• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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 
32 #include <asm/unistd.h> /* For system call numbers. */
33 #define MAX_ERRNO 4095  /* For recognizing system call error returns. */
34 
35 #define __bionic_asm_custom_entry(f)
36 #define __bionic_asm_custom_end(f)
37 #define __bionic_asm_function_type @function
38 
39 #include <machine/asm.h>
40 
41 #define ENTRY(f) \
42     .text; \
43     .globl f; \
44     _ALIGN_TEXT; \
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 \
59 
60 #endif /* _PRIVATE_BIONIC_ASM_H_ */
61