forked from OSchip/llvm-project
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
//===-- udivti3_test.c - Test __udivti3 -----------------------------------===//
|
|
//
|
|
// 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 __udivti3 for the compiler_rt library.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#if __x86_64
|
|
|
|
#include "int_lib.h"
|
|
#include <stdio.h>
|
|
|
|
// Returns: a / b
|
|
|
|
tu_int __udivti3(tu_int a, tu_int b);
|
|
|
|
int test__udivti3(tu_int a, tu_int b, tu_int expected_q)
|
|
{
|
|
tu_int q = __udivti3(a, b);
|
|
if (q != expected_q)
|
|
{
|
|
utwords at;
|
|
at.all = a;
|
|
utwords bt;
|
|
bt.all = b;
|
|
utwords qt;
|
|
qt.all = q;
|
|
utwords expected_qt;
|
|
expected_qt.all = expected_q;
|
|
printf("error in __udivti3: 0x%llX%.16llX / 0x%llX%.16llX = "
|
|
"0x%llX%.16llX, expected 0x%llX%.16llX\n",
|
|
at.s.high, at.s.low, bt.s.high, bt.s.low, qt.s.high, qt.s.low,
|
|
expected_qt.s.high, expected_qt.s.low);
|
|
}
|
|
return q != expected_q;
|
|
}
|
|
|
|
#endif
|
|
|
|
int main()
|
|
{
|
|
#if __x86_64
|
|
if (test__udivti3(0, 1, 0))
|
|
return 1;
|
|
if (test__udivti3(2, 1, 2))
|
|
return 1;
|
|
if (test__udivti3(make_tu(0x8000000000000000uLL, 0), 1,
|
|
make_tu(0x8000000000000000uLL, 0)))
|
|
return 1;
|
|
if (test__udivti3(make_tu(0x8000000000000000uLL, 0), 2,
|
|
make_tu(0x4000000000000000uLL, 0)))
|
|
return 1;
|
|
if (test__udivti3(make_tu(0xFFFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL), 2,
|
|
make_tu(0x7FFFFFFFFFFFFFFFuLL, 0xFFFFFFFFFFFFFFFFuLL)))
|
|
return 1;
|
|
|
|
#endif
|
|
return 0;
|
|
}
|