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PLY
From SnesLab
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Stack (Pull) | 7A | 1 byte | 4 cycles* | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| N | . | . | . | . | . | Z | . | |
PLY (PulL Y) is a 65x instruction that pulls the value at the top of the stack into the Y index register. PLY increments the stack pointer before the pull.
Syntax
PLY
Cycle Penalty
- PLY takes one additional cycle if the index registers are 16 bits wide.
See Also
External Links
- Eyes & Lichty page 488, on PLY: https://archive.org/details/0893037893ProgrammingThe65816/page/488
- Labiak, page 172 on PLY
- snes9x implementation of PLY: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1921