mirror of
https://github.com/ryujinx-mirror/ryujinx.git
synced 2024-12-05 00:07:25 +00:00
687 lines
21 KiB
C#
687 lines
21 KiB
C#
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;
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using System.Runtime.Intrinsics.X86;
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using static ChocolArm64.Instructions.InstEmitAluHelper;
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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 Cmeq_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Beq_S, scalar: true);
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}
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public static void Cmeq_V(ILEmitterCtx context)
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{
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if (context.CurrOp is OpCodeSimdReg64 op)
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{
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if (op.Size < 3 && Optimizations.UseSse2)
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{
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EmitSse2Op(context, nameof(Sse2.CompareEqual));
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}
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else if (op.Size == 3 && Optimizations.UseSse41)
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{
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EmitSse41Op(context, nameof(Sse41.CompareEqual));
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}
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else
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{
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EmitCmpOp(context, OpCodes.Beq_S, scalar: false);
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}
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}
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else
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{
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EmitCmpOp(context, OpCodes.Beq_S, scalar: false);
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}
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}
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public static void Cmge_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bge_S, scalar: true);
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}
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public static void Cmge_V(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bge_S, scalar: false);
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}
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public static void Cmgt_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bgt_S, scalar: true);
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}
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public static void Cmgt_V(ILEmitterCtx context)
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{
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if (context.CurrOp is OpCodeSimdReg64 op)
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{
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if (op.Size < 3 && Optimizations.UseSse2)
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{
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EmitSse2Op(context, nameof(Sse2.CompareGreaterThan));
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}
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else if (op.Size == 3 && Optimizations.UseSse42)
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{
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EmitSse42Op(context, nameof(Sse42.CompareGreaterThan));
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}
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else
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{
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EmitCmpOp(context, OpCodes.Bgt_S, scalar: false);
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}
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}
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else
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{
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EmitCmpOp(context, OpCodes.Bgt_S, scalar: false);
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}
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}
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public static void Cmhi_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bgt_Un_S, scalar: true);
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}
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public static void Cmhi_V(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bgt_Un_S, scalar: false);
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}
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public static void Cmhs_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bge_Un_S, scalar: true);
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}
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public static void Cmhs_V(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Bge_Un_S, scalar: false);
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}
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public static void Cmle_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Ble_S, scalar: true);
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}
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public static void Cmle_V(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Ble_S, scalar: false);
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}
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public static void Cmlt_S(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Blt_S, scalar: true);
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}
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public static void Cmlt_V(ILEmitterCtx context)
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{
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EmitCmpOp(context, OpCodes.Blt_S, scalar: false);
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}
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public static void Cmtst_S(ILEmitterCtx context)
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{
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EmitCmtstOp(context, scalar: true);
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}
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public static void Cmtst_V(ILEmitterCtx context)
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{
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EmitCmtstOp(context, scalar: false);
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}
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public static void Fccmp_S(ILEmitterCtx context)
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{
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OpCodeSimdFcond64 op = (OpCodeSimdFcond64)context.CurrOp;
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ILLabel lblTrue = new ILLabel();
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ILLabel lblEnd = new ILLabel();
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context.EmitCondBranch(lblTrue, op.Cond);
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context.EmitLdc_I4(op.Nzcv);
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EmitSetNzcv(context);
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context.Emit(OpCodes.Br, lblEnd);
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context.MarkLabel(lblTrue);
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EmitFcmpOrFcmpe(context, signalNaNs: false);
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context.MarkLabel(lblEnd);
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}
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public static void Fccmpe_S(ILEmitterCtx context)
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{
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OpCodeSimdFcond64 op = (OpCodeSimdFcond64)context.CurrOp;
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ILLabel lblTrue = new ILLabel();
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ILLabel lblEnd = new ILLabel();
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context.EmitCondBranch(lblTrue, op.Cond);
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context.EmitLdc_I4(op.Nzcv);
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EmitSetNzcv(context);
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context.Emit(OpCodes.Br, lblEnd);
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context.MarkLabel(lblTrue);
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EmitFcmpOrFcmpe(context, signalNaNs: true);
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context.MarkLabel(lblEnd);
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}
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public static void Fcmeq_S(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareEqualScalar), scalar: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareEQ), scalar: true);
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}
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}
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public static void Fcmeq_V(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareEqual), scalar: false);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareEQ), scalar: false);
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}
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}
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public static void Fcmge_S(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThanOrEqualScalar), scalar: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareGE), scalar: true);
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}
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}
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public static void Fcmge_V(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThanOrEqual), scalar: false);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareGE), scalar: false);
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}
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}
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public static void Fcmgt_S(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThanScalar), scalar: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareGT), scalar: true);
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}
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}
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public static void Fcmgt_V(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThan), scalar: false);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareGT), scalar: false);
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}
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}
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public static void Fcmle_S(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThanOrEqualScalar), scalar: true, isLeOrLt: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareLE), scalar: true);
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}
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}
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public static void Fcmle_V(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThanOrEqual), scalar: false, isLeOrLt: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareLE), scalar: false);
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}
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}
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public static void Fcmlt_S(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThanScalar), scalar: true, isLeOrLt: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareLT), scalar: true);
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}
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}
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public static void Fcmlt_V(ILEmitterCtx context)
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{
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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EmitCmpSseOrSse2OpF(context, nameof(Sse.CompareGreaterThan), scalar: false, isLeOrLt: true);
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}
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else
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{
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EmitCmpOpF(context, nameof(SoftFloat32.FPCompareLT), scalar: false);
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}
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}
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public static void Fcmp_S(ILEmitterCtx context)
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{
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EmitFcmpOrFcmpe(context, signalNaNs: false);
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}
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public static void Fcmpe_S(ILEmitterCtx context)
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{
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EmitFcmpOrFcmpe(context, signalNaNs: true);
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}
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private static void EmitFcmpOrFcmpe(ILEmitterCtx context, bool signalNaNs)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
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bool cmpWithZero = !(op is OpCodeSimdFcond64) ? op.Bit3 : false;
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if (Optimizations.FastFP && Optimizations.UseSse2)
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{
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if (op.Size == 0)
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{
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Type[] typesCmp = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
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ILLabel lblNaN = new ILLabel();
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ILLabel lblEnd = new ILLabel();
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context.EmitLdvec(op.Rn);
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context.Emit(OpCodes.Dup);
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context.EmitStvectmp();
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if (cmpWithZero)
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{
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
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}
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else
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{
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context.EmitLdvec(op.Rm);
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}
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context.Emit(OpCodes.Dup);
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context.EmitStvectmp2();
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.CompareOrderedScalar), typesCmp));
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.CompareEqualOrderedScalar), typesCmp));
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context.Emit(OpCodes.Brtrue_S, lblNaN);
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context.EmitLdc_I4(0);
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.CompareGreaterThanOrEqualOrderedScalar), typesCmp));
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.CompareEqualOrderedScalar), typesCmp));
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse).GetMethod(nameof(Sse.CompareLessThanOrderedScalar), typesCmp));
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context.EmitStflg((int)PState.NBit);
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context.EmitStflg((int)PState.ZBit);
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context.EmitStflg((int)PState.CBit);
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context.EmitStflg((int)PState.VBit);
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context.Emit(OpCodes.Br_S, lblEnd);
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context.MarkLabel(lblNaN);
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context.EmitLdc_I4(1);
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context.Emit(OpCodes.Dup);
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context.EmitLdc_I4(0);
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context.Emit(OpCodes.Dup);
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context.EmitStflg((int)PState.NBit);
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context.EmitStflg((int)PState.ZBit);
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context.EmitStflg((int)PState.CBit);
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context.EmitStflg((int)PState.VBit);
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context.MarkLabel(lblEnd);
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}
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else /* if (op.Size == 1) */
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{
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Type[] typesCmp = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
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ILLabel lblNaN = new ILLabel();
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ILLabel lblEnd = new ILLabel();
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context.EmitLdvec(op.Rn);
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context.Emit(OpCodes.Dup);
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context.EmitStvectmp();
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if (cmpWithZero)
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{
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorDoubleZero));
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}
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else
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{
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context.EmitLdvec(op.Rm);
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}
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context.Emit(OpCodes.Dup);
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context.EmitStvectmp2();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareOrderedScalar), typesCmp));
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VectorHelper.EmitCall(context, nameof(VectorHelper.VectorDoubleZero));
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareEqualOrderedScalar), typesCmp));
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context.Emit(OpCodes.Brtrue_S, lblNaN);
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context.EmitLdc_I4(0);
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareGreaterThanOrEqualOrderedScalar), typesCmp));
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareEqualOrderedScalar), typesCmp));
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context.EmitLdvectmp();
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context.EmitLdvectmp2();
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context.EmitCall(typeof(Sse2).GetMethod(nameof(Sse2.CompareLessThanOrderedScalar), typesCmp));
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context.EmitStflg((int)PState.NBit);
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context.EmitStflg((int)PState.ZBit);
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context.EmitStflg((int)PState.CBit);
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context.EmitStflg((int)PState.VBit);
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context.Emit(OpCodes.Br_S, lblEnd);
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context.MarkLabel(lblNaN);
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context.EmitLdc_I4(1);
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context.Emit(OpCodes.Dup);
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context.EmitLdc_I4(0);
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context.Emit(OpCodes.Dup);
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context.EmitStflg((int)PState.NBit);
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context.EmitStflg((int)PState.ZBit);
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context.EmitStflg((int)PState.CBit);
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context.EmitStflg((int)PState.VBit);
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context.MarkLabel(lblEnd);
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}
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}
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else
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{
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EmitVectorExtractF(context, op.Rn, 0, op.Size);
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if (cmpWithZero)
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{
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if (op.Size == 0)
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{
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context.EmitLdc_R4(0f);
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}
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else /* if (op.Size == 1) */
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{
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context.EmitLdc_R8(0d);
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}
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}
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else
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{
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EmitVectorExtractF(context, op.Rm, 0, op.Size);
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}
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context.EmitLdc_I4(!signalNaNs ? 0 : 1);
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EmitSoftFloatCall(context, nameof(SoftFloat32.FPCompare));
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EmitSetNzcv(context);
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}
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}
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private static void EmitCmpOp(ILEmitterCtx context, OpCode ilOp, bool scalar)
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{
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OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
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int bytes = op.GetBitsCount() >> 3;
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int elems = !scalar ? bytes >> op.Size : 1;
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ulong szMask = ulong.MaxValue >> (64 - (8 << 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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if (op is OpCodeSimdReg64 binOp)
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{
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EmitVectorExtractSx(context, binOp.Rm, index, op.Size);
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}
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else
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{
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context.EmitLdc_I8(0L);
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}
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ILLabel lblTrue = new ILLabel();
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ILLabel lblEnd = new ILLabel();
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context.Emit(ilOp, lblTrue);
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EmitVectorInsert(context, op.Rd, index, op.Size, 0);
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context.Emit(OpCodes.Br_S, lblEnd);
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context.MarkLabel(lblTrue);
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EmitVectorInsert(context, op.Rd, index, op.Size, (long)szMask);
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context.MarkLabel(lblEnd);
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}
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if ((op.RegisterSize == RegisterSize.Simd64) || scalar)
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{
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EmitVectorZeroUpper(context, op.Rd);
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}
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}
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private static void EmitCmtstOp(ILEmitterCtx context, bool scalar)
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{
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OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
|
|
|
|
int bytes = op.GetBitsCount() >> 3;
|
|
int elems = !scalar ? bytes >> op.Size : 1;
|
|
|
|
ulong szMask = ulong.MaxValue >> (64 - (8 << op.Size));
|
|
|
|
for (int index = 0; index < elems; index++)
|
|
{
|
|
EmitVectorExtractZx(context, op.Rn, index, op.Size);
|
|
EmitVectorExtractZx(context, op.Rm, index, op.Size);
|
|
|
|
ILLabel lblTrue = new ILLabel();
|
|
ILLabel lblEnd = new ILLabel();
|
|
|
|
context.Emit(OpCodes.And);
|
|
|
|
context.EmitLdc_I8(0L);
|
|
|
|
context.Emit(OpCodes.Bne_Un_S, lblTrue);
|
|
|
|
EmitVectorInsert(context, op.Rd, index, op.Size, 0);
|
|
|
|
context.Emit(OpCodes.Br_S, lblEnd);
|
|
|
|
context.MarkLabel(lblTrue);
|
|
|
|
EmitVectorInsert(context, op.Rd, index, op.Size, (long)szMask);
|
|
|
|
context.MarkLabel(lblEnd);
|
|
}
|
|
|
|
if ((op.RegisterSize == RegisterSize.Simd64) || scalar)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
|
|
private static void EmitCmpOpF(ILEmitterCtx context, string name, bool scalar)
|
|
{
|
|
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
|
|
|
|
int sizeF = op.Size & 1;
|
|
|
|
int bytes = op.GetBitsCount() >> 3;
|
|
int elems = !scalar ? bytes >> sizeF + 2 : 1;
|
|
|
|
for (int index = 0; index < elems; index++)
|
|
{
|
|
EmitVectorExtractF(context, op.Rn, index, sizeF);
|
|
|
|
if (op is OpCodeSimdReg64 binOp)
|
|
{
|
|
EmitVectorExtractF(context, binOp.Rm, index, sizeF);
|
|
}
|
|
else
|
|
{
|
|
if (sizeF == 0)
|
|
{
|
|
context.EmitLdc_R4(0f);
|
|
}
|
|
else /* if (sizeF == 1) */
|
|
{
|
|
context.EmitLdc_R8(0d);
|
|
}
|
|
}
|
|
|
|
EmitSoftFloatCall(context, name);
|
|
|
|
EmitVectorInsertF(context, op.Rd, index, sizeF);
|
|
}
|
|
|
|
if (!scalar)
|
|
{
|
|
if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (sizeF == 0)
|
|
{
|
|
EmitVectorZero32_128(context, op.Rd);
|
|
}
|
|
else /* if (sizeF == 1) */
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
}
|
|
|
|
private static void EmitCmpSseOrSse2OpF(ILEmitterCtx context, string name, bool scalar, bool isLeOrLt = false)
|
|
{
|
|
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;
|
|
|
|
int sizeF = op.Size & 1;
|
|
|
|
if (sizeF == 0)
|
|
{
|
|
Type[] types = new Type[] { typeof(Vector128<float>), typeof(Vector128<float>) };
|
|
|
|
if (!isLeOrLt)
|
|
{
|
|
context.EmitLdvec(op.Rn);
|
|
}
|
|
|
|
if (op is OpCodeSimdReg64 binOp)
|
|
{
|
|
context.EmitLdvec(binOp.Rm);
|
|
}
|
|
else
|
|
{
|
|
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorSingleZero));
|
|
}
|
|
|
|
if (isLeOrLt)
|
|
{
|
|
context.EmitLdvec(op.Rn);
|
|
}
|
|
|
|
context.EmitCall(typeof(Sse).GetMethod(name, types));
|
|
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (scalar)
|
|
{
|
|
EmitVectorZero32_128(context, op.Rd);
|
|
}
|
|
else if (op.RegisterSize == RegisterSize.Simd64)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
else /* if (sizeF == 1) */
|
|
{
|
|
Type[] types = new Type[] { typeof(Vector128<double>), typeof(Vector128<double>) };
|
|
|
|
if (!isLeOrLt)
|
|
{
|
|
context.EmitLdvec(op.Rn);
|
|
}
|
|
|
|
if (op is OpCodeSimdReg64 binOp)
|
|
{
|
|
context.EmitLdvec(binOp.Rm);
|
|
}
|
|
else
|
|
{
|
|
VectorHelper.EmitCall(context, nameof(VectorHelper.VectorDoubleZero));
|
|
}
|
|
|
|
if (isLeOrLt)
|
|
{
|
|
context.EmitLdvec(op.Rn);
|
|
}
|
|
|
|
context.EmitCall(typeof(Sse2).GetMethod(name, types));
|
|
|
|
context.EmitStvec(op.Rd);
|
|
|
|
if (scalar)
|
|
{
|
|
EmitVectorZeroUpper(context, op.Rd);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|