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convert the optimize attribute to a new parser

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This commit is contained in:
Jana Dönszelmann
2025-03-09 23:46:47 +01:00
parent 1bb335244c
commit b64fd13a04
13 changed files with 72 additions and 58 deletions
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29
compiler/rustc_codegen_ssa/src/codegen_attrs.rs
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@@ -465,33 +465,8 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: LocalDefId) -> CodegenFnAttrs {
codegen_fn_attrs.inline = InlineAttr::Never;
}
codegen_fn_attrs.optimize = attrs.iter().fold(OptimizeAttr::Default, |ia, attr| {
if !attr.has_name(sym::optimize) {
return ia;
}
if attr.is_word() {
tcx.dcx().emit_err(errors::ExpectedOneArgumentOptimize { span: attr.span() });
return ia;
}
let Some(ref items) = attr.meta_item_list() else {
return OptimizeAttr::Default;
};
let [item] = &items[..] else {
tcx.dcx().emit_err(errors::ExpectedOneArgumentOptimize { span: attr.span() });
return OptimizeAttr::Default;
};
if item.has_name(sym::size) {
OptimizeAttr::Size
} else if item.has_name(sym::speed) {
OptimizeAttr::Speed
} else if item.has_name(sym::none) {
OptimizeAttr::DoNotOptimize
} else {
tcx.dcx().emit_err(errors::InvalidArgumentOptimize { span: item.span() });
OptimizeAttr::Default
}
});
codegen_fn_attrs.optimize =
find_attr!(attrs, AttributeKind::Optimize(i, _) => *i).unwrap_or(OptimizeAttr::Default);
// #73631: closures inherit `#[target_feature]` annotations
//