rsCpuScript.h revision 68173de001c5d41c74828a426651e07cfd9e8710
1/* 2 * Copyright (C) 2011-2012 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 RSD_BCC_H 18#define RSD_BCC_H 19 20#include <rs_hal.h> 21#include <rsRuntime.h> 22 23#ifndef RS_COMPATIBILITY_LIB 24#include <utility> 25#endif 26 27#include "rsCpuCore.h" 28 29#include <vector> 30 31namespace bcc { 32 class BCCContext; 33 class RSCompilerDriver; 34} 35 36namespace bcinfo { 37 class MetadataExtractor; 38} 39 40namespace android { 41namespace renderscript { 42 43class SharedLibraryUtils { 44 public: 45#ifndef RS_COMPATIBILITY_LIB 46 static bool createSharedLibrary(const char* cacheDir, const char* resName); 47#endif 48 49 // Load the shared library referred to by cacheDir and resName. If we have 50 // already loaded this library, we instead create a new copy (in the 51 // cache dir) and then load that. We then immediately destroy the copy. 52 // This is required behavior to implement script instancing for the support 53 // library, since shared objects are loaded and de-duped by name only. 54 static void* loadSharedLibrary(const char* cacheDir, const char* resName); 55 56 private: 57 // Attempt to load the shared library from origName, but then fall back to 58 // creating a copy of the shared library if necessary (to ensure instancing). 59 // This function returns the dlopen()-ed handle if successful. 60 static void *loadSOHelper(const char *origName, const char *cacheDir, 61 const char *resName); 62 63 static const char* LD_EXE_PATH; 64 static const char* RS_CACHE_DIR; 65}; 66 67class ScriptExecutable { 68 public: 69 ScriptExecutable(Context* RSContext, 70 std::vector<void*>& fieldAddress, 71 std::vector<bool>& fieldIsObject, 72 std::vector<InvokeFunc_t>& invokeFunctions, 73 std::vector<ForEachFunc_t>& forEachFunctions, 74 std::vector<uint32_t>& forEachSignatures, 75 std::vector<const char *> &pragmaKeys, 76 std::vector<const char *> &pragmaValues, 77 bool isThreadable) 78 : mIsThreadable(isThreadable), mRS(RSContext) { 79 mFieldAddress.swap(fieldAddress); 80 mFieldIsObject.swap(fieldIsObject); 81 mInvokeFunctions.swap(invokeFunctions); 82 mForEachFunctions.swap(forEachFunctions); 83 mForEachSignatures.swap(forEachSignatures); 84 mPragmaKeys.swap(pragmaKeys); 85 mPragmaValues.swap(pragmaValues); 86 } 87 88 ~ScriptExecutable() { 89 for (size_t i = 0; i < mFieldAddress.size(); ++i) { 90 if (mFieldIsObject[i]) { 91 if (mFieldAddress[i] != nullptr) { 92 rs_object_base *obj_addr = 93 reinterpret_cast<rs_object_base *>(mFieldAddress[i]); 94 rsrClearObject(mRS, obj_addr); 95 } 96 } 97 } 98 99 for (size_t i = 0; i < mPragmaKeys.size(); ++i) { 100 delete [] mPragmaKeys[i]; 101 delete [] mPragmaValues[i]; 102 } 103 } 104 105 static ScriptExecutable* 106 createFromSharedObject(Context* RSContext, void* sharedObj); 107 108 size_t getExportedVariableCount() const { return mFieldAddress.size(); } 109 size_t getExportedFunctionCount() const { return mInvokeFunctions.size(); } 110 size_t getExportedForEachCount() const { return mForEachFunctions.size(); } 111 size_t getPragmaCount() const { return mPragmaKeys.size(); } 112 113 void* getFieldAddress(int slot) const { return mFieldAddress[slot]; } 114 bool getFieldIsObject(int slot) const { return mFieldIsObject[slot]; } 115 InvokeFunc_t getInvokeFunction(int slot) const { return mInvokeFunctions[slot]; } 116 ForEachFunc_t getForEachFunction(int slot) const { return mForEachFunctions[slot]; } 117 uint32_t getForEachSignature(int slot) const { return mForEachSignatures[slot]; } 118 119 const std::vector<const char *> & getPragmaKeys() const { return mPragmaKeys; } 120 const std::vector<const char *> & getPragmaValues() const { return mPragmaValues; } 121 122 bool getThreadable() const { return mIsThreadable; } 123 124 private: 125 std::vector<void*> mFieldAddress; 126 std::vector<bool> mFieldIsObject; 127 std::vector<InvokeFunc_t> mInvokeFunctions; 128 std::vector<ForEachFunc_t> mForEachFunctions; 129 std::vector<uint32_t> mForEachSignatures; 130 std::vector<const char *> mPragmaKeys; 131 std::vector<const char *> mPragmaValues; 132 133 bool mIsThreadable; 134 135 Context* mRS; 136}; 137 138class RsdCpuScriptImpl : public RsdCpuReferenceImpl::CpuScript { 139public: 140 typedef void (*outer_foreach_t)( 141 const RsExpandKernelParams *, 142 uint32_t x1, uint32_t x2, 143 uint32_t outstep); 144 145 typedef void (* InvokeFunc_t)(void); 146 typedef void (* ForEachFunc_t)(void); 147 typedef int (* RootFunc_t)(void); 148#ifdef RS_COMPATIBILITY_LIB 149 typedef void (*WorkerCallback_t)(void *usr, uint32_t idx); 150#endif 151 152 bool init(char const *resName, char const *cacheDir, 153 uint8_t const *bitcode, size_t bitcodeSize, uint32_t flags, 154 char const *bccPluginName = nullptr); 155 virtual void populateScript(Script *); 156 157 virtual void invokeFunction(uint32_t slot, const void *params, size_t paramLength); 158 virtual int invokeRoot(); 159 virtual void preLaunch(uint32_t slot, const Allocation ** ains, 160 uint32_t inLen, Allocation * aout, const void * usr, 161 uint32_t usrLen, const RsScriptCall *sc); 162 virtual void postLaunch(uint32_t slot, const Allocation ** ains, 163 uint32_t inLen, Allocation * aout, 164 const void * usr, uint32_t usrLen, 165 const RsScriptCall *sc); 166 167 virtual void invokeForEach(uint32_t slot, 168 const Allocation ** ains, 169 uint32_t inLen, 170 Allocation* aout, 171 const void* usr, 172 uint32_t usrLen, 173 const RsScriptCall* sc); 174 175 virtual void invokeInit(); 176 virtual void invokeFreeChildren(); 177 178 virtual void setGlobalVar(uint32_t slot, const void *data, size_t dataLength); 179 virtual void getGlobalVar(uint32_t slot, void *data, size_t dataLength); 180 virtual void setGlobalVarWithElemDims(uint32_t slot, const void *data, size_t dataLength, 181 const Element *e, const uint32_t *dims, size_t dimLength); 182 virtual void setGlobalBind(uint32_t slot, Allocation *data); 183 virtual void setGlobalObj(uint32_t slot, ObjectBase *data); 184 185 186 virtual ~RsdCpuScriptImpl(); 187 RsdCpuScriptImpl(RsdCpuReferenceImpl *ctx, const Script *s); 188 189 const Script * getScript() {return mScript;} 190 191 bool forEachMtlsSetup(const Allocation ** ains, uint32_t inLen, 192 Allocation * aout, const void * usr, uint32_t usrLen, 193 const RsScriptCall *sc, MTLaunchStruct *mtls); 194 195 virtual void forEachKernelSetup(uint32_t slot, MTLaunchStruct *mtls); 196 197 198 const RsdCpuReference::CpuSymbol * lookupSymbolMath(const char *sym); 199 static void * lookupRuntimeStub(void* pContext, char const* name); 200 201 virtual Allocation * getAllocationForPointer(const void *ptr) const; 202 bool storeRSInfoFromSO(); 203 204protected: 205 RsdCpuReferenceImpl *mCtx; 206 const Script *mScript; 207 void *mScriptSO; 208 209#ifndef RS_COMPATIBILITY_LIB 210 // Returns the path to the core library we'll use. 211 const char* findCoreLib(const bcinfo::MetadataExtractor& bitCodeMetaData, const char* bitcode, 212 size_t bitcodeSize); 213 214 bcc::RSCompilerDriver *mCompilerDriver; 215#endif 216 217 RootFunc_t mRoot; 218 RootFunc_t mRootExpand; 219 InvokeFunc_t mInit; 220 InvokeFunc_t mFreeChildren; 221 ScriptExecutable* mScriptExec; 222 223 Allocation **mBoundAllocs; 224 void * mIntrinsicData; 225 bool mIsThreadable; 226}; 227 228Allocation * rsdScriptGetAllocationForPointer( 229 const Context *dc, 230 const Script *script, 231 const void *); 232 233 234 235} 236 237} 238 239#endif 240