JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / bytecode / BytecodeIntrinsicRegistry.cpp

diff --git a/bytecode/BytecodeIntrinsicRegistry.cpp b/bytecode/BytecodeIntrinsicRegistry.cpp
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+/*
+ * Copyright (C) 2015 Yusuke Suzuki <utatane.tea@gmail.com>.
+ *
+ * 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 "BytecodeIntrinsicRegistry.h"
+
+#include "CommonIdentifiers.h"
+#include "Nodes.h"
+
+namespace JSC {
+
+#define INITIALISE_BYTECODE_INTRINSIC_NAMES_TO_SET(name) m_bytecodeIntrinsicMap.add(propertyNames.name##PrivateName.impl(), &BytecodeIntrinsicNode::emit_intrinsic_##name);
+
+BytecodeIntrinsicRegistry::BytecodeIntrinsicRegistry(const CommonIdentifiers& propertyNames)
+    : m_propertyNames(propertyNames)
+    , m_bytecodeIntrinsicMap()
+{
+    JSC_COMMON_BYTECODE_INTRINSICS_EACH_NAME(INITIALISE_BYTECODE_INTRINSIC_NAMES_TO_SET)
+}
+
+BytecodeIntrinsicNode::EmitterType BytecodeIntrinsicRegistry::lookup(const Identifier& ident) const
+{
+    if (!m_propertyNames.isPrivateName(ident))
+        return nullptr;
+    auto iterator = m_bytecodeIntrinsicMap.find(ident.impl());
+    if (iterator == m_bytecodeIntrinsicMap.end())
+        return nullptr;
+    return iterator->value;
+}
+
+} // namespace JSC
+