// Lowering loads
(Load <t> ptr mem) && (is64BitInt(t) || isPtr(t)) => (MOVDload ptr mem)
(Load <t> ptr mem) && is32BitInt(t) &&  t.IsSigned() => (MOVWload ptr mem)
(Load <t> ptr mem) && is32BitInt(t) && !t.IsSigned() => (MOVWZload ptr mem)
(Load <t> ptr mem) && is16BitInt(t) &&  t.IsSigned() => (MOVHload ptr mem)
(Load <t> ptr mem) && is16BitInt(t) && !t.IsSigned() => (MOVHZload ptr mem)

}

func is32BitFloat(t *types.Type) bool {
	return t.Size() == 4 && t.IsFloat()
}

func is64BitInt(t *types.Type) bool {
	return t.Size() == 8 && t.IsInteger()
}

func is32BitInt(t *types.Type) bool {
	return t.Size() == 4 && t.IsInteger()
}

func is16BitInt(t *types.Type) bool {
	return t.Size() == 2 && t.IsInteger()
}

func is8BitInt(t *types.Type) bool {