Difference between revisions of "CSC103 Basic Instructions"

From dftwiki3
Jump to: navigation, search
(New page: =Basic Instructions for the Pocessor [http://maven.smith.edu/~thiebaut/classes/103/applets.htm Simulator]= <code><pre> ADD Add to Acc ADD-C Add C to Acc SUB Sub from Acc...)
 
(Basic Instructions for the Pocessor Simulator)
Line 9: Line 9:
 
SHL  Shift left Acc        ADD-I  Add-indirect
 
SHL  Shift left Acc        ADD-I  Add-indirect
 
SHR  Shift right Acc       SUB-I  Sub-indirect
 
SHR  Shift right Acc       SUB-I  Sub-indirect
INC  Increment Acc        AND-I  And-indirect
+
INC  Increment Acc        AND-I  And-indirect
DEC  Decrement Acc        OR-I    Or-indirect
+
DEC  Decrement Acc        OR-I    Or-indirect
 
LOD  Load Acc from mem       LOD-I  Load indirect
 
LOD  Load Acc from mem       LOD-I  Load indirect
 
HLT  Stop!              STO-I  Store indirect
 
HLT  Stop!              STO-I  Store indirect

Revision as of 07:46, 24 September 2008

Basic Instructions for the Pocessor Simulator

ADD   Add to Acc      	      ADD-C   Add C to Acc
SUB   Sub from Acc    	      SUB-C   Sub C from Acc
AND   And with Acc    	      AND-C   And C with Acc
OR    Or with Acc     	      OR-C    Or  C with Acc
NOT   invert Acc      	      LOD-C   Load C in	Acc
SHL   Shift left Acc  	      ADD-I   Add-indirect
SHR   Shift right Acc 	      SUB-I   Sub-indirect
INC   Increment Acc   	      AND-I   And-indirect
DEC   Decrement Acc   	      OR-I    Or-indirect
LOD   Load Acc from mem	      LOD-I   Load indirect
HLT   Stop!   	      	      STO-I   Store indirect
JMP   Jmp to address  	      JMP-I   Jmp indirect
JMZ   Jmp if Acc=0    	      JMZ-I   Jmp zero indirect
JMN   Jmp if negative 	      JMN-I   Jmp negative indirect
JMF   Jmp on flag             JMF-I   Jmp flag indirect