| // This is not and has never been a correct C ABI for WebAssembly, but |
| // for a long time this was the C ABI that Rust used. wasm-bindgen |
| // depends on ABI details for this ABI and is incompatible with the |
| // correct C ABI, so this ABI is being kept around until wasm-bindgen |
| // can be fixed to work with the correct ABI. See #63649 for further |
| // discussion. |
| |
| use crate::abi::call::{FnType, ArgType}; |
| |
| fn classify_ret_ty<Ty>(ret: &mut ArgType<'_, Ty>) { |
| ret.extend_integer_width_to(32); |
| } |
| |
| fn classify_arg_ty<Ty>(arg: &mut ArgType<'_, Ty>) { |
| arg.extend_integer_width_to(32); |
| } |
| |
| pub fn compute_abi_info<Ty>(fty: &mut FnType<'_, Ty>) { |
| if !fty.ret.is_ignore() { |
| classify_ret_ty(&mut fty.ret); |
| } |
| |
| for arg in &mut fty.args { |
| if arg.is_ignore() { continue; } |
| classify_arg_ty(arg); |
| } |
| } |
