junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2012 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | #include "SkBenchmark.h" |
| 8 | #include "SkCanvas.h" |
| 9 | #include "SkChecksum.h" |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 10 | #include "SkString.h" |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 11 | |
| 12 | class ComputeChecksumBench : public SkBenchmark { |
reed@google.com | f8affe5 | 2012-07-09 17:05:51 +0000 | [diff] [blame] | 13 | public: |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 14 | ComputeChecksumBench(void* param, const char name[]) : INHERITED(param) { |
| 15 | fName.printf("compute_checksum_%s", name); |
reed@google.com | f8affe5 | 2012-07-09 17:05:51 +0000 | [diff] [blame] | 16 | } |
| 17 | |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 18 | enum { |
| 19 | DATA_SIZE = 1024, |
| 20 | N = SkBENCHLOOP(100000), |
| 21 | }; |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 22 | protected: |
| 23 | virtual const char* onGetName() { |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 24 | return fName.c_str(); |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 25 | } |
| 26 | |
| 27 | virtual void onDraw(SkCanvas* canvas) { |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 28 | uint64_t data[DATA_SIZE / sizeof(uint64_t)]; |
| 29 | computeChecksum(data, DATA_SIZE); |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 30 | } |
| 31 | |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 32 | virtual void computeChecksum(const uint64_t*, size_t) = 0; |
| 33 | |
| 34 | SkString fName; |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 35 | private: |
| 36 | typedef SkBenchmark INHERITED; |
| 37 | }; |
| 38 | |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 39 | /* |
| 40 | * Use SkComputeChecksum32 to compute a checksum on a datablock |
| 41 | */ |
| 42 | class ComputeChecksum32Bench : public ComputeChecksumBench { |
| 43 | public: |
| 44 | ComputeChecksum32Bench(void* param) |
| 45 | : INHERITED(param, "32") { } |
| 46 | |
| 47 | protected: |
| 48 | virtual void computeChecksum(const uint64_t* data, size_t len) { |
| 49 | for (int i = 0; i < N; i++) { |
| 50 | volatile uint32_t result = SkComputeChecksum32(reinterpret_cast<const uint32_t*>(data), len); |
| 51 | } |
| 52 | } |
| 53 | |
| 54 | private: |
| 55 | typedef ComputeChecksumBench INHERITED; |
| 56 | }; |
| 57 | |
| 58 | /* |
| 59 | * Use SkComputeChecksum64 to compute a checksum on a datablock |
| 60 | */ |
| 61 | class ComputeChecksum64Bench : public ComputeChecksumBench { |
| 62 | public: |
| 63 | ComputeChecksum64Bench(void* param) |
| 64 | : INHERITED(param, "64") { } |
| 65 | |
| 66 | protected: |
| 67 | virtual void computeChecksum(const uint64_t* data, size_t len) { |
| 68 | for (int i = 0; i < N; i++) { |
| 69 | volatile uint64_t result = SkComputeChecksum64(data, len); |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | private: |
| 74 | typedef ComputeChecksumBench INHERITED; |
| 75 | }; |
| 76 | |
| 77 | /* |
| 78 | * Use SkComputeChecksum64 to compute a checksum on a datablock |
| 79 | */ |
| 80 | class ComputeChecksumXXBench : public ComputeChecksumBench { |
| 81 | public: |
| 82 | ComputeChecksumXXBench(void* param) : INHERITED(param, "XX") { } |
| 83 | |
| 84 | protected: |
| 85 | virtual void computeChecksum(const uint64_t* data, size_t len) { |
| 86 | for (int i = 0; i < N; i++) { |
| 87 | volatile uint32_t result = SkChecksum::Compute(reinterpret_cast<const uint32_t*>(data), len); |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | private: |
| 92 | typedef ComputeChecksumBench INHERITED; |
| 93 | }; |
| 94 | |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 95 | /////////////////////////////////////////////////////////////////////////////// |
| 96 | |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 97 | static SkBenchmark* Fact0(void* p) { return new ComputeChecksum32Bench(p); } |
| 98 | static SkBenchmark* Fact1(void* p) { return new ComputeChecksum64Bench(p); } |
| 99 | static SkBenchmark* Fact2(void* p) { return new ComputeChecksumXXBench(p); } |
junov@chromium.org | ef76060 | 2012-06-27 20:03:16 +0000 | [diff] [blame] | 100 | |
| 101 | static BenchRegistry gReg0(Fact0); |
reed@google.com | fc8581b | 2012-07-09 17:40:48 +0000 | [diff] [blame^] | 102 | static BenchRegistry gReg1(Fact1); |
| 103 | static BenchRegistry gReg2(Fact2); |