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simd_vector_x_indexed_element: Deduplicate index and Vm operand construction

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Lioncash 2019-03-20 16:21:48 -04:00 committed by MerryMage
parent c043b831d5
commit 49b51e34f1
1 changed files with 8 additions and 32 deletions
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40
src/frontend/A64/translate/impl/simd_vector_x_indexed_element.cpp
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@ -139,13 +139,7 @@ bool MultiplyLong(TranslatorVisitor& v, bool Q, Imm<2> size, Imm<1> L, Imm<1> M,
const size_t idxsize = H == 1 ? 128 : 64; const size_t idxsize = H == 1 ? 128 : 64;
const size_t esize = 8 << size.ZeroExtend(); const size_t esize = 8 << size.ZeroExtend();
const size_t datasize = 64; const size_t datasize = 64;
const auto [index, Vmhi] = [=] { const auto [index, Vm] = Combine(size, H, L, M, Vmlo);
if (size == 0b01) {
return std::make_pair(concatenate(H, L, M).ZeroExtend(), Imm<1>{0});
}
return std::make_pair(concatenate(H, L).ZeroExtend(), M);
}();
const auto extend_operands = [&](const IR::U128& lhs, const IR::U128& rhs) { const auto extend_operands = [&](const IR::U128& lhs, const IR::U128& rhs) {
if (sign == Signedness::Signed) { if (sign == Signedness::Signed) {
@ -158,7 +152,7 @@ bool MultiplyLong(TranslatorVisitor& v, bool Q, Imm<2> size, Imm<1> L, Imm<1> M,
}; };
const IR::U128 operand1 = v.Vpart(datasize, Vn, Q); const IR::U128 operand1 = v.Vpart(datasize, Vn, Q);
const IR::U128 operand2 = v.V(idxsize, concatenate(Vmhi, Vmlo).ZeroExtend<Vec>()); const IR::U128 operand2 = v.V(idxsize, Vm);
const IR::U128 index_vector = v.ir.VectorBroadcast(esize, v.ir.VectorGetElement(esize, operand2, index)); const IR::U128 index_vector = v.ir.VectorBroadcast(esize, v.ir.VectorGetElement(esize, operand2, index));
const IR::U128 result = [&] { const IR::U128 result = [&] {
@ -230,16 +224,10 @@ bool TranslatorVisitor::SQDMULL_elt_2(bool Q, Imm<2> size, Imm<1> L, Imm<1> M, I
const size_t idxsize = H == 1 ? 128 : 64; const size_t idxsize = H == 1 ? 128 : 64;
const size_t esize = 8 << size.ZeroExtend(); const size_t esize = 8 << size.ZeroExtend();
const size_t datasize = 64; const size_t datasize = 64;
const auto [index, Vmhi] = [=] { const auto [index, Vm] = Combine(size, H, L, M, Vmlo);
if (size == 0b01) {
return std::make_pair(concatenate(H, L, M).ZeroExtend(), Imm<1>{0});
}
return std::make_pair(concatenate(H, L).ZeroExtend(), M);
}();
const IR::U128 operand1 = Vpart(datasize, Vn, part); const IR::U128 operand1 = Vpart(datasize, Vn, part);
const IR::U128 operand2 = V(idxsize, concatenate(Vmhi, Vmlo).ZeroExtend<Vec>()); const IR::U128 operand2 = V(idxsize, Vm);
const IR::U128 index_vector = ir.VectorBroadcast(esize, ir.VectorGetElement(esize, operand2, index)); const IR::U128 index_vector = ir.VectorBroadcast(esize, ir.VectorGetElement(esize, operand2, index));
const IR::U128 result = ir.VectorSignedSaturatedDoublingMultiplyLong(esize, operand1, index_vector); const IR::U128 result = ir.VectorSignedSaturatedDoublingMultiplyLong(esize, operand1, index_vector);
@ -255,16 +243,10 @@ bool TranslatorVisitor::SQDMULH_elt_2(bool Q, Imm<2> size, Imm<1> L, Imm<1> M, I
const size_t idxsize = H == 1 ? 128 : 64; const size_t idxsize = H == 1 ? 128 : 64;
const size_t esize = 8 << size.ZeroExtend(); const size_t esize = 8 << size.ZeroExtend();
const size_t datasize = Q ? 128 : 64; const size_t datasize = Q ? 128 : 64;
const auto [index, Vmhi] = [=] { const auto [index, Vm] = Combine(size, H, L, M, Vmlo);
if (size == 0b01) {
return std::make_pair(concatenate(H, L, M).ZeroExtend(), Imm<1>{0});
}
return std::make_pair(concatenate(H, L).ZeroExtend(), M);
}();
const IR::U128 operand1 = V(datasize, Vn); const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(idxsize, concatenate(Vmhi, Vmlo).ZeroExtend<Vec>()); const IR::U128 operand2 = V(idxsize, Vm);
const IR::U128 index_vector = ir.VectorBroadcast(esize, ir.VectorGetElement(esize, operand2, index)); const IR::U128 index_vector = ir.VectorBroadcast(esize, ir.VectorGetElement(esize, operand2, index));
const IR::U128 result = ir.VectorSignedSaturatedDoublingMultiply(esize, operand1, index_vector).upper; const IR::U128 result = ir.VectorSignedSaturatedDoublingMultiply(esize, operand1, index_vector).upper;
@ -280,16 +262,10 @@ bool TranslatorVisitor::SQRDMULH_elt_2(bool Q, Imm<2> size, Imm<1> L, Imm<1> M,
const size_t idxsize = H == 1 ? 128 : 64; const size_t idxsize = H == 1 ? 128 : 64;
const size_t esize = 8 << size.ZeroExtend(); const size_t esize = 8 << size.ZeroExtend();
const size_t datasize = Q ? 128 : 64; const size_t datasize = Q ? 128 : 64;
const auto [index, Vmhi] = [=] { const auto [index, Vm] = Combine(size, H, L, M, Vmlo);
if (size == 0b01) {
return std::make_pair(concatenate(H, L, M).ZeroExtend(), Imm<1>{0});
}
return std::make_pair(concatenate(H, L).ZeroExtend(), M);
}();
const IR::U128 operand1 = V(datasize, Vn); const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(idxsize, concatenate(Vmhi, Vmlo).ZeroExtend<Vec>()); const IR::U128 operand2 = V(idxsize, Vm);
const IR::U128 index_vector = ir.VectorBroadcast(esize, ir.VectorGetElement(esize, operand2, index)); const IR::U128 index_vector = ir.VectorBroadcast(esize, ir.VectorGetElement(esize, operand2, index));
const IR::UpperAndLower multiply = ir.VectorSignedSaturatedDoublingMultiply(esize, operand1, index_vector); const IR::UpperAndLower multiply = ir.VectorSignedSaturatedDoublingMultiply(esize, operand1, index_vector);
const IR::U128 result = ir.VectorAdd(esize, multiply.upper, ir.VectorLogicalShiftRight(esize, multiply.lower, static_cast<u8>(esize - 1))); const IR::U128 result = ir.VectorAdd(esize, multiply.upper, ir.VectorLogicalShiftRight(esize, multiply.lower, static_cast<u8>(esize - 1)));