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Added SIMD perf tests

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This commit is contained in:
Groove 2018-08-18 16:12:26 +02:00
parent 72bf05e06e
commit e19734f6fc
3 changed files with 172 additions and 3 deletions
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3
glm/detail/func_matrix.inl
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@ -1,6 +1,3 @@
/// @ref core
/// @file glm/detail/func_matrix.inl
#include "../geometric.hpp"
#include <limits>

1
test/core/CMakeLists.txt
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@ -42,6 +42,7 @@ glmCreateTestGTC(core_setup_force_cxx98)
glmCreateTestGTC(core_setup_force_size_t_length)
glmCreateTestGTC(core_setup_message)
glmCreateTestGTC(core_setup_precision)
glmCreateTestGTC(core_setup_simd)

171
test/core/core_setup_simd.cpp Normal file
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@ -0,0 +1,171 @@
#define GLM_FORCE_INLINE
#include <glm/ext/matrix_float4x4.hpp>
#include <glm/ext/matrix_transform.hpp>
#include <glm/ext/vector_float4.hpp>
#if GLM_CONFIG_SIMD == GLM_ENABLE
#include <glm/gtc/type_aligned.hpp>
#include <vector>
#include <chrono>
#include <cstdio>
template <typename matType, typename vecType>
static void test_mat_mul_vec(matType const& M, std::vector<vecType> const& I, std::vector<vecType>& O)
{
typedef typename vecType::value_type T;
for (std::size_t i = 0, n = I.size(); i < n; ++i)
O[i] = M * I[i];
}
template <typename matType, typename vecType>
static int launch_mat_mul_vec(std::size_t Samples)
{
typedef typename vecType::value_type T;
static const matType Transform(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16);
{
std::vector<vecType> I(Samples);
std::vector<vecType> O(Samples);
for(std::size_t i = 0; i < Samples; ++i)
I[i] = vecType(static_cast<T>(i)) * vecType(0.01, 0.02, 0.03, 0.05);
std::chrono::high_resolution_clock::time_point t1 = std::chrono::high_resolution_clock::now();
test_mat_mul_vec<matType, vecType>(Transform, I, O);
std::chrono::high_resolution_clock::time_point t2 = std::chrono::high_resolution_clock::now();
return static_cast<int>(std::chrono::duration_cast<std::chrono::microseconds>(t2 - t1).count());
}
}
template <typename matType, typename vecType>
static void test_vec_mul_mat(matType const& M, std::vector<vecType> const& I, std::vector<vecType>& O)
{
typedef typename vecType::value_type T;
for (std::size_t i = 0, n = I.size(); i < n; ++i)
O[i] = I[i] * M;
}
template <typename matType, typename vecType>
static int launch_vec_mul_mat(std::size_t Samples)
{
typedef typename vecType::value_type T;
static const matType Transform(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16);
std::vector<vecType> I(Samples);
std::vector<vecType> O(Samples);
for(std::size_t i = 0; i < Samples; ++i)
I[i] = vecType(static_cast<T>(i)) * vecType(0.01, 0.02, 0.03, 0.05);
std::chrono::high_resolution_clock::time_point t1 = std::chrono::high_resolution_clock::now();
test_mat_mul_vec<matType, vecType>(Transform, I, O);
std::chrono::high_resolution_clock::time_point t2 = std::chrono::high_resolution_clock::now();
return static_cast<int>(std::chrono::duration_cast<std::chrono::microseconds>(t2 - t1).count());
}
template <typename matType>
static void test_mat_mul_mat(matType const& M, std::vector<matType> const& I, std::vector<matType>& O)
{
typedef typename matType::value_type T;
for (std::size_t i = 0, n = I.size(); i < n; ++i)
O[i] = M * I[i];
}
template <typename matType>
static int launch_mat_mul_mat(std::size_t Samples)
{
typedef typename matType::value_type T;
static const matType Transform(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16);
{
std::vector<matType> I(Samples);
std::vector<matType> O(Samples);
for(std::size_t i = 0; i < Samples; ++i)
I[i] = matType(static_cast<T>(i)) * matType(0.01, 0.02, 0.03, 0.05, 0.01, 0.02, 0.03, 0.05, 0.01, 0.02, 0.03, 0.05, 0.01, 0.02, 0.03, 0.05);
std::chrono::high_resolution_clock::time_point t1 = std::chrono::high_resolution_clock::now();
test_mat_mul_mat<matType>(Transform, I, O);
std::chrono::high_resolution_clock::time_point t2 = std::chrono::high_resolution_clock::now();
return static_cast<int>(std::chrono::duration_cast<std::chrono::microseconds>(t2 - t1).count());
}
}
template <typename matType>
static void test_mat_div_mat(matType const& M, std::vector<matType> const& I, std::vector<matType>& O)
{
typedef typename matType::value_type T;
for (std::size_t i = 0, n = I.size(); i < n; ++i)
O[i] = M / I[i];
}
template <typename matType>
static int launch_mat_div_mat(std::size_t Samples)
{
typedef typename matType::value_type T;
static const matType Transform(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16);
{
std::vector<matType> I(Samples);
std::vector<matType> O(Samples);
for(std::size_t i = 0; i < Samples; ++i)
I[i] = matType(static_cast<T>(i)) * matType(0.01, 0.02, 0.03, 0.05, 0.01, 0.02, 0.03, 0.05, 0.01, 0.02, 0.03, 0.05, 0.01, 0.02, 0.03, 0.05);
std::chrono::high_resolution_clock::time_point t1 = std::chrono::high_resolution_clock::now();
test_mat_div_mat<matType>(Transform, I, O);
std::chrono::high_resolution_clock::time_point t2 = std::chrono::high_resolution_clock::now();
return static_cast<int>(std::chrono::duration_cast<std::chrono::microseconds>(t2 - t1).count());
}
}
int main()
{
std::size_t const Samples = 50000;
printf("\nmat4 * vec4\n");
printf("- dmat4 * dvec4 duration %d us\n", launch_mat_mul_vec<glm::dmat4, glm::dvec4>(Samples));
printf("- dmat4 * dvec4 (SIMD) duration %d us\n", launch_mat_mul_vec<glm::aligned_dmat4, glm::aligned_dvec4>(Samples));
printf("- mat4 * vec4 duration %d us\n", launch_mat_mul_vec<glm::mat4, glm::vec4>(Samples));
printf("- mat4 * vec4 (SIMD) duration %d us\n", launch_mat_mul_vec<glm::aligned_mat4, glm::aligned_vec4>(Samples));
printf("\nvec4 * mat4\n");
printf("- dvec4 * dmat4 duration %d us\n", launch_vec_mul_mat<glm::dmat4, glm::dvec4>(Samples));
printf("- dvec4 * dmat4 (SIMD) duration %d us\n", launch_vec_mul_mat<glm::aligned_dmat4, glm::aligned_dvec4>(Samples));
printf("- vec4 * mat4 duration %d us\n", launch_vec_mul_mat<glm::mat4, glm::vec4>(Samples));
printf("- vec4 * mat4 (SIMD) duration %d us\n", launch_vec_mul_mat<glm::aligned_mat4, glm::aligned_vec4>(Samples));
printf("\nmat4 * mat4\n");
printf("- dmat4 * dmat4 duration %d us\n", launch_mat_mul_mat<glm::dmat4>(Samples));
printf("- dmat4 * dmat4 (SIMD) duration %d us\n", launch_mat_mul_mat<glm::aligned_dmat4>(Samples));
printf("- mat4 * mat4 duration %d us\n", launch_mat_mul_mat<glm::mat4>(Samples));
printf("- mat4 * mat4 (SIMD) duration %d us\n", launch_mat_mul_mat<glm::aligned_mat4>(Samples));
printf("\nmat4 / mat4\n");
printf("- dmat4 / dmat4 duration %d us\n", launch_mat_div_mat<glm::dmat4>(Samples));
printf("- dmat4 / dmat4 (SIMD) duration %d us\n", launch_mat_div_mat<glm::aligned_dmat4>(Samples));
printf("- mat4 / mat4 duration %d us\n", launch_mat_div_mat<glm::mat4>(Samples));
printf("- mat4 / mat4 (SIMD) duration %d us\n", launch_mat_div_mat<glm::aligned_mat4>(Samples));
return 0;
}
#else
int main()
{
return 0;
}
#endif