public IIROperand Translate(ILASTExpression expr, IRTranslator tr)
{
var callInfo = new InstrCallInfo("CALLVIRT")
{
Method = (IMethod)expr.Operand
};
if (expr.Prefixes != null && expr.Prefixes[0].OpCode == OpCodes.Constrained)
{
callInfo.ConstrainType = (ITypeDefOrRef)expr.Prefixes[0].Operand;
}
tr.Instructions.Add(new IRInstruction(IROpCode.__BEGINCALL)
{
Annotation = callInfo
});
var args = new IIROperand[expr.Arguments.Length];
for (var i = 0; i < args.Length; i++)
{
args[i] = tr.Translate(expr.Arguments[i]);
tr.Instructions.Add(new IRInstruction(IROpCode.PUSH)
{
Operand1 = args[i],
Annotation = callInfo
});
}
callInfo.Arguments = args;
IIROperand retVal = null;
if (expr.Type != null)
{
retVal = tr.Context.AllocateVRegister(expr.Type.Value);
tr.Instructions.Add(new IRInstruction(IROpCode.__CALLVIRT)
{
Operand1 = new IRMetaTarget(callInfo.Method),
Operand2 = retVal,
Annotation = callInfo
});
}
else
{
tr.Instructions.Add(new IRInstruction(IROpCode.__CALLVIRT)
{
Operand1 = new IRMetaTarget(callInfo.Method),
Annotation = callInfo
});
}
callInfo.ReturnValue = retVal;
tr.Instructions.Add(new IRInstruction(IROpCode.__ENDCALL)
{
Annotation = callInfo
});
return(retVal);
}
public IIROperand Translate(ILASTExpression expr, IRTranslator tr)
{
var callInfo = new InstrCallInfo("NEWOBJ")
{
Method = (IMethod)expr.Operand
};
tr.Instructions.Add(new IRInstruction(IROpCode.__BEGINCALL)
{
Annotation = callInfo
});
var args = new IIROperand[expr.Arguments.Length];
for (var i = 0; i < args.Length; i++)
{
args[i] = tr.Translate(expr.Arguments[i]);
tr.Instructions.Add(new IRInstruction(IROpCode.PUSH)
{
Operand1 = args[i],
Annotation = callInfo
});
}
callInfo.Arguments = args;
var retVal = tr.Context.AllocateVRegister(expr.Type.Value);
tr.Instructions.Add(new IRInstruction(IROpCode.__NEWOBJ)
{
Operand1 = new IRMetaTarget(callInfo.Method),
Operand2 = retVal,
Annotation = callInfo
});
callInfo.ReturnValue = retVal;
tr.Instructions.Add(new IRInstruction(IROpCode.__ENDCALL)
{
Annotation = callInfo
});
return(retVal);
}
