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A64: Implement FCMGT, FCMGE (register) vector double and single precision variants

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Lioncash 2018-06-03 20:28:16 -04:00 • committed by MerryMage
parent 350bc70be8
commit 24e3299276
2 changed files with 43 additions and 13 deletions
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52
src/frontend/A64/translate/impl/simd_three_same.cpp
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@ -96,6 +96,40 @@ bool RoundingHalvingAdd(TranslatorVisitor& v, bool Q, Imm<2> size, Vec Vm, Vec V
v.V(datasize, Vd, result);
return true;
}
enum class ComparisonType {
EQ,
GE,
GT
};
bool FPCompareRegister(TranslatorVisitor& v, bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd, ComparisonType type) {
if (sz && !Q) {
return v.ReservedValue();
}
const size_t esize = sz ? 64 : 32;
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand1 = v.V(datasize, Vn);
const IR::U128 operand2 = v.V(datasize, Vm);
const IR::U128 result = [&] {
switch (type) {
case ComparisonType::EQ:
return v.ir.FPVectorEqual(esize, operand1, operand2);
case ComparisonType::GE:
return v.ir.FPVectorGreaterEqual(esize, operand1, operand2);
case ComparisonType::GT:
return v.ir.FPVectorGreater(esize, operand1, operand2);
}
UNREACHABLE();
return IR::U128{};
}();
v.V(datasize, Vd, result);
return true;
}
} // Anonymous namespace
bool TranslatorVisitor::CMGT_reg_2(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
@ -345,19 +379,15 @@ bool TranslatorVisitor::FADD_2(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
}
bool TranslatorVisitor::FCMEQ_reg_4(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
if (sz && !Q) {
return ReservedValue();
}
return FPCompareRegister(*this, Q, sz, Vm, Vn, Vd, ComparisonType::EQ);
}
const size_t esize = sz ? 64 : 32;
const size_t datasize = Q ? 128 : 64;
bool TranslatorVisitor::FCMGE_reg_4(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
return FPCompareRegister(*this, Q, sz, Vm, Vn, Vd, ComparisonType::GE);
}
const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(datasize, Vm);
const IR::U128 result = ir.FPVectorEqual(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
bool TranslatorVisitor::FCMGT_reg_4(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
return FPCompareRegister(*this, Q, sz, Vm, Vn, Vd, ComparisonType::GT);
}
bool TranslatorVisitor::AND_asimd(bool Q, Vec Vm, Vec Vn, Vec Vd) {