webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 77 insertions, 22 deletions

diff --git a/Source/JavaScriptCore/profiler/ProfilerCompilation.cpp b/Source/JavaScriptCore/profiler/ProfilerCompilation.cpp
index 55766ce5c..255f8319c 100644
--- a/Source/JavaScriptCore/profiler/ProfilerCompilation.cpp
+++ b/Source/JavaScriptCore/profiler/ProfilerCompilation.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2012, 2013 Apple Inc. All rights reserved.
+ * Copyright (C) 2012-2014, 2016 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -28,8 +28,9 @@
 
 #include "JSGlobalObject.h"
 #include "ObjectConstructor.h"
-#include "Operations.h"
+#include "JSCInlines.h"
 #include "ProfilerDatabase.h"
+#include "Watchpoint.h"
 #include <wtf/StringPrintStream.h>
 
 namespace JSC { namespace Profiler {
@@ -37,9 +38,11 @@ namespace JSC { namespace Profiler {
 Compilation::Compilation(Bytecodes* bytecodes, CompilationKind kind)
     : m_bytecodes(bytecodes)
     , m_kind(kind)
+    , m_jettisonReason(NotJettisoned)
     , m_numInlinedGetByIds(0)
     , m_numInlinedPutByIds(0)
     , m_numInlinedCalls(0)
+    , m_uid(UID::create())
 {
 }
 
@@ -67,6 +70,11 @@ void Compilation::addDescription(const CompiledBytecode& compiledBytecode)
     m_descriptions.append(compiledBytecode);
 }
 
+void Compilation::addDescription(const OriginStack& stack, const CString& description)
+{
+    addDescription(CompiledBytecode(stack, description));
+}
+
 ExecutionCounter* Compilation::executionCounterFor(const OriginStack& origin)
 {
     std::unique_ptr<ExecutionCounter>& counter = m_counters.add(origin, nullptr).iterator->value;
@@ -87,45 +95,92 @@ OSRExit* Compilation::addOSRExit(unsigned id, const OriginStack& originStack, Ex
     return &m_osrExits.last();
 }
 
+void Compilation::setJettisonReason(JettisonReason jettisonReason, const FireDetail* detail)
+{
+    if (m_jettisonReason != NotJettisoned)
+        return; // We only care about the original jettison reason.
+    
+    m_jettisonReason = jettisonReason;
+    if (detail)
+        m_additionalJettisonReason = toCString(*detail);
+    else
+        m_additionalJettisonReason = CString();
+}
+
+void Compilation::dump(PrintStream& out) const
+{
+    out.print("Comp", m_uid);
+}
+
 JSValue Compilation::toJS(ExecState* exec) const
 {
+    VM& vm = exec->vm();
+    auto scope = DECLARE_THROW_SCOPE(vm);
     JSObject* result = constructEmptyObject(exec);
-    
-    result->putDirect(exec->vm(), exec->propertyNames().bytecodesID, jsNumber(m_bytecodes->id()));
-    result->putDirect(exec->vm(), exec->propertyNames().compilationKind, jsString(exec, String::fromUTF8(toCString(m_kind))));
+    RETURN_IF_EXCEPTION(scope, { });
+    result->putDirect(vm, exec->propertyNames().bytecodesID, jsNumber(m_bytecodes->id()));
+    result->putDirect(vm, exec->propertyNames().compilationKind, jsString(exec, String::fromUTF8(toCString(m_kind))));
     
     JSArray* profiledBytecodes = constructEmptyArray(exec, 0);
-    for (unsigned i = 0; i < m_profiledBytecodes.size(); ++i)
-        profiledBytecodes->putDirectIndex(exec, i, m_profiledBytecodes[i].toJS(exec));
-    result->putDirect(exec->vm(), exec->propertyNames().profiledBytecodes, profiledBytecodes);
+    RETURN_IF_EXCEPTION(scope, { });
+    for (unsigned i = 0; i < m_profiledBytecodes.size(); ++i) {
+        auto value = m_profiledBytecodes[i].toJS(exec);
+        RETURN_IF_EXCEPTION(scope, { });
+        profiledBytecodes->putDirectIndex(exec, i, value);
+        RETURN_IF_EXCEPTION(scope, { });
+    }
+    result->putDirect(vm, exec->propertyNames().profiledBytecodes, profiledBytecodes);
     
     JSArray* descriptions = constructEmptyArray(exec, 0);
-    for (unsigned i = 0; i < m_descriptions.size(); ++i)
-        descriptions->putDirectIndex(exec, i, m_descriptions[i].toJS(exec));
-    result->putDirect(exec->vm(), exec->propertyNames().descriptions, descriptions);
+    RETURN_IF_EXCEPTION(scope, { });
+    for (unsigned i = 0; i < m_descriptions.size(); ++i) {
+        auto value = m_descriptions[i].toJS(exec);
+        RETURN_IF_EXCEPTION(scope, { });
+        descriptions->putDirectIndex(exec, i, value);
+        RETURN_IF_EXCEPTION(scope, { });
+    }
+    result->putDirect(vm, exec->propertyNames().descriptions, descriptions);
     
     JSArray* counters = constructEmptyArray(exec, 0);
+    RETURN_IF_EXCEPTION(scope, { });
     for (auto it = m_counters.begin(), end = m_counters.end(); it != end; ++it) {
         JSObject* counterEntry = constructEmptyObject(exec);
-        counterEntry->putDirect(exec->vm(), exec->propertyNames().origin, it->key.toJS(exec));
-        counterEntry->putDirect(exec->vm(), exec->propertyNames().executionCount, jsNumber(it->value->count()));
+        RETURN_IF_EXCEPTION(scope, { });
+        auto value = it->key.toJS(exec);
+        RETURN_IF_EXCEPTION(scope, { });
+        counterEntry->putDirect(vm, exec->propertyNames().origin, value);
+        counterEntry->putDirect(vm, exec->propertyNames().executionCount, jsNumber(it->value->count()));
         counters->push(exec, counterEntry);
+        RETURN_IF_EXCEPTION(scope, { });
     }
-    result->putDirect(exec->vm(), exec->propertyNames().counters, counters);
+    result->putDirect(vm, exec->propertyNames().counters, counters);
     
     JSArray* exitSites = constructEmptyArray(exec, 0);
-    for (unsigned i = 0; i < m_osrExitSites.size(); ++i)
-        exitSites->putDirectIndex(exec, i, m_osrExitSites[i].toJS(exec));
-    result->putDirect(exec->vm(), exec->propertyNames().osrExitSites, exitSites);
+    RETURN_IF_EXCEPTION(scope, { });
+    for (unsigned i = 0; i < m_osrExitSites.size(); ++i) {
+        auto value = m_osrExitSites[i].toJS(exec);
+        RETURN_IF_EXCEPTION(scope, { });
+        exitSites->putDirectIndex(exec, i, value);
+        RETURN_IF_EXCEPTION(scope, { });
+    }
+    result->putDirect(vm, exec->propertyNames().osrExitSites, exitSites);
     
     JSArray* exits = constructEmptyArray(exec, 0);
-    for (unsigned i = 0; i < m_osrExits.size(); ++i)
+    RETURN_IF_EXCEPTION(scope, { });
+    for (unsigned i = 0; i < m_osrExits.size(); ++i) {
         exits->putDirectIndex(exec, i, m_osrExits[i].toJS(exec));
-    result->putDirect(exec->vm(), exec->propertyNames().osrExits, exits);
+        RETURN_IF_EXCEPTION(scope, { });
+    }
+    result->putDirect(vm, exec->propertyNames().osrExits, exits);
+    
+    result->putDirect(vm, exec->propertyNames().numInlinedGetByIds, jsNumber(m_numInlinedGetByIds));
+    result->putDirect(vm, exec->propertyNames().numInlinedPutByIds, jsNumber(m_numInlinedPutByIds));
+    result->putDirect(vm, exec->propertyNames().numInlinedCalls, jsNumber(m_numInlinedCalls));
+    result->putDirect(vm, exec->propertyNames().jettisonReason, jsString(exec, String::fromUTF8(toCString(m_jettisonReason))));
+    if (!m_additionalJettisonReason.isNull())
+        result->putDirect(vm, exec->propertyNames().additionalJettisonReason, jsString(exec, String::fromUTF8(m_additionalJettisonReason)));
     
-    result->putDirect(exec->vm(), exec->propertyNames().numInlinedGetByIds, jsNumber(m_numInlinedGetByIds));
-    result->putDirect(exec->vm(), exec->propertyNames().numInlinedPutByIds, jsNumber(m_numInlinedPutByIds));
-    result->putDirect(exec->vm(), exec->propertyNames().numInlinedCalls, jsNumber(m_numInlinedCalls));
+    result->putDirect(vm, exec->propertyNames().uid, m_uid.toJS(exec));
     
     return result;
 }