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https://github.com/ryujinx-mirror/ryujinx.git
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0f5b6dfbe8
* Update Optimizations.cs * Update InstEmitSimdShift.cs * Update InstEmitSimdHelper.cs * Update InstEmitSimdArithmetic.cs * Update InstEmitSimdMove.cs * Update SoftFloat.cs * Update InstEmitSimdCmp.cs * Update CpuTestSimdShImm.cs * Update CpuTestSimd.cs * Update CpuTestSimdReg.cs * Nit. * Update SoftFloat.cs * Update InstEmitSimdArithmetic.cs * Update InstEmitSimdHelper.cs * Update CpuTestSimd.cs * Explicit some implicit casts. * Simplify some powers; nits. * Update OpCodeTable.cs * Update InstEmitSimdArithmetic.cs * Update CpuTestSimdReg.cs * Update InstEmitSimdArithmetic.cs
1095 lines
36 KiB
C#
1095 lines
36 KiB
C#
// https://github.com/intel/ARM_NEON_2_x86_SSE/blob/master/NEON_2_SSE.h
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using ChocolArm64.Decoders;
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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.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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public static void Rshrn_V(ILEmitterCtx context)
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{
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EmitVectorShrImmNarrowOpZx(context, round: true);
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}
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public static void Shl_S(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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int shift = GetImmShl(op);
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EmitScalarUnaryOpZx(context, () =>
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{
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context.EmitLdc_I4(shift);
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context.Emit(OpCodes.Shl);
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});
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}
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public static void Shl_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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int shift = GetImmShl(op);
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if (Optimizations.UseSse2 && op.Size > 0)
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{
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Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
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EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
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context.EmitLdc_I4(shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
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EmitStvecWithUnsignedCast(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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EmitVectorUnaryOpZx(context, () =>
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{
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context.EmitLdc_I4(shift);
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context.Emit(OpCodes.Shl);
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});
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}
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}
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public static void Shll_V(ILEmitterCtx context)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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int shift = 8 << op.Size;
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if (Optimizations.UseSse41)
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{
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Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size + 1], typeof(byte) };
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Type[] typesCvt = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
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string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
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nameof(Sse41.ConvertToVector128Int32),
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nameof(Sse41.ConvertToVector128Int64) };
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int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
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EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
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context.EmitLdc_I4(numBytes);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSll));
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context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
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context.EmitLdc_I4(shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
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EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
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}
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else
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{
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EmitVectorShImmWidenBinaryZx(context, () => context.Emit(OpCodes.Shl), shift);
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}
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}
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public static void Shrn_V(ILEmitterCtx context)
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{
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EmitVectorShrImmNarrowOpZx(context, round: false);
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}
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public static void Sli_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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int bytes = op.GetBitsCount() >> 3;
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int elems = bytes >> op.Size;
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int shift = GetImmShl(op);
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ulong mask = shift != 0 ? ulong.MaxValue >> (64 - shift) : 0;
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for (int index = 0; index < elems; index++)
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{
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EmitVectorExtractZx(context, op.Rn, index, op.Size);
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context.EmitLdc_I4(shift);
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context.Emit(OpCodes.Shl);
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EmitVectorExtractZx(context, op.Rd, index, op.Size);
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context.EmitLdc_I8((long)mask);
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context.Emit(OpCodes.And);
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context.Emit(OpCodes.Or);
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EmitVectorInsert(context, op.Rd, index, op.Size);
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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 Sqrshl_V(ILEmitterCtx context)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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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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EmitVectorExtractSx(context, op.Rn, index, op.Size);
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EmitVectorExtractSx(context, op.Rm, index, op.Size);
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context.Emit(OpCodes.Ldc_I4_1);
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context.EmitLdc_I4(op.Size);
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context.EmitLdarg(TranslatedSub.StateArgIdx);
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SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlRegSatQ));
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EmitVectorInsert(context, op.Rd, index, op.Size);
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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 Sqrshrn_S(ILEmitterCtx context)
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{
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EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarSxSx);
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}
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public static void Sqrshrn_V(ILEmitterCtx context)
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{
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EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxSx);
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}
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public static void Sqrshrun_S(ILEmitterCtx context)
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{
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EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarSxZx);
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}
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public static void Sqrshrun_V(ILEmitterCtx context)
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{
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EmitRoundShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxZx);
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}
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public static void Sqshl_V(ILEmitterCtx context)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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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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EmitVectorExtractSx(context, op.Rn, index, op.Size);
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EmitVectorExtractSx(context, op.Rm, index, op.Size);
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context.Emit(OpCodes.Ldc_I4_0);
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context.EmitLdc_I4(op.Size);
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context.EmitLdarg(TranslatedSub.StateArgIdx);
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SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlRegSatQ));
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EmitVectorInsert(context, op.Rd, index, op.Size);
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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 Sqshrn_S(ILEmitterCtx context)
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{
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EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarSxSx);
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}
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public static void Sqshrn_V(ILEmitterCtx context)
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{
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EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxSx);
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}
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public static void Sqshrun_S(ILEmitterCtx context)
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{
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EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.ScalarSxZx);
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}
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public static void Sqshrun_V(ILEmitterCtx context)
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{
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EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.VectorSxZx);
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}
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public static void Srshl_V(ILEmitterCtx context)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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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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EmitVectorExtractSx(context, op.Rn, index, op.Size);
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EmitVectorExtractSx(context, op.Rm, index, op.Size);
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context.Emit(OpCodes.Ldc_I4_1);
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context.EmitLdc_I4(op.Size);
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SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlReg));
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EmitVectorInsert(context, op.Rd, index, op.Size);
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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 Srshr_S(ILEmitterCtx context)
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{
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EmitScalarShrImmOpSx(context, ShrImmFlags.Round);
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}
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public static void Srshr_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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if (Optimizations.UseSse2 && op.Size > 0
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&& op.Size < 3)
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{
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Type[] typesShs = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
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Type[] typesAdd = new Type[] { VectorIntTypesPerSizeLog2[op.Size], VectorIntTypesPerSizeLog2[op.Size] };
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int shift = GetImmShr(op);
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int eSize = 8 << op.Size;
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EmitLdvecWithSignedCast(context, op.Rn, op.Size);
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context.Emit(OpCodes.Dup);
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context.EmitStvectmp();
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context.EmitLdc_I4(eSize - shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesShs));
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context.EmitLdc_I4(eSize - 1);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesShs));
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context.EmitLdvectmp();
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context.EmitLdc_I4(shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightArithmetic), typesShs));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
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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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EmitVectorShrImmOpSx(context, ShrImmFlags.Round);
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}
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}
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public static void Srsra_S(ILEmitterCtx context)
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{
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EmitScalarShrImmOpSx(context, ShrImmFlags.Round | ShrImmFlags.Accumulate);
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}
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public static void Srsra_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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if (Optimizations.UseSse2 && op.Size > 0
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&& op.Size < 3)
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{
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Type[] typesShs = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
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Type[] typesAdd = new Type[] { VectorIntTypesPerSizeLog2[op.Size], VectorIntTypesPerSizeLog2[op.Size] };
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int shift = GetImmShr(op);
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int eSize = 8 << op.Size;
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EmitLdvecWithSignedCast(context, op.Rd, op.Size);
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EmitLdvecWithSignedCast(context, op.Rn, op.Size);
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context.Emit(OpCodes.Dup);
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context.EmitStvectmp();
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context.EmitLdc_I4(eSize - shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesShs));
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context.EmitLdc_I4(eSize - 1);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesShs));
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context.EmitLdvectmp();
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context.EmitLdc_I4(shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightArithmetic), typesShs));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
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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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EmitVectorShrImmOpSx(context, ShrImmFlags.Round | ShrImmFlags.Accumulate);
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}
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}
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public static void Sshl_V(ILEmitterCtx context)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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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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EmitVectorExtractSx(context, op.Rn, index, op.Size);
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EmitVectorExtractSx(context, op.Rm, index, op.Size);
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context.Emit(OpCodes.Ldc_I4_0);
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context.EmitLdc_I4(op.Size);
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SoftFallback.EmitCall(context, nameof(SoftFallback.SignedShlReg));
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EmitVectorInsert(context, op.Rd, index, op.Size);
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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 Sshll_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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int shift = GetImmShl(op);
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if (Optimizations.UseSse41)
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{
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Type[] typesSll = new Type[] { VectorIntTypesPerSizeLog2[op.Size + 1], typeof(byte) };
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Type[] typesCvt = new Type[] { VectorIntTypesPerSizeLog2[op.Size] };
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string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
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nameof(Sse41.ConvertToVector128Int32),
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nameof(Sse41.ConvertToVector128Int64) };
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int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
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EmitLdvecWithSignedCast(context, op.Rn, op.Size);
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context.EmitLdc_I4(numBytes);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSll));
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context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
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context.EmitLdc_I4(shift);
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
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EmitStvecWithSignedCast(context, op.Rd, op.Size + 1);
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}
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else
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{
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EmitVectorShImmWidenBinarySx(context, () => context.Emit(OpCodes.Shl), shift);
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}
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}
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public static void Sshr_S(ILEmitterCtx context)
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{
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EmitShrImmOp(context, ShrImmFlags.ScalarSx);
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}
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public static void Sshr_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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if (Optimizations.UseSse2 && op.Size > 0
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&& op.Size < 3)
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{
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Type[] typesSra = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
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EmitLdvecWithSignedCast(context, op.Rn, op.Size);
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context.EmitLdc_I4(GetImmShr(op));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightArithmetic), typesSra));
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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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EmitShrImmOp(context, ShrImmFlags.VectorSx);
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}
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}
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public static void Ssra_S(ILEmitterCtx context)
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{
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EmitScalarShrImmOpSx(context, ShrImmFlags.Accumulate);
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}
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public static void Ssra_V(ILEmitterCtx context)
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{
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OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
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if (Optimizations.UseSse2 && op.Size > 0
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&& op.Size < 3)
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{
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Type[] typesSra = new Type[] { VectorIntTypesPerSizeLog2[op.Size], typeof(byte) };
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Type[] typesAdd = new Type[] { VectorIntTypesPerSizeLog2[op.Size], VectorIntTypesPerSizeLog2[op.Size] };
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EmitLdvecWithSignedCast(context, op.Rd, op.Size);
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EmitLdvecWithSignedCast(context, op.Rn, op.Size);
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context.EmitLdc_I4(GetImmShr(op));
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|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightArithmetic), typesSra));
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
|
|
|
|
EmitStvecWithSignedCast(context, op.Rd, op.Size);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
EmitVectorShrImmOpSx(context, ShrImmFlags.Accumulate);
|
|
}
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
public static void Uqrshrn_V(ILEmitterCtx context)
|
|
{
|
|
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);
|
|
}
|
|
|
|
public static void Uqshrn_V(ILEmitterCtx context)
|
|
{
|
|
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);
|
|
}
|
|
|
|
public static void Urshr_V(ILEmitterCtx context)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSse2 && op.Size > 0)
|
|
{
|
|
Type[] typesShs = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
|
|
Type[] typesAdd = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
|
|
|
|
int shift = GetImmShr(op);
|
|
int eSize = 8 << op.Size;
|
|
|
|
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
|
|
|
|
context.Emit(OpCodes.Dup);
|
|
context.EmitStvectmp();
|
|
|
|
context.EmitLdc_I4(eSize - shift);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesShs));
|
|
|
|
context.EmitLdc_I4(eSize - 1);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesShs));
|
|
|
|
context.EmitLdvectmp();
|
|
|
|
context.EmitLdc_I4(shift);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesShs));
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
|
|
|
|
EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
EmitVectorShrImmOpZx(context, ShrImmFlags.Round);
|
|
}
|
|
}
|
|
|
|
public static void Ursra_S(ILEmitterCtx context)
|
|
{
|
|
EmitScalarShrImmOpZx(context, ShrImmFlags.Round | ShrImmFlags.Accumulate);
|
|
}
|
|
|
|
public static void Ursra_V(ILEmitterCtx context)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSse2 && op.Size > 0)
|
|
{
|
|
Type[] typesShs = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
|
|
Type[] typesAdd = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
|
|
|
|
int shift = GetImmShr(op);
|
|
int eSize = 8 << op.Size;
|
|
|
|
EmitLdvecWithUnsignedCast(context, op.Rd, op.Size);
|
|
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
|
|
|
|
context.Emit(OpCodes.Dup);
|
|
context.EmitStvectmp();
|
|
|
|
context.EmitLdc_I4(eSize - shift);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesShs));
|
|
|
|
context.EmitLdc_I4(eSize - 1);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesShs));
|
|
|
|
context.EmitLdvectmp();
|
|
|
|
context.EmitLdc_I4(shift);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesShs));
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
|
|
|
|
EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
EmitVectorShrImmOpZx(context, ShrImmFlags.Round | ShrImmFlags.Accumulate);
|
|
}
|
|
}
|
|
|
|
public static void Ushl_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);
|
|
|
|
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)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
int shift = GetImmShl(op);
|
|
|
|
if (Optimizations.UseSse41)
|
|
{
|
|
Type[] typesSll = new Type[] { VectorUIntTypesPerSizeLog2[op.Size + 1], typeof(byte) };
|
|
Type[] typesCvt = new Type[] { VectorUIntTypesPerSizeLog2[op.Size] };
|
|
|
|
string[] namesCvt = new string[] { nameof(Sse41.ConvertToVector128Int16),
|
|
nameof(Sse41.ConvertToVector128Int32),
|
|
nameof(Sse41.ConvertToVector128Int64) };
|
|
|
|
int numBytes = op.RegisterSize == RegisterSize.Simd128 ? 8 : 0;
|
|
|
|
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
|
|
|
|
context.EmitLdc_I4(numBytes);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical128BitLane), typesSll));
|
|
|
|
context.EmitCall(typeof(Sse41).GetMethod(namesCvt[op.Size], typesCvt));
|
|
|
|
context.EmitLdc_I4(shift);
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftLeftLogical), typesSll));
|
|
|
|
EmitStvecWithUnsignedCast(context, op.Rd, op.Size + 1);
|
|
}
|
|
else
|
|
{
|
|
EmitVectorShImmWidenBinaryZx(context, () => context.Emit(OpCodes.Shl), shift);
|
|
}
|
|
}
|
|
|
|
public static void Ushr_S(ILEmitterCtx context)
|
|
{
|
|
EmitShrImmOp(context, ShrImmFlags.ScalarZx);
|
|
}
|
|
|
|
public static void Ushr_V(ILEmitterCtx context)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSse2 && op.Size > 0)
|
|
{
|
|
Type[] typesSrl = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
|
|
|
|
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
|
|
|
|
context.EmitLdc_I4(GetImmShr(op));
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesSrl));
|
|
|
|
EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
EmitShrImmOp(context, ShrImmFlags.VectorZx);
|
|
}
|
|
}
|
|
|
|
public static void Usra_S(ILEmitterCtx context)
|
|
{
|
|
EmitScalarShrImmOpZx(context, ShrImmFlags.Accumulate);
|
|
}
|
|
|
|
public static void Usra_V(ILEmitterCtx context)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
if (Optimizations.UseSse2 && op.Size > 0)
|
|
{
|
|
Type[] typesSrl = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], typeof(byte) };
|
|
Type[] typesAdd = new Type[] { VectorUIntTypesPerSizeLog2[op.Size], VectorUIntTypesPerSizeLog2[op.Size] };
|
|
|
|
EmitLdvecWithUnsignedCast(context, op.Rd, op.Size);
|
|
EmitLdvecWithUnsignedCast(context, op.Rn, op.Size);
|
|
|
|
context.EmitLdc_I4(GetImmShr(op));
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.ShiftRightLogical), typesSrl));
|
|
context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.Add), typesAdd));
|
|
|
|
EmitStvecWithUnsignedCast(context, op.Rd, op.Size);
|
|
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
EmitVectorShrImmOpZx(context, ShrImmFlags.Accumulate);
|
|
}
|
|
}
|
|
|
|
[Flags]
|
|
private enum ShrImmFlags
|
|
{
|
|
Scalar = 1 << 0,
|
|
Signed = 1 << 1,
|
|
|
|
Round = 1 << 2,
|
|
Accumulate = 1 << 3,
|
|
|
|
ScalarSx = Scalar | Signed,
|
|
ScalarZx = Scalar,
|
|
|
|
VectorSx = Signed,
|
|
VectorZx = 0
|
|
}
|
|
|
|
private static void EmitScalarShrImmOpSx(ILEmitterCtx context, ShrImmFlags flags)
|
|
{
|
|
EmitShrImmOp(context, ShrImmFlags.ScalarSx | flags);
|
|
}
|
|
|
|
private static void EmitScalarShrImmOpZx(ILEmitterCtx context, ShrImmFlags flags)
|
|
{
|
|
EmitShrImmOp(context, ShrImmFlags.ScalarZx | flags);
|
|
}
|
|
|
|
private static void EmitVectorShrImmOpSx(ILEmitterCtx context, ShrImmFlags flags)
|
|
{
|
|
EmitShrImmOp(context, ShrImmFlags.VectorSx | flags);
|
|
}
|
|
|
|
private static void EmitVectorShrImmOpZx(ILEmitterCtx context, ShrImmFlags flags)
|
|
{
|
|
EmitShrImmOp(context, ShrImmFlags.VectorZx | flags);
|
|
}
|
|
|
|
private static void EmitShrImmOp(ILEmitterCtx context, ShrImmFlags flags)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
bool scalar = (flags & ShrImmFlags.Scalar) != 0;
|
|
bool signed = (flags & ShrImmFlags.Signed) != 0;
|
|
bool round = (flags & ShrImmFlags.Round) != 0;
|
|
bool accumulate = (flags & ShrImmFlags.Accumulate) != 0;
|
|
|
|
int shift = GetImmShr(op);
|
|
|
|
long roundConst = 1L << (shift - 1);
|
|
|
|
int bytes = op.GetBitsCount() >> 3;
|
|
int elems = !scalar ? bytes >> op.Size : 1;
|
|
|
|
for (int index = 0; index < elems; index++)
|
|
{
|
|
EmitVectorExtract(context, op.Rn, index, op.Size, signed);
|
|
|
|
if (op.Size <= 2)
|
|
{
|
|
if (round)
|
|
{
|
|
context.EmitLdc_I8(roundConst);
|
|
|
|
context.Emit(OpCodes.Add);
|
|
}
|
|
|
|
context.EmitLdc_I4(shift);
|
|
|
|
context.Emit(signed ? OpCodes.Shr : OpCodes.Shr_Un);
|
|
}
|
|
else /* if (op.Size == 3) */
|
|
{
|
|
EmitShrImm64(context, signed, round ? roundConst : 0L, shift);
|
|
}
|
|
|
|
if (accumulate)
|
|
{
|
|
EmitVectorExtract(context, op.Rd, index, op.Size, signed);
|
|
|
|
context.Emit(OpCodes.Add);
|
|
}
|
|
|
|
EmitVectorInsertTmp(context, index, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if ((op.RegisterSize == RegisterSize.Simd64) || scalar)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
|
|
private static void EmitVectorShrImmNarrowOpZx(ILEmitterCtx context, bool round)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
int shift = GetImmShr(op);
|
|
|
|
long roundConst = 1L << (shift - 1);
|
|
|
|
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);
|
|
|
|
if (round)
|
|
{
|
|
context.EmitLdc_I8(roundConst);
|
|
|
|
context.Emit(OpCodes.Add);
|
|
}
|
|
|
|
context.EmitLdc_I4(shift);
|
|
|
|
context.Emit(OpCodes.Shr_Un);
|
|
|
|
EmitVectorInsertTmp(context, part + index, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (part == 0)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
|
|
[Flags]
|
|
private enum ShrImmSaturatingNarrowFlags
|
|
{
|
|
Scalar = 1 << 0,
|
|
SignedSrc = 1 << 1,
|
|
SignedDst = 1 << 2,
|
|
|
|
Round = 1 << 3,
|
|
|
|
ScalarSxSx = Scalar | SignedSrc | SignedDst,
|
|
ScalarSxZx = Scalar | SignedSrc,
|
|
ScalarZxZx = Scalar,
|
|
|
|
VectorSxSx = SignedSrc | SignedDst,
|
|
VectorSxZx = SignedSrc,
|
|
VectorZxZx = 0
|
|
}
|
|
|
|
private static void EmitRoundShrImmSaturatingNarrowOp(ILEmitterCtx context, ShrImmSaturatingNarrowFlags flags)
|
|
{
|
|
EmitShrImmSaturatingNarrowOp(context, ShrImmSaturatingNarrowFlags.Round | flags);
|
|
}
|
|
|
|
private static void EmitShrImmSaturatingNarrowOp(ILEmitterCtx context, ShrImmSaturatingNarrowFlags flags)
|
|
{
|
|
OpCodeSimdShImm64 op = (OpCodeSimdShImm64)context.CurrOp;
|
|
|
|
bool scalar = (flags & ShrImmSaturatingNarrowFlags.Scalar) != 0;
|
|
bool signedSrc = (flags & ShrImmSaturatingNarrowFlags.SignedSrc) != 0;
|
|
bool signedDst = (flags & ShrImmSaturatingNarrowFlags.SignedDst) != 0;
|
|
bool round = (flags & ShrImmSaturatingNarrowFlags.Round) != 0;
|
|
|
|
int shift = GetImmShr(op);
|
|
|
|
long roundConst = 1L << (shift - 1);
|
|
|
|
int elems = !scalar ? 8 >> op.Size : 1;
|
|
|
|
int part = !scalar && (op.RegisterSize == RegisterSize.Simd128) ? elems : 0;
|
|
|
|
if (scalar)
|
|
{
|
|
EmitVectorZeroLowerTmp(context);
|
|
}
|
|
|
|
if (part != 0)
|
|
{
|
|
context.EmitLdvec(op.Rd);
|
|
context.EmitStvectmp();
|
|
}
|
|
|
|
for (int index = 0; index < elems; index++)
|
|
{
|
|
EmitVectorExtract(context, op.Rn, index, op.Size + 1, signedSrc);
|
|
|
|
if (op.Size <= 1 || !round)
|
|
{
|
|
if (round)
|
|
{
|
|
context.EmitLdc_I8(roundConst);
|
|
|
|
context.Emit(OpCodes.Add);
|
|
}
|
|
|
|
context.EmitLdc_I4(shift);
|
|
|
|
context.Emit(signedSrc ? OpCodes.Shr : OpCodes.Shr_Un);
|
|
}
|
|
else /* if (op.Size == 2 && round) */
|
|
{
|
|
EmitShrImm64(context, signedSrc, roundConst, shift); // shift <= 32
|
|
}
|
|
|
|
EmitSatQ(context, op.Size, signedSrc, signedDst);
|
|
|
|
EmitVectorInsertTmp(context, part + index, op.Size);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (part == 0)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
|
|
// dst64 = (Int(src64, signed) + roundConst) >> shift;
|
|
private static void EmitShrImm64(
|
|
ILEmitterCtx context,
|
|
bool signed,
|
|
long roundConst,
|
|
int shift)
|
|
{
|
|
context.EmitLdc_I8(roundConst);
|
|
context.EmitLdc_I4(shift);
|
|
|
|
SoftFallback.EmitCall(context, signed
|
|
? nameof(SoftFallback.SignedShrImm64)
|
|
: nameof(SoftFallback.UnsignedShrImm64));
|
|
}
|
|
|
|
private static void EmitVectorShImmWidenBinarySx(ILEmitterCtx context, Action emit, int imm)
|
|
{
|
|
EmitVectorShImmWidenBinaryOp(context, emit, imm, true);
|
|
}
|
|
|
|
private static void EmitVectorShImmWidenBinaryZx(ILEmitterCtx context, Action emit, int imm)
|
|
{
|
|
EmitVectorShImmWidenBinaryOp(context, emit, imm, false);
|
|
}
|
|
|
|
private static void EmitVectorShImmWidenBinaryOp(ILEmitterCtx context, Action emit, int imm, bool signed)
|
|
{
|
|
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
|
|
|
|
int elems = 8 >> op.Size;
|
|
|
|
int part = op.RegisterSize == RegisterSize.Simd128 ? elems : 0;
|
|
|
|
for (int index = 0; index < elems; index++)
|
|
{
|
|
EmitVectorExtract(context, op.Rn, part + index, op.Size, signed);
|
|
|
|
context.EmitLdc_I4(imm);
|
|
|
|
emit();
|
|
|
|
EmitVectorInsertTmp(context, index, op.Size + 1);
|
|
}
|
|
|
|
context.EmitLdvectmp();
|
|
context.EmitStvec(op.Rd);
|
|
}
|
|
}
|
|
}
|