mirrors/Bochs
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
7,797 Commits 11 Branches 185 Tags 48 MiB
f219b89801
Commit Graph

1837 Commits

Author SHA1 Message Date
Stanislav Shwartsman
0f5f075e4d - Fixed theoretically possible pageWriteStamp overflow 2008-10-21 19:50:05 +00:00
Stanislav Shwartsman
82815c4bef Put back simple hash function for icache and trace cache - more cache misses but still ~3% speedup 2008-10-14 17:23:53 +00:00
Stanislav Shwartsman
c11ad9405d one more 2008-10-10 21:09:25 +00:00
Stanislav Shwartsman
5261e6f73a Optimize prefetch() method 2008-10-10 20:49:16 +00:00
Stanislav Shwartsman
577c8c7969 another way to do the same optimization 2008-10-08 20:40:26 +00:00
Stanislav Shwartsman
17040303f7 Optimization of repeat string 2008-10-08 20:15:37 +00:00
Stanislav Shwartsman
ab716f62aa inline prepareMMX method 2008-10-08 11:14:35 +00:00
Stanislav Shwartsman
489447ae57 Fixed FPU2MMX state transition - should be done only fater all memory faults already checked 2008-10-08 10:51:38 +00:00
Alexander Krisak
e108fe0d58 Yet another win32 build fix. cpu/resolve.cc renamed to cpu/resolver.cc 
because it conflicts with disasm/resolve.cc.
 2008-10-07 07:47:56 +00:00
Stanislav Shwartsman
52a0eb2143 - Avoid 32-bit EIP wrap in prefetch() 2008-10-06 22:19:22 +00:00
Stanislav Shwartsman
3b0e84d9e3 The same again 2008-10-06 20:41:28 +00:00
Stanislav Shwartsman
367116ee3d Do not access 64-bit vars when guaranteed to be in 32-bit mode with upper part of ther RIP/RSP cleared 2008-10-06 20:26:14 +00:00
Stanislav Shwartsman
67fae3ab41 Fixed compilation 2008-10-06 20:06:30 +00:00
Stanislav Shwartsman
4cf63f4804 Delete unused file 2008-10-06 20:05:23 +00:00
Stanislav Shwartsman
2066d8b594 Fixed compilation issues 2008-10-06 17:50:06 +00:00
Stanislav Shwartsman
fe0456d519 Remove extra ;; 2008-10-03 17:00:46 +00:00
Stanislav Shwartsman
fb71c07b15 Fixes for MONITOR/MWAIT - the feature is still EXPERIMENTAL ONLY ! 2008-10-03 16:53:08 +00:00
Stanislav Shwartsman
5d0a807f0e CR1 is not exists 2008-10-02 18:14:52 +00:00
Stanislav Shwartsman
c009e87a81 Remove external debugger interface: 
- it is closed source (!!!)
 - we have very nice replacement now
 2008-10-01 09:44:40 +00:00
Stanislav Shwartsman
dee5b0a7a6 Correctly set DR6 when instr BP detected 2008-09-26 20:41:41 +00:00
Stanislav Shwartsman
8adcf06f27 Fixed bug 2008-09-25 19:19:40 +00:00
Stanislav Shwartsman
3d97374ce8 Some fixes for functionality 2008-09-24 10:39:35 +00:00
Stanislav Shwartsman
cbadccb63c Fixed DR6 handling 2008-09-23 19:33:37 +00:00
Stanislav Shwartsman
0966fe8621 Fix corruption when executing WBINVD in SMP 2008-09-23 17:33:18 +00:00
Alexander Krisak
a6cce95418 fixed compillation 2008-09-23 13:25:32 +00:00
Stanislav Shwartsman
5aaeb331fe Fixed typo 2008-09-22 21:41:22 +00:00
Stanislav Shwartsman
3b276bc9fe Implement modern BIOS mode for limiting max reported CPUID function to 3. 
This mode is required in order to correctly boot and install WinNT guest
 2008-09-22 21:38:15 +00:00
Stanislav Shwartsman
b0abb5d6a6 task switch fixes 2008-09-22 19:53:47 +00:00
Stanislav Shwartsman
bc381e51da very small cleanups 2008-09-19 19:18:57 +00:00
Stanislav Shwartsman
39d4db5564 - No alignment check required for 16-byte 'unaligned' access 2008-09-18 17:37:28 +00:00
Stanislav Shwartsman
db664c4012 more optimizations after fetchdecode 2008-09-16 20:57:16 +00:00
Stanislav Shwartsman
d7fdaaad5b remove not needed index set 2008-09-16 19:22:13 +00:00
Stanislav Shwartsman
a9c77eb75d Try to optimize individual instructions after fetchdecode 2008-09-16 19:20:03 +00:00
Stanislav Shwartsman
7566faf948 A bit simplify FPU decoding 2008-09-16 18:28:53 +00:00
Stanislav Shwartsman
7657ae626e Change error message level 2008-09-14 20:58:20 +00:00
Stanislav Shwartsman
d57a211df9 Fixed handling of prefixes for EMMS 
Small FPU optimization
 2008-09-12 20:59:31 +00:00
Stanislav Shwartsman
2b2fd6e810 Fixed SMM valid bit save/restore for sregs 2008-09-11 21:54:57 +00:00
Stanislav Shwartsman
23933d731c Remove 4G limit optimization that didn't work quite well 2008-09-08 20:47:33 +00:00
Stanislav Shwartsman
b03f940807 optimize seg_override decoding 2008-09-08 16:15:59 +00:00
Stanislav Shwartsman
f5ba90da55 Misaligned check small optimization 2008-09-08 15:45:57 +00:00
Stanislav Shwartsman
a95c24b019 Some functions could be called only from 32 bit 2008-09-06 21:18:08 +00:00
Stanislav Shwartsman
c1306f7d75 small non-significant speedups 2008-09-06 21:10:40 +00:00
Stanislav Shwartsman
b3b2f77675 Reduce size of Bochs static tables by changing from bx_bool (which is 32bit) to Bit8u 2008-09-06 18:21:29 +00:00
Stanislav Shwartsman
0cd11fd385 Updated instrumentation callbacks - removed fetchdecode_completed callback 2008-09-06 17:49:32 +00:00
Stanislav Shwartsman
7145d240f4 Optimize system read using Guest2Host TLB 2008-09-06 17:44:02 +00:00
Stanislav Shwartsman
f6531f6df9 -Fixed alignment chek to be on laddr instead of eaddr for CMPXCHG16B 2008-09-05 21:43:12 +00:00
Stanislav Shwartsman
7a57ccd435 - Partially fixed x87 Underflow/Overflow (#P) unmasked responce 2008-09-02 19:46:55 +00:00
Stanislav Shwartsman
bdf25fa3ca Inexact Result (#P) unmasked responce 
CVS ----------------------------------------------------------------------
 2008-09-02 05:38:36 +00:00
Stanislav Shwartsman
398f80a214 - Fixed CALL FAR between legacy and 64-bit modes 2008-08-31 06:04:14 +00:00
Stanislav Shwartsman
bf9eea4fa5 - Fixed segment limit violations with 4G segment limit 2008-08-30 15:00:38 +00:00
Stanislav Shwartsman
79eb5efffa - Preliminary implementation of X86 IO breakpoints 2008-08-30 08:14:46 +00:00
Stanislav Shwartsman
db8445abde Allow 8b BP in 32bit mode as well 2008-08-29 22:14:02 +00:00
Stanislav Shwartsman
a0e395188f Fixed merge error 2008-08-29 20:43:05 +00:00
Stanislav Shwartsman
b96f78dc0a Some kind of big change in fetchdecode tables invented in order to compress the tables for better host data cache utilization 2008-08-29 19:23:03 +00:00
Stanislav Shwartsman
a5a01c4b42 optimize LEAVE operation 2008-08-27 21:57:40 +00:00
Stanislav Shwartsman
b1da3d7d46 very slight optimization in io permissions check 2008-08-27 21:26:23 +00:00
Stanislav Shwartsman
d029823fb5 Fixed compilation error under --enable-smp 2008-08-24 17:29:17 +00:00
Stanislav Shwartsman
9a2072bba6 More fetchdecode optimization 2008-08-23 22:34:17 +00:00
Stanislav Shwartsman
d0803ebd10 branch_16 optimizations 2008-08-23 22:27:58 +00:00
Stanislav Shwartsman
991ae348cb Clean invalidate_prefetch_q when not needed 2008-08-23 13:55:37 +00:00
Stanislav Shwartsman
51cb5451d8 Apply CPUID vendor/brand string from @SF 2008-08-19 16:43:07 +00:00
Stanislav Shwartsman
5e92a1642d Fixed compilation errors, added BX_ASSERT in paging.cc 2008-08-18 05:20:23 +00:00
Stanislav Shwartsman
56504e4a67 Add some missed eflags accessors and pay more attention for special ones 2008-08-16 21:06:56 +00:00
Stanislav Shwartsman
e2fa98b629 - Fixed TLB flush on CR3 change - flush all pages is CR4.PGE is OFF 2008-08-16 15:35:35 +00:00
Stanislav Shwartsman
f275eb3e86 - CALL instructions should push old EIP to stack before checking new EIP for CS.limits 2008-08-16 15:32:44 +00:00
Stanislav Shwartsman
8107e7f084 Fixed restore of FCS field 2008-08-16 12:19:30 +00:00
Stanislav Shwartsman
edae99eb48 Revert back last commmit 2008-08-15 17:39:22 +00:00
Stanislav Shwartsman
65f3344496 Bugfix for big real mode 2008-08-15 14:31:31 +00:00
Stanislav Shwartsman
5eb845763e Fixed corner case problem cause by my prev optimization 2008-08-15 14:30:50 +00:00
Stanislav Shwartsman
460d91fc8c Added missed #GP fault when writing invalid memtype to MTRR/PAT 2008-08-15 10:59:31 +00:00
Stanislav Shwartsman
9d61bbb903 Fixed BX_ERR messages 2008-08-15 10:12:41 +00:00
Stanislav Shwartsman
aea946b4a3 One more change to speedup memory access through HostPtr check 2008-08-14 22:26:15 +00:00
Stanislav Shwartsman
dcb82ec4bf Optimize TLB flush methods 2008-08-13 21:51:54 +00:00
Stanislav Shwartsman
c9a8e4d79d Remove redundant TLB flush - it is even before TLB iniT 2008-08-13 20:54:03 +00:00
Stanislav Shwartsman
3e03443405 Fixed speed bug when alignment access is disabled 2008-08-12 20:24:24 +00:00
Stanislav Shwartsman
fa49bd17dc Fixed small performance bug in HandleAsyncEvent 2008-08-12 19:25:42 +00:00
Stanislav Shwartsman
8ecea83f02 Fixed compilation error 2008-08-12 05:03:51 +00:00
Stanislav Shwartsman
6b79e1e204 Add missed crc32.cc 2008-08-12 04:57:59 +00:00
Stanislav Shwartsman
70f363a05c Unroll back 32-bit fetchdecode displ 2008-08-11 21:06:27 +00:00
Stanislav Shwartsman
70c7c5ceca Use LOAD_Eb approach to remove duplicated GbEb methods 2008-08-11 20:34:05 +00:00
Stanislav Shwartsman
a8adb36dc2 Implemented MOVBE Intel Atom(R) instruction 2008-08-11 18:53:24 +00:00
Stanislav Shwartsman
b61017e5b6 Split more opcodes using new LOAD technique 2008-08-10 21:16:12 +00:00
Stanislav Shwartsman
cddcdccd99 Fixed paging bug 2008-08-10 20:32:00 +00:00
Stanislav Shwartsman
e5cb22772d Fixed compilation error 2008-08-10 19:40:47 +00:00
Stanislav Shwartsman
1da5943f1a More use of LOAD_Ex method 2008-08-10 19:34:28 +00:00
Stanislav Shwartsman
79cabe4bec Already first small optimization :) 2008-08-09 21:07:48 +00:00
Stanislav Shwartsman
0d90ab0478 Completely new way to handle LD+OP cases - allows to significantly reduce number of BX_CPU_C methods 2008-08-09 21:05:07 +00:00
Stanislav Shwartsman
24e0b53720 This more ellegant way to have debug info for BxError and not lose any performace 2008-08-09 19:18:09 +00:00
Stanislav Shwartsman
5dd02b26e3 Make even more efficient RmAddr calculation - good optimizing compiler could make more efficient code than it was before 2008-08-08 09:22:49 +00:00
Stanislav Shwartsman
bbf02a8bc5 More clean rewrite of the TLB access bits 2008-08-07 22:14:38 +00:00
Stanislav Shwartsman
69119be183 Fixed BX_INFO message 2008-08-07 21:07:53 +00:00
Stanislav Shwartsman
67eb13bf24 Fixed bug in PDPE cache implementation 2008-08-04 14:46:28 +00:00
Stanislav Shwartsman
4808a0d581 Fixed accessBits algebra 2008-08-04 05:30:37 +00:00
Stanislav Shwartsman
6398ebb1d4 First step of access bits cleanup and optimization - no perf gain yet 2008-08-03 19:53:09 +00:00
Stanislav Shwartsman
2e8bc558d1 Speedup SSE by introducing read/write_virtual_dqword_aligned methods 2008-08-02 10:16:47 +00:00
Stanislav Shwartsman
67f302352c Implement PDPE cache to support faster PAE paging tranlsation 2008-08-01 13:28:44 +00:00
Stanislav Shwartsman
59514dcbfb Fixed compilation err typo 2008-07-26 20:50:20 +00:00
Stanislav Shwartsman
41a4527ffd Put back optimization in pageWriteStampTable 2008-07-26 15:07:14 +00:00
Stanislav Shwartsman
f303d61cc1 Fixed 'dirty page' support in debugger 2008-07-26 14:44:26 +00:00
Stanislav Shwartsman
c388f48fff - Fixed memory bug in tripple fault detection 
- Implement 16-byte memory accessor for SSEx - speedup SSE code emulation by >20%
 2008-07-26 14:19:06 +00:00
Stanislav Shwartsman
8fff36b6e3 Save some time in redundant tracing 2008-07-17 17:28:25 +00:00
Stanislav Shwartsman
786edc1506 Some cleanuop changes for future 2008-07-14 14:46:45 +00:00
Stanislav Shwartsman
b0b50e942c Eliminate return statement (for future code optimization) 2008-07-13 15:52:55 +00:00
Stanislav Shwartsman
924c87e451 Delete unused code 2008-07-13 15:36:57 +00:00
Stanislav Shwartsman
709d74728d Call #UD exception directly instead of UndefinedOpcode function - for future use 2008-07-13 15:35:10 +00:00
Stanislav Shwartsman
85686db212 Removed unused methods 2008-07-13 14:22:43 +00:00
Stanislav Shwartsman
ab71c5670b removed redundant ifdefs 2008-07-13 14:01:09 +00:00
Stanislav Shwartsman
cedf6bd88a Small coding style optimization 2008-07-13 13:32:15 +00:00
Stanislav Shwartsman
6f7d39e832 Speedup port read to memory methods 2008-07-13 13:24:36 +00:00
Stanislav Shwartsman
8674659f9b - Fixed missed canonical fault when mem access split cross canonical boundary 2008-07-13 11:19:21 +00:00
Stanislav Shwartsman
e9ec4fda48 Some chnages for future use 2008-07-13 10:44:34 +00:00
Stanislav Shwartsman
3f5efb6475 Remove more duplicated methods 2008-07-13 10:06:07 +00:00
Stanislav Shwartsman
0127415ba6 Clear some duplicated arithmetic opcodes - difference only in operands order 2008-07-13 09:59:59 +00:00
Stanislav Shwartsman
380a4eaa56 Removed unused variables 2008-07-13 08:43:54 +00:00
Stanislav Shwartsman
65275ffc02 Remove repeat speedups from 16-bit address size methods - they not gonna speed up anyway because of segment limit issue 2008-06-25 10:34:21 +00:00
Stanislav Shwartsman
c1f308d80d Push error code if segment violation occurs when pushing arguments into a new stack 2008-06-25 02:28:31 +00:00
Stanislav Shwartsman
b65816a92d Fixed problem in my morning checkin + some more changes 2008-06-23 15:58:22 +00:00
Stanislav Shwartsman
a6fda9a971 Instrumentation code updated, some PANIC messages fixed 2008-06-23 02:56:31 +00:00
Stanislav Shwartsman
678ac970aa Reorganize ctrl_xfer8.cc code, allows to inline branch32 method 2008-06-22 03:45:55 +00:00
Stanislav Shwartsman
97bf141fc3 Added paramter to APIC reset method 2008-06-17 21:21:17 +00:00
Stanislav Shwartsman
5b4c29e2de Fixed warnings found by icc compiler 2008-06-17 20:23:16 +00:00
Stanislav Shwartsman
fc6671a67b Commented out assertion which doesn't work 2008-06-16 04:49:19 +00:00
Stanislav Shwartsman
9d1bc903d8 Fixed typo in MTRR, added assertions 2008-06-15 20:41:34 +00:00
Stanislav Shwartsman
a0e66d0e4c fixed variable name 2008-06-14 16:55:45 +00:00
Stanislav Shwartsman
98581c44d3 Fixed compilation when use64 is disabled 2008-06-13 08:17:52 +00:00
Stanislav Shwartsman
95fadbe96a FIxed assertion failure in recently added code 2008-06-13 08:02:22 +00:00
Stanislav Shwartsman
ecc7f33933 - fixed compilation on big endian machines (patch from @SF) 2008-06-12 20:41:48 +00:00
Stanislav Shwartsman
3504406996 optimizations with branch_near usage 2008-06-12 20:27:38 +00:00
Stanislav Shwartsman
1a355e270e split io repeat methods by address size 2008-06-12 20:12:25 +00:00
Stanislav Shwartsman
92568f7525 Faster 32-bit emulation wwith 64-bit enabled mode. 
~10% speedup byu optimization of 32-bit mem access
 2008-06-12 19:14:40 +00:00
Stanislav Shwartsman
607900dd4d very small cleeanup 2008-06-12 16:40:53 +00:00
Stanislav Shwartsman
7f82a536b3 Fixed code duplication during prefix decoding 2008-06-11 20:58:29 +00:00
Stanislav Shwartsman
aff775bce4 Small code optimization 2008-06-09 19:35:59 +00:00
Stanislav Shwartsman
46e9d09cbc Typo again :) 2008-06-04 16:31:03 +00:00
Stanislav Shwartsman
4c93fd4a21 Fixed typos (patch from @SF) 2008-06-04 16:27:42 +00:00
Stanislav Shwartsman
424f316e07 Fixed comment 2008-06-02 20:11:03 +00:00
Stanislav Shwartsman
3d3dba7804 - Implemented GD bit in DR7 register 2008-06-02 19:50:40 +00:00
Stanislav Shwartsman
b7480b3e6f - Fixed x86 data breakpoint match when breakpoint length is 8 bytes 
- FIxed x86 data breakpoint in paging disabled mode
 2008-06-02 18:41:08 +00:00
Stanislav Shwartsman
d2ba79abdd Removed PANIC in DqRq function 2008-05-31 21:17:02 +00:00
Stanislav Shwartsman
764756d74a Handle reserved bits of CR8 2008-05-31 09:26:28 +00:00
Stanislav Shwartsman
46a9524e70 Fixed commnt 2008-05-30 21:14:49 +00:00
Stanislav Shwartsman
9393cff0b9 Fixed CPU CPL restore when in v8086 mode 2008-05-30 21:10:37 +00:00
Stanislav Shwartsman
3bfcdb154c Added new file 2008-05-30 20:37:52 +00:00
Stanislav Shwartsman
7494b8823b - Support of AES CPU extensions, to enable configure with 
--enable-aes option
 2008-05-30 20:35:08 +00:00
Stanislav Shwartsman
5c75e54d45 cleanup and small optimization for non-paging mode 2008-05-30 16:58:47 +00:00
Stanislav Shwartsman
6c5f82c4c8 - Fixed bug in global pages TLB invalidation 2008-05-30 12:14:00 +00:00
Stanislav Shwartsman
ff332232d4 Fixed compiler warning 2008-05-26 21:51:46 +00:00
Stanislav Shwartsman
d295371450 - Correctly handle segment a byte in BIG real mode 2008-05-26 21:46:39 +00:00
Stanislav Shwartsman
aaf6b3a648 Added comments 2008-05-26 18:02:07 +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
7215607df2 - Fixed missed #DE exception in x86-64 IDIV instruction 2008-05-24 10:26:03 +00:00
Stanislav Shwartsman
d76297d01e Fixed compilation err 2008-05-23 17:58:42 +00:00
Stanislav Shwartsman
3619c0f6b4 Some changes to make x86-debugger feature working back 2008-05-23 17:49:46 +00:00
Stanislav Shwartsman
3f1e436926 Removed unused variables in bx_dbg struct 2008-05-23 14:04:45 +00:00
Stanislav Shwartsman
2b4fa16c4a Fixed EFLAGS update in IRET 2008-05-23 13:46:52 +00:00
Stanislav Shwartsman
4e091f2a3a Improved debug prints 2008-05-21 21:38:59 +00:00
Stanislav Shwartsman
af78632408 Fixes in iret emulation 2008-05-20 22:15:16 +00:00
Stanislav Shwartsman
82d8e9a3b0 Fixed compilation warning 2008-05-19 20:05:03 +00:00
Stanislav Shwartsman
3b39c011a6 Fixed io permissions bitmap exception 2008-05-19 20:01:23 +00:00
Stanislav Shwartsman
8118ba1a67 Fixed debug extensions exception priority 2008-05-19 19:59:29 +00:00
Stanislav Shwartsman
4e5d10d02e Code reorganization + small bug fixes in translate linear code 2008-05-19 18:10:32 +00:00
Stanislav Shwartsman
b9f2b61fa6 Fixed CPU bug which stopped the Menuet64 OS from booting ! 2008-05-17 19:30:55 +00:00
Stanislav Shwartsman
76fc10e3d4 Added ability to override exception class to TRAP (#DB) 2008-05-15 20:10:00 +00:00
Stanislav Shwartsman
78324066c3 Fixed code descriptor fields in 64-bit mode 2008-05-13 05:12:11 +00:00
Stanislav Shwartsman
c3f96973ba Added debug prints 2008-05-12 19:19:03 +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
bef3450baa Fixes to 64-bit mode 2008-05-11 20:46:11 +00:00
Stanislav Shwartsman
d934190370 Fixed data type for cr3_masked 2008-05-11 19:58:41 +00:00
Stanislav Shwartsman
4a76bd2169 Fixed setting of reserved bits in CR3 register 2008-05-11 19:36:06 +00:00
Stanislav Shwartsman
81b1a0ddb7 Fixed bug in BLENDVPS/PD instructions 2008-05-10 22:20:05 +00:00
Stanislav Shwartsman
56a44d675b Fixed potential memory overflow in dbg paging function 2008-05-10 22:11:48 +00:00
Stanislav Shwartsman
c8f870c9ac Remove incorrect assertion 2008-05-10 21:30:30 +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
ec1ff39a5f Splitted memory access methods for 32 and 64-bit code. 
The 64-bit code got >10% speedup, the 32-bit code also got about 2% because laddr cacluation optimization
 2008-05-10 18:10:53 +00:00
Stanislav Shwartsman
ebc4bf0cff Check RIP for canonical boundaries in 64-bit mode 2008-05-10 15:02:42 +00:00
Stanislav Shwartsman
3634c6f892 Compress FPU tag word 2008-05-10 13:34:47 +00:00
Stanislav Shwartsman
6ebae41ad7 print physcial address with special format - preparations for 64-bit physical address emu 2008-05-09 22:33:37 +00:00
Stanislav Shwartsman
8e7cf2bf3a - Fixed CPUID 
- Merged jmp_call_gate16 and jmp_call_gate32 to single function
 2008-05-09 18:09:04 +00:00
Stanislav Shwartsman
80c9b5fcbe Compilation error fixed 2008-05-09 08:28:00 +00:00
Stanislav Shwartsman
16d073bf51 Fixed recently introduced PUSH_Eq decoding bug 2008-05-08 21:34:22 +00:00
Stanislav Shwartsman
09c875b11c Fixed dbg comment 2008-05-08 21:04:03 +00:00
Stanislav Shwartsman
6bb845caa0 iFixed ENTER instruction 2008-05-08 18:02:21 +00:00
Stanislav Shwartsman
25ce5f7d48 Small functionality correctness fixes 2008-05-07 16:45:07 +00:00
Stanislav Shwartsman
74e2127c5e Fixed OF flag handling bug 2008-05-06 20:29:26 +00:00
Stanislav Shwartsman
5da460b6dc Clear segment descriptor cache when loading null selector 2008-05-06 19:45:17 +00:00
Stanislav Shwartsman
48d45518eb Fixed CMPXCHG code bug from yesterday 2008-05-06 05:06:32 +00:00
Stanislav Shwartsman
eedf26627f Fixes in CMPXHG8B instruction - slight speedup and correct #AC check 2008-05-05 21:48:07 +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
64a80c8a2d - Added canonical check for SYSENTER MSRs in WRMSR 
- Fixed LLDT and LTR instructions in 64-bit mode
- Fixed error code for not 64-bit CS in interrupt from long mode
 2008-05-04 21:25:16 +00:00
Stanislav Shwartsman
f642b57a54 Lazy falgs optimizations by Darek Mihocka 2008-05-04 15:07:08 +00:00
Stanislav Shwartsman
06e3615239 Reduce trace cache memory footprint using naive memory pool trace allocation 2008-05-04 05:37:36 +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
ed4be45a8b Split shift/rotate opcodes in 32-bit mode and 64-bit mode 2008-05-02 22:47:07 +00:00
Stanislav Shwartsman
73d8bd3af4 Hide more memory variables 2008-05-01 20:28:36 +00:00
Stanislav Shwartsman
f5780a5f5c Hide some BX_MEM_C variables 
Optimize resolve16 methods - by reducing their amount again - reduce chance for misspredictin
 2008-05-01 20:08:37 +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
81deffd65d More fetchdecode fixes 2008-04-30 21:32:33 +00:00
Stanislav Shwartsman
e5b6f90b62 some fetchdecode fixes 2008-04-30 21:07:12 +00:00
Stanislav Shwartsman
423aa44ab1 PUSHA/POPA fixes 2008-04-30 20:41:40 +00:00
Stanislav Shwartsman
c063563bb8 Fixed compilation error 2008-04-30 16:31:07 +00:00
Stanislav Shwartsman
affbdbefb4 do not cause tranition to MMX state if no MMX reg touched 2008-04-29 21:47:16 +00:00
Stanislav Shwartsman
18b4dec094 Fixed compilation error 2008-04-29 05:12:21 +00:00
Stanislav Shwartsman
06c6ac0060 - Fixed effective address wrap in 64-bit mode with 32-bit address size 
- Fixed SMSW instruction in 32-bit and 64-bit modes
 2008-04-28 18:18:08 +00:00
Stanislav Shwartsman
b000c6ac17 - Fixed TSS limit check in task switch routine 2008-04-28 18:14:50 +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
e86102eea5 Fixed 2nd dword of 64-bit descriptor check 2008-04-26 19:41:28 +00:00
Stanislav Shwartsman
7384c8e07d Fixed restore state in task switch 2008-04-26 10:20:15 +00:00
Stanislav Shwartsman
bbe7db9e88 Fixed bug with pushing into new stack in exception function 
Fixed bug with Expand down segment limits (can be critical)
 2008-04-25 21:21:46 +00:00
Stanislav Shwartsman
9047c9be96 Support for reserved bits checking in paging 
Check for page is in DTLB before invalidating by INVLPG
 2008-04-25 20:08:23 +00:00
Stanislav Shwartsman
00ee869624 alignment check for write_new_stack 2008-04-25 12:44:16 +00:00
Stanislav Shwartsman
a647c7e551 Check for old TSS limits in task switching logic 
MSR_GSKERNELBASE should be canonical - added WRMSR check
 2008-04-25 11:39:51 +00:00
Stanislav Shwartsman
b78878bd90 Fixed #AC exception detection 2008-04-25 08:19:36 +00:00
Stanislav Shwartsman
cf47fab9d0 Fixed address size wrap in the bittest/set instructions 2008-04-25 07:40:51 +00:00
Stanislav Shwartsman
ea48400435 Chnage back write variables order 2008-04-24 22:41:46 +00:00
Stanislav Shwartsman
83e55874a4 Fixed compilation issue 2008-04-24 21:59:42 +00:00
Stanislav Shwartsman
64f2489afb Correctly implement opcode group G11 i.e. instructions C6 and C7 should @UD when modrm nnn field != 0 (1st instr in the group 2008-04-24 21:52:28 +00:00
Stanislav Shwartsman
8e08402eb2 Fixed loading of SS null selector in long mode afer exception 2008-04-24 20:52:27 +00:00
Stanislav Shwartsman
b504253645 Added canonical check for LIDT/LGDT instructions in 64-bit mode 2008-04-24 19:34:01 +00:00
Stanislav Shwartsman
d24a274909 Eliminate can_pop function - with bugfix in retf 2008-04-23 17:25:21 +00:00
Stanislav Shwartsman
3c7949948b - Added >32bit physical address PANIC in PSE mode with 4M paging 
- Fixed LAR/LSL instructions in 64-bit mode
 2008-04-22 22:05:38 +00:00
Stanislav Shwartsman
b33d1a19a4 Correctly push error code after task switch in exception() 2008-04-21 21:29:43 +00:00
Stanislav Shwartsman
c09934f90a some small cleanup in paging code 2008-04-21 20:17:45 +00:00
Stanislav Shwartsman
55ee5f0f38 Fixed compilation errror 2008-04-21 19:55:04 +00:00
Stanislav Shwartsman
a055323e18 Handle undocumented FPU opcodes 
Support for BIG real mode CS.LIMIT check
 2008-04-21 14:17:04 +00:00
Stanislav Shwartsman
24f1507fa9 - sysenter/exit should be supported in v8086 mode as well 
- fixed missed CS.LIMIT check in all far calls/jmps in real/v8086 mode
 2008-04-20 21:44:13 +00:00
Stanislav Shwartsman
280617288c Mode change in SYSENTER/EXIT/CALL/RET could happen only when already in long mode 2008-04-20 18:17:14 +00:00
Stanislav Shwartsman
a91ef4e31b Ignore CS.L bit when EFER.LMA is not set 
Add potentially missed CPU mode change in SYSCALL/RET/ENTER/EXIT
 2008-04-20 18:10:32 +00:00
Stanislav Shwartsman
57a8e24615 Fixed REOUNDPS/PD/SS/SD 2008-04-20 14:10:44 +00:00
Stanislav Shwartsman
a45df4b584 Fixed ROUNDPS/PD bug 2008-04-20 13:32:42 +00:00
Stanislav Shwartsman
d9bf2b8453 Small emulation speed optimization 2008-04-19 22:29:44 +00:00
Stanislav Shwartsman
359eb92c73 More fixes for CPU emulation 2008-04-19 20:00:28 +00:00
Stanislav Shwartsman
e10bd0b7a5 tasking - read state first and only when store state in new TSS 
paging - fixed data for trace-mem callbacks
 2008-04-19 14:13:43 +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
8e2850b3ec Mark TSS busy after it is loaded 2008-04-19 11:08:39 +00:00
Stanislav Shwartsman
8ff1b3c15e Update MEM_ACCESS instrumentation 2008-04-19 10:13:04 +00:00
Stanislav Shwartsman
cacec881cf Fixed param type for set_TSC 2008-04-18 18:37:29 +00:00
Stanislav Shwartsman
15e9dca062 - support 64-bit write to MSR_TSC using WRMSR instruction 
- fixed save/restore param type for async_event
- fixed setting of reserved bits in upper part of CR4 in 64-bit mode
 2008-04-18 18:32:40 +00:00
Stanislav Shwartsman
de97f61b0c Fixed destination \register for SSE4.2 instructions 2008-04-18 14:15:58 +00:00
Stanislav Shwartsman
4ee1bf4b68 Fixed paging permissions for code fetch 2008-04-18 13:51:09 +00:00
Stanislav Shwartsman
eea58f04cd Fixed ret_near decoding in 64-bit mode 2008-04-18 13:11:52 +00:00
Stanislav Shwartsman
5993ca527c - fixed 286 tss handling (descriptor wasn't parsed correctly) 
- fixed timing of faulted instructions
- fixed PANIC message in interrupt through incorrect task gate
 2008-04-18 10:19:33 +00:00
Stanislav Shwartsman
72cefc818f Fix busy TSS in TR 2008-04-17 14:22:23 +00:00
Stanislav Shwartsman
af88602782 Fixed get_SS_ESP_from_TSS to support busy TSS as well 2008-04-16 22:22:10 +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
c611d9aca0 Fixed LEAVE in 64-bit mode 2008-04-16 21:35:43 +00:00
Stanislav Shwartsman
892fa99c6f - prefetch hint should be NOP when use in register mode 
- #GP when trying to set reserved bits of CR4_HI in 64-bit mode
- #GP when trying to set reserved bits of EFER MSR
- clear upper part of RSI/RDI when executing rep instructions with 32-bit asize
  even if no repeat iterations were executed (because of RCX=0 for example)
- write SYSENTER_EIP_MSR and SYSENTER_ESP_MSR as 64-bit when x86_64 supported
- set MSR_FMASK reset value
- MSR_FMASK should be 32-bit only
- check for fetch permissions when doing ITLB lookup
- #GP when trying to write non-canonical address to MSR_CSTAR or MSR_LSTAR
- correct repeat instructions timing
- mark TSS busy in TR after it is loaded
 2008-04-16 16:44:06 +00:00
Stanislav Shwartsman
419dc57dbd Complete MASKMOVDQU decoding fix 2008-04-16 05:56:55 +00:00
Stanislav Shwartsman
b3167d1a8f Docs for MASKMOVQ were also not correct :( 2008-04-16 05:45:45 +00:00
Stanislav Shwartsman
4f3f8608f7 Fixed MASKMOVDQU instruction decoding 2008-04-16 05:41:43 +00:00