gccrs: Add getters for proc macro mappings

Add three different getters, one for each proc macro type.

gcc/rust/ChangeLog:

	* backend/rust-compile-context.h: Add getters.

Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/gcc/rust/backend/rust-compile-context.h b/gcc/rust/backend/rust-compile-context.h
index 79e3457..36a36e7 100644
--- a/gcc/rust/backend/rust-compile-context.h
+++ b/gcc/rust/backend/rust-compile-context.h
@@ -376,6 +376,16 @@ public:
     custom_derive_macros.push_back (macro);
   }
 
+  const std::vector<tree> &get_bang_proc_macros () const { return bang_macros; }
+  const std::vector<tree> &get_attribute_proc_macros () const
+  {
+    return attribute_macros;
+  }
+  const std::vector<CustomDeriveInfo> &get_derive_proc_macros () const
+  {
+    return custom_derive_macros;
+  }
+
 private:
   Resolver::Resolver *resolver;
   Resolver::TypeCheckContext *tyctx;