1#ifndef _ASM_SPARC_JUMP_LABEL_H
2#define _ASM_SPARC_JUMP_LABEL_H
3
4#ifndef __ASSEMBLY__
5
6#include <linux/types.h>
7
8#define JUMP_LABEL_NOP_SIZE 4
9
10static __always_inline bool arch_static_branch(struct static_key *key, bool branch)
11{
12	asm_volatile_goto("1:\n\t"
13		 "nop\n\t"
14		 "nop\n\t"
15		 ".pushsection __jump_table,  \"aw\"\n\t"
16		 ".align 4\n\t"
17		 ".word 1b, %l[l_yes], %c0\n\t"
18		 ".popsection \n\t"
19		 : :  "i" (&((char *)key)[branch]) : : l_yes);
20
21	return false;
22l_yes:
23	return true;
24}
25
26static __always_inline bool arch_static_branch_jump(struct static_key *key, bool branch)
27{
28	asm_volatile_goto("1:\n\t"
29		 "b %l[l_yes]\n\t"
30		 "nop\n\t"
31		 ".pushsection __jump_table,  \"aw\"\n\t"
32		 ".align 4\n\t"
33		 ".word 1b, %l[l_yes], %c0\n\t"
34		 ".popsection \n\t"
35		 : :  "i" (&((char *)key)[branch]) : : l_yes);
36
37	return false;
38l_yes:
39	return true;
40}
41
42typedef u32 jump_label_t;
43
44struct jump_entry {
45	jump_label_t code;
46	jump_label_t target;
47	jump_label_t key;
48};
49
50#endif  /* __ASSEMBLY__ */
51#endif
52