TomW
4ebd447e89
Fixed carry flag in DAA/DAS.
2015-02-13 21:06:54 +00:00
TomW
c7b6fde58c
Added code generation for memory source versions of AND, OR, XOR and TEST (that was intended for rev 199).
2015-02-09 21:21:48 +00:00
TomW
d6c177a3c0
DMA now causes page dirty mask to be updated.
2015-02-09 18:26:59 +00:00
TomW
68df72958c
MOV EAX/AX/AL with immediate address now has correct PC when aborting.
2015-02-09 18:09:46 +00:00
TomW
d1422eee39
Fixed loaded CPL on interrupt, Coherent now works.
2015-02-09 15:37:09 +00:00
TomW
ac9b5a9927
Fixed missing CD audio.
2015-02-09 12:33:52 +00:00
TomW
bc5ce43519
Memory-source arithmetic instructions now have correct PC when aborting. Fixes Discworld 2.
...
Removed some debug junk from last commit.
2015-02-09 12:17:54 +00:00
TomW
ba715706b6
Added code generation for memory versions of MOV, and memory source versions of ADD, SUB, AND, OR, XOR and CMP.
2015-02-08 17:17:14 +00:00
TomW
7a7f586cd3
64-bit fixes.
2015-02-03 18:47:16 +00:00
TomW
47db0646c1
Fixed typo in x87 opcode tables.
2015-02-03 18:42:09 +00:00
TomW
ea5e96569d
Lazy flags code now handles carry flag.
2015-02-02 19:54:01 +00:00
TomW
b4592cdea3
Implemented new memory mapping to improve performance of self modifying code.
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New scheme allows code blocks to cross pages.
Reduced code block size down to 2kB.
2015-01-28 21:58:02 +00:00
TomW
798c24d7c4
Fixed flag on recompiled 8-bit SUB reg,imm - Windows 95 setup works again
2015-01-26 21:58:14 +00:00
TomW
f38e2be43f
Implemented trap flag on dynamic recompiler.
2015-01-18 17:13:49 +00:00
TomW
95640bb4bb
SGDT now stores all 32 bits of the base address, even in 16-bit mode. Fixes Win32s.
2015-01-18 15:36:30 +00:00
TomW
17ee2a7d9e
FLAGS bit 15 now always clear on 386+ CPUs. Fixes HX DOS extender CPU type test.
2015-01-18 14:50:55 +00:00
TomW
19c318675a
FCOM/FUCOM now use inline assembler on x86 targets. Unreal now works.
2015-01-17 22:06:32 +00:00
TomW
630592125c
Added code generation for immediate->register and register versions of MOV, XCHG, ADD, SUB, AND, OR, XOR, TEST, CMP, INC and DEC.
2015-01-16 21:22:14 +00:00
TomW
00f6271ec8
Recompiled code blocks are no longer allowed to cross pages.
...
Recompiling of blocks is aborted if the code page becomes dirty.
Fixes Windows 98 setup.
2014-12-06 16:35:45 +00:00
TomW
4855071ead
Effective address calculations now implemented by recompiled code. Up to 30% performance gain seen.
2014-11-30 17:48:10 +00:00
TomW
436c5b8cc2
Added Pentium Overdrive support. Patch from nerd73.
2014-11-24 18:23:03 +00:00
TomW
8ceb92db82
Fixed Linux build broken by last commit.
2014-11-23 20:53:53 +00:00
TomW
84ac04d2df
Added Intel Premiere/PCI (Batman's Revenge) and Advanced/EV (Endeavor) motherboards.
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Added emulation of i430LX and i430FX chipsets.
Added support for PCI configuration type 2, used by i430LX.
Added AT disable keyboard command, and fixed enable keyboard command.
Added emulation of Intel 28F001BXT flash ROM, used by Advanced/EV.
Fixed a bug in REP when using multiple 66/67 prefixes.
2014-11-23 20:27:41 +00:00
TomW
55b51a4a55
Implemented segment limit checks on FSTP double - fixes LBA2 on Pentium.
2014-11-19 18:12:42 +00:00
TomW
ca67e8adba
Changed data ordering in S3 acceleration in 32bpp modes, fixes display with some drivers. Patch from Battler.
2014-11-18 19:25:06 +00:00
TomW
2be271d050
Added menu option to send CTRL-ALT-DELETE to emulated machine. Patch from GeeDee.
2014-11-18 18:38:12 +00:00
TomW
13226a2bd4
Added Pentium and Pentium MMX emulation.
2014-11-17 20:41:02 +00:00
TomW
aecf865c2c
Re-added FCOMPP 80387 detection hack accidentally removed in FPU reorganisation.
2014-11-17 20:23:29 +00:00
TomW
d13caf1b8a
HLT now reduces CPU usage in recompiler.
2014-11-16 15:09:27 +00:00
TomW
ac01998c1e
LOCK prefix on recompiler no longer causes following instruction to be executed twice - fixes Windows 2000.
2014-11-16 15:01:31 +00:00
TomW
2905c43db8
Cycle counts for recompiled blocks now generated at compile time.
2014-11-12 19:33:49 +00:00
TomW
087f412d3f
Reorganised FPU emulation.
2014-11-09 14:07:03 +00:00
TomW
0aa0887c58
Interpreter is default build.
2014-11-05 21:27:56 +00:00
TomW
4676daade4
Initial commit of dynamic recompiler.
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Various CPU changes to support dynamic recompiler.
2014-11-05 21:24:16 +00:00
TomW
17cae8a2d7
Implemented 256kb wrapping on S3 cards.
2014-11-05 18:17:39 +00:00
TomW
6a72839c59
Enabled write to CRTC R7 bit 4 when protection is enabled - fixes scrolling on DOS/V 6.2.
2014-11-04 20:14:50 +00:00
TomW
e00e489d5a
Fixed MMX PANDN instruction.
2014-10-08 20:43:36 +01:00
TomW
26152e6522
Updated version number to v9.
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Updated documentation for next release.
2014-10-04 19:39:09 +01:00
TomW
dc7bf986d6
Fixed frequency control on ViRGE/DX
2014-10-04 17:51:51 +01:00
TomW
008c795834
Further fixes to IMUL flags.
2014-10-02 19:52:56 +01:00
TomW
b9d132a506
Fixed PC1640 video timings, fixes hang on startup.
2014-09-28 11:48:52 +01:00
TomW
b96dabbe98
Silence PC speaker output at very high frequencies - fixes Lemmings and other games that use high frequency as "speaker off".
2014-09-28 11:33:08 +01:00
TomW
7eacf1408a
Implemented NMI mask register for XT machines.
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Fixed PC200 NMI stuff.
2014-09-27 18:39:06 +01:00
TomW
8ce24651f1
Fixed incorrect flags on some versions of IMUL.
2014-09-27 12:13:46 +01:00
TomW
f6e6e6b4e3
Removed DEVICE_NOT_WORKING flag from ViRGE.
2014-09-22 19:28:42 +01:00
TomW
c1ca4ec29e
ViRGE hardware cursor now supports X11 format cursors, and uses colour registers.
2014-09-20 18:00:54 +01:00
TomW
f98af7b525
Mach64 now identifies correctly as PCI when used with a PCI system.
2014-09-20 17:24:23 +01:00
TomW
ae7c3185c9
Restricted available range of attribute and sequencer registers on ViRGE, XFree86 now detects card correctly.
2014-09-18 21:14:15 +01:00
TomW
44743a4dfe
Implemented RTC update interrupt, fixes hang on startup on RedHat Seawolf (and probably some other Linux distros)
2014-09-17 21:50:57 +01:00
TomW
052974fa76
Further tweaking to AT keyboard handler to fix stuck keys.
2014-09-15 15:07:48 +01:00
