Ryujinx/ChocolArm64/Instruction/AInstEmitException.cs

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using ChocolArm64.Decoder;
using ChocolArm64.State;
using ChocolArm64.Translation;
using System.Reflection;
using System.Reflection.Emit;
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namespace ChocolArm64.Instruction
{
static partial class AInstEmit
{
private const BindingFlags Binding = BindingFlags.NonPublic | BindingFlags.Instance;
public static void Brk(AILEmitterCtx Context)
{
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EmitExceptionCall(Context, nameof(AThreadState.OnBreak));
}
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public static void Svc(AILEmitterCtx Context)
{
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EmitExceptionCall(Context, nameof(AThreadState.OnSvcCall));
}
private static void EmitExceptionCall(AILEmitterCtx Context, string MthdName)
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{
AOpCodeException Op = (AOpCodeException)Context.CurrOp;
Context.EmitStoreState();
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Context.EmitLdarg(ATranslatedSub.StateArgIdx);
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Context.EmitLdc_I4(Op.Id);
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MethodInfo MthdInfo = typeof(AThreadState).GetMethod(MthdName, Binding);
Context.EmitCall(MthdInfo);
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if (Context.CurrBlock.Next != null)
{
Context.EmitLoadState(Context.CurrBlock.Next);
}
else
{
Context.EmitLdc_I8(Op.Position + 4);
Context.Emit(OpCodes.Ret);
}
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}
public static void Und(AILEmitterCtx Context)
{
AOpCode Op = Context.CurrOp;
Context.EmitStoreState();
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Context.EmitLdarg(ATranslatedSub.StateArgIdx);
Context.EmitLdc_I8(Op.Position);
Context.EmitLdc_I4(Op.RawOpCode);
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string MthdName = nameof(AThreadState.OnUndefined);
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MethodInfo MthdInfo = typeof(AThreadState).GetMethod(MthdName, Binding);
Context.EmitCall(MthdInfo);
if (Context.CurrBlock.Next != null)
{
Context.EmitLoadState(Context.CurrBlock.Next);
}
else
{
Context.EmitLdc_I8(Op.Position + 4);
Context.Emit(OpCodes.Ret);
}
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}
}
}