Stanislav Shwartsman
d9984bb3a1
Eliminate BxResolve call from the heart of cpu loop and move into instructions that really require this calculation. Yes, it blows the code of EVERY CPU method but it has >15% speedup !
2008-01-10 19:37:56 +00:00
Stanislav Shwartsman
a9e001bd30
Optimize short traces
2008-01-05 10:21:25 +00:00
Stanislav Shwartsman
eee1a9030d
a bit simplify and optimize shift instructions
...
print failed segment info in check_cs - more debug info
2007-12-30 20:16:35 +00:00
Stanislav Shwartsman
d891f0d8ec
Fixed more VC2008 warnings - hopefully last ones
2007-12-30 17:53:12 +00:00
Stanislav Shwartsman
79fc57dec8
Fixed more VCPP2008 warnings
2007-12-26 23:07:44 +00:00
Stanislav Shwartsman
c3c9c40674
Move MaxFetch calculation into fetchdecode - simplify the logic
2007-12-22 17:17:40 +00:00
Stanislav Shwartsman
e9a148f9c4
lmost last instruction split -> CMOV in 16/32 bit modes
2007-12-21 18:24:19 +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
c9932e97eb
Fixes in resolve.cc -> reduce amount of resolve functions even more
2007-12-18 21:41:44 +00:00
Stanislav Shwartsman
fe2e0525da
More optimization for string instructions
2007-12-17 19:52:01 +00:00
Stanislav Shwartsman
0af87ab63b
Split string instructions according to the address size - simpler and faster
2007-12-17 18:48:26 +00:00
Stanislav Shwartsman
a545bf63ce
push_64 and pop_64 could happen only in 64-bit mode
2007-12-16 21:40:44 +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
1e843cb462
Decode SSE4A
...
Rework immediate bytes decoding to make it faster
2007-12-15 17:42:24 +00:00
Stanislav Shwartsman
3a6d714398
Split for JMP_Ew/Ed opcodes from Grp5
2007-12-14 23:15:52 +00:00
Stanislav Shwartsman
fd73390ca5
Split 64-bit CMOVcc opcode
2007-12-14 22:41:43 +00:00
Stanislav Shwartsman
903f6dea35
Split setCC functions - makes code faster and simpler
2007-12-14 21:29:36 +00:00
Stanislav Shwartsman
d9a59c7a1f
Added ability to merge traces cross JCC branch instructions
...
Makes traces longer -> emulation faster in average
2007-12-14 20:41:09 +00:00
Stanislav Shwartsman
db69a25c36
Trace cache instrumentation methods
...
Next step will be tracing cross non-taken branches
2007-12-14 11:27:44 +00:00
Stanislav Shwartsman
adda3befd3
Trace cache optimization merged
2007-12-09 18:36:05 +00:00
Stanislav Shwartsman
ee465a7714
misaligned SSE support works only for loads
2007-12-09 17:40:23 +00:00
Stanislav Shwartsman
d54d537f81
One more step for lazy flags optimization
2007-12-06 16:57:59 +00:00
Stanislav Shwartsman
a835e3f8ff
get_FLAG_Lazy not always returns 0/1
2007-12-05 06:27:01 +00:00
Stanislav Shwartsman
295a36ef58
2nd step of lazy flags optimization
2007-12-05 06:17:09 +00:00
Stanislav Shwartsman
88899cf617
Changes for lazy flags handling -> 1st stap in transition to new lazy flags handling by Darek Mihocka (www.emulators.com)
2007-12-04 19:27:23 +00:00
Stanislav Shwartsman
c58e95f611
Make hw breakpoint match check a function - normally it should be called from read/write_virtual as well
2007-12-03 20:49:24 +00:00
Stanislav Shwartsman
a0147fe055
Fixed bug prevented to boot Win98
2007-11-30 08:49:12 +00:00
Stanislav Shwartsman
1a55835155
Optimize lazy flags for MUL/IMUL
2007-11-29 21:45:10 +00:00
Stanislav Shwartsman
8cfd17202a
some simple SSE code optimizations
2007-11-27 22:12:45 +00:00
Stanislav Shwartsman
c51888f43f
Split last BxLockable opcodes -> this allows to eliminate mod==0xc0 check from fetchdecode of every instruction
...
reduce ACPU.CC dependencies - now that file doesn't depend of CPU
2007-11-25 20:22:10 +00:00
Stanislav Shwartsman
e51184c8cf
Eliminate saving of RSP from heart of cpu_loop
...
Now save RSP only where it is really required
2007-11-24 14:22:34 +00:00
Stanislav Shwartsman
d0052dcd3e
Removed unused setFlags code
2007-11-23 22:49:54 +00:00
Stanislav Shwartsman
1dbe51a2fb
Split ENTER_IwBw function according to os32. Fixed ENTER/LEAVE in 64-bit mode
2007-11-22 17:33:06 +00:00
Stanislav Shwartsman
0a1063ad77
Split GvEv opcode groups
2007-11-21 22:36:02 +00:00
Stanislav Shwartsman
506dc3d963
Optimize 64-bit fetchdecode prefix handling
...
Deparecated set_FLAG() method, setB_FLAG() method was used everywhere
Rename setB_FLAG to set_FLAG, so set_FLAG() will must receive 0/1 inly
2007-11-20 23:00:44 +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
...
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
30f42d74f1
make sreg index tables static in fetchdecode and remove them from init.cc/cpu.h
2007-11-18 21:07:40 +00:00
Stanislav Shwartsman
bcaba54489
Merge resolve functions for 32 and 64-bit
2007-11-18 19:46:14 +00:00
Stanislav Shwartsman
57d2d14865
Split POP_Ev opcodes
2007-11-18 18:49:19 +00:00
Stanislav Shwartsman
cdc9a09090
Split more opcodes
2007-11-18 18:24:46 +00:00
Stanislav Shwartsman
83f6eb6945
Changes copyrights for the files I wrote :)
...
Also split EqId G1 group for x86-64
2007-11-17 23:28:33 +00:00
Stanislav Shwartsman
613bad34ee
split MOVZX/MOVSX opcodes
2007-11-17 18:29:00 +00:00
Stanislav Shwartsman
5ec15df46d
Split more opcodes EbIb opcodes
2007-11-17 18:08:46 +00:00
Stanislav Shwartsman
d5a58e1df2
Split more opcodes - G3 group
2007-11-17 16:20:37 +00:00
Stanislav Shwartsman
d9e58bd598
split11b on opcode tables level - split almost eevery splittable instruction
...
will be continued
2007-11-17 12:44:10 +00:00
Stanislav Shwartsman
abe3f4c5c2
Split one more opcode
2007-11-16 21:43:23 +00:00
