rsCpuCore.cpp revision 77d57a305f4134e78ebc91869011c4009988104e
1709a0978ae141198018ca9769f8d96292a8928e6Jason Sams/* 2709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * Copyright (C) 2012 The Android Open Source Project 3709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * 4709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * Licensed under the Apache License, Version 2.0 (the "License"); 5709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * you may not use this file except in compliance with the License. 6709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * You may obtain a copy of the License at 7709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * 8709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * http://www.apache.org/licenses/LICENSE-2.0 9709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * 10709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * Unless required by applicable law or agreed to in writing, software 11709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * distributed under the License is distributed on an "AS IS" BASIS, 12709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * See the License for the specific language governing permissions and 14709a0978ae141198018ca9769f8d96292a8928e6Jason Sams * limitations under the License. 15709a0978ae141198018ca9769f8d96292a8928e6Jason Sams */ 16709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 17709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include "rsCpuCore.h" 18709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include "rsCpuScript.h" 19709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include "rsCpuScriptGroup.h" 20709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 21709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include <malloc.h> 22709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include "rsContext.h" 23709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 24709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include <sys/types.h> 25709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include <sys/resource.h> 26709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include <sched.h> 27709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include <sys/syscall.h> 28709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include <string.h> 29b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#include <unistd.h> 300b575de8ed0b628d84d256f5846500b0385979bdTim Murray 31f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams#include <stdio.h> 32f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams#include <stdlib.h> 33f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams#include <fcntl.h> 34f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 35b0934b67b95cc27e2358c2aa4db5f7c1067c8f9bStephen Hines#if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB) 360b575de8ed0b628d84d256f5846500b0385979bdTim Murray#include <cutils/properties.h> 37709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#include "utils/StopWatch.h" 380b575de8ed0b628d84d256f5846500b0385979bdTim Murray#endif 390b575de8ed0b628d84d256f5846500b0385979bdTim Murray 400b575de8ed0b628d84d256f5846500b0385979bdTim Murray#ifdef RS_SERVER 410b575de8ed0b628d84d256f5846500b0385979bdTim Murray// Android exposes gettid(), standard Linux does not 420b575de8ed0b628d84d256f5846500b0385979bdTim Murraystatic pid_t gettid() { 430b575de8ed0b628d84d256f5846500b0385979bdTim Murray return syscall(SYS_gettid); 440b575de8ed0b628d84d256f5846500b0385979bdTim Murray} 450b575de8ed0b628d84d256f5846500b0385979bdTim Murray#endif 46709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 47709a0978ae141198018ca9769f8d96292a8928e6Jason Samsusing namespace android; 48709a0978ae141198018ca9769f8d96292a8928e6Jason Samsusing namespace android::renderscript; 49709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 50709a0978ae141198018ca9769f8d96292a8928e6Jason Samstypedef void (*outer_foreach_t)( 5180ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes const android::renderscript::RsExpandKernelParams *, 529ed79105cc6a8dbfaf959875249f36022cc2c798Chris Wailes uint32_t x1, uint32_t x2, uint32_t outstep); 53709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 54709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 55709a0978ae141198018ca9769f8d96292a8928e6Jason Samsstatic pthread_key_t gThreadTLSKey = 0; 56709a0978ae141198018ca9769f8d96292a8928e6Jason Samsstatic uint32_t gThreadTLSKeyCount = 0; 57709a0978ae141198018ca9769f8d96292a8928e6Jason Samsstatic pthread_mutex_t gInitMutex = PTHREAD_MUTEX_INITIALIZER; 58709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 59f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Samsbool android::renderscript::gArchUseSIMD = false; 60f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 61709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReference::~RsdCpuReference() { 62709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 63709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 64709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReference * RsdCpuReference::create(Context *rsc, uint32_t version_major, 65cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams uint32_t version_minor, sym_lookup_t lfn, script_lookup_t slfn 66cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams#ifndef RS_COMPATIBILITY_LIB 671d476620399d54774e4fd386c1d23cc583d49522Stephen Hines , bcc::RSLinkRuntimeCallback pLinkRuntimeCallback, 68005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines RSSelectRTCallback pSelectRTCallback, 69005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines const char *pBccPluginName 70cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams#endif 71cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams ) { 72709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 73709a0978ae141198018ca9769f8d96292a8928e6Jason Sams RsdCpuReferenceImpl *cpu = new RsdCpuReferenceImpl(rsc); 74709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (!cpu) { 7544bef6fba6244292b751387f3d6c31cca96c28adChris Wailes return nullptr; 76709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 77709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (!cpu->init(version_major, version_minor, lfn, slfn)) { 78709a0978ae141198018ca9769f8d96292a8928e6Jason Sams delete cpu; 7944bef6fba6244292b751387f3d6c31cca96c28adChris Wailes return nullptr; 80709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 81f218bf115af4ae4fd79adbb8842608b308a4cf07Stephen Hines 82cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams#ifndef RS_COMPATIBILITY_LIB 83f218bf115af4ae4fd79adbb8842608b308a4cf07Stephen Hines cpu->setLinkRuntimeCallback(pLinkRuntimeCallback); 841d476620399d54774e4fd386c1d23cc583d49522Stephen Hines cpu->setSelectRTCallback(pSelectRTCallback); 85005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines if (pBccPluginName) { 86005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines cpu->setBccPluginName(pBccPluginName); 87005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines } 88cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams#endif 89f218bf115af4ae4fd79adbb8842608b308a4cf07Stephen Hines 90709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return cpu; 91709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 92709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 93709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 94709a0978ae141198018ca9769f8d96292a8928e6Jason SamsContext * RsdCpuReference::getTlsContext() { 95709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ScriptTLSStruct * tls = (ScriptTLSStruct *)pthread_getspecific(gThreadTLSKey); 96709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return tls->mContext; 97709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 98709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 99709a0978ae141198018ca9769f8d96292a8928e6Jason Samsconst Script * RsdCpuReference::getTlsScript() { 100709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ScriptTLSStruct * tls = (ScriptTLSStruct *)pthread_getspecific(gThreadTLSKey); 101709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return tls->mScript; 102709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 103709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 104f218bf115af4ae4fd79adbb8842608b308a4cf07Stephen Hinespthread_key_t RsdCpuReference::getThreadTLSKey(){ return gThreadTLSKey; } 105709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 106709a0978ae141198018ca9769f8d96292a8928e6Jason Sams//////////////////////////////////////////////////////////// 107709a0978ae141198018ca9769f8d96292a8928e6Jason Sams/// 108709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 109709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReferenceImpl::RsdCpuReferenceImpl(Context *rsc) { 110709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mRSC = rsc; 111709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 112709a0978ae141198018ca9769f8d96292a8928e6Jason Sams version_major = 0; 113709a0978ae141198018ca9769f8d96292a8928e6Jason Sams version_minor = 0; 114709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mInForEach = false; 115709a0978ae141198018ca9769f8d96292a8928e6Jason Sams memset(&mWorkers, 0, sizeof(mWorkers)); 116709a0978ae141198018ca9769f8d96292a8928e6Jason Sams memset(&mTlsStruct, 0, sizeof(mTlsStruct)); 117709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mExit = false; 118cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams#ifndef RS_COMPATIBILITY_LIB 11944bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mLinkRuntimeCallback = nullptr; 12044bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mSelectRTCallback = nullptr; 12144bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mSetupCompilerCallback = nullptr; 122cadfac411e6690e39de36c4f9e94deb9b7d2d08eJason Sams#endif 123709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 124709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 125709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 126709a0978ae141198018ca9769f8d96292a8928e6Jason Samsvoid * RsdCpuReferenceImpl::helperThreadProc(void *vrsc) { 127709a0978ae141198018ca9769f8d96292a8928e6Jason Sams RsdCpuReferenceImpl *dc = (RsdCpuReferenceImpl *)vrsc; 128709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 1290b575de8ed0b628d84d256f5846500b0385979bdTim Murray uint32_t idx = __sync_fetch_and_add(&dc->mWorkers.mLaunchCount, 1); 130709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 131709a0978ae141198018ca9769f8d96292a8928e6Jason Sams //ALOGV("RS helperThread starting %p idx=%i", dc, idx); 132709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 133709a0978ae141198018ca9769f8d96292a8928e6Jason Sams dc->mWorkers.mLaunchSignals[idx].init(); 134709a0978ae141198018ca9769f8d96292a8928e6Jason Sams dc->mWorkers.mNativeThreadId[idx] = gettid(); 135709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 136709a0978ae141198018ca9769f8d96292a8928e6Jason Sams memset(&dc->mTlsStruct, 0, sizeof(dc->mTlsStruct)); 137709a0978ae141198018ca9769f8d96292a8928e6Jason Sams int status = pthread_setspecific(gThreadTLSKey, &dc->mTlsStruct); 138709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (status) { 139709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ALOGE("pthread_setspecific %i", status); 140709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 141709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 142709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#if 0 143709a0978ae141198018ca9769f8d96292a8928e6Jason Sams typedef struct {uint64_t bits[1024 / 64]; } cpu_set_t; 144709a0978ae141198018ca9769f8d96292a8928e6Jason Sams cpu_set_t cpuset; 145709a0978ae141198018ca9769f8d96292a8928e6Jason Sams memset(&cpuset, 0, sizeof(cpuset)); 146709a0978ae141198018ca9769f8d96292a8928e6Jason Sams cpuset.bits[idx / 64] |= 1ULL << (idx % 64); 147709a0978ae141198018ca9769f8d96292a8928e6Jason Sams int ret = syscall(241, rsc->mWorkers.mNativeThreadId[idx], 148709a0978ae141198018ca9769f8d96292a8928e6Jason Sams sizeof(cpuset), &cpuset); 149709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ALOGE("SETAFFINITY ret = %i %s", ret, EGLUtils::strerror(ret)); 150709a0978ae141198018ca9769f8d96292a8928e6Jason Sams#endif 151709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 152709a0978ae141198018ca9769f8d96292a8928e6Jason Sams while (!dc->mExit) { 153709a0978ae141198018ca9769f8d96292a8928e6Jason Sams dc->mWorkers.mLaunchSignals[idx].wait(); 154709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (dc->mWorkers.mLaunchCallback) { 155709a0978ae141198018ca9769f8d96292a8928e6Jason Sams // idx +1 is used because the calling thread is always worker 0. 156709a0978ae141198018ca9769f8d96292a8928e6Jason Sams dc->mWorkers.mLaunchCallback(dc->mWorkers.mLaunchData, idx+1); 157709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 1580b575de8ed0b628d84d256f5846500b0385979bdTim Murray __sync_fetch_and_sub(&dc->mWorkers.mRunningCount, 1); 159709a0978ae141198018ca9769f8d96292a8928e6Jason Sams dc->mWorkers.mCompleteSignal.set(); 160709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 161709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 162709a0978ae141198018ca9769f8d96292a8928e6Jason Sams //ALOGV("RS helperThread exited %p idx=%i", dc, idx); 16344bef6fba6244292b751387f3d6c31cca96c28adChris Wailes return nullptr; 164709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 165709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 166709a0978ae141198018ca9769f8d96292a8928e6Jason Samsvoid RsdCpuReferenceImpl::launchThreads(WorkerCallback_t cbk, void *data) { 167709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mLaunchData = data; 168709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mLaunchCallback = cbk; 1694d252d6e807b89764dad123ac845df298c52ca97Tim Murray 1704d252d6e807b89764dad123ac845df298c52ca97Tim Murray // fast path for very small launches 1714d252d6e807b89764dad123ac845df298c52ca97Tim Murray MTLaunchStruct *mtls = (MTLaunchStruct *)data; 1724d252d6e807b89764dad123ac845df298c52ca97Tim Murray if (mtls && mtls->fep.dimY <= 1 && mtls->xEnd <= mtls->xStart + mtls->mSliceSize) { 1734d252d6e807b89764dad123ac845df298c52ca97Tim Murray if (mWorkers.mLaunchCallback) { 1744d252d6e807b89764dad123ac845df298c52ca97Tim Murray mWorkers.mLaunchCallback(mWorkers.mLaunchData, 0); 1754d252d6e807b89764dad123ac845df298c52ca97Tim Murray } 1764d252d6e807b89764dad123ac845df298c52ca97Tim Murray return; 1774d252d6e807b89764dad123ac845df298c52ca97Tim Murray } 1784d252d6e807b89764dad123ac845df298c52ca97Tim Murray 1790b575de8ed0b628d84d256f5846500b0385979bdTim Murray mWorkers.mRunningCount = mWorkers.mCount; 1800b575de8ed0b628d84d256f5846500b0385979bdTim Murray __sync_synchronize(); 1810b575de8ed0b628d84d256f5846500b0385979bdTim Murray 182709a0978ae141198018ca9769f8d96292a8928e6Jason Sams for (uint32_t ct = 0; ct < mWorkers.mCount; ct++) { 183709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mLaunchSignals[ct].set(); 184709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 185709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 186709a0978ae141198018ca9769f8d96292a8928e6Jason Sams // We use the calling thread as one of the workers so we can start without 187709a0978ae141198018ca9769f8d96292a8928e6Jason Sams // the delay of the thread wakeup. 188709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (mWorkers.mLaunchCallback) { 1894d252d6e807b89764dad123ac845df298c52ca97Tim Murray mWorkers.mLaunchCallback(mWorkers.mLaunchData, 0); 190709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 191709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 1920b575de8ed0b628d84d256f5846500b0385979bdTim Murray while (__sync_fetch_and_or(&mWorkers.mRunningCount, 0) != 0) { 193709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mCompleteSignal.wait(); 194709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 195709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 196709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 197709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 198709a0978ae141198018ca9769f8d96292a8928e6Jason Samsvoid RsdCpuReferenceImpl::lockMutex() { 199709a0978ae141198018ca9769f8d96292a8928e6Jason Sams pthread_mutex_lock(&gInitMutex); 200709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 201709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 202709a0978ae141198018ca9769f8d96292a8928e6Jason Samsvoid RsdCpuReferenceImpl::unlockMutex() { 203709a0978ae141198018ca9769f8d96292a8928e6Jason Sams pthread_mutex_unlock(&gInitMutex); 204709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 205709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 206f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Samsstatic int 207f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Samsread_file(const char* pathname, char* buffer, size_t buffsize) 208f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams{ 209f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams int fd, len; 210f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 211f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams fd = open(pathname, O_RDONLY); 212f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams if (fd < 0) 213f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams return -1; 214f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 215f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams do { 216f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams len = read(fd, buffer, buffsize); 217f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams } while (len < 0 && errno == EINTR); 218f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 219f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams close(fd); 220f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 221f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams return len; 222f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams} 223f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 224f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Samsstatic void GetCpuInfo() { 225f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams char cpuinfo[4096]; 226f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams int cpuinfo_len; 227f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 228f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams cpuinfo_len = read_file("/proc/cpuinfo", cpuinfo, sizeof cpuinfo); 229f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams if (cpuinfo_len < 0) /* should not happen */ { 230f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams return; 231f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams } 232f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 233074424a4ac5b093331df2c92e7a5bcbfff136b71Jason Sams#if defined(ARCH_ARM_HAVE_VFP) || defined(ARCH_ARM_USE_INTRINSICS) 234074424a4ac5b093331df2c92e7a5bcbfff136b71Jason Sams gArchUseSIMD = (!!strstr(cpuinfo, " neon")) || 235074424a4ac5b093331df2c92e7a5bcbfff136b71Jason Sams (!!strstr(cpuinfo, " asimd")); 2367b7060c61e4182b29186849c5a857ea5f0898e56Rose, James#elif defined(ARCH_X86_HAVE_SSSE3) 2377b7060c61e4182b29186849c5a857ea5f0898e56Rose, James gArchUseSIMD = !!strstr(cpuinfo, " ssse3"); 2387b7060c61e4182b29186849c5a857ea5f0898e56Rose, James#endif 239f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams} 240f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 241709a0978ae141198018ca9769f8d96292a8928e6Jason Samsbool RsdCpuReferenceImpl::init(uint32_t version_major, uint32_t version_minor, 242709a0978ae141198018ca9769f8d96292a8928e6Jason Sams sym_lookup_t lfn, script_lookup_t slfn) { 243709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 244709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mSymLookupFn = lfn; 245709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mScriptLookupFn = slfn; 246709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 247709a0978ae141198018ca9769f8d96292a8928e6Jason Sams lockMutex(); 248709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (!gThreadTLSKeyCount) { 24944bef6fba6244292b751387f3d6c31cca96c28adChris Wailes int status = pthread_key_create(&gThreadTLSKey, nullptr); 250709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (status) { 251709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ALOGE("Failed to init thread tls key."); 252709a0978ae141198018ca9769f8d96292a8928e6Jason Sams unlockMutex(); 253709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return false; 254709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 255709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 256709a0978ae141198018ca9769f8d96292a8928e6Jason Sams gThreadTLSKeyCount++; 257709a0978ae141198018ca9769f8d96292a8928e6Jason Sams unlockMutex(); 258709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 259709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mTlsStruct.mContext = mRSC; 26044bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mTlsStruct.mScript = nullptr; 261709a0978ae141198018ca9769f8d96292a8928e6Jason Sams int status = pthread_setspecific(gThreadTLSKey, &mTlsStruct); 262709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (status) { 263709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ALOGE("pthread_setspecific %i", status); 264709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 265709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 266f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams GetCpuInfo(); 267f5ef8df639ba6363aa5d546e57ce872d04144cb6Jason Sams 26877d57a305f4134e78ebc91869011c4009988104eJason Sams int cpu = sysconf(_SC_NPROCESSORS_CONF); 269709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if(mRSC->props.mDebugMaxThreads) { 270709a0978ae141198018ca9769f8d96292a8928e6Jason Sams cpu = mRSC->props.mDebugMaxThreads; 271709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 272709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (cpu < 2) { 273709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mCount = 0; 274709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return true; 275709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 276709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 277709a0978ae141198018ca9769f8d96292a8928e6Jason Sams // Subtract one from the cpu count because we also use the command thread as a worker. 278709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mCount = (uint32_t)(cpu - 1); 279709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 2808ca358a2abe7e0dba23993e0fc8d64b8b55bd9caJason Sams ALOGV("%p Launching thread(s), CPUs %i", mRSC, mWorkers.mCount + 1); 281709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 282709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mThreadId = (pthread_t *) calloc(mWorkers.mCount, sizeof(pthread_t)); 283709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mNativeThreadId = (pid_t *) calloc(mWorkers.mCount, sizeof(pid_t)); 284709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mLaunchSignals = new Signal[mWorkers.mCount]; 28544bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mWorkers.mLaunchCallback = nullptr; 286709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 287709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mCompleteSignal.init(); 288709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 2890b575de8ed0b628d84d256f5846500b0385979bdTim Murray mWorkers.mRunningCount = mWorkers.mCount; 2900b575de8ed0b628d84d256f5846500b0385979bdTim Murray mWorkers.mLaunchCount = 0; 2910b575de8ed0b628d84d256f5846500b0385979bdTim Murray __sync_synchronize(); 292709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 293709a0978ae141198018ca9769f8d96292a8928e6Jason Sams pthread_attr_t threadAttr; 294709a0978ae141198018ca9769f8d96292a8928e6Jason Sams status = pthread_attr_init(&threadAttr); 295709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (status) { 296709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ALOGE("Failed to init thread attribute."); 297709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return false; 298709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 299709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 300709a0978ae141198018ca9769f8d96292a8928e6Jason Sams for (uint32_t ct=0; ct < mWorkers.mCount; ct++) { 301709a0978ae141198018ca9769f8d96292a8928e6Jason Sams status = pthread_create(&mWorkers.mThreadId[ct], &threadAttr, helperThreadProc, this); 302709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (status) { 303709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mCount = ct; 304709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ALOGE("Created fewer than expected number of RS threads."); 305709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 306709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 307709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 3080b575de8ed0b628d84d256f5846500b0385979bdTim Murray while (__sync_fetch_and_or(&mWorkers.mRunningCount, 0) != 0) { 309709a0978ae141198018ca9769f8d96292a8928e6Jason Sams usleep(100); 310709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 311709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 312709a0978ae141198018ca9769f8d96292a8928e6Jason Sams pthread_attr_destroy(&threadAttr); 313709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return true; 314709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 315709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 316709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 317709a0978ae141198018ca9769f8d96292a8928e6Jason Samsvoid RsdCpuReferenceImpl::setPriority(int32_t priority) { 318709a0978ae141198018ca9769f8d96292a8928e6Jason Sams for (uint32_t ct=0; ct < mWorkers.mCount; ct++) { 319709a0978ae141198018ca9769f8d96292a8928e6Jason Sams setpriority(PRIO_PROCESS, mWorkers.mNativeThreadId[ct], priority); 320709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 321709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 322709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 323709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReferenceImpl::~RsdCpuReferenceImpl() { 324709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mExit = true; 32544bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mWorkers.mLaunchData = nullptr; 32644bef6fba6244292b751387f3d6c31cca96c28adChris Wailes mWorkers.mLaunchCallback = nullptr; 3270b575de8ed0b628d84d256f5846500b0385979bdTim Murray mWorkers.mRunningCount = mWorkers.mCount; 3280b575de8ed0b628d84d256f5846500b0385979bdTim Murray __sync_synchronize(); 329709a0978ae141198018ca9769f8d96292a8928e6Jason Sams for (uint32_t ct = 0; ct < mWorkers.mCount; ct++) { 330709a0978ae141198018ca9769f8d96292a8928e6Jason Sams mWorkers.mLaunchSignals[ct].set(); 331709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 332709a0978ae141198018ca9769f8d96292a8928e6Jason Sams void *res; 333709a0978ae141198018ca9769f8d96292a8928e6Jason Sams for (uint32_t ct = 0; ct < mWorkers.mCount; ct++) { 334709a0978ae141198018ca9769f8d96292a8928e6Jason Sams pthread_join(mWorkers.mThreadId[ct], &res); 335709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 3360b575de8ed0b628d84d256f5846500b0385979bdTim Murray rsAssert(__sync_fetch_and_or(&mWorkers.mRunningCount, 0) == 0); 33707ef704308b514272ed2f5c3e6a2f4c055550158Jens Gulin free(mWorkers.mThreadId); 33807ef704308b514272ed2f5c3e6a2f4c055550158Jens Gulin free(mWorkers.mNativeThreadId); 33907ef704308b514272ed2f5c3e6a2f4c055550158Jens Gulin delete[] mWorkers.mLaunchSignals; 340709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 341709a0978ae141198018ca9769f8d96292a8928e6Jason Sams // Global structure cleanup. 342709a0978ae141198018ca9769f8d96292a8928e6Jason Sams lockMutex(); 343709a0978ae141198018ca9769f8d96292a8928e6Jason Sams --gThreadTLSKeyCount; 344709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (!gThreadTLSKeyCount) { 345709a0978ae141198018ca9769f8d96292a8928e6Jason Sams pthread_key_delete(gThreadTLSKey); 346709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 347709a0978ae141198018ca9769f8d96292a8928e6Jason Sams unlockMutex(); 348709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 349709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 350709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 351709a0978ae141198018ca9769f8d96292a8928e6Jason Samstypedef void (*rs_t)(const void *, void *, const void *, uint32_t, uint32_t, uint32_t, uint32_t); 352f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailestypedef void (*walk_loop_t)(MTLaunchStruct*, 353f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes RsExpandKernelParams&, 354f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes outer_foreach_t); 355709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 356f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes 357f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailesstatic void walk_wrapper(void* usr, uint32_t idx, walk_loop_t walk_loop) { 358709a0978ae141198018ca9769f8d96292a8928e6Jason Sams MTLaunchStruct *mtls = (MTLaunchStruct *)usr; 35980ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 360f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t inLen = mtls->fep.inLen; 361f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes 36280ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes RsExpandKernelParams kparams; 36380ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes kparams.takeFields(mtls->fep); 36480ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 36580ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes // Used by CpuScriptGroup, IntrinsicBlur, and IntrinsicHistogram 36680ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes kparams.lid = idx; 367709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 368f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes if (inLen > 0) { 369f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // Allocate space for our input base pointers. 370f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.ins = (const void**)alloca(inLen * sizeof(void*)); 3714b2bea3dc20865f3a198797702e19912a6a2171cStephen Hines 372f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // Allocate space for our input stride information. 373f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.inEStrides = (uint32_t*)alloca(inLen * sizeof(uint32_t)); 3744b2bea3dc20865f3a198797702e19912a6a2171cStephen Hines 375f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // Fill our stride information. 376f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes for (int inIndex = inLen; --inIndex >= 0;) { 377f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.inEStrides[inIndex] = mtls->fep.inStrides[inIndex].eStride; 378709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 379709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 380709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 381709a0978ae141198018ca9769f8d96292a8928e6Jason Sams outer_foreach_t fn = (outer_foreach_t) mtls->kernel; 382709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 383f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes walk_loop(mtls, kparams, fn); 384709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 385709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 386f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailesstatic void walk_2d(void *usr, uint32_t idx) { 387f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes walk_wrapper(usr, idx, [](MTLaunchStruct *mtls, 388f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes RsExpandKernelParams &kparams, 389f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes outer_foreach_t fn) { 390709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 391f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes while (1) { 392f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t slice = (uint32_t)__sync_fetch_and_add(&mtls->mSliceNum, 1); 393f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t yStart = mtls->yStart + slice * mtls->mSliceSize; 394f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t yEnd = yStart + mtls->mSliceSize; 395709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 396f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes yEnd = rsMin(yEnd, mtls->yEnd); 397709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 398f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes if (yEnd <= yStart) { 399f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes return; 400709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 401709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 402f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes for (kparams.y = yStart; kparams.y < yEnd; kparams.y++) { 403f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.out = mtls->fep.outPtr + 404f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (mtls->fep.outStride.yStride * kparams.y) + 405f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (mtls->fep.outStride.eStride * mtls->xStart); 406709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 407f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes for (int inIndex = mtls->fep.inLen; --inIndex >= 0;) { 408f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes StridePair &strides = mtls->fep.inStrides[inIndex]; 409709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 410f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.ins[inIndex] = 411f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes mtls->fep.inPtrs[inIndex] + 412f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (strides.yStride * kparams.y) + 413f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (strides.eStride * mtls->xStart); 414f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes } 415709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 4169ed79105cc6a8dbfaf959875249f36022cc2c798Chris Wailes fn(&kparams, mtls->xStart, mtls->xEnd, 417f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes mtls->fep.outStride.eStride); 418709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 419709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 420f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes }); 421f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes} 4224b2bea3dc20865f3a198797702e19912a6a2171cStephen Hines 423f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailesstatic void walk_1d(void *usr, uint32_t idx) { 424f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes walk_wrapper(usr, idx, [](MTLaunchStruct *mtls, 425f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes RsExpandKernelParams &kparams, 426f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes outer_foreach_t fn) { 42780ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 428f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes while (1) { 429f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t slice = (uint32_t)__sync_fetch_and_add(&mtls->mSliceNum, 1); 430f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t xStart = mtls->xStart + slice * mtls->mSliceSize; 431f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t xEnd = xStart + mtls->mSliceSize; 43280ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 433f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes xEnd = rsMin(xEnd, mtls->xEnd); 43480ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 435f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes if (xEnd <= xStart) { 436f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes return; 437f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes } 43880ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 439f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.out = mtls->fep.outPtr + 440f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (mtls->fep.outStride.eStride * xStart); 44180ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 442f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes for (int inIndex = mtls->fep.inLen; --inIndex >= 0;) { 443f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes StridePair &strides = mtls->fep.inStrides[inIndex]; 44480ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 445f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.ins[inIndex] = 446f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes mtls->fep.inPtrs[inIndex] + (strides.eStride * xStart); 447709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 448f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes 4499ed79105cc6a8dbfaf959875249f36022cc2c798Chris Wailes fn(&kparams, xStart, xEnd, mtls->fep.outStride.eStride); 450709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 451f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes }); 452709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 453709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 454f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes 455f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailesvoid RsdCpuReferenceImpl::launchThreads(const Allocation ** ains, 456f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes uint32_t inLen, 457f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes Allocation* aout, 458f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes const RsScriptCall* sc, 459f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes MTLaunchStruct* mtls) { 4604b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 4614b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes //android::StopWatch kernel_time("kernel time"); 4624b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 4634b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes if ((mWorkers.mCount >= 1) && mtls->isThreadable && !mInForEach) { 4644b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes const size_t targetByteChunk = 16 * 1024; 4654b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes mInForEach = true; 466f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes 4674b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes if (mtls->fep.dimY > 1) { 4684b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes uint32_t s1 = mtls->fep.dimY / ((mWorkers.mCount + 1) * 4); 4694b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes uint32_t s2 = 0; 4704b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 4714b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes // This chooses our slice size to rate limit atomic ops to 4724b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes // one per 16k bytes of reads/writes. 473f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes if (mtls->fep.outStride.yStride) { 474f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes s2 = targetByteChunk / mtls->fep.outStride.yStride; 4754b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } else { 476f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // We know that there is either an output or an input. 477f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes s2 = targetByteChunk / mtls->fep.inStrides[0].yStride; 4784b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 4794b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes mtls->mSliceSize = rsMin(s1, s2); 4804b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 4814b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes if(mtls->mSliceSize < 1) { 4824b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes mtls->mSliceSize = 1; 4834b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 4844b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 485f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes launchThreads(walk_2d, mtls); 4864b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } else { 4874b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes uint32_t s1 = mtls->fep.dimX / ((mWorkers.mCount + 1) * 4); 4884b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes uint32_t s2 = 0; 4894b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 4904b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes // This chooses our slice size to rate limit atomic ops to 4914b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes // one per 16k bytes of reads/writes. 492f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes if (mtls->fep.outStride.eStride) { 493f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes s2 = targetByteChunk / mtls->fep.outStride.eStride; 4944b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } else { 495f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // We know that there is either an output or an input. 496f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes s2 = targetByteChunk / mtls->fep.inStrides[0].eStride; 4974b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 4984b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes mtls->mSliceSize = rsMin(s1, s2); 4994b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 5004b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes if (mtls->mSliceSize < 1) { 5014b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes mtls->mSliceSize = 1; 5024b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5034b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 504f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes launchThreads(walk_1d, mtls); 5054b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5064b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes mInForEach = false; 5074b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 5084b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } else { 50980ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes RsExpandKernelParams kparams; 51080ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes kparams.takeFields(mtls->fep); 5114b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 512f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes if (inLen > 0) { 513f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // Allocate space for our input base pointers. 514f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.ins = (const void**)alloca(inLen * sizeof(void*)); 5154b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 516f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // Allocate space for our input stride information. 517f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.inEStrides = (uint32_t*)alloca(inLen * sizeof(uint32_t)); 5184b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 519f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes // Fill our stride information. 520f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes for (int inIndex = inLen; --inIndex >= 0;) { 521f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.inEStrides[inIndex] = 522f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes mtls->fep.inStrides[inIndex].eStride; 523f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes } 5244b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5254b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 5264b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes //ALOGE("launch 3"); 5274b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes outer_foreach_t fn = (outer_foreach_t) mtls->kernel; 52880ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes for (uint32_t arrayIndex = mtls->arrayStart; 52980ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes arrayIndex < mtls->arrayEnd; arrayIndex++) { 53080ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes 53180ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes for (kparams.z = mtls->zStart; kparams.z < mtls->zEnd; 53280ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes kparams.z++) { 5334b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 53480ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes for (kparams.y = mtls->yStart; kparams.y < mtls->yEnd; 53580ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes kparams.y++) { 5364b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 53780ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes uint32_t offset = 53880ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes mtls->fep.dimY * mtls->fep.dimZ * arrayIndex + 53980ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes mtls->fep.dimY * kparams.z + kparams.y; 5404b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 541f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes kparams.out = mtls->fep.outPtr + 542f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (mtls->fep.outStride.yStride * offset) + 543f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes (mtls->fep.outStride.eStride * mtls->xStart); 5444b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 54580ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes for (int inIndex = inLen; --inIndex >= 0;) { 54680ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes StridePair &strides = mtls->fep.inStrides[inIndex]; 5474b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 54880ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes kparams.ins[inIndex] = 549f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes mtls->fep.inPtrs[inIndex] + 55080ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes (strides.yStride * offset) + 55180ef693674f69c0343c41564e30f80e7fb513b60Chris Wailes (strides.eStride * mtls->xStart); 5524b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5534b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 5549ed79105cc6a8dbfaf959875249f36022cc2c798Chris Wailes fn(&kparams, mtls->xStart, mtls->xEnd, 555f37121300217d3b39ab66dd9c8881bcbcad932dfChris Wailes mtls->fep.outStride.eStride); 5564b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5574b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5584b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5594b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes } 5604b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes} 5614b3c34e6833e39bc89c2128002806b654b8e623dChris Wailes 562709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuScriptImpl * RsdCpuReferenceImpl::setTLS(RsdCpuScriptImpl *sc) { 563709a0978ae141198018ca9769f8d96292a8928e6Jason Sams //ALOGE("setTls %p", sc); 564709a0978ae141198018ca9769f8d96292a8928e6Jason Sams ScriptTLSStruct * tls = (ScriptTLSStruct *)pthread_getspecific(gThreadTLSKey); 565709a0978ae141198018ca9769f8d96292a8928e6Jason Sams rsAssert(tls); 566709a0978ae141198018ca9769f8d96292a8928e6Jason Sams RsdCpuScriptImpl *old = tls->mImpl; 567709a0978ae141198018ca9769f8d96292a8928e6Jason Sams tls->mImpl = sc; 568709a0978ae141198018ca9769f8d96292a8928e6Jason Sams tls->mContext = mRSC; 569709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (sc) { 570709a0978ae141198018ca9769f8d96292a8928e6Jason Sams tls->mScript = sc->getScript(); 571709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } else { 57244bef6fba6244292b751387f3d6c31cca96c28adChris Wailes tls->mScript = nullptr; 573709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 574709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return old; 575709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 576709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 577709a0978ae141198018ca9769f8d96292a8928e6Jason Samsconst RsdCpuReference::CpuSymbol * RsdCpuReferenceImpl::symLookup(const char *name) { 578709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return mSymLookupFn(mRSC, name); 579709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 580709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 581709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 582709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReference::CpuScript * RsdCpuReferenceImpl::createScript(const ScriptC *s, 583709a0978ae141198018ca9769f8d96292a8928e6Jason Sams char const *resName, char const *cacheDir, 584709a0978ae141198018ca9769f8d96292a8928e6Jason Sams uint8_t const *bitcode, size_t bitcodeSize, 585709a0978ae141198018ca9769f8d96292a8928e6Jason Sams uint32_t flags) { 586709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 587709a0978ae141198018ca9769f8d96292a8928e6Jason Sams RsdCpuScriptImpl *i = new RsdCpuScriptImpl(this, s); 588005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines if (!i->init(resName, cacheDir, bitcode, bitcodeSize, flags 589005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines#ifndef RS_COMPATIBILITY_LIB 590005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines , getBccPluginName() 591005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines#endif 592005113297b19ed256b6db9d6bc293ed9266899fcStephen Hines )) { 593709a0978ae141198018ca9769f8d96292a8928e6Jason Sams delete i; 59444bef6fba6244292b751387f3d6c31cca96c28adChris Wailes return nullptr; 595709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 596709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return i; 597709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 598709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 5997c4b888f2147edf99690b6af75470774ff31c43bJason Samsextern RsdCpuScriptImpl * rsdIntrinsic_3DLUT(RsdCpuReferenceImpl *ctx, 6007c4b888f2147edf99690b6af75470774ff31c43bJason Sams const Script *s, const Element *e); 601c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_Convolve3x3(RsdCpuReferenceImpl *ctx, 602c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 603c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_ColorMatrix(RsdCpuReferenceImpl *ctx, 604c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 605c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_LUT(RsdCpuReferenceImpl *ctx, 606c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 607c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_Convolve5x5(RsdCpuReferenceImpl *ctx, 608c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 609c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_Blur(RsdCpuReferenceImpl *ctx, 610c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 611c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_YuvToRGB(RsdCpuReferenceImpl *ctx, 612c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 613c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_Blend(RsdCpuReferenceImpl *ctx, 614c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams const Script *s, const Element *e); 6152282e2816ac5f5de53f9bd4f3ecbdfd6d756d120Jason Samsextern RsdCpuScriptImpl * rsdIntrinsic_Histogram(RsdCpuReferenceImpl *ctx, 6162282e2816ac5f5de53f9bd4f3ecbdfd6d756d120Jason Sams const Script *s, const Element *e); 61739ab94aafb7f0916a7f6e345ee1fa0f5ff3bbacdJason Samsextern RsdCpuScriptImpl * rsdIntrinsic_Resize(RsdCpuReferenceImpl *ctx, 61839ab94aafb7f0916a7f6e345ee1fa0f5ff3bbacdJason Sams const Script *s, const Element *e); 619709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 620709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReference::CpuScript * RsdCpuReferenceImpl::createIntrinsic(const Script *s, 621709a0978ae141198018ca9769f8d96292a8928e6Jason Sams RsScriptIntrinsicID iid, Element *e) { 622709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 62344bef6fba6244292b751387f3d6c31cca96c28adChris Wailes RsdCpuScriptImpl *i = nullptr; 624709a0978ae141198018ca9769f8d96292a8928e6Jason Sams switch (iid) { 6257c4b888f2147edf99690b6af75470774ff31c43bJason Sams case RS_SCRIPT_INTRINSIC_ID_3DLUT: 6267c4b888f2147edf99690b6af75470774ff31c43bJason Sams i = rsdIntrinsic_3DLUT(this, s, e); 6277c4b888f2147edf99690b6af75470774ff31c43bJason Sams break; 628709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_CONVOLVE_3x3: 629c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_Convolve3x3(this, s, e); 630709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 631709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_COLOR_MATRIX: 632c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_ColorMatrix(this, s, e); 633709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 634709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_LUT: 635c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_LUT(this, s, e); 636709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 637709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_CONVOLVE_5x5: 638c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_Convolve5x5(this, s, e); 639709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 640709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_BLUR: 641c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_Blur(this, s, e); 642709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 643709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_YUV_TO_RGB: 644c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_YuvToRGB(this, s, e); 645709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 646709a0978ae141198018ca9769f8d96292a8928e6Jason Sams case RS_SCRIPT_INTRINSIC_ID_BLEND: 647c905efd76fdcc1b8846b229bf7d991d185a7b4b7Jason Sams i = rsdIntrinsic_Blend(this, s, e); 648709a0978ae141198018ca9769f8d96292a8928e6Jason Sams break; 6492282e2816ac5f5de53f9bd4f3ecbdfd6d756d120Jason Sams case RS_SCRIPT_INTRINSIC_ID_HISTOGRAM: 6502282e2816ac5f5de53f9bd4f3ecbdfd6d756d120Jason Sams i = rsdIntrinsic_Histogram(this, s, e); 6512282e2816ac5f5de53f9bd4f3ecbdfd6d756d120Jason Sams break; 65239ab94aafb7f0916a7f6e345ee1fa0f5ff3bbacdJason Sams case RS_SCRIPT_INTRINSIC_ID_RESIZE: 65339ab94aafb7f0916a7f6e345ee1fa0f5ff3bbacdJason Sams i = rsdIntrinsic_Resize(this, s, e); 65439ab94aafb7f0916a7f6e345ee1fa0f5ff3bbacdJason Sams break; 655709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 656709a0978ae141198018ca9769f8d96292a8928e6Jason Sams default: 657709a0978ae141198018ca9769f8d96292a8928e6Jason Sams rsAssert(0); 658709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 659709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 660709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return i; 661709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 662709a0978ae141198018ca9769f8d96292a8928e6Jason Sams 663709a0978ae141198018ca9769f8d96292a8928e6Jason SamsRsdCpuReference::CpuScriptGroup * RsdCpuReferenceImpl::createScriptGroup(const ScriptGroup *sg) { 664709a0978ae141198018ca9769f8d96292a8928e6Jason Sams CpuScriptGroupImpl *sgi = new CpuScriptGroupImpl(this, sg); 665709a0978ae141198018ca9769f8d96292a8928e6Jason Sams if (!sgi->init()) { 666709a0978ae141198018ca9769f8d96292a8928e6Jason Sams delete sgi; 66744bef6fba6244292b751387f3d6c31cca96c28adChris Wailes return nullptr; 668709a0978ae141198018ca9769f8d96292a8928e6Jason Sams } 669709a0978ae141198018ca9769f8d96292a8928e6Jason Sams return sgi; 670709a0978ae141198018ca9769f8d96292a8928e6Jason Sams} 671