Intrinsics for Logarithmic Operations

The prototypes for Intel® Advanced Vector Extensions 512 (Intel® AVX-512) intrinsics are located in the zmmintrin.h header file. For purposes of including a header in your code, use immintrin.h .

Intrinsic Name	Operation	Corresponding Intel® AVX-512 Instruction
`_mm512_log10_pd`, `_mm512_mask_log10_pd`	Calculates base-10 logarithm.	None.
`_mm512_log10_ps`, `_mm512_mask_log10_ps`	Calculates base-10 logarithm.	None.
`_mm512_log1p_pd`, `_mm512_mask_log1p_pd`	Calculates natural logarithm.	None.
`_mm512_log1p_ps`, `_mm512_mask_log1p_ps`	Calculates signed exponent.	None.
`_mm512_log2_pd`, `_mm512_mask_log2_pd`	Calculates base-2 logarithm.	None.
`_mm512_log2_ps`, `_mm512_mask_log2_ps`	Calculates base-2 logarithm.	None.
`_mm512_log_pd`, `_mm512_mask_log_pd`	Calculates natural logarithm.	None.
`_mm512_log_ps`, `_mm512_mask_log_ps`	Calculates natural logarithm.	None.
`_mm512_logb_pd`, `_mm512_mask_logb_pd`	Calculates signed exponent.	None.
`_mm512_logb_ps`, `_mm512_mask_logb_ps`	Calculates signed exponent.	None.

variable	definition
`k`	zeromask used as a selector
`k`	writemask used as a selector
`a`	first source vector element
`b`	second source vector element
`c`	third source vector element
`src`	source element

_mm512_log10_pd

extern __m512d __cdecl _mm512_log10_pd(__m512d a);

Calculates the base-10 logarithm of vector a elements.

_mm512_mask_log10_pd

extern __m512d __cdecl _mm512_mask_log10_pd(__m512d src, __mmask8 k, __m512d a);

Calculates the base-10 logarithm of vector a elements.

_mm512_log10_ps

extern __m512 __cdecl _mm512_log10_ps(__m512 a);

Calculates the base-10 logarithm of vector a elements.

_mm512_mask_log10_ps

extern __m512 __cdecl _mm512_mask_log10_ps(__m512 src, __mmask16 k, __m512 a);

Calculates the base-10 logarithm of vector a elements.

_mm512_log1p_pd

extern __m512d __cdecl _mm512_log1p_pd(__m512d a);

Calculates the natural logarithm of vector a elements, defined by: ln ^{(v1 + 1)}

_mm512_mask_log1p_pd

extern __m512d __cdecl _mm512_mask_log1p_pd(__m512d src, __mmask8 k, __m512d a);

Calculates the natural logarithm of vector a elements, defined by: ln ^{(v1 + 1)}

_mm512_log1p_ps

extern __m512 __cdecl _mm512_log1p_ps(__m512 a);

Calculates the natural logarithm of vector a elements, defined by: ln ^{(v1 + 1)}

_mm512_mask_log1p_ps

extern __m512 __cdecl _mm512_mask_log1p_ps(__m512 src, __mmask16 k, __m512 a);

Calculates the natural logarithm of vector a elements, defined by: ln ^{(v1 + 1)}

_mm512_log2_pd

extern __m512d __cdecl _mm512_log2_pd(__m512d a);

Calculates the base-2 logarithm of vector a elements.

_mm512_mask_log2_pd

extern __m512d __cdecl _mm512_mask_log2_pd(__m512d src, __mmask8 k, __m512d a);

Calculates the base-2 logarithm of vector a elements.

_mm512_log2_ps

extern __m512 __cdecl _mm512_log2_ps(__m512 a);

Calculates the base-2 logarithm of vector a elements.

_mm512_mask_log2_ps

extern __m512 __cdecl _mm512_mask_log2_ps(__m512 src, __mmask16 k, __m512 a);

Calculates the base-2 logarithm of vector a elements.

_mm512_log_pd

extern __m512d __cdecl _mm512_log_pd(__m512d a);

Calculates the natural (base-e) logarithm of vector a elements.

_mm512_mask_log_pd

extern __m512d __cdecl _mm512_mask_log_pd(__m512d src, __mmask8 k, __m512d a);

Calculates the natural (base-e) logarithm of vector a elements.

_mm512_log_ps

extern __m512 __cdecl _mm512_log_ps(__m512 a);

Calculates the natural (base-e) logarithm of vector a elements.

_mm512_mask_log_ps

extern __m512 __cdecl _mm512_mask_log_ps(__m512 src, __mmask16 k, __m512 a);

Calculates the natural (base-e) logarithm of vector a elements.

_mm512_logb_pd

extern __m512d __cdecl _mm512_logb_pd(__m512d a);

Calculates the signed exponent of vector a elements.

_mm512_mask_logb_pd

extern __m512d __cdecl _mm512_mask_logb_pd(__m512d src, __mmask8 k, __m512d a);

Calculates the signed exponent of vector a elements.

_mm512_logb_ps

extern __m512 __cdecl _mm512_logb_ps(__m512 a);

Calculates the signed exponent of vector a elements.

_mm512_mask_logb_ps

extern __m512 __cdecl _mm512_mask_logb_ps(__m512 src, __mmask16 k, __m512 a);

Calculates the signed exponent of vector a elements.