packages/Python/lldbsuite/test/functionalities/jitloader_gdb/main.c

   1 #include <inttypes.h>
   2
   3 // GDB JIT interface
   4 enum JITAction { JIT_NOACTION, JIT_REGISTER_FN, JIT_UNREGISTER_FN };
   5
   6 struct JITCodeEntry
   7 {
   8     struct JITCodeEntry* next;
   9     struct JITCodeEntry* prev;
  10     const char *symfile_addr;
  11     uint64_t symfile_size;
  12 };
  13
  14 struct JITDescriptor
  15 {
  16     uint32_t version;
  17     uint32_t action_flag;
  18     struct JITCodeEntry* relevant_entry;
  19     struct JITCodeEntry* first_entry;
  20 };
  21
  22 struct JITDescriptor __jit_debug_descriptor = { 1, JIT_NOACTION, 0, 0 };
  23
  24 void __jit_debug_register_code()
  25 {
  26 }
  27 // end GDB JIT interface
  28
  29 struct JITCodeEntry entry;
  30
  31 int main()
  32 {
  33     // Create a code entry with a bogus size
  34     entry.next = entry.prev = 0;
  35     entry.symfile_addr = (char *)&entry;
  36     entry.symfile_size = (uint64_t)47<<32;
  37
  38     __jit_debug_descriptor.relevant_entry = __jit_debug_descriptor.first_entry = &entry;
  39     __jit_debug_descriptor.action_flag = JIT_REGISTER_FN;
  40
  41     __jit_debug_register_code();
  42
  43     return 0;
  44 }