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MOVES (Super FX): Difference between revisions
From SnesLab
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The flags are affected according to the datum moved. [[O/V]] will reflect bit 7, the [[sign flag]] will reflect bit 15, and the [[zero flag]] will be set iff the datum moved is zero. | The flags are affected according to the datum moved. [[O/V]] will reflect bit 7, the [[sign flag]] will reflect bit 15, and the [[zero flag]] will be set iff the datum moved is zero. | ||
The [[ALT0]] state is restored. | |||
==== Syntax ==== | ==== Syntax ==== | ||
Revision as of 00:16, 13 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| 2n'Bn | 2 bytes | 6 cycles | 6 cycles | 2 cycle | |||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | |||||
MOVES (Move and Set flags) is a Super FX instruction that moves the value of a register into another register.
According to fullsnes, the official documentation has the source and destination operands for MOVES mixed up. [2]
The flags are affected according to the datum moved. O/V will reflect bit 7, the sign flag will reflect bit 15, and the zero flag will be set iff the datum moved is zero.
The ALT0 state is restored.
Syntax
MOVES Rn, Rn'
Example
Let:
R7 = 4983h
After executing MOVES R10, R7:
R10 = 4983h
and the overflow flag is set.
See Also
External Links
- Official Super Nintendo development manual on MOVES: 9.63 on Page 2-9-89 of Book II
- https://problemkaputt.de/fullsnes.htm#snescartgsuncpumisc