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bug.h
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1 #ifndef __ASM_CRISv32_ARCH_BUG_H
2 #define __ASM_CRISv32_ARCH_BUG_H
3 
4 #include <linux/stringify.h>
5 
6 #ifdef CONFIG_BUG
7 #ifdef CONFIG_DEBUG_BUGVERBOSE
8 /*
9  * The penalty for the in-band code path will be the size of break 14.
10  * All other stuff is done out-of-band with exception handlers.
11  */
12 #define BUG() \
13  __asm__ __volatile__ ("0: break 14\n\t" \
14  ".section .fixup,\"ax\"\n" \
15  "1:\n\t" \
16  "move.d %0, $r10\n\t" \
17  "move.d %1, $r11\n\t" \
18  "jump do_BUG\n\t" \
19  "nop\n\t" \
20  ".previous\n\t" \
21  ".section __ex_table,\"a\"\n\t" \
22  ".dword 0b, 1b\n\t" \
23  ".previous\n\t" \
24  : : "ri" (__FILE__), "i" (__LINE__))
25 #else
26 #define BUG() __asm__ __volatile__ ("break 14\n\t")
27 #endif
28 
29 #define HAVE_ARCH_BUG
30 #endif
31 
32 #include <asm-generic/bug.h>
33 #endif