1 #ifndef _ASM_X86_BUG_H 2 #define _ASM_X86_BUG_H 3 4 #ifdef CONFIG_BUG 5 #define HAVE_ARCH_BUG 6 7 #ifdef CONFIG_DEBUG_BUGVERBOSE 8 9 #ifdef CONFIG_X86_32 10 # define __BUG_C0 "2:\t.long 1b, %c0\n" 11 #else 12 # define __BUG_C0 "2:\t.long 1b - 2b, %c0 - 2b\n" 13 #endif 14 15 #define BUG() \ 16 do { \ 17 asm volatile("1:\tud2\n" \ 18 ".pushsection __bug_table,\"a\"\n" \ 19 __BUG_C0 \ 20 "\t.word %c1, 0\n" \ 21 "\t.org 2b+%c2\n" \ 22 ".popsection" \ 23 : : "i" (__FILE__), "i" (__LINE__), \ 24 "i" (sizeof(struct bug_entry))); \ 25 unreachable(); \ 26 } while (0) 27 28 #else 29 #define BUG() \ 30 do { \ 31 asm volatile("ud2"); \ 32 unreachable(); \ 33 } while (0) 34 #endif 35 36 #endif /* !CONFIG_BUG */ 37 38 #include <asm-generic/bug.h> 39 40 41 extern void show_regs_common(void); 42 43 #endif /* _ASM_X86_BUG_H */ 44