794 lines
26 KiB
C#
794 lines
26 KiB
C#
using ChocolArm64.Decoders;
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using ChocolArm64.IntermediateRepresentation;
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using ChocolArm64.State;
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using ChocolArm64.Translation;
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using System;
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using System.Reflection.Emit;
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using System.Runtime.Intrinsics;
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using System.Runtime.Intrinsics.X86;
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using static ChocolArm64.Instructions.InstEmitSimdHelper;
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namespace ChocolArm64.Instructions
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{
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static partial class InstEmit
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{
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#region "Masks"
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private static readonly long[] _masksE0_TrnUzpXtn = new long[]
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{
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14L << 56 | 12L << 48 | 10L << 40 | 08L << 32 | 06L << 24 | 04L << 16 | 02L << 8 | 00L << 0,
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13L << 56 | 12L << 48 | 09L << 40 | 08L << 32 | 05L << 24 | 04L << 16 | 01L << 8 | 00L << 0,
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11L << 56 | 10L << 48 | 09L << 40 | 08L << 32 | 03L << 24 | 02L << 16 | 01L << 8 | 00L << 0
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};
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private static readonly long[] _masksE1_TrnUzp = new long[]
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{
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15L << 56 | 13L << 48 | 11L << 40 | 09L << 32 | 07L << 24 | 05L << 16 | 03L << 8 | 01L << 0,
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15L << 56 | 14L << 48 | 11L << 40 | 10L << 32 | 07L << 24 | 06L << 16 | 03L << 8 | 02L << 0,
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15L << 56 | 14L << 48 | 13L << 40 | 12L << 32 | 07L << 24 | 06L << 16 | 05L << 8 | 04L << 0
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};
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private static readonly long[] _masksE0_Uzp = new long[]
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{
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13L << 56 | 09L << 48 | 05L << 40 | 01L << 32 | 12L << 24 | 08L << 16 | 04L << 8 | 00L << 0,
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11L << 56 | 10L << 48 | 03L << 40 | 02L << 32 | 09L << 24 | 08L << 16 | 01L << 8 | 00L << 0
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};
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private static readonly long[] _masksE1_Uzp = new long[]
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{
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15L << 56 | 11L << 48 | 07L << 40 | 03L << 32 | 14L << 24 | 10L << 16 | 06L << 8 | 02L << 0,
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15L << 56 | 14L << 48 | 07L << 40 | 06L << 32 | 13L << 24 | 12L << 16 | 05L << 8 | 04L << 0
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};
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#endregion
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public static void Dup_Gp(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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if (Optimizations.UseSse2)
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{
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Type[] typesSav = new Type[] { UIntTypesPerSizeLog2[op.Size] };
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context.EmitLdintzr(op.Rn);
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switch (op.Size)
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{
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case 0: context.Emit(OpCodes.Conv_U1); break;
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case 1: context.Emit(OpCodes.Conv_U2); break;
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case 2: context.Emit(OpCodes.Conv_U4); break;
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}
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
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context.EmitStvec(op.Rd);
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}
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else
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{
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int bytes = op.GetBitsCount() >> 3;
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int elems = bytes >> op.Size;
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for (int index = 0; index < elems; index++)
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{
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context.EmitLdintzr(op.Rn);
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EmitVectorInsert(context, op.Rd, index, op.Size);
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}
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}
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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EmitVectorZeroUpper(context, op.Rd);
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}
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}
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public static void Dup_S(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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EmitVectorExtractZx(context, op.Rn, op.DstIndex, op.Size);
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EmitScalarSet(context, op.Rd, op.Size);
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}
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public static void Dup_V(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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if (Optimizations.UseSse2)
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{
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Type[] typesSav = new Type[] { UIntTypesPerSizeLog2[op.Size] };
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EmitVectorExtractZx(context, op.Rn, op.DstIndex, op.Size);
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switch (op.Size)
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{
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case 0: context.Emit(OpCodes.Conv_U1); break;
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case 1: context.Emit(OpCodes.Conv_U2); break;
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case 2: context.Emit(OpCodes.Conv_U4); break;
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}
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
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context.EmitStvec(op.Rd);
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}
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else
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{
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int bytes = op.GetBitsCount() >> 3;
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int elems = bytes >> op.Size;
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for (int index = 0; index < elems; index++)
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{
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EmitVectorExtractZx(context, op.Rn, op.DstIndex, op.Size);
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EmitVectorInsert(context, op.Rd, index, op.Size);
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}
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}
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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EmitVectorZeroUpper(context, op.Rd);
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}
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}
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public static void Ext_V(ILEmitterCtx context)
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{
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OpCodeSimdExt64 op = (OpCodeSimdExt64)context.CurrOp;
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if (Optimizations.UseSse2)
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{
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Type[] typesShs = new Type[] { typeof(Vector128<byte>), typeof(byte) };
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Type[] typesOr = new Type[] { typeof(Vector128<byte>), typeof(Vector128<byte>) };
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context.EmitLdvec(op.Rn);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MoveLowToHigh)));
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}
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context.EmitLdc_I4(op.Imm4);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesShs));
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context.EmitLdvec(op.Rm);
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context.EmitLdc_I4((op.RegisterSize == RegisterSize.Simd64 ? 8 : 16) - op.Imm4);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical128BitLane), typesShs));
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MoveLowToHigh)));
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}
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Or), typesOr));
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context.EmitStvec(op.Rd);
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}
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else
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{
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int bytes = op.GetBitsCount() >> 3;
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int position = op.Imm4;
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for (int index = 0; index < bytes; index++)
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{
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int reg = op.Imm4 + index < bytes ? op.Rn : op.Rm;
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if (position == bytes)
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{
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position = 0;
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}
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EmitVectorExtractZx(context, reg, position++, 0);
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EmitVectorInsertTmp(context, index, 0);
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}
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context.EmitLdvectmp();
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context.EmitStvec(op.Rd);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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EmitVectorZeroUpper(context, op.Rd);
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}
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}
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}
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public static void Fcsel_S(ILEmitterCtx context)
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{
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OpCodeSimdFcond64 op = (OpCodeSimdFcond64)context.CurrOp;
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ILLabel lblTrue = new ILLabel();
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ILLabel lblEnd = new ILLabel();
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context.EmitCondBranch(lblTrue, op.Cond);
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EmitVectorExtractF(context, op.Rm, 0, op.Size);
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context.Emit(OpCodes.Br_S, lblEnd);
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context.MarkLabel(lblTrue);
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EmitVectorExtractF(context, op.Rn, 0, op.Size);
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context.MarkLabel(lblEnd);
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EmitScalarSetF(context, op.Rd, op.Size);
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}
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public static void Fmov_Ftoi(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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EmitVectorExtractZx(context, op.Rn, 0, op.Size + 2);
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context.EmitStintzr(op.Rd);
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}
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public static void Fmov_Ftoi1(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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EmitVectorExtractZx(context, op.Rn, 1, 3);
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context.EmitStintzr(op.Rd);
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}
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public static void Fmov_Itof(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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context.EmitLdintzr(op.Rn);
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EmitScalarSet(context, op.Rd, op.Size + 2);
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}
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public static void Fmov_Itof1(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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context.EmitLdintzr(op.Rn);
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EmitVectorInsert(context, op.Rd, 1, 3);
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}
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public static void Fmov_S(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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EmitVectorExtractF(context, op.Rn, 0, op.Size);
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EmitScalarSetF(context, op.Rd, op.Size);
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}
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public static void Fmov_Si(ILEmitterCtx context)
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{
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OpCodeSimdFmov64 op = (OpCodeSimdFmov64)context.CurrOp;
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context.EmitLdc_I8(op.Imm);
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EmitScalarSet(context, op.Rd, op.Size + 2);
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}
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public static void Fmov_Vi(ILEmitterCtx context)
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{
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OpCodeSimdImm64 op = (OpCodeSimdImm64)context.CurrOp;
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int elems = op.RegisterSize == RegisterSize.Simd128 ? 4 : 2;
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for (int index = 0; index < (elems >> op.Size); index++)
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{
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context.EmitLdc_I8(op.Imm);
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EmitVectorInsert(context, op.Rd, index, op.Size + 2);
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}
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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EmitVectorZeroUpper(context, op.Rd);
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}
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}
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public static void Ins_Gp(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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context.EmitLdintzr(op.Rn);
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EmitVectorInsert(context, op.Rd, op.DstIndex, op.Size);
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}
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public static void Ins_V(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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EmitVectorExtractZx(context, op.Rn, op.SrcIndex, op.Size);
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EmitVectorInsert(context, op.Rd, op.DstIndex, op.Size);
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}
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public static void Movi_V(ILEmitterCtx context)
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{
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if (Optimizations.UseSse2)
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{
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EmitMoviMvni(context, not: false);
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}
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else
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{
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EmitVectorImmUnaryOp(context, () => { });
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}
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}
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public static void Mvni_V(ILEmitterCtx context)
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{
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if (Optimizations.UseSse2)
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{
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EmitMoviMvni(context, not: true);
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}
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else
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{
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EmitVectorImmUnaryOp(context, () => context.Emit(OpCodes.Not));
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}
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}
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public static void Smov_S(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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EmitVectorExtractSx(context, op.Rn, op.DstIndex, op.Size);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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context.Emit(OpCodes.Conv_U4);
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context.Emit(OpCodes.Conv_U8);
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}
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context.EmitStintzr(op.Rd);
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}
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public static void Tbl_V(ILEmitterCtx context)
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{
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OpCodeSimdTbl64 op = (OpCodeSimdTbl64)context.CurrOp;
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if (Optimizations.UseSsse3)
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{
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Type[] typesCmpSflSub = new Type[] { typeof(Vector128<sbyte>), typeof(Vector128<sbyte>) };
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Type[] typesOr = new Type[] { typeof(Vector128<long>), typeof(Vector128<long>) };
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Type[] typesSav = new Type[] { typeof(long) };
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context.EmitLdvec(op.Rn);
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context.EmitLdvec(op.Rm);
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context.EmitLdc_I8(0x0F0F0F0F0F0F0F0FL);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
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context.EmitStvectmp2();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareGreaterThan), typesCmpSflSub));
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context.EmitLdvec(op.Rm);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Or), typesOr));
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context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), typesCmpSflSub));
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for (int index = 1; index < op.Size; index++)
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{
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context.EmitLdvec((op.Rn + index) & 0x1F);
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context.EmitLdvec(op.Rm);
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context.EmitLdc_I8(0x1010101010101010L * index);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesCmpSflSub));
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context.EmitStvectmp();
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareGreaterThan), typesCmpSflSub));
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context.EmitLdvectmp();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Or), typesOr));
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context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), typesCmpSflSub));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Or), typesOr));
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}
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context.EmitStvec(op.Rd);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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EmitVectorZeroUpper(context, op.Rd);
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}
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}
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else
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{
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context.EmitLdvec(op.Rm);
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for (int index = 0; index < op.Size; index++)
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{
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context.EmitLdvec((op.Rn + index) & 0x1F);
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}
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switch (op.Size)
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{
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case 1: VectorHelper.EmitCall(context,
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nameof(VectorHelper.Tbl1_V64),
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nameof(VectorHelper.Tbl1_V128)); break;
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case 2: VectorHelper.EmitCall(context,
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nameof(VectorHelper.Tbl2_V64),
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nameof(VectorHelper.Tbl2_V128)); break;
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case 3: VectorHelper.EmitCall(context,
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nameof(VectorHelper.Tbl3_V64),
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nameof(VectorHelper.Tbl3_V128)); break;
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case 4: VectorHelper.EmitCall(context,
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nameof(VectorHelper.Tbl4_V64),
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nameof(VectorHelper.Tbl4_V128)); break;
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default: throw new InvalidOperationException();
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}
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context.EmitStvec(op.Rd);
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}
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}
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public static void Trn1_V(ILEmitterCtx context)
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{
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EmitVectorTranspose(context, part: 0);
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}
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public static void Trn2_V(ILEmitterCtx context)
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{
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EmitVectorTranspose(context, part: 1);
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}
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public static void Umov_S(ILEmitterCtx context)
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{
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OpCodeSimdIns64 op = (OpCodeSimdIns64)context.CurrOp;
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EmitVectorExtractZx(context, op.Rn, op.DstIndex, op.Size);
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context.EmitStintzr(op.Rd);
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}
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public static void Uzp1_V(ILEmitterCtx context)
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{
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EmitVectorUnzip(context, part: 0);
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}
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public static void Uzp2_V(ILEmitterCtx context)
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{
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EmitVectorUnzip(context, part: 1);
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}
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public static void Xtn_V(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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if (Optimizations.UseSsse3)
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{
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Type[] typesSve = new Type[] { typeof(long), typeof(long) };
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string nameMov = op.RegisterSize == RegisterSize.Simd128
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? nameof(Sse.MoveLowToHigh)
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: nameof(Sse.MoveHighToLow);
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context.EmitLdvec(op.Rd);
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.MoveLowToHigh)));
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context.EmitLdvec(op.Rn); // value
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context.EmitLdc_I8(_masksE0_TrnUzpXtn[op.Size]); // mask
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context.Emit(OpCodes.Dup); // mask
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetVector128), typesSve));
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context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), GetTypesSflUpk(0)));
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context.EmitCall(typeof(Sse).GetMethod(nameMov));
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context.EmitStvec(op.Rd);
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}
|
|
else
|
|
{
|
|
int elems = 8 >> op.Size;
|
|
|
|
int part = op.RegisterSize == RegisterSize.Simd128 ? elems : 0;
|
|
|
|
if (part != 0)
|
|
{
|
|
context.EmitLdvec(op.Rd);
|
|
context.EmitStvectmp();
|
|
}
|
|
|
|
for (int index = 0; index < elems; index++)
|
|
{
|
|
EmitVectorExtractZx(context, op.Rn, index, op.Size + 1);
|
|
|
|
EmitVectorInsertTmp(context, part + index, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (part == 0)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void Zip1_V(ILEmitterCtx context)
|
|
{
|
|
EmitVectorZip(context, part: 0);
|
|
}
|
|
|
|
public static void Zip2_V(ILEmitterCtx context)
|
|
{
|
|
EmitVectorZip(context, part: 1);
|
|
}
|
|
|
|
private static void EmitMoviMvni(ILEmitterCtx context, bool not)
|
|
{
|
|
OpCodeSimdImm64 op = (OpCodeSimdImm64)context.CurrOp;
|
|
|
|
Type[] typesSav = new Type[] { UIntTypesPerSizeLog2[op.Size] };
|
|
|
|
long imm = op.Imm;
|
|
|
|
if (not)
|
|
{
|
|
imm = ~imm;
|
|
}
|
|
|
|
if (op.Size < 3)
|
|
{
|
|
context.EmitLdc_I4((int)imm);
|
|
}
|
|
else
|
|
{
|
|
context.EmitLdc_I8(imm);
|
|
}
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
|
|
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
|
|
private static void EmitVectorTranspose(ILEmitterCtx context, int part)
|
|
{
|
|
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSsse3)
|
|
{
|
|
Type[] typesSve = new Type[] { typeof(long), typeof(long) };
|
|
|
|
string nameUpk = part == 0
|
|
? nameof(Sse2.UnpackLow)
|
|
: nameof(Sse2.UnpackHigh);
|
|
|
|
context.EmitLdvec(op.Rn); // value
|
|
|
|
if (op.Size < 3)
|
|
{
|
|
context.EmitLdc_I8(_masksE1_TrnUzp [op.Size]); // maskE1
|
|
context.EmitLdc_I8(_masksE0_TrnUzpXtn[op.Size]); // maskE0
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetVector128), typesSve));
|
|
|
|
context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), GetTypesSflUpk(0)));
|
|
}
|
|
|
|
context.EmitLdvec(op.Rm); // value
|
|
|
|
if (op.Size < 3)
|
|
{
|
|
context.EmitLdc_I8(_masksE1_TrnUzp [op.Size]); // maskE1
|
|
context.EmitLdc_I8(_masksE0_TrnUzpXtn[op.Size]); // maskE0
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetVector128), typesSve));
|
|
|
|
context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), GetTypesSflUpk(0)));
|
|
}
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameUpk, GetTypesSflUpk(op.Size)));
|
|
|
|
context.EmitStvec(op.Rd);
|
|
}
|
|
else
|
|
{
|
|
int words = op.GetBitsCount() >> 4;
|
|
int pairs = words >> op.Size;
|
|
|
|
for (int index = 0; index < pairs; index++)
|
|
{
|
|
int idx = index << 1;
|
|
|
|
EmitVectorExtractZx(context, op.Rn, idx + part, op.Size);
|
|
EmitVectorExtractZx(context, op.Rm, idx + part, op.Size);
|
|
|
|
EmitVectorInsertTmp(context, idx + 1, op.Size);
|
|
EmitVectorInsertTmp(context, idx, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
}
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
|
|
private static void EmitVectorUnzip(ILEmitterCtx context, int part)
|
|
{
|
|
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSsse3)
|
|
{
|
|
Type[] typesSve = new Type[] { typeof(long), typeof(long) };
|
|
|
|
string nameUpk = part == 0
|
|
? nameof(Sse2.UnpackLow)
|
|
: nameof(Sse2.UnpackHigh);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd128)
|
|
{
|
|
context.EmitLdvec(op.Rn); // value
|
|
|
|
if (op.Size < 3)
|
|
{
|
|
context.EmitLdc_I8(_masksE1_TrnUzp [op.Size]); // maskE1
|
|
context.EmitLdc_I8(_masksE0_TrnUzpXtn[op.Size]); // maskE0
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetVector128), typesSve));
|
|
|
|
context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), GetTypesSflUpk(0)));
|
|
}
|
|
|
|
context.EmitLdvec(op.Rm); // value
|
|
|
|
if (op.Size < 3)
|
|
{
|
|
context.EmitLdc_I8(_masksE1_TrnUzp [op.Size]); // maskE1
|
|
context.EmitLdc_I8(_masksE0_TrnUzpXtn[op.Size]); // maskE0
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetVector128), typesSve));
|
|
|
|
context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), GetTypesSflUpk(0)));
|
|
}
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameUpk, GetTypesSflUpk(3)));
|
|
|
|
context.EmitStvec(op.Rd);
|
|
}
|
|
else
|
|
{
|
|
context.EmitLdvec(op.Rn);
|
|
context.EmitLdvec(op.Rm);
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.UnpackLow), GetTypesSflUpk(op.Size))); // value
|
|
|
|
if (op.Size < 2)
|
|
{
|
|
context.EmitLdc_I8(_masksE1_Uzp[op.Size]); // maskE1
|
|
context.EmitLdc_I8(_masksE0_Uzp[op.Size]); // maskE0
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetVector128), typesSve));
|
|
|
|
context.EmitCall(typeof(Ssse3).GetMethod(nameof(Ssse3.Shuffle), GetTypesSflUpk(0)));
|
|
}
|
|
|
|
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameUpk, GetTypesSflUpk(3)));
|
|
|
|
context.EmitStvec(op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int words = op.GetBitsCount() >> 4;
|
|
int pairs = words >> op.Size;
|
|
|
|
for (int index = 0; index < pairs; index++)
|
|
{
|
|
int idx = index << 1;
|
|
|
|
EmitVectorExtractZx(context, op.Rn, idx + part, op.Size);
|
|
EmitVectorExtractZx(context, op.Rm, idx + part, op.Size);
|
|
|
|
EmitVectorInsertTmp(context, pairs + index, op.Size);
|
|
EmitVectorInsertTmp(context, index, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static void EmitVectorZip(ILEmitterCtx context, int part)
|
|
{
|
|
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSse2)
|
|
{
|
|
string nameUpk = part == 0
|
|
? nameof(Sse2.UnpackLow)
|
|
: nameof(Sse2.UnpackHigh);
|
|
|
|
context.EmitLdvec(op.Rn);
|
|
context.EmitLdvec(op.Rm);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd128)
|
|
{
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameUpk, GetTypesSflUpk(op.Size)));
|
|
}
|
|
else
|
|
{
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.UnpackLow), GetTypesSflUpk(op.Size)));
|
|
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameUpk, GetTypesSflUpk(3)));
|
|
}
|
|
|
|
context.EmitStvec(op.Rd);
|
|
}
|
|
else
|
|
{
|
|
int words = op.GetBitsCount() >> 4;
|
|
int pairs = words >> op.Size;
|
|
|
|
int Base = part != 0 ? pairs : 0;
|
|
|
|
for (int index = 0; index < pairs; index++)
|
|
{
|
|
int idx = index << 1;
|
|
|
|
EmitVectorExtractZx(context, op.Rn, Base + index, op.Size);
|
|
EmitVectorExtractZx(context, op.Rm, Base + index, op.Size);
|
|
|
|
EmitVectorInsertTmp(context, idx + 1, op.Size);
|
|
EmitVectorInsertTmp(context, idx, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static Type[] GetTypesSflUpk(int size)
|
|
{
|
|
return new Type[] { VectorIntTypesPerSizeLog2[size], VectorIntTypesPerSizeLog2[size] };
|
|
}
|
|
}
|
|
}
|