Fix for failing asserts in HBoundsCheck code generation on x64: use proper cmp operation width inst…

test/mjsunit/regress/regress-crbug-349465-2.js

+// Copyright 2014 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.
+
+// Flags: --allow-natives-syntax --debug-code
+
+function __f_5() {
+  var __v_9 = {};
+  var __v_10 = [];
+  function __f_14(__v_26) {
+    if (__v_26 | 0 == __v_26) {
+      __v_26 = __v_26 | 0;
+    }
+    if (%_IsSmi(__v_26) && !__v_9[__v_26]) {
+      __v_10.push(__v_26);
+    }
+  }
+  function __f_10(__v_26) {
+    %OptimizeFunctionOnNextCall(__f_14);
+    __f_14(-__v_5);
+  }
+  var __v_5 = 10 * 1000 * 1000 * 1000;
+  for (var __v_6 = 1; __v_6 <= __v_5; __v_6 *= 10) {
+    for (var __v_8 = 0; __v_8 <= 9; __v_8++) {
+      for (var __v_4 = -1; __v_4 <= 1; __v_4++) {
+        __f_10(__v_6 * __v_8 + __v_4);
+      }
+    }
+  }
+}
+__f_5();