contrib/llvm/projects/libunwind/src/libunwind_ext.h

   1 //===------------------------ libunwind_ext.h -----------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //
   9 //  Extensions to libunwind API.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #ifndef __LIBUNWIND_EXT__
  14 #define __LIBUNWIND_EXT__
  15
  16 #include "config.h"
  17 #include <libunwind.h>
  18 #include <unwind.h>
  19
  20 #define UNW_STEP_SUCCESS 1
  21 #define UNW_STEP_END     0
  22
  23 #ifdef __cplusplus
  24 extern "C" {
  25 #endif
  26 // SPI
  27 extern void unw_iterate_dwarf_unwind_cache(void (*func)(unw_word_t ip_start,
  28                                                         unw_word_t ip_end,
  29                                                         unw_word_t fde,
  30                                                         unw_word_t mh));
  31
  32 // IPI
  33 extern void _unw_add_dynamic_fde(unw_word_t fde);
  34 extern void _unw_remove_dynamic_fde(unw_word_t fde);
  35
  36 #if defined(_LIBUNWIND_ARM_EHABI)
  37 extern const uint32_t* decode_eht_entry(const uint32_t*, size_t*, size_t*);
  38 extern _Unwind_Reason_Code _Unwind_VRS_Interpret(_Unwind_Context *context,
  39                                                  const uint32_t *data,
  40                                                  size_t offset, size_t len);
  41 #endif
  42
  43 #ifdef __cplusplus
  44 }
  45 #endif
  46
  47 #endif // __LIBUNWIND_EXT__