1 files changed, 27 insertions, 16 deletions
@@ -1,15 +1,16 @@
 import argparse
 import textwrap
-# usage: [-h] [-s STACK_SIZE] [uplevel]
-#
 # Dump a control frame
-#
 # positional arguments:
 # uplevel CFP offset from the stack top
-#
 # options:
 # -h, --help show this help message and exit
 # -s STACK_SIZE, --stack-size STACK_SIZE
 # override stack_size (useful for JIT frames)
 class CFP(gdb.Command):
@@ -46,6 +47,7 @@ class CFP(gdb.Command):
 self.parser = argparse.ArgumentParser(description='Dump a control frame')
 self.parser.add_argument('uplevel', type=int, nargs='?', default=0, help='CFP offset from the stack top')
 self.parser.add_argument('-s', '--stack-size', type=int, help='override stack_size (useful for JIT frames)')
 def invoke(self, args, from_tty):
@@ -55,24 +57,33 @@ class CFP(gdb.Command):
 return
 cfp = f'(ruby_current_ec->cfp + ({args.uplevel}))'
- end_cfp = self.get_int('ruby_current_ec->vm_stack + ruby_current_ec->vm_stack_size')
- cfp_count = int((end_cfp - self.get_int('ruby_current_ec->cfp')) / self.get_int('sizeof(rb_control_frame_t)'))
- print('CFP (count={}, addr=0x{:x}):'.format(cfp_count, self.get_int(cfp)))
 gdb.execute(f'p *({cfp})')
 print()
 if self.get_int(f'{cfp}->iseq'):
 local_size = self.get_int(f'{cfp}->iseq->body->local_table_size - {cfp}->iseq->body->param.size')
 param_size = self.get_int(f'{cfp}->iseq->body->param.size')
- print(f'Params (size={param_size}):')
- for i in range(-3 - local_size - param_size, -3 - local_size):
- self.print_stack(cfp, i, self.rp(cfp, i))
- print()
-
- print(f'Locals (size={local_size}):')
- for i in range(-3 - local_size, -3):
- self.print_stack(cfp, i, self.rp(cfp, i))
- print()
 print('Env:')
 self.print_env(cfp, -3, self.rp_env(cfp, -3))