1/* $NetBSD: fork.S,v 1.11 2003/08/07 16:42:17 agc Exp $ */ 2 3/*- 4 * Copyright (c) 1991, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * This code is derived from software contributed to Berkeley by 8 * Ralph Campbell. --- 19 unchanged lines hidden (view full) --- 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35#include <machine/asm.h> |
36__FBSDID("$FreeBSD: head/lib/libc/mips/sys/fork.S 209231 2010-06-16 12:55:14Z jchandra $"); |
37#include "SYS.h" 38 39#if defined(LIBC_SCCS) && !defined(lint) 40 ASMSTR("from: @(#)fork.s 8.1 (Berkeley) 6/4/93") 41 ASMSTR("$NetBSD: fork.S,v 1.11 2003/08/07 16:42:17 agc Exp $") 42#endif /* LIBC_SCCS and not lint */ 43 44LEAF(__sys_fork) 45 WEAK_ALIAS(fork, __sys_fork) 46 WEAK_ALIAS(_fork, __sys_fork) |
47 PIC_PROLOGUE(__sys_fork) |
48 li v0, SYS_fork # pid = fork() 49 syscall 50 bne a3, zero, 2f 51 beq v1, zero, 1f # v1 == 0 in parent, 1 in child 52 move v0, zero 531: |
54 PIC_RETURN() |
552: |
56 PIC_TAILCALL(__cerror) |
57END(__sys_fork) |