arch/cris/include/arch-v32/arch/bug.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __ASM_CRISv32_ARCH_BUG_H
   3 #define __ASM_CRISv32_ARCH_BUG_H
   4
   5 #include <linux/stringify.h>
   6
   7 #ifdef CONFIG_BUG
   8 #ifdef CONFIG_DEBUG_BUGVERBOSE
   9 /*
  10  * The penalty for the in-band code path will be the size of break 14.
  11  * All other stuff is done out-of-band with exception handlers.
  12  */
  13 #define BUG()                                                           \
  14 do {                                                                    \
  15         __asm__ __volatile__ ("0: break 14\n\t"                         \
  16                               ".section .fixup,\"ax\"\n"                \
  17                               "1:\n\t"                                  \
  18                               "move.d %0, $r10\n\t"                     \
  19                               "move.d %1, $r11\n\t"                     \
  20                               "jump do_BUG\n\t"                         \
  21                               "nop\n\t"                                 \
  22                               ".previous\n\t"                           \
  23                               ".section __ex_table,\"a\"\n\t"           \
  24                               ".dword 0b, 1b\n\t"                       \
  25                               ".previous\n\t"                           \
  26                               : : "ri" (__FILE__), "i" (__LINE__));     \
  27         unreachable();                          \
  28 } while (0)
  29 #else
  30 #define BUG()                                   \
  31 do {                                            \
  32         __asm__ __volatile__ ("break 14\n\t");  \
  33         unreachable();                          \
  34 } while (0)
  35 #endif
  36
  37 #define HAVE_ARCH_BUG
  38 #endif
  39
  40 #include <asm-generic/bug.h>
  41 #endif