1 files changed, 43 insertions, 0 deletions
diff --git a/js/src/jit/JitScript-inl.h b/js/src/jit/JitScript-inl.h
new file mode 100644
index 0000000000..e27745ffab
--- /dev/null
+++ b/js/src/jit/JitScript-inl.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef jit_JitScript_inl_h
+#define jit_JitScript_inl_h
+
+#include "jit/JitScript.h"
+
+#include "mozilla/Assertions.h"
+
+#include "gc/Zone.h"
+#include "jit/JitZone.h"
+#include "vm/JSContext.h"
+#include "vm/JSScript.h"
+
+namespace js {
+namespace jit {
+
+inline AutoKeepJitScripts::AutoKeepJitScripts(JSContext* cx)
+    : zone_(cx->zone()->jitZone()), prev_(zone_->keepJitScripts()) {
+  zone_->setKeepJitScripts(true);
+}
+
+inline AutoKeepJitScripts::~AutoKeepJitScripts() {
+  MOZ_ASSERT(zone_->keepJitScripts());
+  zone_->setKeepJitScripts(prev_);
+}
+
+}  // namespace jit
+}  // namespace js
+
+inline bool JSScript::ensureHasJitScript(JSContext* cx,
+                                         js::jit::AutoKeepJitScripts&) {
+  if (hasJitScript()) {
+    return true;
+  }
+  return createJitScript(cx);
+}
+
+#endif /* jit_JitScript_inl_h */