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GXM датащи(PDF) 232 Page - National Semiconductor (TI) |
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GXM датащи(HTML) 232 Page - National Semiconductor (TI) |
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232 / 244 page ![]() www.national.com 232 Revision 3.1 Instruction Set (Continued) PSRAD Packed Shift Right Arithmetic Dword MMX Register 1 by MMX Register 2 0FE2 [11 mm1 mm2] MMX reg 1 [dword] <--arith shift right, shifting in zeroes by MMX reg 2 [dword--] 1/1 MMX Register by Memory 0FE2 [mod mm r/m] MMX reg [dword] <--arith shift right, shifting in zeroes by memory[dword]-- 1/1 MMX Register by Immediate 0F72 [11 100 mm] # MMX reg [dword] <--arith shift right, shifting in zeroes by [im byte]-- 1/1 PSRAW Packed Shift Right Arithmetic Word MMX Register 1 by MMX Register 2 0FE1 [11 mm1 mm2] MMX reg 1 [word] <--arith shift right, shifting in zeroes by MMX reg 2 [word]-- 1/1 MMX Register by Memory 0FE1 [mod mm r/m] MMX reg [word] <--arith shift right, shifting in zeroes by memory[word--] 1/1 MMX Register by Immediate 0F71 [11 100 mm] # MMX reg [word] <--arith shift right, shifting in zeroes by [im byte]-- 1/1 PSRLD Packed Shift Right Logical Dword MMX Register 1 by MMX Register 2 0FD2 [11 mm1 mm2] MMX reg 1 [dword] <--shift right, shifting in zeroes by MMX reg 2 [dword]-- 1/1 MMX Register by Memory 0FD2 [mod mm r/m] MMX reg [dword] <--shift right, shifting in zeroes by memory[dword]-- 1/1 MMX Register by Immediate 0F72 [11 010 mm] # MMX reg [dword] <--shift right, shifting in zeroes by [im byte]-- 1/1 PSRLQ Packed Shift Right Logical Qword MMX Register 1 by MMX Register 2 0FD3 [11 mm1 mm2] MMX reg 1 [qword] <--shift right, shifting in zeroes by MMX reg 2 [qword] 1/1 MMX Register by Memory 0FD3 [mod mm r/m] MMX reg [qword] <--shift right, shifting in zeroes by memory[qword] 1/1 MMX Register by Immediate 0F73 [11 010 mm] # MMX reg [qword] <--shift right, shifting in zeroes by [im byte] 1/1 PSRLW Packed Shift Right Logical Word MMX Register 1 by MMX Register 2 0FD1 [11 mm1 mm2] MMX reg 1 [word] <--shift right, shifting in zeroes by MMX reg 2 [word] 1/1 MMX Register by Memory 0FD1 [mod mm r/m] MMX reg [word] <--shift right, shifting in zeroes by memory[word] 1/1 MMX Register by Immediate 0F71 [11 010 mm] # MMX reg [word] <--shift right, shifting in zeroes by imm[word] 1/1 PSUBB Subtract Byte With Wrap-Around MMX Register 2 to MMX Register 1 0FF8 [11 mm1 mm2] MMX reg 1 [byte] <---- MMX reg 1 [byte] subtract MMX reg 2 [byte] 1/1 Memory to MMX Register 0FF8 [mod mm r/m] MMX reg [byte] <---- MMX reg [byte] subtract memory [byte] 1/1 PSUBD Subtract Dword With Wrap-Around MMX Register 2 to MMX Register 1 0FFA [11 mm1 mm2] MMX reg 1 [dword] <---- MMX reg 1 [dword] subtract MMX reg 2 [dword] 1/1 Memory to MMX Register 0FFA [mod mm r/m] MMX reg [dword] <---- MMX reg [dword] subtract memory [dword] 1/1 PSUBSB Subtract Byte Signed With Saturation MMX Register 2 to MMX Register 1 0FE8 [11 mm1 mm2] MMX reg 1 [sign byte] <--sat-- MMX reg 1 [sign byte] subtract MMX reg 2 [sign byte] 1/1 Memory to MMX Register 0FE8 [mod mm r/m] MMX reg [sign byte] <--sat-- MMX reg [sign byte] subtract memory [sign byte] 1/1 PSUBSW Subtract Word Signed With Saturation MMX Register 2 to MMX Register 1 0FE9 [11 mm1 mm2] MMX reg 1 [sign word] <--sat-- MMX reg 1 [sign word] subtract MMX reg 2 [sign word] 1/1 Memory to MMX Register 0FE9 [mod mm r/m] MMX reg [sign word] <--sat-- MMX reg [sign word] subtract memory [sign word] 1/1 PSUBUSB Subtract Byte Unsigned With Saturation MMX Register 2 to MMX Register 1 0FD8 [11 mm1 mm2] MMX reg 1 [byte] <--sat-- MMX reg 1 [byte] subtract MMX reg 2 [byte] 1/1 Memory to MMX Register 0FD8 [11 mm reg] MMX reg [byte] <--sat-- MMX reg [byte] subtract memory [byte] 1/1 PSUBUSW Subtract Word Unsigned With Saturation MMX Register 2 to MMX Register 1 0FD9 [11 mm1 mm2] MMX reg 1 [word] <--sat-- MMX reg 1 [word] subtract MMX reg 2 [word] 1/1 Memory to MMX Register 0FD9 [11 mm reg] MMX reg [word] <--sat-- MMX reg [word] subtract memory [word] 1/1 PSUBW Subtract Word With Wrap-Around MMX Register 2 to MMX Register 1 0FF9 [11 mm1 mm2] MMX reg 1 [word] <---- MMX reg 1 [word] subtract MMX reg 2 [word] 1/1 Memory to MMX Register 0FF9 [mod mm r/m] MMX reg [word] <---- MMX reg [word] subtract memory [word] 1/1 PUNPCKHBW Unpack High Packed Byte, Data to Packed Words MMX Register 2 to MMX Register 1 0F68 [11 mm1 mm2] MMX reg 1 [byte] <--interleave-- MMX reg 1 [up byte], MMX reg 2 [up byte] 1/1 Memory to MMX Register 0F68 [11 mm reg] MMX reg [byte] <--interleave-- memory [up byte], MMX reg [up byte] 1/1 PUNPCKHDQ Unpack High Packed Dword, Data to Qword MMX Register 2 to MMX Register 1 0F6A [11 mm1 mm2] MMX reg 1 [dword] <--interleave-- MMX reg 1 [up dword], MMX reg 2 [up dword] 1/1 Memory to MMX Register 0F6A [11 mm reg] MMX reg [dword] <--interleave-- memory [up dword], MMX reg [up dword] 1/1 PUNPCKHWD Unpack High Packed Word, Data to Packed Dwords MMX Register 2 to MMX Register 1 0F69 [11 mm1 mm2] MMX reg 1 [word] <--interleave-- MMX reg 1 [up word], MMX reg 2 [up word] 1/1 Memory to MMX Register 0F69 [11 mm reg] MMX reg [word] <--interleave-- memory [up word], MMX reg [up word] 1/1 Table 9-31. MMX Instruction Set Summary (Continued) MMX Instructions Opcode Operation and Clock Count (Latency/Throughput) |
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