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authorwolfbeast <mcwerewolf@wolfbeast.com>2019-11-10 11:39:27 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-11-10 11:39:27 +0100
commit974a481d12bf430891725bd3662876358e57e11a (patch)
treecad011151456251fef2f1b8d02ef4b4e45fad61a /js/src/jswatchpoint.h
parent6bd66b1728eeddb058066edda740aaeb2ceaec23 (diff)
parent736d25cbec4541186ed46c935c117ce4d1c7f3bb (diff)
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Merge branch 'master' into js-modules
# Conflicts: # modules/libpref/init/all.js
Diffstat (limited to 'js/src/jswatchpoint.h')
-rw-r--r--js/src/jswatchpoint.h90
1 files changed, 0 insertions, 90 deletions
diff --git a/js/src/jswatchpoint.h b/js/src/jswatchpoint.h
deleted file mode 100644
index bba6c38ce..000000000
--- a/js/src/jswatchpoint.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/* -*- 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/. */
-
-#ifndef jswatchpoint_h
-#define jswatchpoint_h
-
-#include "jsalloc.h"
-
-#include "gc/Barrier.h"
-#include "js/HashTable.h"
-
-namespace js {
-
-struct WeakMapTracer;
-
-struct WatchKey {
- WatchKey() {}
- WatchKey(JSObject* obj, jsid id) : object(obj), id(id) {}
- WatchKey(const WatchKey& key) : object(key.object.get()), id(key.id.get()) {}
-
- // These are traced unconditionally during minor GC, so do not require
- // post-barriers.
- PreBarrieredObject object;
- PreBarrieredId id;
-
- bool operator!=(const WatchKey& other) const {
- return object != other.object || id != other.id;
- }
-};
-
-typedef bool
-(* JSWatchPointHandler)(JSContext* cx, JSObject* obj, jsid id, const JS::Value& old,
- JS::Value* newp, void* closure);
-
-struct Watchpoint {
- JSWatchPointHandler handler;
- PreBarrieredObject closure; /* This is always marked in minor GCs and so doesn't require a postbarrier. */
- bool held; /* true if currently running handler */
- Watchpoint(JSWatchPointHandler handler, JSObject* closure, bool held)
- : handler(handler), closure(closure), held(held) {}
-};
-
-struct WatchKeyHasher
-{
- typedef WatchKey Lookup;
- static inline js::HashNumber hash(const Lookup& key);
-
- static bool match(const WatchKey& k, const Lookup& l) {
- return MovableCellHasher<PreBarrieredObject>::match(k.object, l.object) &&
- DefaultHasher<PreBarrieredId>::match(k.id, l.id);
- }
-
- static void rekey(WatchKey& k, const WatchKey& newKey) {
- k.object.unsafeSet(newKey.object);
- k.id.unsafeSet(newKey.id);
- }
-};
-
-class WatchpointMap {
- public:
- typedef HashMap<WatchKey, Watchpoint, WatchKeyHasher, SystemAllocPolicy> Map;
-
- bool init();
- bool watch(JSContext* cx, HandleObject obj, HandleId id,
- JSWatchPointHandler handler, HandleObject closure);
- void unwatch(JSObject* obj, jsid id,
- JSWatchPointHandler* handlerp, JSObject** closurep);
- void unwatchObject(JSObject* obj);
- void clear();
-
- bool triggerWatchpoint(JSContext* cx, HandleObject obj, HandleId id, MutableHandleValue vp);
-
- bool markIteratively(JSTracer* trc);
- void markAll(JSTracer* trc);
- static void sweepAll(JSRuntime* rt);
- void sweep();
-
- static void traceAll(WeakMapTracer* trc);
- void trace(WeakMapTracer* trc);
-
- private:
- Map map;
-};
-
-} // namespace js
-
-#endif /* jswatchpoint_h */