197403Sobrien/*- 297403Sobrien * Copyright (c) 1990 The Regents of the University of California. 397403Sobrien * All rights reserved. 497403Sobrien * 597403Sobrien * This code is derived from software contributed to Berkeley by 697403Sobrien * William Jolitz. 797403Sobrien * 897403Sobrien * Redistribution and use in source and binary forms, with or without 997403Sobrien * modification, are permitted provided that the following conditions 1097403Sobrien * are met: 1197403Sobrien * 1. Redistributions of source code must retain the above copyright 1297403Sobrien * notice, this list of conditions and the following disclaimer. 1397403Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1497403Sobrien * notice, this list of conditions and the following disclaimer in the 1597403Sobrien * documentation and/or other materials provided with the distribution. 1697403Sobrien * 4. Neither the name of the University nor the names of its contributors 1797403Sobrien * may be used to endorse or promote products derived from this software 18169691Skan * without specific prior written permission. 1997403Sobrien * 2097403Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2197403Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2297403Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2397403Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2497403Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2597403Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2697403Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2797403Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2897403Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2997403Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3097403Sobrien * SUCH DAMAGE. 3197403Sobrien */ 3297403Sobrien 3397403Sobrien#if defined(SYSLIBC_SCCS) && !defined(lint) 3497403Sobrien .asciz "@(#)cerror.s 5.1 (Berkeley) 4/23/90" 3597403Sobrien#endif /* SYSLIBC_SCCS and not lint */ 3697403Sobrien#include <machine/asm.h> 3797403Sobrien__FBSDID("$FreeBSD: releng/10.2/lib/libc/amd64/sys/cerror.S 217106 2011-01-07 16:08:40Z kib $"); 3897403Sobrien 3997403Sobrien#include "SYS.h" 4097403Sobrien 4197403Sobrien .globl HIDENAME(cerror) 4297403Sobrien 4397403Sobrien /* 44132720Skan * The __error() function is thread aware. For non-threaded 45132720Skan * programs and the initial threaded in threaded programs, 4697403Sobrien * it returns a pointer to the global errno variable. 4797403Sobrien */ 4897403Sobrien .globl CNAME(__error) 4997403Sobrien .type CNAME(__error),@function 5097403SobrienHIDENAME(cerror): 5197403Sobrien pushq %rax 52132720Skan call PIC_PLT(CNAME(__error)) 53 popq %rcx 54 movl %ecx,(%rax) 55 movq $-1,%rax 56 movq $-1,%rdx 57 ret 58 59 .section .note.GNU-stack,"",%progbits 60