We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
TSB: Difference between revisions
From SnesLab
(snes9x implementation) |
(added undisbeliever's opcode page link) |
||
| Line 49: | Line 49: | ||
* [[Labiak]] page on TSB: https://archive.org/details/Programming_the_65816/page/n205 | * [[Labiak]] page on TSB: https://archive.org/details/Programming_the_65816/page/n205 | ||
* snes9x implementation of TSB: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1348 | * snes9x implementation of TSB: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1348 | ||
* undisbeliever on TSB: https://undisbeliever.net/snesdev/65816-opcodes.html#tsb-test-and-set-memory-bits-against-accumulator | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Read-Modify-Write Instructions]] | [[Category:Read-Modify-Write Instructions]] | ||
[[Category:65c02 additions]] | [[Category:65c02 additions]] | ||
Revision as of 04:14, 18 May 2023
TSB (Test and Set Bits) is a 65c816 instruction that tests and sets bits.
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| absolute | 0C | 3 bytes | 6 cycles | ||||
| direct page | 04 | 2 bytes | 5 cycles | ||||
| Flags Clobbered | |||||||
|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C |
| . | . | . | . | . | . | . | |
See Also
External Links
- Eyes & Lichty page on TSB: https://archive.org/details/0893037893ProgrammingThe65816/page/n540
- Labiak page on TSB: https://archive.org/details/Programming_the_65816/page/n205
- snes9x implementation of TSB: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1348
- undisbeliever on TSB: https://undisbeliever.net/snesdev/65816-opcodes.html#tsb-test-and-set-memory-bits-against-accumulator