We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
LSR (Super FX): Difference between revisions
From SnesLab
(type 1 implied) |
(added syntax) |
||
| Line 38: | Line 38: | ||
'''LSR''' (Logical Shift Right) is a [[Super FX]] instruction that shifts all bits of the [[source register]]'s value to the right one bit while shifting a zero into the most significant bit, storing the result in the [[destination register]]. Bit 0 is shifted into [[CY]]. The source register itself is left unchanged. | '''LSR''' (Logical Shift Right) is a [[Super FX]] instruction that shifts all bits of the [[source register]]'s value to the right one bit while shifting a zero into the most significant bit, storing the result in the [[destination register]]. Bit 0 is shifted into [[CY]]. The source register itself is left unchanged. | ||
==== Syntax ==== | |||
<pre> | |||
LSR | |||
</pre> | |||
[[File:gsu_lsr.png]] | [[File:gsu_lsr.png]] | ||
Revision as of 00:57, 6 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Implied (type 1) | 03 | 1 byte | 3 cycles | 3 cycles | 1 cycle | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | 0 | ||||
LSR (Logical Shift Right) is a Super FX instruction that shifts all bits of the source register's value to the right one bit while shifting a zero into the most significant bit, storing the result in the destination register. Bit 0 is shifted into CY. The source register itself is left unchanged.
Syntax
LSR
See Also
External Links
- Official Nintendo documentation on LSR: 9.55 on Page 2-9-78 of Book II