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comparison: js/src/jit-test/tests/asm.js/testFloatingPoint.js

js/src/jit-test/tests/asm.js/testFloatingPoint.js

changeset 0
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equal deleted inserted replaced
-1:000000000000 0:96ba38c3471d
1 load(libdir + "asm.js");
2
3 assertEq(asmLink(asmCompile(USE_ASM + "function f() { return 1.1 } return f"))(), 1.1);
4 assertEq(asmLink(asmCompile(USE_ASM + "function f(i) { i=i|0; return +(+(i|0) + .1) } return f"))(1), 1.1);
5 assertEq(asmLink(asmCompile(USE_ASM + "function f(d) { d=+d; return +d } return f"))(1.1), 1.1);
6 assertEq(asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return +(d+e) } return f"))(1.0, .1), 1.1);
7 assertEq(asmLink(asmCompile(USE_ASM + "function f(i,e) { i=i|0;e=+e; return +(+~~i+e) } return f"))(1, .1), 1.1);
8 assertEq(asmLink(asmCompile(USE_ASM + "function f(d,i) { d=+d;i=i|0; return +(d + +(i|0)) } return f"))(.1, 1), 1.1);
9 assertEq(asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return +(d-e) } return f"))(1.1, .8), (1.1-.8));
10 assertEq(asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return +(d*e) } return f"))(1.1, 2.2), (1.1*2.2));
11 assertEq(asmLink(asmCompile(USE_ASM + "function g() { var i=2; return (~~(i=(i+1)|0))|0 } return g"))(), 3);
12
13 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return (d<e)|0 } return f"));
14 assertEq(f(1.1, 2.2), 1);
15 assertEq(f(1.1, 1.1), 0);
16 assertEq(f(2.1, 1.1), 0);
17
18 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return (d<=e)|0 } return f"));
19 assertEq(f(1.1, 2.2), 1);
20 assertEq(f(1.1, 1.1), 1);
21 assertEq(f(2.1, 1.1), 0);
22 assertEq(f(NaN, 1.1), 0);
23 assertEq(f(1.1, NaN), 0);
24 assertEq(f(NaN, NaN), 0);
25
26 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return (d>e)|0 } return f"));
27 assertEq(f(2.1, 1.1), 1);
28 assertEq(f(1.1, 1.1), 0);
29 assertEq(f(1.1, 2.1), 0);
30 assertEq(f(NaN, 1.1), 0);
31 assertEq(f(1.1, NaN), 0);
32 assertEq(f(NaN, NaN), 0);
33
34 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return (d>=e)|0 } return f"));
35 assertEq(f(2.1, 1.1), 1);
36 assertEq(f(1.0, 1.1), 0);
37 assertEq(f(1.1, 2.1), 0);
38 assertEq(f(NaN, 1.1), 0);
39 assertEq(f(1.1, NaN), 0);
40 assertEq(f(NaN, NaN), 0);
41
42 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return (d==e)|0 } return f"));
43 assertEq(f(2.1, 1.1), 0);
44 assertEq(f(1.1, 1.1), 1);
45 assertEq(f(1.1, 2.1), 0);
46 assertEq(f(NaN, 1.1), 0);
47 assertEq(f(1.1, NaN), 0);
48 assertEq(f(NaN, NaN), 0);
49
50 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return (d!=e)|0 } return f"));
51 assertEq(f(2.1, 1.1), 1);
52 assertEq(f(1.1, 1.1), 0);
53 assertEq(f(1.1, 2.1), 1);
54 assertEq(f(NaN, 1.1), 1);
55 assertEq(f(1.1, NaN), 1);
56 assertEq(f(NaN, NaN), 1);
57
58 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return +(d/e) } return f"));
59 assertEq(f(1.1, .1), (1.1/.1));
60 assertEq(f(1.1, 0), (1.1/0));
61 assertEq(f(1.1, -0), (1.1/-0));
62
63 var f = asmLink(asmCompile(USE_ASM + "function f(d,e) { d=+d;e=+e; return +(d%e) } return f"));
64 assertEq(f(1.1, .1), (1.1%.1));
65 assertEq(f(1.1, 0), (1.1%0));
66 assertEq(f(1.1, -0), (1.1%-0));
67
68 var f = asmLink(asmCompile(USE_ASM + "function f(d) { d=+d; var i = 0; i = ~~d; return i|0 } return f"));
69 assertEq(f(1.0), 1);
70 assertEq(f(1.9), 1);
71 assertEq(f(1.9999), 1);
72 assertEq(f(2.0), 2);
73 assertEq(f(Math.pow(2,40)), ~~Math.pow(2,40));
74 assertEq(f(-Math.pow(2,40)), ~~-Math.pow(2,40));
75 assertEq(f(4000000000), ~~4000000000);
76 assertEq(f(-4000000000), ~~-4000000000);
77 assertEq(f(NaN), 0);
78 assertEq(f(Infinity), 0);
79 assertEq(f(-Infinity), 0);
80
81 assertAsmTypeFail(USE_ASM + "function f(i,j) { i=i|0;j=j|0; return +((i|0)/(j|0)) } return f");
82 assertAsmTypeFail(USE_ASM + "function f(i,j) { i=i|0;j=j|0; return +(i+j) } return f");
83 assertAsmTypeFail(USE_ASM + "function f(i,j) { i=i|0;j=j|0; return +(i-j) } return f");
84
85 var f = asmLink(asmCompile(USE_ASM + "function f(i,j) { i=i|0;j=j|0; return +(((i|0)/(j|0))|0) } return f"));
86 assertEq(f(1,0), 0);
87 assertEq(f(-Math.pow(2,31),-1), -Math.pow(2,31));
88
89 var f = asmLink(asmCompile(USE_ASM + "function f(i,j) { i=i|0;j=j|0; return +(((i|0)%(j|0))|0) } return f"));
90 assertEq(f(1,0), 0);
91 assertEq(f(-Math.pow(2,31),-1), 0);
92
93 var {f,g} = asmLink(asmCompile(USE_ASM + "function f() { return 3.5 } function g(d) { d=+d; return +(d+3.5) } return {f:f,g:g}"));
94 assertEq(f(), 3.5);
95 assertEq(g(1), 1+3.5);
96
97 var buf = new ArrayBuffer(4096);
98 var f64 = new Float64Array(buf);
99 var i32 = new Int32Array(buf);
100 var u32 = new Uint32Array(buf);
101 var f = asmLink(asmCompile('glob', 'imp', 'b', USE_ASM + HEAP_IMPORTS + 'function f() { return +f64[0] } return f'), this, null, buf);
102 f64[0] = 0;
103 assertEq(f(), 0);
104 f64[0] = -1;
105 assertEq(f(), -1);
106 f64[0] = 1;
107 assertEq(f(), 1);
108 f64[0] = Infinity;
109 assertEq(f(), Infinity);
110 f64[0] = -Infinity;
111 assertEq(f(), -Infinity);
112
113 function ffi(d) { str = String(d) }
114 var g = asmLink(asmCompile('glob', 'imp', 'b', USE_ASM + HEAP_IMPORTS + 'var ffi=imp.ffi; function g() { ffi(+f64[0]) } return g'), this, {ffi:ffi}, buf);
115 var h = asmLink(asmCompile('glob', 'imp', 'b', USE_ASM + HEAP_IMPORTS + 'function g() { return +(+f64[0] < 0.0 ? -+f64[0] : +f64[0]) } return g'), this, null, buf)
116
117 function ffi1() { return 2.6 }
118 assertEq(asmLink(asmCompile('glob', 'imp', USE_ASM + "var ffi1=imp.ffi1; function g() { var i=0,j=0.0; i=ffi1()|0; j=+ffi1(); return +(+(i|0)+j) } return g"), null, {ffi1:ffi1})(), 2+2.6);
119
120 // that sounds dangerous!
121 var a = [0,1,0xffff0000,0x7fff0000,0xfff80000,0x7ff80000,0xfffc0000,0x7ffc0000,0xffffffff,0x0000ffff,0x00008fff7];
122 for (i of a) {
123 for (j of a) {
124 u32[0] = i;
125 u32[1] = j;
126
127 assertEq(f(), f64[0]);
128
129 g();
130 assertEq(str, String(f64[0]));
131
132 assertEq(h(), Math.abs(f64[0]));
133 }
134 }

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