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SWAP (Super FX): Difference between revisions
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'''SWAP''' is a [[Super FX]] instruction that swaps two bytes. The low byte of the [[source register]] is written to the high byte of the [[destination register]], and the high byte of the source register is written to the low byte of the destination register. The source register itself is left unchanged. | '''SWAP''' is a [[Super FX]] instruction that swaps two bytes. The low byte of the [[source register]] is written to the high byte of the [[destination register]], and the high byte of the source register is written to the low byte of the destination register. The source register itself is left unchanged. | ||
==== Syntax ==== | |||
<pre> | |||
SWAP | |||
</pre> | |||
[[File:gsu_swap.png]] | [[File:gsu_swap.png]] | ||
Revision as of 06:54, 6 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Implied (type 1) | 4D | 1 byte | 3 cycles | 3 cycles | 1 cycle | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | ||||
SWAP is a Super FX instruction that swaps two bytes. The low byte of the source register is written to the high byte of the destination register, and the high byte of the source register is written to the low byte of the destination register. The source register itself is left unchanged.
Syntax
SWAP
See Also
External Links
- Official Nintendo documentation on SWAP: 9.88 on Page 2-9-120 of Book II