set unwindonsignal on
source ../build/v8/tools/gdbinit
source ../build/v8/tools/gdb-v8-support.py
c

python
import gdb
import struct

class f2u(gdb.Command):
  def __init__ (self):
    super(f2u, self).__init__ ("f2u", gdb.COMMAND_DATA)

  def invoke (self, arg, from_tty):
    argv = gdb.string_to_argv(arg)
    if len(argv) != 1:
      raise gdb.GdbError("f2u takes exactly one argument.")
    value = float(argv[0])
    num = struct.unpack("> 32 << 32}")

base()

class lo(gdb.Command):
  def __init__ (self):
    super(lo, self).__init__ ("lo", gdb.COMMAND_DATA)

  def invoke (self, arg, from_tty):
    value = int(gdb.parse_and_eval(arg))
    gdb.execute(f"p {value % (1 << 32)}")

lo()

class jele(gdb.Command):
  def __init__ (self):
    super(jele, self).__init__ ("jele", gdb.COMMAND_DATA)

  def invoke (self, arg, from_tty):
    value = gdb.parse_and_eval(arg)
    command = f"job {value}"
    print(f"command: {command}")
    obj = gdb.execute(command, to_string=True)
    print(f"obj: {obj}")

jele()

end