1 //===-- absvti2.c - Implement __absvdi2 -----------------------------------===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This file implements __absvti2 for the compiler_rt library.
11 //===----------------------------------------------------------------------===//
17 // Returns: absolute value
19 // Effects: aborts if abs(x) < 0
21 COMPILER_RT_ABI ti_int __absvti2(ti_int a) {
22 const int N = (int)(sizeof(ti_int) * CHAR_BIT);
23 if (a == ((ti_int)1 << (N - 1)))
25 const ti_int s = a >> (N - 1);
29 #endif // CRT_HAS_128BIT