cpt_upgrader.py (9048:950298f29140) cpt_upgrader.py (9056:0e38b529c387)
1#!/usr/bin/env python
2
3# Copyright (c) 2012 ARM Limited
4# All rights reserved
5#
6# The license below extends only to copyright in the software and shall
7# not be construed as granting a license to any other intellectual
8# property including but not limited to intellectual property relating

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33# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37#
38# Authors: Ali Saidi
39#
40
1#!/usr/bin/env python
2
3# Copyright (c) 2012 ARM Limited
4# All rights reserved
5#
6# The license below extends only to copyright in the software and shall
7# not be construed as granting a license to any other intellectual
8# property including but not limited to intellectual property relating

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33# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37#
38# Authors: Ali Saidi
39#
40
41# This python code is used to migrate checkpoints that were created in one
42# version of the simulator to newer version. As features are added or bugs are
43# fixed some of the state that needs to be checkpointed can change. If you have
44# many historic checkpoints that you use, manually editing them to fix them is
45# both time consuming and error-prone.
46
47# This script provides a way to migrate checkpoints to the newer repository in
48# a programatic way. It can be imported into another script or used on the
49# command line. From the command line the script will either migrate every
50# checkpoint it finds recursively (-r option) or a single checkpoint. When a
51# change is made to the gem5 repository that breaks previous checkpoints a
52# from_N() method should be implemented here and the gem5CheckpointVersion
53# variable in src/sim/serialize.hh should be incremented. For each version
54# between the checkpoints current version and the new version the from_N()
55# method will be run, passing in a ConfigParser object which contains the open
56# file. As these operations can be isa specific the method can verify the isa
57# and use regexes to find the correct sections that need to be updated.
58
59
41import ConfigParser
42import sys, os
43import os.path as osp
44
45def from_0(cpt):
46 pass
47
48# An example of a translator

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60import ConfigParser
61import sys, os
62import os.path as osp
63
64def from_0(cpt):
65 pass
66
67# An example of a translator

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