negdi2.c revision 302408 
155992Swpaul/* ===-- negdi2.c - Implement __negdi2 -------------------------------------===
255992Swpaul *
355992Swpaul *                     The LLVM Compiler Infrastructure
455992Swpaul *
555992Swpaul * This file is dual licensed under the MIT and the University of Illinois Open
655992Swpaul * Source Licenses. See LICENSE.TXT for details.
755992Swpaul *
855992Swpaul * ===----------------------------------------------------------------------===
955992Swpaul *
1055992Swpaul * This file implements __negdi2 for the compiler_rt library.
1155992Swpaul *
1255992Swpaul * ===----------------------------------------------------------------------===
1355992Swpaul */
1455992Swpaul
1555992Swpaul#include "int_lib.h"
1655992Swpaul
1755992Swpaul/* Returns: -a */
1855992Swpaul
1955992SwpaulCOMPILER_RT_ABI di_int
2055992Swpaul__negdi2(di_int a)
2155992Swpaul{
2255992Swpaul    /* Note: this routine is here for API compatibility; any sane compiler
2355992Swpaul     * should expand it inline.
2455992Swpaul     */
2555992Swpaul    return -a;
2655992Swpaul}
2755992Swpaul