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PUSH (SPC700): Difference between revisions
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!colspan="8"|Flags | !colspan="8"|Flags Affected | ||
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|[[Negative Flag|N]] | |[[Negative Flag|N]] | ||
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'''PUSH''' is an [[SPC700]] command that pushes the value of a register to the stack. The register can be: | '''PUSH''' is an [[SPC700]] command that pushes the value of a register to the [[stack]]. The register can be: | ||
* the [[accumulator]] | * the [[accumulator]] | ||
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[[Category:SPC700]] | [[Category:SPC700]] | ||
[[Category:Stack Operation Commands]] | [[Category:Stack Operation Commands]] | ||
[[Category:One-byte Instructions]] | |||
Latest revision as of 12:01, 28 November 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Accumulator | 2D | 1 byte | 4 cycles | ||||
| Stack | 4D | 1 byte | 4 cycles | ||||
| Stack | 6D | 1 byte | 4 cycles | ||||
| Stack | 0D | 1 byte | 4 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | . | . |
PUSH is an SPC700 command that pushes the value of a register to the stack. The register can be:
- the accumulator
- the X index register
- the Y index register
- the program status word
See Also
References
- Table C-17 in Appendix C-9 of Book I of the official Super Nintendo development manual