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tester/gdb: Add lock timing and remote fetching registers.

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- Add timing for the locks to aid performance profiling
- Remove fetching registers as the MI parser is slow on pyton2

Updates #3864
This commit is contained in:
Chris Johns
2020-03-30 09:52:57 +11:00
parent 9b9e0dd47f
commit 753eb949b3
1 changed files with 6 additions and 3 deletions
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9
tester/rt/gdb.py
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@@ -1,6 +1,6 @@
# #
# RTEMS Tools Project (http://www.rtems.org/) # RTEMS Tools Project (http://www.rtems.org/)
# Copyright 2013-2014 Chris Johns (chrisj@rtems.org) # Copyright 2013,2014,2020 Chris Johns (chrisj@rtems.org)
# All rights reserved. # All rights reserved.
# #
# This file is part of the RTEMS Tools package in 'rtems-tools'. # This file is part of the RTEMS Tools package in 'rtems-tools'.
@@ -34,6 +34,7 @@
from __future__ import print_function from __future__ import print_function
import datetime
import os import os
try: try:
import Queue import Queue
@@ -59,6 +60,7 @@ class gdb(object):
self.trace = trace self.trace = trace
self.mi_trace = mi_trace self.mi_trace = mi_trace
self.lock_trace = False self.lock_trace = False
self.lock_locked = None
self.lock = threading.RLock() self.lock = threading.RLock()
self.script = None self.script = None
self.script_line = 0 self.script_line = 0
@@ -79,11 +81,13 @@ class gdb(object):
def _lock(self, msg): def _lock(self, msg):
if self.lock_trace: if self.lock_trace:
print('|[ LOCK:%s ]|' % (msg)) print('|[ LOCK:%s ]|' % (msg))
self.lock_locked = datetime.datetime.now()
self.lock.acquire() self.lock.acquire()
def _unlock(self, msg): def _unlock(self, msg):
if self.lock_trace: if self.lock_trace:
print('|] UNLOCK:%s [|' % (msg)) period = datetime.datetime.now() - self.lock_locked
print('|] UNLOCK:%s [| : %s' % (msg, period))
self.lock.release() self.lock.release()
def _put(self, text): def _put(self, text):
@@ -228,7 +232,6 @@ class gdb(object):
else: else:
if self.script_line == 0: if self.script_line == 0:
self._put('-gdb-set confirm no') self._put('-gdb-set confirm no')
self._put('-data-list-register-names')
line = self.script[self.script_line] line = self.script[self.script_line]
self.script_line += 1 self.script_line += 1
self._put(line) self._put(line)