Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 185 insertions, 0 deletions

diff --git a/js/src/debugger/DebugAPI-inl.h b/js/src/debugger/DebugAPI-inl.h
new file mode 100644
index 0000000000..3762fcf05e
--- /dev/null
+++ b/js/src/debugger/DebugAPI-inl.h
@@ -0,0 +1,185 @@
+/* -*- 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 */
+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::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 */