encode_inst_dep_trace.py revision 11250
111250Sradhika.jagtap@ARM.com#!/usr/bin/env python 211250Sradhika.jagtap@ARM.com 311250Sradhika.jagtap@ARM.com# Copyright (c) 2015 ARM Limited 411250Sradhika.jagtap@ARM.com# All rights reserved 511250Sradhika.jagtap@ARM.com# 611250Sradhika.jagtap@ARM.com# The license below extends only to copyright in the software and shall 711250Sradhika.jagtap@ARM.com# not be construed as granting a license to any other intellectual 811250Sradhika.jagtap@ARM.com# property including but not limited to intellectual property relating 911250Sradhika.jagtap@ARM.com# to a hardware implementation of the functionality of the software 1011250Sradhika.jagtap@ARM.com# licensed hereunder. You may use the software subject to the license 1111250Sradhika.jagtap@ARM.com# terms below provided that you ensure that this notice is replicated 1211250Sradhika.jagtap@ARM.com# unmodified and in its entirety in all distributions of the software, 1311250Sradhika.jagtap@ARM.com# modified or unmodified, in source code or in binary form. 1411250Sradhika.jagtap@ARM.com# 1511250Sradhika.jagtap@ARM.com# Redistribution and use in source and binary forms, with or without 1611250Sradhika.jagtap@ARM.com# modification, are permitted provided that the following conditions are 1711250Sradhika.jagtap@ARM.com# met: redistributions of source code must retain the above copyright 1811250Sradhika.jagtap@ARM.com# notice, this list of conditions and the following disclaimer; 1911250Sradhika.jagtap@ARM.com# redistributions in binary form must reproduce the above copyright 2011250Sradhika.jagtap@ARM.com# notice, this list of conditions and the following disclaimer in the 2111250Sradhika.jagtap@ARM.com# documentation and/or other materials provided with the distribution; 2211250Sradhika.jagtap@ARM.com# neither the name of the copyright holders nor the names of its 2311250Sradhika.jagtap@ARM.com# contributors may be used to endorse or promote products derived from 2411250Sradhika.jagtap@ARM.com# this software without specific prior written permission. 2511250Sradhika.jagtap@ARM.com# 2611250Sradhika.jagtap@ARM.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2711250Sradhika.jagtap@ARM.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 2811250Sradhika.jagtap@ARM.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 2911250Sradhika.jagtap@ARM.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 3011250Sradhika.jagtap@ARM.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 3111250Sradhika.jagtap@ARM.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3211250Sradhika.jagtap@ARM.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3311250Sradhika.jagtap@ARM.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3411250Sradhika.jagtap@ARM.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3511250Sradhika.jagtap@ARM.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3611250Sradhika.jagtap@ARM.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3711250Sradhika.jagtap@ARM.com# 3811250Sradhika.jagtap@ARM.com# Copyright 2008 Google Inc. All rights reserved. 3911250Sradhika.jagtap@ARM.com# http://code.google.com/p/protobuf/ 4011250Sradhika.jagtap@ARM.com# 4111250Sradhika.jagtap@ARM.com# Redistribution and use in source and binary forms, with or without 4211250Sradhika.jagtap@ARM.com# modification, are permitted provided that the following conditions are 4311250Sradhika.jagtap@ARM.com# met: 4411250Sradhika.jagtap@ARM.com# 4511250Sradhika.jagtap@ARM.com# * Redistributions of source code must retain the above copyright 4611250Sradhika.jagtap@ARM.com# notice, this list of conditions and the following disclaimer. 4711250Sradhika.jagtap@ARM.com# * Redistributions in binary form must reproduce the above 4811250Sradhika.jagtap@ARM.com# copyright notice, this list of conditions and the following disclaimer 4911250Sradhika.jagtap@ARM.com# in the documentation and/or other materials provided with the 5011250Sradhika.jagtap@ARM.com# distribution. 5111250Sradhika.jagtap@ARM.com# * Neither the name of Google Inc. nor the names of its 5211250Sradhika.jagtap@ARM.com# contributors may be used to endorse or promote products derived from 5311250Sradhika.jagtap@ARM.com# this software without specific prior written permission. 5411250Sradhika.jagtap@ARM.com# 5511250Sradhika.jagtap@ARM.com# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 5611250Sradhika.jagtap@ARM.com# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 5711250Sradhika.jagtap@ARM.com# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 5811250Sradhika.jagtap@ARM.com# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 5911250Sradhika.jagtap@ARM.com# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 6011250Sradhika.jagtap@ARM.com# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 6111250Sradhika.jagtap@ARM.com# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 6211250Sradhika.jagtap@ARM.com# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 6311250Sradhika.jagtap@ARM.com# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 6411250Sradhika.jagtap@ARM.com# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 6511250Sradhika.jagtap@ARM.com# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 6611250Sradhika.jagtap@ARM.com# 6711250Sradhika.jagtap@ARM.com# Authors: Radhika Jagtap 6811250Sradhika.jagtap@ARM.com# 6911250Sradhika.jagtap@ARM.com 7011250Sradhika.jagtap@ARM.com# This script is used to dump ASCII traces of the instruction dependency 7111250Sradhika.jagtap@ARM.com# graph to protobuf format. 7211250Sradhika.jagtap@ARM.com# 7311250Sradhika.jagtap@ARM.com# The ASCII trace format uses one line per instruction with the format 7411250Sradhika.jagtap@ARM.com# instruction sequence number, (optional) pc, (optional) weight, load, store, 7511250Sradhika.jagtap@ARM.com# (optional) flags, (optional) addr, (optional) size, comp delay, 7611250Sradhika.jagtap@ARM.com# (repeated) order dependencies comma-separated, and (repeated) register 7711250Sradhika.jagtap@ARM.com# dependencies comma-separated. 7811250Sradhika.jagtap@ARM.com# 7911250Sradhika.jagtap@ARM.com# examples: 8011250Sradhika.jagtap@ARM.com# seq_num,[pc],[weight,]load,store,[address,size,flags,]comp_delay:[rob_dep]: 8111250Sradhika.jagtap@ARM.com# [reg_dep] 8211250Sradhika.jagtap@ARM.com# 1,1,False,False,8500:: 8311250Sradhika.jagtap@ARM.com# 2,1,False,False,1000:,1: 8411250Sradhika.jagtap@ARM.com# 3,1,True,False,831248,4,74,500:,2: 8511250Sradhika.jagtap@ARM.com# 4,1,False,False,0:,2: 8611250Sradhika.jagtap@ARM.com# 5,1,False,False,500::,4 8711250Sradhika.jagtap@ARM.com# 6,1,False,True,831248,4,74,1000:,3:,4,5 8811250Sradhika.jagtap@ARM.com 8911250Sradhika.jagtap@ARM.comimport protolib 9011250Sradhika.jagtap@ARM.comimport sys 9111250Sradhika.jagtap@ARM.com 9211250Sradhika.jagtap@ARM.com# Import the packet proto definitions. If they are not found, attempt 9311250Sradhika.jagtap@ARM.com# to generate them automatically. This assumes that the script is 9411250Sradhika.jagtap@ARM.com# executed from the gem5 root. 9511250Sradhika.jagtap@ARM.comtry: 9611250Sradhika.jagtap@ARM.com import inst_dep_record_pb2 9711250Sradhika.jagtap@ARM.comexcept: 9811250Sradhika.jagtap@ARM.com print "Did not find proto definition, attempting to generate" 9911250Sradhika.jagtap@ARM.com from subprocess import call 10011250Sradhika.jagtap@ARM.com error = call(['protoc', '--python_out=util', '--proto_path=src/proto', 10111250Sradhika.jagtap@ARM.com 'src/proto/inst_dep_record.proto']) 10211250Sradhika.jagtap@ARM.com if not error: 10311250Sradhika.jagtap@ARM.com import inst_dep_record_pb2 10411250Sradhika.jagtap@ARM.com print "Generated proto definitions for instruction dependency record" 10511250Sradhika.jagtap@ARM.com else: 10611250Sradhika.jagtap@ARM.com print "Failed to import proto definitions" 10711250Sradhika.jagtap@ARM.com exit(-1) 10811250Sradhika.jagtap@ARM.com 10911250Sradhika.jagtap@ARM.comdef main(): 11011250Sradhika.jagtap@ARM.com if len(sys.argv) != 3: 11111250Sradhika.jagtap@ARM.com print "Usage: ", sys.argv[0], " <ASCII input> <protobuf output>" 11211250Sradhika.jagtap@ARM.com exit(-1) 11311250Sradhika.jagtap@ARM.com 11411250Sradhika.jagtap@ARM.com # Open the file in write mode 11511250Sradhika.jagtap@ARM.com proto_out = open(sys.argv[2], 'wb') 11611250Sradhika.jagtap@ARM.com 11711250Sradhika.jagtap@ARM.com # Open the file in read mode 11811250Sradhika.jagtap@ARM.com try: 11911250Sradhika.jagtap@ARM.com ascii_in = open(sys.argv[1], 'r') 12011250Sradhika.jagtap@ARM.com except IOError: 12111250Sradhika.jagtap@ARM.com print "Failed to open ", sys.argv[1], " for reading" 12211250Sradhika.jagtap@ARM.com exit(-1) 12311250Sradhika.jagtap@ARM.com 12411250Sradhika.jagtap@ARM.com # Write the magic number in 4-byte Little Endian, similar to what 12511250Sradhika.jagtap@ARM.com # is done in src/proto/protoio.cc 12611250Sradhika.jagtap@ARM.com proto_out.write("gem5") 12711250Sradhika.jagtap@ARM.com 12811250Sradhika.jagtap@ARM.com # Add the packet header 12911250Sradhika.jagtap@ARM.com header = inst_dep_record_pb2.InstDepRecordHeader() 13011250Sradhika.jagtap@ARM.com header.obj_id = "Converted ASCII trace " + sys.argv[1] 13111250Sradhika.jagtap@ARM.com # Assume the default tick rate 13211250Sradhika.jagtap@ARM.com header.tick_freq = 1000000000 13311250Sradhika.jagtap@ARM.com header.window_size = 120 13411250Sradhika.jagtap@ARM.com protolib.encodeMessage(proto_out, header) 13511250Sradhika.jagtap@ARM.com 13611250Sradhika.jagtap@ARM.com num_records = 0 13711250Sradhika.jagtap@ARM.com # For each line in the ASCII trace, create a packet message and 13811250Sradhika.jagtap@ARM.com # write it to the encoded output 13911250Sradhika.jagtap@ARM.com for line in ascii_in: 14011250Sradhika.jagtap@ARM.com inst_info_str, rob_dep_str, reg_dep_str = (line.strip()).split(':') 14111250Sradhika.jagtap@ARM.com inst_info_list = inst_info_str.split(',') 14211250Sradhika.jagtap@ARM.com dep_record = inst_dep_record_pb2.InstDepRecord() 14311250Sradhika.jagtap@ARM.com 14411250Sradhika.jagtap@ARM.com dep_record.seq_num = long(inst_info_list[0]) 14511250Sradhika.jagtap@ARM.com dep_record.pc = long(inst_info_list[1]) 14611250Sradhika.jagtap@ARM.com dep_record.weight = long(inst_info_list[2]) 14711250Sradhika.jagtap@ARM.com dep_record.load = True if inst_info_list[3] == 'True' else False 14811250Sradhika.jagtap@ARM.com dep_record.store = True if inst_info_list[4] == 'True' else False 14911250Sradhika.jagtap@ARM.com 15011250Sradhika.jagtap@ARM.com # If the instruction is a load or store record the addr, size flags 15111250Sradhika.jagtap@ARM.com # in addition to recording the computation delay 15211250Sradhika.jagtap@ARM.com if dep_record.load or dep_record.store: 15311250Sradhika.jagtap@ARM.com addr, size, flags, comp_delay = inst_info_list[5:9] 15411250Sradhika.jagtap@ARM.com dep_record.addr = long(addr) 15511250Sradhika.jagtap@ARM.com dep_record.size = int(size) 15611250Sradhika.jagtap@ARM.com dep_record.flags = int(flags) 15711250Sradhika.jagtap@ARM.com dep_record.comp_delay = long(comp_delay) 15811250Sradhika.jagtap@ARM.com elif not dep_record.load and not dep_record.store: 15911250Sradhika.jagtap@ARM.com comp_delay = inst_info_list[4] 16011250Sradhika.jagtap@ARM.com dep_record.comp_delay = long(comp_delay) 16111250Sradhika.jagtap@ARM.com else: 16211250Sradhika.jagtap@ARM.com print "Fatal:", seq_num, "is both load and store" 16311250Sradhika.jagtap@ARM.com exit(1) 16411250Sradhika.jagtap@ARM.com 16511250Sradhika.jagtap@ARM.com # Parse the register and order dependencies both of which are 16611250Sradhika.jagtap@ARM.com # repeated fields. An empty list is valid. 16711250Sradhika.jagtap@ARM.com rob_deps = rob_dep_str.strip().split(',') 16811250Sradhika.jagtap@ARM.com for a_dep in rob_deps: 16911250Sradhika.jagtap@ARM.com # if the string is empty, split(',') returns 1 item: '' 17011250Sradhika.jagtap@ARM.com # if the string is ",4", split(',') returns 2 items: '', '4' 17111250Sradhika.jagtap@ARM.com # long('') gives error, so check if the item is non-empty 17211250Sradhika.jagtap@ARM.com if a_dep: 17311250Sradhika.jagtap@ARM.com dep_record.rob_dep.append(long(a_dep)) 17411250Sradhika.jagtap@ARM.com 17511250Sradhika.jagtap@ARM.com reg_deps = reg_dep_str.split(',') 17611250Sradhika.jagtap@ARM.com for a_dep in reg_deps: 17711250Sradhika.jagtap@ARM.com if a_dep: 17811250Sradhika.jagtap@ARM.com dep_record.reg_dep.append(long(a_dep)) 17911250Sradhika.jagtap@ARM.com 18011250Sradhika.jagtap@ARM.com protolib.encodeMessage(proto_out, dep_record) 18111250Sradhika.jagtap@ARM.com num_records += 1 18211250Sradhika.jagtap@ARM.com 18311250Sradhika.jagtap@ARM.com print "Converted", num_records, "records." 18411250Sradhika.jagtap@ARM.com # We're done 18511250Sradhika.jagtap@ARM.com ascii_in.close() 18611250Sradhika.jagtap@ARM.com proto_out.close() 18711250Sradhika.jagtap@ARM.com 18811250Sradhika.jagtap@ARM.comif __name__ == "__main__": 18911250Sradhika.jagtap@ARM.com main() 190