We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
RTS: Difference between revisions
From SnesLab
(pull pc and increment) |
|||
| (4 intermediate revisions by the same user not shown) | |||
| Line 36: | Line 36: | ||
'''RTS''' (Return from Subroutine) is a [[65c816]] instruction used to return control from a subroutine that was called from the same [[bank]]. | '''RTS''' (Return from Subroutine) is a [[65c816]] instruction used to return control from a subroutine that was called from the same [[bank]]. | ||
RTS pulls the [[return address]] from the [[stack]], but increments the value by one before loading it into the [[program counter]]. | |||
=== See Also === | === See Also === | ||
| Line 44: | Line 46: | ||
* [[Eyes & Lichty]] page 496, on RTS: https://archive.org/details/0893037893ProgrammingThe65816/page/n522 | * [[Eyes & Lichty]] page 496, on RTS: https://archive.org/details/0893037893ProgrammingThe65816/page/n522 | ||
* [[Labiak]] page 178 on RTS: https://archive.org/details/Programming_the_65816/page/n188 | * [[Labiak]] page 178 on RTS: https://archive.org/details/Programming_the_65816/page/n188 | ||
* [[MCS6500 Manual]] page on RTS: https://archive.org/details/mos_microcomputers_programming_manual/page/n127 | * [[MCS6500 Manual]] page 108 on RTS: https://archive.org/details/mos_microcomputers_programming_manual/page/n127 | ||
* [[Carr]] page on RTS: https://archive.org/details/6502UsersManual/page/n284 | * [[Carr]] page 271 on RTS: https://archive.org/details/6502UsersManual/page/n284 | ||
* [[Leventhal]] page on RTS: https://archive.org/details/6502-assembly-language-programming/page/n139 | * [[Leventhal]] page 3-90 on RTS: https://archive.org/details/6502-assembly-language-programming/page/n139 | ||
* snes9x implementation of RTS: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2982 | * snes9x implementation of RTS: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2982 | ||
| Line 53: | Line 55: | ||
[[Category:Unconditional Branches]] | [[Category:Unconditional Branches]] | ||
[[Category:One-byte Instructions]] | [[Category:One-byte Instructions]] | ||
[[Category:Single Admode Mnemonics]] | |||
Latest revision as of 10:07, 18 December 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Stack (RTS) | 60 | 1 byte | 6 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | . | . | |
RTS (Return from Subroutine) is a 65c816 instruction used to return control from a subroutine that was called from the same bank.
RTS pulls the return address from the stack, but increments the value by one before loading it into the program counter.
See Also
External Links
- Eyes & Lichty page 496, on RTS: https://archive.org/details/0893037893ProgrammingThe65816/page/n522
- Labiak page 178 on RTS: https://archive.org/details/Programming_the_65816/page/n188
- MCS6500 Manual page 108 on RTS: https://archive.org/details/mos_microcomputers_programming_manual/page/n127
- Carr page 271 on RTS: https://archive.org/details/6502UsersManual/page/n284
- Leventhal page 3-90 on RTS: https://archive.org/details/6502-assembly-language-programming/page/n139
- snes9x implementation of RTS: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2982