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gdkchan 2018-02-04 20:08:20 -03:00
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Ryujinx/Cpu/Translation/AILOpCodeLoad.cs Normal file
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using ChocolArm64.State;
using System;
using System.Reflection.Emit;
namespace ChocolArm64.Translation
{
struct AILOpCodeLoad : IAILEmit
{
public int Index { get; private set; }
public AIoType IoType { get; private set; }
public Type OperType { get; private set; }
public AILOpCodeLoad(int Index, AIoType IoType) : this(Index, IoType, null) { }
public AILOpCodeLoad(int Index, AIoType IoType, Type OperType)
{
this.IoType = IoType;
this.Index = Index;
this.OperType = OperType;
}
public void Emit(AILEmitter Context)
{
switch (IoType & AIoType.Mask)
{
case AIoType.Arg: EmitLdarg(Context, Index); break;
case AIoType.Fields: EmitLdfld(Context, Index); break;
case AIoType.Flag: EmitLdloc(Context, Index, ARegisterType.Flag); break;
case AIoType.Int: EmitLdloc(Context, Index, ARegisterType.Int); break;
case AIoType.Vector: EmitLdloc(Context, Index, ARegisterType.Vector); break;
}
}
private void EmitLdarg(AILEmitter Context, int Index)
{
Context.Generator.EmitLdarg(Index);
}
private void EmitLdfld(AILEmitter Context, int Index)
{
long IntInputs = Context.LocalAlloc.GetIntInputs(Context.GetILBlock(Index));
long VecInputs = Context.LocalAlloc.GetVecInputs(Context.GetILBlock(Index));
LoadLocals(Context, IntInputs, ARegisterType.Int);
LoadLocals(Context, VecInputs, ARegisterType.Vector);
}
private void LoadLocals(AILEmitter Context, long Inputs, ARegisterType BaseType)
{
for (int Bit = 0; Bit < 64; Bit++)
{
long Mask = 1L << Bit;
if ((Inputs & Mask) != 0)
{
ARegister Reg = AILEmitter.GetRegFromBit(Bit, BaseType);
Context.Generator.EmitLdarg(ATranslatedSub.RegistersArgIdx);
Context.Generator.Emit(OpCodes.Ldfld, Reg.GetField());
AILConv.EmitConv(
Context,
Context.GetFieldType(Reg.Type),
Context.GetLocalType(Reg));
Context.Generator.EmitStloc(Context.GetLocalIndex(Reg));
}
}
}
private void EmitLdloc(AILEmitter Context, int Index, ARegisterType Type)
{
ARegister Reg = new ARegister(Index, Type);
Context.Generator.EmitLdloc(Context.GetLocalIndex(Reg));
AILConv.EmitConv(Context, Context.GetLocalType(Reg), OperType);
}
}
}