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LEA: Difference between revisions
From SnesLab
(probably stands for load effective address) |
(added basic info table) |
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{| class="wikitable" style="float:right;clear:right;width:40%" | |||
!colspan="8"|Basic Info | |||
|+ | |||
|'''Opcode''' | |||
|'''Length''' | |||
|'''ROM Speed''' | |||
|'''RAM Speed''' | |||
|'''Cache Speed''' | |||
|+ | |||
|Fnxxxx | |||
|3 bytes | |||
|9 cycles | |||
|9 cycles | |||
|3 cycle | |||
|} | |||
{| class="wikitable" style="float:right;clear:right;width:30%" | {| class="wikitable" style="float:right;clear:right;width:30%" | ||
!colspan="9"|Flags Clobbered | !colspan="9"|Flags Clobbered | ||
Revision as of 21:56, 17 July 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
| Fnxxxx | 3 bytes | 9 cycles | 9 cycles | 3 cycle | |||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
LEA is a Super FX official macro that loads two immediate bytes. It is an alias for IWT. It probably stands for "load effective address."
External Links
- Official Nintendo documentation on LEA: Page 2-9-67 of Book II