[turbofan] Optimize add operations to use 'leal' instruction on x64

test/mjsunit/compiler/division-by-constant.js

 // Copyright 2014 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 83 matching lines @@
   PushRangeSymmetric(values, 100000, 100009);
   PushRangeSymmetric(values, 1000000, 1000009);
   PushRangeSymmetric(values, 10000000, 10000009);
   PushRangeSymmetric(values, 100000000, 100000009);
   PushRangeSymmetric(values, 1000000000, 1000000009);
   return values;
 }
 
 // -----------------------------------------------------------------------------
 
+
 function TestDivisionLike(ref, construct, values, divisor) {
   // Define the function to test.
   var OptFun = new Function("dividend", construct(divisor));
 
   // Warm up type feedback.
   OptFun(7);
   OptFun(11);
   %OptimizeFunctionOnNextCall(OptFun);
   OptFun(13);
 
-  // Check results.
-  values.forEach(function(dividend) {
+function dude(dividend) {
     // Avoid deopt caused by overflow, we do not want to test this here.
     if (dividend === -2147483648 && divisor === -1) return;
     assertEquals(ref(dividend, divisor), OptFun(dividend));
-  });
+  }
+
+  // Check results.
+  values.forEach(dude);
 }
 
 function Test(ref, construct) {
   var values = CreateTestValues();
   values.forEach(function(divisor) {
     TestDivisionLike(ref, construct, values, divisor);
   });
 }
 
 Test(RefDivByConstI, ConstructDiv);
 Test(RefModByConstI, ConstructMod);
 Test(RefFlooringDivByConstI, ConstructFlooringDiv);