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#!/usr/bin/env python
# Copyright (c) 2010-2013 Advanced Micro Devices, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met: redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer;
# redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution;
# neither the name of the copyright holders nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""
SYNOPSIS
./regression/verify_output.py <McPAT output>
DESCRIPTION
Verify the output from McPAT. In particular, ensure that the values in the
file sum up hierarchically.
AUTHORS
Joel Hestness <hestness@cs.wisc.edu> (while interning at AMD)
Yasuko Eckert <yasuko.eckert@amd.com>
"""
import os
import sys
import optparse
import re
root = None
curr_node = None
optionsparser = optparse.OptionParser(
formatter = optparse.TitledHelpFormatter(),
usage = globals()['__doc__'])
optionsparser.add_option(
"-v", "--verbose", action = "store_true", default = False,
help = "verbose output")
(options, args) = optionsparser.parse_args()
def warning(msg):
global options
if options.verbose:
print "WARNING: %s" %(msg)
def toNumber(value):
try:
to_return = float(value)
except:
warning("Value, %s, is not a number" % value)
to_return = value
return to_return
def withinTolerance(reference, calculated, tolerance = 0.001):
if tolerance > 1:
warning("Tolernance is too large: %s" % tolerance)
upper_bound = reference * (1 + tolerance)
lower_bound = reference * (1 - tolerance)
return calculated <= upper_bound and calculated >= lower_bound
class Component:
def __init__(self):
self.parent = None
self.name = None
self.area = None
self.peak_dynamic_power = None
self.subthreshold_leakage = None
self.gate_leakage = None
self.runtime_dynamic_power = None
self.runtime_dynamic_energy = None
self.total_runtime_energy = None
self.children = []
self.hierarchy_level = None
def print_data(self):
print "%s:" % self.name
print " Area = %s" % self.area
print " Peak Dynamic Power = %s" % self.peak_dynamic_power
print " Subthreshold Leakage = %s" % self.subthreshold_leakage
print " Gate Leakage = %s" % self.gate_leakage
print " Runtime Dynamic Power = %s" % self.runtime_dynamic_power
print " Runtime Dynamic Energy = %s" % self.runtime_dynamic_energy
print " Total Runtime Energy = %s" % self.total_runtime_energy
def set_name_and_level(self, name_string):
self.name = name_string.lstrip().rstrip(":")
self.hierarchy_level = (len(re.match(r"\s*", name_string).group()) - 2) / 4
def verify_values(self):
if len(self.children) == 0:
return
temp_node = Component()
temp_node.area = 0
temp_node.peak_dynamic_power = 0
temp_node.subthreshold_leakage = 0
temp_node.gate_leakage = 0
temp_node.runtime_dynamic_power = 0
temp_node.runtime_dynamic_energy = 0
temp_node.total_runtime_energy = 0
for child in self.children:
if child != self:
temp_node.area += child.area
temp_node.peak_dynamic_power += child.peak_dynamic_power
temp_node.subthreshold_leakage += child.subthreshold_leakage
temp_node.gate_leakage += child.gate_leakage
temp_node.runtime_dynamic_power += child.runtime_dynamic_power
temp_node.runtime_dynamic_energy += child.runtime_dynamic_energy
temp_node.total_runtime_energy += child.total_runtime_energy
child.verify_values()
if not withinTolerance(self.area, temp_node.area):
print "WRONG: %s.area = %s != %s" % \
(self.name, self.area, temp_node.area)
if not withinTolerance(
self.peak_dynamic_power, temp_node.peak_dynamic_power):
print "WRONG: %s.peak_dynamic_power = %s != %s" % \
(self.name, self.peak_dynamic_power,
temp_node.peak_dynamic_power)
if not withinTolerance(
self.subthreshold_leakage, temp_node.subthreshold_leakage):
print "WRONG: %s.subthreshold_leakage = %s != %s" % \
(self.name, self.subthreshold_leakage,
temp_node.subthreshold_leakage)
if not withinTolerance(self.gate_leakage, temp_node.gate_leakage):
print "WRONG: %s.gate_leakage = %s != %s" % \
(self.name, self.gate_leakage, temp_node.gate_leakage)
if not withinTolerance(
self.runtime_dynamic_power, temp_node.runtime_dynamic_power):
print "WRONG: %s.runtime_dynamic_power = %s != %s" % \
(self.name, self.runtime_dynamic_power,
temp_node.runtime_dynamic_power)
if not withinTolerance(
self.runtime_dynamic_energy, temp_node.runtime_dynamic_energy):
print "WRONG: %s.runtime_dynamic_energy = %s != %s" % \
(self.name, self.runtime_dynamic_energy,
temp_node.runtime_dynamic_energy)
if not withinTolerance(
self.total_runtime_energy, temp_node.total_runtime_energy):
print "WRONG: %s.total_runtime_energy = %s != %s" % \
(self.name, self.total_runtime_energy,
temp_node.total_runtime_energy)
if len(args) < 1:
print "ERROR: Must specify a McPAT output file to verify"
exit(0)
# check params
mcpat_output = args[0];
if not os.path.exists(mcpat_output):
print "ERROR: Output file does not exist: %s" % mcpat_output
exit(0)
output_file_handle = open(mcpat_output, 'r')
for line in output_file_handle:
line = line.rstrip()
if ":" in line:
# Start a new component
new_node = Component()
if root is None:
root = new_node
curr_node = new_node
else:
if ((curr_node.area is None) or
(curr_node.peak_dynamic_power is None) or
(curr_node.subthreshold_leakage is None) or
(curr_node.gate_leakage is None) or
(curr_node.runtime_dynamic_power is None) or
(curr_node.runtime_dynamic_energy is None) or
(curr_node.total_runtime_energy is None)):
print "ERROR: Some value is not specified for %s" % curr_node.name
curr_node.print_data()
exit(0)
new_node.set_name_and_level(line)
while (
(new_node.hierarchy_level <= curr_node.hierarchy_level) and
not curr_node is root):
curr_node = curr_node.parent
new_node.parent = curr_node
curr_node.children.append(new_node)
curr_node = new_node
elif line is not "":
tokens = line.split()
if "Area" in line:
curr_node.area = toNumber(tokens[2])
elif "Peak Dynamic Power" in line:
curr_node.peak_dynamic_power = toNumber(tokens[4])
elif "Peak Dynamic" in line:
curr_node.peak_dynamic_power = toNumber(tokens[3])
elif "Subthreshold Leakage Power" in line:
curr_node.subthreshold_leakage = toNumber(tokens[4])
elif "Subthreshold Leakage" in line:
curr_node.subthreshold_leakage = toNumber(tokens[3])
elif "Gate Leakage Power" in line:
curr_node.gate_leakage = toNumber(tokens[4])
elif "Gate Leakage" in line:
curr_node.gate_leakage = toNumber(tokens[3])
elif "Runtime Dynamic Power" in line:
curr_node.runtime_dynamic_power = toNumber(tokens[4])
elif "Runtime Dynamic Energy" in line:
curr_node.runtime_dynamic_energy = toNumber(tokens[4])
elif "Total Runtime Energy" in line:
curr_node.total_runtime_energy = toNumber(tokens[4])
else:
warning("ERROR: Line not matched: %s" % line)
curr_node = root
curr_node.verify_values()
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