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authorSimon J. Gerraty <sjg@FreeBSD.org>2015-05-27 01:19:58 +0000
committerSimon J. Gerraty <sjg@FreeBSD.org>2015-05-27 01:19:58 +0000
commit98e0ffaefb0f241cda3a72395d3be04192ae0d47 (patch)
tree55c065b6730aaac2afb6c29933ee6ec5fa4c4249 /contrib/compiler-rt/lib/negvti2.c
parentb17ff922d4072ae132ece458f5b5d74a236880ac (diff)
parente81032ad243db32b8fd615b2d55ee94b9f6a5b6a (diff)
downloadsrc-98e0ffaefb0f241cda3a72395d3be04192ae0d47.tar.gz
src-98e0ffaefb0f241cda3a72395d3be04192ae0d47.zip
Merge sync of head
Notes
Notes: svn path=/projects/bmake/; revision=283595
Diffstat (limited to 'contrib/compiler-rt/lib/negvti2.c')
-rw-r--r--contrib/compiler-rt/lib/negvti2.c32
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diff --git a/contrib/compiler-rt/lib/negvti2.c b/contrib/compiler-rt/lib/negvti2.c
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-/*===-- negvti2.c - Implement __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 implements __negvti2 for the compiler_rt library.
- *
- *===----------------------------------------------------------------------===
- */
-
-#include "int_lib.h"
-
-#ifdef CRT_HAS_128BIT
-
-/* Returns: -a */
-
-/* Effects: aborts if -a overflows */
-
-ti_int
-__negvti2(ti_int a)
-{
- const ti_int MIN = (ti_int)1 << ((int)(sizeof(ti_int) * CHAR_BIT)-1);
- if (a == MIN)
- compilerrt_abort();
- return -a;
-}
-
-#endif /* CRT_HAS_128BIT */