private ILEmitter EmitHashAsSortedArray(ILEmitter il, LocalBuilder enumerable, LocalBuilder hash)
{
var hasCustomComparer = _configuration.HasCustomComparer(_elementType);
il.EmitArraySorting(hasCustomComparer, _elementType, enumerable);
var arrayType = _elementType.MakeArrayType();
return(_arrayHashEmitter.Emit(il, arrayType, enumerable, hash));
}
private ILEmitter EmitCompareAsSortedArrays(ILEmitter il, Label gotoNext, LocalBuilder x, LocalBuilder y)
{
var hasCustomComparer = _configuration.HasCustomComparer(_elementType);
il.EmitArraySorting(hasCustomComparer, _elementType, x, y);
var arrayType = _elementType.MakeArrayType();
return(_arrayComparisonEmitter.EmitCompareArrays(il, arrayType, _variable.OwnerType, x, y, gotoNext));
}
public ILEmitter Emit(ILEmitter il, Label gotoNext)
{
var arrayType = _variable.VariableType;
var(arrayX, arrayY) = _arrayComparisonEmitter.EmitLoad(_variable, il, gotoNext);
if (_configuration.Get(_variable.OwnerType).IgnoreCollectionOrder)
{
var elementType = arrayType.GetElementType();
var hasCustomComparer = _configuration.HasCustomComparer(elementType);
il.EmitArraySorting(hasCustomComparer, elementType, arrayX, arrayY);
}
return(_arrayComparisonEmitter.EmitCompareArrays(il, arrayType, _variable.OwnerType, arrayX, arrayY, gotoNext));
}
public ILEmitter Emit(ILEmitter il, LocalBuilder hash)
{
var arrayType = _variable.VariableType;
il.Emit(_variable.Load(Arg.Input)) // load array
.Stloc(arrayType, out var array)
.Brtrue_S(Ldloc(array), out var begin)
.Ldc_I4(0)
.Br(out var end)
.MarkLabel(begin);
if (_configuration.IgnoreCollectionOrder)
{
il.EmitArraySorting(_hasCustomComparer, arrayType.GetElementType(), array);
}
return(_arrayHashEmitter.Emit(il, arrayType, array, hash).MarkLabel(end));
}