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dff9d3c2 DM |
1 | #ifndef _ASM_SPARC_JUMP_LABEL_H |
2 | #define _ASM_SPARC_JUMP_LABEL_H | |
3 | ||
4 | #ifdef __KERNEL__ | |
5 | ||
6 | #include <linux/types.h> | |
dff9d3c2 DM |
7 | |
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"\ | |
f0daed02 | 16 | ".align 4\n\t" \ |
dff9d3c2 DM |
17 | ".word 1b, %l[" #label "], %c0\n\t" \ |
18 | ".popsection \n\t" \ | |
19 | : : "i" (key) : : label);\ | |
20 | } while (0) | |
21 | ||
22 | #endif /* __KERNEL__ */ | |
23 | ||
24 | typedef u32 jump_label_t; | |
25 | ||
26 | struct jump_entry { | |
27 | jump_label_t code; | |
28 | jump_label_t target; | |
29 | jump_label_t key; | |
30 | }; | |
31 | ||
32 | #endif |