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Implemented selector limits on some instructions - fixes LBA2.

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GPFs in real mode now work.
Selectors correctly zeroed on far return to lower privilege.
This commit is contained in:
TomW 2014-08-13 20:33:56 +01:00
commit cd2c3b47ed
16 changed files with 404 additions and 462 deletions
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4
src/x86_ops_mmx_mov.h
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@ -57,6 +57,7 @@ int opMOVD_mm_l_a16(uint32_t fetchdat)
}
else
{
CHECK_WRITE(ea_seg, eaaddr, eaaddr + 3);
writememl(easeg, eaaddr, MM[reg].l[0]); if (abrt) return 0;
cycles -= 2;
}
@ -74,6 +75,7 @@ int opMOVD_mm_l_a32(uint32_t fetchdat)
}
else
{
CHECK_WRITE(ea_seg, eaaddr, eaaddr + 3);
writememl(easeg, eaaddr, MM[reg].l[0]); if (abrt) return 0;
cycles -= 2;
}
@ -137,6 +139,7 @@ int opMOVQ_mm_q_a16(uint32_t fetchdat)
}
else
{
CHECK_WRITE(ea_seg, eaaddr, eaaddr + 7);
writememl(easeg, eaaddr, MM[reg].l[0]);
writememl(easeg, eaaddr + 4, MM[reg].l[1]); if (abrt) return 0;
cycles -= 2;
@ -155,6 +158,7 @@ int opMOVQ_mm_q_a32(uint32_t fetchdat)
}
else
{
CHECK_WRITE(ea_seg, eaaddr, eaaddr + 7);
writememl(easeg, eaaddr, MM[reg].l[0]);
writememl(easeg, eaaddr + 4, MM[reg].l[1]); if (abrt) return 0;
cycles -= 2;