Merged r12434, r12435, r12440, r12441, r12443, r12444, r12445, r12446 into trunk branch.

test/mjsunit/regress/regress-crbug-145961.js

 // Copyright 2012 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.
 
+// This test causes the operands to be passed in as Integer32 registers.
 // Flags: --allow-natives-syntax
-
-function f(x) {
-  return ~~x;
+function test() {
+  var a = new Int32Array(2);
+  var x = a[0];
+  return Math.min(x, x);
 }
 
-f(42);
-f(42);
-%OptimizeFunctionOnNextCall(f);
-assertEquals(42, f(42));
-assertEquals(42, f(42.5));
-assertEquals(1/0, 1/f(-0));
-assertEquals(-1, f(0xffffffff));
-assertEquals(0, f(undefined));
-assertEquals(0, f("abc"));
+assertEquals(0, test());
+assertEquals(0, test());
+%OptimizeFunctionOnNextCall(test);
+assertEquals(0, test());