1 // Reference: PTX Writer's Guide to Interoperability
2 // http://docs.nvidia.com/cuda/ptx-writers-guide-to-interoperability
4 use abi::call::{ArgType, FnType};
6 fn classify_ret_ty<Ty>(ret: &mut ArgType<Ty>) {
7 if ret.layout.is_aggregate() && ret.layout.size.bits() > 32 {
10 ret.extend_integer_width_to(32);
14 fn classify_arg_ty<Ty>(arg: &mut ArgType<Ty>) {
15 if arg.layout.is_aggregate() && arg.layout.size.bits() > 32 {
18 arg.extend_integer_width_to(32);
22 pub fn compute_abi_info<Ty>(fty: &mut FnType<Ty>) {
23 if !fty.ret.is_ignore() {
24 classify_ret_ty(&mut fty.ret);
27 for arg in &mut fty.args {