Marat Dukhan | 3bb3bfc | 2020-05-19 17:42:46 -0700 | [diff] [blame] | 1 | // Copyright 2020 Google LLC |
| 2 | // |
| 3 | // This source code is licensed under the BSD-style license found in the |
| 4 | // LICENSE file in the root directory of this source tree. |
| 5 | |
| 6 | #pragma once |
| 7 | |
| 8 | #include <gtest/gtest.h> |
| 9 | |
| 10 | #include <algorithm> |
| 11 | #include <cassert> |
| 12 | #include <cstddef> |
| 13 | #include <cstdlib> |
| 14 | #include <functional> |
| 15 | #include <random> |
| 16 | #include <vector> |
| 17 | |
| 18 | #include <xnnpack.h> |
| 19 | #include <xnnpack/params.h> |
| 20 | |
| 21 | |
| 22 | class FillMicrokernelTester { |
| 23 | public: |
| 24 | inline FillMicrokernelTester& rows(size_t rows) { |
| 25 | assert(rows != 0); |
| 26 | this->rows_ = rows; |
| 27 | return *this; |
| 28 | } |
| 29 | |
| 30 | inline size_t rows() const { |
| 31 | return this->rows_; |
| 32 | } |
| 33 | |
| 34 | inline FillMicrokernelTester& channels(size_t channels) { |
| 35 | assert(channels != 0); |
| 36 | this->channels_ = channels; |
| 37 | return *this; |
| 38 | } |
| 39 | |
| 40 | inline size_t channels() const { |
| 41 | return this->channels_; |
| 42 | } |
| 43 | |
| 44 | inline FillMicrokernelTester& output_stride(size_t output_stride) { |
| 45 | assert(output_stride != 0); |
| 46 | this->output_stride_ = output_stride; |
| 47 | return *this; |
| 48 | } |
| 49 | |
| 50 | inline size_t output_stride() const { |
| 51 | if (this->output_stride_ == 0) { |
| 52 | return channels(); |
| 53 | } else { |
| 54 | return this->output_stride_; |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | inline FillMicrokernelTester& iterations(size_t iterations) { |
| 59 | this->iterations_ = iterations; |
| 60 | return *this; |
| 61 | } |
| 62 | |
| 63 | inline size_t iterations() const { |
| 64 | return this->iterations_; |
| 65 | } |
| 66 | |
| 67 | void Test(xnn_x32_fill_ukernel_function fill) const { |
| 68 | ASSERT_GE(output_stride(), channels()); |
| 69 | |
| 70 | std::random_device random_device; |
| 71 | auto rng = std::mt19937(random_device()); |
| 72 | auto u32rng = std::bind(std::uniform_int_distribution<uint32_t>(), rng); |
| 73 | |
| 74 | std::vector<uint32_t> output((rows() - 1) * output_stride() + channels()); |
| 75 | std::vector<uint32_t> output_copy(output.size()); |
| 76 | for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| 77 | std::generate(output.begin(), output.end(), std::ref(u32rng)); |
| 78 | std::copy(output.cbegin(), output.cend(), output_copy.begin()); |
| 79 | const uint32_t fill_value = u32rng(); |
| 80 | |
| 81 | // Call optimized micro-kernel. |
| 82 | fill( |
| 83 | rows(), |
| 84 | channels() * sizeof(uint32_t), |
| 85 | output.data(), |
| 86 | output_stride() * sizeof(uint32_t), |
| 87 | &fill_value); |
| 88 | |
| 89 | // Verify results. |
| 90 | for (size_t i = 0; i < rows(); i++) { |
| 91 | for (size_t c = 0; c < channels(); c++) { |
| 92 | ASSERT_EQ(output[i * output_stride() + c], fill_value) |
| 93 | << "at row " << i << " / " << rows() |
| 94 | << ", channel " << c << " / " << channels() |
| 95 | << ", fill value 0x" << std::hex << std::setw(8) << std::setfill('0') << fill_value |
| 96 | << ", output value 0x" << std::hex << std::setw(8) << std::setfill('0') << output[i * output_stride() + c]; |
| 97 | } |
| 98 | } |
| 99 | for (size_t i = 0; i + 1 < rows(); i++) { |
| 100 | for (size_t c = channels(); c < output_stride(); c++) { |
| 101 | ASSERT_EQ(output[i * output_stride() + c], output_copy[i * output_stride() + c]) |
| 102 | << "at row " << i << " / " << rows() |
| 103 | << ", channel " << c << " / " << channels() |
| 104 | << ", original value 0x" << std::hex << std::setw(8) << std::setfill('0') |
| 105 | << output_copy[i * output_stride() + c] |
| 106 | << ", output value 0x" << std::hex << std::setw(8) << std::setfill('0') << output[i * output_stride() + c]; |
| 107 | } |
| 108 | } |
| 109 | } |
| 110 | } |
| 111 | |
| 112 | private: |
| 113 | size_t rows_{1}; |
| 114 | size_t channels_{1}; |
| 115 | size_t output_stride_{0}; |
| 116 | size_t iterations_{15}; |
| 117 | }; |