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XOR (Super FX): Difference between revisions
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'''XOR''' is an undocumented<sup>[dubious]</sup> (XOR is mentioned on page 2-2-7 of the Nintendo documentation) [[Super FX]] instruction that performs an exculsive or. | '''XOR''' is an undocumented<sup>[dubious]</sup> (XOR is mentioned on page 2-2-7 of the Nintendo documentation) [[Super FX]] instruction that performs an exculsive or. | ||
It probably restores the [[ALT0]] state like [[OR]]. | |||
The source and destination registers should be specified in advance using [[WITH]], [[FROM]], or [[TO]]. Otherwise, R<sub>0</sub> serves as the default. | The source and destination registers should be specified in advance using [[WITH]], [[FROM]], or [[TO]]. Otherwise, R<sub>0</sub> serves as the default. | ||
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=== See Also === | === See Also === | ||
* [[AND (Super FX)]] | * [[AND (Super FX)]] | ||
* [[NOT]] | * [[NOT]] | ||
Revision as of 00:34, 22 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| C | 2 bytes | ||||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
XOR is an undocumented[dubious] (XOR is mentioned on page 2-2-7 of the Nintendo documentation) Super FX instruction that performs an exculsive or.
It probably restores the ALT0 state like OR.
The source and destination registers should be specified in advance using WITH, FROM, or TO. Otherwise, R0 serves as the default.
Syntax
XOR Rn XOR #n
See Also
References
- https://en.wikibooks.org/wiki/Super_NES_Programming/Super_FX_tutorial#Instruction_Set_Table
- Example 3 on page 2-8-10 of Book II of the official Super Nintendo development manual