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A64: Implement CNT

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MerryMage
2018-02-11 11:44:00 +00:00
parent 303088a51e
commit 6c9b4f0114
2 changed files with 14 additions and 1 deletions
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13
src/frontend/A64/translate/impl/simd_two_register_misc.cpp
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@@ -8,6 +8,19 @@
namespace Dynarmic::A64 {
bool TranslatorVisitor::CNT(bool Q, Imm<2> size, Vec Vn, Vec Vd) {
if (size != 0b00) {
return ReservedValue();
}
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand = V(datasize, Vn);
const IR::U128 result = ir.VectorPopulationCount(operand);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::XTN(bool Q, Imm<2> size, Vec Vn, Vec Vd) {
if (size == 0b11) {
return ReservedValue();