           3                 :  *
           4                 :  * ***** BEGIN LICENSE BLOCK *****
           5                 :  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
           6                 :  *
           7                 :  * The contents of this file are subject to the Mozilla Public License Version
           8                 :  * 1.1 (the "License"); you may not use this file except in compliance with
           9                 :  * the License. You may obtain a copy of the License at
          10                 :  * http://www.mozilla.org/MPL/
          11                 :  *
          12                 :  * Software distributed under the License is distributed on an "AS IS" basis,
          13                 :  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
          14                 :  * for the specific language governing rights and limitations under the
          15                 :  * License.
          16                 :  *
          17                 :  * The Original Code is Mozilla Jaegermonkey.
          18                 :  *
          19                 :  * The Initial Developer of the Original Code is the Mozilla Foundation.
          20                 :  *
          21                 :  * Portions created by the Initial Developer are Copyright (C) 2010
          22                 :  * the Initial Developer. All Rights Reserved.
          23                 :  *
          24                 :  * Contributor(s):
          25                 :  *   Andrew Drake <drakedevel@gmail.com>
          26                 :  *
          27                 :  * Alternatively, the contents of this file may be used under the terms of
          28                 :  * either the GNU General Public License Version 2 or later (the "GPL"), or
          29                 :  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
          30                 :  * in which case the provisions of the GPL or the LGPL are applicable instead
          31                 :  * of those above. If you wish to allow use of your version of this file only
          32                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
          33                 :  * use your version of this file under the terms of the MPL, indicate your
          34                 :  * decision by deleting the provisions above and replace them with the notice
          35                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
          36                 :  * the provisions above, a recipient may use your version of this file under
          37                 :  * the terms of any one of the MPL, the GPL or the LGPL.
          38                 :  *
          39                 :  * ***** END LICENSE BLOCK ***** */
          40                 :
          41                 : #if !defined trampolines_h__ && defined JS_METHODJIT
          42                 : #define trampolines_h__
          43                 :
          44                 : #include "assembler/jit/ExecutableAllocator.h"
          45                 : #include "methodjit/CodeGenIncludes.h"
          46                 :
          47                 : namespace js {
          48                 : namespace mjit {
          49                 :
          50                 : class TrampolineCompiler
          51                 : {
          52                 :     typedef bool (*TrampolineGenerator)(Assembler &masm);
          53                 :
          54                 : public:
          55           10990 :     TrampolineCompiler(JSC::ExecutableAllocator *alloc, Trampolines *tramps)
          56           10990 :       : execAlloc(alloc), trampolines(tramps)
          57           10990 :     { }
          58                 :
          59                 :     bool compile();
          60                 :     static void release(Trampolines *tramps);
          61                 :
          62                 : private:
          63                 :     bool compileTrampoline(Trampolines::TrampolinePtr *where, JSC::ExecutablePool **pool,
          64                 :                            TrampolineGenerator generator);
          65                 :
          66                 :     /* Generators for trampolines. */
          67                 :     static bool generateForceReturn(Assembler &masm);
          68                 :
          69                 : #if (defined(JS_NO_FASTCALL) && defined(JS_CPU_X86)) || defined(_WIN64)
          70                 :     static bool generateForceReturnFast(Assembler &masm);
          71                 : #endif
          72                 :
          73                 :     JSC::ExecutableAllocator *execAlloc;
          74                 :     Trampolines *trampolines;
          75                 : };
          76                 :
          77                 : } /* namespace mjit */
          78                 : } /* namespace js */
          79                 :
          80                 : #endif
          81                 :

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