| // Copyright 2019 Google LLC |
| // |
| // This source code is licensed under the BSD-style license found in the |
| // LICENSE file in the root directory of this source tree. |
| |
| #pragma once |
| |
| #include <gtest/gtest.h> |
| |
| #include <algorithm> |
| #include <cassert> |
| #include <cstddef> |
| #include <cstdlib> |
| #include <functional> |
| #include <random> |
| #include <vector> |
| |
| #include <xnnpack.h> |
| #include <xnnpack/params.h> |
| |
| |
| class PadMicrokernelTester { |
| public: |
| inline PadMicrokernelTester& m(size_t m) { |
| assert(m != 0); |
| this->m_ = m; |
| return *this; |
| } |
| |
| inline size_t m() const { |
| return this->m_; |
| } |
| |
| inline PadMicrokernelTester& n(size_t n) { |
| assert(n != 0); |
| this->n_ = n; |
| return *this; |
| } |
| |
| inline size_t n() const { |
| return this->n_; |
| } |
| |
| inline PadMicrokernelTester& l(size_t l) { |
| this->l_ = l; |
| return *this; |
| } |
| |
| inline size_t l() const { |
| return this->l_; |
| } |
| |
| inline PadMicrokernelTester& r(size_t r) { |
| this->r_ = r; |
| return *this; |
| } |
| |
| inline size_t r() const { |
| return this->r_; |
| } |
| |
| inline PadMicrokernelTester& x_stride(size_t x_stride) { |
| assert(x_stride != 0); |
| this->x_stride_ = x_stride; |
| return *this; |
| } |
| |
| inline size_t x_stride() const { |
| if (this->x_stride_ == 0) { |
| return n(); |
| } else { |
| assert(this->x_stride_ >= n()); |
| return this->x_stride_; |
| } |
| } |
| |
| inline PadMicrokernelTester& y_stride(size_t y_stride) { |
| assert(y_stride != 0); |
| this->y_stride_ = y_stride; |
| return *this; |
| } |
| |
| inline size_t y_stride() const { |
| if (this->y_stride_ == 0) { |
| return l() + n() + r(); |
| } else { |
| assert(this->y_stride_ >= l() + n() + r()); |
| return this->y_stride_; |
| } |
| } |
| |
| inline PadMicrokernelTester& iterations(size_t iterations) { |
| this->iterations_ = iterations; |
| return *this; |
| } |
| |
| inline size_t iterations() const { |
| return this->iterations_; |
| } |
| |
| void Test(xnn_pad_ukernel_function pad) const { |
| std::random_device random_device; |
| auto rng = std::mt19937(random_device()); |
| auto u32rng = std::bind(std::uniform_int_distribution<uint32_t>(), rng); |
| |
| const uint32_t c = u32rng(); |
| std::vector<uint32_t> x(n() + (m() - 1) * x_stride() + XNN_EXTRA_BYTES / sizeof(uint32_t)); |
| std::vector<uint32_t> y((l() + n() + r()) + (m() - 1) * y_stride()); |
| std::vector<uint32_t> y_ref(m() * (l() + n() + r())); |
| for (size_t iteration = 0; iteration < iterations(); iteration++) { |
| std::generate(x.begin(), x.end(), std::ref(u32rng)); |
| std::generate(y.begin(), y.end(), std::ref(u32rng)); |
| |
| // Compute reference results. |
| std::fill(y_ref.begin(), y_ref.end(), c); |
| for (size_t k = 0; k < m(); k++) { |
| for (size_t i = 0; i < n(); i++) { |
| y_ref[k * (l() + n() + r()) + l() + i] = x[k * x_stride() + i]; |
| } |
| } |
| |
| // Call optimized micro-kernel. |
| pad( |
| m(), |
| n() * sizeof(uint32_t), |
| l() * sizeof(uint32_t), |
| r() * sizeof(uint32_t), |
| c, |
| x.data(), x_stride() * sizeof(float), |
| y.data(), y_stride() * sizeof(float)); |
| |
| // Verify results. |
| for (size_t k = 0; k < m(); k++) { |
| for (size_t i = 0; i < l() + n() + r(); i++) { |
| ASSERT_EQ(y_ref[k * (l() + n() + r()) + i], y[k * y_stride() + i]) |
| << "at (" << k << ", " << i << "), " |
| << "m = " << m() << ", n = " << n() << ", c = " << c; |
| } |
| } |
| } |
| } |
| |
| private: |
| size_t m_{1}; |
| size_t n_{1}; |
| size_t l_{0}; |
| size_t r_{0}; |
| size_t x_stride_{0}; |
| size_t y_stride_{0}; |
| size_t iterations_{15}; |
| }; |