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LOOP (Super FX): Difference between revisions
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'''LOOP''' is a [[Super FX]] instruction that decrements R12. | '''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. | ||
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Revision as of 04:54, 15 June 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: https://archive.org/details/SNESDevManual/book2/page/n233