projects / apple / libc.git / blame
| Commit | Line | Data |
|---|---|---|
| 8e029c65 A |
1 | /* |
| 2 | * Copyright (c) 1999-2005 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_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. Please obtain a copy of the License at | |
| 10 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 11 | * file. | |
| 12 | * | |
| 13 | * The Original Code and all software distributed under the License are | |
| 14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
| 16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
| 18 | * Please see the License for the specific language governing rights and | |
| 19 | * limitations under the License. | |
| 20 | * | |
| 21 | * @APPLE_LICENSE_HEADER_END@ | |
| 22 | */ | |
| 23 | /* | |
| 24 | * Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved | |
| 25 | * | |
| 26 | * File: SYS.h | |
| 27 | * | |
| 28 | * Definition of the user side of the UNIX system call interface | |
| 29 | * for x86-64. | |
| 30 | * | |
| 31 | * HISTORY | |
| 32 | * 12-3-92 Bruce Martin (Bruce_Martin@next.com) | |
| 33 | * Created. | |
| 34 | */ | |
| 35 | ||
| 36 | /* | |
| 37 | * Headers | |
| 38 | */ | |
| 39 | #include <sys/syscall.h> | |
| 40 | #include <architecture/i386/asm_help.h> | |
| 41 | #include <mach/i386/syscall_sw.h> | |
| 42 | ||
| 43 | #define UNIX_SYSCALL_SYSCALL \ | |
| 44 | movq %rcx, %r10 ;\ | |
| 45 | syscall | |
| 46 | ||
| 47 | /* | |
| 48 | * This is the same as UNIX_SYSCALL, but it can call an alternate error | |
| 49 | * return function. It's generic to support potential future callers. | |
| 50 | */ | |
| 51 | #define UNIX_SYSCALL_ERR(name, nargs,error_ret) \ | |
| 52 | .globl error_ret ;\ | |
| 53 | LEAF(_##name, 0) ;\ | |
| 54 | movl $ SYSCALL_CONSTRUCT_UNIX(SYS_##name), %eax ;\ | |
| 55 | UNIX_SYSCALL_SYSCALL ;\ | |
| 56 | jnb 2f ;\ | |
| 57 | BRANCH_EXTERN(error_ret) ;\ | |
| 58 | 2: | |
| 59 | ||
| 60 | #define UNIX_SYSCALL(name, nargs) \ | |
| 61 | .globl cerror ;\ | |
| 62 | LEAF(_##name, 0) ;\ | |
| 63 | movl $ SYSCALL_CONSTRUCT_UNIX(SYS_##name), %eax ;\ | |
| 64 | UNIX_SYSCALL_SYSCALL ;\ | |
| 65 | jnb 2f ;\ | |
| 66 | BRANCH_EXTERN(cerror) ;\ | |
| 67 | 2: | |
| 68 | ||
| 69 | #define UNIX_SYSCALL_NONAME(name, nargs) \ | |
| 70 | .globl cerror ;\ | |
| 71 | movl $ SYSCALL_CONSTRUCT_UNIX(SYS_##name), %eax ;\ | |
| 72 | UNIX_SYSCALL_SYSCALL ;\ | |
| 73 | jnb 2f ;\ | |
| 74 | BRANCH_EXTERN(cerror) ;\ | |
| 75 | 2: | |
| 76 | ||
| 77 | #define PSEUDO(pseudo, name, nargs) \ | |
| 78 | LEAF(_##pseudo, 0) ;\ | |
| 79 | UNIX_SYSCALL_NONAME(name, nargs) |