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Side by Side Diff: bench/MathBench.cpp

Issue 99893003: Simplify benchmark internal API. (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: rebase Created 7 years ago
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1 #include "SkBenchmark.h" 1 #include "SkBenchmark.h"
2 #include "SkColorPriv.h" 2 #include "SkColorPriv.h"
3 #include "SkMatrix.h" 3 #include "SkMatrix.h"
4 #include "SkRandom.h" 4 #include "SkRandom.h"
5 #include "SkString.h" 5 #include "SkString.h"
6 #include "SkPaint.h" 6 #include "SkPaint.h"
7 7
8 static float sk_fsel(float pred, float result_ge, float result_lt) { 8 static float sk_fsel(float pred, float result_ge, float result_lt) {
9 return pred >= 0 ? result_ge : result_lt; 9 return pred >= 0 ? result_ge : result_lt;
10 } 10 }
(...skipping 28 matching lines...) Expand all
39 const float* SK_RESTRICT src, 39 const float* SK_RESTRICT src,
40 int count) = 0; 40 int count) = 0;
41 41
42 protected: 42 protected:
43 virtual int mulLoopCount() const { return 1; } 43 virtual int mulLoopCount() const { return 1; }
44 44
45 virtual const char* onGetName() { 45 virtual const char* onGetName() {
46 return fName.c_str(); 46 return fName.c_str();
47 } 47 }
48 48
49 virtual void onDraw(SkCanvas*) { 49 virtual void onDraw(const int loops, SkCanvas*) {
50 int n = this->getLoops() * this->mulLoopCount(); 50 int n = loops * this->mulLoopCount();
51 for (int i = 0; i < n; i++) { 51 for (int i = 0; i < n; i++) {
52 this->performTest(fDst, fSrc, kBuffer); 52 this->performTest(fDst, fSrc, kBuffer);
53 } 53 }
54 } 54 }
55 55
56 private: 56 private:
57 typedef SkBenchmark INHERITED; 57 typedef SkBenchmark INHERITED;
58 }; 58 };
59 59
60 class MathBenchU32 : public MathBench { 60 class MathBenchU32 : public MathBench {
(...skipping 222 matching lines...) Expand 10 before | Expand all | Expand 10 after
283 fProc = gRec[index].fProc; 283 fProc = gRec[index].fProc;
284 fName = gRec[index].fName; 284 fName = gRec[index].fName;
285 } 285 }
286 } 286 }
287 287
288 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { 288 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
289 return backend == kNonRendering_Backend; 289 return backend == kNonRendering_Backend;
290 } 290 }
291 291
292 protected: 292 protected:
293 virtual void onDraw(SkCanvas*) { 293 virtual void onDraw(const int loops, SkCanvas*) {
294 IsFiniteProc proc = fProc; 294 IsFiniteProc proc = fProc;
295 const float* data = fData; 295 const float* data = fData;
296 // do this so the compiler won't throw away the function call 296 // do this so the compiler won't throw away the function call
297 int counter = 0; 297 int counter = 0;
298 298
299 if (proc) { 299 if (proc) {
300 for (int j = 0; j < this->getLoops(); ++j) { 300 for (int j = 0; j < loops; ++j) {
301 for (int i = 0; i < N - 4; ++i) { 301 for (int i = 0; i < N - 4; ++i) {
302 counter += proc(&data[i]); 302 counter += proc(&data[i]);
303 } 303 }
304 } 304 }
305 } else { 305 } else {
306 for (int j = 0; j < this->getLoops(); ++j) { 306 for (int j = 0; j < loops; ++j) {
307 for (int i = 0; i < N - 4; ++i) { 307 for (int i = 0; i < N - 4; ++i) {
308 const SkRect* r = reinterpret_cast<const SkRect*>(&data[i]); 308 const SkRect* r = reinterpret_cast<const SkRect*>(&data[i]);
309 if (false) { // avoid bit rot, suppress warning 309 if (false) { // avoid bit rot, suppress warning
310 isFinite(*r); 310 isFinite(*r);
311 } 311 }
312 counter += r->isFinite(); 312 counter += r->isFinite();
313 } 313 }
314 } 314 }
315 } 315 }
316 316
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
353 } 353 }
354 } 354 }
355 355
356 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { 356 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
357 return backend == kNonRendering_Backend; 357 return backend == kNonRendering_Backend;
358 } 358 }
359 359
360 virtual void process(float) {} 360 virtual void process(float) {}
361 361
362 protected: 362 protected:
363 virtual void onDraw(SkCanvas*) { 363 virtual void onDraw(const int loops, SkCanvas*) {
364 SkRandom rand; 364 SkRandom rand;
365 float accum = 0; 365 float accum = 0;
366 const float* data = fData; 366 const float* data = fData;
367 367
368 if (fFast) { 368 if (fFast) {
369 for (int j = 0; j < this->getLoops(); ++j) { 369 for (int j = 0; j < loops; ++j) {
370 for (int i = 0; i < ARRAY; ++i) { 370 for (int i = 0; i < ARRAY; ++i) {
371 accum += fast_floor(data[i]); 371 accum += fast_floor(data[i]);
372 } 372 }
373 this->process(accum); 373 this->process(accum);
374 } 374 }
375 } else { 375 } else {
376 for (int j = 0; j < this->getLoops(); ++j) { 376 for (int j = 0; j < loops; ++j) {
377 for (int i = 0; i < ARRAY; ++i) { 377 for (int i = 0; i < ARRAY; ++i) {
378 accum += sk_float_floor(data[i]); 378 accum += sk_float_floor(data[i]);
379 } 379 }
380 this->process(accum); 380 this->process(accum);
381 } 381 }
382 } 382 }
383 } 383 }
384 384
385 virtual const char* onGetName() { 385 virtual const char* onGetName() {
386 return fName; 386 return fName;
(...skipping 28 matching lines...) Expand all
415 } 415 }
416 416
417 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { 417 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
418 return backend == kNonRendering_Backend; 418 return backend == kNonRendering_Backend;
419 } 419 }
420 420
421 // just so the compiler doesn't remove our loops 421 // just so the compiler doesn't remove our loops
422 virtual void process(int) {} 422 virtual void process(int) {}
423 423
424 protected: 424 protected:
425 virtual void onDraw(SkCanvas*) { 425 virtual void onDraw(const int loops, SkCanvas*) {
426 int accum = 0; 426 int accum = 0;
427 427
428 if (fUsePortable) { 428 if (fUsePortable) {
429 for (int j = 0; j < this->getLoops(); ++j) { 429 for (int j = 0; j < loops; ++j) {
430 for (int i = 0; i < ARRAY; ++i) { 430 for (int i = 0; i < ARRAY; ++i) {
431 accum += SkCLZ_portable(fData[i]); 431 accum += SkCLZ_portable(fData[i]);
432 } 432 }
433 this->process(accum); 433 this->process(accum);
434 } 434 }
435 } else { 435 } else {
436 for (int j = 0; j < this->getLoops(); ++j) { 436 for (int j = 0; j < loops; ++j) {
437 for (int i = 0; i < ARRAY; ++i) { 437 for (int i = 0; i < ARRAY; ++i) {
438 accum += SkCLZ(fData[i]); 438 accum += SkCLZ(fData[i]);
439 } 439 }
440 this->process(accum); 440 this->process(accum);
441 } 441 }
442 } 442 }
443 } 443 }
444 444
445 virtual const char* onGetName() { 445 virtual const char* onGetName() {
446 return fName; 446 return fName;
(...skipping 24 matching lines...) Expand all
471 } 471 }
472 472
473 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { 473 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
474 return backend == kNonRendering_Backend; 474 return backend == kNonRendering_Backend;
475 } 475 }
476 476
477 // just so the compiler doesn't remove our loops 477 // just so the compiler doesn't remove our loops
478 virtual void process(int) {} 478 virtual void process(int) {}
479 479
480 protected: 480 protected:
481 virtual void onDraw(SkCanvas*) { 481 virtual void onDraw(const int loops, SkCanvas*) {
482 int accum = 0; 482 int accum = 0;
483 483
484 for (int j = 0; j < this->getLoops(); ++j) { 484 for (int j = 0; j < loops; ++j) {
485 for (int i = 0; i < ARRAY; ++i) { 485 for (int i = 0; i < ARRAY; ++i) {
486 accum += fVec[i].normalize(); 486 accum += fVec[i].normalize();
487 } 487 }
488 this->process(accum); 488 this->process(accum);
489 } 489 }
490 } 490 }
491 491
492 virtual const char* onGetName() { 492 virtual const char* onGetName() {
493 return fName; 493 return fName;
494 } 494 }
495 495
496 private: 496 private:
497 const char* fName; 497 const char* fName;
498 498
499 typedef SkBenchmark INHERITED; 499 typedef SkBenchmark INHERITED;
500 }; 500 };
501 501
502 /////////////////////////////////////////////////////////////////////////////// 502 ///////////////////////////////////////////////////////////////////////////////
503 503
504 class FixedMathBench : public SkBenchmark { 504 class FixedMathBench : public SkBenchmark {
505 enum { 505 enum {
506 N = 1000, 506 N = 1000,
507 }; 507 };
508 float fData[N]; 508 float fData[N];
509 SkFixed fResult[N]; 509 SkFixed fResult[N];
510 public: 510 public:
511 511
512 FixedMathBench() { 512 FixedMathBench() {
513 SkRandom rand; 513 SkRandom rand;
514 for (int i = 0; i < this->getLoops(); ++i) { 514 for (int i = 0; i < N; ++i) {
515 fData[i%N] = rand.nextSScalar1(); 515 fData[i] = rand.nextSScalar1();
516 } 516 }
517 517
518 } 518 }
519 519
520 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { 520 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
521 return backend == kNonRendering_Backend; 521 return backend == kNonRendering_Backend;
522 } 522 }
523 523
524 protected: 524 protected:
525 virtual void onDraw(SkCanvas*) { 525 virtual void onDraw(const int loops, SkCanvas*) {
526 for (int j = 0; j < this->getLoops(); ++j) { 526 for (int j = 0; j < loops; ++j) {
527 for (int i = 0; i < N - 4; ++i) { 527 for (int i = 0; i < N - 4; ++i) {
528 fResult[i] = SkFloatToFixed(fData[i]); 528 fResult[i] = SkFloatToFixed(fData[i]);
529 } 529 }
530 } 530 }
531 531
532 SkPaint paint; 532 SkPaint paint;
533 if (paint.getAlpha() == 0) { 533 if (paint.getAlpha() == 0) {
534 SkDebugf("%d\n", fResult[0]); 534 SkDebugf("%d\n", fResult[0]);
535 } 535 }
536 } 536 }
(...skipping 18 matching lines...) Expand all
555 555
556 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE { 556 virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
557 return backend == kNonRendering_Backend; 557 return backend == kNonRendering_Backend;
558 } 558 }
559 559
560 protected: 560 protected:
561 virtual const char* onGetName() { 561 virtual const char* onGetName() {
562 return fName.c_str(); 562 return fName.c_str();
563 } 563 }
564 564
565 virtual void onDraw(SkCanvas*) { 565 virtual void onDraw(const int loops, SkCanvas*) {
566 volatile T a = 0, b = 0; 566 volatile T a = 0, b = 0;
567 T div = 0, mod = 0; 567 T div = 0, mod = 0;
568 for (int i = 0; i < this->getLoops(); i++) { 568 for (int i = 0; i < loops; i++) {
569 if ((T)i == 0) continue; // Small T will wrap around. 569 if ((T)i == 0) continue; // Small T will wrap around.
570 SkTDivMod((T)(i+1), (T)i, &div, &mod); 570 SkTDivMod((T)(i+1), (T)i, &div, &mod);
571 a ^= div; 571 a ^= div;
572 b ^= mod; 572 b ^= mod;
573 } 573 }
574 } 574 }
575 }; 575 };
576 DEF_BENCH(return new DivModBench<uint8_t>("uint8_t")) 576 DEF_BENCH(return new DivModBench<uint8_t>("uint8_t"))
577 DEF_BENCH(return new DivModBench<uint16_t>("uint16_t")) 577 DEF_BENCH(return new DivModBench<uint16_t>("uint16_t"))
578 DEF_BENCH(return new DivModBench<uint32_t>("uint32_t")) 578 DEF_BENCH(return new DivModBench<uint32_t>("uint32_t"))
(...skipping 23 matching lines...) Expand all
602 602
603 DEF_BENCH( return new FloorBench(false); ) 603 DEF_BENCH( return new FloorBench(false); )
604 DEF_BENCH( return new FloorBench(true); ) 604 DEF_BENCH( return new FloorBench(true); )
605 605
606 DEF_BENCH( return new CLZBench(false); ) 606 DEF_BENCH( return new CLZBench(false); )
607 DEF_BENCH( return new CLZBench(true); ) 607 DEF_BENCH( return new CLZBench(true); )
608 608
609 DEF_BENCH( return new NormalizeBench(); ) 609 DEF_BENCH( return new NormalizeBench(); )
610 610
611 DEF_BENCH( return new FixedMathBench(); ) 611 DEF_BENCH( return new FixedMathBench(); )
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