1 // Reference: PTX Writer's Guide to Interoperability
2 // http://docs.nvidia.com/cuda/ptx-writers-guide-to-interoperability
4 use crate::abi::call::{ArgAbi, FnAbi};
6 fn classify_ret<Ty>(ret: &mut ArgAbi<'_, Ty>) {
7 if ret.layout.is_aggregate() && ret.layout.size.bits() > 32 {
10 ret.extend_integer_width_to(32);
14 fn classify_arg<Ty>(arg: &mut ArgAbi<'_, 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>(fn_abi: &mut FnAbi<'_, Ty>) {
23 if !fn_abi.ret.is_ignore() {
24 classify_ret(&mut fn_abi.ret);
27 for arg in &mut fn_abi.args {