SarahW
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16b4894b44
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Opcode C6/1-7 and C7/1-7 treated as illegal on 286+ CPUs. Patch from Greatpsycho.
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2017-06-20 19:31:48 +01:00 |
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SarahW
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1b73963997
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Added prefetch timing approximation for 286/386 CPUs, with configurable memory timing.
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2016-11-25 21:32:02 +00:00 |
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SarahW
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eb126fd822
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Moved more variables into cpu_state structure.
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2016-08-21 21:28:23 +01:00 |
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SarahW
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c664682758
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Move some more variables into cpu_state structure. Minor speedup (~2%).
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2016-08-17 21:28:16 +01:00 |
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SarahW
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535604b760
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Pack decoded ModR/M data into a single word - minor recompiler speedup.
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2016-08-14 16:29:54 +01:00 |
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SarahW
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153c22e442
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Cyrix 6x86 emulation. Based on patch from leilei.
Moved MOV TRx, reg to correct opcode - required by Award 430VX BIOS with 6x86.
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2016-04-27 22:23:49 +01:00 |
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SarahW
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c81a91fd72
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Moved integer registers, PC and flags_* variables into new cpu_state structure. Reduces recompiled code size slightly, small speedup (1-3%).
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2016-04-20 21:39:41 +01:00 |
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TomW
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b5a498683a
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Writing to read-only data selector now causes a fault.
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2015-06-21 14:54:58 +01:00 |
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TomW
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4855071ead
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Effective address calculations now implemented by recompiled code. Up to 30% performance gain seen.
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2014-11-30 17:48:10 +00:00 |
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TomW
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2905c43db8
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Cycle counts for recompiled blocks now generated at compile time.
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2014-11-12 19:33:49 +00:00 |
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TomW
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4676daade4
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Initial commit of dynamic recompiler.
Various CPU changes to support dynamic recompiler.
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2014-11-05 21:24:16 +00:00 |
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TomW
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cd2c3b47ed
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Implemented selector limits on some instructions - fixes LBA2.
GPFs in real mode now work.
Selectors correctly zeroed on far return to lower privilege.
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2014-08-13 20:33:56 +01:00 |
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TomW
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81e24b9cb5
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Register operands on BOUND/LEA/LDS/LES/LFS/LGS/LSS now cause invalid opcode faults. Fixes NTVDM.
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2014-04-27 11:40:03 +01:00 |
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TomW
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f822488656
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Add missing files from last commit.
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2013-05-27 19:56:33 +01:00 |
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