RSCompilerDriver.h revision e198abec6c5e3eab380ccf6897b0a0b9c2dd92dd 
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/BCCRuntimeSymbolResolver.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
26namespace bcc {
27
28class BCCContext;
29class CompilerConfig;
30class RSExecutable;
31class RSScript;
32
33class RSCompilerDriver {
34private:
35  CompilerConfig *mConfig;
36  RSCompiler mCompiler;
37
38  BCCRuntimeSymbolResolver mBCCRuntime;
39  LookupFunctionSymbolResolver<void*> mRSRuntime;
40  SymbolResolverProxy mResolver;
41
42  RSExecutable *loadScriptCache(const char *pOutputPath,
43                                const RSInfo::DependencyTableTy &pDeps);
44
45  // Setup the compiler config for the given script. Return true if mConfig has
46  // been changed and false if it remains unchanged.
47  bool setupConfig(const RSScript &pScript);
48
49  RSExecutable *compileScript(RSScript &pScript,
50                              const char* pScriptName,
51                              const char *pOutputPath,
52                              const RSInfo::DependencyTableTy &pDeps);
53
54public:
55  RSCompilerDriver();
56  ~RSCompilerDriver();
57
58  inline void setRSRuntimeLookupFunction(
59      LookupFunctionSymbolResolver<>::LookupFunctionTy pLookupFunc)
60  { mRSRuntime.setLookupFunction(pLookupFunc); }
61  inline void setRSRuntimeLookupContext(void *pContext)
62  { mRSRuntime.setContext(pContext); }
63
64  // FIXME: This method accompany with loadScriptCache and compileScript should
65  //        all be const-methods. They're not now because the getAddress() in
66  //        SymbolResolverInterface is not a const-method.
67  RSExecutable *build(BCCContext &pContext,
68                      const char *pCacheDir, const char *pResName,
69                      const char *pBitcode, size_t pBitcodeSize);
70};
71
72} // end namespace bcc
73
74#endif // BCC_RS_COMPILER_DRIVER_H
75