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INSTRUCTION SET S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X
6-10
Table 6-5. Opcode Quick Reference
OPCODE MAP
LOWER NIBBLE (HEX)
− 0 1 2 3 4 5 6 7
U 0 DEC
R1 DEC IR1 ADD r1,r2 ADD r1,Ir2 ADD R2,R1 ADD IR2,R1 ADD R1,IM BOR r0–Rb
P 1 RLC
R1 RLC IR1 ADC r1,r2 ADC r1,Ir2 ADC R2,R1 ADC IR2,R1 ADC R1,IM BCP r1.b, R2
P 2 INC
R1 INC IR1 SUB r1,r2 SUB r1,Ir2 SUB R2,R1 SUB IR2,R1 SUB R1,IM BXOR r0–Rb
E 3 JP
IRR1 SRP/0/1 IM SBC r1,r2 SBC r1,Ir2 SBC R2,R1 SBC IR2,R1 SBC R1,IM BTJR r2.b, RA
R 4 DA
R1 DA IR1 OR r1,r2 OR r1,Ir2 OR R2,R1 OR IR2,R1 OR R1,IM LDB r0–Rb
5 POP
R1 POP IR1 AND r1,r2 AND r1,Ir2 AND R2,R1 AND IR2,R1 AND R1,IM BITC r1.b
N 6 COM
R1 COM IR1 TCM r1,r2 TCM r1,Ir2 TCM R2,R1 TCM IR2,R1 TCM R1,IM BAND r0–Rb
I 7 PUSH
R2 PUSH IR2 TM r1,r2 TM r1,Ir2 TM R2,R1 TM IR2,R1 TM R1,IM BIT r1.b
B 8 DECW
RR1 DECW IR1 PUSHUD IR1,R2 PUSHUI IR1,R2 MULT R2,RR1 MULT IR2,RR1 MULT IM,RR1 LD r1, x, r2
B 9 RL
R1 RL IR1 POPUD IR2,R1 POPUI IR2,R1 DIV R2,RR1 DIV IR2,RR1 DIV IM,RR1 LD r2, x, r1
L A INCW
RR1 INCW IR1 CP r1,r2 CP r1,Ir2 CP R2,R1 CP IR2,R1 CP R1,IM LDC r1, Irr2, xL
E B CLR
R1 CLR IR1 XOR r1,r2 XOR r1,Ir2 XOR R2,R1 XOR IR2,R1 XOR R1,IM LDC r2, Irr2, xL
C RRC
R1 RRC IR1 CPIJE Ir,r2,RA LDC r1,Irr2 LDW RR2,RR1 LDW IR2,RR1 LDW RR1,IML LD r1, Ir2
H D SRA
R1 SRA IR1 CPIJNE Irr,r2,RA LDC r2,Irr1 CALL IA1 LD IR1,IM LD Ir1, r2
E E RR
R1 RR IR1 LDCD r1,Irr2 LDCI r1,Irr2 LD R2,R1 LD R2,IR1 LD R1,IM LDC r1, Irr2, xs
X F SWAP
R1 SWAP IR1 LDCPD r2,Irr1 LDCPI r2,Irr1 CALL IRR1 LD IR2,R1 CALL DA1 LDC r2, Irr1, xs