| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| |
| #include "rsdCore.h" |
| #include "rsdBcc.h" |
| |
| #include "rsContext.h" |
| #include "rsScriptC.h" |
| |
| #include "utils/Timers.h" |
| #include "utils/StopWatch.h" |
| extern "C" { |
| #include "libdex/ZipArchive.h" |
| } |
| |
| |
| using namespace android; |
| using namespace android::renderscript; |
| |
| struct DrvScript { |
| int (*mRoot)(); |
| void (*mInit)(); |
| |
| BCCScriptRef mBccScript; |
| |
| uint32_t mInvokeFunctionCount; |
| InvokeFunc_t *mInvokeFunctions; |
| uint32_t mFieldCount; |
| void ** mFieldAddress; |
| bool * mFieldIsObject; |
| |
| const uint8_t * mScriptText; |
| uint32_t mScriptTextLength; |
| |
| //uint32_t * mObjectSlots; |
| //uint32_t mObjectSlotCount; |
| |
| uint32_t mPragmaCount; |
| const char ** mPragmaKeys; |
| const char ** mPragmaValues; |
| |
| }; |
| |
| // Input: cacheDir |
| // Input: resName |
| // Input: extName |
| // |
| // Note: cacheFile = resName + extName |
| // |
| // Output: Returns cachePath == cacheDir + cacheFile |
| static char *genCacheFileName(const char *cacheDir, |
| const char *resName, |
| const char *extName) { |
| char cachePath[512]; |
| char cacheFile[sizeof(cachePath)]; |
| const size_t kBufLen = sizeof(cachePath) - 1; |
| |
| cacheFile[0] = '\0'; |
| // Note: resName today is usually something like |
| // "/com.android.fountain:raw/fountain" |
| if (resName[0] != '/') { |
| // Get the absolute path of the raw/***.bc file. |
| |
| // Generate the absolute path. This doesn't do everything it |
| // should, e.g. if resName is "./out/whatever" it doesn't crunch |
| // the leading "./" out because this if-block is not triggered, |
| // but it'll make do. |
| // |
| if (getcwd(cacheFile, kBufLen) == NULL) { |
| LOGE("Can't get CWD while opening raw/***.bc file\n"); |
| return NULL; |
| } |
| // Append "/" at the end of cacheFile so far. |
| strncat(cacheFile, "/", kBufLen); |
| } |
| |
| // cacheFile = resName + extName |
| // |
| strncat(cacheFile, resName, kBufLen); |
| if (extName != NULL) { |
| // TODO(srhines): strncat() is a bit dangerous |
| strncat(cacheFile, extName, kBufLen); |
| } |
| |
| // Turn the path into a flat filename by replacing |
| // any slashes after the first one with '@' characters. |
| char *cp = cacheFile + 1; |
| while (*cp != '\0') { |
| if (*cp == '/') { |
| *cp = '@'; |
| } |
| cp++; |
| } |
| |
| // Tack on the file name for the actual cache file path. |
| strncpy(cachePath, cacheDir, kBufLen); |
| strncat(cachePath, cacheFile, kBufLen); |
| |
| LOGV("Cache file for '%s' '%s' is '%s'\n", resName, extName, cachePath); |
| return strdup(cachePath); |
| } |
| |
| bool rsdScriptInit(const Context *rsc, |
| ScriptC *script, |
| char const *resName, |
| char const *cacheDir, |
| uint8_t const *bitcode, |
| size_t bitcodeSize, |
| uint32_t flags, |
| RsHalSymbolLookupFunc lookupFunc) { |
| //LOGE("rsdScriptCreate %p %p %p %p %i %i %p", rsc, resName, cacheDir, bitcode, bitcodeSize, flags, lookupFunc); |
| |
| char *cachePath = NULL; |
| uint32_t objectSlotCount = 0; |
| |
| DrvScript *drv = (DrvScript *)calloc(1, sizeof(DrvScript)); |
| if (drv == NULL) { |
| return false; |
| } |
| script->mHal.drv = drv; |
| |
| drv->mBccScript = bccCreateScript(); |
| script->mHal.info.isThreadable = true; |
| drv->mScriptText = bitcode; |
| drv->mScriptTextLength = bitcodeSize; |
| |
| //LOGE("mBccScript %p", script->mBccScript); |
| |
| if (bccRegisterSymbolCallback(drv->mBccScript, lookupFunc, script) != 0) { |
| LOGE("bcc: FAILS to register symbol callback"); |
| goto error; |
| } |
| |
| if (bccReadBC(drv->mBccScript, |
| resName, |
| (char const *)drv->mScriptText, |
| drv->mScriptTextLength, 0) != 0) { |
| LOGE("bcc: FAILS to read bitcode"); |
| return NULL; |
| } |
| |
| #if 1 |
| if (bccLinkFile(drv->mBccScript, "/system/lib/libclcore.bc", 0) != 0) { |
| LOGE("bcc: FAILS to link bitcode"); |
| return NULL; |
| } |
| #endif |
| cachePath = genCacheFileName(cacheDir, resName, ".oBCC"); |
| |
| if (bccPrepareExecutable(drv->mBccScript, cachePath, 0) != 0) { |
| LOGE("bcc: FAILS to prepare executable"); |
| return NULL; |
| } |
| |
| free(cachePath); |
| |
| drv->mRoot = reinterpret_cast<int (*)()>(bccGetFuncAddr(drv->mBccScript, "root")); |
| drv->mInit = reinterpret_cast<void (*)()>(bccGetFuncAddr(drv->mBccScript, "init")); |
| |
| drv->mInvokeFunctionCount = bccGetExportFuncCount(drv->mBccScript); |
| if (drv->mInvokeFunctionCount <= 0) |
| drv->mInvokeFunctions = NULL; |
| else { |
| drv->mInvokeFunctions = (InvokeFunc_t*) calloc(drv->mInvokeFunctionCount, sizeof(InvokeFunc_t)); |
| bccGetExportFuncList(drv->mBccScript, drv->mInvokeFunctionCount, (void **) drv->mInvokeFunctions); |
| } |
| |
| drv->mFieldCount = bccGetExportVarCount(drv->mBccScript); |
| if (drv->mFieldCount <= 0) { |
| drv->mFieldAddress = NULL; |
| drv->mFieldIsObject = NULL; |
| } else { |
| drv->mFieldAddress = (void **) calloc(drv->mFieldCount, sizeof(void *)); |
| drv->mFieldIsObject = (bool *) calloc(drv->mFieldCount, sizeof(bool)); |
| bccGetExportVarList(drv->mBccScript, drv->mFieldCount, (void **) drv->mFieldAddress); |
| } |
| |
| objectSlotCount = bccGetObjectSlotCount(drv->mBccScript); |
| if (objectSlotCount) { |
| uint32_t * slots = new uint32_t[objectSlotCount]; |
| bccGetObjectSlotList(drv->mBccScript, objectSlotCount, slots); |
| for (uint32_t ct=0; ct < objectSlotCount; ct++) { |
| drv->mFieldIsObject[slots[ct]] = true; |
| } |
| delete [] slots; |
| } |
| |
| uint32_t mPragmaCount; |
| const char ** mPragmaKeys; |
| const char ** mPragmaValues; |
| |
| const static int pragmaMax = 16; |
| drv->mPragmaCount = bccGetPragmaCount(drv->mBccScript); |
| if (drv->mPragmaCount <= 0) { |
| drv->mPragmaKeys = NULL; |
| drv->mPragmaValues = NULL; |
| } else { |
| drv->mPragmaKeys = (const char **) calloc(drv->mFieldCount, sizeof(const char *)); |
| drv->mPragmaValues = (const char **) calloc(drv->mFieldCount, sizeof(const char *)); |
| bccGetPragmaList(drv->mBccScript, drv->mPragmaCount, drv->mPragmaKeys, drv->mPragmaValues); |
| } |
| |
| |
| |
| // Copy info over to runtime |
| script->mHal.info.exportedFunctionCount = drv->mInvokeFunctionCount; |
| script->mHal.info.exportedVariableCount = drv->mFieldCount; |
| script->mHal.info.exportedPragmaCount = drv->mPragmaCount; |
| script->mHal.info.exportedPragmaKeyList = drv->mPragmaKeys; |
| script->mHal.info.exportedPragmaValueList = drv->mPragmaValues; |
| script->mHal.info.root = drv->mRoot; |
| |
| |
| return true; |
| |
| error: |
| |
| free(drv); |
| return false; |
| |
| } |
| |
| |
| int rsdScriptInvokeRoot(const Context *dc, const Script *script) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| return drv->mRoot(); |
| } |
| |
| void rsdScriptInvokeInit(const Context *dc, const Script *script) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| |
| if (drv->mInit) { |
| drv->mInit(); |
| } |
| } |
| |
| |
| void rsdScriptInvokeFunction(const Context *dc, const Script *script, |
| uint32_t slot, |
| const void *params, |
| size_t paramLength) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| //LOGE("invoke %p %p %i %p %i", dc, script, slot, params, paramLength); |
| |
| ((void (*)(const void *, uint32_t)) |
| drv->mInvokeFunctions[slot])(params, paramLength); |
| } |
| |
| void rsdScriptSetGlobalVar(const Context *dc, const Script *script, |
| uint32_t slot, void *data, size_t dataLength) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| //rsAssert(!script->mFieldIsObject[slot]); |
| //LOGE("setGlobalVar %p %p %i %p %i", dc, script, slot, data, dataLength); |
| |
| int32_t *destPtr = ((int32_t **)drv->mFieldAddress)[slot]; |
| if (!destPtr) { |
| //LOGV("Calling setVar on slot = %i which is null", slot); |
| return; |
| } |
| |
| memcpy(destPtr, data, dataLength); |
| } |
| |
| void rsdScriptSetGlobalBind(const Context *dc, const Script *script, uint32_t slot, void *data) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| //rsAssert(!script->mFieldIsObject[slot]); |
| //LOGE("setGlobalBind %p %p %i %p", dc, script, slot, data); |
| |
| int32_t *destPtr = ((int32_t **)drv->mFieldAddress)[slot]; |
| if (!destPtr) { |
| //LOGV("Calling setVar on slot = %i which is null", slot); |
| return; |
| } |
| |
| memcpy(destPtr, &data, sizeof(void *)); |
| } |
| |
| void rsdScriptSetGlobalObj(const Context *dc, const Script *script, uint32_t slot, ObjectBase *data) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| //rsAssert(script->mFieldIsObject[slot]); |
| //LOGE("setGlobalObj %p %p %i %p", dc, script, slot, data); |
| |
| int32_t *destPtr = ((int32_t **)drv->mFieldAddress)[slot]; |
| if (!destPtr) { |
| //LOGV("Calling setVar on slot = %i which is null", slot); |
| return; |
| } |
| |
| rsiSetObject((ObjectBase **)destPtr, data); |
| } |
| |
| void rsdScriptDestroy(const Context *dc, Script *script) { |
| DrvScript *drv = (DrvScript *)script->mHal.drv; |
| |
| if (drv->mFieldAddress) { |
| for (size_t ct=0; ct < drv->mFieldCount; ct++) { |
| if (drv->mFieldIsObject[ct]) { |
| rsiClearObject((ObjectBase **)&drv->mFieldAddress[ct]); |
| } |
| } |
| delete [] drv->mFieldAddress; |
| delete [] drv->mFieldIsObject; |
| drv->mFieldAddress = NULL; |
| drv->mFieldIsObject = NULL; |
| drv->mFieldCount = 0; |
| } |
| |
| if (drv->mInvokeFunctions) { |
| delete [] drv->mInvokeFunctions; |
| drv->mInvokeFunctions = NULL; |
| drv->mInvokeFunctionCount = 0; |
| } |
| free(drv); |
| script->mHal.drv = NULL; |
| |
| } |
| |
| |