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// RUN: %clang_builtins %s %librt -o %t && %run %t
//===-- negvti2_test.c - Test __negvti2 -----------------------------------===//
//
// 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 __negvti2 for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#ifdef CRT_HAS_128BIT
// Returns: -a
// Effects: aborts if -a overflows
COMPILER_RT_ABI ti_int __negvti2(ti_int a);
COMPILER_RT_ABI ti_int __negti2(ti_int a);
int test__negvti2(ti_int a)
{
ti_int x = __negvti2(a);
ti_int expected = __negti2(a);
if (x != expected)
{
twords at;
at.all = a;
twords xt;
xt.all = x;
twords expectedt;
expectedt.all = expected;
printf("error in __negvti2(0x%.16llX%.16llX) = 0x%.16llX%.16llX, "
"expected 0x%.16llX%.16llX\n",
at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low);
}
return x != expected;
}
#endif
int main()
{
#ifdef CRT_HAS_128BIT
if (test__negvti2(0))
return 1;
if (test__negvti2(1))
return 1;
if (test__negvti2(-1))
return 1;
if (test__negvti2(2))
return 1;
if (test__negvti2(-2))
return 1;
if (test__negvti2(3))
return 1;
if (test__negvti2(-3))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFELL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000002LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x00000000FFFFFFFFLL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000001LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000300000000LL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFD00000000LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0x8000000000000001LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x7FFFFFFFFFFFFFFFLL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFE00000000LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000200000000LL)))
return 1;
if (test__negvti2(make_ti(0xFFFFFFFFFFFFFFFFLL, 0xFFFFFFFF00000000LL)))
return 1;
if (test__negvti2(make_ti(0x0000000000000000LL, 0x0000000100000000LL)))
return 1;
// if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL))) // abort
// return 1;
if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000001LL)))
return 1;
if (test__negvti2(make_ti(0x7FFFFFFFFFFFFFFFLL, 0xFFFFFFFFFFFFFFFFLL)))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}
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