54 lines
2.8 KiB
Plaintext
54 lines
2.8 KiB
Plaintext
; Test Program using all opcodes
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START:
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NOP ; No operation (does nothing, advances to the next instruction)
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MOV R1, 0x10 ; Move immediate value 0x10 to register R1
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MOV R2, R1 ; Move value from R1 to R2
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MOV [0x2000], R3 ; Load value from memory address 0x2000 into R3
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MOV R1, [0x2000] ; Store R1 value to memory address 0x2000
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SWAP R1, R2 ; Swap values between R1 and R2
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SWAPN R1 ; Swap nibbles within R1
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ADD R1, R2 ; Add R2 to R1
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ADD R1, 0x10 ; Add immediate 0x10 to R1
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SUB R1, R2 ; Subtract R2 from R1
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SUB R1, 0x10 ; Subtract immediate 0x10 from R1
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MUL R1, R2 ; Multiply R1 by R2
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MUL R1, 0x10 ; Multiply R1 by immediate 0x10
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DIV R1, R2 ; Divide R1 by R2
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DIV R1, 0x10 ; Divide R1 by immediate 0x10
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MOD R1, R2 ; Compute remainder of R1 / R2
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MOD R1, 0x10 ; Compute remainder of R1 / 0x10
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NEG R1 ; Negate R1
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AND R1, R2 ; Bitwise AND of R1 and R2
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AND R1, 0x10 ; Bitwise AND R1 with immediate 0x10
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OR R1, R2 ; Bitwise OR of R1 and R2
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OR R1, 0x10 ; Bitwise OR R1 with immediate 0x10
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XOR R1, R2 ; Bitwise XOR of R1 and R2
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XOR R1, 0x10 ; Bitwise XOR R1 with immediate 0x10
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NOT R1 ; Bitwise NOT of R1
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SHL R1, 2 ; Logical shift left R1 by 2 bits
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SHR R1, 2 ; Logical shift right R1 by 2 bits
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SAR R1, 2 ; Arithmetic shift right R1 by 2 bits (sign extended)
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JMP 0x3000 ; Jump to address 0x3000
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JMP +5 ; Jump 5 bytes forward
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INC R1 ; Increment R1
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INC [0x2000] ; Increment value at memory address 0x2000
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DEC R1 ; Decrement R1
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DEC [0x2000] ; Decrement value at memory address 0x2000
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CMP R1, R2 ; Compare R1 and R2 (sets flags based on R1 - R2)
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JE 0x4000 ; Jump to 0x4000 if equal (zero flag set)
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JNE 0x4000 ; Jump to 0x4000 if not equal (zero flag not set)
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JG 0x4000 ; Jump to 0x4000 if greater
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JL 0x4000 ; Jump to 0x4000 if less
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JGE 0x4000 ; Jump to 0x4000 if greater or equal
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JLE 0x4000 ; Jump to 0x4000 if less or equal
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CALL 0x5000 ; Call subroutine at 0x5000
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RET ; Return from subroutine
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JMPBC R1, 3, 0x4000 ; Jump to address 0x4000 if bit 3 in register R1 is not set
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JMPBC 0x2000, 5, 0x5000 ; Jump to address 0x5000 if bit 5 in memory at address 0x2000 is not set
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JMPBS R2, 1, 0x6000 ; Jump to address 0x6000 if bit 1 in register R2 is set
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JMPBS 0x3000, 7, 0x7000 ; Jump to address 0x7000 if bit 7 in memory at address 0x3000 is set
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; Halt the program
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HLT
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