Definition of PHADDW. Meaning of PHADDW. Synonyms of PHADDW

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Definition of PHADDW

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Meaning of PHADDW from wikipedia

- but outputs [satsw(a0−a1) satsw(a2−a3) ... satsw(b0−b1) satsw(b2−b3) ...] PHADDW, PHADDD Packed Horizontal Add (Words or Doublewords) takes registers A =...
- pack 16-bit signed integers horizontally, pack saturated integers to mm1. PHADDW mm1, mm2/m64 0F 38 01 /r Add and pack 16-bit integers horizontally PHADDD...
- for example instruction like PSHUFB, PMADDUBSW, PHSUBW, PHSUBD, PHSUBSW, PHADDW, PHADDD, PHADDSW would require loading EAX/EBX/ECX/EDX from both register...