diff options
Diffstat (limited to 'intern/cycles/test/util_float8_test.h')
-rw-r--r-- | intern/cycles/test/util_float8_test.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/intern/cycles/test/util_float8_test.h b/intern/cycles/test/util_float8_test.h new file mode 100644 index 00000000000..54701afaf8b --- /dev/null +++ b/intern/cycles/test/util_float8_test.h @@ -0,0 +1,103 @@ +/* SPDX-License-Identifier: Apache-2.0 + * Copyright 2011-2022 Blender Foundation */ + +#include "testing/testing.h" +#include "util/math.h" +#include "util/system.h" +#include "util/types.h" + +CCL_NAMESPACE_BEGIN + +static bool validate_cpu_capabilities() +{ + +#if defined(__KERNEL_AVX2__) + return system_cpu_support_avx2(); +#elif defined(__KERNEL_AVX__) + return system_cpu_support_avx(); +#elif defined(__KERNEL_SSE2__) + return system_cpu_support_sse2(); +#else + return false; +#endif +} + +#define INIT_FLOAT8_TEST \ + if (!validate_cpu_capabilities()) \ + return; \ +\ + const vfloat8 float8_a = make_vfloat8(0.1f, 0.2f, 0.3f, 0.4f, 0.5f, 0.6f, 0.7f, 0.8f); \ + const vfloat8 float8_b = make_vfloat8(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f); \ + const vfloat8 float8_c = make_vfloat8(1.1f, 2.2f, 3.3f, 4.4f, 5.5f, 6.6f, 7.7f, 8.8f); + +#define compare_vector_scalar(a, b) \ + for (size_t index = 0; index < 8; index++) \ + EXPECT_FLOAT_EQ(a[index], b); + +#define compare_vector_vector(a, b) \ + for (size_t index = 0; index < 8; index++) \ + EXPECT_FLOAT_EQ(a[index], b[index]); + +#define compare_vector_vector_near(a, b, abserror) \ + for (size_t index = 0; index < 8; index++) \ + EXPECT_NEAR(a[index], b[index], abserror); + +#define basic_test_vv(a, b, op) \ + INIT_FLOAT8_TEST \ + vfloat8 c = a op b; \ + for (size_t i = 0; i < 8; i++) \ + EXPECT_FLOAT_EQ(c[i], a[i] op b[i]); + +/* vector op float tests */ +#define basic_test_vf(a, b, op) \ + INIT_FLOAT8_TEST \ + vfloat8 c = a op b; \ + for (size_t i = 0; i < 8; i++) \ + EXPECT_FLOAT_EQ(c[i], a[i] op b); + +static const float float_b = 1.5f; + +TEST(TEST_CATEGORY_NAME, + float8_add_vv){basic_test_vv(float8_a, float8_b, +)} TEST(TEST_CATEGORY_NAME, float8_sub_vv){ + basic_test_vv(float8_a, float8_b, -)} TEST(TEST_CATEGORY_NAME, float8_mul_vv){ + basic_test_vv(float8_a, float8_b, *)} TEST(TEST_CATEGORY_NAME, float8_div_vv){ + basic_test_vv(float8_a, float8_b, /)} TEST(TEST_CATEGORY_NAME, float8_add_vf){ + basic_test_vf(float8_a, float_b, +)} TEST(TEST_CATEGORY_NAME, float8_sub_vf){ + basic_test_vf(float8_a, float_b, -)} TEST(TEST_CATEGORY_NAME, float8_mul_vf){ + basic_test_vf(float8_a, float_b, *)} TEST(TEST_CATEGORY_NAME, + float8_div_vf){basic_test_vf(float8_a, float_b, /)} + +TEST(TEST_CATEGORY_NAME, float8_ctor) +{ + INIT_FLOAT8_TEST + compare_vector_scalar(make_vfloat8(0.0f, 1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f), + static_cast<float>(index)); + compare_vector_scalar(make_vfloat8(1.0f), 1.0f); +} + +TEST(TEST_CATEGORY_NAME, float8_sqrt) +{ + INIT_FLOAT8_TEST + compare_vector_vector(sqrt(make_vfloat8(1.0f, 4.0f, 9.0f, 16.0f, 25.0f, 36.0f, 49.0f, 64.0f)), + make_vfloat8(1.0f, 2.0f, 3.0f, 4.0f, 5.0f, 6.0f, 7.0f, 8.0f)); +} + +TEST(TEST_CATEGORY_NAME, float8_min_max) +{ + INIT_FLOAT8_TEST + compare_vector_vector(min(float8_a, float8_b), float8_a); + compare_vector_vector(max(float8_a, float8_b), float8_b); +} + +TEST(TEST_CATEGORY_NAME, float8_shuffle) +{ + INIT_FLOAT8_TEST + vfloat8 res0 = shuffle<0, 1, 2, 3, 1, 3, 2, 0>(float8_a); + compare_vector_vector(res0, make_vfloat8(0.1f, 0.2f, 0.3f, 0.4f, 0.6f, 0.8f, 0.7f, 0.5f)); + vfloat8 res1 = shuffle<3>(float8_a); + compare_vector_vector(res1, make_vfloat8(0.4f, 0.4f, 0.4f, 0.4f, 0.8f, 0.8f, 0.8f, 0.8f)); + vfloat8 res2 = shuffle<3, 2, 1, 0>(float8_a, float8_b); + compare_vector_vector(res2, make_vfloat8(0.4f, 0.3f, 2.0f, 1.0f, 0.8f, 0.7f, 6.0f, 5.0f)); +} + +CCL_NAMESPACE_END |