bug.h

来自「Axis 221 camera embedded programing inte」· C头文件 代码 · 共 34 行

#ifndef __ASM_CRIS_ARCH_BUG_H
#define __ASM_CRIS_ARCH_BUG_H

#include <linux/stringify.h>

#ifdef CONFIG_BUG
#ifdef CONFIG_DEBUG_BUGVERBOSE
/*
 * The penalty for the in-band code path will be the size of break 14.
 * All other stuff is done out-of-band with exception handlers.
 */
#define BUG()	 					                 \
	__asm__ __volatile__ ("0: break 14\n\t"                          \
                              ".section .fixup,\"ax\"\n"                 \
                              "1:\n\t"                                   \
			      "move.d %0, $r10\n\t"                      \
			      "move.d %1, $r11\n\t"                      \
                              "jump do_BUG\n\t"                          \
                              "nop\n\t"                                  \
                              ".previous\n\t"                            \
                              ".section __ex_table,\"a\"\n\t"            \
                              ".dword 0b, 1b\n\t"                        \
                              ".previous\n\t"                            \
                              : : "ri" (__FILE__), "i" (__LINE__))
#else
#define BUG() __asm__ __volatile__ ("break 14\n\t")
#endif

#define HAVE_ARCH_BUG
#endif

#include <asm-generic/bug.h>
#endif