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Add EXT, CMTST (vector) and UMULL (vector) instructions

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This commit is contained in:
gdkchan
2018-03-02 19:21:54 -03:00
parent 1d71e33171
commit f39a864050
5 changed files with 86 additions and 0 deletions
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25
ChocolArm64/Instruction/AInstEmitSimdMove.cs
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@ -57,6 +57,31 @@ namespace ChocolArm64.Instruction
}
}
public static void Ext_V(AILEmitterCtx Context)
{
AOpCodeSimdExt Op = (AOpCodeSimdExt)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < Bytes; Index++)
{
int Position = Op.Imm4 + Index;
int Reg = Position < Bytes ? Op.Rn : Op.Rm;
Position &= Bytes - 1;
EmitVectorExtractZx(Context, Reg, Position, 0);
EmitVectorInsert(Context, Op.Rd, Index, 0);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Fcsel_S(AILEmitterCtx Context)
{
AOpCodeSimdFcond Op = (AOpCodeSimdFcond)Context.CurrOp;