Definition of Pshufb. Meaning of Pshufb. Synonyms of Pshufb

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Definition of Pshufb

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Meaning of Pshufb from wikipedia

- lahf POPCNT popcnt SSE3 addsubpd SSE4_1 blendpd SSE4_2 pcmpestri SSSE3 pshufb x86-64-v3 AVX vzeroall Intel Haswell and newer Intel "big" cores (AVX2 enabled...
- allows for a 1 instruction rotation in Core2 and later Intel CPUs using the pshufb instruction Y. Nir; A. Langley (May 2015). "ChaCha20 and Poly1305 for IETF...
- engine. Throughput and latency of many instructions have improved, including PSHUFB with 1-cycle throughput (versus 5 cycles for Silvermont microarchitecture)...
- from an offset given by an immediate value encoded in the instruction. PSHUFB Packed Shuffle Bytes takes registers of bytes A = [a0 a1 a2 ...] and B =...
- /r Yes Yes Yes Yes (W=1) F 64 64 Added with SSSE3 Vector Byte Shuffle (V)PSHUFB mm,mm/m64 0F38 00 /r Yes Yes Yes Yes BW 8 No Pairwise horizontal add of...
- require this feature for integer operation, for example instruction like PSHUFB, PMADDUBSW, PHSUBW, PHSUBD, PHSUBSW, PHADDW, PHADDD, PHADDSW would require...
- is a single instruction that combines the SSSE3 instruction PALIGNR and PSHUFB and adds more to both. Some compare it the Altivec instruction VPERM. It...