ID_AA64ISAR1_GPI_SHIFT
#define ID_AA64ISAR1_GPI_MASK (0xfULL << ID_AA64ISAR1_GPI_SHIFT)
#define ID_AA64ISAR1_GPI_NONE (0x0ULL << ID_AA64ISAR1_GPI_SHIFT)
#define ID_AA64ISAR1_GPI_IMPL (0x1ULL << ID_AA64ISAR1_GPI_SHIFT)