1*4f1223e8SApple OSS Distributions/* 2*4f1223e8SApple OSS Distributions * Copyright (c) 2011-2013 Apple Inc. All rights reserved. 3*4f1223e8SApple OSS Distributions * 4*4f1223e8SApple OSS Distributions * @APPLE_LICENSE_HEADER_START@ 5*4f1223e8SApple OSS Distributions * 6*4f1223e8SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*4f1223e8SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*4f1223e8SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*4f1223e8SApple OSS Distributions * compliance with the License. Please obtain a copy of the License at 10*4f1223e8SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this 11*4f1223e8SApple OSS Distributions * file. 12*4f1223e8SApple OSS Distributions * 13*4f1223e8SApple OSS Distributions * The Original Code and all software distributed under the License are 14*4f1223e8SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15*4f1223e8SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16*4f1223e8SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17*4f1223e8SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18*4f1223e8SApple OSS Distributions * Please see the License for the specific language governing rights and 19*4f1223e8SApple OSS Distributions * limitations under the License. 20*4f1223e8SApple OSS Distributions * 21*4f1223e8SApple OSS Distributions * @APPLE_LICENSE_HEADER_END@ 22*4f1223e8SApple OSS Distributions */ 23*4f1223e8SApple OSS Distributions 24*4f1223e8SApple OSS Distributions#ifdef __arm64__ 25*4f1223e8SApple OSS Distributions 26*4f1223e8SApple OSS Distributions#include "../custom/SYS.h" 27*4f1223e8SApple OSS Distributions#include <mach/arm64/asm.h> 28*4f1223e8SApple OSS Distributions 29*4f1223e8SApple OSS Distributions/* 30*4f1223e8SApple OSS Distributions * Stubs are to handle the ARM64 ABI for variadic functions' 31*4f1223e8SApple OSS Distributions * not matching the ABI used by the system call handler. 32*4f1223e8SApple OSS Distributions */ 33*4f1223e8SApple OSS Distributions 34*4f1223e8SApple OSS Distributions/* 35*4f1223e8SApple OSS Distributions * sem_t* sem_open(const char *name, int oflag, ...); 36*4f1223e8SApple OSS Distributions * sem_t* __sem_open(const char *name, int oflag, int mode, int value); 37*4f1223e8SApple OSS Distributions */ 38*4f1223e8SApple OSS DistributionsMI_ENTRY_POINT(_sem_open) 39*4f1223e8SApple OSS Distributions ARM64_STACK_PROLOG 40*4f1223e8SApple OSS Distributions PUSH_FRAME 41*4f1223e8SApple OSS Distributions#if __LP64__ 42*4f1223e8SApple OSS Distributions ldp x2, x3, [fp, #16] 43*4f1223e8SApple OSS Distributions#else 44*4f1223e8SApple OSS Distributions ldp w2, w3, [fp, #16] 45*4f1223e8SApple OSS Distributions#endif 46*4f1223e8SApple OSS Distributions MI_CALL_EXTERNAL(___sem_open) 47*4f1223e8SApple OSS Distributions#if !__LP64__ 48*4f1223e8SApple OSS Distributions /* xnu returns a 64-bit '-1' on failure, but pointers must have the high 49*4f1223e8SApple OSS Distributions * 32-bits set to zero. The following instruction is equivalent to 50*4f1223e8SApple OSS Distributions * masking off the top 32-bits. 51*4f1223e8SApple OSS Distributions */ 52*4f1223e8SApple OSS Distributions mov w0, w0 53*4f1223e8SApple OSS Distributions#endif 54*4f1223e8SApple OSS Distributions POP_FRAME 55*4f1223e8SApple OSS Distributions ARM64_STACK_EPILOG 56*4f1223e8SApple OSS Distributions 57*4f1223e8SApple OSS Distributions/* 58*4f1223e8SApple OSS Distributions * int shm_open(const char *, int, ...); 59*4f1223e8SApple OSS Distributions * int __shm_open(const char*, int oflag, int mode); 60*4f1223e8SApple OSS Distributions */ 61*4f1223e8SApple OSS DistributionsMI_ENTRY_POINT(_shm_open) 62*4f1223e8SApple OSS Distributions ARM64_STACK_PROLOG 63*4f1223e8SApple OSS Distributions PUSH_FRAME 64*4f1223e8SApple OSS Distributions#if __LP64__ 65*4f1223e8SApple OSS Distributions ldr x2, [fp, #16] 66*4f1223e8SApple OSS Distributions#else 67*4f1223e8SApple OSS Distributions ldr w2, [fp, #16] 68*4f1223e8SApple OSS Distributions#endif 69*4f1223e8SApple OSS Distributions MI_CALL_EXTERNAL(___shm_open) 70*4f1223e8SApple OSS Distributions POP_FRAME 71*4f1223e8SApple OSS Distributions ARM64_STACK_EPILOG 72*4f1223e8SApple OSS Distributions 73*4f1223e8SApple OSS Distributions/* 74*4f1223e8SApple OSS Distributions * int msgsys(int, ...); 75*4f1223e8SApple OSS Distributions * int __msgsys(int which, int a2, int a3, int a4, int a5); 76*4f1223e8SApple OSS Distributions */ 77*4f1223e8SApple OSS DistributionsMI_ENTRY_POINT(_msgsys) 78*4f1223e8SApple OSS Distributions ARM64_STACK_PROLOG 79*4f1223e8SApple OSS Distributions PUSH_FRAME 80*4f1223e8SApple OSS Distributions#if __LP64__ 81*4f1223e8SApple OSS Distributions ldp x1, x2, [fp, #16] 82*4f1223e8SApple OSS Distributions ldp x3, x4, [fp, #32] 83*4f1223e8SApple OSS Distributions#else 84*4f1223e8SApple OSS Distributions ldp w1, w2, [fp, #16] 85*4f1223e8SApple OSS Distributions ldp w3, w4, [fp, #24] 86*4f1223e8SApple OSS Distributions#endif 87*4f1223e8SApple OSS Distributions MI_CALL_EXTERNAL(___msgsys) 88*4f1223e8SApple OSS Distributions POP_FRAME 89*4f1223e8SApple OSS Distributions 90*4f1223e8SApple OSS Distributions/* 91*4f1223e8SApple OSS Distributions * int semsys(int, ...); 92*4f1223e8SApple OSS Distributions * int __semsys(int which, int a2, int a3, int a4, int a5); 93*4f1223e8SApple OSS Distributions */ 94*4f1223e8SApple OSS DistributionsMI_ENTRY_POINT(_semsys) 95*4f1223e8SApple OSS Distributions ARM64_STACK_PROLOG 96*4f1223e8SApple OSS Distributions PUSH_FRAME 97*4f1223e8SApple OSS Distributions#if __LP64__ 98*4f1223e8SApple OSS Distributions ldp x1, x2, [fp, #16] 99*4f1223e8SApple OSS Distributions ldp x3, x4, [fp, #32] 100*4f1223e8SApple OSS Distributions#else 101*4f1223e8SApple OSS Distributions ldp w1, w2, [fp, #16] 102*4f1223e8SApple OSS Distributions ldp w3, w4, [fp, #24] 103*4f1223e8SApple OSS Distributions#endif 104*4f1223e8SApple OSS Distributions MI_CALL_EXTERNAL(___semsys) 105*4f1223e8SApple OSS Distributions POP_FRAME 106*4f1223e8SApple OSS Distributions ARM64_STACK_EPILOG 107*4f1223e8SApple OSS Distributions 108*4f1223e8SApple OSS Distributions/* 109*4f1223e8SApple OSS Distributions * int semctl(int, int, int, ...); 110*4f1223e8SApple OSS Distributions * int __semctl(int semid, int semnum, int cmd, semun_t arg); 111*4f1223e8SApple OSS Distributions */ 112*4f1223e8SApple OSS Distributions MI_ENTRY_POINT(_semctl) 113*4f1223e8SApple OSS Distributions ARM64_STACK_PROLOG 114*4f1223e8SApple OSS Distributions PUSH_FRAME 115*4f1223e8SApple OSS Distributions#if __LP64__ 116*4f1223e8SApple OSS Distributions ldr x3, [fp, #16] 117*4f1223e8SApple OSS Distributions#else 118*4f1223e8SApple OSS Distributions ldr w3, [fp, #16] 119*4f1223e8SApple OSS Distributions#endif 120*4f1223e8SApple OSS Distributions MI_CALL_EXTERNAL(___semctl) 121*4f1223e8SApple OSS Distributions POP_FRAME 122*4f1223e8SApple OSS Distributions ARM64_STACK_EPILOG 123*4f1223e8SApple OSS Distributions 124*4f1223e8SApple OSS Distributions/* 125*4f1223e8SApple OSS Distributions * int shmsys(int, ...); 126*4f1223e8SApple OSS Distributions * int __shmsys(int which, int a2, int a3, int a4); 127*4f1223e8SApple OSS Distributions */ 128*4f1223e8SApple OSS Distributions MI_ENTRY_POINT(_shmsys) 129*4f1223e8SApple OSS Distributions ARM64_STACK_PROLOG 130*4f1223e8SApple OSS Distributions PUSH_FRAME 131*4f1223e8SApple OSS Distributions#if __LP64__ 132*4f1223e8SApple OSS Distributions ldp x1, x2, [fp, #16] 133*4f1223e8SApple OSS Distributions ldr x3, [fp, #32] 134*4f1223e8SApple OSS Distributions#else 135*4f1223e8SApple OSS Distributions ldp w1, w2, [fp, #16] 136*4f1223e8SApple OSS Distributions ldr w3, [fp, #24] 137*4f1223e8SApple OSS Distributions#endif 138*4f1223e8SApple OSS Distributions MI_CALL_EXTERNAL(___shmsys) 139*4f1223e8SApple OSS Distributions POP_FRAME 140*4f1223e8SApple OSS Distributions ARM64_STACK_EPILOG 141*4f1223e8SApple OSS Distributions 142*4f1223e8SApple OSS Distributions#endif /* defined(__arm64__) */ 143