valter/dosbox-staging
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278 commits

Author SHA1 Message Date
Sjoerd van der Berg
28deb2efa4 Fix typo for opcode 0x29d 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1755
 2004-04-03 10:34:06 +00:00
Sjoerd van der Berg
410ceedaba Changed some cpu functions to get opcode length as parameter 
Added cli and sti functions
Changed LAR/LSL opcodes to preload the value incase it doesn't get changed
Added some support illegal opcodes


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1748
 2004-03-31 17:28:16 +00:00
Sjoerd van der Berg
cd5f7c9666 Changed some cpu functions to get opcode length as parameter 
Added cli and sti functions


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1747
 2004-03-31 17:27:31 +00:00
Sjoerd van der Berg
872f5726d0 Save ebp during dynamic block execution 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1739
 2004-03-23 22:17:55 +00:00
Sjoerd van der Berg
a07aad49c8 New write map to handle write protection 
New flag handling
New linking handling of blocks
Better handling of cache resetting
Some bug fixes


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1738
 2004-03-23 21:00:42 +00:00
Sjoerd van der Berg
2b1e4671e4 Default all unhandled opcodes to be illegal opcodes 
Print the illegal/unhandled opcode in debug mode


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1736
 2004-03-23 20:02:45 +00:00
Sjoerd van der Berg
1ceeb2c5ce Always calculate all flags with mul,imul 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1717
 2004-03-12 09:06:45 +00:00
Sjoerd van der Berg
44bafe6a29 Fix switching from 32 to 16 address lookups with a prefix 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1716
 2004-03-12 09:06:28 +00:00
Sjoerd van der Berg
410b9f72d2 Added some exceptions for illegal opcodes. 
Double 0x67 prefixes should work now.
Thnx c2woody


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1688
 2004-02-28 09:21:02 +00:00
Sjoerd van der Berg
e8913d4dd2 Save the old value for LAR and LSL instructions.(c2woody) 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1687
 2004-02-26 07:43:36 +00:00
Sjoerd van der Berg
5555bd0ed9 Add some new exceptions 
Add some new cases to LAR and LSL


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1686
 2004-02-26 07:42:53 +00:00
Sjoerd van der Berg
7a33b04eab Use the slower version of adding eip in some define 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1631
 2004-01-31 12:13:43 +00:00
Sjoerd van der Berg
dc174a4897 Fix small jumps forcing eip to 16bit in 32bit mode 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1630
 2004-01-31 09:17:03 +00:00
Sjoerd van der Berg
5993407d53 Remove extra cpu_cycles check 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1629
 2004-01-31 08:46:42 +00:00
Sjoerd van der Berg
8b68de7de2 Add pmode exceptions for cli/sti/popf 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1600
 2004-01-25 12:53:29 +00:00
Sjoerd van der Berg
83711af671 Use CPU_Push/CPU_Pop functions for pushing and popping 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1586
 2004-01-14 17:20:28 +00:00
Sjoerd van der Berg
e5cf2a9b40 Add entry for CLTS instruction 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1585
 2004-01-14 17:19:43 +00:00
Sjoerd van der Berg
33d5b78c13 Remove the extra cycle for LSS instructions 
Remove some comments


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1584
 2004-01-14 17:17:01 +00:00
Sjoerd van der Berg
6455ddbd6e fix push/pop instructions 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1583
 2004-01-14 17:09:41 +00:00
Sjoerd van der Berg
73943385cd Fix effective address calculation of bittesting opcodes with register operand 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1582
 2004-01-13 21:41:58 +00:00
Sjoerd van der Berg
3aa903dbfc Renamed start variable to opcode_start 
Fixed EXCEPTION define to us opcode_start


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1580
 2004-01-13 09:08:24 +00:00
Sjoerd van der Berg
a1d92f605e Add ID bit in flags register to indicate CPUID opcode available 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1578
 2004-01-13 08:56:10 +00:00
Sjoerd van der Berg
ec08bdb468 Fix 16/32 bit IO reads and writes 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1575
 2004-01-12 10:16:26 +00:00
Sjoerd van der Berg
9761c00908 Added segment exceptions 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1574
 2004-01-12 10:06:40 +00:00
Sjoerd van der Berg
a3bbaacb51 Fix BTRd instruction, missed a break; 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1573
 2004-01-12 10:05:57 +00:00
Sjoerd van der Berg
69b007c833 Fix XLAT instruction with 32-bit address size 
Fix BSFw opcode to first load flags
Fix 16-bit bit testing opcodes to correct effective address


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1569
 2004-01-11 16:31:55 +00:00
Sjoerd van der Berg
a3a44f588c Use new IO handler functions in ins and outs opcodes 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1568
 2004-01-11 16:30:41 +00:00
Sjoerd van der Berg
9048b0f14b Remove core selection defines 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1566
 2004-01-11 12:52:57 +00:00
Sjoerd van der Berg
5919036d42 fix assembler warning 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1565
 2004-01-11 12:38:28 +00:00
Sjoerd van der Berg
b267310755 An amazing newline 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1564
 2004-01-11 12:36:45 +00:00
Sjoerd van der Berg
4a016f2b4b Set and use the global direction flag variable 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1563
 2004-01-11 12:31:12 +00:00
Sjoerd van der Berg
2b919b0ffe Keep a global direction flag register 
Change the push/pop functions for correct 16-bit SP increase/descrease


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1561
 2004-01-11 12:29:03 +00:00
Sjoerd van der Berg
2394f38514 Add string operations for MOVS,STOS,LODS 
Change the way temporary registers are handled with loading and saving


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1560
 2004-01-11 12:24:56 +00:00
Sjoerd van der Berg
d4274ba2ce Disable the dynamic core log messages by default 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1555
 2004-01-10 19:12:45 +00:00
Peter Veenstra
94b8931b78 Changed default cpu cycles to 2500 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1553
 2004-01-10 18:42:58 +00:00
Peter Veenstra
fcbd0fe854 Copyright to 2004 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1552
 2004-01-10 14:03:36 +00:00
Sjoerd van der Berg
012d12d691 add option to select cpu core in config file 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1544
 2004-01-07 21:37:47 +00:00
Peter Veenstra
05a4fc6daa Revectorred int 5c(wd) 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1542
 2004-01-07 20:23:48 +00:00
Sjoerd van der Berg
df06393f64 Add IMUL Gv,Ev 
Add LES,LDS,LFS,LGS
Add POP FS/GS PUSH FS/GS
Add MOVZX/MOVSX


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1541
 2004-01-07 16:10:01 +00:00
Sjoerd van der Berg
7b3747769c fix double shift gen functions 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1539
 2004-01-06 20:48:21 +00:00
Sjoerd van der Berg
d17fccc9b9 add shld/shrd opcodes 
fix pmode segment sets


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1538
 2004-01-06 20:47:42 +00:00
Sjoerd van der Berg
395d712a23 Added exception checking for pmode segment loads 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1534
 2004-01-03 10:33:09 +00:00
Sjoerd van der Berg
3cb8910915 Changed running block variable 
Test if someone makes changes to currently running block


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1529
 2004-01-02 20:50:59 +00:00
Sjoerd van der Berg
252cc94215 Fix pop ss and mov ss,val instruction to release the stack mask registers 
Fix the mov [mem],seg instruction to only save a short


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1528
 2004-01-02 20:49:35 +00:00
Sjoerd van der Berg
f06e281ba5 Changed visual c assembly startup piece a bit 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1527
 2004-01-02 20:46:38 +00:00
Sjoerd van der Berg
ce2a446de9 Removed last remaining fastcall functions 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1521
 2004-01-01 20:44:09 +00:00
Sjoerd van der Berg
1ac82ec834 Changed #include filename slashes 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1520
 2004-01-01 20:35:44 +00:00
Sjoerd van der Berg
00e6d3c31d No longer directly stack variables in assembly 
Changed initial flag loading


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1519
 2004-01-01 20:33:22 +00:00
Sjoerd van der Berg
bd8196414c Fix for visual c startup assembly code 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1516
 2004-01-01 12:39:53 +00:00
Sjoerd van der Berg
f4059666c3 x86 dynamic core 
Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1515
 2004-01-01 12:33:03 +00:00