webkitgtk-2.4.11webkitgtk-2.4.11

1 files changed, 43 insertions, 161 deletions

diff --git a/Source/JavaScriptCore/API/JSContextRef.cpp b/Source/JavaScriptCore/API/JSContextRef.cpp
index 98cd8b030..81b61cf47 100644
--- a/Source/JavaScriptCore/API/JSContextRef.cpp
+++ b/Source/JavaScriptCore/API/JSContextRef.cpp
@@ -10,47 +10,37 @@
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
  */
 
 #include "config.h"
 #include "JSContextRef.h"
-#include "JSContextRefInternal.h"
+#include "JSContextRefPrivate.h"
 
 #include "APICast.h"
 #include "CallFrame.h"
+#include "CallFrameInlines.h"
 #include "InitializeThreading.h"
 #include "JSCallbackObject.h"
 #include "JSClassRef.h"
 #include "JSGlobalObject.h"
 #include "JSObject.h"
-#include "JSCInlines.h"
+#include "Operations.h"
 #include "SourceProvider.h"
 #include "StackVisitor.h"
-#include "Watchdog.h"
 #include <wtf/text/StringBuilder.h>
 #include <wtf/text/StringHash.h>
 
-#if ENABLE(REMOTE_INSPECTOR)
-#include "JSGlobalObjectDebuggable.h"
-#include "JSGlobalObjectInspectorController.h"
-#include "JSRemoteInspector.h"
-#endif
-
-#if ENABLE(INSPECTOR_ALTERNATE_DISPATCHERS)
-#include "JSContextRefInspectorSupport.h"
-#endif
-
 #if OS(DARWIN)
 #include <mach-o/dyld.h>
 
@@ -67,7 +57,7 @@ using namespace JSC;
 JSContextGroupRef JSContextGroupCreate()
 {
     initializeThreading();
-    return toRef(&VM::createContextGroup().leakRef());
+    return toRef(VM::createContextGroup().leakRef());
 }
 
 JSContextGroupRef JSContextGroupRetain(JSContextGroupRef group)
@@ -78,10 +68,16 @@ JSContextGroupRef JSContextGroupRetain(JSContextGroupRef group)
 
 void JSContextGroupRelease(JSContextGroupRef group)
 {
+    IdentifierTable* savedIdentifierTable;
     VM& vm = *toJS(group);
 
-    JSLockHolder locker(&vm);
-    vm.deref();
+    {
+        JSLockHolder lock(vm);
+        savedIdentifierTable = wtfThreadData().setCurrentIdentifierTable(vm.identifierTable);
+        vm.deref();
+    }
+
+    wtfThreadData().setCurrentIdentifierTable(savedIdentifierTable);
 }
 
 static bool internalScriptTimeoutCallback(ExecState* exec, void* callbackPtr, void* callbackData)
@@ -95,21 +91,21 @@ static bool internalScriptTimeoutCallback(ExecState* exec, void* callbackPtr, vo
 void JSContextGroupSetExecutionTimeLimit(JSContextGroupRef group, double limit, JSShouldTerminateCallback callback, void* callbackData)
 {
     VM& vm = *toJS(group);
-    JSLockHolder locker(&vm);
-    Watchdog& watchdog = vm.ensureWatchdog();
+    APIEntryShim entryShim(&vm);
+    Watchdog& watchdog = vm.watchdog;
     if (callback) {
         void* callbackPtr = reinterpret_cast<void*>(callback);
-        watchdog.setTimeLimit(std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::duration<double>(limit)), internalScriptTimeoutCallback, callbackPtr, callbackData);
+        watchdog.setTimeLimit(vm, limit, internalScriptTimeoutCallback, callbackPtr, callbackData);
     } else
-        watchdog.setTimeLimit(std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::duration<double>(limit)));
+        watchdog.setTimeLimit(vm, limit);
 }
 
 void JSContextGroupClearExecutionTimeLimit(JSContextGroupRef group)
 {
     VM& vm = *toJS(group);
-    JSLockHolder locker(&vm);
-    if (vm.watchdog())
-        vm.watchdog()->setTimeLimit(Watchdog::noTimeLimit);
+    APIEntryShim entryShim(&vm);
+    Watchdog& watchdog = vm.watchdog;
+    watchdog.setTimeLimit(vm, std::numeric_limits<double>::infinity());
 }
 
 // From the API's perspective, a global context remains alive iff it has been JSGlobalContextRetained.
@@ -135,14 +131,12 @@ JSGlobalContextRef JSGlobalContextCreateInGroup(JSContextGroupRef group, JSClass
 
     RefPtr<VM> vm = group ? PassRefPtr<VM>(toJS(group)) : VM::createContextGroup();
 
-    JSLockHolder locker(vm.get());
+    APIEntryShim entryShim(vm.get(), false);
+    vm->makeUsableFromMultipleThreads();
 
     if (!globalObjectClass) {
         JSGlobalObject* globalObject = JSGlobalObject::create(*vm, JSGlobalObject::createStructure(*vm, jsNull()));
-#if ENABLE(REMOTE_INSPECTOR)
-        if (JSRemoteInspectorGetInspectionEnabledByDefault())
-            globalObject->setRemoteDebuggingEnabled(true);
-#endif
+        globalObject->setGlobalThis(*vm, JSProxy::create(*vm, JSProxy::createStructure(*vm, globalObject, globalObject->prototype()), globalObject));
         return JSGlobalContextRetain(toGlobalRef(globalObject->globalExec()));
     }
 
@@ -152,17 +146,13 @@ JSGlobalContextRef JSGlobalContextCreateInGroup(JSContextGroupRef group, JSClass
     if (!prototype)
         prototype = jsNull();
     globalObject->resetPrototype(*vm, prototype);
-#if ENABLE(REMOTE_INSPECTOR)
-    if (JSRemoteInspectorGetInspectionEnabledByDefault())
-        globalObject->setRemoteDebuggingEnabled(true);
-#endif
     return JSGlobalContextRetain(toGlobalRef(exec));
 }
 
 JSGlobalContextRef JSGlobalContextRetain(JSGlobalContextRef ctx)
 {
     ExecState* exec = toJS(ctx);
-    JSLockHolder locker(exec);
+    APIEntryShim entryShim(exec);
 
     VM& vm = exec->vm();
     gcProtect(exec->vmEntryGlobalObject());
@@ -172,14 +162,21 @@ JSGlobalContextRef JSGlobalContextRetain(JSGlobalContextRef ctx)
 
 void JSGlobalContextRelease(JSGlobalContextRef ctx)
 {
+    IdentifierTable* savedIdentifierTable;
     ExecState* exec = toJS(ctx);
-    JSLockHolder locker(exec);
+    {
+        JSLockHolder lock(exec);
 
-    VM& vm = exec->vm();
-    bool protectCountIsZero = Heap::heap(exec->vmEntryGlobalObject())->unprotect(exec->vmEntryGlobalObject());
-    if (protectCountIsZero)
-        vm.heap.reportAbandonedObjectGraph();
-    vm.deref();
+        VM& vm = exec->vm();
+        savedIdentifierTable = wtfThreadData().setCurrentIdentifierTable(vm.identifierTable);
+
+        bool protectCountIsZero = Heap::heap(exec->vmEntryGlobalObject())->unprotect(exec->vmEntryGlobalObject());
+        if (protectCountIsZero)
+            vm.heap.reportAbandonedObjectGraph();
+        vm.deref();
+    }
+
+    wtfThreadData().setCurrentIdentifierTable(savedIdentifierTable);
 }
 
 JSObjectRef JSContextGetGlobalObject(JSContextRef ctx)
@@ -189,7 +186,7 @@ JSObjectRef JSContextGetGlobalObject(JSContextRef ctx)
         return 0;
     }
     ExecState* exec = toJS(ctx);
-    JSLockHolder locker(exec);
+    APIEntryShim entryShim(exec);
 
     return toRef(jsCast<JSObject*>(exec->lexicalGlobalObject()->methodTable()->toThis(exec->lexicalGlobalObject(), exec, NotStrictMode)));
 }
@@ -211,7 +208,7 @@ JSGlobalContextRef JSContextGetGlobalContext(JSContextRef ctx)
         return 0;
     }
     ExecState* exec = toJS(ctx);
-    JSLockHolder locker(exec);
+    APIEntryShim entryShim(exec);
 
     return toGlobalRef(exec->lexicalGlobalObject()->globalExec());
 }
@@ -224,7 +221,7 @@ JSStringRef JSGlobalContextCopyName(JSGlobalContextRef ctx)
     }
 
     ExecState* exec = toJS(ctx);
-    JSLockHolder locker(exec);
+    APIEntryShim entryShim(exec);
 
     String name = exec->vmEntryGlobalObject()->name();
     if (name.isNull())
@@ -241,7 +238,7 @@ void JSGlobalContextSetName(JSGlobalContextRef ctx, JSStringRef name)
     }
 
     ExecState* exec = toJS(ctx);
-    JSLockHolder locker(exec);
+    APIEntryShim entryShim(exec);
 
     exec->vmEntryGlobalObject()->setName(name ? name->string() : String());
 }
@@ -313,119 +310,4 @@ JSStringRef JSContextCreateBacktrace(JSContextRef ctx, unsigned maxStackSize)
     return OpaqueJSString::create(builder.toString()).leakRef();
 }
 
-bool JSGlobalContextGetRemoteInspectionEnabled(JSGlobalContextRef ctx)
-{
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return false;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    return exec->vmEntryGlobalObject()->remoteDebuggingEnabled();
-}
-
-void JSGlobalContextSetRemoteInspectionEnabled(JSGlobalContextRef ctx, bool enabled)
-{
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    exec->vmEntryGlobalObject()->setRemoteDebuggingEnabled(enabled);
-}
-
-bool JSGlobalContextGetIncludesNativeCallStackWhenReportingExceptions(JSGlobalContextRef ctx)
-{
-#if ENABLE(REMOTE_INSPECTOR)
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return false;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    JSGlobalObject* globalObject = exec->vmEntryGlobalObject();
-    return globalObject->inspectorController().includesNativeCallStackWhenReportingExceptions();
-#else
-    UNUSED_PARAM(ctx);
-    return false;
-#endif
-}
-
-void JSGlobalContextSetIncludesNativeCallStackWhenReportingExceptions(JSGlobalContextRef ctx, bool includesNativeCallStack)
-{
-#if ENABLE(REMOTE_INSPECTOR)
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    JSGlobalObject* globalObject = exec->vmEntryGlobalObject();
-    globalObject->inspectorController().setIncludesNativeCallStackWhenReportingExceptions(includesNativeCallStack);
-#else
-    UNUSED_PARAM(ctx);
-    UNUSED_PARAM(includesNativeCallStack);
-#endif
-}
-
-#if USE(CF)
-CFRunLoopRef JSGlobalContextGetDebuggerRunLoop(JSGlobalContextRef ctx)
-{
-#if ENABLE(REMOTE_INSPECTOR)
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return nullptr;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    return exec->vmEntryGlobalObject()->inspectorDebuggable().targetRunLoop();
-#else
-    UNUSED_PARAM(ctx);
-    return nullptr;
-#endif
-}
 
-void JSGlobalContextSetDebuggerRunLoop(JSGlobalContextRef ctx, CFRunLoopRef runLoop)
-{
-#if ENABLE(REMOTE_INSPECTOR)
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    exec->vmEntryGlobalObject()->inspectorDebuggable().setTargetRunLoop(runLoop);
-#else
-    UNUSED_PARAM(ctx);
-    UNUSED_PARAM(runLoop);
-#endif
-}
-#endif // USE(CF)
-
-#if ENABLE(INSPECTOR_ALTERNATE_DISPATCHERS)
-Inspector::AugmentableInspectorController* JSGlobalContextGetAugmentableInspectorController(JSGlobalContextRef ctx)
-{
-    if (!ctx) {
-        ASSERT_NOT_REACHED();
-        return nullptr;
-    }
-
-    ExecState* exec = toJS(ctx);
-    JSLockHolder lock(exec);
-
-    return &exec->vmEntryGlobalObject()->inspectorController();
-}
-#endif