| if(USE_NNPACK AND BUILD_CAFFE2_OPS) | 
 |   add_subdirectory(nnpack) | 
 | endif() | 
 | if(USE_ZSTD) | 
 |   add_subdirectory(zstd) | 
 | endif() | 
 | if(NOT MSVC) | 
 |   add_subdirectory(depthwise) | 
 | endif() | 
 |  | 
 | # CPU source, test sources, binary sources | 
 | set(Caffe2_CPU_SRCS ${Caffe2_CPU_SRCS} PARENT_SCOPE) | 
 | set(Caffe2_CPU_TEST_SRCS ${Caffe2_CPU_TEST_SRCS} PARENT_SCOPE) | 
 | set(Caffe2_CPU_BINARY_SRCS ${Caffe2_CPU_BINARY_SRCS} PARENT_SCOPE) | 
 |  | 
 | # GPU source, test sources, binary sources | 
 | set(Caffe2_GPU_SRCS ${Caffe2_GPU_SRCS} PARENT_SCOPE) | 
 | set(Caffe2_GPU_TEST_SRCS ${Caffe2_GPU_TEST_SRCS} PARENT_SCOPE) | 
 | set(Caffe2_GPU_BINARY_SRCS ${Caffe2_GPU_BINARY_SRCS} PARENT_SCOPE) |