Stanislav Shwartsman
25ce5f7d48
Small functionality correctness fixes
2008-05-07 16:45:07 +00:00
Stanislav Shwartsman
a6b360c92f
Removed duplicated ';'
2008-05-03 17:35:11 +00:00
Stanislav Shwartsman
50c9674d2e
Small optimization in memory access functions
2008-05-03 17:33:30 +00:00
Stanislav Shwartsman
8e8fa363f1
Check for seg cache valid bit in real mode as well - fix for big real mode
2008-05-01 05:11:19 +00:00
Stanislav Shwartsman
67e534832b
Remove from CPU reference to MEM object - it is only one and could be static
2008-04-27 19:49:02 +00:00
Stanislav Shwartsman
bbe7db9e88
Fixed bug with pushing into new stack in exception function
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Fixed bug with Expand down segment limits (can be critical)
2008-04-25 21:21:46 +00:00
Stanislav Shwartsman
00ee869624
alignment check for write_new_stack
2008-04-25 12:44:16 +00:00
Stanislav Shwartsman
bdaef81603
Added debugger memory trace functionality. Enable by 'trace-mem on' command
2008-04-19 13:21:23 +00:00
Stanislav Shwartsman
8ff1b3c15e
Update MEM_ACCESS instrumentation
2008-04-19 10:13:04 +00:00
Stanislav Shwartsman
fea49bb270
Fixed linear address wrap in legacy (not long64) mode
2008-04-07 18:39:17 +00:00
Stanislav Shwartsman
5826e2843a
Inline pop/push functions
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Store only single byte of opcode in b1() - speedup shift instructions
Code cleanups
2008-04-05 17:51:55 +00:00
Stanislav Shwartsman
f3a91710e4
Split access_linear to access_read_linear and access_write_linear
2008-03-29 18:18:08 +00:00
Stanislav Shwartsman
167c7075fb
Use fastcall gcc attribute for all cpu execution functions - this pure "compiler helper" optimization brings additional 2% speedup to Bochs code
2008-03-22 21:29:41 +00:00
Stanislav Shwartsman
680a588575
Fixed compilation error when alignment check is disabled
2008-02-12 06:47:03 +00:00
Stanislav Shwartsman
8d7410a852
Canonical check have higher priority than #AC check
2008-02-11 20:52:10 +00:00
Stanislav Shwartsman
a2897933a3
white space cleanup
2008-02-02 21:46:54 +00:00
Stanislav Shwartsman
9ec2c87aaa
cleanups and optimizations
2008-01-22 16:20:30 +00:00
Stanislav Shwartsman
31bab8e058
Fixed compilation error with instrumentation enabled
2008-01-16 22:20:21 +00:00
Stanislav Shwartsman
79fc57dec8
Fixed more VCPP2008 warnings
2007-12-26 23:07:44 +00:00
Stanislav Shwartsman
a93b0afdbe
Merge page split detection method suggested by Darek Mihocka
2007-12-21 10:33:39 +00:00
Stanislav Shwartsman
5d4e32b8da
Avoid pointer params for every read_virtual_* except 16-byte SSE and 10-byte x87 reads
2007-12-20 20:58:38 +00:00
Stanislav Shwartsman
b516589e4e
Changes in write_virtual_* and pop_* functions -> avoid moving parameteres by pointer
2007-12-20 18:29:42 +00:00
Stanislav Shwartsman
46366b5064
Speedup simulation by eliminating CPL==3 check from read/write_virtual* functions
2007-12-16 21:03:46 +00:00
Stanislav Shwartsman
de5838ce80
cleanups and fixes for Immediate_IbIb of SSE4A
2007-12-16 20:47:10 +00:00
Stanislav Shwartsman
f145f4c847
Unify BX_INSTR_MEM_READ and BX_INSTR_MEM_WRITE callbacks to single callback BX_INSTR_MEM_ACCESS
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Enable the callback with guest-to-host TLB enabled
Update instrumentation docs
2007-12-13 21:30:05 +00:00
Stanislav Shwartsman
e15f7445f8
Faster memory access for 4G limit cases
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A bit slower for <4G but usually it is 4G
2007-12-10 19:08:13 +00:00
Stanislav Shwartsman
48650a70b4
Optimized alignment check
2007-11-20 21:22:03 +00:00
Stanislav Shwartsman
1af7010e50
Optimized memory access for 64-bit mode
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Starting convergence to new lazy flags scheme by Darek Mihocka (www.emulators.com). The new flags code is still being validated and perfected but I try to minimize the diff between 2 versionS
2007-11-20 17:15:33 +00:00
Stanislav Shwartsman
9dc471bbe5
Simplify Guest2HostTLB code
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Fixed APIC CPUID bit
2007-11-11 20:44:07 +00:00
Stanislav Shwartsman
ce0e0287fb
Naturally speedup repeat execution functions, fix TLB index calculations
2007-10-30 22:15:42 +00:00
Stanislav Shwartsman
a4e20e9d29
warnings fixed
2007-10-24 23:02:09 +00:00
Stanislav Shwartsman
679110caa9
fixed push to new stack for long mode
2007-10-19 12:40:19 +00:00
Stanislav Shwartsman
0fc32d3c81
Fixed except_chk issue in more clean way - added 3 new methods for pushing to new, still not loaded stack
2007-10-19 10:14:33 +00:00
Stanislav Shwartsman
f8317d2dcd
Unwrap all memory access functions, speed is still more important that code duplication in Bochs :)
2007-10-17 18:09:42 +00:00
Stanislav Shwartsman
c6efc84149
Optimize building of segment ROK/WOK cache
2007-10-10 22:00:51 +00:00
Stanislav Shwartsman
82b7eaabd5
CLFLUSH do not fault when checking execute only segment
2007-10-10 21:48:46 +00:00
Stanislav Shwartsman
895891b673
Implemented #AC check under configure option
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Fixes in misaligned SSE support
2007-07-31 20:25:52 +00:00
Stanislav Shwartsman
58a2595bca
Misaligned SSE support
2007-07-15 19:03:39 +00:00
Stanislav Shwartsman
3886e35bcb
Clean code duplication
2007-04-09 21:55:07 +00:00
Stanislav Shwartsman
6c3420a18b
Add debug prints before any #GP excepion which only possible to be generated
2006-06-09 22:29:07 +00:00
Stanislav Shwartsman
7b6c2587a9
Now devices could be compiled separatelly from CPU
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Averything that required cpu.h include now has it explicitly and there are a lot of files not dependant by CPU at all which will compile a lot faster now ...
2006-03-06 22:03:16 +00:00
Stanislav Shwartsman
24077c071b
Fixed exception generated when accessing memory w/o right permissions
2006-02-26 21:44:03 +00:00
Stanislav Shwartsman
0150904e9d
Improve debug messages and optimize
2006-02-22 20:58:16 +00:00
Stanislav Shwartsman
8247b94245
Another fix for INIT/RESET state
2005-11-19 19:38:45 +00:00
Stanislav Shwartsman
7022be46f5
Fix undefined flags handling for ROR and RCR instructions
2005-10-13 19:28:10 +00:00
Stanislav Shwartsman
823dfa6f40
This code will be required for dynamic translation in future.
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For now it is no more than code duplication fix ...
2005-08-23 20:01:54 +00:00
Stanislav Shwartsman
f096a80716
Fix code duplication for check_cs descriptor
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The function will execute
- segment is executable code segment
- conforming/non-conforming segment priviledge checks
- segment is present
2005-08-01 21:40:17 +00:00
Stanislav Shwartsman
0b60100a0d
Merged patch for Hkan T. Johansson
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TLB access bit optimizations
2005-06-14 20:55:57 +00:00
Stanislav Shwartsman
6fa52214b0
Canonical address check for RIP in x86-64
2005-04-17 18:54:54 +00:00
Stanislav Shwartsman
1755589376
Separate pageWriteStamp from ICACHE. The pageWriteStamp has totally independant structure and could be used in future with icache structure. Also it could be significantly speeded up using BX_SMF analog constructions.
2005-04-10 19:42:48 +00:00
