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A64: Implement MLS (vector)

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This commit is contained in:
MerryMage 2018-02-11 11:04:46 +00:00
parent 5eac3abf52
commit 1dd2b33b87
2 changed files with 17 additions and 1 deletions
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16
src/frontend/A64/translate/impl/simd_three_same.cpp
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@ -163,6 +163,22 @@ bool TranslatorVisitor::CMEQ_reg_2(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd)
return true;
}
bool TranslatorVisitor::MLS_vec(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
if (size == 0b11) return ReservedValue();
const size_t esize = 8 << size.ZeroExtend<size_t>();
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(datasize, Vm);
const IR::U128 operand3 = V(datasize, Vd);
const IR::U128 result = ir.VectorSub(esize, operand3, ir.VectorMultiply(esize, operand1, operand2));
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::EOR_asimd(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;