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A32: Implement ASIMD VSHLL

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This commit is contained in:
MerryMage
2020-06-24 23:07:49 +01:00
parent ed48a9d7d5
commit 495f58eed8
4 changed files with 39 additions and 2 deletions
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15
src/frontend/A32/translate/impl/asimd_two_regs_misc.cpp
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@@ -595,6 +595,21 @@ bool ArmTranslatorVisitor::asimd_VQMOVN(bool D, size_t sz, size_t Vd, bool op, b
return true;
}
bool ArmTranslatorVisitor::asimd_VSHLL_max(bool D, size_t sz, size_t Vd, bool M, size_t Vm) {
if (sz == 0b11 || Common::Bit<0>(Vd)) {
return UndefinedInstruction();
}
const size_t esize = 8U << sz;
const auto d = ToVector(true, Vd, D);
const auto m = ToVector(false, Vm, M);
const auto reg_m = ir.GetVector(m);
const auto result = ir.VectorLogicalShiftLeft(2 * esize, ir.VectorZeroExtend(esize, reg_m), static_cast<u8>(esize));
ir.SetVector(d, result);
return true;
}
bool ArmTranslatorVisitor::asimd_VRECPE(bool D, size_t sz, size_t Vd, bool F, bool Q, bool M, size_t Vm) {
if (Q && (Common::Bit<0>(Vd) || Common::Bit<0>(Vm))) {
return UndefinedInstruction();