1/* $NetBSD: pipe.S,v 1.11 2005/04/22 06:58:01 simonb 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/pipe.S 209231 2010-06-16 12:55:14Z jchandra $"); |
37#include "SYS.h" 38 39#if defined(LIBC_SCCS) && !defined(lint) 40 ASMSTR("from: @(#)pipe.s 8.1 (Berkeley) 6/4/93") 41 ASMSTR("$NetBSD: pipe.S,v 1.11 2005/04/22 06:58:01 simonb Exp $") 42#endif /* LIBC_SCCS and not lint */ 43 44LEAF(__sys_pipe) 45 WEAK_ALIAS(pipe, __sys_pipe) 46 WEAK_ALIAS(_pipe, __sys_pipe) |
47 PIC_PROLOGUE(__sys_pipe) |
48 li v0, SYS_pipe # pipe(fildes) int fildes[2]; 49 syscall 50 bne a3, zero, 1f 51 sw v0, 0(a0) # store the two file descriptors 52 sw v1, 4(a0) 53 move v0, zero |
54 PIC_RETURN() |
551: |
56 PIC_TAILCALL(__cerror) |
57END(__sys_pipe) |