projects / dragonfly.git / blame
| Commit | Line | Data |
|---|---|---|
| 17030342 MD |
1 | /*- |
| 2 | * Copyright (c) 1990 The Regents of the University of California. | |
| 3 | * All rights reserved. | |
| 4 | * | |
| 5 | * This code is derived from software contributed to Berkeley by | |
| 6 | * William Jolitz. | |
| 7 | * | |
| 8 | * Redistribution and use in source and binary forms, with or without | |
| 9 | * modification, are permitted provided that the following conditions | |
| 10 | * are met: | |
| 11 | * 1. Redistributions of source code must retain the above copyright | |
| 12 | * notice, this list of conditions and the following disclaimer. | |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright | |
| 14 | * notice, this list of conditions and the following disclaimer in the | |
| 15 | * documentation and/or other materials provided with the distribution. | |
| 16 | * 3. All advertising materials mentioning features or use of this software | |
| 17 | * must display the following acknowledgement: | |
| 18 | * This product includes software developed by the University of | |
| 19 | * California, Berkeley and its contributors. | |
| 20 | * 4. Neither the name of the University nor the names of its contributors | |
| 21 | * may be used to endorse or promote products derived from this software | |
| 22 | * without specific prior written permission. | |
| 23 | * | |
| 24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
| 25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
| 27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
| 28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
| 29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
| 30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
| 31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
| 32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
| 33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 34 | * SUCH DAMAGE. | |
| 35 | * | |
| 36 | * @(#)cerror.s 5.1 (Berkeley) 4/23/90 | |
| 37 | * $FreeBSD: src/lib/libc/amd64/sys/cerror.S,v 1.13 2003/04/30 18:16:33 peter Exp $ | |
| 17030342 MD |
38 | */ |
| 39 | ||
| 40 | #include <machine/asm.h> | |
| 41 | ||
| 42 | #include "SYS.h" | |
| 43 | ||
| 44 | .globl HIDENAME(cerror) | |
| 45 | ||
| 17030342 MD |
46 | HIDENAME(cerror): |
| 47 | pushq %rax | |
| c4d05e18 | 48 | #ifdef PIC |
| 3305f758 SS |
49 | # ifdef __thread |
| 50 | movq PIC_GOT(CNAME(errno)),%rax | |
| 51 | # else | |
| 52 | leaq errno@TLSGD(%rip),%rdi | |
| 53 | call __tls_get_addr@PLT | |
| 54 | # endif | |
| 55 | #else | |
| 56 | # ifdef __thread | |
| 57 | leaq CNAME(errno)(%rip),%rax | |
| 58 | # else | |
| 59 | movq errno@GOTTPOFF(%rip),%rax | |
| 60 | addq %fs:0,%rax | |
| 61 | # endif | |
| 62 | #endif | |
| 17030342 | 63 | popq %rcx |
| c4d05e18 | 64 | movl %ecx,(%rax) |
| 17030342 MD |
65 | movq $-1,%rax |
| 66 | movq $-1,%rdx | |
| 67 | ret | |
| 68 |