AMD AMD-K6-2/500AFX Data Sheet - Page 100
Instruction Mnemonic, Prefix, Bytes, First, ModR/M, Decode, RISC86, Operations, Table 16.
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AMD-K6®-2 Processor Data Sheet Preliminary Information 21850J/0-February 2000 Table 16. MMX™ Instructions (continued) Instruction Mnemonic Prefix First ModR/M Decode RISC86 Byte(s) Byte Byte Type Operations Note PSRAD mmreg1, mmreg2 0Fh E2h 11-xxx-xxx short meu PSRAD mmreg, mem64 0Fh E2h mm-xxx-xxx short mload, meu PSRAD mmreg, imm8 0Fh 72h 11-100-xxx short meu PSRAW mmreg1, mmreg2 0Fh E1h 11-xxx-xxx short meu PSRAW mmreg, mem64 0Fh E1h mm-xxx-xxx short mload, meu PSRAW mmreg, imm8 0Fh 71h 11-100-xxx short meu PSRLD mmreg1, mmreg2 0Fh D2h 11-xxx-xxx short meu PSRLD mmreg, mem64 0Fh D2h mm-xxx-xxx short mload, meu PSRLD mmreg, imm8 0Fh 72h 11-010-xxx short meu PSRLQ mmreg1, mmreg2 0Fh D3h 11-xxx-xxx short meu PSRLQ mmreg, mem64 0Fh D3h mm-xxx-xxx short mload, meu PSRLQ mmreg, imm8 0Fh 73h 11-010-xxx short meu PSRLW mmreg1, mmreg2 0Fh D1h 11-xxx-xxx short meu PSRLW mmreg, mem64 0Fh D1h mm-xxx-xxx short mload, meu PSRLW mmreg, imm8 0Fh 71h 11-010-xxx short meu PSUBB mmreg1, mmreg2 0Fh F8h 11-xxx-xxx short meu PSUBB mmreg, mem64 0Fh F8h mm-xxx-xxx short mload, meu PSUBD mmreg1, mmreg2 0Fh FAh 11-xxx-xxx short meu PSUBD mmreg, mem64 0Fh FAh mm-xxx-xxx short mload, meu PSUBSB mmreg1, mmreg2 0Fh E8h 11-xxx-xxx short meu PSUBSB mmreg, mem64 0Fh E8h mm-xxx-xxx short mload, meu PSUBSW mmreg1, mmreg2 0Fh E9h 11-xxx-xxx short meu PSUBSW mmreg, mem64 0Fh E9h mm-xxx-xxx short mload, meu PSUBUSB mmreg1, mmreg2 0Fh D8h 11-xxx-xxx short meu PSUBUSB mmreg, mem64 0Fh D8h mm-xxx-xxx short mload, meu PSUBUSW mmreg1, mmreg2 0Fh D9h 11-xxx-xxx short meu PSUBUSW mmreg, mem64 0Fh D9h mm-xxx-xxx short mload, meu PSUBW mmreg1, mmreg2 0Fh F9h 11-xxx-xxx short meu PSUBW mmreg, mem64 0Fh F9h mm-xxx-xxx short mload, meu PUNPCKHBW mmreg1, mmreg2 0Fh 68h 11-xxx-xxx short meu PUNPCKHBW mmreg, mem64 0Fh 68h mm-xxx-xxx short mload, meu Note: ** Bits 2, 1, and 0 of the modR/M byte select the integer register. 80 Software Environment Chapter 3