1 files changed, 51 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/go/gofrontend/runtime.h b/gcc-4.9/gcc/go/gofrontend/runtime.h
new file mode 100644
index 000000000..be5dcbe25
--- /dev/null
+++ b/gcc-4.9/gcc/go/gofrontend/runtime.h
@@ -0,0 +1,51 @@
+// runtime.h -- runtime functions called by generated code  -*- C++ -*-
+
+// Copyright 2011 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+#ifndef GO_RUNTIME_H
+#define GO_RUNTIME_H
+
+class Gogo;
+class Type;
+class Named_object;
+class Call_expression;
+
+class Runtime
+{
+ public:
+
+  // The runtime functions which may be called by generated code.
+  enum Function
+  {
+
+#define DEF_GO_RUNTIME(CODE, NAME, PARAMS, RESULTS) CODE ,
+
+#include "runtime.def"
+
+#undef DEF_GO_RUNTIME
+
+    // Number of runtime functions.
+    NUMBER_OF_FUNCTIONS
+  };
+
+  // Make a call to a runtime function.
+  static Call_expression*
+  make_call(Function, Location, int, ...);
+
+  // Convert all the types used by runtime functions to the backend
+  // representation.
+  static void
+  convert_types(Gogo*);
+
+  // Return the type used for iterations over maps.
+  static Type*
+  map_iteration_type();
+
+ private:
+  static Named_object*
+  runtime_declaration(Function);
+};
+
+#endif // !defined(GO_BUILTINS_H)