Enable ARMv8 32-bit build.

test/mjsunit/math-floor-of-div-nosudiv.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.
 
 // Flags: --allow-natives-syntax --nouse-inlining --noenable-sudiv
+// Flags: --noenable-armv8
 
 // Use this function as reference. Make sure it is not inlined.
 function div(a, b) {
   return a / b;
 }
 
 var limit = 0x1000000;
 var exhaustive_limit = 100;
 var step = 10;
 var values = [0x10000001,
@@ skipping 240 matching lines @@
 
 test_div_deopt_minus_zero_v();
 test_div_deopt_overflow_v();
 test_div_deopt_div_by_zero_v();
 %OptimizeFunctionOnNextCall(test_div_deopt_minus_zero_v);
 %OptimizeFunctionOnNextCall(test_div_deopt_overflow_v);
 %OptimizeFunctionOnNextCall(test_div_deopt_div_by_zero_v);
 test_div_deopt_minus_zero_v();
 test_div_deopt_overflow_v();
 test_div_deopt_div_by_zero_v();