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author | Dimitry Andric <dim@FreeBSD.org> | 2019-08-20 20:51:06 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2019-08-20 20:51:06 +0000 |
commit | 8f3cadc28cb2bb9e8f9d69eeaaea1f57f2f7b2ab (patch) | |
tree | 05a2b6ec297fe6283d9557c791445d1daf88dcd0 /lib/builtins/absvdi2.c | |
parent | 63714eb5809e39666dec2454c354195e76f916ba (diff) | |
download | src-b34f7b7f3e0ebe3f9ac56e9ef2a80d9380de2a25.tar.gz src-b34f7b7f3e0ebe3f9ac56e9ef2a80d9380de2a25.zip |
Diffstat (limited to 'lib/builtins/absvdi2.c')
-rw-r--r-- | lib/builtins/absvdi2.c | 42 |
1 files changed, 19 insertions, 23 deletions
diff --git a/lib/builtins/absvdi2.c b/lib/builtins/absvdi2.c index 682c2355d2ac..b9566cd874fe 100644 --- a/lib/builtins/absvdi2.c +++ b/lib/builtins/absvdi2.c @@ -1,29 +1,25 @@ -/*===-- absvdi2.c - Implement __absvdi2 -----------------------------------=== - * - * 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 __absvdi2 for the compiler_rt library. - * - *===----------------------------------------------------------------------=== - */ +//===-- absvdi2.c - Implement __absvdi2 -----------------------------------===// +// +// 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 __absvdi2 for the compiler_rt library. +// +//===----------------------------------------------------------------------===// #include "int_lib.h" -/* Returns: absolute value */ +// Returns: absolute value -/* Effects: aborts if abs(x) < 0 */ +// Effects: aborts if abs(x) < 0 -COMPILER_RT_ABI di_int -__absvdi2(di_int a) -{ - const int N = (int)(sizeof(di_int) * CHAR_BIT); - if (a == ((di_int)1 << (N-1))) - compilerrt_abort(); - const di_int t = a >> (N - 1); - return (a ^ t) - t; +COMPILER_RT_ABI di_int __absvdi2(di_int a) { + const int N = (int)(sizeof(di_int) * CHAR_BIT); + if (a == ((di_int)1 << (N - 1))) + compilerrt_abort(); + const di_int t = a >> (N - 1); + return (a ^ t) - t; } |