JavaScriptCore-903.5.tar.gz

[apple/javascriptcore.git] / profiler / ProfileGenerator.cpp

diff --git a/profiler/ProfileGenerator.cpp b/profiler/ProfileGenerator.cpp
index b1d5d48428ac4ab7c64c25982515d7399af46012..5db38bca8d56a5ef01d28a5f942b0fd93027fbe2 100644 (file)
--- a/profiler/ProfileGenerator.cpp
+++ b/profiler/ProfileGenerator.cpp
@@ -27,6 +27,7 @@
 #include "ProfileGenerator.h"
 
 #include "CallFrame.h"
+#include "CodeBlock.h"
 #include "JSGlobalObject.h"
 #include "JSStringRef.h"
 #include "JSFunction.h"
@@ -39,19 +40,19 @@ namespace JSC {
 
 static const char* NonJSExecution = "(idle)";
 
-PassRefPtr<ProfileGenerator> ProfileGenerator::create(const UString& title, ExecState* originatingExec, unsigned uid)
+PassRefPtr<ProfileGenerator> ProfileGenerator::create(ExecState* exec, const UString& title, unsigned uid)
 {
-    return adoptRef(new ProfileGenerator(title, originatingExec, uid));
+    return adoptRef(new ProfileGenerator(exec, title, uid));
 }
 
-ProfileGenerator::ProfileGenerator(const UString& title, ExecState* originatingExec, unsigned uid)
-    : m_originatingGlobalExec(originatingExec ? originatingExec->lexicalGlobalObject()->globalExec() : 0)
-    , m_profileGroup(originatingExec ? originatingExec->lexicalGlobalObject()->profileGroup() : 0)
+ProfileGenerator::ProfileGenerator(ExecState* exec, const UString& title, unsigned uid)
+    : m_origin(exec ? exec->lexicalGlobalObject() : 0)
+    , m_profileGroup(exec ? exec->lexicalGlobalObject()->profileGroup() : 0)
 {
     m_profile = Profile::create(title, uid);
     m_currentNode = m_head = m_profile->head();
-    if (originatingExec)
-        addParentForConsoleStart(originatingExec);
+    if (exec)
+        addParentForConsoleStart(exec);
 }
 
 void ProfileGenerator::addParentForConsoleStart(ExecState* exec)
@@ -59,10 +60,10 @@ void ProfileGenerator::addParentForConsoleStart(ExecState* exec)
     int lineNumber;
     intptr_t sourceID;
     UString sourceURL;
-    JSValuePtr function;
+    JSValue function;
 
     exec->interpreter()->retrieveLastCaller(exec, lineNumber, sourceID, sourceURL, function);
-    m_currentNode = ProfileNode::create(Profiler::createCallIdentifier(&exec->globalData(), function ? function.toThisObject(exec) : 0, sourceURL, lineNumber), m_head.get(), m_head.get());
+    m_currentNode = ProfileNode::create(exec, Profiler::createCallIdentifier(exec, function ? function.toThisObject(exec) : 0, sourceURL, lineNumber), m_head.get(), m_head.get());
     m_head->insertNode(m_currentNode.get());
 }
 
@@ -71,35 +72,35 @@ const UString& ProfileGenerator::title() const
     return m_profile->title();
 }
 
-void ProfileGenerator::willExecute(const CallIdentifier& callIdentifier)
+void ProfileGenerator::willExecute(ExecState* callerCallFrame, const CallIdentifier& callIdentifier)
 {
     if (JAVASCRIPTCORE_PROFILE_WILL_EXECUTE_ENABLED()) {
-        CString name = callIdentifier.m_name.UTF8String();
-        CString url = callIdentifier.m_url.UTF8String();
-        JAVASCRIPTCORE_PROFILE_WILL_EXECUTE(m_profileGroup, const_cast<char*>(name.c_str()), const_cast<char*>(url.c_str()), callIdentifier.m_lineNumber);
+        CString name = callIdentifier.m_name.utf8();
+        CString url = callIdentifier.m_url.utf8();
+        JAVASCRIPTCORE_PROFILE_WILL_EXECUTE(m_profileGroup, const_cast<char*>(name.data()), const_cast<char*>(url.data()), callIdentifier.m_lineNumber);
     }
 
-    if (!m_originatingGlobalExec)
+    if (!m_origin)
         return;
 
-    ASSERT_ARG(m_currentNode, m_currentNode);
-    m_currentNode = m_currentNode->willExecute(callIdentifier);
+    ASSERT(m_currentNode);
+    m_currentNode = m_currentNode->willExecute(callerCallFrame, callIdentifier);
 }
 
-void ProfileGenerator::didExecute(const CallIdentifier& callIdentifier)
+void ProfileGenerator::didExecute(ExecState* callerCallFrame, const CallIdentifier& callIdentifier)
 {
     if (JAVASCRIPTCORE_PROFILE_DID_EXECUTE_ENABLED()) {
-        CString name = callIdentifier.m_name.UTF8String();
-        CString url = callIdentifier.m_url.UTF8String();
-        JAVASCRIPTCORE_PROFILE_DID_EXECUTE(m_profileGroup, const_cast<char*>(name.c_str()), const_cast<char*>(url.c_str()), callIdentifier.m_lineNumber);
+        CString name = callIdentifier.m_name.utf8();
+        CString url = callIdentifier.m_url.utf8();
+        JAVASCRIPTCORE_PROFILE_DID_EXECUTE(m_profileGroup, const_cast<char*>(name.data()), const_cast<char*>(url.data()), callIdentifier.m_lineNumber);
     }
 
-    if (!m_originatingGlobalExec)
+    if (!m_origin)
         return;
 
-    ASSERT_ARG(m_currentNode, m_currentNode);
+    ASSERT(m_currentNode);
     if (m_currentNode->callIdentifier() != callIdentifier) {
-        RefPtr<ProfileNode> returningNode = ProfileNode::create(callIdentifier, m_head.get(), m_currentNode.get());
+        RefPtr<ProfileNode> returningNode = ProfileNode::create(callerCallFrame, callIdentifier, m_head.get(), m_currentNode.get());
         returningNode->setStartTime(m_currentNode->startTime());
         returningNode->didExecute();
         m_currentNode->insertNode(returningNode.release());
@@ -109,6 +110,17 @@ void ProfileGenerator::didExecute(const CallIdentifier& callIdentifier)
     m_currentNode = m_currentNode->didExecute();
 }
 
+void ProfileGenerator::exceptionUnwind(ExecState* handlerCallFrame, const CallIdentifier&)
+{
+    // If the current node was called by the handler (==) or any
+    // more nested function (>) the we have exited early from it.
+    ASSERT(m_currentNode);
+    while (m_currentNode->callerCallFrame() >= handlerCallFrame) {
+        didExecute(m_currentNode->callerCallFrame(), m_currentNode->callIdentifier());
+        ASSERT(m_currentNode);
+    }
+}
+
 void ProfileGenerator::stopProfiling()
 {
     m_profile->forEach(&ProfileNode::stopProfiling);
@@ -116,14 +128,14 @@ void ProfileGenerator::stopProfiling()
     removeProfileStart();
     removeProfileEnd();
 
-    ASSERT_ARG(m_currentNode, m_currentNode);
+    ASSERT(m_currentNode);
 
     // Set the current node to the parent, because we are in a call that
     // will not get didExecute call.
     m_currentNode = m_currentNode->parent();
 
    if (double headSelfTime = m_head->selfTime()) {
-        RefPtr<ProfileNode> idleNode = ProfileNode::create(CallIdentifier(NonJSExecution, 0, 0), m_head.get(), m_head.get());
+        RefPtr<ProfileNode> idleNode = ProfileNode::create(0, CallIdentifier(NonJSExecution, UString(), 0), m_head.get(), m_head.get());
 
         idleNode->setTotalTime(headSelfTime);
         idleNode->setSelfTime(headSelfTime);