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comparison: js/src/jit-test/tests/basic/doMath.js
js/src/jit-test/tests/basic/doMath.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:f5ae0a970bc8 |
|---|---|
| 1 function map_test(t, cases) | |
| 2 { | |
| 3 for (var i = 0; i < cases.length; i++) { | |
| 4 function c() { return t(cases[i].input); } | |
| 5 var expected = cases[i].expected; | |
| 6 assertEq(c(), expected); | |
| 7 } | |
| 8 } | |
| 9 | |
| 10 function lsh_inner(n) | |
| 11 { | |
| 12 var r; | |
| 13 for (var i = 0; i < 35; i++) | |
| 14 r = 0x1 << n; | |
| 15 return r; | |
| 16 } | |
| 17 map_test (lsh_inner, | |
| 18 [{input: 15, expected: 32768}, | |
| 19 {input: 55, expected: 8388608}, | |
| 20 {input: 1, expected: 2}, | |
| 21 {input: 0, expected: 1}]); | |
| 22 | |
| 23 function rsh_inner(n) | |
| 24 { | |
| 25 var r; | |
| 26 for (var i = 0; i < 35; i++) | |
| 27 r = 0x11010101 >> n; | |
| 28 return r; | |
| 29 } | |
| 30 map_test (rsh_inner, | |
| 31 [{input: 8, expected: 1114369}, | |
| 32 {input: 5, expected: 8914952}, | |
| 33 {input: 35, expected: 35659808}, | |
| 34 {input: -1, expected: 0}]); | |
| 35 | |
| 36 function ursh_inner(n) | |
| 37 { | |
| 38 var r; | |
| 39 for (var i = 0; i < 35; i++) | |
| 40 r = -55 >>> n; | |
| 41 return r; | |
| 42 } | |
| 43 map_test (ursh_inner, | |
| 44 [{input: 8, expected: 16777215}, | |
| 45 {input: 33, expected: 2147483620}, | |
| 46 {input: 0, expected: 4294967241}, | |
| 47 {input: 1, expected: 2147483620}]); | |
| 48 | |
| 49 function doMath_inner(cos) | |
| 50 { | |
| 51 var s = 0; | |
| 52 var sin = Math.sin; | |
| 53 for (var i = 0; i < 200; i++) | |
| 54 s = -Math.pow(sin(i) + cos(i * 0.75), 4); | |
| 55 return s; | |
| 56 } | |
| 57 function doMath() { | |
| 58 return doMath_inner(Math.cos); | |
| 59 } | |
| 60 assertEq(doMath(), -0.5405549555611059); |
