Emulation fixes: - ARM: Fix timing on Thumb shift instructions - GB: Fix GBC game registers after skipping BIOS - GB MBC: Support 4MB MBC30 ROMs - GB Video: Fix BGPS value after skipping BIOS - GBA: Add missing RTC overrides for Legendz games - GBA BIOS: Reset renderer when RegisterRamReset called - GBA SIO: Fix Multiplayer busy bit - GBA SIO: Fix double-unloading active driver - GBA Timers: Fix deserializing count-up timers - GBA Video: Fix mosaic objects drawing past the end - GBA Video: Fix disabling OBJWIN in GL renderer - GBA Video: Add missing parts of 256-color mode 0 mosaic - GBA Video: Fix double-size OBJ wrapping in GL renderer - GBA Video: Simplify sprite cycle counting - GBA Video: Fix sprite/backdrop blending regression Other fixes: - 3DS: Fix framelimiter on newer citro3d - ARM: Fix disassembling of several S-type instructions - ARM Debugger: Clear low bit on breakpoint addresses - CMake: Always use devkitPro toolchain when applicable - Core: Fix ELF loading regression - Core: Fix crash modifying hash table entry - GB Video: Fix some cases where SGB border doesn’t draw to multi-buffers - GBA: Reject incorrectly sized BIOSes - GBA: Break infinite loop for 0-frame mVLs - Qt: Fix OpenGL 2.1 support - Qt: Fix unmapping zipped ROM Misc: - 3DS: Clean up legacy initialization - GBA Serialize: Only flunk BIOS check if official BIOS was expected - Qt: Disable Replace ROM option when no game loaded - Qt: Defer texture updates until frame is drawn - Qt: Set icon for Discord Rich Presence - Qt: Show a warning when save file can’t be opened