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BMI (Super FX): Difference between revisions
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'''BMI''' (Branch | '''BMI''' (Branch Minus) is a [[Super FX]] instruction that performs a conditional jump if the [[sign flag]] is set. | ||
No flags are affected. | No flags are affected. | ||
Revision as of 13:10, 13 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Program Counter Relative | 0B?? | 2 bytes | 6 cycles | 6 cycles | 2 cycles | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| . | . | . | . | . | . | . | ||
BMI (Branch Minus) is a Super FX instruction that performs a conditional jump if the sign flag is set.
No flags are affected.
Syntax
BMI e
Example
Let the sign flag be set. This instruction jumps the program forward 5 bytes:
BMI $+5h
See Also
External Links
- Official Nintendo documentation on BMI: paragraph 9.21 on page 2-9-26 of Book II
- example: page 2-9-27, lbid.