byuu has released a new version of his SNES emulator bsnes.
Quote:
This release features many substantial Game Boy emulation improvements (all courtesy of Jonas Quinn), a new audio DSP class, and BPS patching support.
Changelog:
added new DSP audio engine; supports sample-averaging for the Game Boy´s high frequency rate
GB: MMM01 images with boot loader at bottom of ROM can now be loaded
GB: EI is delayed one cycle; fixes Bubble Bobble [Jonas Quinn]
GB: fixed window -7 offset behavior; fixes Contra 3 first boss [Jonas Quinn]
GB: disable LCD interrupts when rendering is off; fixes Super Mario Land 2 [Jonas Quinn]