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author | Georgios Pinitas <georgios.pinitas@arm.com> | 2021-01-06 19:42:21 +0000 |
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committer | Georgios Pinitas <georgios.pinitas@arm.com> | 2021-01-08 15:38:18 +0000 |
commit | 70eb53b09adf57cc6ff7435c795e65a4f4697f67 (patch) | |
tree | def5f3e7fbc0df9dcfd6bb15336c97057a09c457 /src/core/cpu/kernels/floor/impl/NEON/fp16.cpp | |
parent | c216545a9ede448213e76bd50cba4ebd481b942c (diff) | |
download | ComputeLibrary-70eb53b09adf57cc6ff7435c795e65a4f4697f67.tar.gz |
Make CpuFloorKernel kernel stateless
- Rename NEFloorKernel to CpuFloorKernel to accomodate new ISA
implementations
- Remove state and instead pass tensors to operate during run
- Add member function to generate an execution window given an input and
output tensor description
Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com>
Change-Id: I9240b8ec534589c0f15c354f771f1ac5d7010c3b
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/4773
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
Diffstat (limited to 'src/core/cpu/kernels/floor/impl/NEON/fp16.cpp')
-rw-r--r-- | src/core/cpu/kernels/floor/impl/NEON/fp16.cpp | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/src/core/cpu/kernels/floor/impl/NEON/fp16.cpp b/src/core/cpu/kernels/floor/impl/NEON/fp16.cpp new file mode 100644 index 0000000000..0d31eb77f8 --- /dev/null +++ b/src/core/cpu/kernels/floor/impl/NEON/fp16.cpp @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2020-2021 Arm Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#if defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) && defined(ENABLE_FP16_KERNELS) + +#include "src/core/NEON/NEMath.h" +#include "src/core/common/Validate.h" + +#include <arm_neon.h> +#include <cmath> +#include <cstddef> + +namespace arm_compute +{ +namespace cpu +{ +constexpr int step = 8; + +void fp16_neon_floor(const void *src, void *dst, int len) +{ + ARM_COMPUTE_ASSERT_NOT_NULLPTR(src); + ARM_COMPUTE_ASSERT_NOT_NULLPTR(dst); + ARM_COMPUTE_ASSERT(len >= 0); + + auto psrc = static_cast<const __fp16 *>(src); + auto pdst = static_cast<__fp16 *>(dst); + + for(; len >= step; len -= step) + { + vst1q_f16(pdst, vfloorq_f16(vld1q_f16(psrc))); + psrc += step; + pdst += step; + } + + for(; len > 0; --len) + { + *pdst = std::floor(*psrc); + ++psrc; + ++pdst; + } +} +} // namespace cpu +} // namespace arm_compute +#endif /* defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) && defined(ENABLE_FP16_KERNELS) */ |