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REP: Difference between revisions
From SnesLab
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=== External Links === | === External Links === | ||
* [[Eyes & Lichty]] page on REP: https://archive.org/details/0893037893ProgrammingThe65816/page/n515 | * [[Eyes & Lichty]] page 489, on REP: https://archive.org/details/0893037893ProgrammingThe65816/page/n515 | ||
* [[Labiak]] page on REP: https://archive.org/details/Programming_the_65816/page/n183 | * [[Labiak]] page on REP: https://archive.org/details/Programming_the_65816/page/n183 | ||
* snes9x implementation of REP: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L3145 | * snes9x implementation of REP: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L3145 | ||
Revision as of 04:10, 21 November 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Immediate | C2 | 2 bytes | 3 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| emulation mode | . | . | ||||||
| native mode | ||||||||
REP is a 65c816 instruction that clears bits in the status register that correspond to set bits in the operand.
See Also
External Links
- Eyes & Lichty page 489, on REP: https://archive.org/details/0893037893ProgrammingThe65816/page/n515
- Labiak page on REP: https://archive.org/details/Programming_the_65816/page/n183
- snes9x implementation of REP: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L3145
- undisbeliever on REP: https://undisbeliever.net/snesdev/65816-opcodes.html#rep-reset-status-bits