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Update InstEmitSimdCmp.cs

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LDj3SNuD 2018-11-15 13:27:34 +01:00 • committed by GitHub
commit 6a3508c580
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1 changed files with 29 additions and 8 deletions
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37
ChocolArm64/Instructions/InstEmitSimdCmp.cs
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@ -145,14 +145,30 @@ namespace ChocolArm64.Instructions
context.MarkLabel(lblTrue); context.MarkLabel(lblTrue);
Fcmp_S(context); EmitFcmpE(context, signalNaNs: false);
context.MarkLabel(lblEnd); context.MarkLabel(lblEnd);
} }
public static void Fccmpe_S(ILEmitterCtx context) public static void Fccmpe_S(ILEmitterCtx context)
{ {
Fccmp_S(context); OpCodeSimdFcond64 op = (OpCodeSimdFcond64)context.CurrOp;
ILLabel lblTrue = new ILLabel();
ILLabel lblEnd = new ILLabel();
context.EmitCondBranch(lblTrue, op.Cond);
context.EmitLdc_I4(op.Nzcv);
EmitSetNzcv(context);
context.Emit(OpCodes.Br, lblEnd);
context.MarkLabel(lblTrue);
EmitFcmpE(context, signalNaNs: true);
context.MarkLabel(lblEnd);
} }
public static void Fcmeq_S(ILEmitterCtx context) public static void Fcmeq_S(ILEmitterCtx context)
@ -254,6 +270,16 @@ namespace ChocolArm64.Instructions
} }
public static void Fcmp_S(ILEmitterCtx context) public static void Fcmp_S(ILEmitterCtx context)
{
EmitFcmpE(context, signalNaNs: false);
}
public static void Fcmpe_S(ILEmitterCtx context)
{
EmitFcmpE(context, signalNaNs: true);
}
private static void EmitFcmpE(ILEmitterCtx context, bool signalNaNs)
{ {
OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp; OpCodeSimdReg64 op = (OpCodeSimdReg64)context.CurrOp;
@ -414,7 +440,7 @@ namespace ChocolArm64.Instructions
EmitVectorExtractF(context, op.Rm, 0, op.Size); EmitVectorExtractF(context, op.Rm, 0, op.Size);
} }
context.EmitLdc_I4(0); context.EmitLdc_I4(!signalNaNs ? 0 : 1);
EmitSoftFloatCall(context, nameof(SoftFloat32.FPCompare)); EmitSoftFloatCall(context, nameof(SoftFloat32.FPCompare));
@ -422,11 +448,6 @@ namespace ChocolArm64.Instructions
} }
} }
public static void Fcmpe_S(ILEmitterCtx context)
{
Fcmp_S(context);
}
private static void EmitCmp(ILEmitterCtx context, OpCode ilOp, bool scalar) private static void EmitCmp(ILEmitterCtx context, OpCode ilOp, bool scalar)
{ {
OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp; OpCodeSimd64 op = (OpCodeSimd64)context.CurrOp;