SWAP (Super FX): Difference between revisions

Revision as of 18:55, 8 July 2023


Basic Info
Opcode	Length	ROM Speed	RAM Speed	Cache Speed
4D	1 byte	3 cycles	3 cycles	1 cycle


Flags Clobbered
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.

External Links

Official Nintendo documentation on SWAP: Page 2-9-120 of Book II

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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.
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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.
 === External Links ===