Add m-esr52 at 52.6.0

1 files changed, 68 insertions, 0 deletions

diff --git a/js/src/wasm/WasmCompile.h b/js/src/wasm/WasmCompile.h
new file mode 100644
index 000000000..87f2b16c6
--- /dev/null
+++ b/js/src/wasm/WasmCompile.h
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sts=4 et sw=4 tw=99:
+ *
+ * Copyright 2015 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef wasm_compile_h
+#define wasm_compile_h
+
+#include "wasm/WasmModule.h"
+
+namespace js {
+namespace wasm {
+
+// Describes the JS scripted caller of a request to compile a wasm module.
+
+struct ScriptedCaller
+{
+    UniqueChars filename;
+    unsigned line;
+    unsigned column;
+};
+
+// Describes all the parameters that control wasm compilation.
+
+struct CompileArgs
+{
+    Assumptions assumptions;
+    ScriptedCaller scriptedCaller;
+    bool alwaysBaseline;
+
+    CompileArgs(Assumptions&& assumptions, ScriptedCaller&& scriptedCaller)
+      : assumptions(Move(assumptions)),
+        scriptedCaller(Move(scriptedCaller)),
+        alwaysBaseline(false)
+    {}
+
+    // If CompileArgs is constructed without arguments, initFromContext() must
+    // be called to complete initialization.
+    CompileArgs() = default;
+    bool initFromContext(ExclusiveContext* cx, ScriptedCaller&& scriptedCaller);
+};
+
+// Compile the given WebAssembly bytecode with the given arguments into a
+// wasm::Module. On success, the Module is returned. On failure, the returned
+// SharedModule pointer is null and either:
+//  - *error points to a string description of the error
+//  - *error is null and the caller should report out-of-memory.
+
+SharedModule
+Compile(const ShareableBytes& bytecode, const CompileArgs& args, UniqueChars* error);
+
+}  // namespace wasm
+}  // namespace js
+
+#endif // namespace wasm_compile_h