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/*******************************************************************************
* Copyright 2016-2018 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 CPU_PRIMITIVE_HPP
#define CPU_PRIMITIVE_HPP
#include "mkldnn.h"
#include "c_types_map.hpp"
#include "memory_tracking.hpp"
#include "primitive.hpp"
#include "scratchpad.hpp"
#define CTX_IN_MEM(type, arg) static_cast<type>(ctx.input(arg))
#define CTX_OUT_MEM(type, arg) static_cast<type>(ctx.output(arg))
namespace mkldnn {
namespace impl {
namespace cpu {
struct cpu_memory_t;
struct cpu_primitive_t: public primitive_t {
cpu_primitive_t(const primitive_desc_t *pd,
bool use_global_scratchpad = false)
: primitive_t(pd)
, scratchpad_buffer_(nullptr)
, global_scratchpad_(nullptr)
{
const size_t scratchpad_size =
this->pd()->scratchpad_size(scratchpad_mode::library);
if (scratchpad_size) {
if (use_global_scratchpad)
global_scratchpad_ = create_scratchpad(scratchpad_size);
else
scratchpad_buffer_ = malloc(scratchpad_size, 64);
}
}
virtual ~cpu_primitive_t() {
delete global_scratchpad_;
free(scratchpad_buffer_);
}
protected:
memory_tracking::grantor_t scratchpad(const exec_ctx_t &ctx) const {
void *ptr = nullptr;
if (pd()->attr()->scratchpad_mode_ == scratchpad_mode::user) {
ptr = CTX_OUT_MEM(void *, MKLDNN_ARG_SCRATCHPAD);
} else {
ptr = global_scratchpad_
? global_scratchpad_->get() : scratchpad_buffer_;
}
return pd()->scratchpad_registry().grantor(ptr);
}
private:
void *scratchpad_buffer_;
scratchpad_t *global_scratchpad_;
};
}
}
}
#endif
// vim: et ts=4 sw=4 cindent cino^=l0,\:0,N-s
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