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      1 // Copyright 2012 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 // Flags: --allow-natives-syntax
     29 
     30 function test_helper_for_ics(func, b1, b2, b3, b4) {
     31   assertEquals(b1, func(.5, .5));
     32   assertEquals(b2, func(.5, undefined));
     33   assertEquals(b3, func(undefined, .5));
     34   assertEquals(b4, func(undefined, undefined));
     35 }
     36 
     37 function test_helper_for_crankshaft(func, b1, b2, b3, b4) {
     38   assertEquals(b1, func(.5, .5));
     39   %OptimizeFunctionOnNextCall(func);
     40   assertEquals(b1, func(.5, .5));
     41   assertEquals(b2, func(.5, undefined));
     42   assertEquals(b3, func(undefined, .5));
     43   assertEquals(b4, func(undefined, undefined));
     44 }
     45 
     46 function less_1(a, b) {
     47   return a < b;
     48 }
     49 
     50 test_helper_for_ics(less_1, false, false, false, false);
     51 
     52 function less_2(a, b) {
     53   return a < b;
     54 }
     55 
     56 test_helper_for_crankshaft(less_1, false, false, false, false);
     57 
     58 function greater_1(a, b) {
     59   return a > b;
     60 }
     61 
     62 test_helper_for_ics(greater_1, false, false, false, false);
     63 
     64 function greater_2(a, b) {
     65   return a > b;
     66 }
     67 
     68 test_helper_for_crankshaft(greater_1, false, false, false, false);
     69 
     70 function less_equal_1(a, b) {
     71   return a <= b;
     72 }
     73 
     74 test_helper_for_ics(less_equal_1, true, false, false, false);
     75 
     76 function less_equal_2(a, b) {
     77   return a <= b;
     78 }
     79 
     80 test_helper_for_crankshaft(less_equal_1, true, false, false, false);
     81 
     82 function greater_equal_1(a, b) {
     83   return a >= b;
     84 }
     85 
     86 test_helper_for_ics(greater_equal_1, true, false, false, false);
     87 
     88 function greater_equal_2(a, b) {
     89   return a >= b;
     90 }
     91 
     92 test_helper_for_crankshaft(greater_equal_1, true, false, false, false);
     93 
     94 function equal_1(a, b) {
     95   return a == b;
     96 }
     97 
     98 test_helper_for_ics(equal_1, true, false, false, true);
     99 
    100 function equal_2(a, b) {
    101   return a == b;
    102 }
    103 
    104 test_helper_for_crankshaft(equal_2, true, false, false, true);
    105 
    106 function strict_equal_1(a, b) {
    107   return a === b;
    108 }
    109 
    110 test_helper_for_ics(strict_equal_1, true, false, false, true);
    111 
    112 function strict_equal_2(a, b) {
    113   return a === b;
    114 }
    115 
    116 test_helper_for_crankshaft(strict_equal_2, true, false, false, true);
    117 
    118 function not_equal_1(a, b) {
    119   return a != b;
    120 }
    121 
    122 test_helper_for_ics(not_equal_1, false, true, true, false);
    123 
    124 function not_equal_2(a, b) {
    125   return a != b;
    126 }
    127 
    128 test_helper_for_crankshaft(not_equal_2, false, true, true, false);
    129