1/*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16declare function print(arg:any):string;
17function replace(a : number)
18{
19    return a;
20}
21
22let res:number = 0;
23
24// Check without params
25res = Math.log2();
26//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
27print(res); //: NaN
28
29// Check with single param
30res = Math.log2(-0);
31//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
32print(res); //: -Infinity
33
34res = Math.log2(+0);
35//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
36print(res); //: -Infinity
37
38res = Math.log2(-123);
39//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
40print(res); //: NaN
41
42res = Math.log2(2);
43//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
44print(res); //: 1
45
46// Check with 2 params
47//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
48res = Math.log2(2, 2);
49print(res); //: 1
50
51// Check with 3 params
52res = Math.log2(2, 2, 2);
53//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
54print(res); //: 1
55
56// Check with 4 params
57res = Math.log2(2, 2, 2, 2);
58//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
59print(res); //: 1
60
61// Check with 5 params
62res = Math.log2(2, 2, 2, 2, 2);
63//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
64print(res); //: 1
65
66try {
67    //aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
68    print(Math.log2(2)); //: 1
69} catch(e) {}
70
71// Replace standart builtin
72let true_log2 = Math.log2
73Math.log2 = replace
74res = Math.log2(111);
75print(res); //: 111
76
77// Call standart builtin with non-number param
78Math.log2 = true_log2
79//aot: [trace] aot inline builtin: Math.log2, caller function name:func_main_0@builtinMathLog2
80//aot: [trace] Check Type: NotNumber1
81res = Math.log2("-0"); // deopt
82print(res); //: -Infinity
83