File: moddi3_test.c

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (52 lines) | stat: -rw-r--r-- 1,268 bytes parent folder | download | duplicates (29)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
// RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_moddi3

#include "int_lib.h"
#include <stdio.h>

// Returns: a % b

COMPILER_RT_ABI di_int __moddi3(di_int a, di_int b);

int test__moddi3(di_int a, di_int b, di_int expected)
{
    di_int x = __moddi3(a, b);
    if (x != expected)
        printf("error in __moddi3: %lld %% %lld = %lld, expected %lld\n",
               a, b, x, expected);
    return x != expected;
}

char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0};

int main()
{
    if (test__moddi3(0, 1, 0))
        return 1;
    if (test__moddi3(0, -1, 0))
        return 1;

    if (test__moddi3(5, 3, 2))
        return 1;
    if (test__moddi3(5, -3, 2))
        return 1;
    if (test__moddi3(-5, 3, -2))
        return 1;
    if (test__moddi3(-5, -3, -2))
        return 1;

    if (test__moddi3(0x8000000000000000LL, 1, 0x0LL))
        return 1;
    if (test__moddi3(0x8000000000000000LL, -1, 0x0LL))
        return 1;
    if (test__moddi3(0x8000000000000000LL, 2, 0x0LL))
        return 1;
    if (test__moddi3(0x8000000000000000LL, -2, 0x0LL))
        return 1;
    if (test__moddi3(0x8000000000000000LL, 3, -2))
        return 1;
    if (test__moddi3(0x8000000000000000LL, -3, -2))
        return 1;

    return 0;
}