cluster.py revision 3646
1# Copyright (c) 2006 The Regents of The University of Michigan 2# All rights reserved. 3# 4# Redistribution and use in source and binary forms, with or without 5# modification, are permitted provided that the following conditions are 6# met: redistributions of source code must retain the above copyright 7# notice, this list of conditions and the following disclaimer; 8# redistributions in binary form must reproduce the above copyright 9# notice, this list of conditions and the following disclaimer in the 10# documentation and/or other materials provided with the distribution; 11# neither the name of the copyright holders nor the names of its 12# contributors may be used to endorse or promote products derived from 13# this software without specific prior written permission. 14# 15# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26# 27# Authors: Ron Dreslinski 28 29# Simple test script 30# 31# "m5 test.py" 32 33import m5 34from m5.objects import * 35import os, optparse, sys 36m5.AddToPath('../common') 37 38# -------------------- 39# Define Command Line Options 40# ==================== 41 42parser = optparse.OptionParser() 43 44parser.add_option("-d", "--detailed", action="store_true") 45parser.add_option("-t", "--timing", action="store_true") 46parser.add_option("-m", "--maxtick", type="int") 47parser.add_option("-c", "--numclusters", 48 help="Number of clusters", type="int") 49parser.add_option("-n", "--numcpus", 50 help="Number of cpus in total", type="int") 51parser.add_option("-f", "--frequency", 52 default = "1GHz", 53 help="Frequency of each CPU") 54parser.add_option("-p", "--protocol", 55 default="moesi", 56 help="The coherence protocol to use for the L1'a (i.e. MOESI, MOSI)") 57parser.add_option("--l1size", 58 default = "32kB") 59parser.add_option("--l1latency", 60 default = 1) 61parser.add_option("--l2size", 62 default = "256kB") 63parser.add_option("--l2latency", 64 default = 10) 65parser.add_option("--rootdir", 66 help="ROot directory of Splash2", 67 default="/dist/splash2/codes/") 68parser.add_option("-b", "--benchmark", 69 help="Splash 2 benchmark to run") 70 71(options, args) = parser.parse_args() 72 73if args: 74 print "Error: script doesn't take any positional arguments" 75 sys.exit(1) 76 77# -------------------- 78# Define Splash2 Benchmarks 79# ==================== 80class Cholesky(LiveProcess): 81 executable = options.rootdir + '/kernels/cholesky/CHOLESKY' 82 cmd = 'CHOLESKY -p' + str(options.numcpus) + ' '\ 83 + options.rootdir + '/kernels/cholesky/inputs/tk23.O' 84 85class FFT(LiveProcess): 86 executable = options.rootdir + 'kernels/fft/FFT' 87 cmd = 'FFT -p' + str(options.numcpus) + ' -m18' 88 89class LU_contig(LiveProcess): 90 executable = options.rootdir + 'kernels/lu/contiguous_blocks/LU' 91 cmd = 'LU -p' + str(options.numcpus) 92 93class LU_noncontig(LiveProcess): 94 executable = options.rootdir + 'kernels/lu/non_contiguous_blocks/LU' 95 cmd = 'LU -p' + str(options.numcpus) 96 97class Radix(LiveProcess): 98 executable = options.rootdir + 'kernels/radix/RADIX' 99 cmd = 'RADIX -n524288 -p' + str(options.numcpus) 100 101class Barnes(LiveProcess): 102 executable = options.rootdir + 'apps/barnes/BARNES' 103 cmd = 'BARNES' 104 input = options.rootdir + 'apps/barnes/input.p' + str(options.numcpus) 105 106class FMM(LiveProcess): 107 executable = options.rootdir + 'apps/fmm/FMM' 108 cmd = 'FMM' 109 input = options.rootdir + 'apps/fmm/inputs/input.2048.p' + str(options.numcpus) 110 111class Ocean_contig(LiveProcess): 112 executable = options.rootdir + 'apps/ocean/contiguous_partitions/OCEAN' 113 cmd = 'OCEAN -p' + str(options.numcpus) 114 115class Ocean_noncontig(LiveProcess): 116 executable = options.rootdir + 'apps/ocean/non_contiguous_partitions/OCEAN' 117 cmd = 'OCEAN -p' + str(options.numcpus) 118 119class Raytrace(LiveProcess): 120 executable = options.rootdir + 'apps/raytrace/RAYTRACE' 121 cmd = 'RAYTRACE -p' + str(options.numcpus) + ' ' \ 122 + options.rootdir + 'apps/raytrace/inputs/teapot.env' 123 124class Water_nsquared(LiveProcess): 125 executable = options.rootdir + 'apps/water-nsquared/WATER-NSQUARED' 126 cmd = 'WATER-NSQUARED' 127 input = options.rootdir + 'apps/water-nsquared/input.p' + str(options.numcpus) 128 129class Water_spatial(LiveProcess): 130 executable = options.rootdir + 'apps/water-spatial/WATER-SPATIAL' 131 cmd = 'WATER-SPATIAL' 132 input = options.rootdir + 'apps/water-spatial/input.p' + str(options.numcpus) 133 134 135# -------------------- 136# Base L1 Cache Definition 137# ==================== 138 139class L1(BaseCache): 140 latency = options.l1latency 141 block_size = 64 142 mshrs = 12 143 tgts_per_mshr = 8 144 protocol = CoherenceProtocol(protocol=options.protocol) 145 146# ---------------------- 147# Base L2 Cache Definition 148# ---------------------- 149 150class L2(BaseCache): 151 block_size = 64 152 latency = options.l2latency 153 mshrs = 92 154 tgts_per_mshr = 16 155 write_buffers = 8 156 157# ---------------------- 158# Define the clusters with their cpus 159# ---------------------- 160class Cluster: 161 pass 162 163cpusPerCluster = options.numcpus/options.numclusters 164 165busFrequency = Frequency(options.frequency) 166busFrequency *= cpusPerCluster 167 168all_cpus = [] 169all_l1s = [] 170all_l1buses = [] 171if options.timing: 172 clusters = [ Cluster() for i in xrange(options.numclusters)] 173 for j in xrange(options.numclusters): 174 clusters[j].id = j 175 for cluster in clusters: 176 cluster.clusterbus = Bus(clock=busFrequency) 177 all_l1buses += [cluster.clusterbus] 178 cluster.cpus = [TimingSimpleCPU(cpu_id = i + cluster.id, 179 clock=options.frequency) 180 for i in xrange(cpusPerCluster)] 181 all_cpus += cluster.cpus 182 cluster.l1 = L1(size=options.l1size, assoc = 4) 183 all_l1s += [cluster.l1] 184elif options.detailed: 185 clusters = [ Cluster() for i in xrange(options.numclusters)] 186 for j in xrange(options.numclusters): 187 clusters[j].id = j 188 for cluster in clusters: 189 cluster.clusterbus = Bus(clock=busFrequency) 190 all_l1buses += [cluster.clusterbus] 191 cluster.cpus = [DerivO3CPU(cpu_id = i + cluster.id, 192 clock=options.frequency) 193 for i in xrange(cpusPerCluster)] 194 all_cpus += cluster.cpus 195 cluster.l1 = L1(size=options.l1size, assoc = 4) 196 all_l1s += [cluster.l1] 197else: 198 clusters = [ Cluster() for i in xrange(options.numclusters)] 199 for j in xrange(options.numclusters): 200 clusters[j].id = j 201 for cluster in clusters: 202 cluster.clusterbus = Bus(clock=busFrequency) 203 all_l1buses += [cluster.clusterbus] 204 cluster.cpus = [AtomicSimpleCPU(cpu_id = i + cluster.id, 205 clock=options.frequency) 206 for i in xrange(cpusPerCluster)] 207 all_cpus += cluster.cpus 208 cluster.l1 = L1(size=options.l1size, assoc = 4) 209 all_l1s += [cluster.l1] 210 211# ---------------------- 212# Create a system, and add system wide objects 213# ---------------------- 214system = System(cpu = all_cpus, l1_ = all_l1s, l1bus_ = all_l1buses, physmem = PhysicalMemory(), 215 membus = Bus(clock = busFrequency)) 216 217system.toL2bus = Bus(clock = busFrequency) 218system.l2 = L2(size = options.l2size, assoc = 8) 219 220# ---------------------- 221# Connect the L2 cache and memory together 222# ---------------------- 223 224system.physmem.port = system.membus.port 225system.l2.cpu_side = system.toL2bus.port 226system.l2.mem_side = system.membus.port 227 228# ---------------------- 229# Connect the L2 cache and clusters together 230# ---------------------- 231for cluster in clusters: 232 cluster.l1.cpu_side = cluster.clusterbus.port 233 cluster.l1.mem_side = system.toL2bus.port 234 for cpu in cluster.cpus: 235 cpu.icache_port = cluster.clusterbus.port 236 cpu.dcache_port = cluster.clusterbus.port 237 cpu.mem = cluster.l1 238 239# ---------------------- 240# Define the root 241# ---------------------- 242 243root = Root(system = system) 244 245# -------------------- 246# Pick the correct Splash2 Benchmarks 247# ==================== 248if options.benchmark == 'Cholesky': 249 root.workload = Cholesky() 250elif options.benchmark == 'FFT': 251 root.workload = FFT() 252elif options.benchmark == 'LUContig': 253 root.workload = LU_contig() 254elif options.benchmark == 'LUNoncontig': 255 root.workload = LU_noncontig() 256elif options.benchmark == 'Radix': 257 root.workload = Radix() 258elif options.benchmark == 'Barnes': 259 root.workload = Barnes() 260elif options.benchmark == 'FMM': 261 root.workload = FMM() 262elif options.benchmark == 'OceanContig': 263 root.workload = Ocean_contig() 264elif options.benchmark == 'OceanNoncontig': 265 root.workload = Ocean_noncontig() 266elif options.benchmark == 'Raytrace': 267 root.workload = Raytrace() 268elif options.benchmark == 'WaterNSquared': 269 root.workload = Water_nsquared() 270elif options.benchmark == 'WaterSpatial': 271 root.workload = Water_spatial() 272else: 273 panic("The --benchmark environment variable was set to something" \ 274 +" improper.\nUse Cholesky, FFT, LUContig, LUNoncontig, Radix" \ 275 +", Barnes, FMM, OceanContig,\nOceanNoncontig, Raytrace," \ 276 +" WaterNSquared, or WaterSpatial\n") 277 278# -------------------- 279# Assign the workload to the cpus 280# ==================== 281 282for cluster in clusters: 283 for cpu in cluster.cpus: 284 cpu.workload = root.workload 285 286# ---------------------- 287# Run the simulation 288# ---------------------- 289 290if options.timing or options.detailed: 291 root.system.mem_mode = 'timing' 292 293# instantiate configuration 294m5.instantiate(root) 295 296# simulate until program terminates 297if options.maxtick: 298 exit_event = m5.simulate(options.maxtick) 299else: 300 exit_event = m5.simulate(m5.MaxTick) 301 302print 'Exiting @ tick', m5.curTick(), 'because', exit_event.getCause() 303 304