[Isolates] Merge crankshaft (r5922 from bleeding_edge).

test/mjsunit/compiler/countoperation.js

 // Copyright 2009 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
@@ skipping 91 matching lines @@
 assertEquals(1, a++ && 1);
 assertEquals(44, a);
 assertEquals(1, ++b.x && 1);
 assertEquals(43, b.x);
 assertEquals(1, (b.x++) && 1);
 assertEquals(44, b.x);
 assertEquals(1, ++b[c] && 1);
 assertEquals(45, b[c]);
 assertEquals(1, b[c]++ && 1);
 assertEquals(46, b[c]);
+
+// Test count operations with parameters.
+function f(x) { x++; return x; }
+assertEquals(43, f(42));
+
+function g(x) { ++x; return x; }
+assertEquals(43, g(42));
+
+function h(x) { var y = x++; return y; }
+assertEquals(42, h(42));
+
+function k(x) { var y = ++x; return y; }
+assertEquals(43, k(42));
+
+// Test count operation in a test context.
+function countTestPost(i) { var k = 0; while (i--) { k++; } return k; }
+assertEquals(10, countTestPost(10));
+
+function countTestPre(i) { var k = 0; while (--i) { k++; } return k; }
+assertEquals(9, countTestPre(10));