HB_UCP_ALL_BACKENDS

#define HB_UCP_ALL_BACKENDS \ (HB_UCP_CORE_ANY | HB_UCP_BPU_CORE_0 | HB_UCP_BPU_CORE_1 | \ HB_UCP_BPU_CORE_2 | HB_UCP_BPU_CORE_3 | HB_UCP_BPU_CORE_ANY | \ HB_UCP_BPU_CORE_ANY | \ )

定义宏,指定所有backend。