dynarmic/src/frontend/A64/translate/impl/simd_three_same.cpp
2020-04-22 20:46:14 +01:00

266 lines
7.1 KiB
C++

/* This file is part of the dynarmic project.
* Copyright (c) 2018 MerryMage
* This software may be used and distributed according to the terms of the GNU
* General Public License version 2 or any later version.
*/
#include "frontend/A64/translate/impl/impl.h"
namespace Dynarmic::A64 {
bool TranslatorVisitor::ADD_vector(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
if (size == 0b11 && !Q) return ReservedValue();
const size_t esize = 8 << size.ZeroExtend<size_t>();
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vn);
auto operand2 = V(datasize, Vm);
auto result = ir.VectorAdd(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::MLA_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.VectorAdd(esize, ir.VectorMultiply(esize, operand1, operand2), operand3);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::MUL_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 result = ir.VectorMultiply(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::ADDP_vec(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
if (size == 0b11 && !Q) 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 result = Q ? ir.VectorPairedAdd(esize, operand1, operand2) : ir.VectorPairedAddLower(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::FADD_2(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
if (sz && !Q) {
return ReservedValue();
}
const size_t esize = sz ? 64 : 32;
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(datasize, Vm);
const IR::U128 result = ir.FPVectorAdd(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::AND_asimd(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vn);
auto operand2 = V(datasize, Vm);
auto result = ir.VectorAnd(operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::BIC_asimd_reg(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(datasize, Vm);
IR::U128 result = ir.VectorAnd(operand1, ir.VectorNot(operand2));
if (datasize == 64) {
result = ir.VectorZeroUpper(result);
}
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::FSUB_2(bool Q, bool sz, Vec Vm, Vec Vn, Vec Vd) {
if (sz && !Q) {
return ReservedValue();
}
const size_t esize = sz ? 64 : 32;
const size_t datasize = Q ? 128 : 64;
const IR::U128 operand1 = V(datasize, Vn);
const IR::U128 operand2 = V(datasize, Vm);
const IR::U128 result = ir.FPVectorSub(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::ORR_asimd_reg(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vn);
auto operand2 = V(datasize, Vm);
auto result = ir.VectorOr(operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::ORN_asimd(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vn);
auto operand2 = V(datasize, Vm);
auto result = ir.VectorOr(operand1, ir.VectorNot(operand2));
if (datasize == 64) {
result = ir.VectorZeroUpper(result);
}
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::SUB_2(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
if (size == 0b11 && !Q) return ReservedValue();
const size_t esize = 8 << size.ZeroExtend<size_t>();
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vn);
auto operand2 = V(datasize, Vm);
auto result = ir.VectorSub(esize, operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::CMEQ_reg_2(bool Q, Imm<2> size, Vec Vm, Vec Vn, Vec Vd) {
if (size == 0b11 && !Q) 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);
IR::U128 result = ir.VectorEqual(esize, operand1, operand2);
if (datasize == 64) {
result = ir.VectorZeroUpper(result);
}
V(datasize, Vd, result);
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;
auto operand1 = V(datasize, Vn);
auto operand2 = V(datasize, Vm);
auto result = ir.VectorEor(operand1, operand2);
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::BIF(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vd);
auto operand4 = V(datasize, Vn);
auto operand3 = ir.VectorNot(V(datasize, Vm));
auto result = ir.VectorEor(operand1, ir.VectorAnd(ir.VectorEor(operand1, operand4), operand3));
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::BIT(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
auto operand1 = V(datasize, Vd);
auto operand4 = V(datasize, Vn);
auto operand3 = V(datasize, Vm);
auto result = ir.VectorEor(operand1, ir.VectorAnd(ir.VectorEor(operand1, operand4), operand3));
V(datasize, Vd, result);
return true;
}
bool TranslatorVisitor::BSL(bool Q, Vec Vm, Vec Vn, Vec Vd) {
const size_t datasize = Q ? 128 : 64;
auto operand4 = V(datasize, Vn);
auto operand1 = V(datasize, Vm);
auto operand3 = V(datasize, Vd);
auto result = ir.VectorEor(operand1, ir.VectorAnd(ir.VectorEor(operand1, operand4), operand3));
V(datasize, Vd, result);
return true;
}
} // namespace Dynarmic::A64