1*a325d9c4SApple OSS Distributions/* 2*a325d9c4SApple OSS Distributions * Copyright (c) 2011-2013 Apple Inc. All rights reserved. 3*a325d9c4SApple OSS Distributions * 4*a325d9c4SApple OSS Distributions * @APPLE_LICENSE_HEADER_START@ 5*a325d9c4SApple OSS Distributions * 6*a325d9c4SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*a325d9c4SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*a325d9c4SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*a325d9c4SApple OSS Distributions * compliance with the License. Please obtain a copy of the License at 10*a325d9c4SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this 11*a325d9c4SApple OSS Distributions * file. 12*a325d9c4SApple OSS Distributions * 13*a325d9c4SApple OSS Distributions * The Original Code and all software distributed under the License are 14*a325d9c4SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15*a325d9c4SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16*a325d9c4SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17*a325d9c4SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18*a325d9c4SApple OSS Distributions * Please see the License for the specific language governing rights and 19*a325d9c4SApple OSS Distributions * limitations under the License. 20*a325d9c4SApple OSS Distributions * 21*a325d9c4SApple OSS Distributions * @APPLE_LICENSE_HEADER_END@ 22*a325d9c4SApple OSS Distributions */ 23*a325d9c4SApple OSS Distributions 24*a325d9c4SApple OSS Distributions#ifdef __arm64__ 25*a325d9c4SApple OSS Distributions 26*a325d9c4SApple OSS Distributions#include "../custom/SYS.h" 27*a325d9c4SApple OSS Distributions#include <mach/arm64/asm.h> 28*a325d9c4SApple OSS Distributions 29*a325d9c4SApple OSS Distributions/* 30*a325d9c4SApple OSS Distributions * Stubs are to handle the ARM64 ABI for variadic functions' 31*a325d9c4SApple OSS Distributions * not matching the ABI used by the system call handler. 32*a325d9c4SApple OSS Distributions */ 33*a325d9c4SApple OSS Distributions 34*a325d9c4SApple OSS Distributions/* 35*a325d9c4SApple OSS Distributions * sem_t* sem_open(const char *name, int oflag, ...); 36*a325d9c4SApple OSS Distributions * sem_t* __sem_open(const char *name, int oflag, int mode, int value); 37*a325d9c4SApple OSS Distributions */ 38*a325d9c4SApple OSS DistributionsMI_ENTRY_POINT(_sem_open) 39*a325d9c4SApple OSS Distributions ARM64_STACK_PROLOG 40*a325d9c4SApple OSS Distributions PUSH_FRAME 41*a325d9c4SApple OSS Distributions#if __LP64__ 42*a325d9c4SApple OSS Distributions ldp x2, x3, [fp, #16] 43*a325d9c4SApple OSS Distributions#else 44*a325d9c4SApple OSS Distributions ldp w2, w3, [fp, #16] 45*a325d9c4SApple OSS Distributions#endif 46*a325d9c4SApple OSS Distributions MI_CALL_EXTERNAL(___sem_open) 47*a325d9c4SApple OSS Distributions#if !__LP64__ 48*a325d9c4SApple OSS Distributions /* xnu returns a 64-bit '-1' on failure, but pointers must have the high 49*a325d9c4SApple OSS Distributions * 32-bits set to zero. The following instruction is equivalent to 50*a325d9c4SApple OSS Distributions * masking off the top 32-bits. 51*a325d9c4SApple OSS Distributions */ 52*a325d9c4SApple OSS Distributions mov w0, w0 53*a325d9c4SApple OSS Distributions#endif 54*a325d9c4SApple OSS Distributions POP_FRAME 55*a325d9c4SApple OSS Distributions ARM64_STACK_EPILOG 56*a325d9c4SApple OSS Distributions 57*a325d9c4SApple OSS Distributions/* 58*a325d9c4SApple OSS Distributions * int shm_open(const char *, int, ...); 59*a325d9c4SApple OSS Distributions * int __shm_open(const char*, int oflag, int mode); 60*a325d9c4SApple OSS Distributions */ 61*a325d9c4SApple OSS DistributionsMI_ENTRY_POINT(_shm_open) 62*a325d9c4SApple OSS Distributions ARM64_STACK_PROLOG 63*a325d9c4SApple OSS Distributions PUSH_FRAME 64*a325d9c4SApple OSS Distributions#if __LP64__ 65*a325d9c4SApple OSS Distributions ldr x2, [fp, #16] 66*a325d9c4SApple OSS Distributions#else 67*a325d9c4SApple OSS Distributions ldr w2, [fp, #16] 68*a325d9c4SApple OSS Distributions#endif 69*a325d9c4SApple OSS Distributions MI_CALL_EXTERNAL(___shm_open) 70*a325d9c4SApple OSS Distributions POP_FRAME 71*a325d9c4SApple OSS Distributions ARM64_STACK_EPILOG 72*a325d9c4SApple OSS Distributions 73*a325d9c4SApple OSS Distributions/* 74*a325d9c4SApple OSS Distributions * int msgsys(int, ...); 75*a325d9c4SApple OSS Distributions * int __msgsys(int which, int a2, int a3, int a4, int a5); 76*a325d9c4SApple OSS Distributions */ 77*a325d9c4SApple OSS DistributionsMI_ENTRY_POINT(_msgsys) 78*a325d9c4SApple OSS Distributions ARM64_STACK_PROLOG 79*a325d9c4SApple OSS Distributions PUSH_FRAME 80*a325d9c4SApple OSS Distributions#if __LP64__ 81*a325d9c4SApple OSS Distributions ldp x1, x2, [fp, #16] 82*a325d9c4SApple OSS Distributions ldp x3, x4, [fp, #32] 83*a325d9c4SApple OSS Distributions#else 84*a325d9c4SApple OSS Distributions ldp w1, w2, [fp, #16] 85*a325d9c4SApple OSS Distributions ldp w3, w4, [fp, #24] 86*a325d9c4SApple OSS Distributions#endif 87*a325d9c4SApple OSS Distributions MI_CALL_EXTERNAL(___msgsys) 88*a325d9c4SApple OSS Distributions POP_FRAME 89*a325d9c4SApple OSS Distributions 90*a325d9c4SApple OSS Distributions/* 91*a325d9c4SApple OSS Distributions * int semsys(int, ...); 92*a325d9c4SApple OSS Distributions * int __semsys(int which, int a2, int a3, int a4, int a5); 93*a325d9c4SApple OSS Distributions */ 94*a325d9c4SApple OSS DistributionsMI_ENTRY_POINT(_semsys) 95*a325d9c4SApple OSS Distributions ARM64_STACK_PROLOG 96*a325d9c4SApple OSS Distributions PUSH_FRAME 97*a325d9c4SApple OSS Distributions#if __LP64__ 98*a325d9c4SApple OSS Distributions ldp x1, x2, [fp, #16] 99*a325d9c4SApple OSS Distributions ldp x3, x4, [fp, #32] 100*a325d9c4SApple OSS Distributions#else 101*a325d9c4SApple OSS Distributions ldp w1, w2, [fp, #16] 102*a325d9c4SApple OSS Distributions ldp w3, w4, [fp, #24] 103*a325d9c4SApple OSS Distributions#endif 104*a325d9c4SApple OSS Distributions MI_CALL_EXTERNAL(___semsys) 105*a325d9c4SApple OSS Distributions POP_FRAME 106*a325d9c4SApple OSS Distributions ARM64_STACK_EPILOG 107*a325d9c4SApple OSS Distributions 108*a325d9c4SApple OSS Distributions/* 109*a325d9c4SApple OSS Distributions * int semctl(int, int, int, ...); 110*a325d9c4SApple OSS Distributions * int __semctl(int semid, int semnum, int cmd, semun_t arg); 111*a325d9c4SApple OSS Distributions */ 112*a325d9c4SApple OSS Distributions MI_ENTRY_POINT(_semctl) 113*a325d9c4SApple OSS Distributions ARM64_STACK_PROLOG 114*a325d9c4SApple OSS Distributions PUSH_FRAME 115*a325d9c4SApple OSS Distributions#if __LP64__ 116*a325d9c4SApple OSS Distributions ldr x3, [fp, #16] 117*a325d9c4SApple OSS Distributions#else 118*a325d9c4SApple OSS Distributions ldr w3, [fp, #16] 119*a325d9c4SApple OSS Distributions#endif 120*a325d9c4SApple OSS Distributions MI_CALL_EXTERNAL(___semctl) 121*a325d9c4SApple OSS Distributions POP_FRAME 122*a325d9c4SApple OSS Distributions ARM64_STACK_EPILOG 123*a325d9c4SApple OSS Distributions 124*a325d9c4SApple OSS Distributions/* 125*a325d9c4SApple OSS Distributions * int shmsys(int, ...); 126*a325d9c4SApple OSS Distributions * int __shmsys(int which, int a2, int a3, int a4); 127*a325d9c4SApple OSS Distributions */ 128*a325d9c4SApple OSS Distributions MI_ENTRY_POINT(_shmsys) 129*a325d9c4SApple OSS Distributions ARM64_STACK_PROLOG 130*a325d9c4SApple OSS Distributions PUSH_FRAME 131*a325d9c4SApple OSS Distributions#if __LP64__ 132*a325d9c4SApple OSS Distributions ldp x1, x2, [fp, #16] 133*a325d9c4SApple OSS Distributions ldr x3, [fp, #32] 134*a325d9c4SApple OSS Distributions#else 135*a325d9c4SApple OSS Distributions ldp w1, w2, [fp, #16] 136*a325d9c4SApple OSS Distributions ldr w3, [fp, #24] 137*a325d9c4SApple OSS Distributions#endif 138*a325d9c4SApple OSS Distributions MI_CALL_EXTERNAL(___shmsys) 139*a325d9c4SApple OSS Distributions POP_FRAME 140*a325d9c4SApple OSS Distributions ARM64_STACK_EPILOG 141*a325d9c4SApple OSS Distributions 142*a325d9c4SApple OSS Distributions#endif /* defined(__arm64__) */ 143