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author | Jordan Rupprecht <rupprecht@google.com> | 2019-05-14 21:58:59 +0000 |
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committer | Jordan Rupprecht <rupprecht@google.com> | 2019-05-14 21:58:59 +0000 |
commit | b6bc976d7be8ee56d3be4b6dbd2f3ab0a4021c86 (patch) | |
tree | f5ed5db8cb5d237a073ea00c4d4cd63153a16a6c /lib/builtins/negvdi2.c | |
parent | 05342ccc9cff16425c0a831fddd510879544a0bf (diff) | |
parent | 098ca93185735ec3687106d0967a70fc99a85059 (diff) | |
download | compiler-rt-b6bc976d7be8ee56d3be4b6dbd2f3ab0a4021c86.tar.gz |
Creating branches/google/stable and tags/google/stable/2019-05-14 from r360103google/stable
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/branches/google/stable@360714 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/builtins/negvdi2.c')
-rw-r--r-- | lib/builtins/negvdi2.c | 40 |
1 files changed, 18 insertions, 22 deletions
diff --git a/lib/builtins/negvdi2.c b/lib/builtins/negvdi2.c index e336ecf28..5c52b3ec2 100644 --- a/lib/builtins/negvdi2.c +++ b/lib/builtins/negvdi2.c @@ -1,28 +1,24 @@ -/* ===-- negvdi2.c - Implement __negvdi2 -----------------------------------=== - * - * 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 __negvdi2 for the compiler_rt library. - * - * ===----------------------------------------------------------------------=== - */ +//===-- negvdi2.c - Implement __negvdi2 -----------------------------------===// +// +// 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 __negvdi2 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 di_int -__negvdi2(di_int a) -{ - const di_int MIN = (di_int)1 << ((int)(sizeof(di_int) * CHAR_BIT)-1); - if (a == MIN) - compilerrt_abort(); - return -a; +COMPILER_RT_ABI di_int __negvdi2(di_int a) { + const di_int MIN = (di_int)1 << ((int)(sizeof(di_int) * CHAR_BIT) - 1); + if (a == MIN) + compilerrt_abort(); + return -a; } |