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Diffstat (limited to 'include/asm-powerpc/bug.h')
-rw-r--r--include/asm-powerpc/bug.h34
1 files changed, 15 insertions, 19 deletions
diff --git a/include/asm-powerpc/bug.h b/include/asm-powerpc/bug.h
index e4d028e87020..d625ee55f957 100644
--- a/include/asm-powerpc/bug.h
+++ b/include/asm-powerpc/bug.h
@@ -12,20 +12,16 @@
12#ifndef __ASSEMBLY__ 12#ifndef __ASSEMBLY__
13 13
14#ifdef __powerpc64__ 14#ifdef __powerpc64__
15#define BUG_TABLE_ENTRY(label, line, file, func) \ 15#define BUG_TABLE_ENTRY ".llong"
16 ".llong " #label "\n .long " #line "\n .llong " #file ", " #func "\n" 16#define BUG_TRAP_OP "tdnei"
17#define TRAP_OP(ra, rb) "1: tdnei " #ra ", " #rb "\n"
18#define DATA_TYPE long long
19#else 17#else
20#define BUG_TABLE_ENTRY(label, line, file, func) \ 18#define BUG_TABLE_ENTRY ".long"
21 ".long " #label ", " #line ", " #file ", " #func "\n" 19#define BUG_TRAP_OP "twnei"
22#define TRAP_OP(ra, rb) "1: twnei " #ra ", " #rb "\n"
23#define DATA_TYPE int
24#endif /* __powerpc64__ */ 20#endif /* __powerpc64__ */
25 21
26struct bug_entry { 22struct bug_entry {
27 unsigned long bug_addr; 23 unsigned long bug_addr;
28 int line; 24 long line;
29 const char *file; 25 const char *file;
30 const char *function; 26 const char *function;
31}; 27};
@@ -43,29 +39,29 @@ struct bug_entry *find_bug(unsigned long bugaddr);
43#define BUG() do { \ 39#define BUG() do { \
44 __asm__ __volatile__( \ 40 __asm__ __volatile__( \
45 "1: twi 31,0,0\n" \ 41 "1: twi 31,0,0\n" \
46 ".section __bug_table,\"a\"\n\t" \ 42 ".section __bug_table,\"a\"\n" \
47 BUG_TABLE_ENTRY(1b,%0,%1,%2) \ 43 "\t"BUG_TABLE_ENTRY" 1b,%0,%1,%2\n" \
48 ".previous" \ 44 ".previous" \
49 : : "i" (__LINE__), "i" (__FILE__), "i" (__FUNCTION__)); \ 45 : : "i" (__LINE__), "i" (__FILE__), "i" (__FUNCTION__)); \
50} while (0) 46} while (0)
51 47
52#define BUG_ON(x) do { \ 48#define BUG_ON(x) do { \
53 __asm__ __volatile__( \ 49 __asm__ __volatile__( \
54 TRAP_OP(%0,0) \ 50 "1: "BUG_TRAP_OP" %0,0\n" \
55 ".section __bug_table,\"a\"\n\t" \ 51 ".section __bug_table,\"a\"\n" \
56 BUG_TABLE_ENTRY(1b,%1,%2,%3) \ 52 "\t"BUG_TABLE_ENTRY" 1b,%1,%2,%3\n" \
57 ".previous" \ 53 ".previous" \
58 : : "r" ((DATA_TYPE)(x)), "i" (__LINE__), \ 54 : : "r" ((long)(x)), "i" (__LINE__), \
59 "i" (__FILE__), "i" (__FUNCTION__)); \ 55 "i" (__FILE__), "i" (__FUNCTION__)); \
60} while (0) 56} while (0)
61 57
62#define WARN_ON(x) do { \ 58#define WARN_ON(x) do { \
63 __asm__ __volatile__( \ 59 __asm__ __volatile__( \
64 TRAP_OP(%0,0) \ 60 "1: "BUG_TRAP_OP" %0,0\n" \
65 ".section __bug_table,\"a\"\n\t" \ 61 ".section __bug_table,\"a\"\n" \
66 BUG_TABLE_ENTRY(1b,%1,%2,%3) \ 62 "\t"BUG_TABLE_ENTRY" 1b,%1,%2,%3\n" \
67 ".previous" \ 63 ".previous" \
68 : : "r" ((DATA_TYPE)(x)), \ 64 : : "r" ((long)(x)), \
69 "i" (__LINE__ + BUG_WARNING_TRAP), \ 65 "i" (__LINE__ + BUG_WARNING_TRAP), \
70 "i" (__FILE__), "i" (__FUNCTION__)); \ 66 "i" (__FILE__), "i" (__FUNCTION__)); \
71} while (0) 67} while (0)