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![]() Intel and compatable CPU's Programming Information ![]() |
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Intel SSE MMX2 KNI documentation AMD 64 Bit & Opteron resource on this site Intel Itanium 64 Bit processor Intel 80386 Reference Programmer's Manual Our Partners: |
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NOP -- No OperationOpcode Instruction Clocks Description 90 NOP 3 No operation DescriptionNOP performs no operation. NOP is a one-byte instruction that takes up space but affects none of the machine context except (E)IP.NOP is an alias mnemonic for the XCHG (E)AX, (E)AX instruction. Flags AffectedNoneProtected Mode ExceptionsNoneReal Address Mode ExceptionsNoneVirtual 8086 Mode ExceptionsNone
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Chapter 17 -- 80386 Instruction Set |