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[FAST486]

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Update the register values in REP LODS.


svn path=/branches/ntvdm/; revision=60988
This commit is contained in:
Aleksandar Andrejevic 2013-11-14 02:54:20 +00:00
parent cdf876ead9
commit 9c66549845
1 changed files with 12 additions and 0 deletions
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12
lib/fast486/opcodes.c
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@ -5885,6 +5885,18 @@ FAST486_OPCODE_HANDLER(Fast486OpcodeLods)
if (AddressSize) State->GeneralRegs[FAST486_REG_ESI].Long -= (Count - 1) * DataSize; if (AddressSize) State->GeneralRegs[FAST486_REG_ESI].Long -= (Count - 1) * DataSize;
else State->GeneralRegs[FAST486_REG_ESI].LowWord -= (Count - 1) * DataSize; else State->GeneralRegs[FAST486_REG_ESI].LowWord -= (Count - 1) * DataSize;
} }
/* Update registers */
if (OperandSize)
{
State->GeneralRegs[FAST486_REG_ECX].Long = 0;
State->GeneralRegs[FAST486_REG_ESI].Long += Count - 1;
}
else
{
State->GeneralRegs[FAST486_REG_ECX].LowWord = 0;
State->GeneralRegs[FAST486_REG_ESI].LowWord += Count - 1;
}
} }
/* Read from the source operand */ /* Read from the source operand */