1*bbb1b6f9SApple OSS Distributions/* 2*bbb1b6f9SApple OSS Distributions * Copyright (c) 2011-2013 Apple Inc. All rights reserved. 3*bbb1b6f9SApple OSS Distributions * 4*bbb1b6f9SApple OSS Distributions * @APPLE_LICENSE_HEADER_START@ 5*bbb1b6f9SApple OSS Distributions * 6*bbb1b6f9SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*bbb1b6f9SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*bbb1b6f9SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*bbb1b6f9SApple OSS Distributions * compliance with the License. Please obtain a copy of the License at 10*bbb1b6f9SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this 11*bbb1b6f9SApple OSS Distributions * file. 12*bbb1b6f9SApple OSS Distributions * 13*bbb1b6f9SApple OSS Distributions * The Original Code and all software distributed under the License are 14*bbb1b6f9SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15*bbb1b6f9SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16*bbb1b6f9SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17*bbb1b6f9SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18*bbb1b6f9SApple OSS Distributions * Please see the License for the specific language governing rights and 19*bbb1b6f9SApple OSS Distributions * limitations under the License. 20*bbb1b6f9SApple OSS Distributions * 21*bbb1b6f9SApple OSS Distributions * @APPLE_LICENSE_HEADER_END@ 22*bbb1b6f9SApple OSS Distributions */ 23*bbb1b6f9SApple OSS Distributions 24*bbb1b6f9SApple OSS Distributions#ifdef __arm64__ 25*bbb1b6f9SApple OSS Distributions 26*bbb1b6f9SApple OSS Distributions#include "../custom/SYS.h" 27*bbb1b6f9SApple OSS Distributions#include <mach/arm64/asm.h> 28*bbb1b6f9SApple OSS Distributions 29*bbb1b6f9SApple OSS Distributions/* 30*bbb1b6f9SApple OSS Distributions * Stubs are to handle the ARM64 ABI for variadic functions' 31*bbb1b6f9SApple OSS Distributions * not matching the ABI used by the system call handler. 32*bbb1b6f9SApple OSS Distributions */ 33*bbb1b6f9SApple OSS Distributions 34*bbb1b6f9SApple OSS Distributions/* 35*bbb1b6f9SApple OSS Distributions * sem_t* sem_open(const char *name, int oflag, ...); 36*bbb1b6f9SApple OSS Distributions * sem_t* __sem_open(const char *name, int oflag, int mode, int value); 37*bbb1b6f9SApple OSS Distributions */ 38*bbb1b6f9SApple OSS DistributionsMI_ENTRY_POINT(_sem_open) 39*bbb1b6f9SApple OSS Distributions ARM64_STACK_PROLOG 40*bbb1b6f9SApple OSS Distributions PUSH_FRAME 41*bbb1b6f9SApple OSS Distributions#if __LP64__ 42*bbb1b6f9SApple OSS Distributions ldp x2, x3, [fp, #16] 43*bbb1b6f9SApple OSS Distributions#else 44*bbb1b6f9SApple OSS Distributions ldp w2, w3, [fp, #16] 45*bbb1b6f9SApple OSS Distributions#endif 46*bbb1b6f9SApple OSS Distributions MI_CALL_EXTERNAL(___sem_open) 47*bbb1b6f9SApple OSS Distributions#if !__LP64__ 48*bbb1b6f9SApple OSS Distributions /* xnu returns a 64-bit '-1' on failure, but pointers must have the high 49*bbb1b6f9SApple OSS Distributions * 32-bits set to zero. The following instruction is equivalent to 50*bbb1b6f9SApple OSS Distributions * masking off the top 32-bits. 51*bbb1b6f9SApple OSS Distributions */ 52*bbb1b6f9SApple OSS Distributions mov w0, w0 53*bbb1b6f9SApple OSS Distributions#endif 54*bbb1b6f9SApple OSS Distributions POP_FRAME 55*bbb1b6f9SApple OSS Distributions ARM64_STACK_EPILOG 56*bbb1b6f9SApple OSS Distributions 57*bbb1b6f9SApple OSS Distributions/* 58*bbb1b6f9SApple OSS Distributions * int shm_open(const char *, int, ...); 59*bbb1b6f9SApple OSS Distributions * int __shm_open(const char*, int oflag, int mode); 60*bbb1b6f9SApple OSS Distributions */ 61*bbb1b6f9SApple OSS DistributionsMI_ENTRY_POINT(_shm_open) 62*bbb1b6f9SApple OSS Distributions ARM64_STACK_PROLOG 63*bbb1b6f9SApple OSS Distributions PUSH_FRAME 64*bbb1b6f9SApple OSS Distributions#if __LP64__ 65*bbb1b6f9SApple OSS Distributions ldr x2, [fp, #16] 66*bbb1b6f9SApple OSS Distributions#else 67*bbb1b6f9SApple OSS Distributions ldr w2, [fp, #16] 68*bbb1b6f9SApple OSS Distributions#endif 69*bbb1b6f9SApple OSS Distributions MI_CALL_EXTERNAL(___shm_open) 70*bbb1b6f9SApple OSS Distributions POP_FRAME 71*bbb1b6f9SApple OSS Distributions ARM64_STACK_EPILOG 72*bbb1b6f9SApple OSS Distributions 73*bbb1b6f9SApple OSS Distributions/* 74*bbb1b6f9SApple OSS Distributions * int msgsys(int, ...); 75*bbb1b6f9SApple OSS Distributions * int __msgsys(int which, int a2, int a3, int a4, int a5); 76*bbb1b6f9SApple OSS Distributions */ 77*bbb1b6f9SApple OSS DistributionsMI_ENTRY_POINT(_msgsys) 78*bbb1b6f9SApple OSS Distributions ARM64_STACK_PROLOG 79*bbb1b6f9SApple OSS Distributions PUSH_FRAME 80*bbb1b6f9SApple OSS Distributions#if __LP64__ 81*bbb1b6f9SApple OSS Distributions ldp x1, x2, [fp, #16] 82*bbb1b6f9SApple OSS Distributions ldp x3, x4, [fp, #32] 83*bbb1b6f9SApple OSS Distributions#else 84*bbb1b6f9SApple OSS Distributions ldp w1, w2, [fp, #16] 85*bbb1b6f9SApple OSS Distributions ldp w3, w4, [fp, #24] 86*bbb1b6f9SApple OSS Distributions#endif 87*bbb1b6f9SApple OSS Distributions MI_CALL_EXTERNAL(___msgsys) 88*bbb1b6f9SApple OSS Distributions POP_FRAME 89*bbb1b6f9SApple OSS Distributions 90*bbb1b6f9SApple OSS Distributions/* 91*bbb1b6f9SApple OSS Distributions * int semsys(int, ...); 92*bbb1b6f9SApple OSS Distributions * int __semsys(int which, int a2, int a3, int a4, int a5); 93*bbb1b6f9SApple OSS Distributions */ 94*bbb1b6f9SApple OSS DistributionsMI_ENTRY_POINT(_semsys) 95*bbb1b6f9SApple OSS Distributions ARM64_STACK_PROLOG 96*bbb1b6f9SApple OSS Distributions PUSH_FRAME 97*bbb1b6f9SApple OSS Distributions#if __LP64__ 98*bbb1b6f9SApple OSS Distributions ldp x1, x2, [fp, #16] 99*bbb1b6f9SApple OSS Distributions ldp x3, x4, [fp, #32] 100*bbb1b6f9SApple OSS Distributions#else 101*bbb1b6f9SApple OSS Distributions ldp w1, w2, [fp, #16] 102*bbb1b6f9SApple OSS Distributions ldp w3, w4, [fp, #24] 103*bbb1b6f9SApple OSS Distributions#endif 104*bbb1b6f9SApple OSS Distributions MI_CALL_EXTERNAL(___semsys) 105*bbb1b6f9SApple OSS Distributions POP_FRAME 106*bbb1b6f9SApple OSS Distributions ARM64_STACK_EPILOG 107*bbb1b6f9SApple OSS Distributions 108*bbb1b6f9SApple OSS Distributions/* 109*bbb1b6f9SApple OSS Distributions * int semctl(int, int, int, ...); 110*bbb1b6f9SApple OSS Distributions * int __semctl(int semid, int semnum, int cmd, semun_t arg); 111*bbb1b6f9SApple OSS Distributions */ 112*bbb1b6f9SApple OSS Distributions MI_ENTRY_POINT(_semctl) 113*bbb1b6f9SApple OSS Distributions ARM64_STACK_PROLOG 114*bbb1b6f9SApple OSS Distributions PUSH_FRAME 115*bbb1b6f9SApple OSS Distributions#if __LP64__ 116*bbb1b6f9SApple OSS Distributions ldr x3, [fp, #16] 117*bbb1b6f9SApple OSS Distributions#else 118*bbb1b6f9SApple OSS Distributions ldr w3, [fp, #16] 119*bbb1b6f9SApple OSS Distributions#endif 120*bbb1b6f9SApple OSS Distributions MI_CALL_EXTERNAL(___semctl) 121*bbb1b6f9SApple OSS Distributions POP_FRAME 122*bbb1b6f9SApple OSS Distributions ARM64_STACK_EPILOG 123*bbb1b6f9SApple OSS Distributions 124*bbb1b6f9SApple OSS Distributions/* 125*bbb1b6f9SApple OSS Distributions * int shmsys(int, ...); 126*bbb1b6f9SApple OSS Distributions * int __shmsys(int which, int a2, int a3, int a4); 127*bbb1b6f9SApple OSS Distributions */ 128*bbb1b6f9SApple OSS Distributions MI_ENTRY_POINT(_shmsys) 129*bbb1b6f9SApple OSS Distributions ARM64_STACK_PROLOG 130*bbb1b6f9SApple OSS Distributions PUSH_FRAME 131*bbb1b6f9SApple OSS Distributions#if __LP64__ 132*bbb1b6f9SApple OSS Distributions ldp x1, x2, [fp, #16] 133*bbb1b6f9SApple OSS Distributions ldr x3, [fp, #32] 134*bbb1b6f9SApple OSS Distributions#else 135*bbb1b6f9SApple OSS Distributions ldp w1, w2, [fp, #16] 136*bbb1b6f9SApple OSS Distributions ldr w3, [fp, #24] 137*bbb1b6f9SApple OSS Distributions#endif 138*bbb1b6f9SApple OSS Distributions MI_CALL_EXTERNAL(___shmsys) 139*bbb1b6f9SApple OSS Distributions POP_FRAME 140*bbb1b6f9SApple OSS Distributions ARM64_STACK_EPILOG 141*bbb1b6f9SApple OSS Distributions 142*bbb1b6f9SApple OSS Distributions#endif /* defined(__arm64__) */ 143