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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /js/src/vm/Caches.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'js/src/vm/Caches.cpp')
-rw-r--r--js/src/vm/Caches.cpp52
1 files changed, 52 insertions, 0 deletions
diff --git a/js/src/vm/Caches.cpp b/js/src/vm/Caches.cpp
new file mode 100644
index 000000000..667ea6ed3
--- /dev/null
+++ b/js/src/vm/Caches.cpp
@@ -0,0 +1,52 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ * 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/. */
+
+#include "vm/Caches-inl.h"
+
+#include "mozilla/PodOperations.h"
+
+using namespace js;
+
+using mozilla::PodZero;
+
+MathCache*
+ContextCaches::createMathCache(JSContext* cx)
+{
+ MOZ_ASSERT(!mathCache_);
+
+ UniquePtr<MathCache> newMathCache(js_new<MathCache>());
+ if (!newMathCache) {
+ ReportOutOfMemory(cx);
+ return nullptr;
+ }
+
+ mathCache_ = Move(newMathCache);
+ return mathCache_.get();
+}
+
+bool
+ContextCaches::init()
+{
+ if (!evalCache.init())
+ return false;
+
+ return true;
+}
+
+void
+NewObjectCache::clearNurseryObjects(JSRuntime* rt)
+{
+ for (unsigned i = 0; i < mozilla::ArrayLength(entries); ++i) {
+ Entry& e = entries[i];
+ NativeObject* obj = reinterpret_cast<NativeObject*>(&e.templateObject);
+ if (IsInsideNursery(e.key) ||
+ rt->gc.nursery.isInside(obj->slots_) ||
+ rt->gc.nursery.isInside(obj->elements_))
+ {
+ PodZero(&e);
+ }
+ }
+}