1 //===-- negdi2.c - Implement __negdi2 -------------------------------------===// 2 // 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 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file implements __negdi2 for the compiler_rt library. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #include "int_lib.h" 14 15 // Returns: -a 16 17 COMPILER_RT_ABI di_int __negdi2(di_int a) { 18 // Note: this routine is here for API compatibility; any sane compiler 19 // should expand it inline. 20 return -(du_int)a; 21 } 22