wehub-resource-sync
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
/**
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* Copyright (c) 2017 by Contributors
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* @file dgl/runtime/serializer.h
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* @brief Serializer extension to support DGL data types
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* Include this file to enable serialization of DGLDataType, DGLContext
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*/
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#ifndef DGL_RUNTIME_SERIALIZER_H_
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#define DGL_RUNTIME_SERIALIZER_H_
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#include <dmlc/io.h>
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#include <dmlc/serializer.h>
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#include "c_runtime_api.h"
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#include "smart_ptr_serializer.h"
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namespace dmlc {
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namespace serializer {
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template <>
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struct Handler<DGLDataType> {
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inline static void Write(Stream *strm, const DGLDataType &dtype) {
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Handler<uint8_t>::Write(strm, dtype.code);
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Handler<uint8_t>::Write(strm, dtype.bits);
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Handler<uint16_t>::Write(strm, dtype.lanes);
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}
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inline static bool Read(Stream *strm, DGLDataType *dtype) {
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if (!Handler<uint8_t>::Read(strm, &(dtype->code))) return false;
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if (!Handler<uint8_t>::Read(strm, &(dtype->bits))) return false;
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if (!Handler<uint16_t>::Read(strm, &(dtype->lanes))) return false;
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return true;
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}
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};
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template <>
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struct Handler<DGLContext> {
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inline static void Write(Stream *strm, const DGLContext &ctx) {
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int32_t device_type = static_cast<int32_t>(ctx.device_type);
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Handler<int32_t>::Write(strm, device_type);
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Handler<int32_t>::Write(strm, ctx.device_id);
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}
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inline static bool Read(Stream *strm, DGLContext *ctx) {
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int32_t device_type = 0;
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if (!Handler<int32_t>::Read(strm, &(device_type))) return false;
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ctx->device_type = static_cast<DGLDeviceType>(device_type);
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if (!Handler<int32_t>::Read(strm, &(ctx->device_id))) return false;
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return true;
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}
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};
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} // namespace serializer
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} // namespace dmlc
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#endif // DGL_RUNTIME_SERIALIZER_H_
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