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PHY: Difference between revisions
From SnesLab
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'''PHY''' is a [[65c816]] instruction that pushes the value of the [[Y index register]] onto the [[stack]]. | '''PHY''' is a [[65c816]] instruction that pushes the value of the [[Y index register]] onto the [[stack]]. | ||
=== See Also === | |||
* [[PHX]] | |||
=== External Links === | === External Links === | ||
Revision as of 17:55, 13 July 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| stack | 5A | 1 byte | 3 cycles | ||||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | . | . | |
PHY is a 65c816 instruction that pushes the value of the Y index register onto the stack.
See Also
External Links
- Eyes & Lichty page on PHY: https://archive.org/details/0893037893ProgrammingThe65816/page/n508
- Labiak page on PHY: https://archive.org/details/Programming_the_65816/page/n176
- snes9x implementation of PHY: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1921