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# Copyright (c) 2005-2007 The Regents of The University of Michigan
# 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.
# Splash2 Run Script
#
import os
import argparse
import sys
import m5
from m5.objects import *
# --------------------
# Define Command Line Options
# ====================
parser = argparse.ArgumentParser()
parser.add_argument("-d", "--detailed", action="store_true")
parser.add_argument("-t", "--timing", action="store_true")
parser.add_argument("-m", "--maxtick", type=int)
parser.add_argument(
"-n", "--numcpus", help="Number of cpus in total", type=int
)
parser.add_argument(
"-f", "--frequency", default="1GHz", help="Frequency of each CPU"
)
parser.add_argument("--l1size", default="32kB")
parser.add_argument("--l1latency", default="1ns")
parser.add_argument("--l2size", default="256kB")
parser.add_argument("--l2latency", default="10ns")
parser.add_argument(
"--rootdir",
help="Root directory of Splash2",
default="/dist/splash2/codes",
)
parser.add_argument("-b", "--benchmark", help="Splash 2 benchmark to run")
args = parser.parse_args()
if not args.numcpus:
print("Specify the number of cpus with -n")
sys.exit(1)
# --------------------
# Define Splash2 Benchmarks
# ====================
class Cholesky(Process):
cwd = args.rootdir + "/kernels/cholesky"
executable = args.rootdir + "/kernels/cholesky/CHOLESKY"
cmd = [
"CHOLESKY",
"-p" + str(args.numcpus),
args.rootdir + "/kernels/cholesky/inputs/tk23.O",
]
class FFT(Process):
cwd = args.rootdir + "/kernels/fft"
executable = args.rootdir + "/kernels/fft/FFT"
cmd = ["FFT", "-p", str(args.numcpus), "-m18"]
class LU_contig(Process):
executable = args.rootdir + "/kernels/lu/contiguous_blocks/LU"
cmd = ["LU", "-p", str(args.numcpus)]
cwd = args.rootdir + "/kernels/lu/contiguous_blocks"
class LU_noncontig(Process):
executable = args.rootdir + "/kernels/lu/non_contiguous_blocks/LU"
cmd = ["LU", "-p", str(args.numcpus)]
cwd = args.rootdir + "/kernels/lu/non_contiguous_blocks"
class Radix(Process):
executable = args.rootdir + "/kernels/radix/RADIX"
cmd = ["RADIX", "-n524288", "-p", str(args.numcpus)]
cwd = args.rootdir + "/kernels/radix"
class Barnes(Process):
executable = args.rootdir + "/apps/barnes/BARNES"
cmd = ["BARNES"]
input = args.rootdir + "/apps/barnes/input.p" + str(args.numcpus)
cwd = args.rootdir + "/apps/barnes"
class FMM(Process):
executable = args.rootdir + "/apps/fmm/FMM"
cmd = ["FMM"]
if str(args.numcpus) == "1":
input = args.rootdir + "/apps/fmm/inputs/input.2048"
else:
input = (
args.rootdir + "/apps/fmm/inputs/input.2048.p" + str(args.numcpus)
)
cwd = args.rootdir + "/apps/fmm"
class Ocean_contig(Process):
executable = args.rootdir + "/apps/ocean/contiguous_partitions/OCEAN"
cmd = ["OCEAN", "-p", str(args.numcpus)]
cwd = args.rootdir + "/apps/ocean/contiguous_partitions"
class Ocean_noncontig(Process):
executable = args.rootdir + "/apps/ocean/non_contiguous_partitions/OCEAN"
cmd = ["OCEAN", "-p", str(args.numcpus)]
cwd = args.rootdir + "/apps/ocean/non_contiguous_partitions"
class Raytrace(Process):
executable = args.rootdir + "/apps/raytrace/RAYTRACE"
cmd = [
"RAYTRACE",
"-p" + str(args.numcpus),
args.rootdir + "/apps/raytrace/inputs/teapot.env",
]
cwd = args.rootdir + "/apps/raytrace"
class Water_nsquared(Process):
executable = args.rootdir + "/apps/water-nsquared/WATER-NSQUARED"
cmd = ["WATER-NSQUARED"]
if args.numcpus == 1:
input = args.rootdir + "/apps/water-nsquared/input"
else:
input = (
args.rootdir + "/apps/water-nsquared/input.p" + str(args.numcpus)
)
cwd = args.rootdir + "/apps/water-nsquared"
class Water_spatial(Process):
executable = args.rootdir + "/apps/water-spatial/WATER-SPATIAL"
cmd = ["WATER-SPATIAL"]
if args.numcpus == 1:
input = args.rootdir + "/apps/water-spatial/input"
else:
input = (
args.rootdir + "/apps/water-spatial/input.p" + str(args.numcpus)
)
cwd = args.rootdir + "/apps/water-spatial"
# --------------------
# Base L1 Cache Definition
# ====================
class L1(Cache):
latency = args.l1latency
mshrs = 12
tgts_per_mshr = 8
# ----------------------
# Base L2 Cache Definition
# ----------------------
class L2(Cache):
latency = args.l2latency
mshrs = 92
tgts_per_mshr = 16
write_buffers = 8
# ----------------------
# Define the cpus
# ----------------------
busFrequency = Frequency(args.frequency)
if args.timing:
cpus = [
TimingSimpleCPU(cpu_id=i, clock=args.frequency)
for i in range(args.numcpus)
]
elif args.detailed:
cpus = [
DerivO3CPU(cpu_id=i, clock=args.frequency) for i in range(args.numcpus)
]
else:
cpus = [
AtomicSimpleCPU(cpu_id=i, clock=args.frequency)
for i in range(args.numcpus)
]
# ----------------------
# Create a system, and add system wide objects
# ----------------------
system = System(
cpu=cpus, physmem=SimpleMemory(), membus=SystemXBar(clock=busFrequency)
)
system.clock = "1GHz"
system.toL2bus = L2XBar(clock=busFrequency)
system.l2 = L2(size=args.l2size, assoc=8)
# ----------------------
# Connect the L2 cache and memory together
# ----------------------
system.physmem.port = system.membus.mem_side_ports
system.l2.cpu_side = system.toL2bus.mem_side_ports
system.l2.mem_side = system.membus.cpu_side_ports
system.system_port = system.membus.cpu_side_ports
# ----------------------
# Connect the L2 cache and clusters together
# ----------------------
for cpu in cpus:
cpu.addPrivateSplitL1Caches(
L1(size=args.l1size, assoc=1), L1(size=args.l1size, assoc=4)
)
# connect cpu level-1 caches to shared level-2 cache
cpu.connectAllPorts(
system.toL2bus.cpu_side_ports,
system.membus.cpu_side_ports,
system.membus.mem_side_ports,
)
# ----------------------
# Define the root
# ----------------------
root = Root(full_system=False, system=system)
# --------------------
# Pick the correct Splash2 Benchmarks
# ====================
if args.benchmark == "Cholesky":
root.workload = Cholesky()
elif args.benchmark == "FFT":
root.workload = FFT()
elif args.benchmark == "LUContig":
root.workload = LU_contig()
elif args.benchmark == "LUNoncontig":
root.workload = LU_noncontig()
elif args.benchmark == "Radix":
root.workload = Radix()
elif args.benchmark == "Barnes":
root.workload = Barnes()
elif args.benchmark == "FMM":
root.workload = FMM()
elif args.benchmark == "OceanContig":
root.workload = Ocean_contig()
elif args.benchmark == "OceanNoncontig":
root.workload = Ocean_noncontig()
elif args.benchmark == "Raytrace":
root.workload = Raytrace()
elif args.benchmark == "WaterNSquared":
root.workload = Water_nsquared()
elif args.benchmark == "WaterSpatial":
root.workload = Water_spatial()
else:
print(
"The --benchmark environment variable was set to something "
"improper. Use Cholesky, FFT, LUContig, LUNoncontig, Radix, "
"Barnes, FMM, OceanContig, OceanNoncontig, Raytrace, WaterNSquared, "
"or WaterSpatial",
file=sys.stderr,
)
sys.exit(1)
# --------------------
# Assign the workload to the cpus
# ====================
for cpu in cpus:
cpu.workload = root.workload
system.workload = SEWorkload.init_compatible(root.workload.executable)
# ----------------------
# Run the simulation
# ----------------------
if args.timing or args.detailed:
root.system.mem_mode = "timing"
# instantiate configuration
m5.instantiate()
# simulate until program terminates
if args.maxtick:
exit_event = m5.simulate(args.maxtick)
else:
exit_event = m5.simulate(m5.MaxTick)
print("Exiting @ tick", m5.curTick(), "because", exit_event.getCause())