RSCompilerDriver.h revision 7b980e1717f3cf418f7bc4e40597004bc1139b8b 
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  // 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  Compiler::ErrorCode compileScript(RSScript &pScript,
50                                    const char* pScriptName,
51                                    const char *pOutputPath,
52                                    const char *pRuntimePath,
53                                    const RSInfo::DependencyTableTy &pDeps,
54                                    bool pSkipLoad, bool pDumpIR = false);
55
56public:
57  RSCompilerDriver(bool pUseCompilerRT = true);
58  ~RSCompilerDriver();
59
60  inline void setRSRuntimeLookupFunction(
61      LookupFunctionSymbolResolver<>::LookupFunctionTy pLookupFunc)
62  { mRSRuntime.setLookupFunction(pLookupFunc); }
63  inline void setRSRuntimeLookupContext(void *pContext)
64  { mRSRuntime.setContext(pContext); }
65
66  RSCompiler *getCompiler() {
67    return &mCompiler;
68  }
69
70  void setConfig(CompilerConfig *config) {
71    mConfig = config;
72  }
73
74  void setDebugContext(bool v) {
75    mDebugContext = v;
76  }
77
78  // FIXME: This method accompany with loadScript and compileScript should
79  //        all be const-methods. They're not now because the getAddress() in
80  //        SymbolResolverInterface is not a const-method.
81  // Returns true if script is successfully compiled.
82  bool build(BCCContext &pContext, const char *pCacheDir, const char *pResName,
83             const char *pBitcode, size_t pBitcodeSize,
84             const char *pRuntimePath,
85             RSLinkRuntimeCallback pLinkRuntimeCallback = NULL,
86             bool pDumpIR = false);
87
88  // Returns true if script is successfully compiled.
89  bool build(RSScript &pScript, const char *pOut, const char *pRuntimePath);
90
91  RSExecutable *loadScript(const char *pCacheDir, const char *pResName,
92                           const char *pBitcode, size_t pBitcodeSize);
93};
94
95} // end namespace bcc
96
97#endif // BCC_RS_COMPILER_DRIVER_H
98