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TSX
From SnesLab
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 1) | BA | 1 byte | 2 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | |||
TSX (Transfer Stack Pointer to X) is a 65x instruction that transfers the value of the stack pointer to the X index register.
If X is only 8 bits wide then only the low byte of the stack pointer is transferred. Otherwise, all 16 bits are transferred.
Syntax
TSX
See Also
External Links
- Eyes & Lichty page 516, on TSX: https://archive.org/details/0893037893ProgrammingThe65816/page/516
- Labiak page 197 on TSX: https://archive.org/details/Programming_the_65816/page/n207
- MCS6500 Manual page 122 on TSX: https://archive.org/details/mos_microcomputers_programming_manual/page/n141
- https://archive.org/details/mos_microcomputers_programming_manual/page/n230, lbid.
- Carr page 276 on TSX: https://archive.org/details/6502UsersManual/page/n289
- Leventhal page 3-101 on TSX: https://archive.org/details/6502-assembly-language-programming/page/n150
- snes9x implementation of TSX: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2353