bfloat16.hpp File Reference

#include <CL/__spirv/spirv_ops.hpp>
#include <sycl/builtins.hpp>
#include <sycl/half_type.hpp>

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Classes
class	sycl::_V1::ext::oneapi::bfloat16

Namespaces
	sycl
	---— Error handling, matching OpenCL plugin semantics.
	sycl::_V1
	sycl::_V1::ext
	sycl::_V1::ext::oneapi
	sycl::_V1::ext::oneapi::detail

Macros
#define	OP(op)
#define	OP(op)
#define	OP(type, op)

Typedefs
using	sycl::_V1::ext::oneapi::detail::Bfloat16StorageT = uint16_t

Functions
__DPCPP_SYCL_EXTERNAL uint16_t	__devicelib_ConvertFToBF16INTEL (const float &) noexcept
__DPCPP_SYCL_EXTERNAL float	__devicelib_ConvertBF16ToFINTEL (const uint16_t &) noexcept
Bfloat16StorageT	sycl::_V1::ext::oneapi::detail::bfloat16ToBits (const bfloat16 &Value)
bfloat16	sycl::_V1::ext::oneapi::detail::bitsToBfloat16 (const Bfloat16StorageT Value)

Macro Definition Documentation

OP [1/3]

#define OP

(

op

)

Value:

  friend bfloat16 &operator op(bfloat16 &lhs) {                                \
    float f = to_float(lhs.value);                                             \
    lhs.value = from_float(op f);                                              \
    return lhs;                                                                \
  }                                                                            \
  friend bfloat16 operator op(bfloat16 &lhs, int) {                            \
    bfloat16 old = lhs;                                                        \
    operator op(lhs);                                                          \
    return old;                                                                \
  }

Definition at line 174 of file bfloat16.hpp.

OP [2/3]

#define OP

(

op

)

Value:

  friend bfloat16 &operator op(bfloat16 &lhs, const bfloat16 &rhs) {           \
    float f = static_cast<float>(lhs);                                         \
    f op static_cast<float>(rhs);                                              \
    return lhs = f;                                                            \
  }                                                                            \
  template <typename T>                                                        \
  friend bfloat16 &operator op(bfloat16 &lhs, const T &rhs) {                  \
    float f = static_cast<float>(lhs);                                         \
    f op static_cast<float>(rhs);                                              \
    return lhs = f;                                                            \
  }                                                                            \
  template <typename T> friend T &operator op(T &lhs, const bfloat16 &rhs) {   \
    float f = static_cast<float>(lhs);                                         \
    f op static_cast<float>(rhs);                                              \
    return lhs = f;                                                            \
  }

Definition at line 174 of file bfloat16.hpp.

OP [3/3]

#define OP	(		type,
			op
	)

Value:

  friend type operator op(const bfloat16 &lhs, const bfloat16 &rhs) {          \
    return type{static_cast<float>(lhs) op static_cast<float>(rhs)};           \
  }                                                                            \
  template <typename T>                                                        \
  friend type operator op(const bfloat16 &lhs, const T &rhs) {                 \
    return type{static_cast<float>(lhs) op static_cast<float>(rhs)};           \
  }                                                                            \
  template <typename T>                                                        \
  friend type operator op(const T &lhs, const bfloat16 &rhs) {                 \
    return type{static_cast<float>(lhs) op static_cast<float>(rhs)};           \
  }

Definition at line 174 of file bfloat16.hpp.

Function Documentation

__devicelib_ConvertBF16ToFINTEL()

__DPCPP_SYCL_EXTERNAL float __devicelib_ConvertBF16ToFINTEL ( const uint16_t &  )

noexcept

__devicelib_ConvertFToBF16INTEL()

__DPCPP_SYCL_EXTERNAL uint16_t __devicelib_ConvertFToBF16INTEL ( const float &  )

noexcept