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