提交 e10195c2 编写于 作者: D David S. Miller 提交者: David S. Miller

[SPARC]: Merge asm-sparc{,64}/bug.h

Note that because of minimum compiler version enforcement in
linux/compiler.h these days the check for sparc32 buggy
__builtin_trap() can be safely removed.
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 c79ca3f8
......@@ -2,28 +2,16 @@
#define _SPARC_BUG_H
#ifdef CONFIG_BUG
/* Only use the inline asm until a gcc release that can handle __builtin_trap
* -rob 2003-06-25
*
* gcc-3.3.1 and later will be OK -DaveM
*/
#if (__GNUC__ > 3) || \
(__GNUC__ == 3 && __GNUC_MINOR__ > 3) || \
(__GNUC__ == 3 && __GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ >= 4)
#define __bug_trap() __builtin_trap()
#else
#define __bug_trap() \
__asm__ __volatile__ ("t 0x5\n\t" : : )
#endif
#include <linux/compiler.h>
#ifdef CONFIG_DEBUG_BUGVERBOSE
extern void do_BUG(const char *file, int line);
#define BUG() do { \
do_BUG(__FILE__, __LINE__); \
__bug_trap(); \
__builtin_trap(); \
} while (0)
#else
#define BUG() __bug_trap()
#define BUG() __builtin_trap()
#endif
#define HAVE_ARCH_BUG
......
#ifndef _SPARC64_BUG_H
#define _SPARC64_BUG_H
#ifdef CONFIG_BUG
#include <linux/compiler.h>
#ifdef CONFIG_DEBUG_BUGVERBOSE
extern void do_BUG(const char *file, int line);
#define BUG() do { \
do_BUG(__FILE__, __LINE__); \
__builtin_trap(); \
} while (0)
#else
#define BUG() __builtin_trap()
#endif
#define HAVE_ARCH_BUG
#endif
#include <asm-generic/bug.h>
#endif
#include <asm-sparc/bug.h>
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