Avoid embedding new space objects into code objects in the lithium gap resolver.

test/mjsunit/regress/regress-108296.js

Index: test/mjsunit/regress/regress-108296.js
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+// Copyright 2011 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --allow-natives-syntax
+
+// This test checks that young immediates embedded into code objects
+// are referenced through a cell.
+
+function f (k, a, b) {
+  // Create control flow for a.foo.  Control flow resolution will
+  // be generated as a part of a gap move. Gap move operate on immediates as
+  // a.foo is a CONSTANT_FUNCTION.
+  var x = k ? a.foo : a.foo;
+  return x.prototype;
+}
+
+var a = { };
+
+// Make sure that foo is a CONSTANT_FUNCTION but not be pretenured.
+a.foo = (function () { return function () {}; })();
+
+// Ensure that both branches of ternary operator have monomorphic type feedback.
+f(true, a, a);
+f(true, a, a);
+f(false, a, a);
+f(false, a, a);
+%OptimizeFunctionOnNextCall(f);
+f(true, a, a);