| APPENDIX A Instruction List | |
Table | ||
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Instruction | Flag change |
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XORW A | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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| Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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| V: Always set to 0 |
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| C: Not changed |
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XOR A, #d8 | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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XOR A, dir | Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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XOR A, @EP | V: Always set to 0 |
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XOR A, @IX+off | C: Not changed |
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XOR A, Ri |
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CMP A | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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| Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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| V: Set to 1 if an overflow occurs and set to 0 in other cases. |
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| C: Set to 1 if a borrow occurs and set to 0 in other cases. |
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CMPW A | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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| Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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| V: Set to 1 if an overflow occurs and set to 0 in other cases. |
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| C: Set to 1 if a borrow occurs and set to 0 in other cases. |
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CMP A, #d8 | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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CMP A, dir | Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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CMP A, @EP | V: Set to 1 if an overflow occurs and set to 0 in other cases. |
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CMP A, @IX+off | C: Set to 1 if a borrow occurs and set to 0 in other cases. |
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CMP A, Ri |
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CMP dir, #d8 | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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CMP @EP #d8 | Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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CMP @IX+off, #d8 | V: Set to 1 if an overflow occurs and set to 0 in other cases. |
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CMP Ri, #d8 | C: Set to 1 if a borrow occurs and set to 0 in other cases. |
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RORC A | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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ROLC A | Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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| V: Not changed |
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| C: Enter bit 0 (when RORA) or bit 7 (when ROLA) of A before the operation. |
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DAA | N: Set to 1 if the result of operation is negative and set to 0 in other cases. |
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DAS | Z: Set to 1 if the result of operation is 0 and set to 0 in other cases. |
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| V: Set to 1 if an overflow occurs and set to 0 in other cases. |
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| C: Set to 1 if a carry (borrow) occurs and set to 0 in other cases. |
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