_mm512_mask_swizzle_pd
Classification
KNC, Swizzle, CPUID Test: KNCNI
Header File
Synopsis
_mm512_mask_swizzle_pd(__m512d src, __mmask8 k, __m512d v, _MM_SWIZZLE_ENUM s);
Description
Performs a swizzle transformation of each of the two groups of packed 4x double-precision (64-bit) floating-point elements in "v" using swizzle parameter "s", storing the results in "dst" using writemask "k" (elements are copied from "src" when the corresponding mask bit is not set).
Operation
CASE s OF
_MM_SWIZ_REG_NONE:
dst[511:0] := v[511:0]
_MM_SWIZ_REG_DCBA:
dst[511:0] := v[511:0]
_MM_SWIZ_REG_CDAB:
FOR j := 0 to 3
i := j*64
IF k[j*2]
dst[i+63:i] := v[i+127:i+64]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*2+1]
dst[i+127:i+64] := v[i+63:i]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
ENDFOR
_MM_SWIZ_REG_BADC:
FOR j := 0 to 1
i := j*256
IF k[j*4]
dst[i+63:i] := v[i+191:i+128]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*4+1]
dst[i+127:i+64] := v[i+255:i+192]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
IF k[j*4+2]
dst[i+191:i+128] := v[i+63:i]
ELSE
dst[i+191:i+128] := src[i+191:i+128]
FI
IF k[j*4+3]
dst[i+255:i+192] := v[i+127:i+64]
ELSE
dst[i+255:i+192] := src[i+255:i+192]
FI
ENDFOR
_MM_SWIZ_REG_AAAA:
FOR j := 0 to 1
i := j*256
IF k[j*4]
dst[i+63:i] := v[i+63:i]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*4+1]
dst[i+127:i+64] := v[i+63:i]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
IF k[j*4+2]
dst[i+191:i+128] := v[i+63:i]
ELSE
dst[i+191:i+128] := src[i+191:i+128]
FI
IF k[j*4+3]
dst[i+255:i+192] := v[i+63:i]
ELSE
dst[i+255:i+192] := src[i+255:i+192]
FI
ENDFOR
_MM_SWIZ_REG_BBBB:
FOR j := 0 to 1
i := j*256
IF k[j*4]
dst[i+63:i] := v[i+127:i+63]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*4+1]
dst[i+127:i+64] := v[i+127:i+63]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
IF k[j*4+2]
dst[i+191:i+128] := v[i+127:i+63]
ELSE
dst[i+191:i+128] := src[i+191:i+128]
FI
IF k[j*4+3]
dst[i+255:i+192] := v[i+127:i+63]
ELSE
dst[i+255:i+192] := src[i+255:i+192]
FI
ENDFOR
_MM_SWIZ_REG_CCCC:
FOR j := 0 to 1
i := j*256
IF k[j*4]
dst[i+63:i] := v[i+191:i+128]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*4+1]
dst[i+127:i+64] := v[i+191:i+128]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
IF k[j*4+2]
dst[i+191:i+128] := v[i+191:i+128]
ELSE
dst[i+191:i+128] := src[i+191:i+128]
FI
IF k[j*4+3]
dst[i+255:i+192] := v[i+191:i+128]
ELSE
dst[i+255:i+192] := src[i+255:i+192]
FI
ENDFOR
_MM_SWIZ_REG_DDDD:
FOR j := 0 to 1
i := j*256
IF k[j*4]
dst[i+63:i] := v[i+255:i+192]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*4+1]
dst[i+127:i+64] := v[i+255:i+192]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
IF k[j*4+2]
dst[i+191:i+128] := v[i+255:i+192]
ELSE
dst[i+191:i+128] := src[i+191:i+128]
FI
IF k[j*4+3]
dst[i+255:i+192] := v[i+255:i+192]
ELSE
dst[i+255:i+192] := src[i+255:i+192]
FI
ENDFOR
_MM_SWIZ_REG_DACB:
FOR j := 0 to 1
i := j*256
IF k[j*4]
dst[i+63:i] := v[i+127:i+64]
ELSE
dst[i+63:i] := src[i+63:i]
FI
IF k[j*4+1]
dst[i+127:i+64] := v[i+191:i+128]
ELSE
dst[i+127:i+64] := src[i+127:i+64]
FI
IF k[j*4+2]
dst[i+191:i+128] := v[i+63:i]
ELSE
dst[i+191:i+128] := src[i+191:i+128]
FI
IF k[j*4+3]
dst[i+255:i+192] := v[i+255:i+192]
ELSE
dst[i+255:i+192] := src[i+255:i+192]
FI
ENDFOR
ESAC
dst[MAX:512] := 0