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// RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_umoddi3
//===-- umoddi3_test.c - Test __umoddi3 -----------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file tests __umoddi3 for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
// Returns: a % b
COMPILER_RT_ABI du_int __umoddi3(du_int a, du_int b);
int test__umoddi3(du_int a, du_int b, du_int expected_r)
{
du_int r = __umoddi3(a, b);
if (r != expected_r)
printf("error in __umoddi3: %lld %% %lld = %lld, expected %lld\n",
a, b, r, expected_r);
return r != expected_r;
}
int main()
{
if (test__umoddi3(0, 1, 0))
return 1;
if (test__umoddi3(2, 1, 0))
return 1;
if (test__umoddi3(0x8000000000000000uLL, 1, 0x0uLL))
return 1;
if (test__umoddi3(0x8000000000000000uLL, 2, 0x0uLL))
return 1;
if (test__umoddi3(0xFFFFFFFFFFFFFFFFuLL, 2, 0x1uLL))
return 1;
return 0;
}
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