汇编指令 IBM-PC汇编语言指令集（国外英文资料）.docVIP

汇编指令 IBM-PC汇编语言指令集（国外英文资料） The best answer is the IBM PC assembly language instruction set Data transfer instruction set MOV Function: give the number of source operands to the target operand Syntax: the operation number of MOV, the number of source operations Format: MOV r1, r2 MOV r, m MOV m, r MOV r, data XCHG Function: swap data for two operands Grammar: XCHG Format: XCHG r1, r2 XCHG m, r XCHG r, m PUSH and POP Function: press the operands into or out of the stack Syntax: PUSH operands POP operands PUSH r PUSH M PUSH data POP M PUSHF POPF, PUSHA POPA Function: stack instruction group Format: PUSHF POPF PUSHA POPA LEA, typical vmlinux.lds, LES Function: take the address to register Grammar: LEA r, m LDS r, m LES r, m XLAT (XLATB) Function: check list instructions Syntax: XLAT XLAT m Arithmetic instruction ADD, ADC Function: addition instructions Syntax: ADD OP1, OP2 ADC OP1, OP2 Format: ADD r1, r2 ADD r, m ADD m, r ADD r, data Effect: C, P, A, Z, S, O SUB, SBB Function: subtraction instruction Syntax: SUB OP1, OP2 SBB OP1, OP2 Format: SUB r1, r2 SUB r, m SUB m, r SUB r, data SUB m, data Effect: C, P, A, Z, S, O INC and DEC Function: add or subtract the value of the OP Syntax: INC OP DEC OP Format: INC r/m DEC r/m Impact: P, A, Z, S, O NEG Function: inverting the symbol of the OP (binary complement) Grammar: NEG OP Format: NEG r/m Effect: C, P, A, Z, S, O The MUL, IMUL Function: multiplication instructions Grammar: MUL OP IMUL OP Format: MUL r/m IMUL r/m Effect: C, P, A, Z, S, O (only IMUL will affect S) DIV, IDIV Function: division command Syntax: DIV OP IDIV OP Format: DIV r/m IDIV r/m CBW, CWD Function: has the symbol number extension instruction Grammar: CBW CWD AAA, AAS, AAM, AAD Function: non-compaction BCD code manipulation instruction Grammar: AAA AAS AAM AAD Effect: A, C (AAA, AAS) S, Z, P (AAD) DAA, DAS Features: compress the BCD code tuning instructions Grammar: DAA DAS Effect: C, P, A, Z, S Bit operation instruction set AND, OR, XOR, NOT TEST Functiona