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HIB (Super FX): Difference between revisions
From SnesLab
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==== Example ==== | |||
Let: | |||
S<sub>reg</sub> : R<sub>11</sub> | |||
D<sub>reg</sub> : R<sub>1</sub> | |||
R<sub>11</sub> = 8a43h | |||
After executing HIB: | |||
R<sub>1</sub> = 008ah | |||
and the sign flag is set | |||
[[File:gsu_hib.png]] | [[File:gsu_hib.png]] | ||
Revision as of 19:31, 8 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Implied (type 1) | C0 | 1 byte | 3 cycles | 3 cycles | 1 cycle | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | ||||
HIB (High Byte) is a Super FX instruction that moves the high byte of the source register into the low byte of the destination register. The high byte of the destination register is zeroed.
Syntax
HIB
Example
Let:
Sreg : R11 Dreg : R1 R11 = 8a43h
After executing HIB:
R1 = 008ah
and the sign flag is set
See Also
External Links
- Official Nintendo documentation on HIB: paragraph 9.40 on Page 2-9-58 of Book II
- example: page 2-9-59 of Book II, lbid.