xref: /openbmc/linux/arch/arc/include/asm/linkage.h (revision ee89bd6b)
1 /*
2  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License version 2 as
6  * published by the Free Software Foundation.
7  */
8 
9 #ifndef __ASM_LINKAGE_H
10 #define __ASM_LINKAGE_H
11 
12 #ifdef __ASSEMBLY__
13 
14 /* Can't use the ENTRY macro in linux/linkage.h
15  * gas considers ';' as comment vs. newline
16  */
17 .macro ARC_ENTRY name
18 	.global \name
19 	.align 4
20 	\name:
21 .endm
22 
23 .macro ARC_EXIT name
24 #define ASM_PREV_SYM_ADDR(name)  .-##name
25 	.size \ name, ASM_PREV_SYM_ADDR(\name)
26 .endm
27 
28 /* annotation for data we want in DCCM - if enabled in .config */
29 .macro ARCFP_DATA nm
30 #ifdef CONFIG_ARC_HAS_DCCM
31 	.section .data.arcfp
32 #else
33 	.section .data
34 #endif
35 	.global \nm
36 .endm
37 
38 /* annotation for data we want in DCCM - if enabled in .config */
39 .macro ARCFP_CODE
40 #ifdef CONFIG_ARC_HAS_ICCM
41 	.section .text.arcfp, "ax",@progbits
42 #else
43 	.section .text, "ax",@progbits
44 #endif
45 .endm
46 
47 #else	/* !__ASSEMBLY__ */
48 
49 #ifdef CONFIG_ARC_HAS_ICCM
50 #define __arcfp_code __attribute__((__section__(".text.arcfp")))
51 #else
52 #define __arcfp_code __attribute__((__section__(".text")))
53 #endif
54 
55 #ifdef CONFIG_ARC_HAS_DCCM
56 #define __arcfp_data __attribute__((__section__(".data.arcfp")))
57 #else
58 #define __arcfp_data __attribute__((__section__(".data")))
59 #endif
60 
61 #endif /* __ASSEMBLY__ */
62 
63 #endif
64