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- #ifndef _ASM_X86_ASM_H
- #define _ASM_X86_ASM_H
- #ifdef __ASSEMBLY__
- # define __ASM_FORM(x) x
- # define __ASM_FORM_COMMA(x) x,
- #else
- # define __ASM_FORM(x) " " #x " "
- # define __ASM_FORM_COMMA(x) " " #x ","
- #endif
- #ifdef CONFIG_X86_32
- # define __ASM_SEL(a,b) __ASM_FORM(a)
- #else
- # define __ASM_SEL(a,b) __ASM_FORM(b)
- #endif
- #define __ASM_SIZE(inst, ...) __ASM_SEL(inst##l##__VA_ARGS__, \
- inst##q##__VA_ARGS__)
- #define __ASM_REG(reg) __ASM_SEL(e##reg, r##reg)
- #define _ASM_PTR __ASM_SEL(.long, .quad)
- #define _ASM_ALIGN __ASM_SEL(.balign 4, .balign 8)
- #define _ASM_MOV __ASM_SIZE(mov)
- #define _ASM_INC __ASM_SIZE(inc)
- #define _ASM_DEC __ASM_SIZE(dec)
- #define _ASM_ADD __ASM_SIZE(add)
- #define _ASM_SUB __ASM_SIZE(sub)
- #define _ASM_XADD __ASM_SIZE(xadd)
- #define _ASM_AX __ASM_REG(ax)
- #define _ASM_BX __ASM_REG(bx)
- #define _ASM_CX __ASM_REG(cx)
- #define _ASM_DX __ASM_REG(dx)
- #define _ASM_SP __ASM_REG(sp)
- #define _ASM_BP __ASM_REG(bp)
- #define _ASM_SI __ASM_REG(si)
- #define _ASM_DI __ASM_REG(di)
- /* Exception table entry */
- #ifdef __ASSEMBLY__
- # define _ASM_EXTABLE(from,to) \
- .pushsection "__ex_table","a" ; \
- _ASM_ALIGN ; \
- _ASM_PTR from , to ; \
- .popsection
- # define _ASM_EXTABLE_EX(from,to) \
- .pushsection "__ex_table","a" ; \
- _ASM_ALIGN ; \
- _ASM_PTR from , (to) - (from) ; \
- .popsection
- #else
- # define _ASM_EXTABLE(from,to) \
- " .pushsection \"__ex_table\",\"a\"\n" \
- _ASM_ALIGN "\n" \
- _ASM_PTR #from "," #to "\n" \
- " .popsection\n"
- # define _ASM_EXTABLE_EX(from,to) \
- " .pushsection \"__ex_table\",\"a\"\n" \
- _ASM_ALIGN "\n" \
- _ASM_PTR #from ",(" #to ")-(" #from ")\n" \
- " .popsection\n"
- #endif
- #endif /* _ASM_X86_ASM_H */
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