js/src/jit-test/tests/asm.js/bug941877.js@6474c204b198 (annotated)
js/src/jit-test/tests/asm.js/bug941877.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | (function(stdlib, n, heap) { |
| michael@0 | 2 | "use asm" |
| michael@0 | 3 | var Int16ArrayView = new stdlib.Int16Array(heap); |
| michael@0 | 4 | function f(i0, d1) { |
| michael@0 | 5 | i0 = i0 | 0 |
| michael@0 | 6 | d1 = +d1 |
| michael@0 | 7 | var d2 = 1. |
| michael@0 | 8 | var i3 = 0 |
| michael@0 | 9 | Int16ArrayView[0] = i0 |
| michael@0 | 10 | d2 = (.0 / .0) |
| michael@0 | 11 | switch ((i0 + i0) | 0) { |
| michael@0 | 12 | case 0: |
| michael@0 | 13 | d2 = .0 |
| michael@0 | 14 | break |
| michael@0 | 15 | }; |
| michael@0 | 16 | (((i3 - (0 < 0)) >>> ((.0 < -0) + (.0 > .0))) / 0) >> (0 + (((0 + 0) ^ |
| michael@0 | 17 | (9 > 0)) | 0)) |
| michael@0 | 18 | } |
| michael@0 | 19 | })(this, null, new ArrayBuffer(4096)); |
| michael@0 | 20 | |
| michael@0 | 21 | (function(stdlib, n, heap) { |
| michael@0 | 22 | "use asm" |
| michael@0 | 23 | var Float64ArrayView = new stdlib.Float64Array(heap) |
| michael@0 | 24 | function f() { |
| michael@0 | 25 | Float64ArrayView[0] = +(0xffffffff / 0xffffffff >> 0) |
| michael@0 | 26 | } |
| michael@0 | 27 | })(this, null, new ArrayBuffer(4096)); |
| michael@0 | 28 | |
| michael@0 | 29 | function test0(x) |
| michael@0 | 30 | { |
| michael@0 | 31 | return (x >>> 0) % 10; |
| michael@0 | 32 | } |
| michael@0 | 33 | assertEq(test0(25), 5); |
| michael@0 | 34 | assertEq(test0(24), 4); |
| michael@0 | 35 | assertEq(test0(23), 3); |
| michael@0 | 36 | assertEq(test0(0), 0); |
| michael@0 | 37 | assertEq(test0(4294967295), 5); |
| michael@0 | 38 | |
| michael@0 | 39 | function test1(x) |
| michael@0 | 40 | { |
| michael@0 | 41 | return (x >>> 2) % 10; |
| michael@0 | 42 | } |
| michael@0 | 43 | assertEq(test1(25), 6); |
| michael@0 | 44 | assertEq(test1(24), 6); |
| michael@0 | 45 | assertEq(test1(23), 5); |
| michael@0 | 46 | assertEq(test1(4294967295), 3); |
| michael@0 | 47 | |
| michael@0 | 48 | function test2(x, y) |
| michael@0 | 49 | { |
| michael@0 | 50 | return (x >>> 0) % (y >>> 0); |
| michael@0 | 51 | } |
| michael@0 | 52 | assertEq(test2(25, 3), 1); |
| michael@0 | 53 | assertEq(test2(24, 4), 0); |
| michael@0 | 54 | assertEq(test2(4294967295, 10), 5); |
| michael@0 | 55 | assertEq(test2(23, 0), NaN); |
| michael@0 | 56 | |
| michael@0 | 57 | function test3() |
| michael@0 | 58 | { |
| michael@0 | 59 | "use asm"; |
| michael@0 | 60 | function f(x, y) |
| michael@0 | 61 | { |
| michael@0 | 62 | x = x|0; |
| michael@0 | 63 | y = y|0; |
| michael@0 | 64 | var t = 0; |
| michael@0 | 65 | t = (x % y) > -2; |
| michael@0 | 66 | return t|0; |
| michael@0 | 67 | } |
| michael@0 | 68 | return f; |
| michael@0 | 69 | } |
| michael@0 | 70 | assertEq(test3()(4294967290, 4294967295), 1); |
| michael@0 | 71 | assertEq(test3()(4294967290, 4294967295), 1); |
| michael@0 | 72 | |
| michael@0 | 73 | function test4() |
| michael@0 | 74 | { |
| michael@0 | 75 | "use asm"; |
| michael@0 | 76 | function f(x, y) |
| michael@0 | 77 | { |
| michael@0 | 78 | x = x|0; |
| michael@0 | 79 | y = y|0; |
| michael@0 | 80 | var t = 0; |
| michael@0 | 81 | t = ((x>>>0) % (y>>>0)) > -2; |
| michael@0 | 82 | return t|0; |
| michael@0 | 83 | } |
| michael@0 | 84 | return f; |
| michael@0 | 85 | } |
| michael@0 | 86 | assertEq(test4()(4294967290, 4294967295), 1); |
| michael@0 | 87 | assertEq(test4()(4294967290, 4294967295), 1); |
| michael@0 | 88 | |
| michael@0 | 89 | function test5() |
| michael@0 | 90 | { |
| michael@0 | 91 | "use asm"; |
| michael@0 | 92 | function f(x, y) |
| michael@0 | 93 | { |
| michael@0 | 94 | x = x|0; |
| michael@0 | 95 | y = y|0; |
| michael@0 | 96 | var t = 0; |
| michael@0 | 97 | t = ((x>>>0) % (y>>>0)) * 1.01; |
| michael@0 | 98 | return +t; |
| michael@0 | 99 | } |
| michael@0 | 100 | return f; |
| michael@0 | 101 | } |
| michael@0 | 102 | assertEq(test5()(4294967290, 4294967295), 4337916962.9); |
| michael@0 | 103 | assertEq(test5()(4294967290, 4294967295), 4337916962.9); |
| michael@0 | 104 | |
| michael@0 | 105 | function test6() |
| michael@0 | 106 | { |
| michael@0 | 107 | "use asm"; |
| michael@0 | 108 | function f(x, y) |
| michael@0 | 109 | { |
| michael@0 | 110 | x = x|0; |
| michael@0 | 111 | y = y|0; |
| michael@0 | 112 | return ((x>>>1) % (y>>>1))|0; |
| michael@0 | 113 | } |
| michael@0 | 114 | return f; |
| michael@0 | 115 | } |
| michael@0 | 116 | assertEq(test6()(23847, 7), 1); |
| michael@0 | 117 | assertEq(test6()(23848, 7), 2); |
| michael@0 | 118 | |
| michael@0 | 119 | function test7() |
| michael@0 | 120 | { |
| michael@0 | 121 | "use asm"; |
| michael@0 | 122 | function f(x) |
| michael@0 | 123 | { |
| michael@0 | 124 | x = x|0; |
| michael@0 | 125 | return ((x>>>0) / 8)|0; |
| michael@0 | 126 | } |
| michael@0 | 127 | return f; |
| michael@0 | 128 | } |
| michael@0 | 129 | assertEq(test7()(23847, 7), 2980); |
| michael@0 | 130 | assertEq(test7()(23848, 7), 2981); |
| michael@0 | 131 | |
| michael@0 | 132 | function test8() |
| michael@0 | 133 | { |
| michael@0 | 134 | "use asm"; |
| michael@0 | 135 | function f(i,j) |
| michael@0 | 136 | { |
| michael@0 | 137 | i=i|0;j=j|0; |
| michael@0 | 138 | return ((i>>>0)/(j>>>0))|0; |
| michael@0 | 139 | } |
| michael@0 | 140 | return f; |
| michael@0 | 141 | } |
| michael@0 | 142 | assertEq(test8()(2147483647, 0), 0); |
| michael@0 | 143 | assertEq(test8()(2147483646, 0), 0); |
