45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
//===-- udivdi3_test.c - Test __udivdi3 -----------------------------------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is dual licensed under the MIT and the University of Illinois Open
|
|
// Source Licenses. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file tests __udivdi3 for the compiler_rt library.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "int_lib.h"
|
|
#include <stdio.h>
|
|
|
|
// Returns: a / b
|
|
|
|
du_int __udivdi3(du_int a, du_int b);
|
|
|
|
int test__udivdi3(du_int a, du_int b, du_int expected_q)
|
|
{
|
|
du_int q = __udivdi3(a, b);
|
|
if (q != expected_q)
|
|
printf("error in __udivdi3: %lld / %lld = %lld, expected %lld\n",
|
|
a, b, q, expected_q);
|
|
return q != expected_q;
|
|
}
|
|
|
|
int main()
|
|
{
|
|
if (test__udivdi3(0, 1, 0))
|
|
return 1;
|
|
if (test__udivdi3(2, 1, 2))
|
|
return 1;
|
|
if (test__udivdi3(0x8000000000000000uLL, 1, 0x8000000000000000uLL))
|
|
return 1;
|
|
if (test__udivdi3(0x8000000000000000uLL, 2, 0x4000000000000000uLL))
|
|
return 1;
|
|
if (test__udivdi3(0xFFFFFFFFFFFFFFFFuLL, 2, 0x7FFFFFFFFFFFFFFFuLL))
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|