give up on trac2line full porting, just call sh script for now

This commit is contained in:
Ciro Santilli
2018-09-06 08:01:58 +01:00
parent df47eba450
commit 24b539f152
4 changed files with 88 additions and 41 deletions

View File

@@ -1,5 +1,12 @@
#!/usr/bin/env python3
'''
TODO port this to Python fully. I started it, but then it was hanging on some
IO blocking annoyance in the pipeline, and I don't have the time to deal with
it, so I'm just going to forward the common options to the old shell script for
now...
'''
import os
import re
import subprocess
@@ -11,43 +18,45 @@ parser = common.get_argparse(argparse_args={
'description': 'Convert an execution trace containing PC values into the Linux kernel linex executed'
})
args = common.setup(parser)
if args.gem5:
def get_pc(line):
# pc_re =
# stdin = sed -r 's/^.* (0x[^. ]*)[. ].*/\1/' "$common_trace_txt_file")
pass
else:
def get_pc(line):
return line.split('=')[-1]
with \
subprocess.Popen(
[
common.get_toolchain_tool('addr2line'),
'-e',
common.vmlinux,
'-f',
'-p',
],
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
) as proc, \
open(common.trace_txt_file, 'r') as infile, \
open(os.path.join(common.run_dir, 'trace-lines.txt'), 'w') as outfile \
:
i = 0;
__import__('ipdb').set_trace()
for in_line in infile:
print(i)
proc.stdin.write(get_pc(in_line).encode())
proc.stdin.flush()
stdout = proc.stdout.read()
outfile.write(stdout.decode())
i+=1
sys.exit(subprocess.Popen([
os.path.join(common.root_dir, 'trace2line.sh'),
'true' if args.gem5 else 'false',
common.trace_txt_file,
common.get_toolchain_tool('addr2line'),
common.vmlinux,
common.run_dir,
]).wait())
# sed -E "s|at ${common.linux_build_dir}/(\./\|)||"
# uniq -c
# This was the full conversion attempt.
# sys.exit()
# if args.gem5:
# def get_pc(line):
# # TODO
# # stdin = sed -r 's/^.* (0x[^. ]*)[. ].*/\1/' "$common_trace_txt_file")
# pass
# else:
# def get_pc(line):
# return line.split('=')[-1]
# with \
# subprocess.Popen(
# [
# common.get_toolchain_tool('addr2line'),
# '-e',
# common.vmlinux,
# '-f',
# '-p',
# ],
# stdout=subprocess.PIPE,
# stdin=subprocess.PIPE,
# ) as proc, \
# open(common.trace_txt_file, 'r') as infile, \
# open(os.path.join(common.run_dir, 'trace-lines.txt'), 'w') as outfile \
# :
# for in_line in infile:
# proc.stdin.write(get_pc(in_line).encode())
# proc.stdin.flush()
# stdout = proc.stdout.read()
# outfile.write(stdout.decode())
# # TODO
# # sed -E "s|at ${common.linux_build_dir}/(\./\|)||"
# # uniq -c