blob: 427d4684e0d239bbafe9238a01a2713e423ff9b7 [file] [log] [blame]
David S. Millerdff9d3c2010-09-17 11:09:25 -04001#ifndef _ASM_SPARC_JUMP_LABEL_H
2#define _ASM_SPARC_JUMP_LABEL_H
3
4#ifdef __KERNEL__
5
6#include <linux/types.h>
David S. Millerdff9d3c2010-09-17 11:09:25 -04007
8#define JUMP_LABEL_NOP_SIZE 4
9
10#define JUMP_LABEL(key, label) \
11 do { \
12 asm goto("1:\n\t" \
13 "nop\n\t" \
14 "nop\n\t" \
15 ".pushsection __jump_table, \"a\"\n\t"\
David Millerf0daed02010-10-23 11:06:24 -070016 ".align 4\n\t" \
David S. Millerdff9d3c2010-09-17 11:09:25 -040017 ".word 1b, %l[" #label "], %c0\n\t" \
18 ".popsection \n\t" \
19 : : "i" (key) : : label);\
20 } while (0)
21
22#endif /* __KERNEL__ */
23
24typedef u32 jump_label_t;
25
26struct jump_entry {
27 jump_label_t code;
28 jump_label_t target;
29 jump_label_t key;
30};
31
32#endif