63 lines
1.9 KiB
Python
63 lines
1.9 KiB
Python
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#!/usr/bin/env python3
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"""
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performance-log-coalesce.py -- Coalesce PIKA performance log symbols, by
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filling-in missing base addresses
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Copyright (C) 2018 Ell
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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Usage: performance-log-coalesce.py < infile > outfile
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"""
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from xml.etree import ElementTree
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import sys
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empty_element = ElementTree.Element ("")
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# Read performance log from STDIN
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log = ElementTree.fromstring (sys.stdin.buffer.read ())
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address_map = log.find ("address-map")
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if address_map:
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addresses = []
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# Create base addresses dictionary
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base_addresses = {}
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for address in address_map.iterfind ("address"):
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symbol = address.find ("symbol").text
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source = address.find ("source").text
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base = address.find ("base").text
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if symbol and source and not base:
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key = (symbol, source)
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value = int (address.get ("value"), 0)
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base_addresses[key] = min (value, base_addresses.get (key, value))
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addresses.append (address)
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# Fill-in missing base addresses
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for address in addresses:
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symbol = address.find ("symbol").text
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source = address.find ("source").text
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address.find ("base").text = hex (base_addresses[(symbol, source)])
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# Write performance log to STDOUT
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sys.stdout.buffer.write (ElementTree.tostring (log))
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