Ryujinx/ChocolArm64/Instruction/AInstEmitSimdLogical.cs

170 lines
4.5 KiB
C#

using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System.Reflection.Emit;
using System.Runtime.Intrinsics.X86;
using static ChocolArm64.Instruction.AInstEmitSimdHelper;
namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
public static void And_V(AILEmitterCtx Context)
{
if (AOptimizations.UseSse2)
{
EmitSse2Call(Context, nameof(Sse2.And));
}
else
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.And));
}
}
public static void Bic_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () =>
{
Context.Emit(OpCodes.Not);
Context.Emit(OpCodes.And);
});
}
public static void Bic_Vi(AILEmitterCtx Context)
{
EmitVectorImmBinaryOp(Context, () =>
{
Context.Emit(OpCodes.Not);
Context.Emit(OpCodes.And);
});
}
public static void Bif_V(AILEmitterCtx Context)
{
EmitBitBif(Context, true);
}
public static void Bit_V(AILEmitterCtx Context)
{
EmitBitBif(Context, false);
}
private static void EmitBitBif(AILEmitterCtx Context, bool NotRm)
{
AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtractZx(Context, Op.Rd, Index, Op.Size);
EmitVectorExtractZx(Context, Op.Rn, Index, Op.Size);
Context.Emit(OpCodes.Xor);
EmitVectorExtractZx(Context, Op.Rm, Index, Op.Size);
if (NotRm)
{
Context.Emit(OpCodes.Not);
}
Context.Emit(OpCodes.And);
EmitVectorExtractZx(Context, Op.Rd, Index, Op.Size);
Context.Emit(OpCodes.Xor);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
public static void Bsl_V(AILEmitterCtx Context)
{
EmitVectorTernaryOpZx(Context, () =>
{
Context.EmitSttmp();
Context.EmitLdtmp();
Context.Emit(OpCodes.Xor);
Context.Emit(OpCodes.And);
Context.EmitLdtmp();
Context.Emit(OpCodes.Xor);
});
}
public static void Eor_V(AILEmitterCtx Context)
{
if (AOptimizations.UseSse2)
{
EmitSse2Call(Context, nameof(Sse2.Xor));
}
else
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Xor));
}
}
public static void Not_V(AILEmitterCtx Context)
{
EmitVectorUnaryOpZx(Context, () => Context.Emit(OpCodes.Not));
}
public static void Orn_V(AILEmitterCtx Context)
{
EmitVectorBinaryOpZx(Context, () =>
{
Context.Emit(OpCodes.Not);
Context.Emit(OpCodes.Or);
});
}
public static void Orr_V(AILEmitterCtx Context)
{
if (AOptimizations.UseSse2)
{
EmitSse2Call(Context, nameof(Sse2.Or));
}
else
{
EmitVectorBinaryOpZx(Context, () => Context.Emit(OpCodes.Or));
}
}
public static void Orr_Vi(AILEmitterCtx Context)
{
EmitVectorImmBinaryOp(Context, () => Context.Emit(OpCodes.Or));
}
public static void Rev64_V(AILEmitterCtx Context)
{
AOpCodeSimd Op = (AOpCodeSimd)Context.CurrOp;
int Bytes = Context.CurrOp.GetBitsCount() >> 3;
int Elems = Bytes >> Op.Size;
int RevIndex = Elems - 1;
for (int Index = 0; Index < (Bytes >> Op.Size); Index++)
{
EmitVectorExtractZx(Context, Op.Rn, RevIndex--, Op.Size);
EmitVectorInsert(Context, Op.Rd, Index, Op.Size);
}
if (Op.RegisterSize == ARegisterSize.SIMD64)
{
EmitVectorZeroUpper(Context, Op.Rd);
}
}
}
}