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A64: Implement CMGE (zero)'s vector variant

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Lioncash 2018-04-15 20:51:30 -04:00 • committed by MerryMage
parent ab35dc0e78
commit 0d50d7314b
2 changed files with 20 additions and 1 deletions
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19
src/frontend/A64/translate/impl/simd_two_register_misc.cpp
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@ -21,6 +21,25 @@ bool TranslatorVisitor::CNT(bool Q, Imm<2> size, Vec Vn, Vec Vd) {
return true;
}
bool TranslatorVisitor::CMGE_zero_2(bool Q, Imm<2> size, Vec Vn, Vec Vd) {
if (size == 0b11 && !Q) {
return ReservedValue();
}
const size_t esize = 8 << size.ZeroExtend();
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand = V(datasize, Vn);
const IR::U128 zero = ir.ZeroVector();
IR::U128 result = ir.VectorGreaterEqualSigned(esize, operand, zero);
if (datasize == 64) {
result = ir.VectorZeroUpper(result);
}
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::CMGT_zero_2(bool Q, Imm<2> size, Vec Vn, Vec Vd) {
if (size == 0b11 && !Q) {
return ReservedValue();