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1965aae3 PA |
1 | #ifndef _ASM_X86_ASM_H |
2 | #define _ASM_X86_ASM_H | |
e845c06b | 3 | |
e6e07d8a JF |
4 | #ifdef __ASSEMBLY__ |
5 | # define __ASM_FORM(x) x | |
a750036f | 6 | # define __ASM_FORM_COMMA(x) x, |
709972b1 | 7 | # define __ASM_EX_SEC .section __ex_table, "a" |
e6e07d8a JF |
8 | #else |
9 | # define __ASM_FORM(x) " " #x " " | |
a750036f | 10 | # define __ASM_FORM_COMMA(x) " " #x "," |
6c2d4586 | 11 | # define __ASM_EX_SEC " .section __ex_table,\"a\"\n" |
e6e07d8a | 12 | #endif |
8ee5797a | 13 | |
e6e07d8a JF |
14 | #ifdef CONFIG_X86_32 |
15 | # define __ASM_SEL(a,b) __ASM_FORM(a) | |
e845c06b | 16 | #else |
e6e07d8a JF |
17 | # define __ASM_SEL(a,b) __ASM_FORM(b) |
18 | #endif | |
e845c06b | 19 | |
4625cd63 JB |
20 | #define __ASM_SIZE(inst, ...) __ASM_SEL(inst##l##__VA_ARGS__, \ |
21 | inst##q##__VA_ARGS__) | |
40faf463 | 22 | #define __ASM_REG(reg) __ASM_SEL(e##reg, r##reg) |
e845c06b | 23 | |
e6e07d8a JF |
24 | #define _ASM_PTR __ASM_SEL(.long, .quad) |
25 | #define _ASM_ALIGN __ASM_SEL(.balign 4, .balign 8) | |
8ee5797a | 26 | |
8df9676d | 27 | #define _ASM_MOV __ASM_SIZE(mov) |
e6e07d8a JF |
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) | |
8df9676d | 33 | |
40faf463 | 34 | #define _ASM_AX __ASM_REG(ax) |
2528de43 GC |
35 | #define _ASM_BX __ASM_REG(bx) |
36 | #define _ASM_CX __ASM_REG(cx) | |
40faf463 | 37 | #define _ASM_DX __ASM_REG(dx) |
8df9676d PA |
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) | |
e845c06b | 42 | |
a34746bc | 43 | /* Exception table entry */ |
709972b1 PA |
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 | |
a34746bc | 51 | # define _ASM_EXTABLE(from,to) \ |
6c2d4586 | 52 | __ASM_EX_SEC \ |
a34746bc PA |
53 | _ASM_ALIGN "\n" \ |
54 | _ASM_PTR #from "," #to "\n" \ | |
55 | " .previous\n" | |
709972b1 | 56 | #endif |
a34746bc | 57 | |
1965aae3 | 58 | #endif /* _ASM_X86_ASM_H */ |