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MULT (Super FX): Difference between revisions
From SnesLab
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!colspan="8"|Basic Info | !colspan="8"|Basic Info | ||
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|'''Addressing Mode''' | |||
|'''Opcode''' | |'''Opcode''' | ||
|'''Length''' | |'''Length''' | ||
| Line 8: | Line 9: | ||
|'''Cache Speed''' | |'''Cache Speed''' | ||
|+ | |+ | ||
|[[Immediate]] | |||
|3E8n | |3E8n | ||
|2 bytes | |2 bytes | ||
Revision as of 23:41, 1 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Immediate | 3E8n | 2 bytes | 6 or 8 cycles | 6 or 8 cycles | 2 or 3 cycles | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | ||||
MULT is a Super FX instruction that performs a signed multiplication. The product is stored in the destination register.
MULT utilizes the 8-bit multiplier only once, so it is fast.[2]
See Also
External Links
- Official Nintendo documentation on MULT: 9.66 on Page 2-9-93 of Book II
- page 2-8-16 of Book II, lbid.