Stanislav Shwartsman
f90e5f4f44
Add initial implementation of the CET (Control Flow Enforcement Technology) emulation according to SDM071
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Only missing items (to be added soon):
- Supervisor Shadow Stack EPT Control is not implemented yet
- SMM placing for SSP
Currently have to be added manually to some CPUID model, for example to ICL-U
To enable configure with --enable-cet
2019-12-20 07:42:07 +00:00
Stanislav Shwartsman
bcfcaf3958
unify branch_far32 and branhc_far64 methods
2019-12-14 17:20:35 +00:00
Stanislav Shwartsman
893aa10359
cosmetic changes
2019-12-04 19:53:08 +00:00
Stanislav Shwartsman
0e37969e32
stop flooding log by messages which not necesary indicate guest code error
2015-09-28 18:45:26 +00:00
Stanislav Shwartsman
f76b972fed
bugfix in call gate handling from call far instruction - found with rdos
2015-09-02 19:14:47 +00:00
Stanislav Shwartsman
24cb334304
fixed large code duplication in write_new_stack methods
2014-10-12 18:59:10 +00:00
Stanislav Shwartsman
3ca29cbdf3
stack direct access optimization - 5% emu speedup to all 32-bit guests, for 64-bit guests speedup is less because they have less stack accesses
2012-03-25 11:54:32 +00:00
Stanislav Shwartsman
f5d55f5eb6
- Implemented Task Switch intercept in SVM, cleanup in task switch handling code
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- Changed (c) year in several cpu files
- Cleanup and indent fixes in VMX code
2012-01-11 20:21:29 +00:00
Stanislav Shwartsman
002c86660a
reword all the CPU code in preparation for future CPU speedup implementation.
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Bochs emulation can be another 10-15% faster using technique described in paper
"Fast Microcode Interpretation with Transactional Commit/Abort"
http://amas-bt.cs.virginia.edu/2011proceedings/amasbt2011-p3.pdf
2011-07-06 20:01:18 +00:00
Volker Ruppert
c78026a9a2
- deleted executable properties from source files
2011-04-03 10:29:19 +00:00
Stanislav Shwartsman
7d80a6ebe0
Adding Id and Rev property to all files
2011-02-24 21:54:04 +00:00
Stanislav Shwartsman
8e94474e03
bug fix
2010-06-21 05:35:45 +00:00
Stanislav Shwartsman
caa30e3462
bugfix
2010-04-02 18:24:27 +00:00
Stanislav Shwartsman
cffe32dd2c
remove unused param from exception() call
2010-03-14 15:51:27 +00:00
Stanislav Shwartsman
9268646239
cleanup and optimization
2010-02-21 06:56:48 +00:00
Stanislav Shwartsman
ef1dadcdd8
cleanup and optimization
2010-02-15 08:42:57 +00:00
Stanislav Shwartsman
5579bdfc55
removed unused param
2009-12-22 12:11:09 +00:00
Stanislav Shwartsman
33ad9296ff
bugfix
2009-12-22 11:58:26 +00:00
Stanislav Shwartsman
7254ea36a1
copyright fixes + small optimization
2009-10-14 20:45:29 +00:00
Stanislav Shwartsman
73b80a2391
bugfix + optimization
2009-08-02 14:23:27 +00:00
Stanislav Shwartsman
150f8bfff0
remove unused vars
2009-04-14 19:34:03 +00:00
Stanislav Shwartsman
012b3a2e89
Eliminate code duplication
2009-04-14 13:43:21 +00:00
Stanislav Shwartsman
e0833381d5
Fixed priority between #NP and #GP
2009-04-14 09:23:36 +00:00
Stanislav Shwartsman
b9283af695
fixed compilation warning
2009-03-15 16:52:54 +00:00
Stanislav Shwartsman
f8185a6bc6
Added Intel VMX emulation to Bochs CPU
2009-01-31 10:43:24 +00:00
Stanislav Shwartsman
9929e6ed78
- updated FSF address
2009-01-16 18:18:59 +00:00
Stanislav Shwartsman
e540ee75ca
cleared external debugger configure stuff from configure script and makefile
2009-01-15 21:52:52 +00:00
Stanislav Shwartsman
7145d240f4
Optimize system read using Guest2Host TLB
2008-09-06 17:44:02 +00:00
Stanislav Shwartsman
398f80a214
- Fixed CALL FAR between legacy and 64-bit modes
2008-08-31 06:04:14 +00:00
Stanislav Shwartsman
a0e66d0e4c
fixed variable name
2008-06-14 16:55:45 +00:00
Stanislav Shwartsman
92568f7525
Faster 32-bit emulation wwith 64-bit enabled mode.
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~10% speedup byu optimization of 32-bit mem access
2008-06-12 19:14:40 +00:00
Stanislav Shwartsman
77fbc2c187
Fixed LAR/LSL in 64-bit mode, compilation error fixes
2008-05-25 15:53:29 +00:00
Stanislav Shwartsman
6865edb5ee
Fixed pushing to stack in call far through 64-bit call gate
2008-05-12 06:12:12 +00:00
Stanislav Shwartsman
d3528cccd6
Style fixes - name convention for push to new stack methods
2008-05-10 20:35:03 +00:00
Stanislav Shwartsman
25ce5f7d48
Small functionality correctness fixes
2008-05-07 16:45:07 +00:00
Stanislav Shwartsman
685a10749d
Remove redundant RSP canonical check - will happen anyway in push function
2008-05-04 21:51:52 +00:00
Stanislav Shwartsman
359eb92c73
More fixes for CPU emulation
2008-04-19 20:00:28 +00:00
Stanislav Shwartsman
36926542e6
Fixed canonical fault exceptions for call_far, interrupt, lldt and ltr instructions
2008-04-16 22:08:46 +00:00
Stanislav Shwartsman
397e2b6eac
fixed long mode exception handling
2008-04-11 21:40:36 +00:00
Stanislav Shwartsman
138023fbc7
Fixed priority between exceptions in call through call gate in 64-bit mode
2008-04-11 18:35:47 +00:00
Stanislav Shwartsman
9fcbf28cea
Removed can_push method - normal memory accesses will be used instead.
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Fixed reset value of TR.TYPE
2008-03-24 22:13:04 +00:00
Stanislav Shwartsman
cdcd7522aa
Added RIP to the GPR register file as lst register
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This allowed to optimize (read - remove) two more BxResolve methods in 64-bit mode
+ Some white space cleanup
2008-02-15 19:03:54 +00:00
Stanislav Shwartsman
a2897933a3
white space cleanup
2008-02-02 21:46:54 +00:00
Stanislav Shwartsman
37fbb82baa
Cleanups. Move bxInstruction_c definition to separate file instr.h
2008-01-29 17:13:10 +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
46366b5064
Speedup simulation by eliminating CPL==3 check from read/write_virtual* functions
2007-12-16 21:03:46 +00:00
Stanislav Shwartsman
83f6eb6945
Changes copyrights for the files I wrote :)
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Also split EqId G1 group for x86-64
2007-11-17 23:28:33 +00:00
Stanislav Shwartsman
cfca3fdb8b
merge gate286 and gate386 in descriptor.h
2007-11-06 19:17:42 +00:00
Stanislav Shwartsman
679110caa9
fixed push to new stack for long mode
2007-10-19 12:40:19 +00:00
Stanislav Shwartsman
0f3fdaf94b
exception was suffering from the same issue - fixed with new_stack push functtions
2007-10-19 10:59:39 +00:00
