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thumb32: Implement UXTAH

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Lioncash 2021-02-10 16:09:37 -05:00
parent e12ee8d4d7
commit 39a75472e2
3 changed files with 15 additions and 1 deletions
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13
src/frontend/A32/translate/impl/thumb32_data_processing_register.cpp
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@ -48,4 +48,17 @@ bool ThumbTranslatorVisitor::thumb32_UXTH(Reg d, SignExtendRotation rotate, Reg
return true;
}
bool ThumbTranslatorVisitor::thumb32_UXTAH(Reg n, Reg d, SignExtendRotation rotate, Reg m) {
if (d == Reg::PC || m == Reg::PC) {
return UnpredictableInstruction();
}
const auto rotated = Rotate(ir, m, rotate);
const auto reg_n = ir.GetRegister(n);
const auto result = ir.Add(reg_n, ir.ZeroExtendHalfToWord(ir.LeastSignificantHalf(rotated)));
ir.SetRegister(d, result);
return true;
}
} // namespace Dynarmic::A32