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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libcompiler_rt/ffsti2.c	Lines:	0	6	0.0 %
Date:	2017-11-13	Branches:	0	4	0.0 %


/* ===-- ffsti2.c - Implement __ffsti2 -------------------------------------===
 *
 *                     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 implements __ffsti2 for the compiler_rt library.
 *
 * ===----------------------------------------------------------------------===
 */

#include "int_lib.h"

#ifdef CRT_HAS_128BIT

/* Returns: the index of the least significant 1-bit in a, or
 * the value zero if a is zero. The least significant bit is index one.
 */

COMPILER_RT_ABI si_int
__ffsti2(ti_int a)
{
    twords x;
    x.all = a;
    if (x.s.low == 0)
    {
        if (x.s.high == 0)
            return 0;
        return __builtin_ctzll(x.s.high) + (1 + sizeof(di_int) * CHAR_BIT);
    }
    return __builtin_ctzll(x.s.low) + 1;
}

#endif /* CRT_HAS_128BIT */


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* ===-- ffsti2.c - Implement __ffsti2 -------------------------------------===
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 __ffsti2 for the compiler_rt library.
11			*
12			* ===----------------------------------------------------------------------===
13			*/
14
15			#include "int_lib.h"
16
17			#ifdef CRT_HAS_128BIT
18
19			/* Returns: the index of the least significant 1-bit in a, or
20			* the value zero if a is zero. The least significant bit is index one.
21			*/
22
23			COMPILER_RT_ABI si_int
24			__ffsti2(ti_int a)
25			{
26			twords x;
27			x.all = a;
28			if (x.s.low == 0)
29			{
30			if (x.s.high == 0)
31			return 0;
32			return __builtin_ctzll(x.s.high) + (1 + sizeof(di_int) * CHAR_BIT);
33			}
34			return __builtin_ctzll(x.s.low) + 1;
35			}
36
37			#endif /* CRT_HAS_128BIT */