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| author | Stanislaw Halik <sthalik@misaki.pl> | 2019-01-16 11:45:13 +0100 |
|---|---|---|
| committer | Stanislaw Halik <sthalik@misaki.pl> | 2019-01-16 11:45:13 +0100 |
| commit | bbdfe42628cc324904a49d472230c8cbbfd9e1d5 (patch) | |
| tree | 0ae6a380649af4a854c88245abb1c9fa3a571cc4 /eigen/test/half_float.cpp | |
| parent | 3e07e568a1ae478b89812d91438d75179c94ab35 (diff) | |
update eigen
Diffstat (limited to 'eigen/test/half_float.cpp')
| -rw-r--r-- | eigen/test/half_float.cpp | 42 |
1 files changed, 23 insertions, 19 deletions
diff --git a/eigen/test/half_float.cpp b/eigen/test/half_float.cpp index 3d2410a..b37b819 100644 --- a/eigen/test/half_float.cpp +++ b/eigen/test/half_float.cpp @@ -11,6 +11,10 @@ #include <Eigen/src/Core/arch/CUDA/Half.h> +#ifdef EIGEN_HAS_CUDA_FP16 +#error "EIGEN_HAS_CUDA_FP16 should not be defined in this CPU unit test" +#endif + // Make sure it's possible to forward declare Eigen::half namespace Eigen { struct half; @@ -20,7 +24,7 @@ using Eigen::half; void test_conversion() { - using Eigen::half_impl::__half; + using Eigen::half_impl::__half_raw; // Conversion from float. VERIFY_IS_EQUAL(half(1.0f).x, 0x3c00); @@ -37,9 +41,9 @@ void test_conversion() VERIFY_IS_EQUAL(half(1.19209e-07f).x, 0x0002); // Verify round-to-nearest-even behavior. - float val1 = float(half(__half(0x3c00))); - float val2 = float(half(__half(0x3c01))); - float val3 = float(half(__half(0x3c02))); + float val1 = float(half(__half_raw(0x3c00))); + float val2 = float(half(__half_raw(0x3c01))); + float val3 = float(half(__half_raw(0x3c02))); VERIFY_IS_EQUAL(half(0.5f * (val1 + val2)).x, 0x3c00); VERIFY_IS_EQUAL(half(0.5f * (val2 + val3)).x, 0x3c02); @@ -55,21 +59,21 @@ void test_conversion() VERIFY_IS_EQUAL(half(true).x, 0x3c00); // Conversion to float. - VERIFY_IS_EQUAL(float(half(__half(0x0000))), 0.0f); - VERIFY_IS_EQUAL(float(half(__half(0x3c00))), 1.0f); + VERIFY_IS_EQUAL(float(half(__half_raw(0x0000))), 0.0f); + VERIFY_IS_EQUAL(float(half(__half_raw(0x3c00))), 1.0f); // Denormals. - VERIFY_IS_APPROX(float(half(__half(0x8001))), -5.96046e-08f); - VERIFY_IS_APPROX(float(half(__half(0x0001))), 5.96046e-08f); - VERIFY_IS_APPROX(float(half(__half(0x0002))), 1.19209e-07f); + VERIFY_IS_APPROX(float(half(__half_raw(0x8001))), -5.96046e-08f); + VERIFY_IS_APPROX(float(half(__half_raw(0x0001))), 5.96046e-08f); + VERIFY_IS_APPROX(float(half(__half_raw(0x0002))), 1.19209e-07f); // NaNs and infinities. VERIFY(!(numext::isinf)(float(half(65504.0f)))); // Largest finite number. VERIFY(!(numext::isnan)(float(half(0.0f)))); - VERIFY((numext::isinf)(float(half(__half(0xfc00))))); - VERIFY((numext::isnan)(float(half(__half(0xfc01))))); - VERIFY((numext::isinf)(float(half(__half(0x7c00))))); - VERIFY((numext::isnan)(float(half(__half(0x7c01))))); + VERIFY((numext::isinf)(float(half(__half_raw(0xfc00))))); + VERIFY((numext::isnan)(float(half(__half_raw(0xfc01))))); + VERIFY((numext::isinf)(float(half(__half_raw(0x7c00))))); + VERIFY((numext::isnan)(float(half(__half_raw(0x7c01))))); #if !EIGEN_COMP_MSVC // Visual Studio errors out on divisions by 0 @@ -79,12 +83,12 @@ void test_conversion() #endif // Exactly same checks as above, just directly on the half representation. - VERIFY(!(numext::isinf)(half(__half(0x7bff)))); - VERIFY(!(numext::isnan)(half(__half(0x0000)))); - VERIFY((numext::isinf)(half(__half(0xfc00)))); - VERIFY((numext::isnan)(half(__half(0xfc01)))); - VERIFY((numext::isinf)(half(__half(0x7c00)))); - VERIFY((numext::isnan)(half(__half(0x7c01)))); + VERIFY(!(numext::isinf)(half(__half_raw(0x7bff)))); + VERIFY(!(numext::isnan)(half(__half_raw(0x0000)))); + VERIFY((numext::isinf)(half(__half_raw(0xfc00)))); + VERIFY((numext::isnan)(half(__half_raw(0xfc01)))); + VERIFY((numext::isinf)(half(__half_raw(0x7c00)))); + VERIFY((numext::isnan)(half(__half_raw(0x7c01)))); #if !EIGEN_COMP_MSVC // Visual Studio errors out on divisions by 0 |