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Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/16753 Separate elementwise level2 math functions i-am-not-moving-c2-to-c10 Reviewed By: houseroad Differential Revision: D13954928 fbshipit-source-id: 1ca7a5d3da96e32510f502e5e4e79168854bee67
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#ifndef CAFFE2_UTILS_MATH_HALF_UTILS_H_
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#define CAFFE2_UTILS_MATH_HALF_UTILS_H_
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#include "caffe2/core/common.h"
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#include "caffe2/core/types.h"
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#include "caffe2/utils/conversions.h"
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#include "caffe2/utils/math/utils.h"
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namespace caffe2 {
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namespace math {
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namespace utils {
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struct HalfAddFunctor {
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MATH_UTILS_DECL at::Half operator()(const at::Half a, const at::Half b)
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const {
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return convert::To<float, at::Half>(
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convert::To<at::Half, float>(a) + convert::To<at::Half, float>(b));
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}
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};
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struct HalfSubFunctor {
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MATH_UTILS_DECL at::Half operator()(const at::Half a, const at::Half b)
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const {
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return convert::To<float, at::Half>(
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convert::To<at::Half, float>(a) - convert::To<at::Half, float>(b));
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}
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};
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struct HalfMulFunctor {
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MATH_UTILS_DECL at::Half operator()(const at::Half a, const at::Half b)
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const {
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return convert::To<float, at::Half>(
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convert::To<at::Half, float>(a) * convert::To<at::Half, float>(b));
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}
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};
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struct HalfDivFunctor {
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MATH_UTILS_DECL at::Half operator()(const at::Half a, const at::Half b)
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const {
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return convert::To<float, at::Half>(
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convert::To<at::Half, float>(a) / convert::To<at::Half, float>(b));
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}
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};
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} // namespace utils
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} // namespace math
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} // namespace caffe2
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#endif // CAFFE2_UTILS_MATH_HALF_UTILS_H_
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