1*0f4c859eSApple OSS Distributions/* 2*0f4c859eSApple OSS Distributions * Copyright (c) 2011-2013 Apple Inc. All rights reserved. 3*0f4c859eSApple OSS Distributions * 4*0f4c859eSApple OSS Distributions * @APPLE_LICENSE_HEADER_START@ 5*0f4c859eSApple OSS Distributions * 6*0f4c859eSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*0f4c859eSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*0f4c859eSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*0f4c859eSApple OSS Distributions * compliance with the License. Please obtain a copy of the License at 10*0f4c859eSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this 11*0f4c859eSApple OSS Distributions * file. 12*0f4c859eSApple OSS Distributions * 13*0f4c859eSApple OSS Distributions * The Original Code and all software distributed under the License are 14*0f4c859eSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15*0f4c859eSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16*0f4c859eSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17*0f4c859eSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18*0f4c859eSApple OSS Distributions * Please see the License for the specific language governing rights and 19*0f4c859eSApple OSS Distributions * limitations under the License. 20*0f4c859eSApple OSS Distributions * 21*0f4c859eSApple OSS Distributions * @APPLE_LICENSE_HEADER_END@ 22*0f4c859eSApple OSS Distributions */ 23*0f4c859eSApple OSS Distributions 24*0f4c859eSApple OSS Distributions#ifdef __arm64__ 25*0f4c859eSApple OSS Distributions 26*0f4c859eSApple OSS Distributions#include "../custom/SYS.h" 27*0f4c859eSApple OSS Distributions#include <mach/arm64/asm.h> 28*0f4c859eSApple OSS Distributions 29*0f4c859eSApple OSS Distributions/* 30*0f4c859eSApple OSS Distributions * Stubs are to handle the ARM64 ABI for variadic functions' 31*0f4c859eSApple OSS Distributions * not matching the ABI used by the system call handler. 32*0f4c859eSApple OSS Distributions */ 33*0f4c859eSApple OSS Distributions 34*0f4c859eSApple OSS Distributions/* 35*0f4c859eSApple OSS Distributions * sem_t* sem_open(const char *name, int oflag, ...); 36*0f4c859eSApple OSS Distributions * sem_t* __sem_open(const char *name, int oflag, int mode, int value); 37*0f4c859eSApple OSS Distributions */ 38*0f4c859eSApple OSS DistributionsMI_ENTRY_POINT(_sem_open) 39*0f4c859eSApple OSS Distributions ARM64_STACK_PROLOG 40*0f4c859eSApple OSS Distributions PUSH_FRAME 41*0f4c859eSApple OSS Distributions#if __LP64__ 42*0f4c859eSApple OSS Distributions ldp x2, x3, [fp, #16] 43*0f4c859eSApple OSS Distributions#else 44*0f4c859eSApple OSS Distributions ldp w2, w3, [fp, #16] 45*0f4c859eSApple OSS Distributions#endif 46*0f4c859eSApple OSS Distributions MI_CALL_EXTERNAL(___sem_open) 47*0f4c859eSApple OSS Distributions#if !__LP64__ 48*0f4c859eSApple OSS Distributions /* xnu returns a 64-bit '-1' on failure, but pointers must have the high 49*0f4c859eSApple OSS Distributions * 32-bits set to zero. The following instruction is equivalent to 50*0f4c859eSApple OSS Distributions * masking off the top 32-bits. 51*0f4c859eSApple OSS Distributions */ 52*0f4c859eSApple OSS Distributions mov w0, w0 53*0f4c859eSApple OSS Distributions#endif 54*0f4c859eSApple OSS Distributions POP_FRAME 55*0f4c859eSApple OSS Distributions ARM64_STACK_EPILOG 56*0f4c859eSApple OSS Distributions 57*0f4c859eSApple OSS Distributions/* 58*0f4c859eSApple OSS Distributions * int shm_open(const char *, int, ...); 59*0f4c859eSApple OSS Distributions * int __shm_open(const char*, int oflag, int mode); 60*0f4c859eSApple OSS Distributions */ 61*0f4c859eSApple OSS DistributionsMI_ENTRY_POINT(_shm_open) 62*0f4c859eSApple OSS Distributions ARM64_STACK_PROLOG 63*0f4c859eSApple OSS Distributions PUSH_FRAME 64*0f4c859eSApple OSS Distributions#if __LP64__ 65*0f4c859eSApple OSS Distributions ldr x2, [fp, #16] 66*0f4c859eSApple OSS Distributions#else 67*0f4c859eSApple OSS Distributions ldr w2, [fp, #16] 68*0f4c859eSApple OSS Distributions#endif 69*0f4c859eSApple OSS Distributions MI_CALL_EXTERNAL(___shm_open) 70*0f4c859eSApple OSS Distributions POP_FRAME 71*0f4c859eSApple OSS Distributions ARM64_STACK_EPILOG 72*0f4c859eSApple OSS Distributions 73*0f4c859eSApple OSS Distributions/* 74*0f4c859eSApple OSS Distributions * int msgsys(int, ...); 75*0f4c859eSApple OSS Distributions * int __msgsys(int which, int a2, int a3, int a4, int a5); 76*0f4c859eSApple OSS Distributions */ 77*0f4c859eSApple OSS DistributionsMI_ENTRY_POINT(_msgsys) 78*0f4c859eSApple OSS Distributions ARM64_STACK_PROLOG 79*0f4c859eSApple OSS Distributions PUSH_FRAME 80*0f4c859eSApple OSS Distributions#if __LP64__ 81*0f4c859eSApple OSS Distributions ldp x1, x2, [fp, #16] 82*0f4c859eSApple OSS Distributions ldp x3, x4, [fp, #32] 83*0f4c859eSApple OSS Distributions#else 84*0f4c859eSApple OSS Distributions ldp w1, w2, [fp, #16] 85*0f4c859eSApple OSS Distributions ldp w3, w4, [fp, #24] 86*0f4c859eSApple OSS Distributions#endif 87*0f4c859eSApple OSS Distributions MI_CALL_EXTERNAL(___msgsys) 88*0f4c859eSApple OSS Distributions POP_FRAME 89*0f4c859eSApple OSS Distributions 90*0f4c859eSApple OSS Distributions/* 91*0f4c859eSApple OSS Distributions * int semsys(int, ...); 92*0f4c859eSApple OSS Distributions * int __semsys(int which, int a2, int a3, int a4, int a5); 93*0f4c859eSApple OSS Distributions */ 94*0f4c859eSApple OSS DistributionsMI_ENTRY_POINT(_semsys) 95*0f4c859eSApple OSS Distributions ARM64_STACK_PROLOG 96*0f4c859eSApple OSS Distributions PUSH_FRAME 97*0f4c859eSApple OSS Distributions#if __LP64__ 98*0f4c859eSApple OSS Distributions ldp x1, x2, [fp, #16] 99*0f4c859eSApple OSS Distributions ldp x3, x4, [fp, #32] 100*0f4c859eSApple OSS Distributions#else 101*0f4c859eSApple OSS Distributions ldp w1, w2, [fp, #16] 102*0f4c859eSApple OSS Distributions ldp w3, w4, [fp, #24] 103*0f4c859eSApple OSS Distributions#endif 104*0f4c859eSApple OSS Distributions MI_CALL_EXTERNAL(___semsys) 105*0f4c859eSApple OSS Distributions POP_FRAME 106*0f4c859eSApple OSS Distributions ARM64_STACK_EPILOG 107*0f4c859eSApple OSS Distributions 108*0f4c859eSApple OSS Distributions/* 109*0f4c859eSApple OSS Distributions * int semctl(int, int, int, ...); 110*0f4c859eSApple OSS Distributions * int __semctl(int semid, int semnum, int cmd, semun_t arg); 111*0f4c859eSApple OSS Distributions */ 112*0f4c859eSApple OSS Distributions MI_ENTRY_POINT(_semctl) 113*0f4c859eSApple OSS Distributions ARM64_STACK_PROLOG 114*0f4c859eSApple OSS Distributions PUSH_FRAME 115*0f4c859eSApple OSS Distributions#if __LP64__ 116*0f4c859eSApple OSS Distributions ldr x3, [fp, #16] 117*0f4c859eSApple OSS Distributions#else 118*0f4c859eSApple OSS Distributions ldr w3, [fp, #16] 119*0f4c859eSApple OSS Distributions#endif 120*0f4c859eSApple OSS Distributions MI_CALL_EXTERNAL(___semctl) 121*0f4c859eSApple OSS Distributions POP_FRAME 122*0f4c859eSApple OSS Distributions ARM64_STACK_EPILOG 123*0f4c859eSApple OSS Distributions 124*0f4c859eSApple OSS Distributions/* 125*0f4c859eSApple OSS Distributions * int shmsys(int, ...); 126*0f4c859eSApple OSS Distributions * int __shmsys(int which, int a2, int a3, int a4); 127*0f4c859eSApple OSS Distributions */ 128*0f4c859eSApple OSS Distributions MI_ENTRY_POINT(_shmsys) 129*0f4c859eSApple OSS Distributions ARM64_STACK_PROLOG 130*0f4c859eSApple OSS Distributions PUSH_FRAME 131*0f4c859eSApple OSS Distributions#if __LP64__ 132*0f4c859eSApple OSS Distributions ldp x1, x2, [fp, #16] 133*0f4c859eSApple OSS Distributions ldr x3, [fp, #32] 134*0f4c859eSApple OSS Distributions#else 135*0f4c859eSApple OSS Distributions ldp w1, w2, [fp, #16] 136*0f4c859eSApple OSS Distributions ldr w3, [fp, #24] 137*0f4c859eSApple OSS Distributions#endif 138*0f4c859eSApple OSS Distributions MI_CALL_EXTERNAL(___shmsys) 139*0f4c859eSApple OSS Distributions POP_FRAME 140*0f4c859eSApple OSS Distributions ARM64_STACK_EPILOG 141*0f4c859eSApple OSS Distributions 142*0f4c859eSApple OSS Distributions#endif /* defined(__arm64__) */ 143