Add asm.js stdlib portion implementable as wasm opcodes.

src/wasm/wasm-js.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/api.h"
 #include "src/api-natives.h"
 #include "src/assert-scope.h"
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/factory.h"
@@ skipping 105 matching lines @@
   v8::internal::AsmTyper typer(info->isolate(), info->zone(), *(info->script()),
                                info->literal());
   if (i::FLAG_enable_simd_asmjs) {
     typer.set_allow_simd(true);
   }
   if (!typer.Validate()) {
     thrower->Error("Asm.js validation failed: %s", typer.error_message());
     return nullptr;
   }
 
-  auto module = v8::internal::wasm::AsmWasmBuilder(
-                    info->isolate(), info->zone(), info->literal(), foreign)
-                    .Run();
+  auto module =
+      v8::internal::wasm::AsmWasmBuilder(info->isolate(), info->zone(),
+                                         info->literal(), foreign, &typer)
+          .Run();
 
   if (i::FLAG_dump_asmjs_wasm) {
     FILE* wasm_file = fopen(i::FLAG_asmjs_wasm_dumpfile, "wb");
     if (wasm_file) {
       fwrite(module->Begin(), module->End() - module->Begin(), 1, wasm_file);
       fclose(wasm_file);
     }
   }
 
   return module;
@@ skipping 143 matching lines @@
   if (!context->get(Context::WASM_FUNCTION_MAP_INDEX)->IsMap()) {
     Handle<Map> wasm_function_map = isolate->factory()->NewMap(
         JS_FUNCTION_TYPE, JSFunction::kSize + kPointerSize);
     wasm_function_map->set_is_callable();
     context->set_wasm_function_map(*wasm_function_map);
   }
 }
 
 }  // namespace internal
 }  // namespace v8