1*1031c584SApple OSS Distributions/* 2*1031c584SApple OSS Distributions * Copyright (c) 2011-2013 Apple Inc. All rights reserved. 3*1031c584SApple OSS Distributions * 4*1031c584SApple OSS Distributions * @APPLE_LICENSE_HEADER_START@ 5*1031c584SApple OSS Distributions * 6*1031c584SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*1031c584SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*1031c584SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*1031c584SApple OSS Distributions * compliance with the License. Please obtain a copy of the License at 10*1031c584SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this 11*1031c584SApple OSS Distributions * file. 12*1031c584SApple OSS Distributions * 13*1031c584SApple OSS Distributions * The Original Code and all software distributed under the License are 14*1031c584SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 15*1031c584SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 16*1031c584SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 17*1031c584SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 18*1031c584SApple OSS Distributions * Please see the License for the specific language governing rights and 19*1031c584SApple OSS Distributions * limitations under the License. 20*1031c584SApple OSS Distributions * 21*1031c584SApple OSS Distributions * @APPLE_LICENSE_HEADER_END@ 22*1031c584SApple OSS Distributions */ 23*1031c584SApple OSS Distributions 24*1031c584SApple OSS Distributions#ifdef __arm64__ 25*1031c584SApple OSS Distributions 26*1031c584SApple OSS Distributions#include "../custom/SYS.h" 27*1031c584SApple OSS Distributions#include <mach/arm64/asm.h> 28*1031c584SApple OSS Distributions 29*1031c584SApple OSS Distributions/* 30*1031c584SApple OSS Distributions * Stubs are to handle the ARM64 ABI for variadic functions' 31*1031c584SApple OSS Distributions * not matching the ABI used by the system call handler. 32*1031c584SApple OSS Distributions */ 33*1031c584SApple OSS Distributions 34*1031c584SApple OSS Distributions/* 35*1031c584SApple OSS Distributions * sem_t* sem_open(const char *name, int oflag, ...); 36*1031c584SApple OSS Distributions * sem_t* __sem_open(const char *name, int oflag, int mode, int value); 37*1031c584SApple OSS Distributions */ 38*1031c584SApple OSS DistributionsMI_ENTRY_POINT(_sem_open) 39*1031c584SApple OSS Distributions ARM64_STACK_PROLOG 40*1031c584SApple OSS Distributions PUSH_FRAME 41*1031c584SApple OSS Distributions#if __LP64__ 42*1031c584SApple OSS Distributions ldp x2, x3, [fp, #16] 43*1031c584SApple OSS Distributions#else 44*1031c584SApple OSS Distributions ldp w2, w3, [fp, #16] 45*1031c584SApple OSS Distributions#endif 46*1031c584SApple OSS Distributions MI_CALL_EXTERNAL(___sem_open) 47*1031c584SApple OSS Distributions#if !__LP64__ 48*1031c584SApple OSS Distributions /* xnu returns a 64-bit '-1' on failure, but pointers must have the high 49*1031c584SApple OSS Distributions * 32-bits set to zero. The following instruction is equivalent to 50*1031c584SApple OSS Distributions * masking off the top 32-bits. 51*1031c584SApple OSS Distributions */ 52*1031c584SApple OSS Distributions mov w0, w0 53*1031c584SApple OSS Distributions#endif 54*1031c584SApple OSS Distributions POP_FRAME 55*1031c584SApple OSS Distributions ARM64_STACK_EPILOG 56*1031c584SApple OSS Distributions 57*1031c584SApple OSS Distributions/* 58*1031c584SApple OSS Distributions * int shm_open(const char *, int, ...); 59*1031c584SApple OSS Distributions * int __shm_open(const char*, int oflag, int mode); 60*1031c584SApple OSS Distributions */ 61*1031c584SApple OSS DistributionsMI_ENTRY_POINT(_shm_open) 62*1031c584SApple OSS Distributions ARM64_STACK_PROLOG 63*1031c584SApple OSS Distributions PUSH_FRAME 64*1031c584SApple OSS Distributions#if __LP64__ 65*1031c584SApple OSS Distributions ldr x2, [fp, #16] 66*1031c584SApple OSS Distributions#else 67*1031c584SApple OSS Distributions ldr w2, [fp, #16] 68*1031c584SApple OSS Distributions#endif 69*1031c584SApple OSS Distributions MI_CALL_EXTERNAL(___shm_open) 70*1031c584SApple OSS Distributions POP_FRAME 71*1031c584SApple OSS Distributions ARM64_STACK_EPILOG 72*1031c584SApple OSS Distributions 73*1031c584SApple OSS Distributions/* 74*1031c584SApple OSS Distributions * int msgsys(int, ...); 75*1031c584SApple OSS Distributions * int __msgsys(int which, int a2, int a3, int a4, int a5); 76*1031c584SApple OSS Distributions */ 77*1031c584SApple OSS DistributionsMI_ENTRY_POINT(_msgsys) 78*1031c584SApple OSS Distributions ARM64_STACK_PROLOG 79*1031c584SApple OSS Distributions PUSH_FRAME 80*1031c584SApple OSS Distributions#if __LP64__ 81*1031c584SApple OSS Distributions ldp x1, x2, [fp, #16] 82*1031c584SApple OSS Distributions ldp x3, x4, [fp, #32] 83*1031c584SApple OSS Distributions#else 84*1031c584SApple OSS Distributions ldp w1, w2, [fp, #16] 85*1031c584SApple OSS Distributions ldp w3, w4, [fp, #24] 86*1031c584SApple OSS Distributions#endif 87*1031c584SApple OSS Distributions MI_CALL_EXTERNAL(___msgsys) 88*1031c584SApple OSS Distributions POP_FRAME 89*1031c584SApple OSS Distributions 90*1031c584SApple OSS Distributions/* 91*1031c584SApple OSS Distributions * int semsys(int, ...); 92*1031c584SApple OSS Distributions * int __semsys(int which, int a2, int a3, int a4, int a5); 93*1031c584SApple OSS Distributions */ 94*1031c584SApple OSS DistributionsMI_ENTRY_POINT(_semsys) 95*1031c584SApple OSS Distributions ARM64_STACK_PROLOG 96*1031c584SApple OSS Distributions PUSH_FRAME 97*1031c584SApple OSS Distributions#if __LP64__ 98*1031c584SApple OSS Distributions ldp x1, x2, [fp, #16] 99*1031c584SApple OSS Distributions ldp x3, x4, [fp, #32] 100*1031c584SApple OSS Distributions#else 101*1031c584SApple OSS Distributions ldp w1, w2, [fp, #16] 102*1031c584SApple OSS Distributions ldp w3, w4, [fp, #24] 103*1031c584SApple OSS Distributions#endif 104*1031c584SApple OSS Distributions MI_CALL_EXTERNAL(___semsys) 105*1031c584SApple OSS Distributions POP_FRAME 106*1031c584SApple OSS Distributions ARM64_STACK_EPILOG 107*1031c584SApple OSS Distributions 108*1031c584SApple OSS Distributions/* 109*1031c584SApple OSS Distributions * int semctl(int, int, int, ...); 110*1031c584SApple OSS Distributions * int __semctl(int semid, int semnum, int cmd, semun_t arg); 111*1031c584SApple OSS Distributions */ 112*1031c584SApple OSS Distributions MI_ENTRY_POINT(_semctl) 113*1031c584SApple OSS Distributions ARM64_STACK_PROLOG 114*1031c584SApple OSS Distributions PUSH_FRAME 115*1031c584SApple OSS Distributions#if __LP64__ 116*1031c584SApple OSS Distributions ldr x3, [fp, #16] 117*1031c584SApple OSS Distributions#else 118*1031c584SApple OSS Distributions ldr w3, [fp, #16] 119*1031c584SApple OSS Distributions#endif 120*1031c584SApple OSS Distributions MI_CALL_EXTERNAL(___semctl) 121*1031c584SApple OSS Distributions POP_FRAME 122*1031c584SApple OSS Distributions ARM64_STACK_EPILOG 123*1031c584SApple OSS Distributions 124*1031c584SApple OSS Distributions/* 125*1031c584SApple OSS Distributions * int shmsys(int, ...); 126*1031c584SApple OSS Distributions * int __shmsys(int which, int a2, int a3, int a4); 127*1031c584SApple OSS Distributions */ 128*1031c584SApple OSS Distributions MI_ENTRY_POINT(_shmsys) 129*1031c584SApple OSS Distributions ARM64_STACK_PROLOG 130*1031c584SApple OSS Distributions PUSH_FRAME 131*1031c584SApple OSS Distributions#if __LP64__ 132*1031c584SApple OSS Distributions ldp x1, x2, [fp, #16] 133*1031c584SApple OSS Distributions ldr x3, [fp, #32] 134*1031c584SApple OSS Distributions#else 135*1031c584SApple OSS Distributions ldp w1, w2, [fp, #16] 136*1031c584SApple OSS Distributions ldr w3, [fp, #24] 137*1031c584SApple OSS Distributions#endif 138*1031c584SApple OSS Distributions MI_CALL_EXTERNAL(___shmsys) 139*1031c584SApple OSS Distributions POP_FRAME 140*1031c584SApple OSS Distributions ARM64_STACK_EPILOG 141*1031c584SApple OSS Distributions 142*1031c584SApple OSS Distributions#endif /* defined(__arm64__) */ 143