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