Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | #ifndef _PPC_BUG_H |
2 | #define _PPC_BUG_H | |
3 | ||
4 | struct bug_entry { | |
5 | unsigned long bug_addr; | |
6 | int line; | |
7 | const char *file; | |
8 | const char *function; | |
9 | }; | |
10 | ||
11 | /* | |
12 | * If this bit is set in the line number it means that the trap | |
13 | * is for WARN_ON rather than BUG or BUG_ON. | |
14 | */ | |
15 | #define BUG_WARNING_TRAP 0x1000000 | |
16 | ||
c8538a7a | 17 | #ifdef CONFIG_BUG |
1da177e4 LT |
18 | #define BUG() do { \ |
19 | __asm__ __volatile__( \ | |
20 | "1: twi 31,0,0\n" \ | |
21 | ".section __bug_table,\"a\"\n\t" \ | |
22 | " .long 1b,%0,%1,%2\n" \ | |
23 | ".previous" \ | |
24 | : : "i" (__LINE__), "i" (__FILE__), "i" (__FUNCTION__)); \ | |
25 | } while (0) | |
26 | ||
27 | #define BUG_ON(x) do { \ | |
28 | if (!__builtin_constant_p(x) || (x)) { \ | |
29 | __asm__ __volatile__( \ | |
30 | "1: twnei %0,0\n" \ | |
31 | ".section __bug_table,\"a\"\n\t" \ | |
32 | " .long 1b,%1,%2,%3\n" \ | |
33 | ".previous" \ | |
34 | : : "r" (x), "i" (__LINE__), "i" (__FILE__), \ | |
35 | "i" (__FUNCTION__)); \ | |
36 | } \ | |
37 | } while (0) | |
38 | ||
39 | #define WARN_ON(x) do { \ | |
40 | if (!__builtin_constant_p(x) || (x)) { \ | |
41 | __asm__ __volatile__( \ | |
42 | "1: twnei %0,0\n" \ | |
43 | ".section __bug_table,\"a\"\n\t" \ | |
44 | " .long 1b,%1,%2,%3\n" \ | |
45 | ".previous" \ | |
46 | : : "r" (x), "i" (__LINE__ + BUG_WARNING_TRAP), \ | |
47 | "i" (__FILE__), "i" (__FUNCTION__)); \ | |
48 | } \ | |
49 | } while (0) | |
50 | ||
51 | #define HAVE_ARCH_BUG | |
52 | #define HAVE_ARCH_BUG_ON | |
53 | #define HAVE_ARCH_WARN_ON | |
c8538a7a MM |
54 | #endif |
55 | ||
1da177e4 LT |
56 | #include <asm-generic/bug.h> |
57 | ||
58 | #endif |