bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Implement optimize(none) attribute

Browse source
This commit is contained in:
clubby789 2024-12-09 19:00:43 +00:00
parent dee7d0e730
commit cd848c9f3e
8 changed files with 45 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

5
compiler/rustc_codegen_ssa/src/base.rs
View file

@ -1053,10 +1053,7 @@ pub(crate) fn provide(providers: &mut Providers) {
let any_for_speed = defids.items().any(|id| {
let CodegenFnAttrs { optimize, .. } = tcx.codegen_fn_attrs(*id);
match optimize {
attr::OptimizeAttr::None | attr::OptimizeAttr::Size => false,
attr::OptimizeAttr::Speed => true,
}
matches!(optimize, attr::OptimizeAttr::Speed)
});
if any_for_speed {

2
compiler/rustc_codegen_ssa/src/codegen_attrs.rs
View file

@ -592,6 +592,8 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: LocalDefId) -> CodegenFnAttrs {
OptimizeAttr::Size
} else if list_contains_name(items, sym::speed) {
OptimizeAttr::Speed
} else if list_contains_name(items, sym::none) {
OptimizeAttr::DoNotOptimize
} else {
err(items[0].span(), "invalid argument");
OptimizeAttr::None