| #ifndef SINGA_UTILS_MKLDNN_UTILS_H_ |
| #define SINGA_UTILS_MKLDNN_UTILS_H_ |
| |
| #include <mkldnn.hpp> |
| |
| namespace singa { |
| /* |
| supported data type by mkldnn |
| mkldnn_f32 - 32-bit/single-precision floating point. |
| mkldnn_s32 - 32-bit signed integer. |
| mkldnn_s16 - 16-bit signed integer. |
| mkldnn_s8 - 8-bit signed integer. |
| mkldnn_u8 - 8-bit unsigned integer. |
| */ |
| inline mkldnn::memory::data_type GetMKLDNNDataType(DataType dtype) { |
| mkldnn::memory::data_type ret = mkldnn::memory::data_type::f32; |
| switch (dtype) { |
| case kFloat32: |
| ret = mkldnn::memory::data_type::f32; |
| break; |
| case kDouble: |
| LOG(FATAL) << "The data type " << DataType_Name(dtype) |
| << " is not support by mkldnn"; |
| break; |
| case kFloat16: |
| LOG(FATAL) << "The data type " << DataType_Name(dtype) |
| << " is not support by mkldnn"; |
| break; |
| default: |
| LOG(FATAL) << "The data type " << DataType_Name(dtype) |
| << " is not support by mkldnn"; |
| } |
| return ret; |
| } |
| } |
| #endif // SINGA_UTILS_MKLDNN_UTILS_H_ |