| Elliott Hughes | ed74484 | 2013-11-07 10:31:05 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
| 8 | * * Redistributions of source code must retain the above copyright |
| 9 | * notice, this list of conditions and the following disclaimer. |
| 10 | * * Redistributions in binary form must reproduce the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer in |
| 12 | * the documentation and/or other materials provided with the |
| 13 | * distribution. |
| 14 | * |
| 15 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 16 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 17 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| 18 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| 19 | * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 20 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| 21 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| 22 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| 23 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 24 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 25 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 26 | * SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #ifndef _PRIVATE_BIONIC_ASM_H_ |
| 30 | #define _PRIVATE_BIONIC_ASM_H_ |
| 31 | |
| Elliott Hughes | ed74484 | 2013-11-07 10:31:05 -0800 | [diff] [blame] | 32 | #include <asm/unistd.h> /* For system call numbers. */ |
| 33 | #define MAX_ERRNO 4095 /* For recognizing system call error returns. */ |
| 34 | |
| Elliott Hughes | 851e68a | 2014-02-19 16:53:20 -0800 | [diff] [blame] | 35 | #define __bionic_asm_custom_entry(f) |
| 36 | #define __bionic_asm_custom_end(f) |
| 37 | #define __bionic_asm_function_type @function |
| Elliott Hughes | 9abbbdc | 2014-02-19 14:54:31 -0800 | [diff] [blame] | 38 | |
| Elliott Hughes | 851e68a | 2014-02-19 16:53:20 -0800 | [diff] [blame] | 39 | #include <machine/asm.h> |
| 40 | |
| 41 | #define ENTRY(f) \ |
| 42 | .text; \ |
| 43 | .globl f; \ |
| Elliott Hughes | 0e7f8a9 | 2014-08-20 13:11:58 -0700 | [diff] [blame] | 44 | .align __bionic_asm_align; \ |
| Elliott Hughes | 851e68a | 2014-02-19 16:53:20 -0800 | [diff] [blame] | 45 | .type f, __bionic_asm_function_type; \ |
| 46 | f: \ |
| 47 | __bionic_asm_custom_entry(f); \ |
| 48 | .cfi_startproc \ |
| 49 | |
| 50 | #define END(f) \ |
| 51 | .cfi_endproc; \ |
| 52 | .size f, .-f; \ |
| 53 | __bionic_asm_custom_end(f) \ |
| 54 | |
| 55 | /* Like ENTRY, but with hidden visibility. */ |
| 56 | #define ENTRY_PRIVATE(f) \ |
| 57 | ENTRY(f); \ |
| 58 | .hidden f \ |
| Elliott Hughes | ed74484 | 2013-11-07 10:31:05 -0800 | [diff] [blame] | 59 | |
| 60 | #endif /* _PRIVATE_BIONIC_ASM_H_ */ |