1 files changed, 47 insertions, 0 deletions
diff --git a/runtime/thread-current-inl.h b/runtime/thread-current-inl.h
new file mode 100644
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+++ b/runtime/thread-current-inl.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#ifndef ART_RUNTIME_THREAD_CURRENT_INL_H_
+#define ART_RUNTIME_THREAD_CURRENT_INL_H_
+
+#include "thread.h"
+
+#ifdef ART_TARGET_ANDROID
+#include <bionic_tls.h>  // Access to our own TLS slot.
+#endif
+
+#include <pthread.h>
+
+namespace art {
+
+inline Thread* Thread::Current() {
+  // We rely on Thread::Current returning null for a detached thread, so it's not obvious
+  // that we can replace this with a direct %fs access on x86.
+  if (!is_started_) {
+    return nullptr;
+  } else {
+#ifdef ART_TARGET_ANDROID
+    void* thread = __get_tls()[TLS_SLOT_ART_THREAD_SELF];
+#else
+    void* thread = pthread_getspecific(Thread::pthread_key_self_);
+#endif
+    return reinterpret_cast<Thread*>(thread);
+  }
+}
+
+}  // namespace art
+
+#endif  // ART_RUNTIME_THREAD_CURRENT_INL_H_