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/*
* Copyright 2013 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBenchmark.h"
#include "SkCanvas.h"
#include "SkUtils.h"
#include "SkString.h"
class MemsetBench : public SkBenchmark {
SkString fName;
protected:
size_t fMinSize;
size_t fMaxSize;
enum {
kBufferSize = 10000,
VALUE32 = 0x12345678,
VALUE16 = 0x1234
};
enum MemsetType {
MEMSET16 = 16,
MEMSET32 = 32
};
public:
MemsetBench(MemsetType type, size_t minSize, size_t maxSize) {
SkASSERT((minSize < maxSize) && (maxSize <= kBufferSize));
fMinSize = minSize;
fMaxSize = maxSize;
fName.printf("memset%d_" SK_SIZE_T_SPECIFIER "_" SK_SIZE_T_SPECIFIER,
type, minSize, maxSize);
}
virtual bool isSuitableFor(Backend backend) SK_OVERRIDE {
return backend == kNonRendering_Backend;
}
virtual void performTest() = 0;
protected:
virtual const char* onGetName() SK_OVERRIDE {
return fName.c_str();
}
virtual void onDraw(const int loops, SkCanvas* canvas) SK_OVERRIDE {
for (int i = 0; i < loops; ++i) {
this->performTest();
}
}
private:
typedef SkBenchmark INHERITED;
};
class Memset32Bench : public MemsetBench {
uint32_t kBuffer[kBufferSize + 3];
public:
Memset32Bench(size_t minSize, size_t maxSize)
: INHERITED(MEMSET32, minSize, maxSize) {}
protected:
virtual void performTest() SK_OVERRIDE {
for(size_t j = fMinSize; j < fMaxSize; ++j){
sk_memset32(kBuffer, VALUE32, j);
sk_memset32(kBuffer + 1, VALUE32, j);
sk_memset32(kBuffer + 2, VALUE32, j);
sk_memset32(kBuffer + 3, VALUE32, j);
}
}
private:
typedef MemsetBench INHERITED;
};
class Memset16Bench : public MemsetBench {
uint16_t kBuffer[kBufferSize + 7];
public:
Memset16Bench(size_t minSize, size_t maxSize)
: INHERITED(MEMSET16, minSize, maxSize) {}
protected:
virtual void performTest() SK_OVERRIDE {
for(size_t j = fMinSize; j < fMaxSize; ++j){
sk_memset16(kBuffer, VALUE16, j);
sk_memset16(kBuffer + 1, VALUE16, j);
sk_memset16(kBuffer + 2, VALUE16, j);
sk_memset16(kBuffer + 3, VALUE16, j);
sk_memset16(kBuffer + 4, VALUE16, j);
sk_memset16(kBuffer + 5, VALUE16, j);
sk_memset16(kBuffer + 6, VALUE16, j);
sk_memset16(kBuffer + 7, VALUE16, j);
}
}
private:
typedef MemsetBench INHERITED;
};
DEF_BENCH(return new Memset32Bench(1, 600);)
DEF_BENCH(return new Memset32Bench(600, 800);)
DEF_BENCH(return new Memset32Bench(800, 1000);)
DEF_BENCH(return new Memset32Bench(1000, 2000);)
DEF_BENCH(return new Memset32Bench(2000, 3000);)
DEF_BENCH(return new Memset32Bench(3000, 4000);)
DEF_BENCH(return new Memset32Bench(4000, 5000);)
DEF_BENCH(return new Memset16Bench(1, 600);)
DEF_BENCH(return new Memset16Bench(600, 800);)
DEF_BENCH(return new Memset16Bench(800, 1000);)
DEF_BENCH(return new Memset16Bench(1000, 2000);)
DEF_BENCH(return new Memset16Bench(2000, 3000);)
DEF_BENCH(return new Memset16Bench(3000, 4000);)
DEF_BENCH(return new Memset16Bench(4000, 5000);)
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