Ruby 2.4.0 for gdbinit

gistfile1.txt

set print pretty on
set pagination off

define ruby_thread
  set $ruby_thread = ruby_current_vm->running_thread
  printf "running_thread set $ruby_thread \n"
end

define vm_cfp_cnt
  printf "cfp_cnt %d \n", ((rb_control_frame_t *)(($arg0)->stack + ($arg0)->stack_size) - (rb_control_frame_t *)($arg1))
end
document vm_cfp_cnt
  cfp_cnt ruby_thread and cfp(from https://github.com/ruby/ruby/blob/202bbda2bf5f25343e286099140fb9282880ecba/vm_dump.c#L24)
end

# https://github.com/ruby/ruby/blob/1407e52ba4915ed7f251dec548b5e68f2a5a6a6e/vm_core.h#L1026
define vm_frame_type
  printf "vm_frame_type %x ", (((rb_control_frame_t *)($arg0))->ep[0] & 0xffff0001)
  set $cfp_flag = (((rb_control_frame_t *)($arg0))->ep[0] & 0xffff0001)
  if $cfp_flag == 0x44440001
    printf " %s \n", "TOP"
  else
  if $cfp_flag == 0x11110001
    printf " %s \n", "METHOD"
  else
  if $cfp_flag == 0x33330001
    printf " %s \n", "CLASS"
  else
  if $cfp_flag == 0x22220001
    printf " %s \n", "BLOCK"
  else
  if $cfp_flag == 0x55550001
    printf " %s \n", "CFUNC"
  else
  if $cfp_flag == 0x66660001
    printf " %s \n", "PROC"
  else
  if $cfp_flag == 0x99990001
    printf " %s \n", "LAMBDA"
  else
  if $cfp_flag == 0x77770001
    printf " %s \n", "IFUNC"
  else
  if $cfp_flag == 0x88880001
    printf " %s \n", "EVAL"
  else
  if $cfp_flag == 0xaaaa0001
    printf " %s \n", "RESCUE"
  else
  if $cfp_flag == 0
    printf " %s \n", "------"
  else
    printf " %s \n", "(none)"
  end
  end
  end
  end
  end
  end
  end
  end
  end
  end
  end
end
document vm_frame_type
  vm_frame_type cfp
end