Macros
#define	__RELAXED_FN_ATTRS __attribute__((__always_inline__, __nodebug__))

#define	_tzcnt_u16 __tzcnt_u16
	Counts the number of trailing zero bits in the operand.

#define	_tzcnt_u32 __tzcnt_u32
	Counts the number of trailing zero bits in the operand.

#define	__DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("bmi")))

#define	_andn_u32 __andn_u32
	Performs a bitwise AND of the second operand with the one's complement of the first operand.

#define	_blsi_u32 __blsi_u32
	Clears all bits in the source except for the least significant bit containing a value of 1 and returns the result.

#define	_blsmsk_u32 __blsmsk_u32
	Creates a mask whose bits are set to 1, using bit 0 up to and including the least significant bit that is set to 1 in the source operand and returns the result.

#define	_blsr_u32 __blsr_u32
	Clears the least significant bit that is set to 1 in the source operand and returns the result.

Functions
static __inline__ unsigned short __RELAXED_FN_ATTRS	__tzcnt_u16 (unsigned short __X)
	Counts the number of trailing zero bits in the operand.

static __inline__ unsigned int __RELAXED_FN_ATTRS	__tzcnt_u32 (unsigned int __X)
	Counts the number of trailing zero bits in the operand.

static __inline__ int __RELAXED_FN_ATTRS	_mm_tzcnt_32 (unsigned int __X)
	Counts the number of trailing zero bits in the operand.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	__andn_u32 (unsigned int __X, unsigned int __Y)
	Performs a bitwise AND of the second operand with the one's complement of the first operand.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	__bextr_u32 (unsigned int __X, unsigned int __Y)
	Extracts the specified bits from the first operand and returns them in the least significant bits of the result.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	_bextr_u32 (unsigned int __X, unsigned int __Y, unsigned int __Z)
	Extracts the specified bits from the first operand and returns them in the least significant bits of the result.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	_bextr2_u32 (unsigned int __X, unsigned int __Y)
	Extracts the specified bits from the first operand and returns them in the least significant bits of the result.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	__blsi_u32 (unsigned int __X)
	Clears all bits in the source except for the least significant bit containing a value of 1 and returns the result.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	__blsmsk_u32 (unsigned int __X)
	Creates a mask whose bits are set to 1, using bit 0 up to and including the least significant bit that is set to 1 in the source operand and returns the result.

static __inline__ unsigned int __DEFAULT_FN_ATTRS	__blsr_u32 (unsigned int __X)
	Clears the least significant bit that is set to 1 in the source operand and returns the result.

Macro Definition Documentation

◆ __DEFAULT_FN_ATTRS

#define __DEFAULT_FN_ATTRS __attribute__((__always_inline__, __nodebug__, __target__("bmi")))

Definition at line 171 of file bmiintrin.h.

◆ __RELAXED_FN_ATTRS

#define __RELAXED_FN_ATTRS __attribute__((__always_inline__, __nodebug__))

Definition at line 24 of file bmiintrin.h.

◆ _andn_u32

#define _andn_u32 __andn_u32

Performs a bitwise AND of the second operand with the one's complement of the first operand.

unsigned int _andn_u32(unsigned int __X, unsigned int __Y);

_andn_u32

#define _andn_u32

Performs a bitwise AND of the second operand with the one's complement of the first operand.

Definition: bmiintrin.h:212

__Y

__inline unsigned int unsigned int __Y

Definition: bmi2intrin.h:19

This intrinsic corresponds to the ANDN instruction.

Parameters

__X	An unsigned integer containing one of the operands.
__Y	An unsigned integer containing one of the operands.

Returns: An unsigned integer containing the bitwise AND of the second operand with the one's complement of the first operand.

See also: __andn_u32

Definition at line 212 of file bmiintrin.h.

◆ _blsi_u32

#define _blsi_u32 __blsi_u32

Clears all bits in the source except for the least significant bit containing a value of 1 and returns the result.

unsigned int _blsi_u32(unsigned int __X);

_blsi_u32

#define _blsi_u32

Clears all bits in the source except for the least significant bit containing a value of 1 and return...

Definition: bmiintrin.h:315

This intrinsic corresponds to the BLSI instruction.

Parameters

__X	An unsigned integer whose bits are to be cleared.

Returns: An unsigned integer containing the result of clearing the bits from the source operand.

See also: __blsi_u32

Definition at line 315 of file bmiintrin.h.

◆ _blsmsk_u32

#define _blsmsk_u32 __blsmsk_u32

Creates a mask whose bits are set to 1, using bit 0 up to and including the least significant bit that is set to 1 in the source operand and returns the result.

unsigned int _blsmsk_u32(unsigned int __X);

_blsmsk_u32

#define _blsmsk_u32

Creates a mask whose bits are set to 1, using bit 0 up to and including the least significant bit tha...

Definition: bmiintrin.h:350

This intrinsic corresponds to the BLSMSK instruction.

Parameters

__X	An unsigned integer used to create the mask.

Returns: An unsigned integer containing the newly created mask.

See also: __blsmsk_u32

Definition at line 350 of file bmiintrin.h.

◆ _blsr_u32

#define _blsr_u32 __blsr_u32

Clears the least significant bit that is set to 1 in the source operand and returns the result.

unsigned int _bls4_u32(unsigned int __X);

This intrinsic corresponds to the BLSR instruction.

Parameters

__X	An unsigned integer containing the operand to be cleared.

Returns: An unsigned integer containing the result of clearing the source operand.

See also: __blsr_u32

Definition at line 385 of file bmiintrin.h.

◆ _tzcnt_u16

#define _tzcnt_u16 __tzcnt_u16

Counts the number of trailing zero bits in the operand.

unsigned short _tzcnt_u16(unsigned short __X);

_tzcnt_u16

#define _tzcnt_u16

Counts the number of trailing zero bits in the operand.

Definition: bmiintrin.h:58

This intrinsic corresponds to the TZCNT instruction.

Parameters

__X	An unsigned 16-bit integer whose trailing zeros are to be counted.

Returns: An unsigned 16-bit integer containing the number of trailing zero bits in the operand.

See also: __tzcnt_u16

Definition at line 58 of file bmiintrin.h.

◆ _tzcnt_u32

#define _tzcnt_u32 __tzcnt_u32

Counts the number of trailing zero bits in the operand.

unsigned int _tzcnt_u32(unsigned int __X);

_tzcnt_u32

#define _tzcnt_u32

Counts the number of trailing zero bits in the operand.

Definition: bmiintrin.h:107

This intrinsic corresponds to the TZCNT instruction.

Parameters

__X	An unsigned 32-bit integer whose trailing zeros are to be counted.

Returns: An unsigned 32-bit integer containing the number of trailing zero bits in the operand.

See also: { _mm_tzcnt_32 __tzcnt_u32 }

Definition at line 107 of file bmiintrin.h.

Function Documentation

◆ __andn_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS __andn_u32	(	unsigned int	__X,
		unsigned int	__Y
	)

static

Performs a bitwise AND of the second operand with the one's complement of the first operand.

This intrinsic corresponds to the ANDN instruction.

Parameters

__X	An unsigned integer containing one of the operands.
__Y	An unsigned integer containing one of the operands.

Returns: An unsigned integer containing the bitwise AND of the second operand with the one's complement of the first operand.

See also: _andn_u32

Definition at line 190 of file bmiintrin.h.

References __Y.

◆ __bextr_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS __bextr_u32	(	unsigned int	__X,
		unsigned int	__Y
	)

static

Extracts the specified bits from the first operand and returns them in the least significant bits of the result.

This intrinsic corresponds to the BEXTR instruction.

Parameters

__X	An unsigned integer whose bits are to be extracted.
__Y	An unsigned integer used to specify which bits are extracted. Bits [7:0] specify the index of the least significant bit. Bits [15:8] specify the number of bits to be extracted.

Returns: An unsigned integer whose least significant bits contain the extracted bits.

See also: _bextr_u32

Definition at line 232 of file bmiintrin.h.

References __Y.

◆ __blsi_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS __blsi_u32 ( unsigned int __X )

static

Clears all bits in the source except for the least significant bit containing a value of 1 and returns the result.

This intrinsic corresponds to the BLSI instruction.

Parameters

__X	An unsigned integer whose bits are to be cleared.

Returns: An unsigned integer containing the result of clearing the bits from the source operand.

See also: _blsi_u32

Definition at line 295 of file bmiintrin.h.

◆ __blsmsk_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS __blsmsk_u32 ( unsigned int __X )

static

Creates a mask whose bits are set to 1, using bit 0 up to and including the least significant bit that is set to 1 in the source operand and returns the result.

This intrinsic corresponds to the BLSMSK instruction.

Parameters

__X	An unsigned integer used to create the mask.

Returns: An unsigned integer containing the newly created mask.

See also: _blsmsk_u32

Definition at line 330 of file bmiintrin.h.

◆ __blsr_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS __blsr_u32 ( unsigned int __X )

static

Clears the least significant bit that is set to 1 in the source operand and returns the result.

This intrinsic corresponds to the BLSR instruction.

Parameters

__X	An unsigned integer containing the operand to be cleared.

Returns: An unsigned integer containing the result of clearing the source operand.

See also: _blsr_u32

Definition at line 365 of file bmiintrin.h.

◆ __tzcnt_u16()

static __inline__ unsigned short __RELAXED_FN_ATTRS __tzcnt_u16 ( unsigned short __X )

static

Counts the number of trailing zero bits in the operand.

This intrinsic corresponds to the TZCNT instruction.

Parameters

__X	An unsigned 16-bit integer whose trailing zeros are to be counted.

Returns: An unsigned 16-bit integer containing the number of trailing zero bits in the operand.

See also: _tzcnt_u16

Definition at line 39 of file bmiintrin.h.

◆ __tzcnt_u32()

static __inline__ unsigned int __RELAXED_FN_ATTRS __tzcnt_u32 ( unsigned int __X )

static

Counts the number of trailing zero bits in the operand.

This intrinsic corresponds to the TZCNT instruction.

Parameters

__X	An unsigned 32-bit integer whose trailing zeros are to be counted.

Returns: An unsigned 32-bit integer containing the number of trailing zero bits in the operand.

See also: { _mm_tzcnt_32 _tzcnt_u32 }

Definition at line 72 of file bmiintrin.h.

◆ _bextr2_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS _bextr2_u32	(	unsigned int	__X,
		unsigned int	__Y
	)

static

Extracts the specified bits from the first operand and returns them in the least significant bits of the result.

This intrinsic corresponds to the BEXTR instruction.

Parameters

__X	An unsigned integer whose bits are to be extracted.
__Y	An unsigned integer used to specify which bits are extracted. Bits [7:0] specify the index of the least significant bit. Bits [15:8] specify the number of bits to be extracted.

Returns: An unsigned integer whose least significant bits contain the extracted bits.

See also: __bextr_u32

Definition at line 278 of file bmiintrin.h.

References __Y.

◆ _bextr_u32()

static __inline__ unsigned int __DEFAULT_FN_ATTRS _bextr_u32	(	unsigned int	__X,
		unsigned int	__Y,
		unsigned int	__Z
	)

static

Extracts the specified bits from the first operand and returns them in the least significant bits of the result.

This intrinsic corresponds to the BEXTR instruction.

Parameters

__X	An unsigned integer whose bits are to be extracted.
__Y	An unsigned integer used to specify the index of the least significant bit for the bits to be extracted. Bits [7:0] specify the index.
__Z	An unsigned integer used to specify the number of bits to be extracted. Bits [7:0] specify the number of bits.

Returns: An unsigned integer whose least significant bits contain the extracted bits.

See also: __bextr_u32

Definition at line 256 of file bmiintrin.h.

References __Y.

◆ _mm_tzcnt_32()

static __inline__ int __RELAXED_FN_ATTRS _mm_tzcnt_32 ( unsigned int __X )

static

Counts the number of trailing zero bits in the operand.

This intrinsic corresponds to the TZCNT instruction.

Parameters

__X	An unsigned 32-bit integer whose trailing zeros are to be counted.

Returns: A 32-bit integer containing the number of trailing zero bits in the operand.

See also: { __tzcnt_u32 _tzcnt_u32 }

Definition at line 88 of file bmiintrin.h.

Macros

Functions

Macro Definition Documentation

◆ __DEFAULT_FN_ATTRS

◆ __RELAXED_FN_ATTRS

◆ _andn_u32

◆ _blsi_u32

◆ _blsmsk_u32

◆ _blsr_u32

◆ _tzcnt_u16

◆ _tzcnt_u32

Function Documentation

◆ __andn_u32()

◆ __bextr_u32()

◆ __blsi_u32()

◆ __blsmsk_u32()

◆ __blsr_u32()

◆ __tzcnt_u16()

◆ __tzcnt_u32()

◆ _bextr2_u32()

◆ _bextr_u32()

◆ _mm_tzcnt_32()