1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- 2 * vim: set ts=8 sts=2 et sw=2 tw=80: 3 * This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef gc_ClearEdgesTracer_h 8 #define gc_ClearEdgesTracer_h 9 10 #include "js/TracingAPI.h" 11 12 namespace js { 13 namespace gc { 14 15 struct ClearEdgesTracer final : public JS::CallbackTracer { 16 explicit ClearEdgesTracer(JSRuntime* rt); 17 ClearEdgesTracer(); 18 19 #ifdef DEBUG getTracerKindfinal20 TracerKind getTracerKind() const override { return TracerKind::ClearEdges; } 21 #endif 22 23 template <typename T> 24 inline bool clearEdge(T** thingp); 25 26 bool onObjectEdge(JSObject** objp) override; 27 bool onStringEdge(JSString** strp) override; 28 bool onSymbolEdge(JS::Symbol** symp) override; 29 bool onBigIntEdge(JS::BigInt** bip) override; 30 bool onScriptEdge(js::BaseScript** scriptp) override; 31 bool onShapeEdge(js::Shape** shapep) override; 32 bool onObjectGroupEdge(js::ObjectGroup** groupp) override; 33 bool onBaseShapeEdge(js::BaseShape** basep) override; 34 bool onJitCodeEdge(js::jit::JitCode** codep) override; 35 bool onScopeEdge(js::Scope** scopep) override; 36 bool onRegExpSharedEdge(js::RegExpShared** sharedp) override; 37 bool onChild(const JS::GCCellPtr& thing) override; 38 }; 39 40 } // namespace gc 41 } // namespace js 42 43 #endif // gc_ClearEdgesTracer_h 44