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CACHE (Super FX): Difference between revisions
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'''CACHE''' is a [[Super FX]] instruction that might reset all cache flags. If the [[cache base register]] is equal to R<sub>15</sub> & 0fff0h, nothing happens. Otherwise, set the cache base register to R<sub>15</sub> & 0fff0h and reset all cache flags. | '''CACHE''' is a [[Super FX]] instruction that might reset all cache flags. If the [[cache base register]] is equal to R<sub>15</sub> & 0fff0h, nothing happens. Otherwise, set the cache base register to R<sub>15</sub> & 0fff0h and reset all cache flags. | ||
The [[ALT0]] state is restored. | |||
==== Syntax ==== | ==== Syntax ==== | ||
Revision as of 00:02, 13 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Implied (type 2) | 02 | 1 byte | 3 or 4 cycles | 3 or 4 cycles | 1 cycle | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
CACHE is a Super FX instruction that might reset all cache flags. If the cache base register is equal to R15 & 0fff0h, nothing happens. Otherwise, set the cache base register to R15 & 0fff0h and reset all cache flags.
The ALT0 state is restored.
Syntax
CACHE
See Also
External Links
- Official Nintendo documentation on CACHE: 9.27 on page 2-9-38 of Book II