notaz.gp2x.de / picodrive.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 02d5786) | patch
core, fix 68k cycles in cyclone,fame (exceptions,bit ops,ADDI.L,TAS,CHK,MUL*,DIV*)
authorkub <derkub@gmail.com>
Thu, 7 Mar 2024 19:42:24 +0000 (20:42 +0100)
committerkub <derkub@gmail.com>
Thu, 7 Mar 2024 20:19:10 +0000 (21:19 +0100)
commit3f5918225a73bf7485abddd003b5749bca1a2fb4
tree4b1b0f879c4416b5fe3b3702b039fdbfe95d1606tree | snapshot
parent02d578601bbe749b97e3cd8184789146fe7f2a2acommit | diff
core, fix 68k cycles in cyclone,fame (exceptions,bit ops,ADDI.L,TAS,CHK,MUL*,DIV*)

also syncs these changes between fame and cyclone

in accordance with the test_inst_speed, available here:
https://gendev.spritesmind.net/forum/viewtopic.php?t=3321
DIV* is only closely approximated, it can be slightly on the high side.
.gitmodules diff | blob | blame | history
cpu/cyclone diff | blob | blame | history
cpu/fame/famec.c diff | blob | blame | history
cpu/fame/famec_opcodes.h diff | blob | blame | history
fast MegaDrive/MegaCD/32X emulator