SarahW
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91143d3c68
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Move CPU segment structures into cpu_state structure.
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2018-07-22 12:56:03 +01:00 |
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SarahW
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0f0a1c3223
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Perform NULL segment checks upfront in opcode handlers, rather than on every memory access.
This removes the need to pass the segment to readmem*l()/writemem*l().
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2018-07-18 22:10:18 +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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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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a97e89e857
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Added code generation for register and immediate PUSH/POP, RET, relative CALL and JMP instructions.
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2015-03-30 20:42:33 +01:00 |
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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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5b35d58c27
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Fixed default selector in instruction following MOV SS instruction, fixes Windows 3.1 installer
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2014-08-16 17:36:50 +01:00 |
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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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