1 files changed, 38 insertions, 0 deletions
diff --git a/compiler/rustc_macros/src/lib.rs b/compiler/rustc_macros/src/lib.rs
new file mode 100644
index 00000000000..7fb3b0e7ea6
--- /dev/null
+++ b/compiler/rustc_macros/src/lib.rs
@@ -0,0 +1,38 @@
+#![allow(rustc::default_hash_types)]
+#![recursion_limit = "128"]
+
+use synstructure::decl_derive;
+
+use proc_macro::TokenStream;
+
+mod hash_stable;
+mod lift;
+mod query;
+mod serialize;
+mod symbols;
+mod type_foldable;
+
+#[proc_macro]
+pub fn rustc_queries(input: TokenStream) -> TokenStream {
+    query::rustc_queries(input)
+}
+
+#[proc_macro]
+pub fn symbols(input: TokenStream) -> TokenStream {
+    symbols::symbols(input)
+}
+
+decl_derive!([HashStable, attributes(stable_hasher)] => hash_stable::hash_stable_derive);
+decl_derive!(
+    [HashStable_Generic, attributes(stable_hasher)] =>
+    hash_stable::hash_stable_generic_derive
+);
+
+decl_derive!([Decodable] => serialize::decodable_derive);
+decl_derive!([Encodable] => serialize::encodable_derive);
+decl_derive!([TyDecodable] => serialize::type_decodable_derive);
+decl_derive!([TyEncodable] => serialize::type_encodable_derive);
+decl_derive!([MetadataDecodable] => serialize::meta_decodable_derive);
+decl_derive!([MetadataEncodable] => serialize::meta_encodable_derive);
+decl_derive!([TypeFoldable, attributes(type_foldable)] => type_foldable::type_foldable_derive);
+decl_derive!([Lift, attributes(lift)] => lift::lift_derive);