Fix Sshl_V; Add S/Uqrshl_V, S/Uqshl_V, S/Urshl_V; Add Tests. (#516)
* Update OpCodeTable.cs * Update InstEmitSimdShift.cs * Update SoftFallback.cs * Update CpuTestSimdReg.cs * Nit. * Update SoftFallback.cs * Update Optimizations.cs * Update InstEmitSimdLogical.cs * Update InstEmitSimdArithmetic.cs
This commit is contained in:
LDj3SNuD
gdkchan
parent
c0dc0f2c3f
commit
5ed6e570cf
7 changed files with 716 additions and 132 deletions
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@ -10,8 +10,8 @@ namespace ChocolArm64.Decoders
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public OpCodeSimdFcond64(Inst inst, long position, int opCode) : base(inst, position, opCode)
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{
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Nzcv = (opCode >> 0) & 0xf;
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Nzcv = (opCode >> 0) & 0xf;
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Cond = (Cond)((opCode >> 12) & 0xf);
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}
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}
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}
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}
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@ -1638,7 +1638,34 @@ namespace ChocolArm64.Instructions
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public static void Neg_V(ILEmitterCtx context)
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{
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EmitVectorUnaryOpSx(context, () => context.Emit(OpCodes.Neg));
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if (Optimizations.UseSse2)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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Type[] typesSub = new Type[] { VectorIntTypesPerSizeLog2[op.Size], VectorIntTypesPerSizeLog2[op.Size] };
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string[] namesSzv = new string[] { nameof(VectorHelper.VectorSByteZero),
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nameof(VectorHelper.VectorInt16Zero),
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nameof(VectorHelper.VectorInt32Zero),
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nameof(VectorHelper.VectorInt64Zero) };
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VectorHelper.EmitCall(context, namesSzv[op.Size]);
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EmitLdvecWithSignedCast(context, op.Rn, op.Size);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Subtract), typesSub));
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EmitStvecWithSignedCast(context, op.Rd, op.Size);
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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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EmitVectorUnaryOpSx(context, () => context.Emit(OpCodes.Neg));
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}
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}
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public static void Raddhn_V(ILEmitterCtx context)
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@ -3,6 +3,7 @@ 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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@ -29,18 +30,14 @@ namespace ChocolArm64.Instructions
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
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EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
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Type[] typesAndNot = new Type[] { typeof(Vector128<byte>), typeof(Vector128<byte>) };
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Type[] types = new Type[]
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{
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VectorUIntTypesPerSizeLog2[op.Size],
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VectorUIntTypesPerSizeLog2[op.Size]
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};
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EmitLdvecWithUnsignedCast(context, op.Rm, 0);
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EmitLdvecWithUnsignedCast(context, op.Rn, 0);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.AndNot), types));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.AndNot), typesAndNot));
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EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
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EmitStvecWithUnsignedCast(context, op.Rd, 0);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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@ -68,41 +65,34 @@ namespace ChocolArm64.Instructions
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public static void Bif_V(ILEmitterCtx context)
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{
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EmitBitBif(context, true);
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EmitBifBit(context, notRm: true);
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}
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public static void Bit_V(ILEmitterCtx context)
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{
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EmitBitBif(context, false);
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EmitBifBit(context, notRm: false);
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}
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private static void EmitBitBif(ILEmitterCtx context, bool notRm)
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private static void EmitBifBit(ILEmitterCtx context, bool notRm)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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if (Optimizations.UseSse2)
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{
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Type[] types = new Type[]
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{
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VectorUIntTypesPerSizeLog2[op.Size],
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VectorUIntTypesPerSizeLog2[op.Size]
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};
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Type[] typesXorAndNot = new Type[] { typeof(Vector128<byte>), typeof(Vector128<byte>) };
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EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
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EmitLdvecWithUnsignedCast(context, op.Rd, op.Size);
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EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
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string nameAndNot = notRm ? nameof(Sse2.AndNot) : nameof(Sse2.And);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), types));
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EmitLdvecWithUnsignedCast(context, op.Rd, 0);
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EmitLdvecWithUnsignedCast(context, op.Rm, 0);
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EmitLdvecWithUnsignedCast(context, op.Rn, 0);
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EmitLdvecWithUnsignedCast(context, op.Rd, 0);
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string name = notRm ? nameof(Sse2.AndNot) : nameof(Sse2.And);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), typesXorAndNot));
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context.EmitCall(typeof(Sse2).GetMethod(nameAndNot, typesXorAndNot));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), typesXorAndNot));
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context.EmitCall(typeof(Sse2).GetMethod(name, types));
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EmitLdvecWithUnsignedCast(context, op.Rd, op.Size);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), types));
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EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
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EmitStvecWithUnsignedCast(context, op.Rd, 0);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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@ -111,17 +101,18 @@ namespace ChocolArm64.Instructions
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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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int elems = op.RegisterSize == RegisterSize.Simd128 ? 2 : 1;
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for (int index = 0; index < elems; index++)
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{
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EmitVectorExtractZx(context, op.Rd, index, op.Size);
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EmitVectorExtractZx(context, op.Rn, index, op.Size);
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EmitVectorExtractZx(context, op.Rd, index, 3);
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context.Emit(OpCodes.Dup);
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EmitVectorExtractZx(context, op.Rn, index, 3);
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context.Emit(OpCodes.Xor);
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EmitVectorExtractZx(context, op.Rm, index, op.Size);
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EmitVectorExtractZx(context, op.Rm, index, 3);
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if (notRm)
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{
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@ -130,11 +121,9 @@ namespace ChocolArm64.Instructions
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context.Emit(OpCodes.And);
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EmitVectorExtractZx(context, op.Rd, index, op.Size);
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context.Emit(OpCodes.Xor);
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EmitVectorInsert(context, op.Rd, index, op.Size);
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EmitVectorInsert(context, op.Rd, index, 3);
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}
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if (op.RegisterSize == RegisterSize.Simd64)
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@ -150,26 +139,22 @@ namespace ChocolArm64.Instructions
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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Type[] types = new Type[]
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{
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VectorUIntTypesPerSizeLog2[op.Size],
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VectorUIntTypesPerSizeLog2[op.Size]
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};
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Type[] typesXorAnd = new Type[] { typeof(Vector128<byte>), typeof(Vector128<byte>) };
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EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
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EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
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EmitLdvecWithUnsignedCast(context, op.Rm, 0);
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context.Emit(OpCodes.Dup);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), types));
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EmitLdvecWithUnsignedCast(context, op.Rn, 0);
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EmitLdvecWithUnsignedCast(context, op.Rd, op.Size);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), typesXorAnd));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.And), types));
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EmitLdvecWithUnsignedCast(context, op.Rd, 0);
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EmitLdvecWithUnsignedCast(context, op.Rm, op.Size);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.And), typesXorAnd));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), types));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Xor), typesXorAnd));
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EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
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EmitStvecWithUnsignedCast(context, op.Rd, 0);
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if (op.RegisterSize == RegisterSize.Simd64)
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{
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@ -207,16 +192,66 @@ namespace ChocolArm64.Instructions
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public static void Not_V(ILEmitterCtx context)
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{
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EmitVectorUnaryOpZx(context, () => context.Emit(OpCodes.Not));
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if (Optimizations.UseSse2)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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Type[] typesSav = new Type[] { typeof(byte) };
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Type[] typesAndNot = new Type[] { typeof(Vector128<byte>), typeof(Vector128<byte>) };
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EmitLdvecWithUnsignedCast(context, op.Rn, 0);
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context.EmitLdc_I4(byte.MaxValue);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.AndNot), typesAndNot));
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EmitStvecWithUnsignedCast(context, op.Rd, 0);
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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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EmitVectorUnaryOpZx(context, () => context.Emit(OpCodes.Not));
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}
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}
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public static void Orn_V(ILEmitterCtx context)
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{
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EmitVectorBinaryOpZx(context, () =>
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if (Optimizations.UseSse2)
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{
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context.Emit(OpCodes.Not);
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context.Emit(OpCodes.Or);
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});
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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Type[] typesSav = new Type[] { typeof(byte) };
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Type[] typesAndNotOr = new Type[] { typeof(Vector128<byte>), typeof(Vector128<byte>) };
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EmitLdvecWithUnsignedCast(context, op.Rn, 0);
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EmitLdvecWithUnsignedCast(context, op.Rm, 0);
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context.EmitLdc_I4(byte.MaxValue);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.SetAllVector128), typesSav));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.AndNot), typesAndNotOr));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Or), typesAndNotOr));
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EmitStvecWithUnsignedCast(context, op.Rd, 0);
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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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EmitVectorBinaryOpZx(context, () =>
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{
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context.Emit(OpCodes.Not);
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context.Emit(OpCodes.Or);
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});
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}
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}
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public static void Orr_V(ILEmitterCtx context)
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@ -263,28 +298,122 @@ namespace ChocolArm64.Instructions
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public static void Rev16_V(ILEmitterCtx context)
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{
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EmitRev_V(context, containerSize: 1);
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if (Optimizations.UseSsse3)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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Type[] typesSve = new Type[] { typeof(long), typeof(long) };
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Type[] typesSfl = new Type[] { typeof(Vector128<sbyte>), typeof(Vector128<sbyte>) };
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EmitLdvecWithSignedCast(context, op.Rn, 0); // value
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context.EmitLdc_I8(14L << 56 | 15L << 48 | 12L << 40 | 13L << 32 | 10L << 24 | 11L << 16 | 08L << 8 | 09L << 0); // maskE1
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context.EmitLdc_I8(06L << 56 | 07L << 48 | 04L << 40 | 05L << 32 | 02L << 24 | 03L << 16 | 00L << 8 | 01L << 0); // maskE0
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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), typesSfl));
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EmitStvecWithSignedCast(context, op.Rd, 0);
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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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EmitRev_V(context, containerSize: 1);
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}
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}
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public static void Rev32_V(ILEmitterCtx context)
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{
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EmitRev_V(context, containerSize: 2);
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if (Optimizations.UseSsse3)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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Type[] typesSve = new Type[] { typeof(long), typeof(long) };
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Type[] typesSfl = new Type[] { typeof(Vector128<sbyte>), typeof(Vector128<sbyte>) };
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EmitLdvecWithSignedCast(context, op.Rn, op.Size); // value
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if (op.Size == 0)
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{
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context.EmitLdc_I8(12L << 56 | 13L << 48 | 14L << 40 | 15L << 32 | 08L << 24 | 09L << 16 | 10L << 8 | 11L << 0); // maskE1
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context.EmitLdc_I8(04L << 56 | 05L << 48 | 06L << 40 | 07L << 32 | 00L << 24 | 01L << 16 | 02L << 8 | 03L << 0); // maskE0
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}
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else /* if (op.Size == 1) */
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{
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context.EmitLdc_I8(13L << 56 | 12L << 48 | 15L << 40 | 14L << 32 | 09L << 24 | 08L << 16 | 11L << 8 | 10L << 0); // maskE1
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context.EmitLdc_I8(05L << 56 | 04L << 48 | 07L << 40 | 06L << 32 | 01L << 24 | 00L << 16 | 03L << 8 | 02L << 0); // maskE0
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}
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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), typesSfl));
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EmitStvecWithSignedCast(context, op.Rd, op.Size);
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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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EmitRev_V(context, containerSize: 2);
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}
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}
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public static void Rev64_V(ILEmitterCtx context)
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{
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EmitRev_V(context, containerSize: 3);
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if (Optimizations.UseSsse3)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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Type[] typesSve = new Type[] { typeof(long), typeof(long) };
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Type[] typesSfl = new Type[] { typeof(Vector128<sbyte>), typeof(Vector128<sbyte>) };
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EmitLdvecWithSignedCast(context, op.Rn, op.Size); // value
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if (op.Size == 0)
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{
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context.EmitLdc_I8(08L << 56 | 09L << 48 | 10L << 40 | 11L << 32 | 12L << 24 | 13L << 16 | 14L << 8 | 15L << 0); // maskE1
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context.EmitLdc_I8(00L << 56 | 01L << 48 | 02L << 40 | 03L << 32 | 04L << 24 | 05L << 16 | 06L << 8 | 07L << 0); // maskE0
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}
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else if (op.Size == 1)
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{
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context.EmitLdc_I8(09L << 56 | 08L << 48 | 11L << 40 | 10L << 32 | 13L << 24 | 12L << 16 | 15L << 8 | 14L << 0); // maskE1
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context.EmitLdc_I8(01L << 56 | 00L << 48 | 03L << 40 | 02L << 32 | 05L << 24 | 04L << 16 | 07L << 8 | 06L << 0); // maskE0
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}
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else /* if (op.Size == 2) */
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{
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context.EmitLdc_I8(11L << 56 | 10L << 48 | 09L << 40 | 08L << 32 | 15L << 24 | 14L << 16 | 13L << 8 | 12L << 0); // maskE1
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context.EmitLdc_I8(03L << 56 | 02L << 48 | 01L << 40 | 00L << 32 | 07L << 24 | 06L << 16 | 05L << 8 | 04L << 0); // maskE0
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}
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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), typesSfl));
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EmitStvecWithSignedCast(context, op.Rd, op.Size);
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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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EmitRev_V(context, containerSize: 3);
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}
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}
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private static void EmitRev_V(ILEmitterCtx context, int containerSize)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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|
||||
if (op.Size >= containerSize)
|
||||
{
|
||||
throw new InvalidOperationException();
|
||||
}
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
|
|
|
|||
|
|
@ -110,6 +110,34 @@ namespace ChocolArm64.Instructions
|
|||
}
|
||||
}
|
||||
|
||||
public static void Sqrshl_V(ILEmitterCtx context)
|
||||
{
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractSx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractSx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_1);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
context.EmitLdarg(TranslatedSub.StateArgIdx);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlRegSatQ));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Sqrshrn_S(ILEmitterCtx context)
|
||||
{
|
||||
EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarSxSx);
|
||||
|
|
@ -130,6 +158,34 @@ namespace ChocolArm64.Instructions
|
|||
EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxZx);
|
||||
}
|
||||
|
||||
public static void Sqshl_V(ILEmitterCtx context)
|
||||
{
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractSx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractSx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_0);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
context.EmitLdarg(TranslatedSub.StateArgIdx);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlRegSatQ));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Sqshrn_S(ILEmitterCtx context)
|
||||
{
|
||||
EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarSxSx);
|
||||
|
|
@ -150,6 +206,32 @@ namespace ChocolArm64.Instructions
|
|||
EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxZx);
|
||||
}
|
||||
|
||||
public static void Srshl_V(ILEmitterCtx context)
|
||||
{
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractSx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractSx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_1);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlReg));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Srshr_S(ILEmitterCtx context)
|
||||
{
|
||||
EmitScalarShrImmOpSx(context, ShrImmFlags.Round);
|
||||
|
|
@ -252,7 +334,28 @@ namespace ChocolArm64.Instructions
|
|||
|
||||
public static void Sshl_V(ILEmitterCtx context)
|
||||
{
|
||||
EmitVectorShl(context, signed: true);
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractSx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractSx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_0);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlReg));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Sshll_V(ILEmitterCtx context)
|
||||
|
|
@ -330,6 +433,34 @@ namespace ChocolArm64.Instructions
|
|||
}
|
||||
}
|
||||
|
||||
public static void Uqrshl_V(ILEmitterCtx context)
|
||||
{
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractZx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractZx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_1);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
context.EmitLdarg(TranslatedSub.StateArgIdx);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.UnsignedShlRegSatQ));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Uqrshrn_S(ILEmitterCtx context)
|
||||
{
|
||||
EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarZxZx);
|
||||
|
|
@ -340,6 +471,34 @@ namespace ChocolArm64.Instructions
|
|||
EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorZxZx);
|
||||
}
|
||||
|
||||
public static void Uqshl_V(ILEmitterCtx context)
|
||||
{
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractZx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractZx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_0);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
context.EmitLdarg(TranslatedSub.StateArgIdx);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.UnsignedShlRegSatQ));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Uqshrn_S(ILEmitterCtx context)
|
||||
{
|
||||
EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarZxZx);
|
||||
|
|
@ -350,6 +509,32 @@ namespace ChocolArm64.Instructions
|
|||
EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorZxZx);
|
||||
}
|
||||
|
||||
public static void Urshl_V(ILEmitterCtx context)
|
||||
{
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractZx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractZx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_1);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.UnsignedShlReg));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Urshr_S(ILEmitterCtx context)
|
||||
{
|
||||
EmitScalarShrImmOpZx(context, ShrImmFlags.Round);
|
||||
|
|
@ -450,7 +635,28 @@ namespace ChocolArm64.Instructions
|
|||
|
||||
public static void Ushl_V(ILEmitterCtx context)
|
||||
{
|
||||
EmitVectorShl(context, signed: false);
|
||||
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
||||
|
||||
int bytes = op.GetBitsCount() >> 3;
|
||||
int elems = bytes >> op.Size;
|
||||
|
||||
for (int index = 0; index < elems; index++)
|
||||
{
|
||||
EmitVectorExtractZx(context, op.Rn, index, op.Size);
|
||||
EmitVectorExtractZx(context, op.Rm, index, op.Size);
|
||||
|
||||
context.Emit(OpCodes.Ldc_I4_0);
|
||||
context.EmitLdc_I4(op.Size);
|
||||
|
||||
SoftFallback.EmitCall(context, nameof(SoftFallback.UnsignedShlReg));
|
||||
|
||||
EmitVectorInsert(context, op.Rd, index, op.Size);
|
||||
}
|
||||
|
||||
if (op.RegisterSize == RegisterSize.Simd64)
|
||||
{
|
||||
EmitVectorZeroUpper(context, op.Rd);
|
||||
}
|
||||
}
|
||||
|
||||
public static void Ushll_V(ILEmitterCtx context)
|
||||
|
|
@ -526,69 +732,6 @@ namespace ChocolArm64.Instructions
|
|||
}
|
||||
}
|
||||
|
||||
private static void EmitVectorShl(ILEmitterCtx context, bool signed)
|
||||
{
|
||||
//This instruction shifts the value on vector A by the number of bits
|
||||
//specified on the signed, lower 8 bits of vector B. If the shift value
|
||||
//is greater or equal to the data size of each lane, then the result is zero.
|
||||
//Additionally, negative shifts produces right shifts by the negated shift value.
|
||||
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
|
||||
|
||||
int maxShift = 8 << op.Size;
|
||||
|
||||
Action emit = () =>
|
||||
{
|
||||
ILLabel lblShl = new ILLabel();
|
||||
ILLabel lblZero = new ILLabel();
|
||||
ILLabel lblEnd = new ILLabel();
|
||||
|
||||
void EmitShift(OpCode ilOp)
|
||||
{
|
||||
context.Emit(OpCodes.Dup);
|
||||
|
||||
context.EmitLdc_I4(maxShift);
|
||||
|
||||
context.Emit(OpCodes.Bge_S, lblZero);
|
||||
context.Emit(ilOp);
|
||||
context.Emit(OpCodes.Br_S, lblEnd);
|
||||
}
|
||||
|
||||
context.Emit(OpCodes.Conv_I1);
|
||||
context.Emit(OpCodes.Dup);
|
||||
|
||||
context.EmitLdc_I4(0);
|
||||
|
||||
context.Emit(OpCodes.Bge_S, lblShl);
|
||||
context.Emit(OpCodes.Neg);
|
||||
|
||||
EmitShift(signed
|
||||
? OpCodes.Shr
|
||||
: OpCodes.Shr_Un);
|
||||
|
||||
context.MarkLabel(lblShl);
|
||||
|
||||
EmitShift(OpCodes.Shl);
|
||||
|
||||
context.MarkLabel(lblZero);
|
||||
|
||||
context.Emit(OpCodes.Pop);
|
||||
context.Emit(OpCodes.Pop);
|
||||
|
||||
context.EmitLdc_I8(0);
|
||||
|
||||
context.MarkLabel(lblEnd);
|
||||
};
|
||||
|
||||
if (signed)
|
||||
{
|
||||
EmitVectorBinaryOpSx(context, emit);
|
||||
}
|
||||
else
|
||||
{
|
||||
EmitVectorBinaryOpZx(context, emit);
|
||||
}
|
||||
}
|
||||
|
||||
[Flags]
|
||||
private enum ShrImmFlags
|
||||
{
|
||||
|
|
|
|||
|
|
@ -16,6 +16,283 @@ namespace ChocolArm64.Instructions
|
|||
context.EmitCall(typeof(SoftFallback), mthdName);
|
||||
}
|
||||
|
||||
#region "ShlReg"
|
||||
public static long SignedShlReg(long value, long shift, bool round, int size)
|
||||
{
|
||||
int eSize = 8 << size;
|
||||
|
||||
int shiftLsB = (sbyte)shift;
|
||||
|
||||
if (shiftLsB < 0)
|
||||
{
|
||||
return SignedShrReg(value, -shiftLsB, round, eSize);
|
||||
}
|
||||
else if (shiftLsB > 0)
|
||||
{
|
||||
if (shiftLsB >= eSize)
|
||||
{
|
||||
return 0L;
|
||||
}
|
||||
|
||||
return value << shiftLsB;
|
||||
}
|
||||
else /* if (shiftLsB == 0) */
|
||||
{
|
||||
return value;
|
||||
}
|
||||
}
|
||||
|
||||
public static ulong UnsignedShlReg(ulong value, ulong shift, bool round, int size)
|
||||
{
|
||||
int eSize = 8 << size;
|
||||
|
||||
int shiftLsB = (sbyte)shift;
|
||||
|
||||
if (shiftLsB < 0)
|
||||
{
|
||||
return UnsignedShrReg(value, -shiftLsB, round, eSize);
|
||||
}
|
||||
else if (shiftLsB > 0)
|
||||
{
|
||||
if (shiftLsB >= eSize)
|
||||
{
|
||||
return 0UL;
|
||||
}
|
||||
|
||||
return value << shiftLsB;
|
||||
}
|
||||
else /* if (shiftLsB == 0) */
|
||||
{
|
||||
return value;
|
||||
}
|
||||
}
|
||||
|
||||
public static long SignedShlRegSatQ(long value, long shift, bool round, int size, CpuThreadState state)
|
||||
{
|
||||
int eSize = 8 << size;
|
||||
|
||||
int shiftLsB = (sbyte)shift;
|
||||
|
||||
if (shiftLsB < 0)
|
||||
{
|
||||
return SignedShrReg(value, -shiftLsB, round, eSize);
|
||||
}
|
||||
else if (shiftLsB > 0)
|
||||
{
|
||||
if (shiftLsB >= eSize)
|
||||
{
|
||||
return SignedSignSatQ(value, eSize, state);
|
||||
}
|
||||
|
||||
if (eSize == 64)
|
||||
{
|
||||
long shl = value << shiftLsB;
|
||||
long shr = shl >> shiftLsB;
|
||||
|
||||
if (shr != value)
|
||||
{
|
||||
return SignedSignSatQ(value, eSize, state);
|
||||
}
|
||||
else /* if (shr == value) */
|
||||
{
|
||||
return shl;
|
||||
}
|
||||
}
|
||||
else /* if (eSize != 64) */
|
||||
{
|
||||
return SignedSrcSignedDstSatQ(value << shiftLsB, size, state);
|
||||
}
|
||||
}
|
||||
else /* if (shiftLsB == 0) */
|
||||
{
|
||||
return value;
|
||||
}
|
||||
}
|
||||
|
||||
public static ulong UnsignedShlRegSatQ(ulong value, ulong shift, bool round, int size, CpuThreadState state)
|
||||
{
|
||||
int eSize = 8 << size;
|
||||
|
||||
int shiftLsB = (sbyte)shift;
|
||||
|
||||
if (shiftLsB < 0)
|
||||
{
|
||||
return UnsignedShrReg(value, -shiftLsB, round, eSize);
|
||||
}
|
||||
else if (shiftLsB > 0)
|
||||
{
|
||||
if (shiftLsB >= eSize)
|
||||
{
|
||||
return UnsignedSignSatQ(value, eSize, state);
|
||||
}
|
||||
|
||||
if (eSize == 64)
|
||||
{
|
||||
ulong shl = value << shiftLsB;
|
||||
ulong shr = shl >> shiftLsB;
|
||||
|
||||
if (shr != value)
|
||||
{
|
||||
return UnsignedSignSatQ(value, eSize, state);
|
||||
}
|
||||
else /* if (shr == value) */
|
||||
{
|
||||
return shl;
|
||||
}
|
||||
}
|
||||
else /* if (eSize != 64) */
|
||||
{
|
||||
return UnsignedSrcUnsignedDstSatQ(value << shiftLsB, size, state);
|
||||
}
|
||||
}
|
||||
else /* if (shiftLsB == 0) */
|
||||
{
|
||||
return value;
|
||||
}
|
||||
}
|
||||
|
||||
private static long SignedShrReg(long value, int shift, bool round, int eSize) // shift := [1, 128]; eSize := {8, 16, 32, 64}.
|
||||
{
|
||||
if (round)
|
||||
{
|
||||
if (shift >= eSize)
|
||||
{
|
||||
return 0L;
|
||||
}
|
||||
|
||||
long roundConst = 1L << (shift - 1);
|
||||
|
||||
long add = value + roundConst;
|
||||
|
||||
if (eSize == 64)
|
||||
{
|
||||
if ((~value & (value ^ add)) < 0L)
|
||||
{
|
||||
return (long)((ulong)add >> shift);
|
||||
}
|
||||
else
|
||||
{
|
||||
return add >> shift;
|
||||
}
|
||||
}
|
||||
else /* if (eSize != 64) */
|
||||
{
|
||||
return add >> shift;
|
||||
}
|
||||
}
|
||||
else /* if (!round) */
|
||||
{
|
||||
if (shift >= eSize)
|
||||
{
|
||||
if (value < 0L)
|
||||
{
|
||||
return -1L;
|
||||
}
|
||||
else /* if (value >= 0L) */
|
||||
{
|
||||
return 0L;
|
||||
}
|
||||
}
|
||||
|
||||
return value >> shift;
|
||||
}
|
||||
}
|
||||
|
||||
private static ulong UnsignedShrReg(ulong value, int shift, bool round, int eSize) // shift := [1, 128]; eSize := {8, 16, 32, 64}.
|
||||
{
|
||||
if (round)
|
||||
{
|
||||
if (shift > 64)
|
||||
{
|
||||
return 0UL;
|
||||
}
|
||||
|
||||
ulong roundConst = 1UL << (shift - 1);
|
||||
|
||||
ulong add = value + roundConst;
|
||||
|
||||
if (eSize == 64)
|
||||
{
|
||||
if ((add < value) && (add < roundConst))
|
||||
{
|
||||
if (shift == 64)
|
||||
{
|
||||
return 1UL;
|
||||
}
|
||||
|
||||
return (add >> shift) | (0x8000000000000000UL >> (shift - 1));
|
||||
}
|
||||
else
|
||||
{
|
||||
if (shift == 64)
|
||||
{
|
||||
return 0UL;
|
||||
}
|
||||
|
||||
return add >> shift;
|
||||
}
|
||||
}
|
||||
else /* if (eSize != 64) */
|
||||
{
|
||||
if (shift == 64)
|
||||
{
|
||||
return 0UL;
|
||||
}
|
||||
|
||||
return add >> shift;
|
||||
}
|
||||
}
|
||||
else /* if (!round) */
|
||||
{
|
||||
if (shift >= eSize)
|
||||
{
|
||||
return 0UL;
|
||||
}
|
||||
|
||||
return value >> shift;
|
||||
}
|
||||
}
|
||||
|
||||
private static long SignedSignSatQ(long op, int eSize, CpuThreadState state) // eSize := {8, 16, 32, 64}.
|
||||
{
|
||||
long tMaxValue = (1L << (eSize - 1)) - 1L;
|
||||
long tMinValue = -(1L << (eSize - 1));
|
||||
|
||||
if (op > 0L)
|
||||
{
|
||||
state.SetFpsrFlag(Fpsr.Qc);
|
||||
|
||||
return tMaxValue;
|
||||
}
|
||||
else if (op < 0L)
|
||||
{
|
||||
state.SetFpsrFlag(Fpsr.Qc);
|
||||
|
||||
return tMinValue;
|
||||
}
|
||||
else
|
||||
{
|
||||
return 0L;
|
||||
}
|
||||
}
|
||||
|
||||
private static ulong UnsignedSignSatQ(ulong op, int eSize, CpuThreadState state) // eSize := {8, 16, 32, 64}.
|
||||
{
|
||||
ulong tMaxValue = ulong.MaxValue >> (64 - eSize);
|
||||
|
||||
if (op > 0UL)
|
||||
{
|
||||
state.SetFpsrFlag(Fpsr.Qc);
|
||||
|
||||
return tMaxValue;
|
||||
}
|
||||
else
|
||||
{
|
||||
return 0UL;
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
|
||||
#region "ShrImm64"
|
||||
public static long SignedShrImm64(long value, long roundConst, int shift)
|
||||
{
|
||||
|
|
@ -31,7 +308,7 @@ namespace ChocolArm64.Instructions
|
|||
{
|
||||
return -1L;
|
||||
}
|
||||
else
|
||||
else /* if (value >= 0L) */
|
||||
{
|
||||
return 0L;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -427,10 +427,12 @@ namespace ChocolArm64
|
|||
SetA64("01111110101xxxxx101101xxxxxxxxxx", InstEmit.Sqrdmulh_S, typeof(OpCodeSimdReg64));
|
||||
SetA64("0x101110011xxxxx101101xxxxxxxxxx", InstEmit.Sqrdmulh_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0x101110101xxxxx101101xxxxxxxxxx", InstEmit.Sqrdmulh_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0>001110<<1xxxxx010111xxxxxxxxxx", InstEmit.Sqrshl_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0101111100>>>xxx100111xxxxxxxxxx", InstEmit.Sqrshrn_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x00111100>>>xxx100111xxxxxxxxxx", InstEmit.Sqrshrn_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0111111100>>>xxx100011xxxxxxxxxx", InstEmit.Sqrshrun_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x10111100>>>xxx100011xxxxxxxxxx", InstEmit.Sqrshrun_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0>001110<<1xxxxx010011xxxxxxxxxx", InstEmit.Sqshl_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0101111100>>>xxx100101xxxxxxxxxx", InstEmit.Sqshrn_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x00111100>>>xxx100101xxxxxxxxxx", InstEmit.Sqshrn_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0111111100>>>xxx100001xxxxxxxxxx", InstEmit.Sqshrun_S, typeof(OpCodeSimdShImm64));
|
||||
|
|
@ -442,6 +444,7 @@ namespace ChocolArm64
|
|||
SetA64("01111110<<100001001010xxxxxxxxxx", InstEmit.Sqxtun_S, typeof(OpCodeSimd64));
|
||||
SetA64("0x101110<<100001001010xxxxxxxxxx", InstEmit.Sqxtun_V, typeof(OpCodeSimd64));
|
||||
SetA64("0x001110<<1xxxxx000101xxxxxxxxxx", InstEmit.Srhadd_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0>001110<<1xxxxx010101xxxxxxxxxx", InstEmit.Srshl_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0101111101xxxxxx001001xxxxxxxxxx", InstEmit.Srshr_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x00111100>>>xxx001001xxxxxxxxxx", InstEmit.Srshr_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0100111101xxxxxx001001xxxxxxxxxx", InstEmit.Srshr_V, typeof(OpCodeSimdShImm64));
|
||||
|
|
@ -501,8 +504,10 @@ namespace ChocolArm64
|
|||
SetA64("0x101110<<1xxxxx110000xxxxxxxxxx", InstEmit.Umull_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("01111110xx1xxxxx000011xxxxxxxxxx", InstEmit.Uqadd_S, typeof(OpCodeSimdReg64));
|
||||
SetA64("0>101110<<1xxxxx000011xxxxxxxxxx", InstEmit.Uqadd_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0>101110<<1xxxxx010111xxxxxxxxxx", InstEmit.Uqrshl_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0111111100>>>xxx100111xxxxxxxxxx", InstEmit.Uqrshrn_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x10111100>>>xxx100111xxxxxxxxxx", InstEmit.Uqrshrn_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0>101110<<1xxxxx010011xxxxxxxxxx", InstEmit.Uqshl_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0111111100>>>xxx100101xxxxxxxxxx", InstEmit.Uqshrn_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x10111100>>>xxx100101xxxxxxxxxx", InstEmit.Uqshrn_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("01111110xx1xxxxx001011xxxxxxxxxx", InstEmit.Uqsub_S, typeof(OpCodeSimdReg64));
|
||||
|
|
@ -510,6 +515,7 @@ namespace ChocolArm64
|
|||
SetA64("01111110<<100001010010xxxxxxxxxx", InstEmit.Uqxtn_S, typeof(OpCodeSimd64));
|
||||
SetA64("0x101110<<100001010010xxxxxxxxxx", InstEmit.Uqxtn_V, typeof(OpCodeSimd64));
|
||||
SetA64("0x101110<<1xxxxx000101xxxxxxxxxx", InstEmit.Urhadd_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0>101110<<1xxxxx010101xxxxxxxxxx", InstEmit.Urshl_V, typeof(OpCodeSimdReg64));
|
||||
SetA64("0111111101xxxxxx001001xxxxxxxxxx", InstEmit.Urshr_S, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0x10111100>>>xxx001001xxxxxxxxxx", InstEmit.Urshr_V, typeof(OpCodeSimdShImm64));
|
||||
SetA64("0110111101xxxxxx001001xxxxxxxxxx", InstEmit.Urshr_V, typeof(OpCodeSimdShImm64));
|
||||
|
|
|
|||
|
|
@ -8,11 +8,13 @@ public static class Optimizations
|
|||
|
||||
private static bool _useSseIfAvailable = true;
|
||||
private static bool _useSse2IfAvailable = true;
|
||||
private static bool _useSsse3IfAvailable = true;
|
||||
private static bool _useSse41IfAvailable = true;
|
||||
private static bool _useSse42IfAvailable = true;
|
||||
|
||||
internal static bool UseSse = (_useAllSseIfAvailable && _useSseIfAvailable) && Sse.IsSupported;
|
||||
internal static bool UseSse2 = (_useAllSseIfAvailable && _useSse2IfAvailable) && Sse2.IsSupported;
|
||||
internal static bool UseSsse3 = (_useAllSseIfAvailable && _useSsse3IfAvailable) && Ssse3.IsSupported;
|
||||
internal static bool UseSse41 = (_useAllSseIfAvailable && _useSse41IfAvailable) && Sse41.IsSupported;
|
||||
internal static bool UseSse42 = (_useAllSseIfAvailable && _useSse42IfAvailable) && Sse42.IsSupported;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue