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Linux kernel mirror (for testing)
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1#ifndef _ASM_X86_ASM_H
2#define _ASM_X86_ASM_H
3
4#ifdef __ASSEMBLY__
5# define __ASM_FORM(x) x
6# define __ASM_FORM_COMMA(x) x,
7# define __ASM_EX_SEC .section __ex_table, "a"
8#else
9# define __ASM_FORM(x) " " #x " "
10# define __ASM_FORM_COMMA(x) " " #x ","
11# define __ASM_EX_SEC " .section __ex_table,\"a\"\n"
12#endif
13
14#ifdef CONFIG_X86_32
15# define __ASM_SEL(a,b) __ASM_FORM(a)
16#else
17# define __ASM_SEL(a,b) __ASM_FORM(b)
18#endif
19
20#define __ASM_SIZE(inst, ...) __ASM_SEL(inst##l##__VA_ARGS__, \
21 inst##q##__VA_ARGS__)
22#define __ASM_REG(reg) __ASM_SEL(e##reg, r##reg)
23
24#define _ASM_PTR __ASM_SEL(.long, .quad)
25#define _ASM_ALIGN __ASM_SEL(.balign 4, .balign 8)
26
27#define _ASM_MOV __ASM_SIZE(mov)
28#define _ASM_INC __ASM_SIZE(inc)
29#define _ASM_DEC __ASM_SIZE(dec)
30#define _ASM_ADD __ASM_SIZE(add)
31#define _ASM_SUB __ASM_SIZE(sub)
32#define _ASM_XADD __ASM_SIZE(xadd)
33
34#define _ASM_AX __ASM_REG(ax)
35#define _ASM_BX __ASM_REG(bx)
36#define _ASM_CX __ASM_REG(cx)
37#define _ASM_DX __ASM_REG(dx)
38#define _ASM_SP __ASM_REG(sp)
39#define _ASM_BP __ASM_REG(bp)
40#define _ASM_SI __ASM_REG(si)
41#define _ASM_DI __ASM_REG(di)
42
43/* Exception table entry */
44#ifdef __ASSEMBLY__
45# define _ASM_EXTABLE(from,to) \
46 __ASM_EX_SEC ; \
47 _ASM_ALIGN ; \
48 _ASM_PTR from , to ; \
49 .previous
50#else
51# define _ASM_EXTABLE(from,to) \
52 __ASM_EX_SEC \
53 _ASM_ALIGN "\n" \
54 _ASM_PTR #from "," #to "\n" \
55 " .previous\n"
56#endif
57
58#endif /* _ASM_X86_ASM_H */