1 #pragma once 2 #include <cstdint> 3 4 #include <c10/macros/Macros.h> 5 6 namespace c10 { 7 8 /** 9 * This is the data type for quantized Tensors. Right now we only have 10 * qint8 which is for 8 bit Tensors, and qint32 for 32 bit int Tensors, 11 * we might have 4 bit, 2 bit or 1 bit data types in the future. 12 */ 13 struct alignas(1) qint8 { 14 using underlying = int8_t; 15 int8_t val_; 16 qint8() = default; qint8qint817 C10_HOST_DEVICE explicit qint8(int8_t val) : val_(val) {} 18 }; 19 20 } // namespace c10 21