Intel® Architecture Instruction Set Extensions Programming Reference

VPBROADCASTB (VEX.256 encoded version)
temp SRC[7:0]
FOR j 0 TO 31
DEST[7+j*8: j*8] temp
ENDFOR
VPBROADCASTW (VEX.128 encoded version)
temp SRC[15:0]
FOR j 0 TO 7
DEST[15+j*16: j*16] temp
ENDFOR
DEST[VLMAX:128] 0
VPBROADCASTW (VEX.256 encoded version)
temp SRC[15:0]
FOR j 0 TO 15
DEST[15+j*16: j*16] temp
ENDFOR
VPBROADCASTD (128 bit version)
temp SRC[31:0]
FOR j 0 TO 3
DEST[31+j*32: j*32] temp
ENDFOR
DEST[VLMAX:128] 0
VPBROADCASTD (VEX.256 encoded version)
temp SRC[31:0]
FOR j 0 TO 7
DEST[31+j*32: j*32] temp
ENDFOR
VPBROADCASTQ (VEX.128 encoded version)
temp SRC[63:0]
DEST[63:0] temp
DEST[127:64] temp
DEST[VLMAX:128] 0
VPBROADCASTQ (VEX.256 encoded version)
temp SRC[63:0]
DEST[63:0] temp
DEST[127:64] temp
DEST[191:128] temp
DEST[255:192] temp
Intel C/C++ Compiler Intrinsic Equivalent
VPBROADCASTB: __m256i _mm256_broadcastb_epi8(__m128i );
VPBROADCASTW: __m256i _mm256_broadcastw_epi16(__m128i );
VPBROADCASTD: __m256i _mm256_broadcastd_epi32(__m128i );
VPBROADCASTQ: __m256i _mm256_broadcastq_epi64(__m128i );
VPBROADCASTB: __m128i _mm_broadcastb_epi8(__m128i );
INSTRUCTION SET REFERENCE
Ref. # 319433-014 5-183