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Code Issues Releases Wiki Activity

Remove unused files.

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winlin 2022-03-15 14:06:54 +08:00
parent d3b025896a
commit 8954220137
1 changed files with 0 additions and 70 deletions
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70
trunk/gdb/srs.py
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@ -1,70 +0,0 @@
import gdb, traceback;
'''
Usage:
nn_coroutines
nn_coroutines 1000
'''
class NnCouroutines(gdb.Command):
def __init__(self):
super(NnCouroutines, self).__init__('nn_coroutines', gdb.COMMAND_DATA)
# https://sourceware.org/gdb/current/onlinedocs/gdb/Python-API.html#Python-API
def invoke(self, arg, from_tty):
nn_interval=1000
nn_coroutines = 1
# Parse args.
args = arg.split(' ')
if args[0] != '':
nn_interval = int(args[0])
try:
pnext = prev = pthis = gdb.parse_and_eval('&_st_this_thread->tlink').__str__()
print('interval: %s, first: %s, args(%s): %s'%(nn_interval, pthis, len(args), args))
while True:
v = gdb.parse_and_eval('((_st_clist_t*)%s)->next'%pnext)
prev = pnext = str(v.__str__()).split(' ')[0]
if pnext == pthis:
break
nn_coroutines += 1
if (nn_coroutines%nn_interval) == 0:
print('next is %s, total %s'%(pnext, nn_coroutines))
except:
print('Error: prev=%s, this=%s, next=%s, v=%s'%(prev, pthis, pnext, v))
traceback.print_exc()
# Result.
print('total coroutines: %s'%(nn_coroutines))
NnCouroutines()
'''
Usage:
show_coroutines
'''
class ShowCouroutines(gdb.Command):
def __init__(self):
super(ShowCouroutines, self).__init__('show_coroutines', gdb.COMMAND_DATA)
# https://sourceware.org/gdb/current/onlinedocs/gdb/Python-API.html#Python-API
def invoke(self, arg, from_tty):
offset = gdb.parse_and_eval('(int)(&(((_st_thread_t*)(0))->tlink))').__str__()
_st_this_thread = gdb.parse_and_eval('_st_this_thread').__str__()
pnext = prev = pthis = gdb.parse_and_eval('&_st_this_thread->tlink').__str__()
this_thread2 = gdb.parse_and_eval('(_st_thread_t*)(%s - %s)'%(pthis, offset)).__str__()
#print('offset=%s, _st_this_thread=%s, pthis-offset=%s'%(offset, _st_this_thread, this_thread2))
try:
while True:
trd = gdb.parse_and_eval('(_st_thread_t*)(%s - %s)'%(pnext, offset)).__str__()
jmpbuf = gdb.parse_and_eval('((_st_thread_t*)%s)->context.__jmpbuf'%(trd)).__str__().split(', ')
rbp, rsp, crip = int(jmpbuf[1]), int(jmpbuf[6]), None
if rbp > 0 and rsp > 0:
crip = gdb.execute('x/2xa %s'%(rbp), to_string=True).split('\t')[2].strip()
print('thread: %s, caller: %s'%(trd, crip))
v = gdb.parse_and_eval('((_st_clist_t*)%s)->next'%pnext)
prev = pnext = str(v.__str__()).split(' ')[0]
if pnext == pthis:
break
except:
print('Error: prev=%s, this=%s, next=%s'%(prev, pthis, pnext))
traceback.print_exc()
ShowCouroutines()