The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/basic/testShiftLeft.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,38 @@
     1.4 +// |jit-test| valgrind
     1.5 +
     1.6 +/* Test the proper operation of the left shift operator. This is especially
     1.7 + * important on ARM as an explicit mask is required at the native instruction
     1.8 + * level. */
     1.9 +
    1.10 +load(libdir + 'range.js');
    1.11 +
    1.12 +function testShiftLeft()
    1.13 +{
    1.14 +    var r = [];
    1.15 +    var i = 0;
    1.16 +    var j = 0;
    1.17 +
    1.18 +    var shifts = [0,1,7,8,15,16,23,24,31];
    1.19 +
    1.20 +    /* Samples from the simple shift range. */
    1.21 +    for (i = 0; i < shifts.length; i++)
    1.22 +        r[j++] = 1 << shifts[i];
    1.23 +
    1.24 +    /* Samples outside the normal shift range. */
    1.25 +    for (i = 0; i < shifts.length; i++)
    1.26 +        r[j++] = 1 << (shifts[i] + 32);
    1.27 +
    1.28 +    /* Samples far outside the normal shift range. */
    1.29 +    for (i = 0; i < shifts.length; i++)
    1.30 +        r[j++] = 1 << (shifts[i] + 224);
    1.31 +    for (i = 0; i < shifts.length; i++)
    1.32 +        r[j++] = 1 << (shifts[i] + 256);
    1.33 +
    1.34 +    return r.join(",");
    1.35 +}
    1.36 +
    1.37 +assertEq(testShiftLeft(), 
    1.38 +	 "1,2,128,256,32768,65536,8388608,16777216,-2147483648,"+
    1.39 +	 "1,2,128,256,32768,65536,8388608,16777216,-2147483648,"+
    1.40 +	 "1,2,128,256,32768,65536,8388608,16777216,-2147483648,"+
    1.41 +	 "1,2,128,256,32768,65536,8388608,16777216,-2147483648");