Intel 8086 Family Architecture

 

General Purpose Registers Segment Registers AH/AL AX (EAX) Accumulator CS Code Segment BH/BL BX (EBX) Base DS Data Segment CH/CL CX (ECX) Counter SS Stack Segment DH/DL DX (EDX) Data ES Extra Segment (FS) 386 and newer (Exx) indicates 386+ 32 bit register (GS) 386 and newer Pointer Registers Stack Registers SI (ESI) Source Index SP (ESP) Stack Pointer DI (EDI) Destination Index BP (EBP) Base Pointer IP Instruction Pointer Status Registers

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