diff options
Diffstat (limited to 'lib/builtins/negvsi2.c')
-rw-r--r-- | lib/builtins/negvsi2.c | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/lib/builtins/negvsi2.c b/lib/builtins/negvsi2.c index b9e93fef0..cccdee6dc 100644 --- a/lib/builtins/negvsi2.c +++ b/lib/builtins/negvsi2.c @@ -1,28 +1,24 @@ -/* ===-- negvsi2.c - Implement __negvsi2 -----------------------------------=== - * - * 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 __negvsi2 for the compiler_rt library. - * - * ===----------------------------------------------------------------------=== - */ +//===-- negvsi2.c - Implement __negvsi2 -----------------------------------===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// This file implements __negvsi2 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// #include "int_lib.h" -/* Returns: -a */ +// Returns: -a -/* Effects: aborts if -a overflows */ +// Effects: aborts if -a overflows -COMPILER_RT_ABI si_int -__negvsi2(si_int a) -{ - const si_int MIN = (si_int)1 << ((int)(sizeof(si_int) * CHAR_BIT)-1); - if (a == MIN) - compilerrt_abort(); - return -a; +COMPILER_RT_ABI si_int __negvsi2(si_int a) { + const si_int MIN = (si_int)1 << ((int)(sizeof(si_int) * CHAR_BIT) - 1); + if (a == MIN) + compilerrt_abort(); + return -a; } |