summaryrefslogtreecommitdiffstats
path: root/devtools/shared/heapsnapshot/DeserializedNode.cpp
diff options
context:
space:
mode:
authorMatt A. Tobin <email@mattatobin.com>2020-02-22 17:32:39 -0500
committerMatt A. Tobin <email@mattatobin.com>2020-02-22 17:32:39 -0500
commit4e2e9be6abed3225406b466099e397acc0f914d2 (patch)
tree023551018892b8e76ae80e63a08d9d6a27c21a77 /devtools/shared/heapsnapshot/DeserializedNode.cpp
parenta7888b8cf20691a4090715ab9b055ec3cb75f5e8 (diff)
downloadUXP-4e2e9be6abed3225406b466099e397acc0f914d2.tar
UXP-4e2e9be6abed3225406b466099e397acc0f914d2.tar.gz
UXP-4e2e9be6abed3225406b466099e397acc0f914d2.tar.lz
UXP-4e2e9be6abed3225406b466099e397acc0f914d2.tar.xz
UXP-4e2e9be6abed3225406b466099e397acc0f914d2.zip
Reclassify heapsnapshot and nsJSInspector as not part of devtools
This resolves Issue #316
Diffstat (limited to 'devtools/shared/heapsnapshot/DeserializedNode.cpp')
-rw-r--r--devtools/shared/heapsnapshot/DeserializedNode.cpp150
1 files changed, 0 insertions, 150 deletions
diff --git a/devtools/shared/heapsnapshot/DeserializedNode.cpp b/devtools/shared/heapsnapshot/DeserializedNode.cpp
deleted file mode 100644
index fac4cccb9..000000000
--- a/devtools/shared/heapsnapshot/DeserializedNode.cpp
+++ /dev/null
@@ -1,150 +0,0 @@
-/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
-/* 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 "mozilla/devtools/DeserializedNode.h"
-#include "mozilla/devtools/HeapSnapshot.h"
-#include "nsCRTGlue.h"
-
-namespace mozilla {
-namespace devtools {
-
-DeserializedEdge::DeserializedEdge(DeserializedEdge&& rhs)
-{
- referent = rhs.referent;
- name = rhs.name;
-}
-
-DeserializedEdge& DeserializedEdge::operator=(DeserializedEdge&& rhs)
-{
- MOZ_ASSERT(&rhs != this);
- this->~DeserializedEdge();
- new(this) DeserializedEdge(Move(rhs));
- return *this;
-}
-
-JS::ubi::Node
-DeserializedNode::getEdgeReferent(const DeserializedEdge& edge)
-{
- auto ptr = owner->nodes.lookup(edge.referent);
- MOZ_ASSERT(ptr);
-
- // `HashSets` only provide const access to their values, because mutating a
- // value might change its hash, rendering it unfindable in the set.
- // Unfortunately, the `ubi::Node` constructor requires a non-const pointer to
- // its referent. However, the only aspect of a `DeserializedNode` we hash on
- // is its id, which can't be changed via `ubi::Node`, so this cast can't cause
- // the trouble `HashSet` is concerned a non-const reference would cause.
- return JS::ubi::Node(const_cast<DeserializedNode*>(&*ptr));
-}
-
-JS::ubi::StackFrame
-DeserializedStackFrame::getParentStackFrame() const
-{
- MOZ_ASSERT(parent.isSome());
- auto ptr = owner->frames.lookup(parent.ref());
- MOZ_ASSERT(ptr);
- // See above comment in DeserializedNode::getEdgeReferent about why this
- // const_cast is needed and safe.
- return JS::ubi::StackFrame(const_cast<DeserializedStackFrame*>(&*ptr));
-}
-
-} // namespace devtools
-} // namespace mozilla
-
-namespace JS {
-namespace ubi {
-
-using mozilla::devtools::DeserializedEdge;
-
-const char16_t Concrete<DeserializedNode>::concreteTypeName[] =
- u"mozilla::devtools::DeserializedNode";
-
-const char16_t*
-Concrete<DeserializedNode>::typeName() const
-{
- return get().typeName;
-}
-
-Node::Size
-Concrete<DeserializedNode>::size(mozilla::MallocSizeOf mallocSizeof) const
-{
- return get().size;
-}
-
-class DeserializedEdgeRange : public EdgeRange
-{
- DeserializedNode* node;
- Edge currentEdge;
- size_t i;
-
- void settle() {
- if (i >= node->edges.length()) {
- front_ = nullptr;
- return;
- }
-
- auto& edge = node->edges[i];
- auto referent = node->getEdgeReferent(edge);
- currentEdge = mozilla::Move(Edge(edge.name ? NS_strdup(edge.name) : nullptr,
- referent));
- front_ = &currentEdge;
- }
-
-public:
- explicit DeserializedEdgeRange(DeserializedNode& node)
- : node(&node)
- , i(0)
- {
- settle();
- }
-
- void popFront() override
- {
- i++;
- settle();
- }
-};
-
-StackFrame
-Concrete<DeserializedNode>::allocationStack() const
-{
- MOZ_ASSERT(hasAllocationStack());
- auto id = get().allocationStack.ref();
- auto ptr = get().owner->frames.lookup(id);
- MOZ_ASSERT(ptr);
- // See above comment in DeserializedNode::getEdgeReferent about why this
- // const_cast is needed and safe.
- return JS::ubi::StackFrame(const_cast<DeserializedStackFrame*>(&*ptr));
-}
-
-
-js::UniquePtr<EdgeRange>
-Concrete<DeserializedNode>::edges(JSContext* cx, bool) const
-{
- js::UniquePtr<DeserializedEdgeRange> range(js_new<DeserializedEdgeRange>(get()));
-
- if (!range)
- return nullptr;
-
- return js::UniquePtr<EdgeRange>(range.release());
-}
-
-StackFrame
-ConcreteStackFrame<DeserializedStackFrame>::parent() const
-{
- return get().parent.isNothing() ? StackFrame() : get().getParentStackFrame();
-}
-
-bool
-ConcreteStackFrame<DeserializedStackFrame>::constructSavedFrameStack(
- JSContext* cx,
- MutableHandleObject outSavedFrameStack) const
-{
- StackFrame f(&get());
- return ConstructSavedFrameStackSlow(cx, f, outSavedFrameStack);
-}
-
-} // namespace ubi
-} // namespace JS