/* * 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 transforms; kern_type kernel=sve_sgemm_3VLx8; sgemm_3VLx8(const CPUInfo *ci) { } }; } // namespace arm_gemm #endif // __ARM_FEATURE_SVE