Files
pytorch/test/cpp/api/dispatch.cpp
Nikita Shulga c6e9e9359f [Codemod][GleanFbcode] Remove dead includes in caffe2/test (#39023)
Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/39023

Reviewed By: orionr

Differential Revision: D21702529

fbshipit-source-id: 6945bba95609102409850b105a8a091e33b8acc9
2020-05-27 14:07:26 -07:00

63 lines
1.7 KiB
C++

#include <gtest/gtest.h>
#include <torch/torch.h>
#include <ATen/native/Pow.h>
#include <torch/types.h>
#include <torch/utils.h>
#include <test/cpp/api/support.h>
#include <iostream>
#include <vector>
#include <type_traits>
#include <cstdlib>
struct DispatchTest : torch::test::SeedingFixture {};
TEST_F(DispatchTest, TestAVX2) {
const std::vector<int> ints {1, 2, 3, 4};
const std::vector<int> result {1, 4, 27, 256};
const auto vals_tensor = torch::tensor(ints);
const auto pows_tensor = torch::tensor(ints);
#ifdef _WIN32
_putenv("ATEN_CPU_CAPABILITY=avx2");
#else
setenv("ATEN_CPU_CAPABILITY", "avx2", 1);
#endif
const auto actual_pow_avx2 = vals_tensor.pow(pows_tensor);
for (int i = 0; i < 4; i++) {
ASSERT_EQ(result[i], actual_pow_avx2[i].item<int>());
}
}
TEST_F(DispatchTest, TestAVX) {
const std::vector<int> ints {1, 2, 3, 4};
const std::vector<int> result {1, 4, 27, 256};
const auto vals_tensor = torch::tensor(ints);
const auto pows_tensor = torch::tensor(ints);
#ifdef _WIN32
_putenv("ATEN_CPU_CAPABILITY=avx");
#else
setenv("ATEN_CPU_CAPABILITY", "avx", 1);
#endif
const auto actual_pow_avx = vals_tensor.pow(pows_tensor);
for (int i = 0; i < 4; i++) {
ASSERT_EQ(result[i], actual_pow_avx[i].item<int>());
}
}
TEST_F(DispatchTest, TestDefault) {
const std::vector<int> ints {1, 2, 3, 4};
const std::vector<int> result {1, 4, 27, 256};
const auto vals_tensor = torch::tensor(ints);
const auto pows_tensor = torch::tensor(ints);
#ifdef _WIN32
_putenv("ATEN_CPU_CAPABILITY=default");
#else
setenv("ATEN_CPU_CAPABILITY", "default", 1);
#endif
const auto actual_pow_default = vals_tensor.pow(pows_tensor);
for (int i = 0; i < 4; i++) {
ASSERT_EQ(result[i], actual_pow_default[i].item<int>());
}
}