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convert eflags manipulation insns to TCG
[qemu.git] / target-i386 / TODO
1 Correctness issues:
2
3 - some eflags manipulation incorrectly reset the bit 0x2.
4 - rework eflags optimization (will be a consequence of TCG port)
5 - SVM: rework the implementation: simplify code, move most intercept
6 tests as dynamic, correct segment access, verify exception safety,
7 cpu save/restore, SMM save/restore.
8 - x86_64: fxsave/fxrestore intel/amd differences
9 - x86_64: lcall/ljmp intel/amd differences ?
10 - x86_64: cmpxchgl intel/amd differences ?
11 - x86_64: cmovl intel/amd differences ?
12 - cmpxchg16b + cmpxchg8b cpuid test
13 - x86: monitor invalid
14 - better code fetch (different exception handling + CS.limit support)
15 - user/kernel PUSHL/POPL in helper.c
16 - add missing cpuid tests
17 - return UD exception if LOCK prefix incorrectly used
18 - test ldt limit < 7 ?
19 - fix some 16 bit sp push/pop overflow (pusha/popa, lcall lret)
20 - full support of segment limit/rights
21 - full x87 exception support
22 - improve x87 bit exactness (use bochs code ?)
23 - DRx register support
24 - CR0.AC emulation
25 - SSE alignment checks
26 - fix SSE min/max with nans
27
28 Optimizations/Features:
29
30 - finish TCG port
31 - add SVM nested paging support
32 - add VMX support
33 - add AVX support
34 - add SSE5 support
35 - faster EFLAGS update: consider SZAP, C, O can be updated separately
36 with a bit field in CC_OP and more state variables.
37 - evaluate x87 stack pointer statically
38 - find a way to avoid translating several time the same TB if CR0.TS
39 is set or not.
40 - move kqemu support outside target-i386.