rsScriptC.cpp revision 177f8446d58e5b1a4258935371a9450dbe34dca6 
1/*
2 * Copyright (C) 2009 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#include "rsContext.h"
18#include "rsScriptC.h"
19#include "rsMatrix.h"
20#include "../../compile/libbcc/include/bcc/bcc.h"
21#include "utils/Timers.h"
22#include "utils/StopWatch.h"
23
24#include <GLES/gl.h>
25#include <GLES/glext.h>
26
27using namespace android;
28using namespace android::renderscript;
29
30#define GET_TLS()  Context::ScriptTLSStruct * tls = \
31    (Context::ScriptTLSStruct *)pthread_getspecific(Context::gThreadTLSKey); \
32    Context * rsc = tls->mContext; \
33    ScriptC * sc = (ScriptC *) tls->mScript
34
35
36ScriptC::ScriptC(Context *rsc) : Script(rsc)
37{
38    mBccScript = NULL;
39    memset(&mProgram, 0, sizeof(mProgram));
40}
41
42ScriptC::~ScriptC()
43{
44    if (mBccScript) {
45        bccDeleteScript(mBccScript);
46    }
47    free(mEnviroment.mScriptText);
48    mEnviroment.mScriptText = NULL;
49}
50
51void ScriptC::setupScript(Context *rsc)
52{
53    setupGLState(rsc);
54    mEnviroment.mStartTimeMillis
55                = nanoseconds_to_milliseconds(systemTime(SYSTEM_TIME_MONOTONIC));
56
57    for (uint32_t ct=0; ct < mEnviroment.mFieldCount; ct++) {
58        if (mSlots[ct].get() && !mTypes[ct].get()) {
59            mTypes[ct].set(mSlots[ct]->getType());
60        }
61
62        if (!mTypes[ct].get())
63            continue;
64        void *ptr = NULL;
65        if (mSlots[ct].get()) {
66            ptr = mSlots[ct]->getPtr();
67        }
68        void **dest = ((void ***)mEnviroment.mFieldAddress)[ct];
69
70        if (rsc->props.mLogScripts) {
71            LOGV("%p ScriptC::setupScript slot=%i  dst=%p  src=%p  type=%p", rsc, ct, dest, ptr, mSlots[ct]->getType());
72
73            //const uint32_t *p32 = (const uint32_t *)ptr;
74            //for (uint32_t ct2=0; ct2 < mSlots[ct]->getType()->getDimX(); ct2++) {
75                //LOGE("  %i = 0x%08x ", ct2, p32[ct2]);
76            //}
77        }
78
79        if (dest) {
80            *dest = ptr;
81        } else {
82            if (rsc->props.mLogScripts) {
83                LOGV("ScriptC::setupScript, NULL var binding address.");
84            }
85        }
86    }
87}
88
89const Allocation *ScriptC::ptrToAllocation(const void *ptr) const
90{
91    if (!ptr) {
92        return NULL;
93    }
94    for (uint32_t ct=0; ct < mEnviroment.mFieldCount; ct++) {
95        if (!mSlots[ct].get())
96            continue;
97        if (mSlots[ct]->getPtr() == ptr) {
98            return mSlots[ct].get();
99        }
100    }
101    LOGE("ScriptC::ptrToAllocation, failed to find %p", ptr);
102    return NULL;
103}
104
105Script * ScriptC::setTLS(Script *sc)
106{
107    Context::ScriptTLSStruct * tls = (Context::ScriptTLSStruct *)
108                                  pthread_getspecific(Context::gThreadTLSKey);
109    rsAssert(tls);
110    Script *old = tls->mScript;
111    tls->mScript = sc;
112    return old;
113}
114
115
116void ScriptC::setupGLState(Context *rsc)
117{
118    if (mEnviroment.mFragmentStore.get()) {
119        rsc->setFragmentStore(mEnviroment.mFragmentStore.get());
120    }
121    if (mEnviroment.mFragment.get()) {
122        rsc->setFragment(mEnviroment.mFragment.get());
123    }
124    if (mEnviroment.mVertex.get()) {
125        rsc->setVertex(mEnviroment.mVertex.get());
126    }
127    if (mEnviroment.mRaster.get()) {
128        rsc->setRaster(mEnviroment.mRaster.get());
129    }
130}
131
132uint32_t ScriptC::run(Context *rsc)
133{
134    if (mProgram.mRoot == NULL) {
135        rsc->setError(RS_ERROR_BAD_SCRIPT, "Attempted to run bad script");
136        return 0;
137    }
138
139    setupScript(rsc);
140
141    uint32_t ret = 0;
142    Script * oldTLS = setTLS(this);
143
144    if (rsc->props.mLogScripts) {
145        LOGV("%p ScriptC::run invoking root,  ptr %p", rsc, mProgram.mRoot);
146    }
147
148    ret = mProgram.mRoot();
149
150    if (rsc->props.mLogScripts) {
151        LOGV("%p ScriptC::run invoking complete, ret=%i", rsc, ret);
152    }
153
154    setTLS(oldTLS);
155    return ret;
156}
157
158
159typedef struct {
160    Context *rsc;
161    ScriptC *script;
162    const Allocation * ain;
163    Allocation * aout;
164    const void * usr;
165
166    uint32_t mSliceSize;
167    volatile int mSliceNum;
168
169    const uint8_t *ptrIn;
170    uint32_t eStrideIn;
171    uint8_t *ptrOut;
172    uint32_t eStrideOut;
173
174    uint32_t xStart;
175    uint32_t xEnd;
176    uint32_t yStart;
177    uint32_t yEnd;
178    uint32_t zStart;
179    uint32_t zEnd;
180    uint32_t arrayStart;
181    uint32_t arrayEnd;
182
183    uint32_t dimX;
184    uint32_t dimY;
185    uint32_t dimZ;
186    uint32_t dimArray;
187} MTLaunchStruct;
188typedef int (*rs_t)(const void *, void *, const void *, uint32_t, uint32_t, uint32_t, uint32_t);
189
190static void wc_xy(void *usr, uint32_t idx)
191{
192    MTLaunchStruct *mtls = (MTLaunchStruct *)usr;
193
194    while (1) {
195        uint32_t slice = (uint32_t)android_atomic_inc(&mtls->mSliceNum);
196        uint32_t yStart = mtls->yStart + slice * mtls->mSliceSize;
197        uint32_t yEnd = yStart + mtls->mSliceSize;
198        yEnd = rsMin(yEnd, mtls->yEnd);
199        if (yEnd <= yStart) {
200            return;
201        }
202
203        //LOGE("usr idx %i, x %i,%i  y %i,%i", idx, mtls->xStart, mtls->xEnd, yStart, yEnd);
204        //LOGE("usr ptr in %p,  out %p", mtls->ptrIn, mtls->ptrOut);
205        for (uint32_t y = yStart; y < yEnd; y++) {
206            uint32_t offset = mtls->dimX * y;
207            uint8_t *xPtrOut = mtls->ptrOut + (mtls->eStrideOut * offset);
208            const uint8_t *xPtrIn = mtls->ptrIn + (mtls->eStrideIn * offset);
209
210            for (uint32_t x = mtls->xStart; x < mtls->xEnd; x++) {
211                ((rs_t)mtls->script->mProgram.mRoot) (xPtrIn, xPtrOut, mtls->usr, x, y, 0, 0);
212                xPtrIn += mtls->eStrideIn;
213                xPtrOut += mtls->eStrideOut;
214            }
215        }
216    }
217
218}
219
220static void wc_x(void *usr, uint32_t idx)
221{
222    MTLaunchStruct *mtls = (MTLaunchStruct *)usr;
223
224    while (1) {
225        uint32_t slice = (uint32_t)android_atomic_inc(&mtls->mSliceNum);
226        uint32_t xStart = mtls->xStart + slice * mtls->mSliceSize;
227        uint32_t xEnd = xStart + mtls->mSliceSize;
228        xEnd = rsMin(xEnd, mtls->xEnd);
229        if (xEnd <= xStart) {
230            return;
231        }
232
233        //LOGE("usr idx %i, x %i,%i  y %i,%i", idx, mtls->xStart, mtls->xEnd, yStart, yEnd);
234        //LOGE("usr ptr in %p,  out %p", mtls->ptrIn, mtls->ptrOut);
235        uint8_t *xPtrOut = mtls->ptrOut + (mtls->eStrideOut * xStart);
236        const uint8_t *xPtrIn = mtls->ptrIn + (mtls->eStrideIn * xStart);
237        for (uint32_t x = xStart; x < xEnd; x++) {
238            ((rs_t)mtls->script->mProgram.mRoot) (xPtrIn, xPtrOut, mtls->usr, x, 0, 0, 0);
239            xPtrIn += mtls->eStrideIn;
240            xPtrOut += mtls->eStrideOut;
241        }
242    }
243
244}
245
246void ScriptC::runForEach(Context *rsc,
247                         const Allocation * ain,
248                         Allocation * aout,
249                         const void * usr,
250                         const RsScriptCall *sc)
251{
252    MTLaunchStruct mtls;
253    memset(&mtls, 0, sizeof(mtls));
254
255    if (ain) {
256        mtls.dimX = ain->getType()->getDimX();
257        mtls.dimY = ain->getType()->getDimY();
258        mtls.dimZ = ain->getType()->getDimZ();
259        //mtls.dimArray = ain->getType()->getDimArray();
260    } else if (aout) {
261        mtls.dimX = aout->getType()->getDimX();
262        mtls.dimY = aout->getType()->getDimY();
263        mtls.dimZ = aout->getType()->getDimZ();
264        //mtls.dimArray = aout->getType()->getDimArray();
265    } else {
266        rsc->setError(RS_ERROR_BAD_SCRIPT, "rsForEach called with null allocations");
267        return;
268    }
269
270    if (!sc || (sc->xEnd == 0)) {
271        mtls.xEnd = mtls.dimX;
272    } else {
273        rsAssert(sc->xStart < mtls.dimX);
274        rsAssert(sc->xEnd <= mtls.dimX);
275        rsAssert(sc->xStart < sc->xEnd);
276        mtls.xStart = rsMin(mtls.dimX, sc->xStart);
277        mtls.xEnd = rsMin(mtls.dimX, sc->xEnd);
278        if (mtls.xStart >= mtls.xEnd) return;
279    }
280
281    if (!sc || (sc->yEnd == 0)) {
282        mtls.yEnd = mtls.dimY;
283    } else {
284        rsAssert(sc->yStart < mtls.dimY);
285        rsAssert(sc->yEnd <= mtls.dimY);
286        rsAssert(sc->yStart < sc->yEnd);
287        mtls.yStart = rsMin(mtls.dimY, sc->yStart);
288        mtls.yEnd = rsMin(mtls.dimY, sc->yEnd);
289        if (mtls.yStart >= mtls.yEnd) return;
290    }
291
292    mtls.xEnd = rsMax((uint32_t)1, mtls.xEnd);
293    mtls.yEnd = rsMax((uint32_t)1, mtls.yEnd);
294    mtls.zEnd = rsMax((uint32_t)1, mtls.zEnd);
295    mtls.arrayEnd = rsMax((uint32_t)1, mtls.arrayEnd);
296
297    rsAssert(ain->getType()->getDimZ() == 0);
298
299    setupScript(rsc);
300    Script * oldTLS = setTLS(this);
301
302
303    mtls.rsc = rsc;
304    mtls.ain = ain;
305    mtls.aout = aout;
306    mtls.script = this;
307    mtls.usr = usr;
308    mtls.mSliceSize = 10;
309    mtls.mSliceNum = 0;
310
311    mtls.ptrIn = NULL;
312    mtls.eStrideIn = 0;
313    if (ain) {
314        mtls.ptrIn = (const uint8_t *)ain->getPtr();
315        mtls.eStrideIn = ain->getType()->getElementSizeBytes();
316    }
317
318    mtls.ptrOut = NULL;
319    mtls.eStrideOut = 0;
320    if (aout) {
321        mtls.ptrOut = (uint8_t *)aout->getPtr();
322        mtls.eStrideOut = aout->getType()->getElementSizeBytes();
323    }
324
325    if ((rsc->getWorkerPoolSize() > 1) && mEnviroment.mIsThreadable) {
326        if (mtls.dimY > 1) {
327            rsc->launchThreads(wc_xy, &mtls);
328        } else {
329            rsc->launchThreads(wc_x, &mtls);
330        }
331
332        //LOGE("launch 1");
333    } else {
334        //LOGE("launch 3");
335        for (uint32_t ar = mtls.arrayStart; ar < mtls.arrayEnd; ar++) {
336            for (uint32_t z = mtls.zStart; z < mtls.zEnd; z++) {
337                for (uint32_t y = mtls.yStart; y < mtls.yEnd; y++) {
338                    uint32_t offset = mtls.dimX * mtls.dimY * mtls.dimZ * ar +
339                                      mtls.dimX * mtls.dimY * z +
340                                      mtls.dimX * y;
341                    uint8_t *xPtrOut = mtls.ptrOut + (mtls.eStrideOut * offset);
342                    const uint8_t *xPtrIn = mtls.ptrIn + (mtls.eStrideIn * offset);
343
344                    for (uint32_t x = mtls.xStart; x < mtls.xEnd; x++) {
345                        ((rs_t)mProgram.mRoot) (xPtrIn, xPtrOut, usr, x, y, z, ar);
346                        xPtrIn += mtls.eStrideIn;
347                        xPtrOut += mtls.eStrideOut;
348                    }
349                }
350            }
351        }
352    }
353
354    setTLS(oldTLS);
355}
356
357void ScriptC::Invoke(Context *rsc, uint32_t slot, const void *data, uint32_t len)
358{
359    //LOGE("rsi_ScriptInvoke %i", slot);
360    if ((slot >= mEnviroment.mInvokeFunctionCount) ||
361        (mEnviroment.mInvokeFunctions[slot] == NULL)) {
362        rsc->setError(RS_ERROR_BAD_SCRIPT, "Calling invoke on bad script");
363        return;
364    }
365    setupScript(rsc);
366    Script * oldTLS = setTLS(this);
367
368    if (rsc->props.mLogScripts) {
369        LOGV("%p ScriptC::Invoke invoking slot %i,  ptr %p", rsc, slot, mEnviroment.mInvokeFunctions[slot]);
370    }
371    ((void (*)(const void *, uint32_t))
372        mEnviroment.mInvokeFunctions[slot])(data, len);
373    if (rsc->props.mLogScripts) {
374        LOGV("%p ScriptC::Invoke complete", rsc);
375    }
376
377    setTLS(oldTLS);
378}
379
380ScriptCState::ScriptCState()
381{
382    mScript.clear();
383}
384
385ScriptCState::~ScriptCState()
386{
387    mScript.clear();
388}
389
390void ScriptCState::init(Context *rsc)
391{
392    clear(rsc);
393}
394
395void ScriptCState::clear(Context *rsc)
396{
397    rsAssert(rsc);
398    mScript.clear();
399    mScript.set(new ScriptC(rsc));
400}
401
402static BCCvoid* symbolLookup(BCCvoid* pContext, const BCCchar* name)
403{
404    const ScriptCState::SymbolTable_t *sym;
405    ScriptC *s = (ScriptC *)pContext;
406    sym = ScriptCState::lookupSymbol(name);
407    if (sym) {
408        return sym->mPtr;
409    }
410    sym = ScriptCState::lookupSymbolCL(name);
411    if (sym) {
412        return sym->mPtr;
413    }
414    s->mEnviroment.mIsThreadable = false;
415    sym = ScriptCState::lookupSymbolGL(name);
416    if (sym) {
417        return sym->mPtr;
418    }
419    LOGE("ScriptC sym lookup failed for %s", name);
420    return NULL;
421}
422
423extern const char rs_runtime_lib_bc[];
424extern unsigned rs_runtime_lib_bc_size;
425
426void ScriptCState::runCompiler(Context *rsc, ScriptC *s)
427{
428    LOGV("%p ScriptCState::runCompiler ", rsc);
429    {
430        StopWatch compileTimer("RenderScript compile time");
431        s->mBccScript = bccCreateScript();
432        s->mEnviroment.mIsThreadable = true;
433        bccScriptBitcode(s->mBccScript, s->mEnviroment.mScriptText, s->mEnviroment.mScriptTextLength);
434        //bccLinkBitcode(s->mBccScript, rs_runtime_lib_bc, rs_runtime_lib_bc_size);
435        bccRegisterSymbolCallback(s->mBccScript, symbolLookup, s);
436        bccCompileScript(s->mBccScript);
437        bccGetScriptLabel(s->mBccScript, "root", (BCCvoid**) &s->mProgram.mRoot);
438        bccGetScriptLabel(s->mBccScript, "init", (BCCvoid**) &s->mProgram.mInit);
439    }
440    LOGV("%p ScriptCState::runCompiler root %p,  init %p", rsc, s->mProgram.mRoot, s->mProgram.mInit);
441
442    if (s->mProgram.mInit) {
443        s->mProgram.mInit();
444    }
445
446    bccGetExportFuncs(s->mBccScript, (BCCsizei*) &s->mEnviroment.mInvokeFunctionCount, 0, NULL);
447    if(s->mEnviroment.mInvokeFunctionCount <= 0)
448        s->mEnviroment.mInvokeFunctions = NULL;
449    else {
450        s->mEnviroment.mInvokeFunctions = (Script::InvokeFunc_t*) calloc(s->mEnviroment.mInvokeFunctionCount, sizeof(Script::InvokeFunc_t));
451        bccGetExportFuncs(s->mBccScript, NULL, s->mEnviroment.mInvokeFunctionCount, (BCCvoid **) s->mEnviroment.mInvokeFunctions);
452    }
453
454    bccGetExportVars(s->mBccScript, (BCCsizei*) &s->mEnviroment.mFieldCount, 0, NULL);
455    if(s->mEnviroment.mFieldCount <= 0)
456        s->mEnviroment.mFieldAddress = NULL;
457    else {
458        s->mEnviroment.mFieldAddress = (void **) calloc(s->mEnviroment.mFieldCount, sizeof(void *));
459        bccGetExportVars(s->mBccScript, NULL, s->mEnviroment.mFieldCount, (BCCvoid **) s->mEnviroment.mFieldAddress);
460        s->initSlots();
461    }
462
463    s->mEnviroment.mFragment.set(rsc->getDefaultProgramFragment());
464    s->mEnviroment.mVertex.set(rsc->getDefaultProgramVertex());
465    s->mEnviroment.mFragmentStore.set(rsc->getDefaultProgramStore());
466    s->mEnviroment.mRaster.set(rsc->getDefaultProgramRaster());
467
468    if (s->mProgram.mRoot) {
469        const static int pragmaMax = 16;
470        BCCsizei pragmaCount;
471        BCCchar * str[pragmaMax];
472        bccGetPragmas(s->mBccScript, &pragmaCount, pragmaMax, &str[0]);
473
474        for (int ct=0; ct < pragmaCount; ct+=2) {
475            //LOGE("pragme %s %s", str[ct], str[ct+1]);
476            if (!strcmp(str[ct], "version")) {
477                continue;
478            }
479
480            if (!strcmp(str[ct], "stateVertex")) {
481                if (!strcmp(str[ct+1], "default")) {
482                    continue;
483                }
484                if (!strcmp(str[ct+1], "parent")) {
485                    s->mEnviroment.mVertex.clear();
486                    continue;
487                }
488                LOGE("Unreconized value %s passed to stateVertex", str[ct+1]);
489            }
490
491            if (!strcmp(str[ct], "stateRaster")) {
492                if (!strcmp(str[ct+1], "default")) {
493                    continue;
494                }
495                if (!strcmp(str[ct+1], "parent")) {
496                    s->mEnviroment.mRaster.clear();
497                    continue;
498                }
499                LOGE("Unreconized value %s passed to stateRaster", str[ct+1]);
500            }
501
502            if (!strcmp(str[ct], "stateFragment")) {
503                if (!strcmp(str[ct+1], "default")) {
504                    continue;
505                }
506                if (!strcmp(str[ct+1], "parent")) {
507                    s->mEnviroment.mFragment.clear();
508                    continue;
509                }
510                LOGE("Unreconized value %s passed to stateFragment", str[ct+1]);
511            }
512
513            if (!strcmp(str[ct], "stateStore")) {
514                if (!strcmp(str[ct+1], "default")) {
515                    continue;
516                }
517                if (!strcmp(str[ct+1], "parent")) {
518                    s->mEnviroment.mFragmentStore.clear();
519                    continue;
520                }
521                LOGE("Unreconized value %s passed to stateStore", str[ct+1]);
522            }
523
524        }
525
526
527    } else {
528        // Deal with an error.
529    }
530}
531
532
533
534namespace android {
535namespace renderscript {
536
537void rsi_ScriptCBegin(Context * rsc)
538{
539    ScriptCState *ss = &rsc->mScriptC;
540    ss->clear(rsc);
541}
542
543void rsi_ScriptCSetText(Context *rsc, const char *text, uint32_t len)
544{
545    ScriptCState *ss = &rsc->mScriptC;
546
547    char *t = (char *)malloc(len + 1);
548    memcpy(t, text, len);
549    t[len] = 0;
550    ss->mScript->mEnviroment.mScriptText = t;
551    ss->mScript->mEnviroment.mScriptTextLength = len;
552}
553
554
555RsScript rsi_ScriptCCreate(Context * rsc)
556{
557    ScriptCState *ss = &rsc->mScriptC;
558
559    ObjectBaseRef<ScriptC> s(ss->mScript);
560    ss->mScript.clear();
561    s->incUserRef();
562
563    ss->runCompiler(rsc, s.get());
564    ss->clear(rsc);
565    return s.get();
566}
567
568}
569}
570