We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
BGE (Super FX): Difference between revisions
From SnesLab
(added note about being exchanged with BLT) |
(→References: hid archive URL) |
||
| Line 44: | Line 44: | ||
=== External Links === | === External Links === | ||
* Official Nintendo dev manual on BGE: https://archive.org/details/SNESDevManual/book2/page/n176 | * Official Nintendo dev manual on BGE: [https://archive.org/details/SNESDevManual/book2/page/n176 Page 2-9-20 of Book II] | ||
* [2] https://problemkaputt.de/fullsnes.htm#snescartgsuncpumisc | * [2] https://problemkaputt.de/fullsnes.htm#snescartgsuncpumisc | ||
Revision as of 23:03, 6 July 2023
BGE (Branch if Greater or Equal) is a Super FX opcode that performs a jump if the negative flag is equal to the O/V flag, effectively checking for a signed greater-equal comparison (compare BCS which is an unsigned greater-equal comparison).
According to fullsnes, the official documentation has BGE exchanged with BLT. [2]
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
| 07 | 2 bytes | 6 cycles | 6 cycles | 2 cycles | |||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
See also
External Links
- Official Nintendo dev manual on BGE: Page 2-9-20 of Book II
- [2] https://problemkaputt.de/fullsnes.htm#snescartgsuncpumisc