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CLRV (SPC700): Difference between revisions
From SnesLab
(→External Links: Table C-19) |
(→See Also: CLRC) |
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!colspan="8"|Flags Affected | !colspan="8"|Flags Affected | ||
|+ | |+ | ||
|N | |[[Negative Flag|N]] | ||
|V | |[[Overflow Flag|V]] | ||
|P | |[[Direct Page Flag|P]] | ||
|B | |[[Break Flag|B]] | ||
|H | |[[Half-Carry Flag|H]] | ||
|I | |[[Interrupt Enable Flag|I]] | ||
|Z | |[[Zero Flag|Z]] | ||
|C | |[[Carry Flag|C]] | ||
|+ | |+ | ||
|. | |. | ||
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'''CLRV''' (Clear Overflow) is an [[SPC700]] instruction that clears the [[overflow flag]] and [[half-carry flag]]. | '''CLRV''' (Clear Overflow) is an [[SPC700]] instruction that clears the [[overflow flag]] and [[half-carry flag]]. | ||
No other flags are affected. | |||
==== Syntax ==== | |||
<pre> | |||
CLRV | |||
</pre> | |||
=== See Also === | === See Also === | ||
* [[CLRP]] | * [[CLRP]] | ||
* [[CLRC]] | |||
* [[CLV]] | * [[CLV]] | ||
* [[BVC (SPC700)]] | |||
=== External Links === | === External Links === | ||
* Official Super Nintendo development manual on CLRV: Table C-19 in [https://archive.org/details/SNESDevManual/book1/page/n235 Appendix C-10 of Book I] | * Official Super Nintendo development manual on CLRV: Table C-19 in [https://archive.org/details/SNESDevManual/book1/page/n235 Appendix C-10 of Book I] | ||
* anomie: https://github.com/yupferris/TasmShiz/blob/8fabc9764c33a7ae2520a76d80ed7220bb939f12/spc700.txt#L386 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:SPC700]] | [[Category:SPC700]] | ||
[[Category:Program Status Flag Operation Commands]] | [[Category:Program Status Flag Operation Commands]] | ||
[[Category:One-byte Instructions]] | |||
Latest revision as of 03:28, 9 August 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 2) | E0 | 1 byte | 2 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | 0 | . | . | 0 | . | . | . |
CLRV (Clear Overflow) is an SPC700 instruction that clears the overflow flag and half-carry flag.
No other flags are affected.
Syntax
CLRV
See Also
External Links
- Official Super Nintendo development manual on CLRV: Table C-19 in Appendix C-10 of Book I
- anomie: https://github.com/yupferris/TasmShiz/blob/8fabc9764c33a7ae2520a76d80ed7220bb939f12/spc700.txt#L386