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Add log2() to Eigen.

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This commit is contained in:
Rasmus Munk Larsen
2020-12-04 21:45:09 +00:00
parent 2dbac2f99f
commit f9fac1d5b0
13 changed files with 160 additions and 12 deletions
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3
Eigen/src/Core/arch/Default/BFloat16.h
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@@ -512,6 +512,9 @@ EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC bfloat16 log1p(const bfloat16& a) {
EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC bfloat16 log10(const bfloat16& a) {
return bfloat16(::log10f(float(a)));
}
EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC bfloat16 log2(const bfloat16& a) {
return bfloat16(static_cast<float>(M_LOG2E) * ::logf(float(a)));
}
EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC bfloat16 sqrt(const bfloat16& a) {
return bfloat16(::sqrtf(float(a)));
}