var callArgs []*ssa.Value
	var callArgTypes []*types.Type

	for _, arg := range args {
		t := arg.Type
		off = types.RoundUp(off, t.Alignment())
		size := t.Size()
		callArgs = append(callArgs, arg)
		callArgTypes = append(callArgTypes, t)
		off += size
	}
	off = types.RoundUp(off, int64(types.RegSize))

	// Issue call
	var call *ssa.Value