GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcompiler_rt/negvti2.c Lines: 0 3 0.0 %
Date: 2017-11-13 Branches: 0 2 0.0 %

Line Branch Exec Source
1
/*===-- negvti2.c - Implement __negvti2 -----------------------------------===
2
 *
3
 *                     The LLVM Compiler Infrastructure
4
 *
5
 * This file is dual licensed under the MIT and the University of Illinois Open
6
 * Source Licenses. See LICENSE.TXT for details.
7
 *
8
 *===----------------------------------------------------------------------===
9
 *
10
 *This file implements __negvti2 for the compiler_rt library.
11
 *
12
 *===----------------------------------------------------------------------===
13
 */
14
15
#include "int_lib.h"
16
17
#ifdef CRT_HAS_128BIT
18
19
/* Returns: -a */
20
21
/* Effects: aborts if -a overflows */
22
23
COMPILER_RT_ABI ti_int
24
__negvti2(ti_int a)
25
{
26
    const ti_int MIN = (ti_int)1 << ((int)(sizeof(ti_int) * CHAR_BIT)-1);
27
    if (a == MIN)
28
        compilerrt_abort();
29
    return -a;
30
}
31
32
#endif /* CRT_HAS_128BIT */