tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
4 */
5
6#ifndef __ASM_LINKAGE_H
7#define __ASM_LINKAGE_H
8
9#include <asm/dwarf.h>
10
11#ifdef __ASSEMBLY__
12
13.macro ST2 e, o, off
14#ifdef CONFIG_ARC_HAS_LL64
15 std \e, [sp, \off]
16#else
17 st \e, [sp, \off]
18 st \o, [sp, \off+4]
19#endif
20.endm
21
22.macro LD2 e, o, off
23#ifdef CONFIG_ARC_HAS_LL64
24 ldd \e, [sp, \off]
25#else
26 ld \e, [sp, \off]
27 ld \o, [sp, \off+4]
28#endif
29.endm
30
31#define ASM_NL ` /* use '`' to mark new line in macro */
32
33/* annotation for data we want in DCCM - if enabled in .config */
34.macro ARCFP_DATA nm
35#ifdef CONFIG_ARC_HAS_DCCM
36 .section .data.arcfp
37#else
38 .section .data
39#endif
40 .global \nm
41.endm
42
43/* annotation for data we want in DCCM - if enabled in .config */
44.macro ARCFP_CODE
45#ifdef CONFIG_ARC_HAS_ICCM
46 .section .text.arcfp, "ax",@progbits
47#else
48 .section .text, "ax",@progbits
49#endif
50.endm
51
52#define ENTRY_CFI(name) \
53 .globl name ASM_NL \
54 ALIGN ASM_NL \
55 name: ASM_NL \
56 CFI_STARTPROC ASM_NL
57
58#define END_CFI(name) \
59 CFI_ENDPROC ASM_NL \
60 .size name, .-name
61
62#else /* !__ASSEMBLY__ */
63
64#ifdef CONFIG_ARC_HAS_ICCM
65#define __arcfp_code __section(.text.arcfp)
66#else
67#define __arcfp_code __section(.text)
68#endif
69
70#ifdef CONFIG_ARC_HAS_DCCM
71#define __arcfp_data __section(.data.arcfp)
72#else
73#define __arcfp_data __section(.data)
74#endif
75
76#endif /* __ASSEMBLY__ */
77
78#endif