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TXY: Difference between revisions
From SnesLab
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=== External Links === | === External Links === | ||
* [[Eyes & Lichty]] | * [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/519 page 519] on TXY | ||
* [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n210 page 200] on TXY | * [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n210 page 200] on TXY | ||
* snes9x implementation of TXY: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2424 | * snes9x implementation of TXY: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2424 | ||
Revision as of 14:12, 6 August 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 1) | 9B | 1 byte | 2 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C |
| N | . | . | . | . | . | Z | . |
TXY is a 65c816 instruction that transfers the value of the X index register to the Y index register. TXY always transfers one or two bytes depending on how wide the index registers are. They are both always the same size.
Syntax
TXY
TXY works even in emulation mode.
See Also
External Links
- Eyes & Lichty, page 519 on TXY
- Labiak, page 200 on TXY
- snes9x implementation of TXY: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2424