1/* 2 * Copyright (c) 1999-2007 Apple Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* Copyright (c) 1992 NeXT Computer, Inc. All rights reserved. */ 29 30#include "SYS.h" 31 32#if defined(__i386__) 33 34PSEUDO_INT(___pipe, pipe, 0) 35 movl 4(%esp),%ecx 36 movl %eax,(%ecx) 37 movl %edx,4(%ecx) 38 xorl %eax,%eax 39 ret 40 41#elif defined(__x86_64__) 42 43PSEUDO(___pipe, pipe, 0, cerror_nocancel) 44 movl %eax, (%rdi) 45 movl %edx, 4(%rdi) 46 xorl %eax, %eax 47 ret 48 UNWIND_EPILOGUE 49 50#elif defined(__arm__) 51 52MI_ENTRY_POINT(___pipe) 53 mov r3,r0 // save fildes across syscall 54 SYSCALL_NONAME(pipe, 0, cerror_nocancel) 55 str r0, [r3, #0] 56 str r1, [r3, #4] 57 mov r0,#0 58 bx lr 59 60#elif defined(__arm64__) 61 62MI_ENTRY_POINT(___pipe) 63 mov x9, x0 // Stash FD array 64 SYSCALL_NONAME(pipe, 0, cerror_nocancel) 65 stp w0, w1, [x9] // Save results 66 mov x0, #0 // Success 67 ret // Done 68 69#else 70#error Unsupported architecture 71#endif 72