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Reorganize driver host tests, fix bugs around pointer host code (#492)

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Andrzej Janik 2025-09-03 21:22:07 +02:00 • committed by GitHub
commit 8a7a5b45be
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11 changed files with 182 additions and 119 deletions
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57
cuda_macros/src/lib.rs
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@ -2,7 +2,7 @@ extern crate proc_macro;
use proc_macro::TokenStream;
use proc_macro2::Span;
use quote::{quote, ToTokens};
use quote::{format_ident, quote, ToTokens};
use rustc_hash::FxHashMap;
use std::iter;
use syn::parse::{Parse, ParseStream};
@ -10,7 +10,7 @@ use syn::punctuated::Punctuated;
use syn::visit_mut::VisitMut;
use syn::{
bracketed, parse_macro_input, File, ForeignItem, ForeignItemFn, Ident, Item, Path, Signature,
Token, token
Token
};
const CUDA_RS: &'static str = include_str! {"cuda.rs"};
@ -309,39 +309,22 @@ fn join(
}
#[proc_macro]
pub fn generate_api_macro(input: TokenStream) -> TokenStream {
let input = parse_macro_input!(input as ApiMacroInput);
let ApiMacroInput(_, trait_name, _, type_name, _, macro_name) = input;
let expanded = quote! {
struct #type_name;
macro_rules! #macro_name {
($($abi:literal fn $fn_name:ident( $( $arg_id:ident : $arg_type:ty ),* ) -> $ret_type:ty;)*) => {
impl #trait_name for #type_name {
fn new() -> Self { Self }
$(
#[inline(always)]
fn $fn_name(&self, $( $arg_id : $arg_type ),* ) -> $ret_type {
unsafe { super::$fn_name( $( $arg_id ),* ) }
}
)*
}
};
#[proc_macro_attribute]
pub fn test_cuda(_attr: TokenStream, item: TokenStream) -> TokenStream {
let fn_ = parse_macro_input!(item as syn::ItemFn);
let cuda_fn = format_ident!("{}{}", fn_.sig.ident, "_nvidia");
let zluda_fn = format_ident!("{}{}", fn_.sig.ident, "_amdgpu");
let fn_name = fn_.sig.ident.clone();
quote! {
#[test]
fn #cuda_fn() {
unsafe { #fn_name(<crate::tests::Cuda>::new()) }
}
};
TokenStream::from(expanded)
}
#[allow(dead_code)]
struct ApiMacroInput(token::Impl, Path, token::For, Path, token::Use, Ident);
impl syn::parse::Parse for ApiMacroInput {
fn parse(input: syn::parse::ParseStream) -> syn::Result<Self> {
Ok(ApiMacroInput(
input.parse()?, // impl
input.parse()?, // trait
input.parse()?, // for
input.parse()?, // type
input.parse()?, // using
input.parse()? // macro
))
}
}
#[test]
fn #zluda_fn() {
unsafe { #fn_name(<crate::tests::Zluda>::new()) }
}
#fn_
}.into()
}