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/*******************************************************************************
* Copyright 2022 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 CPU_SCALE_UTILS_HPP
#define CPU_SCALE_UTILS_HPP
#include "common/c_types_map.hpp"
#include "common/memory_tracking.hpp"
#include "common/primitive_attr.hpp"
namespace dnnl {
namespace impl {
namespace cpu {
void book_precomputed_scales(memory_tracking::registrar_t &scratchpad,
const scales_t &attr_scales, size_t wei_scales_count,
float scale_adjust_factor = 1.0f, bool req_transpose = false);
bool req_copy_scales(const scales_t &attr_scales,
float scale_adjust_factor = 1.0f, bool req_transpose = false);
// By default returns the original wei_scales buffer as a dequantization scale.
// If both src_scales and wei_scales are set, returns a scratchpad memory that
// contains src_scale * wei_scale as a dequantization scale.
// scale_adjust_factor is forced to be applied if it is not equal to 1.0f, but
// to do so scratchpad memory for scales must be booked e.g. using
// book_precomputed_scales with force_scales_book = true.
const float *precompute_scales(const memory_tracking::grantor_t &scratchpad,
const float *src_scales, const float *wei_scales, dim_t oc,
const primitive_attr_t *attr, float scale_adjust_factor = 1.0f);
const float *precompute_scales(const memory_tracking::grantor_t &scratchpad,
const float *src_scales, const float *wei_scales, dim_t ic, dim_t oc,
const bool wei_scale_per_ic, const bool wei_scale_per_oc,
const primitive_attr_t *attr, float scale_adjust_factor = 1.0f,
bool req_transpose = false);
} // namespace cpu
} // namespace impl
} // namespace dnnl
#endif // CPU_SCALE_UTILS_HPP