Test1-F08-Review

Test1-F08-Review - Review before Test 1 Fall 2008 EE 3750...

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Review before Test 1 — Fall 2008 EE 3750 Survey results — least understood flags 7 machine code 7 string instructions 6 addressing (arrays) 5 loops, jumps 4 early material 3 other 6
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Addressing Modes Immediate 12 Register BL Direct GREEN, [276] Register indirect [BX] : use BP, BX, SI, DI Base-plus-index [BX+DI] : use BP, BX + SI, DI Register relative GREEN[BX], [DI-58] : use BP, BX, SI, DI Base relative-plus-index GREEN[BX+SI], [BP+SI+100] : use BP, BX + SI, DI Instructions, with special case registers MOV, XCHG, LEA PUSH, POP, PUSHF, POPF SP LODSB, LODSW destination AL or AX, source DS:[SI] STOSB, STOSW destination ES:[DI], source AL or AX MOVSB, MOVSW destination ES:[DI],source DS:[SI] REP CX ADD, ADC, SUB, SBB, NEG, INC, DEC CMP
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MUL, IMUL AX ! AL * source or DX~AX ! AX * source DIV, IDIV AL ! quotient AX/source AH ! remainder AX/source or AX ! quotient DX~AX/source DX ! remainder DX~AX/source CBW AX ! sign extended AL
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This note was uploaded on 01/25/2012 for the course EE 3750 taught by Professor Desouza during the Fall '08 term at LSU.

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Test1-F08-Review - Review before Test 1 Fall 2008 EE 3750...

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