cedd7edd29
To avoid conflicts with glog logging macros, and because there is just no need to have this dependency. Pull Request: https://projects.blender.org/blender/blender/pulls/143719
119 lines
3.6 KiB
C
119 lines
3.6 KiB
C
/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
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*
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* SPDX-License-Identifier: Apache-2.0 */
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#include <gtest/gtest.h>
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#include "util/math.h"
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#include "util/system.h"
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#include "util/types.h"
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CCL_NAMESPACE_BEGIN
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static bool validate_cpu_capabilities()
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{
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#if defined(__KERNEL_AVX2__)
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return system_cpu_support_avx2();
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#elif defined(__KERNEL_AVX__)
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return system_cpu_support_avx();
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#elif defined(__KERNEL_SSE42__)
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return system_cpu_support_sse42();
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#else
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return false;
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#endif
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}
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/* These are not just static variables because we don't want to run the
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* constructor until we know the instructions are supported. */
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static vfloat8 float8_a()
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{
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return make_vfloat8(0.1f, 0.2f, 0.3f, 0.4f, 0.5f, 0.6f, 0.7f, 0.8f);
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}
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static vfloat8 float8_b()
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{
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return make_vfloat8(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f);
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}
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static vfloat8 float8_c()
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{
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return make_vfloat8(1.1f, 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f);
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}
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#define INIT_FLOAT8_TEST \
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if (!validate_cpu_capabilities()) \
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return;
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#define compare_vector_scalar(a, b) \
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for (size_t index = 0; index < 8; index++) \
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EXPECT_FLOAT_EQ(a[index], b);
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#define compare_vector_vector(a, b) \
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for (size_t index = 0; index < 8; index++) \
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EXPECT_FLOAT_EQ(a[index], b[index]);
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#define compare_vector_vector_near(a, b, abserror) \
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for (size_t index = 0; index < 8; index++) \
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EXPECT_NEAR(a[index], b[index], abserror);
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#define basic_test_vv(a, b, op) \
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INIT_FLOAT8_TEST \
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vfloat8 c = a op b; \
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for (size_t i = 0; i < 8; i++) \
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EXPECT_FLOAT_EQ(c[i], a[i] op b[i]);
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/* vector op float tests */
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#define basic_test_vf(a, b, op) \
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INIT_FLOAT8_TEST \
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vfloat8 c = a op b; \
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for (size_t i = 0; i < 8; i++) \
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EXPECT_FLOAT_EQ(c[i], a[i] op b);
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static const float float_b = 1.5f;
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TEST(TEST_CATEGORY_NAME, float8_add_vv){
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basic_test_vv(float8_a(), float8_b(), +)} TEST(TEST_CATEGORY_NAME, float8_sub_vv){
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basic_test_vv(float8_a(), float8_b(), -)} TEST(TEST_CATEGORY_NAME, float8_mul_vv){
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basic_test_vv(float8_a(), float8_b(), *)} TEST(TEST_CATEGORY_NAME, float8_div_vv){
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basic_test_vv(float8_a(), float8_b(), /)} TEST(TEST_CATEGORY_NAME, float8_add_vf){
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basic_test_vf(float8_a(), float_b, +)} TEST(TEST_CATEGORY_NAME, float8_sub_vf){
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basic_test_vf(float8_a(), float_b, -)} TEST(TEST_CATEGORY_NAME, float8_mul_vf){
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basic_test_vf(float8_a(), float_b, *)} TEST(TEST_CATEGORY_NAME, float8_div_vf){
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basic_test_vf(float8_a(), float_b, /)}
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TEST(TEST_CATEGORY_NAME, float8_ctor)
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{
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INIT_FLOAT8_TEST
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compare_vector_scalar(make_vfloat8(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f),
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static_cast<float>(index));
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compare_vector_scalar(make_vfloat8(1.0f), 1.0f);
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}
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TEST(TEST_CATEGORY_NAME, float8_sqrt)
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{
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INIT_FLOAT8_TEST
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compare_vector_vector(sqrt(make_vfloat8(1.0f, 4.0f, 9.0f, 16.0f, 25.0f, 36.0f, 49.0f, 64.0f)),
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make_vfloat8(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f));
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}
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TEST(TEST_CATEGORY_NAME, float8_min_max)
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{
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INIT_FLOAT8_TEST
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compare_vector_vector(min(float8_a(), float8_b()), float8_a());
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compare_vector_vector(max(float8_a(), float8_b()), float8_b());
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}
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TEST(TEST_CATEGORY_NAME, float8_shuffle)
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{
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INIT_FLOAT8_TEST
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vfloat8 res0 = shuffle<0, 1, 2, 3, 1, 3, 2, 0>(float8_a());
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compare_vector_vector(res0, make_vfloat8(0.1f, 0.2f, 0.3f, 0.4f, 0.6f, 0.8f, 0.7f, 0.5f));
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vfloat8 res1 = shuffle<3>(float8_a());
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compare_vector_vector(res1, make_vfloat8(0.4f, 0.4f, 0.4f, 0.4f, 0.8f, 0.8f, 0.8f, 0.8f));
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vfloat8 res2 = shuffle<3, 2, 1, 0>(float8_a(), float8_b());
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compare_vector_vector(res2, make_vfloat8(0.4f, 0.3f, 2.0f, 1.0f, 0.8f, 0.7f, 6.0f, 5.0f));
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}
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CCL_NAMESPACE_END
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