| #ifndef _PPC_BUG_H |
| #define _PPC_BUG_H |
| |
| struct bug_entry { |
| unsigned long bug_addr; |
| int line; |
| const char *file; |
| const char *function; |
| }; |
| |
| /* |
| * If this bit is set in the line number it means that the trap |
| * is for WARN_ON rather than BUG or BUG_ON. |
| */ |
| #define BUG_WARNING_TRAP 0x1000000 |
| |
| #ifdef CONFIG_BUG |
| #define BUG() do { \ |
| __asm__ __volatile__( \ |
| "1: twi 31,0,0\n" \ |
| ".section __bug_table,\"a\"\n\t" \ |
| " .long 1b,%0,%1,%2\n" \ |
| ".previous" \ |
| : : "i" (__LINE__), "i" (__FILE__), "i" (__FUNCTION__)); \ |
| } while (0) |
| |
| #define BUG_ON(x) do { \ |
| if (!__builtin_constant_p(x) || (x)) { \ |
| __asm__ __volatile__( \ |
| "1: twnei %0,0\n" \ |
| ".section __bug_table,\"a\"\n\t" \ |
| " .long 1b,%1,%2,%3\n" \ |
| ".previous" \ |
| : : "r" (x), "i" (__LINE__), "i" (__FILE__), \ |
| "i" (__FUNCTION__)); \ |
| } \ |
| } while (0) |
| |
| #define WARN_ON(x) do { \ |
| if (!__builtin_constant_p(x) || (x)) { \ |
| __asm__ __volatile__( \ |
| "1: twnei %0,0\n" \ |
| ".section __bug_table,\"a\"\n\t" \ |
| " .long 1b,%1,%2,%3\n" \ |
| ".previous" \ |
| : : "r" (x), "i" (__LINE__ + BUG_WARNING_TRAP), \ |
| "i" (__FILE__), "i" (__FUNCTION__)); \ |
| } \ |
| } while (0) |
| |
| #define HAVE_ARCH_BUG |
| #define HAVE_ARCH_BUG_ON |
| #define HAVE_ARCH_WARN_ON |
| #endif |
| |
| #include <asm-generic/bug.h> |
| |
| #endif |