path: root/z80.c
Commit message (Expand)AuthorAgeFilesLines
* z80: optimize the handling of register RH. Peter Anvin2013-10-271-6/+5
* z80: RETI operates like RETN except for the interrupt chainH. Peter Anvin2013-10-271-4/+1
* z80: DD CB/FD CB increment R by 2, not 3H. Peter Anvin2013-10-271-1/+1
* z80: on accepting an interrupt, increase R by oneH. Peter Anvin2013-10-271-0/+3
* z80: handle the R register for repeating instructionsH. Peter Anvin2013-10-271-2/+17
* z80: increment the R register properlyH. Peter Anvin2013-10-271-4/+10
* z80: Implement the R registerH. Peter Anvin2013-10-271-26/+11
* z80: we now have decodes for all bytes, so drop the bailoutH. Peter Anvin2013-10-271-19/+0
* z80: at least one source has ED 4E and ED 6E as IM 0H. Peter Anvin2013-10-271-0/+2
* z80: Multiple DD or FD prefixes are permittedH. Peter Anvin2013-10-271-4/+0
* z80: fix undocumented behavior of DD CB and FD CB instructionsH. Peter Anvin2013-10-271-783/+860
* z80: more tuning of undocumented instruction behaviorH. Peter Anvin2013-10-271-3/+44
* z80: quiet warningsH. Peter Anvin2013-10-271-64/+65
* z80: more useful bailout on unknown instructionsH. Peter Anvin2013-10-261-14/+25
* z80: add the undocumented instruction SLLH. Peter Anvin2013-10-261-0/+51
* z80: Handle IXL/IXH instructionsH. Peter Anvin2013-10-261-528/+306
* Change to standard uint8_t and uint16_t typesH. Peter Anvin2013-10-251-52/+52
* Code cleanups, tracing, disk handling, and SDL now supportedH. Peter Anvin2012-08-111-7/+40
* Use SDL, "real" disk support, better debuggingH. Peter Anvin2012-08-101-9/+13
* Import from abc80-1.2abc80-1.2H. Peter Anvin2012-08-101-0/+3826