rsCpuScript.cpp revision 0b575de8ed0b628d84d256f5846500b0385979bd 
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
18
19#include "rsCpuCore.h"
20
21#include "rsCpuScript.h"
22//#include "rsdRuntime.h"
23//#include "rsdAllocation.h"
24//#include "rsCpuIntrinsics.h"
25
26#ifndef RS_SERVER
27#include "utils/Vector.h"
28#include "utils/Timers.h"
29#include "utils/StopWatch.h"
30#endif
31
32#ifdef RS_COMPATIBILITY_LIB
33    #include <dlfcn.h>
34    #include <stdio.h>
35    #include <string.h>
36#else
37    #include <bcc/BCCContext.h>
38    #include <bcc/Renderscript/RSCompilerDriver.h>
39    #include <bcc/Renderscript/RSExecutable.h>
40    #include <bcc/Renderscript/RSInfo.h>
41#endif
42
43namespace android {
44namespace renderscript {
45
46
47#ifdef RS_COMPATIBILITY_LIB
48#define MAXLINE 500
49#define MAKE_STR_HELPER(S) #S
50#define MAKE_STR(S) MAKE_STR_HELPER(S)
51#define EXPORT_VAR_STR "exportVarCount: "
52#define EXPORT_VAR_STR_LEN strlen(EXPORT_VAR_STR)
53#define EXPORT_FUNC_STR "exportFuncCount: "
54#define EXPORT_FUNC_STR_LEN strlen(EXPORT_FUNC_STR)
55#define EXPORT_FOREACH_STR "exportForEachCount: "
56#define EXPORT_FOREACH_STR_LEN strlen(EXPORT_FOREACH_STR)
57#define OBJECT_SLOT_STR "objectSlotCount: "
58#define OBJECT_SLOT_STR_LEN strlen(OBJECT_SLOT_STR)
59
60// Copy up to a newline or size chars from str -> s, updating str
61// Returns s when successful and NULL when '\0' is finally reached.
62static char* strgets(char *s, int size, const char **ppstr) {
63    if (!ppstr || !*ppstr || **ppstr == '\0' || size < 1) {
64        return NULL;
65    }
66
67    int i;
68    for (i = 0; i < (size - 1); i++) {
69        s[i] = **ppstr;
70        (*ppstr)++;
71        if (s[i] == '\0') {
72            return s;
73        } else if (s[i] == '\n') {
74            s[i+1] = '\0';
75            return s;
76        }
77    }
78
79    // size has been exceeded.
80    s[i] = '\0';
81
82    return s;
83}
84#endif
85
86RsdCpuScriptImpl::RsdCpuScriptImpl(RsdCpuReferenceImpl *ctx, const Script *s) {
87    mCtx = ctx;
88    mScript = s;
89
90#ifdef RS_COMPATIBILITY_LIB
91    mScriptSO = NULL;
92    mInvokeFunctions = NULL;
93    mForEachFunctions = NULL;
94    mFieldAddress = NULL;
95    mFieldIsObject = NULL;
96    mForEachSignatures = NULL;
97#else
98    mCompilerContext = NULL;
99    mCompilerDriver = NULL;
100    mExecutable = NULL;
101#endif
102
103    mRoot = NULL;
104    mRootExpand = NULL;
105    mInit = NULL;
106    mFreeChildren = NULL;
107
108
109    mBoundAllocs = NULL;
110    mIntrinsicData = NULL;
111    mIsThreadable = true;
112}
113
114
115bool RsdCpuScriptImpl::init(char const *resName, char const *cacheDir,
116                            uint8_t const *bitcode, size_t bitcodeSize,
117                            uint32_t flags) {
118    //ALOGE("rsdScriptCreate %p %p %p %p %i %i %p", rsc, resName, cacheDir, bitcode, bitcodeSize, flags, lookupFunc);
119    //ALOGE("rsdScriptInit %p %p", rsc, script);
120
121    mCtx->lockMutex();
122
123#ifndef RS_COMPATIBILITY_LIB
124    bcc::RSExecutable *exec;
125    const bcc::RSInfo *info;
126
127    mCompilerContext = NULL;
128    mCompilerDriver = NULL;
129    mExecutable = NULL;
130
131    mCompilerContext = new bcc::BCCContext();
132    if (mCompilerContext == NULL) {
133        ALOGE("bcc: FAILS to create compiler context (out of memory)");
134        mCtx->unlockMutex();
135        return false;
136    }
137
138    mCompilerDriver = new bcc::RSCompilerDriver();
139    if (mCompilerDriver == NULL) {
140        ALOGE("bcc: FAILS to create compiler driver (out of memory)");
141        mCtx->unlockMutex();
142        return false;
143    }
144
145    mCompilerDriver->setRSRuntimeLookupFunction(lookupRuntimeStub);
146    mCompilerDriver->setRSRuntimeLookupContext(this);
147
148    exec = mCompilerDriver->build(*mCompilerContext, cacheDir, resName,
149                                  (const char *)bitcode, bitcodeSize, NULL,
150                                  mCtx->getLinkRuntimeCallback());
151
152    if (exec == NULL) {
153        ALOGE("bcc: FAILS to prepare executable for '%s'", resName);
154        mCtx->unlockMutex();
155        return false;
156    }
157
158    mExecutable = exec;
159
160    exec->setThreadable(mIsThreadable);
161    if (!exec->syncInfo()) {
162        ALOGW("bcc: FAILS to synchronize the RS info file to the disk");
163    }
164
165    mRoot = reinterpret_cast<int (*)()>(exec->getSymbolAddress("root"));
166    mRootExpand =
167        reinterpret_cast<int (*)()>(exec->getSymbolAddress("root.expand"));
168    mInit = reinterpret_cast<void (*)()>(exec->getSymbolAddress("init"));
169    mFreeChildren =
170        reinterpret_cast<void (*)()>(exec->getSymbolAddress(".rs.dtor"));
171
172
173    info = &mExecutable->getInfo();
174    if (info->getExportVarNames().size()) {
175        mBoundAllocs = new Allocation *[info->getExportVarNames().size()];
176        memset(mBoundAllocs, 0, sizeof(void *) * info->getExportVarNames().size());
177    }
178
179#else
180
181#ifndef RS_SERVER
182    String8 scriptSOName(cacheDir);
183    scriptSOName = scriptSOName.getPathDir();
184    scriptSOName.appendPath("lib");
185    scriptSOName.append("/librs.");
186#else
187    String8 scriptSOName("lib");
188#endif
189    scriptSOName.append(resName);
190    scriptSOName.append(".so");
191
192    //script->mHal.drv = drv;
193
194    //ALOGV("Opening up shared object: %s", scriptSOName.string());
195    mScriptSO = dlopen(scriptSOName.string(), RTLD_NOW | RTLD_LOCAL);
196    if (mScriptSO == NULL) {
197        ALOGE("Unable to open shared library (%s): %s",
198              scriptSOName.string(), dlerror());
199
200        // One final attempt to find the library in "/system/lib".
201        // We do this to allow bundled applications to use the compatibility
202        // library fallback path. Those applications don't have a private
203        // library path, so they need to install to the system directly.
204        String8 scriptSONameSystem("/system/lib/librs.");
205        scriptSONameSystem.append(resName);
206        scriptSONameSystem.append(".so");
207        mScriptSO = dlopen(scriptSONameSystem.string(), RTLD_NOW | RTLD_LOCAL);
208        if (mScriptSO == NULL) {
209            ALOGE("Unable to open system shared library (%s): %s",
210                  scriptSONameSystem.string(), dlerror());
211            goto error;
212        }
213    }
214
215    if (mScriptSO) {
216        char line[MAXLINE];
217        mRoot = (RootFunc_t) dlsym(mScriptSO, "root");
218        if (mRoot) {
219            //ALOGE("Found root(): %p", mRoot);
220        }
221        mRootExpand = (RootFunc_t) dlsym(mScriptSO, "root.expand");
222        if (mRootExpand) {
223            //ALOGE("Found root.expand(): %p", mRootExpand);
224        }
225        mInit = (InvokeFunc_t) dlsym(mScriptSO, "init");
226        if (mInit) {
227            //ALOGE("Found init(): %p", mInit);
228        }
229        mFreeChildren = (InvokeFunc_t) dlsym(mScriptSO, ".rs.dtor");
230        if (mFreeChildren) {
231            //ALOGE("Found .rs.dtor(): %p", mFreeChildren);
232        }
233
234        const char *rsInfo = (const char *) dlsym(mScriptSO, ".rs.info");
235        if (rsInfo) {
236            //ALOGE("Found .rs.info(): %p - %s", rsInfo, rsInfo);
237        }
238
239        size_t varCount = 0;
240        if (strgets(line, MAXLINE, &rsInfo) == NULL) {
241            goto error;
242        }
243        if (sscanf(line, EXPORT_VAR_STR "%zu", &varCount) != 1) {
244            ALOGE("Invalid export var count!: %s", line);
245            goto error;
246        }
247
248        mExportedVariableCount = varCount;
249        //ALOGE("varCount: %zu", varCount);
250        if (varCount > 0) {
251            // Start by creating/zeroing this member, since we don't want to
252            // accidentally clean up invalid pointers later (if we error out).
253            mFieldIsObject = new bool[varCount];
254            if (mFieldIsObject == NULL) {
255                goto error;
256            }
257            memset(mFieldIsObject, 0, varCount * sizeof(*mFieldIsObject));
258            mFieldAddress = new void*[varCount];
259            if (mFieldAddress == NULL) {
260                goto error;
261            }
262            for (size_t i = 0; i < varCount; ++i) {
263                if (strgets(line, MAXLINE, &rsInfo) == NULL) {
264                    goto error;
265                }
266                char *c = strrchr(line, '\n');
267                if (c) {
268                    *c = '\0';
269                }
270                mFieldAddress[i] = dlsym(mScriptSO, line);
271                if (mFieldAddress[i] == NULL) {
272                    ALOGE("Failed to find variable address for %s: %s",
273                          line, dlerror());
274                    // Not a critical error if we don't find a global variable.
275                }
276                else {
277                    //ALOGE("Found variable %s at %p", line,
278                    //mFieldAddress[i]);
279                }
280            }
281        }
282
283        size_t funcCount = 0;
284        if (strgets(line, MAXLINE, &rsInfo) == NULL) {
285            goto error;
286        }
287        if (sscanf(line, EXPORT_FUNC_STR "%zu", &funcCount) != 1) {
288            ALOGE("Invalid export func count!: %s", line);
289            goto error;
290        }
291
292        mExportedFunctionCount = funcCount;
293        //ALOGE("funcCount: %zu", funcCount);
294
295        if (funcCount > 0) {
296            mInvokeFunctions = new InvokeFunc_t[funcCount];
297            if (mInvokeFunctions == NULL) {
298                goto error;
299            }
300            for (size_t i = 0; i < funcCount; ++i) {
301                if (strgets(line, MAXLINE, &rsInfo) == NULL) {
302                    goto error;
303                }
304                char *c = strrchr(line, '\n');
305                if (c) {
306                    *c = '\0';
307                }
308
309                mInvokeFunctions[i] = (InvokeFunc_t) dlsym(mScriptSO, line);
310                if (mInvokeFunctions[i] == NULL) {
311                    ALOGE("Failed to get function address for %s(): %s",
312                          line, dlerror());
313                    goto error;
314                }
315                else {
316                    //ALOGE("Found InvokeFunc_t %s at %p", line, mInvokeFunctions[i]);
317                }
318            }
319        }
320
321        size_t forEachCount = 0;
322        if (strgets(line, MAXLINE, &rsInfo) == NULL) {
323            goto error;
324        }
325        if (sscanf(line, EXPORT_FOREACH_STR "%zu", &forEachCount) != 1) {
326            ALOGE("Invalid export forEach count!: %s", line);
327            goto error;
328        }
329
330        if (forEachCount > 0) {
331
332            mForEachSignatures = new uint32_t[forEachCount];
333            if (mForEachSignatures == NULL) {
334                goto error;
335            }
336            mForEachFunctions = new ForEachFunc_t[forEachCount];
337            if (mForEachFunctions == NULL) {
338                goto error;
339            }
340            for (size_t i = 0; i < forEachCount; ++i) {
341                unsigned int tmpSig = 0;
342                char tmpName[MAXLINE];
343
344                if (strgets(line, MAXLINE, &rsInfo) == NULL) {
345                    goto error;
346                }
347                if (sscanf(line, "%u - %" MAKE_STR(MAXLINE) "s",
348                           &tmpSig, tmpName) != 2) {
349                    ALOGE("Invalid export forEach!: %s", line);
350                    goto error;
351                }
352
353                // Lookup the expanded ForEach kernel.
354                strncat(tmpName, ".expand", MAXLINE-1-strlen(tmpName));
355                mForEachSignatures[i] = tmpSig;
356                mForEachFunctions[i] =
357                        (ForEachFunc_t) dlsym(mScriptSO, tmpName);
358                if (mForEachFunctions[i] == NULL) {
359                    ALOGE("Failed to find forEach function address for %s: %s",
360                          tmpName, dlerror());
361                    // Ignore missing root.expand functions.
362                    // root() is always specified at location 0.
363                    if (i != 0) {
364                        goto error;
365                    }
366                }
367                else {
368                    //ALOGE("Found forEach %s at %p", tmpName, mForEachFunctions[i]);
369                }
370            }
371        }
372
373        size_t objectSlotCount = 0;
374        if (strgets(line, MAXLINE, &rsInfo) == NULL) {
375            goto error;
376        }
377        if (sscanf(line, OBJECT_SLOT_STR "%zu", &objectSlotCount) != 1) {
378            ALOGE("Invalid object slot count!: %s", line);
379            goto error;
380        }
381
382        if (objectSlotCount > 0) {
383            rsAssert(varCount > 0);
384            for (size_t i = 0; i < objectSlotCount; ++i) {
385                uint32_t varNum = 0;
386                if (strgets(line, MAXLINE, &rsInfo) == NULL) {
387                    goto error;
388                }
389                if (sscanf(line, "%u", &varNum) != 1) {
390                    ALOGE("Invalid object slot!: %s", line);
391                    goto error;
392                }
393
394                if (varNum < varCount) {
395                    mFieldIsObject[varNum] = true;
396                }
397            }
398        }
399
400        if (varCount > 0) {
401            mBoundAllocs = new Allocation *[varCount];
402            memset(mBoundAllocs, 0, varCount * sizeof(*mBoundAllocs));
403        }
404
405        if (mScriptSO == (void*)1) {
406            //rsdLookupRuntimeStub(script, "acos");
407        }
408    }
409#endif
410
411    mCtx->unlockMutex();
412    return true;
413
414#ifdef RS_COMPATIBILITY_LIB
415error:
416
417    mCtx->unlockMutex();
418    delete[] mInvokeFunctions;
419    delete[] mForEachFunctions;
420    delete[] mFieldAddress;
421    delete[] mFieldIsObject;
422    delete[] mForEachSignatures;
423    delete[] mBoundAllocs;
424    if (mScriptSO) {
425        dlclose(mScriptSO);
426    }
427    return false;
428#endif
429}
430
431void RsdCpuScriptImpl::populateScript(Script *script) {
432#ifndef RS_COMPATIBILITY_LIB
433    const bcc::RSInfo *info = &mExecutable->getInfo();
434
435    // Copy info over to runtime
436    script->mHal.info.exportedFunctionCount = info->getExportFuncNames().size();
437    script->mHal.info.exportedVariableCount = info->getExportVarNames().size();
438    script->mHal.info.exportedPragmaCount = info->getPragmas().size();
439    script->mHal.info.exportedPragmaKeyList =
440        const_cast<const char**>(mExecutable->getPragmaKeys().array());
441    script->mHal.info.exportedPragmaValueList =
442        const_cast<const char**>(mExecutable->getPragmaValues().array());
443
444    if (mRootExpand) {
445        script->mHal.info.root = mRootExpand;
446    } else {
447        script->mHal.info.root = mRoot;
448    }
449#else
450    // Copy info over to runtime
451    script->mHal.info.exportedFunctionCount = mExportedFunctionCount;
452    script->mHal.info.exportedVariableCount = mExportedVariableCount;
453    script->mHal.info.exportedPragmaCount = 0;
454    script->mHal.info.exportedPragmaKeyList = 0;
455    script->mHal.info.exportedPragmaValueList = 0;
456
457    // Bug, need to stash in metadata
458    if (mRootExpand) {
459        script->mHal.info.root = mRootExpand;
460    } else {
461        script->mHal.info.root = mRoot;
462    }
463#endif
464}
465
466
467typedef void (*rs_t)(const void *, void *, const void *, uint32_t, uint32_t, uint32_t, uint32_t);
468
469void RsdCpuScriptImpl::forEachMtlsSetup(const Allocation * ain, Allocation * aout,
470                                        const void * usr, uint32_t usrLen,
471                                        const RsScriptCall *sc,
472                                        MTLaunchStruct *mtls) {
473
474    memset(mtls, 0, sizeof(MTLaunchStruct));
475
476    // possible for this to occur if IO_OUTPUT/IO_INPUT with no bound surface
477    if (ain && (const uint8_t *)ain->mHal.drvState.lod[0].mallocPtr == NULL) {
478        mCtx->getContext()->setError(RS_ERROR_BAD_SCRIPT, "rsForEach called with null allocations");
479        return;
480    }
481    if (aout && (const uint8_t *)aout->mHal.drvState.lod[0].mallocPtr == NULL) {
482        mCtx->getContext()->setError(RS_ERROR_BAD_SCRIPT, "rsForEach called with null allocations");
483        return;
484    }
485
486    if (ain) {
487        mtls->fep.dimX = ain->getType()->getDimX();
488        mtls->fep.dimY = ain->getType()->getDimY();
489        mtls->fep.dimZ = ain->getType()->getDimZ();
490        //mtls->dimArray = ain->getType()->getDimArray();
491    } else if (aout) {
492        mtls->fep.dimX = aout->getType()->getDimX();
493        mtls->fep.dimY = aout->getType()->getDimY();
494        mtls->fep.dimZ = aout->getType()->getDimZ();
495        //mtls->dimArray = aout->getType()->getDimArray();
496    } else {
497        mCtx->getContext()->setError(RS_ERROR_BAD_SCRIPT, "rsForEach called with null allocations");
498        return;
499    }
500
501    if (!sc || (sc->xEnd == 0)) {
502        mtls->xEnd = mtls->fep.dimX;
503    } else {
504        rsAssert(sc->xStart < mtls->fep.dimX);
505        rsAssert(sc->xEnd <= mtls->fep.dimX);
506        rsAssert(sc->xStart < sc->xEnd);
507        mtls->xStart = rsMin(mtls->fep.dimX, sc->xStart);
508        mtls->xEnd = rsMin(mtls->fep.dimX, sc->xEnd);
509        if (mtls->xStart >= mtls->xEnd) return;
510    }
511
512    if (!sc || (sc->yEnd == 0)) {
513        mtls->yEnd = mtls->fep.dimY;
514    } else {
515        rsAssert(sc->yStart < mtls->fep.dimY);
516        rsAssert(sc->yEnd <= mtls->fep.dimY);
517        rsAssert(sc->yStart < sc->yEnd);
518        mtls->yStart = rsMin(mtls->fep.dimY, sc->yStart);
519        mtls->yEnd = rsMin(mtls->fep.dimY, sc->yEnd);
520        if (mtls->yStart >= mtls->yEnd) return;
521    }
522
523    if (!sc || (sc->zEnd == 0)) {
524        mtls->zEnd = mtls->fep.dimZ;
525    } else {
526        rsAssert(sc->zStart < mtls->fep.dimZ);
527        rsAssert(sc->zEnd <= mtls->fep.dimZ);
528        rsAssert(sc->zStart < sc->zEnd);
529        mtls->zStart = rsMin(mtls->fep.dimZ, sc->zStart);
530        mtls->zEnd = rsMin(mtls->fep.dimZ, sc->zEnd);
531        if (mtls->zStart >= mtls->zEnd) return;
532    }
533
534    mtls->xEnd = rsMax((uint32_t)1, mtls->xEnd);
535    mtls->yEnd = rsMax((uint32_t)1, mtls->yEnd);
536    mtls->zEnd = rsMax((uint32_t)1, mtls->zEnd);
537    mtls->arrayEnd = rsMax((uint32_t)1, mtls->arrayEnd);
538
539    rsAssert(!ain || (ain->getType()->getDimZ() == 0));
540
541    mtls->rsc = mCtx;
542    mtls->ain = ain;
543    mtls->aout = aout;
544    mtls->fep.usr = usr;
545    mtls->fep.usrLen = usrLen;
546    mtls->mSliceSize = 1;
547    mtls->mSliceNum = 0;
548
549    mtls->fep.ptrIn = NULL;
550    mtls->fep.eStrideIn = 0;
551    mtls->isThreadable = mIsThreadable;
552
553    if (ain) {
554        mtls->fep.ptrIn = (const uint8_t *)ain->mHal.drvState.lod[0].mallocPtr;
555        mtls->fep.eStrideIn = ain->getType()->getElementSizeBytes();
556        mtls->fep.yStrideIn = ain->mHal.drvState.lod[0].stride;
557    }
558
559    mtls->fep.ptrOut = NULL;
560    mtls->fep.eStrideOut = 0;
561    if (aout) {
562        mtls->fep.ptrOut = (uint8_t *)aout->mHal.drvState.lod[0].mallocPtr;
563        mtls->fep.eStrideOut = aout->getType()->getElementSizeBytes();
564        mtls->fep.yStrideOut = aout->mHal.drvState.lod[0].stride;
565    }
566}
567
568
569void RsdCpuScriptImpl::invokeForEach(uint32_t slot,
570                                     const Allocation * ain,
571                                     Allocation * aout,
572                                     const void * usr,
573                                     uint32_t usrLen,
574                                     const RsScriptCall *sc) {
575
576    MTLaunchStruct mtls;
577    forEachMtlsSetup(ain, aout, usr, usrLen, sc, &mtls);
578    forEachKernelSetup(slot, &mtls);
579
580    RsdCpuScriptImpl * oldTLS = mCtx->setTLS(this);
581    mCtx->launchThreads(ain, aout, sc, &mtls);
582    mCtx->setTLS(oldTLS);
583}
584
585void RsdCpuScriptImpl::forEachKernelSetup(uint32_t slot, MTLaunchStruct *mtls) {
586    mtls->script = this;
587    mtls->fep.slot = slot;
588#ifndef RS_COMPATIBILITY_LIB
589    rsAssert(slot < mExecutable->getExportForeachFuncAddrs().size());
590    mtls->kernel = reinterpret_cast<ForEachFunc_t>(
591                      mExecutable->getExportForeachFuncAddrs()[slot]);
592    rsAssert(mtls->kernel != NULL);
593    mtls->sig = mExecutable->getInfo().getExportForeachFuncs()[slot].second;
594#else
595    mtls->kernel = reinterpret_cast<ForEachFunc_t>(mForEachFunctions[slot]);
596    rsAssert(mtls->kernel != NULL);
597    mtls->sig = mForEachSignatures[slot];
598#endif
599}
600
601int RsdCpuScriptImpl::invokeRoot() {
602    RsdCpuScriptImpl * oldTLS = mCtx->setTLS(this);
603    int ret = mRoot();
604    mCtx->setTLS(oldTLS);
605    return ret;
606}
607
608void RsdCpuScriptImpl::invokeInit() {
609    if (mInit) {
610        mInit();
611    }
612}
613
614void RsdCpuScriptImpl::invokeFreeChildren() {
615    if (mFreeChildren) {
616        mFreeChildren();
617    }
618}
619
620void RsdCpuScriptImpl::invokeFunction(uint32_t slot, const void *params,
621                                      size_t paramLength) {
622    //ALOGE("invoke %p %p %i %p %i", dc, script, slot, params, paramLength);
623
624    RsdCpuScriptImpl * oldTLS = mCtx->setTLS(this);
625    reinterpret_cast<void (*)(const void *, uint32_t)>(
626#ifndef RS_COMPATIBILITY_LIB
627        mExecutable->getExportFuncAddrs()[slot])(params, paramLength);
628#else
629        mInvokeFunctions[slot])(params, paramLength);
630#endif
631    mCtx->setTLS(oldTLS);
632}
633
634void RsdCpuScriptImpl::setGlobalVar(uint32_t slot, const void *data, size_t dataLength) {
635    //rsAssert(!script->mFieldIsObject[slot]);
636    //ALOGE("setGlobalVar %p %p %i %p %i", dc, script, slot, data, dataLength);
637
638    //if (mIntrinsicID) {
639        //mIntrinsicFuncs.setVar(dc, script, drv->mIntrinsicData, slot, data, dataLength);
640        //return;
641    //}
642
643#ifndef RS_COMPATIBILITY_LIB
644    int32_t *destPtr = reinterpret_cast<int32_t *>(
645                          mExecutable->getExportVarAddrs()[slot]);
646#else
647    int32_t *destPtr = reinterpret_cast<int32_t *>(mFieldAddress[slot]);
648#endif
649    if (!destPtr) {
650        //ALOGV("Calling setVar on slot = %i which is null", slot);
651        return;
652    }
653
654    memcpy(destPtr, data, dataLength);
655}
656
657void RsdCpuScriptImpl::setGlobalVarWithElemDims(uint32_t slot, const void *data, size_t dataLength,
658                                                const Element *elem,
659                                                const size_t *dims, size_t dimLength) {
660
661#ifndef RS_COMPATIBILITY_LIB
662    int32_t *destPtr = reinterpret_cast<int32_t *>(
663        mExecutable->getExportVarAddrs()[slot]);
664#else
665    int32_t *destPtr = reinterpret_cast<int32_t *>(mFieldAddress[slot]);
666#endif
667    if (!destPtr) {
668        //ALOGV("Calling setVar on slot = %i which is null", slot);
669        return;
670    }
671
672    // We want to look at dimension in terms of integer components,
673    // but dimLength is given in terms of bytes.
674    dimLength /= sizeof(int);
675
676    // Only a single dimension is currently supported.
677    rsAssert(dimLength == 1);
678    if (dimLength == 1) {
679        // First do the increment loop.
680        size_t stride = elem->getSizeBytes();
681        const char *cVal = reinterpret_cast<const char *>(data);
682        for (size_t i = 0; i < dims[0]; i++) {
683            elem->incRefs(cVal);
684            cVal += stride;
685        }
686
687        // Decrement loop comes after (to prevent race conditions).
688        char *oldVal = reinterpret_cast<char *>(destPtr);
689        for (size_t i = 0; i < dims[0]; i++) {
690            elem->decRefs(oldVal);
691            oldVal += stride;
692        }
693    }
694
695    memcpy(destPtr, data, dataLength);
696}
697
698void RsdCpuScriptImpl::setGlobalBind(uint32_t slot, Allocation *data) {
699
700    //rsAssert(!script->mFieldIsObject[slot]);
701    //ALOGE("setGlobalBind %p %p %i %p", dc, script, slot, data);
702
703#ifndef RS_COMPATIBILITY_LIB
704    int32_t *destPtr = reinterpret_cast<int32_t *>(
705                          mExecutable->getExportVarAddrs()[slot]);
706#else
707    int32_t *destPtr = reinterpret_cast<int32_t *>(mFieldAddress[slot]);
708#endif
709    if (!destPtr) {
710        //ALOGV("Calling setVar on slot = %i which is null", slot);
711        return;
712    }
713
714    void *ptr = NULL;
715    mBoundAllocs[slot] = data;
716    if(data) {
717        ptr = data->mHal.drvState.lod[0].mallocPtr;
718    }
719    memcpy(destPtr, &ptr, sizeof(void *));
720}
721
722void RsdCpuScriptImpl::setGlobalObj(uint32_t slot, ObjectBase *data) {
723
724    //rsAssert(script->mFieldIsObject[slot]);
725    //ALOGE("setGlobalObj %p %p %i %p", dc, script, slot, data);
726
727    //if (mIntrinsicID) {
728        //mIntrinsicFuncs.setVarObj(dc, script, drv->mIntrinsicData, slot, alloc);
729        //return;
730    //}
731
732#ifndef RS_COMPATIBILITY_LIB
733    int32_t *destPtr = reinterpret_cast<int32_t *>(
734                          mExecutable->getExportVarAddrs()[slot]);
735#else
736    int32_t *destPtr = reinterpret_cast<int32_t *>(mFieldAddress[slot]);
737#endif
738    if (!destPtr) {
739        //ALOGV("Calling setVar on slot = %i which is null", slot);
740        return;
741    }
742
743    rsrSetObject(mCtx->getContext(), (ObjectBase **)destPtr, data);
744}
745
746RsdCpuScriptImpl::~RsdCpuScriptImpl() {
747#ifndef RS_COMPATIBILITY_LIB
748    if (mExecutable) {
749        Vector<void *>::const_iterator var_addr_iter =
750            mExecutable->getExportVarAddrs().begin();
751        Vector<void *>::const_iterator var_addr_end =
752            mExecutable->getExportVarAddrs().end();
753
754        bcc::RSInfo::ObjectSlotListTy::const_iterator is_object_iter =
755            mExecutable->getInfo().getObjectSlots().begin();
756        bcc::RSInfo::ObjectSlotListTy::const_iterator is_object_end =
757            mExecutable->getInfo().getObjectSlots().end();
758
759        while ((var_addr_iter != var_addr_end) &&
760               (is_object_iter != is_object_end)) {
761            // The field address can be NULL if the script-side has optimized
762            // the corresponding global variable away.
763            ObjectBase **obj_addr =
764                reinterpret_cast<ObjectBase **>(*var_addr_iter);
765            if (*is_object_iter) {
766                if (*var_addr_iter != NULL) {
767                    rsrClearObject(mCtx->getContext(), obj_addr);
768                }
769            }
770            var_addr_iter++;
771            is_object_iter++;
772        }
773    }
774
775    if (mCompilerContext) {
776        delete mCompilerContext;
777    }
778    if (mCompilerDriver) {
779        delete mCompilerDriver;
780    }
781    if (mExecutable) {
782        delete mExecutable;
783    }
784    if (mBoundAllocs) {
785        delete[] mBoundAllocs;
786    }
787#else
788    if (mFieldIsObject) {
789        for (size_t i = 0; i < mExportedVariableCount; ++i) {
790            if (mFieldIsObject[i]) {
791                if (mFieldAddress[i] != NULL) {
792                    ObjectBase **obj_addr =
793                        reinterpret_cast<ObjectBase **>(mFieldAddress[i]);
794                    rsrClearObject(mCtx->getContext(), obj_addr);
795                }
796            }
797        }
798    }
799
800    if (mInvokeFunctions) delete[] mInvokeFunctions;
801    if (mForEachFunctions) delete[] mForEachFunctions;
802    if (mFieldAddress) delete[] mFieldAddress;
803    if (mFieldIsObject) delete[] mFieldIsObject;
804    if (mForEachSignatures) delete[] mForEachSignatures;
805    if (mBoundAllocs) delete[] mBoundAllocs;
806    if (mScriptSO) {
807        dlclose(mScriptSO);
808    }
809#endif
810}
811
812Allocation * RsdCpuScriptImpl::getAllocationForPointer(const void *ptr) const {
813    if (!ptr) {
814        return NULL;
815    }
816
817    for (uint32_t ct=0; ct < mScript->mHal.info.exportedVariableCount; ct++) {
818        Allocation *a = mBoundAllocs[ct];
819        if (!a) continue;
820        if (a->mHal.drvState.lod[0].mallocPtr == ptr) {
821            return a;
822        }
823    }
824    ALOGE("rsGetAllocation, failed to find %p", ptr);
825    return NULL;
826}
827
828
829}
830}
831