PSR_BTYPE_SHIFT
#define PSR_BTYPE_NONE (0b00 << PSR_BTYPE_SHIFT)
#define PSR_BTYPE_JC (0b01 << PSR_BTYPE_SHIFT)
#define PSR_BTYPE_C (0b10 << PSR_BTYPE_SHIFT)
#define PSR_BTYPE_J (0b11 << PSR_BTYPE_SHIFT)
#define bstr(suffix, str) [PSR_BTYPE_ ## suffix >> PSR_BTYPE_SHIFT] = str
PSR_BTYPE_SHIFT];
>> PSR_BTYPE_SHIFT) * 2], 2);