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A32: Implement ASIMD VPADD (integer)

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Lioncash 2020-06-20 14:59:57 -04:00 committed by merry
parent 1ffeeeb6a2
commit 4bb286ac23
3 changed files with 20 additions and 1 deletions
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2
src/frontend/A32/decoder/asimd.inc
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@ -32,7 +32,7 @@ INST(asimd_VMUL, "VMUL", "1111001P0Dzznnnndddd100
//INST(asimd_VPMAX, "VPMAX/VPMIN", "1111001U0-CC--------1010---B----") // ASIMD
//INST(asimd_VQDMULH, "VQDMULH", "111100100-CC--------1011---0----") // ASIMD
//INST(asimd_VQRDMULH, "VQRDMULH", "111100110-CC--------1011---0----") // ASIMD
//INST(asimd_VPADD, "VPADD", "1111001U0-CC--------1011---1----") // ASIMD
INST(asimd_VPADD, "VPADD", "111100100Dzznnnndddd1011NQM1mmmm") // ASIMD
//INST(asimd_VFMA, "VFMA/VFMS", "111100100-CC--------1100---1----") // ASIMD
INST(asimd_VADD_float, "VADD (floating-point)", "111100100D0znnnndddd1101NQM0mmmm") // ASIMD
INST(asimd_VSUB_float, "VSUB (floating-point)", "111100100D1znnnndddd1101NQM0mmmm") // ASIMD

18
src/frontend/A32/translate/impl/asimd_three_same.cpp
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@ -411,6 +411,24 @@ bool ArmTranslatorVisitor::asimd_VMUL(bool P, bool D, size_t sz, size_t Vn, size
return true;
}
bool ArmTranslatorVisitor::asimd_VPADD(bool D, size_t sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm) {
if (Q || sz == 0b11) {
return UndefinedInstruction();
}
const size_t esize = 8U << sz;
const auto d = ToVector(Q, Vd, D);
const auto m = ToVector(Q, Vm, M);
const auto n = ToVector(Q, Vn, N);
const auto reg_n = ir.GetVector(n);
const auto reg_m = ir.GetVector(m);
const auto result = ir.VectorPairedAddLower(esize, reg_n, reg_m);
ir.SetVector(d, result);
return true;
}
bool ArmTranslatorVisitor::asimd_VADD_float(bool D, bool sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm) {
return FloatingPointInstruction(*this, D, sz, Vn, Vd, N, Q, M, Vm, [this](const auto&, const auto& reg_n, const auto& reg_m) {
return ir.FPVectorAdd(32, reg_n, reg_m, false);

1
src/frontend/A32/translate/impl/translate_arm.h
View file

@ -465,6 +465,7 @@ struct ArmTranslatorVisitor final {
bool asimd_VTST(bool D, size_t sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);
bool asimd_VMLA(bool op, bool D, size_t sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);
bool asimd_VMUL(bool P, bool D, size_t sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);
bool asimd_VPADD(bool D, size_t sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);
bool asimd_VADD_float(bool D, bool sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);
bool asimd_VSUB_float(bool D, bool sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);
bool asimd_VPADD_float(bool D, bool sz, size_t Vn, size_t Vd, bool N, bool Q, bool M, size_t Vm);