| /* |
| * Copyright (c) 2017-2019 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. |
| */ |
| |
| // This can only be built if the target/compiler supports FP16 arguments. |
| #ifdef __ARM_FP16_ARGS |
| |
| #include "arm_gemm.hpp" |
| |
| #include "gemm_common.hpp" |
| #include "gemm_hybrid.hpp" |
| #include "gemm_implementation.hpp" |
| #include "gemm_interleaved.hpp" |
| #include "gemm_native.hpp" |
| |
| #include "kernels/a32_sgemm_8x6.hpp" |
| #include "kernels/a64_hgemm_24x8.hpp" |
| #include "kernels/a64_sgemm_12x8.hpp" |
| #include "kernels/sve_hybrid_fp16_mla_4VLx4.hpp" |
| #include "kernels/sve_interleaved_fp16_mla_3VLx8.hpp" |
| #include "kernels/sve_native_fp16_mla_4VLx4.hpp" |
| |
| namespace arm_gemm { |
| |
| static const GemmImplementation<__fp16, __fp16> gemm_fp16_methods[] = { |
| #if defined(__ARM_FEATURE_SVE) |
| { |
| GemmMethod::GEMM_HYBRID, |
| "hybrid_fp16_mla_4VLx4", |
| [](const GemmArgs<__fp16> &args) { return (args._Ksize >= 8) && (args._alpha == 1.0f) && !args._trA && args._pretransposed_hint; }, |
| [](const GemmArgs<__fp16> &args) { return ((args._Ksize <= 256) && (args._Nsize <= 256)) || ((args._nmulti > 1) && ((args._Msize / args._maxthreads) < 8)); }, |
| [](const GemmArgs<__fp16> &args) { return new GemmHybrid<hybrid_fp16_mla_4VLx4, __fp16, __fp16>(args); } |
| }, |
| { |
| GemmMethod::GEMM_NATIVE, |
| "native_fp16_mla_4VLx4", |
| [](const GemmArgs<__fp16> &args) { return (args._Ksize >= 8 && args._alpha==1.0f && !args._trA && !args._trB); }, |
| [](const GemmArgs<__fp16> &args) { return ((args._Ksize <= 128) && (args._Nsize <= 128)) || ((args._nmulti > 1) && ((args._Msize / args._maxthreads) < 8)); }, |
| [](const GemmArgs<__fp16> &args) { return new GemmNative<native_fp16_mla_4VLx4, __fp16, __fp16>(args); } |
| }, |
| { |
| GemmMethod::GEMM_INTERLEAVED, |
| "interleaved_fp16_mla_3VLx8", |
| [](const GemmArgs<__fp16> &args) { return (args._Ksize > 4); }, |
| nullptr, |
| [](const GemmArgs<__fp16> &args) { return new GemmInterleaved<interleaved_fp16_mla_3VLx8, __fp16, __fp16>(args); } |
| }, |
| #endif |
| |
| #if defined(__aarch64__) && (defined(__ARM_FEATURE_FP16_VECTOR_ARITHMETIC) || defined(FP16_KERNELS)) |
| { |
| GemmMethod::GEMM_INTERLEAVED, |
| "hgemm_24x8", |
| #ifndef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC |
| [](const GemmArgs<__fp16> &args) { return args._ci->has_fp16(); }, |
| #else |
| nullptr, |
| #endif |
| nullptr, |
| [](const GemmArgs<__fp16> &args) { return new GemmInterleaved<hgemm_24x8, __fp16, __fp16>(args); } |
| }, |
| #endif |
| #ifdef __aarch64__ |
| { |
| GemmMethod::GEMM_INTERLEAVED, |
| "sgemm_12x8", |
| nullptr, |
| nullptr, |
| [](const GemmArgs<__fp16> &args) { return new GemmInterleaved<sgemm_12x8, __fp16, __fp16>(args); } |
| }, |
| #elif defined(__arm__) |
| { |
| GemmMethod::GEMM_INTERLEAVED, |
| "sgemm_8x6", |
| nullptr, |
| nullptr, |
| [](const GemmArgs<__fp16> &args) { return new GemmInterleaved<sgemm_8x6, __fp16, __fp16>(args); } |
| }, |
| #else // not AArch64 or AArch32 |
| # error Unknown Architecture |
| #endif |
| { |
| GemmMethod::DEFAULT, |
| "", |
| nullptr, |
| nullptr, |
| nullptr, |
| } |
| }; |
| |
| template<> |
| const GemmImplementation<__fp16, __fp16> *gemm_implementation_list<__fp16, __fp16>() { |
| return gemm_fp16_methods; |
| } |
| |
| /* Explicitly instantiate the external functions for these types. */ |
| template UniqueGemmCommon<__fp16, __fp16> gemm<__fp16, __fp16>(const GemmArgs<__fp16> &args); |
| template KernelDescription get_gemm_method<__fp16, __fp16>(const GemmArgs<__fp16> &args); |
| template bool method_is_compatible<__fp16, __fp16>(GemmMethod method, const GemmArgs<__fp16> &args); |
| template std::vector<KernelDescription> get_compatible_kernels<__fp16, __fp16> (const GemmArgs<__fp16> &args); |
| |
| } // namespace arm_gemm |
| |
| #endif // __ARM_FP16_ARGS |