Changeset 57196 in webkit


Ignore:
Timestamp:
Apr 7, 2010, 12:20:09 AM (15 years ago)
Author:
eric@webkit.org
Message:

2010-04-07 Jaime Yap <​jaimeyap@google.com>

Reviewed by Yury Semikhatsky.

Adds callerFuncName to the list of nondeterministic fields in the timeline
layout tests.
​https://bugs.webkit.org/show_bug.cgi?id=36839

  • inspector/timeline-test.js:

2010-04-07 Jaime Yap <​jaimeyap@google.com>

Reviewed by Yury Semikhatsky.

Adds the ability to get the function symbol name when looking up the call location
for records sent by the InspectorTimelineAgent.
​https://bugs.webkit.org/show_bug.cgi?id=36839

No new tests.

  • bindings/js/ScriptCallStack.cpp: (WebCore::ScriptCallStack::callLocation):
  • bindings/js/ScriptCallStack.h:
  • bindings/v8/ScriptCallStack.cpp: (WebCore::ScriptCallStack::create): (WebCore::ScriptCallStack::callLocation): (WebCore::ScriptCallStack::ScriptCallStack):
  • bindings/v8/ScriptCallStack.h:
  • bindings/v8/ScriptDebugServer.cpp: (WebCore::ScriptDebugServer::createUtilityContext): (WebCore::ScriptDebugServer::lastCallFrame):
  • bindings/v8/ScriptDebugServer.h: (WebCore::ScriptDebugServer::utilityContext):
  • bindings/v8/V8Proxy.cpp:
  • bindings/v8/V8Proxy.h:
  • inspector/TimelineRecordFactory.cpp: (WebCore::TimelineRecordFactory::createGenericRecord):
Location:
trunk
Files:
12 edited

Legend:

Unmodified
Added
Removed

  • trunk/LayoutTests/ChangeLog

    r57192 r57196  
     12010-04-07  Jaime Yap  <jaimeyap@google.com>
     2
     3        Reviewed by Yury Semikhatsky.
     4
     5        Adds callerFuncName to the list of nondeterministic fields in the timeline
     6        layout tests.
     7        https://bugs.webkit.org/show_bug.cgi?id=36839
     8
     9        * inspector/timeline-test.js:
     10
    1112010-04-06  Adam Barth  <abarth@webkit.org>
    212

  • trunk/LayoutTests/inspector/timeline-test.js

    r57150 r57196  
    1111    callerScriptName: 1,
    1212    callerScriptLine: 1,
     13    callerFunctionName: 1,
    1314    url : 1,
    1415    usedHeapSize: 1,

  • trunk/WebCore/ChangeLog

    r57194 r57196  
     12010-04-07  Jaime Yap  <jaimeyap@google.com>
     2
     3        Reviewed by Yury Semikhatsky.
     4
     5        Adds the ability to get the function symbol name when looking up the call location
     6        for records sent by the InspectorTimelineAgent.
     7        https://bugs.webkit.org/show_bug.cgi?id=36839
     8
     9        No new tests.
     10
     11        * bindings/js/ScriptCallStack.cpp:
     12        (WebCore::ScriptCallStack::callLocation):
     13        * bindings/js/ScriptCallStack.h:
     14        * bindings/v8/ScriptCallStack.cpp:
     15        (WebCore::ScriptCallStack::create):
     16        (WebCore::ScriptCallStack::callLocation):
     17        (WebCore::ScriptCallStack::ScriptCallStack):
     18        * bindings/v8/ScriptCallStack.h:
     19        * bindings/v8/ScriptDebugServer.cpp:
     20        (WebCore::ScriptDebugServer::createUtilityContext):
     21        (WebCore::ScriptDebugServer::lastCallFrame):
     22        * bindings/v8/ScriptDebugServer.h:
     23        (WebCore::ScriptDebugServer::utilityContext):
     24        * bindings/v8/V8Proxy.cpp:
     25        * bindings/v8/V8Proxy.h:
     26        * inspector/TimelineRecordFactory.cpp:
     27        (WebCore::TimelineRecordFactory::createGenericRecord):
     28
    1292010-04-06  Greg Bolsinga  <bolsinga@apple.com>
    230

  • trunk/WebCore/bindings/js/ScriptCallStack.cpp

    r55277 r57196  
    102102}
    103103
    104 bool ScriptCallStack::callLocation(String*, int*)
     104bool ScriptCallStack::callLocation(String*, int*, String*)
    105105{
    106106    return false;

  • trunk/WebCore/bindings/js/ScriptCallStack.h

    r55277 r57196  
    5454        const ScriptCallFrame &at(unsigned);
    5555        unsigned size();
    56         static bool callLocation(String*, int*);
     56        static bool callLocation(String*, int*, String*);
    5757
    5858    private:

  • trunk/WebCore/bindings/v8/ScriptCallStack.cpp

    r55277 r57196  
    3333
    3434#include "ScriptController.h"
     35#include "ScriptDebugServer.h"
    3536
    3637#include <v8.h>
    3738
    3839#include "V8Binding.h"
    39 #include "V8Proxy.h"
    4040
    4141namespace WebCore {
    … …  
    4444    String sourceName;
    4545    int sourceLineNumber;
    46     if (!callLocation(&sourceName, &sourceLineNumber))
     46    String funcName;
     47    if (!callLocation(&sourceName, &sourceLineNumber, &funcName))
    4748      return 0;
    48     return new ScriptCallStack(arguments, skipArgumentCount, sourceName, sourceLineNumber);
     49    return new ScriptCallStack(arguments, skipArgumentCount, sourceName, sourceLineNumber, funcName);
    4950}
    5051
    51 bool ScriptCallStack::callLocation(String* sourceName, int* sourceLineNumber)
     52bool ScriptCallStack::callLocation(String* sourceName, int* sourceLineNumber, String* functionName)
    5253{
    53     if (!V8Proxy::sourceName(*sourceName) || !V8Proxy::sourceLineNumber(*sourceLineNumber))
     54    if (!ScriptDebugServer::topStackFrame(*sourceName, *sourceLineNumber, *functionName))
    5455        return false;
    5556    *sourceLineNumber += 1;
    … …  
    5758}
    5859
    59 ScriptCallStack::ScriptCallStack(const v8::Arguments& arguments, unsigned skipArgumentCount, String sourceName, int sourceLineNumber)
    60     : m_lastCaller(String(), sourceName, sourceLineNumber, arguments, skipArgumentCount)
     60ScriptCallStack::ScriptCallStack(const v8::Arguments& arguments, unsigned skipArgumentCount, String sourceName, int sourceLineNumber, String functionName)
     61    : m_lastCaller(functionName, sourceName, sourceLineNumber, arguments, skipArgumentCount)
    6162    , m_scriptState(ScriptState::current())
    6263{

  • trunk/WebCore/bindings/v8/ScriptCallStack.h

    r55277 r57196  
    4848        ~ScriptCallStack();
    4949
    50         static bool callLocation(String* sourceName, int* sourceLineNumber);
     50        static bool callLocation(String* sourceName, int* sourceLineNumber, String* functionName);
    5151
    5252        const ScriptCallFrame& at(unsigned) const;
    … …  
    5858
    5959    private:
    60         ScriptCallStack(const v8::Arguments& arguments, unsigned skipArgumentCount, String sourceName, int sourceLineNumber);
     60        ScriptCallStack(const v8::Arguments& arguments, unsigned skipArgumentCount, String sourceName, int sourceLineNumber, String funcName);
    6161   
    6262        ScriptCallFrame m_lastCaller;

  • trunk/WebCore/bindings/v8/ScriptDebugServer.cpp

    r55071 r57196  
    3434#if ENABLE(JAVASCRIPT_DEBUGGER)
    3535
     36#include "V8Binding.h"
     37#include <v8-debug.h>
     38
    3639#include <wtf/StdLibExtras.h>
    3740
    3841namespace WebCore {
     42
     43v8::Persistent<v8::Context> ScriptDebugServer::s_utilityContext;
    3944
    4045ScriptDebugServer& ScriptDebugServer::shared()
    … …  
    4449}
    4550
     51// Create the utility context for holding JavaScript functions used internally
     52// which are not visible to JavaScript executing on the page.
     53void ScriptDebugServer::createUtilityContext()
     54{
     55    ASSERT(s_utilityContext.IsEmpty());
     56
     57    v8::HandleScope scope;
     58    v8::Handle<v8::ObjectTemplate> globalTemplate = v8::ObjectTemplate::New();
     59    s_utilityContext = v8::Context::New(0, globalTemplate);
     60    v8::Context::Scope contextScope(s_utilityContext);
     61
     62    // Compile JavaScript function for retrieving the source line, the source
     63    // name and the symbol name for the top JavaScript stack frame.
     64    DEFINE_STATIC_LOCAL(const char*, topStackFrame,
     65        ("function topStackFrame(exec_state) {"
     66        "  if (!exec_state.frameCount())"
     67        "      return undefined;"
     68        "  var frame = exec_state.frame(0);"
     69        "  var func = frame.func();"
     70        "  var scriptName;"
     71        "  if (func.resolved() && func.script())"
     72        "      scriptName = func.script().name();"
     73        "  return [scriptName, frame.sourceLine(), (func.name() || func.inferredName())];"
     74        "}"));
     75    v8::Script::Compile(v8::String::New(topStackFrame))->Run();
     76}
     77
     78bool ScriptDebugServer::topStackFrame(String& sourceName, int& lineNumber, String& functionName)
     79{
     80    v8::HandleScope scope;
     81    v8::Handle<v8::Context> v8UtilityContext = utilityContext();
     82    if (v8UtilityContext.IsEmpty())
     83        return false;
     84    v8::Context::Scope contextScope(v8UtilityContext);
     85    v8::Handle<v8::Function> topStackFrame;
     86    topStackFrame = v8::Local<v8::Function>::Cast(v8UtilityContext->Global()->Get(v8::String::New("topStackFrame")));
     87    if (topStackFrame.IsEmpty())
     88        return false;
     89    v8::Handle<v8::Value> value = v8::Debug::Call(topStackFrame);
     90    if (value.IsEmpty())
     91        return false;   
     92    if (!value->IsArray())
     93        return false;
     94    v8::Local<v8::Object> jsArray = value->ToObject();
     95    v8::Local<v8::Value> sourceNameValue = jsArray->Get(0);
     96    v8::Local<v8::Value> lineNumberValue = jsArray->Get(1);
     97    v8::Local<v8::Value> functionNameValue = jsArray->Get(2);
     98    if (sourceNameValue.IsEmpty() || lineNumberValue.IsEmpty() || functionNameValue.IsEmpty())
     99        return false; 
     100    sourceName = toWebCoreString(sourceNameValue);
     101    lineNumber = lineNumberValue->Int32Value();
     102    functionName = toWebCoreString(functionNameValue);
     103    return true;
     104}
     105
    46106} // namespace WebCore
    47107

  • trunk/WebCore/bindings/v8/ScriptDebugServer.h

    r55077 r57196  
    4848public:
    4949    static ScriptDebugServer& shared();
     50   
     51    // Function for retrieving the source name, line number and function name for the top
     52    // JavaScript stack frame.
     53    //
     54    // It will return true if the caller information was successfully retrieved and written
     55    // into the function parameters, otherwise the function will return false. It may
     56    // fail due to a stck overflow in the underlying JavaScript implentation, handling
     57    // of such exception is up to the caller.
     58    static bool topStackFrame(String& sourceName, int& lineNumber, String& functionName);
    5059
    5160    void addListener(ScriptDebugListener*, Page*) { }
    … …  
    8190    ScriptDebugServer() { }
    8291    ~ScriptDebugServer() { }
     92
     93    static void createUtilityContext();
     94
     95    // Returns a local handle of the utility context.
     96    static v8::Local<v8::Context> utilityContext()
     97    {
     98      if (s_utilityContext.IsEmpty())
     99          createUtilityContext();
     100      return v8::Local<v8::Context>::New(s_utilityContext);
     101    }
     102
     103    // Utility context holding JavaScript functions used internally.
     104    static v8::Persistent<v8::Context> s_utilityContext;
    83105};
    84106

  • trunk/WebCore/bindings/v8/V8Proxy.cpp

    r56931 r57196  
    6969#include <utility>
    7070#include <v8.h>
    71 #include <v8-debug.h>
    7271#include <wtf/Assertions.h>
    7372#include <wtf/OwnArrayPtr.h>
    … …  
    7776
    7877namespace WebCore {
    79 
    80 v8::Persistent<v8::Context> V8Proxy::m_utilityContext;
    8178
    8279// Static list of registered extensions
    … …  
    756753}
    757754
    758 // Create the utility context for holding JavaScript functions used internally
    759 // which are not visible to JavaScript executing on the page.
    760 void V8Proxy::createUtilityContext()
    761 {
    762     ASSERT(m_utilityContext.IsEmpty());
    763 
    764     v8::HandleScope scope;
    765     v8::Handle<v8::ObjectTemplate> globalTemplate = v8::ObjectTemplate::New();
    766     m_utilityContext = v8::Context::New(0, globalTemplate);
    767     v8::Context::Scope contextScope(m_utilityContext);
    768 
    769     // Compile JavaScript function for retrieving the source line of the top
    770     // JavaScript stack frame.
    771     DEFINE_STATIC_LOCAL(const char*, frameSourceLineSource,
    772         ("function frameSourceLine(exec_state) {"
    773         "  if (!exec_state.frameCount())"
    774         "      return undefined;"
    775         "  return exec_state.frame(0).sourceLine();"
    776         "}"));
    777     v8::Script::Compile(v8::String::New(frameSourceLineSource))->Run();
    778 
    779     // Compile JavaScript function for retrieving the source name of the top
    780     // JavaScript stack frame.
    781     DEFINE_STATIC_LOCAL(const char*, frameSourceNameSource,
    782         ("function frameSourceName(exec_state) {"
    783         "  if (!exec_state.frameCount())"
    784         "      return undefined;"
    785         "  var frame = exec_state.frame(0);"
    786         "  if (frame.func().resolved() && "
    787         "      frame.func().script() && "
    788         "      frame.func().script().name()) {"
    789         "    return frame.func().script().name();"
    790         "  }"
    791         "}"));
    792     v8::Script::Compile(v8::String::New(frameSourceNameSource))->Run();
    793 }
    794 
    795 bool V8Proxy::sourceLineNumber(int& result)
    796 {
    797     v8::HandleScope scope;
    798     v8::Handle<v8::Context> v8UtilityContext = V8Proxy::utilityContext();
    799     if (v8UtilityContext.IsEmpty())
    800         return false;
    801     v8::Context::Scope contextScope(v8UtilityContext);
    802     v8::Handle<v8::Function> frameSourceLine;
    803     frameSourceLine = v8::Local<v8::Function>::Cast(v8UtilityContext->Global()->Get(v8::String::New("frameSourceLine")));
    804     if (frameSourceLine.IsEmpty())
    805         return false;
    806     v8::Handle<v8::Value> value = v8::Debug::Call(frameSourceLine);
    807     if (value.IsEmpty())
    808         return false;
    809     result = value->Int32Value();
    810     return true;
    811 }
    812 
    813 bool V8Proxy::sourceName(String& result)
    814 {
    815     v8::HandleScope scope;
    816     v8::Handle<v8::Context> v8UtilityContext = utilityContext();
    817     if (v8UtilityContext.IsEmpty())
    818         return false;
    819     v8::Context::Scope contextScope(v8UtilityContext);
    820     v8::Handle<v8::Function> frameSourceName;
    821     frameSourceName = v8::Local<v8::Function>::Cast(v8UtilityContext->Global()->Get(v8::String::New("frameSourceName")));
    822     if (frameSourceName.IsEmpty())
    823         return false;
    824     v8::Handle<v8::Value> value = v8::Debug::Call(frameSourceName);
    825     if (value.IsEmpty())
    826         return false;
    827     result = toWebCoreString(value);
    828     return true;
    829 }
    830 
    831755void V8Proxy::registerExtensionWithV8(v8::Extension* extension)
    832756{

  • trunk/WebCore/bindings/v8/V8Proxy.h

    r56166 r57196  
    297297        static void processConsoleMessages();
    298298
    299         // Function for retrieving the line number and source name for the top
    300         // JavaScript stack frame.
    301         //
    302         // It will return true if the line number was successfully retrieved and written
    303         // into the |result| parameter, otherwise the function will return false. It may
    304         // fail due to a stck overflow in the underlying JavaScript implentation, handling
    305         // of such exception is up to the caller.
    306         static bool sourceLineNumber(int& result);
    307         static bool sourceName(String& result);
    308 
    309299        v8::Local<v8::Context> context();
    310300        v8::Local<v8::Context> mainWorldContext();
    … …  
    357347#endif
    358348
    359         static void createUtilityContext();
    360 
    361         // Returns a local handle of the utility context.
    362         static v8::Local<v8::Context> utilityContext()
    363         {
    364             if (m_utilityContext.IsEmpty())
    365                 createUtilityContext();
    366             return v8::Local<v8::Context>::New(m_utilityContext);
    367         }
    368 
    369349        Frame* m_frame;
    370350
    371351        // For the moment, we have one of these.  Soon we will have one per DOMWrapperWorld.
    372352        RefPtr<V8DOMWindowShell> m_windowShell;
    373        
    374         // Utility context holding JavaScript functions used internally.
    375         static v8::Persistent<v8::Context> m_utilityContext;
    376353
    377354        int m_handlerLineNumber;

  • trunk/WebCore/inspector/TimelineRecordFactory.cpp

    r57150 r57196  
    5252    String sourceName;
    5353    int sourceLineNumber;
    54     if (ScriptCallStack::callLocation(&sourceName, &sourceLineNumber) && sourceName != "undefined") {
     54    String functionName;
     55    if (ScriptCallStack::callLocation(&sourceName, &sourceLineNumber, &functionName) && sourceName != "undefined") {
    5556        record.set("callerScriptName", sourceName);
    5657        record.set("callerScriptLine", sourceLineNumber);
     58        record.set("callerFunctionName", functionName);
    5759    }
    5860    return record;
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