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The 32-bit recompiler now correctly passes the MOD R/M byte to the FXSAVE/FXRSTOR instruction (0F AE), fixes Windows 9x and possibly lots of other things on Pentium II overdrive.

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OBattler
2017-08-20 17:21:27 +02:00
parent de73727bc2
commit 2e9ab14725
1 changed files with 1 additions and 1 deletions
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src/CPU/codegen_x86.c
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@@ -1639,7 +1639,7 @@ int opcode_0f_modrm[256] =
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /*80*/
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, /*90*/
0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, /*a0*/
0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, /*a0*/
1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, /*b0*/
1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, /*c0*/