[wasm] Move asm.js offset table to compiled module

src/wasm/wasm-module-builder.cc

Index: src/wasm/wasm-module-builder.cc
diff --git a/src/wasm/wasm-module-builder.cc b/src/wasm/wasm-module-builder.cc
index 290e98ecf8c224bb68f132669230541f23e4565b..7e1002bb4365992602d2293f08bcc044b804b178 100644
--- a/src/wasm/wasm-module-builder.cc
+++ b/src/wasm/wasm-module-builder.cc
@@ -534,6 +534,8 @@ void WasmModuleBuilder::WriteAsmJsOffsetTable(ZoneBuffer& buffer) const {
   for (auto function : functions_) {
     function->WriteAsmWasmOffsetTable(buffer);
   }
+  // Append a 0 to indicate that this is an encoded table.
+  buffer.write_u8(0);

[ahaas, 2016/11/23 10:08:54]

nit: I think it would be good to introduce an encoded-table-flag constant.

[Clemens Hammacher, 2016/11/23 12:24:36]

I think here it is OK, since the comment in the live above makes it very obvious
why we append a 0.

 }
 }  // namespace wasm
 }  // namespace internal