[wasm] Gate SIMD load/store opcodes with the --wasm-simd-prototype flag.

test/mjsunit/regress/wasm/regression-702460.js

Index: test/mjsunit/regress/wasm/regression-702460.js
diff --git a/test/mjsunit/regress/wasm/regression-702460.js b/test/mjsunit/regress/wasm/regression-702460.js
new file mode 100644
index 0000000000000000000000000000000000000000..25ed5b506124eccd2d42a505a49d9abfd53d8738
--- /dev/null
+++ b/test/mjsunit/regress/wasm/regression-702460.js
@@ -0,0 +1,47 @@
+// Copyright 2017 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.
+
+load("test/mjsunit/wasm/wasm-constants.js");
+load("test/mjsunit/wasm/wasm-module-builder.js");
+
+(function() {
+"use asm";
+  var builder = new WasmModuleBuilder();
+  builder.addFunction("regression_702460", kSig_i_v)
+    .addBody([
+        kExprI32Const, 0x52,
+        kExprI32Const, 0x41,
+        kExprI32Const, 0x3c,
+        kExprI32Const, 0xdc, 0x01,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprSetLocal, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprGrowMemory, 0x00,
+        kExprS128LoadMem, 0x00, 0x40,
+        kExprUnreachable,
+        kExprGrowMemory, 0x00
+        ]).exportFunc();
+  assertThrows(() => builder.instantiate());
+})();