We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
BNE: Difference between revisions
From SnesLab
(additional cycles) |
(→External Links: page number) |
||
| Line 43: | Line 43: | ||
=== External Links === | === External Links === | ||
* [[Eyes & Lichty]] page on BNE: https://archive.org/details/0893037893ProgrammingThe65816/page/n459 | * [[Eyes & Lichty]] page 433, on BNE: https://archive.org/details/0893037893ProgrammingThe65816/page/n459 | ||
* [[Labiak]] page on BNE: https://archive.org/details/Programming_the_65816/page/n133 | * [[Labiak]] page on BNE: https://archive.org/details/Programming_the_65816/page/n133 | ||
* [[MCS6500 Manual]] page on BNE: https://archive.org/details/mos_microcomputers_programming_manual/page/n56 | * [[MCS6500 Manual]] page on BNE: https://archive.org/details/mos_microcomputers_programming_manual/page/n56 | ||
Revision as of 04:24, 21 November 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| relative | D0 | 2 byte | 2 cycles* | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | . | . | |
BNE (Branch if Not Equal) is a 65x instruction that performs a jump if the zero flag is clear. BNE takes one additional cycle if the branch is taken, and another if that branch crosses a page boundary in emulation mode.
See Also
External Links
- Eyes & Lichty page 433, on BNE: https://archive.org/details/0893037893ProgrammingThe65816/page/n459
- Labiak page on BNE: https://archive.org/details/Programming_the_65816/page/n133
- MCS6500 Manual page on BNE: https://archive.org/details/mos_microcomputers_programming_manual/page/n56
- Carr page on BNE: https://archive.org/details/6502UsersManual/page/n263
- Leventhal page on BNE: https://archive.org/details/6502-assembly-language-programming/page/n96
- snes9x implementation of BNE: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1380