Initial commit

Assigments/2/A2.asm

@@ -0,0 +1,32 @@
+.ORIG x3000 ;start point
+
+AND R6, R6, #0 ;clean R6
+AND R5, R5, #0 ;clean R5
+
+;load memory addresses into registers
+LDI R3, x00D
+LDI R4, x00D
+;NOT the divident to get negative value and then add one
+NOT R5, R4 ; NOT(R4) => R5
+ADD R5, R5, #1 ; R5+1 => R5;
+BR #1; skip first increment
+ADD R6, R6, #1 ;increment divison count
+
+ADD R3, R3, R5 ;subtract
+
+BRz #-3 ;if exact division we can skip final loop
+BRp #-4 ;loop back 3 instructions to keep dividing
+ADD R3, R3, R4 ; get the remainder of the division
+
+;store values in memory;
+STI R6, x005
+STI R3, x005
+HALT
+
+.fill x0000
+.fill x4000
+.fill x4001
+.fill x5000
+.fill x5001
+
+.end

Assigments/2/A2.bin

@@ -0,0 +1,24 @@
+0011 000 000000000 ;start point x3000
+0101 110 110 1 00000 ;clean R6
+0101 101 101 1 00000 ;clean R5
+
+;load memory addresses into registers
+1010 011 000001101
+1010 100 000001101
+
+;NOT the divident to get negative value and then add one
+1001 101 100 1 11111 ; NOT(R4) => R5
+0001 101 101 1 00001 ; R5+1 => R5;
+
+0000 1 1 1 000000001 ; skip first increment
+0001 110 110 1 00001 ;increment divison count
+0001 011 011 000 101 ;subtract
+0000 0 1 0 111111101 ;if exact division we can skip final loop
+0000 0 0 1 111111100 ;loop back 3 instructions to keep dividing
+0001 011 011 000 100 ; get the remainder of the division
+
+;store values in memory;
+1011 110 000000101
+1011 011 000000101
+
+1111 0000 00100101 ;halt

Assigments/2/divide.bin

@@ -0,0 +1,24 @@
+0011 000 000000000 ;start point x3000
+0101 110 110 1 00000 ;clean R6
+0101 101 101 1 00000 ;clean R5
+
+;load memory addresses into registers
+1010 011 000001101
+1010 100 000001101
+
+;NOT the divident to get negative value and then add one
+1001 101 100 1 11111 ; NOT(R4) => R5
+0001 101 101 1 00001 ; R5+1 => R5;
+
+0000 1 1 1 000000001 ; skip first increment
+0001 110 110 1 00001 ;increment divison count
+0001 011 011 000 101 ;subtract
+0000 0 1 0 111111101 ;if exact division we can skip final loop
+0000 0 0 1 111111100 ;loop back 3 instructions to keep dividing
+0001 011 011 000 100 ; get the remainder of the division
+
+;store values in memory;
+1011 110 000000101
+1011 011 000000101
+
+1111 0000 00100101 ;halt

Assigments/2/revised-divide.bin

@@ -0,0 +1,30 @@
+0011 000 000000000 ;start point x3000
+0101 110 110 1 00000 ;clean R6
+0101 101 101 1 00000 ;clean R5
+
+;load memory addresses into registers
+1010 011 000001101
+1010 100 000001101
+
+;NOT the divident to get negative value and then add one
+1001 101 100 1 11111 ; NOT(R4) => R5
+0001 101 101 1 00001 ; R5+1 => R5;
+
+0000 1 1 1 000000001 ; skip first increment
+0001 110 110 1 00001 ;increment divison count
+0001 011 011 000 101 ;subtract
+0000 0 1 0 111111101 ;if exact division we can skip final loop
+0000 0 0 1 111111100 ;loop back 3 instructions to keep dividing
+0001 011 011 000 100 ; get the remainder of the division
+
+;store values in memory;
+1011 110 000000101
+1011 011 000000101
+
+1111 0000 00100101 ;halt
+
+0000 0000 0000 0000
+1100 0000 0000 0000
+1011 1111 1111 1111
+1011 0000 0000 0000
+1010 1111 1111 1111