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JMP (Super FX): Difference between revisions

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{| class="wikitable" style="float:right;clear:right;width:50%"
!colspan="8"|Basic Info
!colspan="8"|Basic Info
|+
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|'''Addressing Mode'''
|'''Opcode'''
|'''Opcode'''
|'''Length'''
|'''Length'''
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|'''Cache Speed'''
|'''Cache Speed'''
|+
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|[[Absolute Implied]] (type 1)
|9n
|9n
|1 byte
|1 byte
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|[[Sign Flag|S]]
|[[Sign Flag|S]]
|[[CY]]
|[[CY]]
|Z
|[[Zero Flag|Z]]
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|0
|0
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The instruction following JMP is already in the pipeline and will be run before the instruction at the destination address.
The instruction following JMP is already in the pipeline and will be run before the instruction at the destination address.
The [[ALT0]] state is restored.
==== Syntax ====
<pre>
JMP Rn
</pre>
==== Example ====
Let:
R<sub>10</sub> = 0555h
After executing the following program:
PC    Opcode
0444h  JMP R<sub>10</sub>
0445h  INC R<sub>10</sub>
The jump destination is 0555h.


=== See Also ===
=== See Also ===
* [[LJMP]]
* [[LJMP]]
* [[JMP]]
* [[BRA (Super FX)]]
* [[BRA]]


=== External Links ===
=== External Links ===
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[[Category:Super FX]]
[[Category:Super FX]]
[[Category:One-byte Instructions]]
[[Category:One-byte Instructions]]
[[Category:Instructions with Delay Slots]]

Latest revision as of 00:33, 17 July 2024

Basic Info
Addressing Mode Opcode Length ROM Speed RAM Speed Cache Speed
Absolute Implied (type 1) 9n 1 byte 3 cycles 3 cycles 1 cycle
Flags Affected
B ALT1 ALT2 O/V S CY Z
0 0 0 . . . .

JMP is a Super FX instruction that performs a jump. The target address can come from any register from R8 to R13.

The instruction following JMP is already in the pipeline and will be run before the instruction at the destination address.

The ALT0 state is restored.

Syntax

JMP Rn

Example

Let:

R10 = 0555h

After executing the following program:

PC     Opcode
0444h  JMP R10
0445h  INC R10

The jump destination is 0555h.

See Also

External Links

  1. Official Nintendo documentation on JMP: 9.44 on page 2-9-63 of Book II