1*aca3beaaSApple OSS Distributions/* 2*aca3beaaSApple OSS Distributions * Copyright (c) 2011-2013 Apple Inc. All rights reserved. 3*aca3beaaSApple OSS Distributions * 4*aca3beaaSApple OSS Distributions * @APPLE_LICENSE_HEADER_START@ 5*aca3beaaSApple OSS Distributions * 6*aca3beaaSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*aca3beaaSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*aca3beaaSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*aca3beaaSApple OSS Distributions * compliance with the License. Please obtain a copy of the License at 10*aca3beaaSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this 11*aca3beaaSApple OSS Distributions * file. 12*aca3beaaSApple OSS Distributions * 13*aca3beaaSApple OSS Distributions * The Original Code and all software distributed under the License are 14*aca3beaaSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15*aca3beaaSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16*aca3beaaSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17*aca3beaaSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18*aca3beaaSApple OSS Distributions * Please see the License for the specific language governing rights and 19*aca3beaaSApple OSS Distributions * limitations under the License. 20*aca3beaaSApple OSS Distributions * 21*aca3beaaSApple OSS Distributions * @APPLE_LICENSE_HEADER_END@ 22*aca3beaaSApple OSS Distributions */ 23*aca3beaaSApple OSS Distributions 24*aca3beaaSApple OSS Distributions#ifdef __arm64__ 25*aca3beaaSApple OSS Distributions 26*aca3beaaSApple OSS Distributions#include "../custom/SYS.h" 27*aca3beaaSApple OSS Distributions#include <mach/arm64/asm.h> 28*aca3beaaSApple OSS Distributions 29*aca3beaaSApple OSS Distributions/* 30*aca3beaaSApple OSS Distributions * Stubs are to handle the ARM64 ABI for variadic functions' 31*aca3beaaSApple OSS Distributions * not matching the ABI used by the system call handler. 32*aca3beaaSApple OSS Distributions */ 33*aca3beaaSApple OSS Distributions 34*aca3beaaSApple OSS Distributions/* 35*aca3beaaSApple OSS Distributions * sem_t* sem_open(const char *name, int oflag, ...); 36*aca3beaaSApple OSS Distributions * sem_t* __sem_open(const char *name, int oflag, int mode, int value); 37*aca3beaaSApple OSS Distributions */ 38*aca3beaaSApple OSS DistributionsMI_ENTRY_POINT(_sem_open) 39*aca3beaaSApple OSS Distributions ARM64_STACK_PROLOG 40*aca3beaaSApple OSS Distributions PUSH_FRAME 41*aca3beaaSApple OSS Distributions#if __LP64__ 42*aca3beaaSApple OSS Distributions ldp x2, x3, [fp, #16] 43*aca3beaaSApple OSS Distributions#else 44*aca3beaaSApple OSS Distributions ldp w2, w3, [fp, #16] 45*aca3beaaSApple OSS Distributions#endif 46*aca3beaaSApple OSS Distributions MI_CALL_EXTERNAL(___sem_open) 47*aca3beaaSApple OSS Distributions#if !__LP64__ 48*aca3beaaSApple OSS Distributions /* xnu returns a 64-bit '-1' on failure, but pointers must have the high 49*aca3beaaSApple OSS Distributions * 32-bits set to zero. The following instruction is equivalent to 50*aca3beaaSApple OSS Distributions * masking off the top 32-bits. 51*aca3beaaSApple OSS Distributions */ 52*aca3beaaSApple OSS Distributions mov w0, w0 53*aca3beaaSApple OSS Distributions#endif 54*aca3beaaSApple OSS Distributions POP_FRAME 55*aca3beaaSApple OSS Distributions ARM64_STACK_EPILOG 56*aca3beaaSApple OSS Distributions 57*aca3beaaSApple OSS Distributions/* 58*aca3beaaSApple OSS Distributions * int shm_open(const char *, int, ...); 59*aca3beaaSApple OSS Distributions * int __shm_open(const char*, int oflag, int mode); 60*aca3beaaSApple OSS Distributions */ 61*aca3beaaSApple OSS DistributionsMI_ENTRY_POINT(_shm_open) 62*aca3beaaSApple OSS Distributions ARM64_STACK_PROLOG 63*aca3beaaSApple OSS Distributions PUSH_FRAME 64*aca3beaaSApple OSS Distributions#if __LP64__ 65*aca3beaaSApple OSS Distributions ldr x2, [fp, #16] 66*aca3beaaSApple OSS Distributions#else 67*aca3beaaSApple OSS Distributions ldr w2, [fp, #16] 68*aca3beaaSApple OSS Distributions#endif 69*aca3beaaSApple OSS Distributions MI_CALL_EXTERNAL(___shm_open) 70*aca3beaaSApple OSS Distributions POP_FRAME 71*aca3beaaSApple OSS Distributions ARM64_STACK_EPILOG 72*aca3beaaSApple OSS Distributions 73*aca3beaaSApple OSS Distributions/* 74*aca3beaaSApple OSS Distributions * int msgsys(int, ...); 75*aca3beaaSApple OSS Distributions * int __msgsys(int which, int a2, int a3, int a4, int a5); 76*aca3beaaSApple OSS Distributions */ 77*aca3beaaSApple OSS DistributionsMI_ENTRY_POINT(_msgsys) 78*aca3beaaSApple OSS Distributions ARM64_STACK_PROLOG 79*aca3beaaSApple OSS Distributions PUSH_FRAME 80*aca3beaaSApple OSS Distributions#if __LP64__ 81*aca3beaaSApple OSS Distributions ldp x1, x2, [fp, #16] 82*aca3beaaSApple OSS Distributions ldp x3, x4, [fp, #32] 83*aca3beaaSApple OSS Distributions#else 84*aca3beaaSApple OSS Distributions ldp w1, w2, [fp, #16] 85*aca3beaaSApple OSS Distributions ldp w3, w4, [fp, #24] 86*aca3beaaSApple OSS Distributions#endif 87*aca3beaaSApple OSS Distributions MI_CALL_EXTERNAL(___msgsys) 88*aca3beaaSApple OSS Distributions POP_FRAME 89*aca3beaaSApple OSS Distributions 90*aca3beaaSApple OSS Distributions/* 91*aca3beaaSApple OSS Distributions * int semsys(int, ...); 92*aca3beaaSApple OSS Distributions * int __semsys(int which, int a2, int a3, int a4, int a5); 93*aca3beaaSApple OSS Distributions */ 94*aca3beaaSApple OSS DistributionsMI_ENTRY_POINT(_semsys) 95*aca3beaaSApple OSS Distributions ARM64_STACK_PROLOG 96*aca3beaaSApple OSS Distributions PUSH_FRAME 97*aca3beaaSApple OSS Distributions#if __LP64__ 98*aca3beaaSApple OSS Distributions ldp x1, x2, [fp, #16] 99*aca3beaaSApple OSS Distributions ldp x3, x4, [fp, #32] 100*aca3beaaSApple OSS Distributions#else 101*aca3beaaSApple OSS Distributions ldp w1, w2, [fp, #16] 102*aca3beaaSApple OSS Distributions ldp w3, w4, [fp, #24] 103*aca3beaaSApple OSS Distributions#endif 104*aca3beaaSApple OSS Distributions MI_CALL_EXTERNAL(___semsys) 105*aca3beaaSApple OSS Distributions POP_FRAME 106*aca3beaaSApple OSS Distributions ARM64_STACK_EPILOG 107*aca3beaaSApple OSS Distributions 108*aca3beaaSApple OSS Distributions/* 109*aca3beaaSApple OSS Distributions * int semctl(int, int, int, ...); 110*aca3beaaSApple OSS Distributions * int __semctl(int semid, int semnum, int cmd, semun_t arg); 111*aca3beaaSApple OSS Distributions */ 112*aca3beaaSApple OSS Distributions MI_ENTRY_POINT(_semctl) 113*aca3beaaSApple OSS Distributions ARM64_STACK_PROLOG 114*aca3beaaSApple OSS Distributions PUSH_FRAME 115*aca3beaaSApple OSS Distributions#if __LP64__ 116*aca3beaaSApple OSS Distributions ldr x3, [fp, #16] 117*aca3beaaSApple OSS Distributions#else 118*aca3beaaSApple OSS Distributions ldr w3, [fp, #16] 119*aca3beaaSApple OSS Distributions#endif 120*aca3beaaSApple OSS Distributions MI_CALL_EXTERNAL(___semctl) 121*aca3beaaSApple OSS Distributions POP_FRAME 122*aca3beaaSApple OSS Distributions ARM64_STACK_EPILOG 123*aca3beaaSApple OSS Distributions 124*aca3beaaSApple OSS Distributions/* 125*aca3beaaSApple OSS Distributions * int shmsys(int, ...); 126*aca3beaaSApple OSS Distributions * int __shmsys(int which, int a2, int a3, int a4); 127*aca3beaaSApple OSS Distributions */ 128*aca3beaaSApple OSS Distributions MI_ENTRY_POINT(_shmsys) 129*aca3beaaSApple OSS Distributions ARM64_STACK_PROLOG 130*aca3beaaSApple OSS Distributions PUSH_FRAME 131*aca3beaaSApple OSS Distributions#if __LP64__ 132*aca3beaaSApple OSS Distributions ldp x1, x2, [fp, #16] 133*aca3beaaSApple OSS Distributions ldr x3, [fp, #32] 134*aca3beaaSApple OSS Distributions#else 135*aca3beaaSApple OSS Distributions ldp w1, w2, [fp, #16] 136*aca3beaaSApple OSS Distributions ldr w3, [fp, #24] 137*aca3beaaSApple OSS Distributions#endif 138*aca3beaaSApple OSS Distributions MI_CALL_EXTERNAL(___shmsys) 139*aca3beaaSApple OSS Distributions POP_FRAME 140*aca3beaaSApple OSS Distributions ARM64_STACK_EPILOG 141*aca3beaaSApple OSS Distributions 142*aca3beaaSApple OSS Distributions#endif /* defined(__arm64__) */ 143