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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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LAHF -- Load Flags into AH RegisterOpcode Instruction Clocks Description 9F LAHF 2 Load: AH := flags SF ZF xx AF xx PF xx CF OperationAH := SF:ZF:xx:AF:xx:PF:xx:CF; DescriptionLAHF transfers the low byte of the flags word to AH. The bits, from MSB to LSB, are sign, zero, indeterminate, auxiliary, carry, indeterminate, parity, indeterminate, and carry.Flags AffectedNoneProtected Mode ExceptionsNoneReal Address Mode ExceptionsNoneVirtual 8086 Mode ExceptionsNone
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Chapter 17 -- 80386 Instruction Set |