webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 62 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/wasm/WasmFormat.cpp b/Source/JavaScriptCore/wasm/WasmFormat.cpp
new file mode 100644
index 000000000..b047875b2
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+++ b/Source/JavaScriptCore/wasm/WasmFormat.cpp
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 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
+ * 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 "WasmFormat.h"
+
+#if ENABLE(WEBASSEMBLY)
+
+#include "WasmMemory.h"
+#include <wtf/FastMalloc.h>
+
+namespace JSC { namespace Wasm {
+
+Segment* Segment::create(I32InitExpr offset, uint32_t sizeInBytes)
+{
+    auto allocated = tryFastCalloc(sizeof(Segment) + sizeInBytes, 1);
+    Segment* segment;
+    if (!allocated.getValue(segment))
+        return nullptr;
+    segment->offset = offset;
+    segment->sizeInBytes = sizeInBytes;
+    return segment;
+}
+
+void Segment::destroy(Segment *segment)
+{
+    fastFree(segment);
+}
+
+Segment::Ptr Segment::adoptPtr(Segment* segment)
+{
+    return Ptr(segment, &Segment::destroy);
+}
+
+JS_EXPORT_PRIVATE ModuleInformation::~ModuleInformation() { }
+
+} } // namespace JSC::Wasm
+
+#endif // ENABLE(WEBASSEMBLY)