Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)

Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>

1 files changed, 94 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/ftl/FTLJITFinalizer.cpp b/Source/JavaScriptCore/ftl/FTLJITFinalizer.cpp
new file mode 100644
index 000000000..56bd9ee5e
--- /dev/null
+++ b/Source/JavaScriptCore/ftl/FTLJITFinalizer.cpp
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2013, 2014 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    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
+ * 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
+ * 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. 
+ */
+
+#include "config.h"
+#include "FTLJITFinalizer.h"
+
+#if ENABLE(FTL_JIT)
+
+#include "CodeBlockWithJITType.h"
+#include "DFGPlan.h"
+#include "FTLState.h"
+#include "FTLThunks.h"
+#include "ProfilerDatabase.h"
+
+namespace JSC { namespace FTL {
+
+using namespace DFG;
+
+JITFinalizer::JITFinalizer(Plan& plan)
+    : Finalizer(plan)
+{
+}
+
+JITFinalizer::~JITFinalizer()
+{
+}
+
+size_t JITFinalizer::codeSize()
+{
+    size_t result = 0;
+
+    if (b3CodeLinkBuffer)
+        result += b3CodeLinkBuffer->size();
+    
+    if (entrypointLinkBuffer)
+        result += entrypointLinkBuffer->size();
+    
+    return result;
+}
+
+bool JITFinalizer::finalize()
+{
+    RELEASE_ASSERT_NOT_REACHED();
+    return false;
+}
+
+bool JITFinalizer::finalizeFunction()
+{
+    bool dumpDisassembly = shouldDumpDisassembly() || Options::asyncDisassembly();
+    
+    jitCode->initializeB3Code(
+        FINALIZE_CODE_IF(
+            dumpDisassembly, *b3CodeLinkBuffer,
+            ("FTL B3 code for %s", toCString(CodeBlockWithJITType(m_plan.codeBlock, JITCode::FTLJIT)).data())));
+
+    jitCode->initializeArityCheckEntrypoint(
+        FINALIZE_CODE_IF(
+            dumpDisassembly, *entrypointLinkBuffer,
+            ("FTL entrypoint thunk for %s with B3 generated code at %p", toCString(CodeBlockWithJITType(m_plan.codeBlock, JITCode::FTLJIT)).data(), function)));
+    
+    m_plan.codeBlock->setJITCode(jitCode);
+
+    if (m_plan.compilation)
+        m_plan.vm.m_perBytecodeProfiler->addCompilation(m_plan.compilation);
+    
+    return true;
+}
+
+} } // namespace JSC::FTL
+
+#endif // ENABLE(FTL_JIT)
+