telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
David Beck | ecb56cd | 2018-09-05 12:52:57 +0100 | [diff] [blame] | 3 | // SPDX-License-Identifier: MIT |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 4 | // |
| 5 | |
Matteo Martincigh | e011d20 | 2019-11-28 11:35:47 +0000 | [diff] [blame] | 6 | #include <armnnUtils/FloatingPointConverter.hpp> |
arovir01 | 616e775 | 2018-10-01 17:08:59 +0100 | [diff] [blame] | 7 | |
Narumol Prangnawarat | 8832522 | 2020-03-06 14:45:57 +0000 | [diff] [blame] | 8 | #include "BFloat16.hpp" |
arovir01 | 616e775 | 2018-10-01 17:08:59 +0100 | [diff] [blame] | 9 | #include "Half.hpp" |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 10 | |
Narumol Prangnawarat | ac2770a | 2020-04-01 16:51:23 +0100 | [diff] [blame] | 11 | #include <armnn/utility/Assert.hpp> |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 12 | |
| 13 | namespace armnnUtils |
| 14 | { |
| 15 | |
| 16 | void FloatingPointConverter::ConvertFloat32To16(const float* srcFloat32Buffer, |
| 17 | size_t numElements, |
| 18 | void* dstFloat16Buffer) |
| 19 | { |
Narumol Prangnawarat | ac2770a | 2020-04-01 16:51:23 +0100 | [diff] [blame] | 20 | ARMNN_ASSERT(srcFloat32Buffer != nullptr); |
| 21 | ARMNN_ASSERT(dstFloat16Buffer != nullptr); |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 22 | |
Ryan OShea | f4bfa6a | 2020-06-10 11:33:37 +0100 | [diff] [blame] | 23 | armnn::Half* pHalf = static_cast<armnn::Half*>(dstFloat16Buffer); |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 24 | |
| 25 | for (size_t i = 0; i < numElements; i++) |
| 26 | { |
| 27 | pHalf[i] = armnn::Half(srcFloat32Buffer[i]); |
| 28 | } |
| 29 | } |
| 30 | |
| 31 | void FloatingPointConverter::ConvertFloat16To32(const void* srcFloat16Buffer, |
| 32 | size_t numElements, |
| 33 | float* dstFloat32Buffer) |
| 34 | { |
Narumol Prangnawarat | ac2770a | 2020-04-01 16:51:23 +0100 | [diff] [blame] | 35 | ARMNN_ASSERT(srcFloat16Buffer != nullptr); |
| 36 | ARMNN_ASSERT(dstFloat32Buffer != nullptr); |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 37 | |
Ryan OShea | f4bfa6a | 2020-06-10 11:33:37 +0100 | [diff] [blame] | 38 | const armnn::Half* pHalf = static_cast<const armnn::Half*>(srcFloat16Buffer); |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 39 | |
| 40 | for (size_t i = 0; i < numElements; i++) |
| 41 | { |
| 42 | dstFloat32Buffer[i] = pHalf[i]; |
| 43 | } |
| 44 | } |
| 45 | |
telsoa01 | c577f2c | 2018-08-31 09:22:23 +0100 | [diff] [blame] | 46 | } //namespace armnnUtils |