1 files changed, 58 insertions, 0 deletions
diff --git a/compiler/enco/core/src/Session.cpp b/compiler/enco/core/src/Session.cpp
new file mode 100644
index 000000000..034f23892
--- /dev/null
+++ b/compiler/enco/core/src/Session.cpp
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "Session.h"
+
+#include <stdex/Memory.h>
+
+#include <map>
+#include <memory>
+
+using stdex::make_unique;
+
+namespace
+{
+
+std::map<enco::SessionID, std::unique_ptr<enco::Code>> sess_to_code;
+std::map<const coco::Module *, enco::SessionID> module_to_sess;
+std::map<const coco::Data *, enco::SessionID> data_to_sess;
+
+} // namespace
+
+namespace enco
+{
+
+SessionID make_session(coco::Module *m, coco::Data *d)
+{
+  static uint32_t sess = 0;
+  SessionID curr{sess++};
+
+  sess_to_code[curr] = make_unique<Code>(m, d);
+  module_to_sess[m] = curr;
+  data_to_sess[d] = curr;
+
+  return curr;
+}
+
+SessionID session(const coco::Module *m) { return module_to_sess.at(m); }
+SessionID session(const coco::Data *d) { return data_to_sess.at(d); }
+
+coco::Module *module(const SessionID &sess) { return sess_to_code.at(sess)->module(); }
+coco::Data *data(const SessionID &sess) { return sess_to_code.at(sess)->data(); }
+
+Code *code(const SessionID &sess) { return sess_to_code.at(sess).get(); }
+
+} // namespace enco