5.1. Bfloat16 Arithmetic Constants

To use these constants, include the header file cuda_bf16.h in your program.

Macros

CUDART_INF_BF16

Defines floating-point positive infinity value for the nv_bfloat16 data type.

CUDART_MAX_NORMAL_BF16

Defines a maximum representable value for the nv_bfloat16 data type.

CUDART_MIN_DENORM_BF16

Defines a minimum representable (denormalized) value for the nv_bfloat16 data type.

CUDART_NAN_BF16

Defines canonical NaN value for the nv_bfloat16 data type.

CUDART_NEG_ZERO_BF16

Defines a negative zero value for the nv_bfloat16 data type.

CUDART_ONE_BF16

Defines a value of 1.0 for the nv_bfloat16 data type.

CUDART_ZERO_BF16

Defines a positive zero value for the nv_bfloat16 data type.

5.1.1. Macros

CUDART_INF_BF16 __ushort_as_bfloat16((unsigned short)0x7F80U)

Defines floating-point positive infinity value for the nv_bfloat16 data type.

CUDART_MAX_NORMAL_BF16 __ushort_as_bfloat16((unsigned short)0x7F7FU)

Defines a maximum representable value for the nv_bfloat16 data type.

CUDART_MIN_DENORM_BF16 __ushort_as_bfloat16((unsigned short)0x0001U)

Defines a minimum representable (denormalized) value for the nv_bfloat16 data type.

CUDART_NAN_BF16 __ushort_as_bfloat16((unsigned short)0x7FFFU)

Defines canonical NaN value for the nv_bfloat16 data type.

CUDART_NEG_ZERO_BF16 __ushort_as_bfloat16((unsigned short)0x8000U)

Defines a negative zero value for the nv_bfloat16 data type.

CUDART_ONE_BF16 __ushort_as_bfloat16((unsigned short)0x3F80U)

Defines a value of 1.0 for the nv_bfloat16 data type.

CUDART_ZERO_BF16 __ushort_as_bfloat16((unsigned short)0x0000U)

Defines a positive zero value for the nv_bfloat16 data type.