| Sun, 28 May 2017 21:02:47 -0700 |
Michael Pavone |
Implemented Z80 NMI
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| Thu, 02 Mar 2017 22:18:15 -0800 |
Michael Pavone |
Fix implementation of in c and out c on 32-bit x86
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| Sun, 19 Feb 2017 17:37:25 -0800 |
Michael Pavone |
Fix loading of the R register from the in memory context
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| Sun, 19 Feb 2017 12:41:57 -0800 |
Michael Pavone |
Ported correct but inefficient overlapping instruction handling from 68K core to Z80 core. Fixed remaining stack alignment issue for Z80 breakpoints on 64-bit. Probably still needs fixing for 32-bit
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| Tue, 14 Feb 2017 05:14:10 -0800 |
Michael Pavone |
Hacky fix so sound works in Project MD again
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| Wed, 18 Jan 2017 07:29:06 -0800 |
Michael Pavone |
Fix regression in tracking of 3+ byte instructions in Z80 core
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| Tue, 03 Jan 2017 21:37:36 -0800 |
Michael Pavone |
Fix implementation of Z80 HALT instruction
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| Mon, 02 Jan 2017 23:35:40 -0800 |
Michael Pavone |
Invalidate translated code on a cartridge bank change in SMS mode. Fix handling of bank 0
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| Sun, 01 Jan 2017 01:10:44 -0800 |
Michael Pavone |
Partial fix for Z80 debugger brokeness introduced with stack alignment changes
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| Wed, 28 Dec 2016 20:39:27 -0800 |
Michael Pavone |
Remove memory map assumptions from Z80 core and move a little bit of logic to the generic backend.c so it can be shared between CPU cores
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| Thu, 22 Dec 2016 19:51:25 -0800 |
Michael Pavone |
Initial support for Genesis/Megadrive PBC mode. VDP still needs Mode 4 to be useful.
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| Thu, 22 Dec 2016 10:51:33 -0800 |
Michael Pavone |
More cleanup in preparation for SMS/Mark III support
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| Wed, 14 Dec 2016 23:27:42 -0800 |
Michael Pavone |
Fix a couple of timing regressions in Z80 core
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| Mon, 01 Aug 2016 19:24:51 -0700 |
Michael Pavone |
Implemented IND and INDR
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| Mon, 01 Aug 2016 19:18:50 -0700 |
Michael Pavone |
Implemented INIR
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| Mon, 01 Aug 2016 09:48:10 -0700 |
Michael Pavone |
Implement INI
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| Sat, 30 Jul 2016 16:01:57 -0700 |
Michael Pavone |
Fix handling of undocumented flag bits for ADD in 32-bit builds
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| Sat, 30 Jul 2016 14:03:25 -0700 |
Michael Pavone |
Fixed bug introduced in NEG with addition of undocumented flags
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| Fri, 29 Jul 2016 22:06:45 -0700 |
Michael Pavone |
Implement undocumented flag bits for shift instructions
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| Fri, 29 Jul 2016 20:59:19 -0700 |
Michael Pavone |
Implement undocumented flag bits for RLD and RRD
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| Fri, 29 Jul 2016 09:23:59 -0700 |
Michael Pavone |
Implemented undocumented flag bits for rotate instructions
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| Fri, 29 Jul 2016 09:14:32 -0700 |
Michael Pavone |
Implement undocumented flag bits for block LD instructions
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| Fri, 29 Jul 2016 00:17:40 -0700 |
Michael Pavone |
Implement undocumented flag bits for block CP instructions
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| Thu, 28 Jul 2016 23:37:46 -0700 |
Michael Pavone |
Implement undoumented flag bits for DAA, CPL, SCF and CCF
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| Thu, 28 Jul 2016 22:59:09 -0700 |
Michael Pavone |
Partial support for undocumented flag bits
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| Wed, 27 Jul 2016 23:08:05 -0700 |
Michael Pavone |
More efficient register usage in 32-bit mode
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| Wed, 27 Jul 2016 22:46:22 -0700 |
Michael Pavone |
Change cycle tracking code for Z80 core to only use a single register. Store low 7 bits of R in a reg and increment it appropriately.
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| Tue, 26 Jul 2016 23:12:23 -0700 |
Michael Pavone |
Fix DAA and implement half-carry for remaining instructions. Z80 core now passes ZEXDOC!
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| Tue, 26 Jul 2016 00:11:33 -0700 |
Michael Pavone |
Implement half-carry for INC, DEC and NEG
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| Mon, 25 Jul 2016 23:16:04 -0700 |
Michael Pavone |
Properly handle redundant prefixes
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| Sun, 24 Jul 2016 18:53:22 -0700 |
Michael Pavone |
Implement block CP instructions. Fix bug that would corrupt context reg in DAA. Fix flag values for when LD block instructions are interrupted part way through.
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| Sun, 24 Jul 2016 17:17:59 -0700 |
Michael Pavone |
Implement Z80 DAA. Implement half-carry flag for the rest of the "easy" cases. Implement flags for IN instruction. Fix implementation of IN for IN F, (C) case
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| Sat, 23 Jul 2016 12:43:52 -0700 |
Michael Pavone |
Implement Z80 block OUT instructions. Fixes Power Monger
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| Wed, 20 Apr 2016 23:19:13 -0700 |
Michael Pavone |
Fix bug in Z80 rrd implementation. This fixes the annoying high pitched wine in Afterburner II.
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| Wed, 20 Apr 2016 23:00:37 -0700 |
Michael Pavone |
Fix crash bug in Z80 debugger introduced with stack alignment changes
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| Fri, 27 Nov 2015 10:47:35 -0800 |
Michael Pavone |
Replace some hard-coded instruction length assumptions with a calculation so they will work properly on both 32-bit and 64-bit hosts
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| Thu, 26 Nov 2015 22:30:41 -0800 |
Michael Pavone |
Fix for Z80 retranslation post alignment rework
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| Thu, 26 Nov 2015 00:10:36 -0800 |
Michael Pavone |
Z80 core is now slightly less broken
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| Wed, 25 Nov 2015 20:18:34 -0800 |
Michael Pavone |
Get Z80 core sort of working again post alignment change
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| Wed, 25 Nov 2015 08:40:45 -0800 |
Michael Pavone |
Partially working change to do proper stack alignment rather than doing a lame alignment check when calling a C compile dfunction. 68K core seems okay, but Z80 is busted.
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| Fri, 13 Nov 2015 22:56:59 -0800 |
Michael Pavone |
Selecting a second game from the menu now works
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| Wed, 04 Nov 2015 19:14:39 -0800 |
Michael Pavone |
Improve timing of Z80 busack. Fixes a crash in Barkley: Shut Up and Jam. Also vastly improves the audio output of Stuck Somewhere in Time
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| Sat, 31 Oct 2015 13:49:27 -0700 |
Michael Pavone |
Small tweaks to timing of 68K/Z80 interactions based on latest tests
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| Sat, 31 Oct 2015 01:07:56 -0700 |
Michael Pavone |
Set flags for ld a, r
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| Thu, 29 Oct 2015 23:12:01 -0700 |
Michael Pavone |
Fix timing of certain variants of LD
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| Thu, 29 Oct 2015 21:42:10 -0700 |
Michael Pavone |
Fix timing of IM instruction
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| Fri, 18 Sep 2015 19:54:02 -0700 |
Michael Pavone |
Fixed a copy pasta error in the implementation of LDD and LDDR. HL should be decremented and not incremented in those instructions.
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| Sat, 01 Aug 2015 17:05:51 -0700 |
Michael Pavone |
Implement half carry for a couple of the trivial cases
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| Wed, 29 Jul 2015 00:03:36 -0700 |
Michael Pavone |
Added support for an IO memory map in Z80 core
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| Sat, 25 Jul 2015 18:22:07 -0700 |
Michael Pavone |
Use a new fatal_error function instead of calling fprintf and exit for fatal errors. This new function more gracefully handles the case in which BlastEm was not started from a terminal or disconnected from ther terminal (Windows).
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| Sat, 27 Jun 2015 12:17:18 -0700 |
Michael Pavone |
Cleanup some warnings under clang through a combination of code fixes and supressing specific warnings
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| Tue, 26 May 2015 20:00:50 -0700 |
Michael Pavone |
Fixes for the 32-bit build accidentally introduced a bug into the 64-bit build, this commit fixes the regression
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| Mon, 25 May 2015 18:56:22 -0700 |
Michael Pavone |
Add a define in both the source and Makefile for enabling logging of z80 instruction address/cycle counts. Fix Z80 in/out instructions to eliminate assumptions about which registers are stored in native regs. Fix read_16 to not corrupt the low byte when the read has to call into a C function.
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| Mon, 25 May 2015 17:08:56 -0700 |
Michael Pavone |
Fix RLD and RRD for the case in which HL does not map to a native register
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| Sun, 24 May 2015 21:11:18 -0700 |
Michael Pavone |
Z80 test cases that passed on 64-bit now pass on 32-bit
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| Sun, 24 May 2015 15:05:18 -0700 |
Michael Pavone |
More bugfixes for the 32-bit build of the Z80 core
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| Sat, 23 May 2015 20:26:20 -0700 |
Michael Pavone |
Fix a bunch of assumptions about which Z80 registers are stored in native registers to make the x86-32 build less broken
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| Sun, 17 May 2015 20:03:27 -0700 |
Michael Pavone |
Make sure z80_save_reg does nothing when there is no register in the reg field of the instruction. This fixes a bug that corrupted SP in the MDEM 2011 demo
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| Sun, 17 May 2015 19:14:41 -0700 |
Michael Pavone |
Call z80_handle_deferred after generating an insruction handler so that instructions like rst work correctly
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| Sun, 17 May 2015 15:40:31 -0700 |
Michael Pavone |
Fix crash bug in Z80 interpreter
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