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/*******************************************************************************
* Copyright 2018 Intel Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*******************************************************************************/
#ifndef GEMM_UTILS_HPP
#define GEMM_UTILS_HPP
namespace mkldnn {
namespace impl {
namespace cpu {
namespace gemm_utils {
// Alias for any dimension related variable.
typedef ptrdiff_t dim_t;
template <typename T, bool isTransA, bool isTransB>
struct gemm_traits {};
template <bool isTransA, bool isTransB>
struct gemm_traits<double, isTransA, isTransB> {
static constexpr int m = 8;
static constexpr int n = 6;
static constexpr int BM = 4032;
static constexpr int BN = isTransA ? 96 : 192;
static constexpr int BK = isTransB ? 96 : 512;
};
template <bool isTransA, bool isTransB>
struct gemm_traits<float, isTransA, isTransB> {
static constexpr int m = 16;
static constexpr int n = 6;
static constexpr int BM = 4032;
static constexpr int BN = isTransA ? 96 : 48;
static constexpr int BK = isTransB ? 96 : 256;
};
template <typename T>
using unroll_factor = gemm_traits<T, false, false>;
template <typename data_t>
void sum_two_matrices(int m, int n,
data_t * __restrict p_src, dim_t ld_src,
data_t * __restrict p_dst, dim_t ld_dst);
void calc_nthr_nocopy_avx512_common(int m,
int n, int k, int nthrs, int *nthrs_m, int *nthrs_n, int *nthrs_k,
int *BM, int *BN, int *BK);
void calc_nthr_nocopy_avx(int m, int n, int k,
int nthrs, int *nthrs_m, int *nthrs_n, int *nthrs_k, int *BM, int *BN,
int *BK);
void partition_unit_diff(
int ithr, int nthr, int n, int *t_offset, int *t_block);
};
}
}
}
#endif
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