JavaScriptCore-7600.1.4.9.tar.gz

[apple/javascriptcore.git] / runtime / TestRunnerUtils.cpp

diff --git a/runtime/TestRunnerUtils.cpp b/runtime/TestRunnerUtils.cpp
new file mode 100644 (file)
index 0000000..3c5dac7
--- /dev/null
+++ b/runtime/TestRunnerUtils.cpp
@@ -0,0 +1,120 @@
+/*
+ * 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 "TestRunnerUtils.h"
+
+#include "CodeBlock.h"
+#include "JSCInlines.h"
+
+namespace JSC {
+
+FunctionExecutable* getExecutableForFunction(JSValue theFunctionValue)
+{
+    JSFunction* theFunction = jsDynamicCast<JSFunction*>(theFunctionValue);
+    if (!theFunction)
+        return 0;
+    
+    FunctionExecutable* executable = jsDynamicCast<FunctionExecutable*>(
+        theFunction->executable());
+    return executable;
+}
+
+CodeBlock* getSomeBaselineCodeBlockForFunction(JSValue theFunctionValue)
+{
+    FunctionExecutable* executable = getExecutableForFunction(theFunctionValue);
+    if (!executable)
+        return 0;
+    
+    CodeBlock* baselineCodeBlock = executable->baselineCodeBlockFor(CodeForCall);
+    
+    if (!baselineCodeBlock)
+        baselineCodeBlock = executable->baselineCodeBlockFor(CodeForConstruct);
+    
+    return baselineCodeBlock;
+}
+
+JSValue numberOfDFGCompiles(JSValue theFunctionValue)
+{
+    bool pretendToHaveManyCompiles = false;
+#if ENABLE(DFG_JIT)
+    if (!Options::useJIT() || !Options::useDFGJIT())
+        pretendToHaveManyCompiles = true;
+#else
+    pretendToHaveManyCompiles = true;
+#endif
+
+    if (CodeBlock* baselineCodeBlock = getSomeBaselineCodeBlockForFunction(theFunctionValue)) {
+        if (pretendToHaveManyCompiles)
+            return jsNumber(1000000.0);
+        return jsNumber(baselineCodeBlock->numberOfDFGCompiles());
+    }
+    
+    return jsNumber(0);
+}
+
+JSValue setNeverInline(JSValue theFunctionValue)
+{
+    if (FunctionExecutable* executable = getExecutableForFunction(theFunctionValue))
+        executable->setNeverInline(true);
+    
+    return jsUndefined();
+}
+
+JSValue optimizeNextInvocation(JSValue theFunctionValue)
+{
+#if ENABLE(JIT)
+    if (CodeBlock* baselineCodeBlock = getSomeBaselineCodeBlockForFunction(theFunctionValue))
+        baselineCodeBlock->optimizeNextInvocation();
+#else
+    UNUSED_PARAM(theFunctionValue);
+#endif
+
+    return jsUndefined();
+}
+
+JSValue numberOfDFGCompiles(ExecState* exec)
+{
+    if (exec->argumentCount() < 1)
+        return jsUndefined();
+    return numberOfDFGCompiles(exec->uncheckedArgument(0));
+}
+
+JSValue setNeverInline(ExecState* exec)
+{
+    if (exec->argumentCount() < 1)
+        return jsUndefined();
+    return setNeverInline(exec->uncheckedArgument(0));
+}
+
+JSValue optimizeNextInvocation(ExecState* exec)
+{
+    if (exec->argumentCount() < 1)
+        return jsUndefined();
+    return optimizeNextInvocation(exec->uncheckedArgument(0));
+}
+
+} // namespace JSC
+