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i286 - Fix for protected mode, ibm5170 no errors anymore by Carl (no whatsnew)

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This commit is contained in:
Miodrag Milanovic 2011-05-20 16:13:02 +00:00
parent 0235cef534
commit f2a42ffe4d
1 changed files with 4 additions and 3 deletions
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7
src/emu/cpu/i86/instr286.c
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@ -487,7 +487,8 @@ static void PREFIX286(_0fpre)(i8086_state *cpustate)
r = RIGHTS(desc);
if (DPL(r)>=PMAX(RPL(tmp),CPL)) {
cpustate->ZeroVal = 0;
RegWord(ModRM) = RIGHTS(desc);
// rights are expected to be in upper byte
RegWord(ModRM) = r << 8;
}
else
cpustate->ZeroVal = 1;
@ -574,11 +575,11 @@ static void PREFIX286(_arpl)(i8086_state *cpustate) /* 0x63 */
if (RPL(tmp)<RPL(source))
{
cpustate->ZeroVal = 1;
cpustate->ZeroVal = 0;
PutbackRMWord(ModRM, IDXTBL(tmp)|RPL(source));
}
else
cpustate->ZeroVal = 0;
cpustate->ZeroVal = 1;
}
static void i80286_load_flags(i8086_state *cpustate, int flags, int cpl)