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LOOP (Super FX): Difference between revisions
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=== External Links === | === External Links === | ||
* Official Nintendo documentation on LOOP: https://archive.org/details/SNESDevManual/book2/page/n233 | * Official Nintendo documentation on LOOP: [https://archive.org/details/SNESDevManual/book2/page/n233 Page 2-9-77 of Book II] | ||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Super FX]] | [[Category:Super FX]] | ||
Revision as of 23:21, 6 July 2023
LOOP is a Super FX instruction that decrements R12. If the zero flag is set afterwards, R15 is incremented. Otherwise, R13 is stored to R15.
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
| 3C | 1 byte | 3 cycles | 3 cycles | 1 cycle | |||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | ||||
External Links
- Official Nintendo documentation on LOOP: Page 2-9-77 of Book II