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Diffstat (limited to 'src/core/NEON/kernels/arm_gemm/kernels/sve_sgemm_3VLx8.hpp')
-rw-r--r-- | src/core/NEON/kernels/arm_gemm/kernels/sve_sgemm_3VLx8.hpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/core/NEON/kernels/arm_gemm/kernels/sve_sgemm_3VLx8.hpp b/src/core/NEON/kernels/arm_gemm/kernels/sve_sgemm_3VLx8.hpp new file mode 100644 index 0000000000..9d7f593fd0 --- /dev/null +++ b/src/core/NEON/kernels/arm_gemm/kernels/sve_sgemm_3VLx8.hpp @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2017-2018 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. + */ +#pragma once + +#ifdef __ARM_FEATURE_SVE + +#include "../std_transforms_sve.hpp" + +namespace arm_gemm { + +// Actual kernel implementations +void sve_sgemm_3VLx8(const float *, const float *, float *, int, int, int); + +// 3VLx8 SGEMM "strategy" class. +// +// This describes the characteristics of a family of kernels, in terms of +// the required interleave properties and the output block size. +// +// All kernels in the family must share these characteristics. The actual +// kernel to be used can be chosen at runtime, based on the CPUInfo +// structure. +class sgemm_3VLx8 { +public: + typedef float operand_type; + typedef float result_type; + + typedef void (*kern_type)(const float *, const float *, float *, int, int, int); + + /* Kernel blocking parameters */ + + /* Width depends on vector length - use CNTW to compute the right value */ + static int out_width() { + return svcntw() * 3; + } + + static int out_height() { + return 8; + } + + static int k_unroll() { + return 1; + } + + // Use the standard SVE transforms. + StdTransformsSVE<operand_type, result_type, 8, 3> transforms; + + kern_type kernel=sve_sgemm_3VLx8; + + sgemm_3VLx8(const CPUInfo *ci) { } +}; + +} // namespace arm_gemm + +#endif // __ARM_FEATURE_SVE |