diff options
| author | Takashi Kokubun <[email protected]> | 2023-08-02 16:43:11 -0700 |
|---|---|---|
| committer | Takashi Kokubun <[email protected]> | 2023-08-02 16:43:12 -0700 |
| commit | 192ed8e70f4c9f45661e53583c7bca9b18821f56 () | |
| tree | 1d7f9a990221ba4e5bb2f305e1457a1208f72051 /misc | |
| parent | 5f5cc22b5f5983b3cea0a96bfc5584f645a90b8e (diff) | |
gdb.py: Add -a option to dump all frames [ci skip]
| -rw-r--r-- | misc/gdb.py | 43 |
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)) |