RSCompilerDriver.h revision 01f05d4b45cbde1e07d4707152908c1d843f1328 
1/*
2 * Copyright 2012, The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *     http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef BCC_RS_COMPILER_DRIVER_H
18#define BCC_RS_COMPILER_DRIVER_H
19
20#include "bcc/ExecutionEngine/CompilerRTSymbolResolver.h"
21#include "bcc/ExecutionEngine/SymbolResolvers.h"
22#include "bcc/ExecutionEngine/SymbolResolverProxy.h"
23#include "bcc/Renderscript/RSInfo.h"
24#include "bcc/Renderscript/RSCompiler.h"
25#include "bcc/Renderscript/RSScript.h"
26
27namespace bcc {
28
29class BCCContext;
30class CompilerConfig;
31class RSExecutable;
32
33class RSCompilerDriver {
34private:
35  CompilerConfig *mConfig;
36  RSCompiler mCompiler;
37
38  CompilerRTSymbolResolver *mCompilerRuntime;
39  LookupFunctionSymbolResolver<void*> mRSRuntime;
40  SymbolResolverProxy mResolver;
41
42  // Are we compiling under an RS debug context with additional checks?
43  bool mDebugContext;
44
45  RSExecutable *loadScriptCache(const char *pObjectPath,
46                                const RSInfo::DependencyTableTy &pDeps);
47
48  // Setup the compiler config for the given script. Return true if mConfig has
49  // been changed and false if it remains unchanged.
50  bool setupConfig(const RSScript &pScript);
51
52  RSExecutable *compileScript(RSScript &pScript,
53                              const char* pScriptName,
54                              const char *pOutputPath,
55                              const char *pRuntimePath,
56                              const RSInfo::DependencyTableTy &pDeps,
57                              bool pSkipLoad);
58
59public:
60  RSCompilerDriver(bool pUseCompilerRT = true);
61  ~RSCompilerDriver();
62
63  inline void setRSRuntimeLookupFunction(
64      LookupFunctionSymbolResolver<>::LookupFunctionTy pLookupFunc)
65  { mRSRuntime.setLookupFunction(pLookupFunc); }
66  inline void setRSRuntimeLookupContext(void *pContext)
67  { mRSRuntime.setContext(pContext); }
68
69  RSCompiler *getCompiler() {
70    return &mCompiler;
71  }
72
73  void setConfig(CompilerConfig *config) {
74    mConfig = config;
75  }
76
77  void setDebugContext(bool v) {
78    mDebugContext = v;
79  }
80
81  // FIXME: This method accompany with loadScriptCache and compileScript should
82  //        all be const-methods. They're not now because the getAddress() in
83  //        SymbolResolverInterface is not a const-method.
84  RSExecutable *build(BCCContext &pContext,
85                      const char *pCacheDir, const char *pResName,
86                      const char *pBitcode, size_t pBitcodeSize,
87                      const char *pRuntimePath,
88                      RSLinkRuntimeCallback pLinkRuntimeCallback = NULL);
89  RSExecutable *build(RSScript &pScript, const char *pOut,
90                      const char *pRuntimePath);
91};
92
93} // end namespace bcc
94
95#endif // BCC_RS_COMPILER_DRIVER_H
96