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SUB (Super FX): Difference between revisions
From SnesLab
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!colspan="8"|Basic Info | !colspan="8"|Basic Info | ||
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!colspan="9"|Flags | !colspan="9"|Flags Affected | ||
|+ | |+ | ||
|B | |B | ||
|ALT1 | |[[ALT1]] | ||
|ALT2 | |[[ALT2]] | ||
|O/V | |[[O/V]] | ||
|S | |S | ||
|CY | |[[CY]] | ||
|Z | |Z | ||
|+ | |+ | ||
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'''SUB''' is a [[Super FX]] instruction that performs a subtraction. The difference is stored in the [[destination register]]. | |||
=== See Also === | |||
* [[ADD]] | |||
* [[ADC (Super FX)]] | |||
* [[ADC]] | |||
* [[CMP (Super FX)]] | |||
* [[SBC (Super FX)]] | |||
=== External Links === | |||
* Official Nintendo documentation on SUB: [https://archive.org/details/SNESDevManual/book2/page/n274 page 2-9-118 of Book II] | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Super FX]] | [[Category:Super FX]] | ||
[[Category:Arithmetic Operation Instructions]] | [[Category:Arithmetic Operation Instructions]] | ||
[[Category:One-byte Instructions]] |
Latest revision as of 02:48, 16 December 2023
Basic Info | |||||||
---|---|---|---|---|---|---|---|
Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
6n | 1 byte | 3 cycles | 3 cycles | 1 cycle |
Flags Affected | ||||||||
---|---|---|---|---|---|---|---|---|
B | ALT1 | ALT2 | O/V | S | CY | Z | ||
0 | 0 | 0 |
SUB is a Super FX instruction that performs a subtraction. The difference is stored in the destination register.
See Also
External Links
- Official Nintendo documentation on SUB: page 2-9-118 of Book II