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/* -*- 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 debugger_DebugAPI_inl_h
#define debugger_DebugAPI_inl_h
#include "debugger/DebugAPI.h"
#include "gc/GC.h"
#include "vm/GeneratorObject.h"
#include "vm/PromiseObject.h" // js::PromiseObject
#include "vm/Stack-inl.h"
namespace js {
/* static */
bool DebugAPI::stepModeEnabled(JSScript* script) {
return script->hasDebugScript() && stepModeEnabledSlow(script);
}
/* static */
bool DebugAPI::hasBreakpointsAt(JSScript* script, jsbytecode* pc) {
return script->hasDebugScript() && hasBreakpointsAtSlow(script, pc);
}
/* static */
bool DebugAPI::hasAnyBreakpointsOrStepMode(JSScript* script) {
return script->hasDebugScript();
}
/* static */
void DebugAPI::onNewGlobalObject(JSContext* cx, Handle<GlobalObject*> global) {
MOZ_ASSERT(!global->realm()->firedOnNewGlobalObject);
#ifdef DEBUG
global->realm()->firedOnNewGlobalObject = true;
#endif
if (!cx->runtime()->onNewGlobalObjectWatchers().isEmpty()) {
slowPathOnNewGlobalObject(cx, global);
}
}
/* static */
void DebugAPI::notifyParticipatesInGC(GlobalObject* global,
uint64_t majorGCNumber) {
JS::AutoAssertNoGC nogc;
Realm::DebuggerVector& dbgs = global->getDebuggers(nogc);
if (!dbgs.empty()) {
slowPathNotifyParticipatesInGC(majorGCNumber, dbgs, nogc);
}
}
/* static */
bool DebugAPI::onLogAllocationSite(JSContext* cx, JSObject* obj,
Handle<SavedFrame*> frame,
mozilla::TimeStamp when) {
// slowPathOnLogAllocationSite creates GC things so we must suppress GC here.
gc::AutoSuppressGC nogc(cx);
Realm::DebuggerVector& dbgs = cx->global()->getDebuggers(nogc);
if (dbgs.empty()) {
return true;
}
RootedObject hobj(cx, obj);
return slowPathOnLogAllocationSite(cx, hobj, frame, when, dbgs, nogc);
}
/* static */
bool DebugAPI::onLeaveFrame(JSContext* cx, AbstractFramePtr frame,
const jsbytecode* pc, bool ok) {
MOZ_ASSERT_IF(frame.isInterpreterFrame(),
frame.asInterpreterFrame() == cx->interpreterFrame());
MOZ_ASSERT_IF(frame.hasScript() && frame.script()->isDebuggee(),
frame.isDebuggee());
/* Traps must be cleared from eval frames, see slowPathOnLeaveFrame. */
mozilla::DebugOnly<bool> evalTraps =
frame.isEvalFrame() && frame.script()->hasDebugScript();
MOZ_ASSERT_IF(evalTraps, frame.isDebuggee());
if (frame.isDebuggee()) {
ok = slowPathOnLeaveFrame(cx, frame, pc, ok);
}
MOZ_ASSERT(!inFrameMaps(frame));
return ok;
}
/* static */
bool DebugAPI::onNewGenerator(JSContext* cx, AbstractFramePtr frame,
Handle<AbstractGeneratorObject*> genObj) {
if (frame.isDebuggee()) {
return slowPathOnNewGenerator(cx, frame, genObj);
}
return true;
}
/* static */
void DebugAPI::onGeneratorClosed(JSContext* cx,
AbstractGeneratorObject* genObj) {
if (cx->realm()->isDebuggee()) {
slowPathOnGeneratorClosed(cx, genObj);
}
}
/* static */
bool DebugAPI::checkNoExecute(JSContext* cx, HandleScript script) {
if (!cx->realm()->isDebuggee() || !cx->noExecuteDebuggerTop) {
return true;
}
return slowPathCheckNoExecute(cx, script);
}
/* static */
bool DebugAPI::onEnterFrame(JSContext* cx, AbstractFramePtr frame) {
MOZ_ASSERT_IF(frame.hasScript() && frame.script()->isDebuggee(),
frame.isDebuggee());
if (MOZ_UNLIKELY(frame.isDebuggee())) {
return slowPathOnEnterFrame(cx, frame);
}
return true;
}
/* static */
bool DebugAPI::onResumeFrame(JSContext* cx, AbstractFramePtr frame) {
MOZ_ASSERT_IF(frame.hasScript() && frame.script()->isDebuggee(),
frame.isDebuggee());
if (MOZ_UNLIKELY(frame.isDebuggee())) {
return slowPathOnResumeFrame(cx, frame);
}
return true;
}
/* static */
NativeResumeMode DebugAPI::onNativeCall(JSContext* cx, const CallArgs& args,
CallReason reason) {
if (MOZ_UNLIKELY(cx->realm()->isDebuggee())) {
return slowPathOnNativeCall(cx, args, reason);
}
return NativeResumeMode::Continue;
}
/* static */
bool DebugAPI::shouldAvoidSideEffects(JSContext* cx) {
if (MOZ_UNLIKELY(cx->realm()->isDebuggee())) {
return slowPathShouldAvoidSideEffects(cx);
}
return false;
}
/* static */
bool DebugAPI::onDebuggerStatement(JSContext* cx, AbstractFramePtr frame) {
if (MOZ_UNLIKELY(cx->realm()->isDebuggee())) {
return slowPathOnDebuggerStatement(cx, frame);
}
return true;
}
/* static */
bool DebugAPI::onExceptionUnwind(JSContext* cx, AbstractFramePtr frame) {
if (MOZ_UNLIKELY(cx->realm()->isDebuggee())) {
return slowPathOnExceptionUnwind(cx, frame);
}
return true;
}
/* static */
void DebugAPI::onNewWasmInstance(JSContext* cx,
Handle<WasmInstanceObject*> wasmInstance) {
if (cx->realm()->isDebuggee()) {
slowPathOnNewWasmInstance(cx, wasmInstance);
}
}
/* static */
void DebugAPI::onNewPromise(JSContext* cx, Handle<PromiseObject*> promise) {
if (MOZ_UNLIKELY(cx->realm()->isDebuggee())) {
slowPathOnNewPromise(cx, promise);
}
}
/* static */
void DebugAPI::onPromiseSettled(JSContext* cx, Handle<PromiseObject*> promise) {
if (MOZ_UNLIKELY(promise->realm()->isDebuggee())) {
slowPathOnPromiseSettled(cx, promise);
}
}
/* static */
void DebugAPI::traceGeneratorFrame(JSTracer* tracer,
AbstractGeneratorObject* generator) {
if (MOZ_UNLIKELY(generator->realm()->isDebuggee())) {
slowPathTraceGeneratorFrame(tracer, generator);
}
}
} // namespace js
#endif /* debugger_DebugAPI_inl_h */
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