[Isolates] Merge crankshaft (r5922 from bleeding_edge).

test/mjsunit/compiler/recursive-deopt.js

Index: test/mjsunit/compiler/recursive-deopt.js
diff --git a/test/mjsunit/compiler/recursive-deopt.js b/test/mjsunit/compiler/recursive-deopt.js
new file mode 100644
index 0000000000000000000000000000000000000000..366f59ae1be3546ba78cbf4a29104c862b2471d2
--- /dev/null
+++ b/test/mjsunit/compiler/recursive-deopt.js
@@ -0,0 +1,48 @@
+// Copyright 2010 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.
+
+
+function f(n) {
+  // Force deopt in both leaf case and when returning. To make
+  // debugging easier, the operation that bails out (<<) is so simple
+  // that it doesn't cause GCs.
+  if (n == 0) return 1 << one;
+  return f(n - 1) << one;
+}
+
+function RunTests() {
+  assertEquals(1 << 1, f(0));
+  assertEquals(1 << 2, f(1));
+  assertEquals(1 << 5, f(4));
+}
+
+
+var one = 1;
+for (var i = 0; i < 1000000; i++) RunTests();
+
+var one = { valueOf: function() { return 1; } };
+for (var j = 0; j < 100000; j++) RunTests();