# 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. # # Authors: Andreas Sandberg # Gabor Dozsa # System components used by the bigLITTLE.py configuration script import m5 from m5.objects import * m5.util.addToPath('../../') from common.Caches import * from common import CpuConfig have_kvm = "kvm" in CpuConfig.cpu_names() class L1I(L1_ICache): tag_latency = 1 data_latency = 1 response_latency = 1 mshrs = 4 tgts_per_mshr = 8 size = '48kB' assoc = 3 class L1D(L1_DCache): tag_latency = 2 data_latency = 2
def addCommonOptions(parser): # start by adding the base options that do not assume an ISA addNoISAOptions(parser) # system options parser.add_option("--list-cpu-types", action="callback", callback=_listCpuTypes, help="List available CPU types") parser.add_option("--cpu-type", type="choice", default="AtomicSimpleCPU", choices=CpuConfig.cpu_names(), help="type of cpu to run with") parser.add_option("--checker", action="store_true") parser.add_option("--cpu-clock", action="store", type="string", default='2GHz', help="Clock for blocks running at CPU speed") parser.add_option("--smt", action="store_true", default=False, help=""" Only used if multiple programs are specified. If true, then the number of threads per cpu is same as the number of programs.""") parser.add_option("--elastic-trace-en", action="store_true", help="""Enable capture of data dependency and instruction fetch traces using elastic trace probe.""") # Trace file paths input to trace probe in a capture simulation and input # to Trace CPU in a replay simulation parser.add_option("--inst-trace-file", action="store", type="string", help="""Instruction fetch trace file input to Elastic Trace probe in a capture simulation and Trace CPU in a replay simulation""", default="") parser.add_option("--data-trace-file", action="store", type="string", help="""Data dependency trace file input to Elastic Trace probe in a capture simulation and Trace CPU in a replay simulation""", default="") parser.add_option("-l", "--lpae", action="store_true") parser.add_option("-V", "--virtualisation", action="store_true") # dist-gem5 options parser.add_option("--dist", action="store_true", help="Parallel distributed gem5 simulation.") parser.add_option( "--dist-sync-on-pseudo-op", action="store_true", help="Use a pseudo-op to start dist-gem5 synchronization.") parser.add_option("--is-switch", action="store_true", help="Select the network switch simulator process for a"\ "distributed gem5 run") parser.add_option("--dist-rank", default=0, action="store", type="int", help="Rank of this system within the dist gem5 run.") parser.add_option( "--dist-size", default=0, action="store", type="int", help="Number of gem5 processes within the dist gem5 run.") parser.add_option( "--dist-server-name", default="127.0.0.1", action="store", type="string", help="Name of the message server host\nDEFAULT: localhost") parser.add_option("--dist-server-port", default=2200, action="store", type="int", help="Message server listen port\nDEFAULT: 2200") parser.add_option( "--dist-sync-repeat", default="0us", action="store", type="string", help= "Repeat interval for synchronisation barriers among dist-gem5 processes\nDEFAULT: --ethernet-linkdelay" ) parser.add_option( "--dist-sync-start", default="5200000000000t", action="store", type="string", help= "Time to schedule the first dist synchronisation barrier\nDEFAULT:5200000000000t" ) parser.add_option("--ethernet-linkspeed", default="10Gbps", action="store", type="string", help="Link speed in bps\nDEFAULT: 10Gbps") parser.add_option("--ethernet-linkdelay", default="10us", action="store", type="string", help="Link delay in seconds\nDEFAULT: 10us") # Run duration options parser.add_option("-I", "--maxinsts", action="store", type="int", default=None, help="""Total number of instructions to simulate (default: run forever)""") parser.add_option("--work-item-id", action="store", type="int", help="the specific work id for exit & checkpointing") parser.add_option("--num-work-ids", action="store", type="int", help="Number of distinct work item types") parser.add_option("--work-begin-cpu-id-exit", action="store", type="int", help="exit when work starts on the specified cpu") parser.add_option("--work-end-exit-count", action="store", type="int", help="exit at specified work end count") parser.add_option("--work-begin-exit-count", action="store", type="int", help="exit at specified work begin count") parser.add_option("--init-param", action="store", type="int", default=0, help="""Parameter available in simulation with m5 initparam""") parser.add_option("--initialize-only", action="store_true", default=False, help="""Exit after initialization. Do not simulate time. Useful when gem5 is run as a library.""") # DOLMA options parser.add_option( '--mode', action="store", type="int", default=0, help="Set DOLMA mode (0 is off, 1 is default, 2 is conservative)") parser.add_option('--blockLoads', action="store", default=0, help="Have DOLMA block (instead of restrict) loads") parser.add_option('--blockStores', action="store", default=0, help="Have DOLMA block (instead of restrict) stores") parser.add_option('--stt', action="store", default=0, help="Enable STT alongside DOLMA") # Simpoint options parser.add_option("--simpoint-profile", action="store_true", help="Enable basic block profiling for SimPoints") parser.add_option("--simpoint-interval", type="int", default=10000000, help="SimPoint interval in num of instructions") parser.add_option( "--take-simpoint-checkpoints", action="store", type="string", help="<simpoint file,weight file,interval-length,warmup-length>") parser.add_option("--restore-simpoint-checkpoint", action="store_true", help="restore from a simpoint checkpoint taken with " + "--take-simpoint-checkpoints") # Checkpointing options ###Note that performing checkpointing via python script files will override ###checkpoint instructions built into binaries. parser.add_option( "--take-checkpoints", action="store", type="string", help="<M,N> take checkpoints at tick M and every N ticks thereafter") parser.add_option("--max-checkpoints", action="store", type="int", help="the maximum number of checkpoints to drop", default=5) parser.add_option("--checkpoint-dir", action="store", type="string", help="Place all checkpoints in this absolute directory") parser.add_option("-r", "--checkpoint-restore", action="store", type="int", help="restore from checkpoint <N>") parser.add_option("--checkpoint-at-end", action="store_true", help="take a checkpoint at end of run") parser.add_option("--work-begin-checkpoint-count", action="store", type="int", help="checkpoint at specified work begin count") parser.add_option("--work-end-checkpoint-count", action="store", type="int", help="checkpoint at specified work end count") parser.add_option( "--work-cpus-checkpoint-count", action="store", type="int", help="checkpoint and exit when active cpu count is reached") parser.add_option("--restore-with-cpu", action="store", type="choice", default="AtomicSimpleCPU", choices=CpuConfig.cpu_names(), help="cpu type for restoring from a checkpoint") # CPU Switching - default switch model goes from a checkpoint # to a timing simple CPU with caches to warm up, then to detailed CPU for # data measurement parser.add_option( "--repeat-switch", action="store", type="int", default=None, help="switch back and forth between CPUs with period <N>") parser.add_option( "-s", "--standard-switch", action="store", type="int", default=None, help="switch from timing to Detailed CPU after warmup period of <N>") parser.add_option("-p", "--prog-interval", type="str", help="CPU Progress Interval") # Fastforwarding and simpoint related materials parser.add_option( "-W", "--warmup-insts", action="store", type="int", default=None, help="Warmup period in total instructions (requires --standard-switch)" ) parser.add_option( "--bench", action="store", type="string", default=None, help="base names for --take-checkpoint and --checkpoint-restore") parser.add_option( "-F", "--fast-forward", action="store", type="string", default=None, help="Number of instructions to fast forward before switching") parser.add_option( "-S", "--simpoint", action="store_true", default=False, help="""Use workload simpoints as an instruction offset for --checkpoint-restore or --take-checkpoint.""") parser.add_option( "--at-instruction", action="store_true", default=False, help="""Treat value of --checkpoint-restore or --take-checkpoint as a number of instructions.""") parser.add_option( "--spec-input", default="ref", type="choice", choices=["ref", "test", "train", "smred", "mdred", "lgred"], help="Input set size for SPEC CPU2000 benchmarks.") parser.add_option("--arm-iset", default="arm", type="choice", choices=["arm", "thumb", "aarch64"], help="ARM instruction set.")
# 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. # # Authors: Andreas Sandberg # Gabor Dozsa # System components used by the bigLITTLE.py configuration script import m5 from m5.objects import * m5.util.addToPath('../../') from common.Caches import * from common import CpuConfig have_kvm = "ArmV8KvmCPU" in CpuConfig.cpu_names() class L1I(L1_ICache): tag_latency = 1 data_latency = 1 response_latency = 1 mshrs = 4 tgts_per_mshr = 8 size = '48kB' assoc = 3 class L1D(L1_DCache): tag_latency = 2 data_latency = 2
# 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. # # Authors: Andreas Sandberg # Gabor Dozsa # System components used by the bigLITTLE.py configuration script import m5 from m5.objects import * m5.util.addToPath('../../') from common.Caches import * from common import CpuConfig have_kvm = "kvm" in CpuConfig.cpu_names() class L1I(L1_ICache): tag_latency = 1 data_latency = 1 response_latency = 1 mshrs = 4 tgts_per_mshr = 8 size = '48kB' assoc = 3 class L1D(L1_DCache): tag_latency = 2 data_latency = 2 response_latency = 1
# # Authors: Andreas Sandberg # Gabor Dozsa # System components used by the bigLITTLE.py configuration script from __future__ import print_function from __future__ import absolute_import import m5 from m5.objects import * m5.util.addToPath('../../') from common.Caches import * from common import CpuConfig have_kvm = "ArmV8KvmCPU" in CpuConfig.cpu_names() class L1I(L1_ICache): tag_latency = 1 data_latency = 1 response_latency = 1 mshrs = 4 tgts_per_mshr = 8 size = '48kB' assoc = 3 class L1D(L1_DCache): tag_latency = 2 data_latency = 2 response_latency = 1
def addCommonOptions(parser): # system options parser.add_option("--num-fpgas", type="int", default=0) parser.add_option("--list-cpu-types", action="callback", callback=_listCpuTypes, help="List available CPU types") parser.add_option("--cpu-type", type="choice", default="timing", choices=CpuConfig.cpu_names(), help="type of cpu to run with") parser.add_option("--checker", action="store_true") parser.add_option("-n", "--num-cpus", type="int", default=1) parser.add_option("--sys-voltage", action="store", type="string", default='1.0V', help="""Top-level voltage for blocks running at system power supply""") parser.add_option("--sys-clock", action="store", type="string", default='1GHz', help="""Top-level clock for blocks running at system speed""") parser.add_option("--cpu-clock", action="store", type="string", default='2GHz', help="Clock for blocks running at CPU speed") parser.add_option("--fpga-clock", action="store", type="string", default='300MHz', help="Clock for blocks running at FPGA speed") parser.add_option("--smt", action="store_true", default=False, help=""" Only used if multiple programs are specified. If true, then the number of threads per cpu is same as the number of programs.""") parser.add_option("--elastic-trace-en", action="store_true", help="""Enable capture of data dependency and instruction fetch traces using elastic trace probe.""") # Trace file paths input to trace probe in a capture simulation and input # to Trace CPU in a replay simulation parser.add_option("--inst-trace-file", action="store", type="string", help="""Instruction fetch trace file input to Elastic Trace probe in a capture simulation and Trace CPU in a replay simulation""", default="") parser.add_option("--data-trace-file", action="store", type="string", help="""Data dependency trace file input to Elastic Trace probe in a capture simulation and Trace CPU in a replay simulation""", default="") # Memory Options parser.add_option("--list-mem-types", action="callback", callback=_listMemTypes, help="List available memory types") parser.add_option("--mem-type", type="choice", default="DDR3_1600_x64", choices=MemConfig.mem_names(), help="type of memory to use") parser.add_option("--mem-channels", type="int", default=1, help="number of memory channels") parser.add_option("--mem-ranks", type="int", default=None, help="number of memory ranks per channel") parser.add_option("--mem-size", action="store", type="string", default="512MB", help="Specify the physical memory size (single memory)") parser.add_option("-l", "--lpae", action="store_true") parser.add_option("-V", "--virtualisation", action="store_true") parser.add_option("--memchecker", action="store_true") # Cache Options parser.add_option("--external-memory-system", type="string", help="use external ports of this port_type for caches") parser.add_option("--tlm-memory", type="string", help="use external port for SystemC TLM cosimulation") parser.add_option("--caches", action="store_true") parser.add_option("--l2cache", action="store_true") parser.add_option("--fastmem", action="store_true") parser.add_option("--num-dirs", type="int", default=1) parser.add_option("--num-l2caches", type="int", default=1) parser.add_option("--num-l3caches", type="int", default=1) parser.add_option("--l1d_size", type="string", default="64kB") parser.add_option("--l1i_size", type="string", default="32kB") parser.add_option("--l2_size", type="string", default="2MB") parser.add_option("--l3_size", type="string", default="16MB") parser.add_option("--l1d_assoc", type="int", default=2) parser.add_option("--l1i_assoc", type="int", default=2) parser.add_option("--l2_assoc", type="int", default=8) parser.add_option("--l3_assoc", type="int", default=16) parser.add_option("--cacheline_size", type="int", default=64) # dist-gem5 options parser.add_option("--dist", action="store_true", help="Parallel distributed gem5 simulation.") parser.add_option("--is-switch", action="store_true", help="Select the network switch simulator process for a"\ "distributed gem5 run") parser.add_option("--dist-rank", default=0, action="store", type="int", help="Rank of this system within the dist gem5 run.") parser.add_option( "--dist-size", default=0, action="store", type="int", help="Number of gem5 processes within the dist gem5 run.") parser.add_option( "--dist-server-name", default="127.0.0.1", action="store", type="string", help="Name of the message server host\nDEFAULT: localhost") parser.add_option("--dist-server-port", default=2200, action="store", type="int", help="Message server listen port\nDEFAULT: 2200") parser.add_option( "--dist-sync-repeat", default="0us", action="store", type="string", help= "Repeat interval for synchronisation barriers among dist-gem5 processes\nDEFAULT: --ethernet-linkdelay" ) parser.add_option( "--dist-sync-start", default="5200000000000t", action="store", type="string", help= "Time to schedule the first dist synchronisation barrier\nDEFAULT:5200000000000t" ) parser.add_option("--ethernet-linkspeed", default="10Gbps", action="store", type="string", help="Link speed in bps\nDEFAULT: 10Gbps") parser.add_option("--ethernet-linkdelay", default="10us", action="store", type="string", help="Link delay in seconds\nDEFAULT: 10us") # Enable Ruby parser.add_option("--ruby", action="store_true") # Run duration options parser.add_option("-m", "--abs-max-tick", type="int", default=m5.MaxTick, metavar="TICKS", help="Run to absolute simulated tick " \ "specified including ticks from a restored checkpoint") parser.add_option("--rel-max-tick", type="int", default=None, metavar="TICKS", help="Simulate for specified number of" \ " ticks relative to the simulation start tick (e.g. if " \ "restoring a checkpoint)") parser.add_option("--maxtime", type="float", default=None, help="Run to the specified absolute simulated time in " \ "seconds") parser.add_option("-I", "--maxinsts", action="store", type="int", default=None, help="""Total number of instructions to simulate (default: run forever)""") parser.add_option("--work-item-id", action="store", type="int", help="the specific work id for exit & checkpointing") parser.add_option("--num-work-ids", action="store", type="int", help="Number of distinct work item types") parser.add_option("--work-begin-cpu-id-exit", action="store", type="int", help="exit when work starts on the specified cpu") parser.add_option("--work-end-exit-count", action="store", type="int", help="exit at specified work end count") parser.add_option("--work-begin-exit-count", action="store", type="int", help="exit at specified work begin count") parser.add_option("--init-param", action="store", type="int", default=0, help="""Parameter available in simulation with m5 initparam""") parser.add_option("--initialize-only", action="store_true", default=False, help="""Exit after initialization. Do not simulate time. Useful when gem5 is run as a library.""") # Simpoint options parser.add_option("--simpoint-profile", action="store_true", help="Enable basic block profiling for SimPoints") parser.add_option("--simpoint-interval", type="int", default=10000000, help="SimPoint interval in num of instructions") parser.add_option( "--take-simpoint-checkpoints", action="store", type="string", help="<simpoint file,weight file,interval-length,warmup-length>") parser.add_option("--restore-simpoint-checkpoint", action="store_true", help="restore from a simpoint checkpoint taken with " + "--take-simpoint-checkpoints") # Checkpointing options ###Note that performing checkpointing via python script files will override ###checkpoint instructions built into binaries. parser.add_option( "--take-checkpoints", action="store", type="string", help="<M,N> take checkpoints at tick M and every N ticks thereafter") parser.add_option("--max-checkpoints", action="store", type="int", help="the maximum number of checkpoints to drop", default=5) parser.add_option("--checkpoint-dir", action="store", type="string", help="Place all checkpoints in this absolute directory") parser.add_option("-r", "--checkpoint-restore", action="store", type="int", help="restore from checkpoint <N>") parser.add_option("--checkpoint-at-end", action="store_true", help="take a checkpoint at end of run") parser.add_option("--work-begin-checkpoint-count", action="store", type="int", help="checkpoint at specified work begin count") parser.add_option("--work-end-checkpoint-count", action="store", type="int", help="checkpoint at specified work end count") parser.add_option( "--work-cpus-checkpoint-count", action="store", type="int", help="checkpoint and exit when active cpu count is reached") parser.add_option("--restore-with-cpu", action="store", type="choice", default="atomic", choices=CpuConfig.cpu_names(), help="cpu type for restoring from a checkpoint") # CPU Switching - default switch model goes from a checkpoint # to a timing simple CPU with caches to warm up, then to detailed CPU for # data measurement parser.add_option( "--repeat-switch", action="store", type="int", default=None, help="switch back and forth between CPUs with period <N>") parser.add_option( "-s", "--standard-switch", action="store", type="int", default=None, help="switch from timing to Detailed CPU after warmup period of <N>") parser.add_option("-p", "--prog-interval", type="str", help="CPU Progress Interval") # Fastforwarding and simpoint related materials parser.add_option( "-W", "--warmup-insts", action="store", type="int", default=None, help="Warmup period in total instructions (requires --standard-switch)" ) parser.add_option( "--bench", action="store", type="string", default=None, help="base names for --take-checkpoint and --checkpoint-restore") parser.add_option( "-F", "--fast-forward", action="store", type="string", default=None, help="Number of instructions to fast forward before switching") parser.add_option( "-S", "--simpoint", action="store_true", default=False, help="""Use workload simpoints as an instruction offset for --checkpoint-restore or --take-checkpoint.""") parser.add_option( "--at-instruction", action="store_true", default=False, help="""Treat value of --checkpoint-restore or --take-checkpoint as a number of instructions.""") parser.add_option( "--spec-input", default="ref", type="choice", choices=["ref", "test", "train", "smred", "mdred", "lgred"], help="Input set size for SPEC CPU2000 benchmarks.") parser.add_option("--arm-iset", default="arm", type="choice", choices=["arm", "thumb", "aarch64"], help="ARM instruction set.")
def addCommonOptions(parser): # start by adding the base options that do not assume an ISA addNoISAOptions(parser) # system options parser.add_option("--list-cpu-types", action="callback", callback=_listCpuTypes, help="List available CPU types") parser.add_option("--cpu-type", type="choice", default="AtomicSimpleCPU", choices=CpuConfig.cpu_names(), help = "type of cpu to run with") parser.add_option("--checker", action="store_true"); parser.add_option("--cpu-clock", action="store", type="string", default='2GHz', help="Clock for blocks running at CPU speed") parser.add_option("--smt", action="store_true", default=False, help = """ Only used if multiple programs are specified. If true, then the number of threads per cpu is same as the number of programs.""") parser.add_option("--elastic-trace-en", action="store_true", help="""Enable capture of data dependency and instruction fetch traces using elastic trace probe.""") # Trace file paths input to trace probe in a capture simulation and input # to Trace CPU in a replay simulation parser.add_option("--inst-trace-file", action="store", type="string", help="""Instruction fetch trace file input to Elastic Trace probe in a capture simulation and Trace CPU in a replay simulation""", default="") parser.add_option("--data-trace-file", action="store", type="string", help="""Data dependency trace file input to Elastic Trace probe in a capture simulation and Trace CPU in a replay simulation""", default="") parser.add_option("-l", "--lpae", action="store_true") parser.add_option("-V", "--virtualisation", action="store_true") parser.add_option("--fastmem", action="store_true") # dist-gem5 options parser.add_option("--dist", action="store_true", help="Parallel distributed gem5 simulation.") parser.add_option("--dist-sync-on-pseudo-op", action="store_true", help="Use a pseudo-op to start dist-gem5 synchronization.") parser.add_option("--is-switch", action="store_true", help="Select the network switch simulator process for a"\ "distributed gem5 run") parser.add_option("--dist-rank", default=0, action="store", type="int", help="Rank of this system within the dist gem5 run.") parser.add_option("--dist-size", default=0, action="store", type="int", help="Number of gem5 processes within the dist gem5 run.") parser.add_option("--dist-server-name", default="127.0.0.1", action="store", type="string", help="Name of the message server host\nDEFAULT: localhost") parser.add_option("--dist-server-port", default=2200, action="store", type="int", help="Message server listen port\nDEFAULT: 2200") parser.add_option("--dist-sync-repeat", default="0us", action="store", type="string", help="Repeat interval for synchronisation barriers among dist-gem5 processes\nDEFAULT: --ethernet-linkdelay") parser.add_option("--dist-sync-start", default="5200000000000t", action="store", type="string", help="Time to schedule the first dist synchronisation barrier\nDEFAULT:5200000000000t") parser.add_option("--ethernet-linkspeed", default="10Gbps", action="store", type="string", help="Link speed in bps\nDEFAULT: 10Gbps") parser.add_option("--ethernet-linkdelay", default="10us", action="store", type="string", help="Link delay in seconds\nDEFAULT: 10us") # Run duration options parser.add_option("-I", "--maxinsts", action="store", type="int", default=None, help="""Total number of instructions to simulate (default: run forever)""") parser.add_option("--work-item-id", action="store", type="int", help="the specific work id for exit & checkpointing") parser.add_option("--num-work-ids", action="store", type="int", help="Number of distinct work item types") parser.add_option("--work-begin-cpu-id-exit", action="store", type="int", help="exit when work starts on the specified cpu") parser.add_option("--work-end-exit-count", action="store", type="int", help="exit at specified work end count") parser.add_option("--work-begin-exit-count", action="store", type="int", help="exit at specified work begin count") parser.add_option("--init-param", action="store", type="int", default=0, help="""Parameter available in simulation with m5 initparam""") parser.add_option("--initialize-only", action="store_true", default=False, help="""Exit after initialization. Do not simulate time. Useful when gem5 is run as a library.""") # Simpoint options parser.add_option("--simpoint-profile", action="store_true", help="Enable basic block profiling for SimPoints") parser.add_option("--simpoint-interval", type="int", default=10000000, help="SimPoint interval in num of instructions") parser.add_option("--take-simpoint-checkpoints", action="store", type="string", help="<simpoint file,weight file,interval-length,warmup-length>") parser.add_option("--restore-simpoint-checkpoint", action="store_true", help="restore from a simpoint checkpoint taken with " + "--take-simpoint-checkpoints") # Checkpointing options ###Note that performing checkpointing via python script files will override ###checkpoint instructions built into binaries. parser.add_option("--take-checkpoints", action="store", type="string", help="<M,N> take checkpoints at tick M and every N ticks thereafter") parser.add_option("--max-checkpoints", action="store", type="int", help="the maximum number of checkpoints to drop", default=5) parser.add_option("--checkpoint-dir", action="store", type="string", help="Place all checkpoints in this absolute directory") parser.add_option("-r", "--checkpoint-restore", action="store", type="int", help="restore from checkpoint <N>") parser.add_option("--checkpoint-at-end", action="store_true", help="take a checkpoint at end of run") parser.add_option("--work-begin-checkpoint-count", action="store", type="int", help="checkpoint at specified work begin count") parser.add_option("--work-end-checkpoint-count", action="store", type="int", help="checkpoint at specified work end count") parser.add_option("--work-cpus-checkpoint-count", action="store", type="int", help="checkpoint and exit when active cpu count is reached") parser.add_option("--restore-with-cpu", action="store", type="choice", default="AtomicSimpleCPU", choices=CpuConfig.cpu_names(), help = "cpu type for restoring from a checkpoint") # CPU Switching - default switch model goes from a checkpoint # to a timing simple CPU with caches to warm up, then to detailed CPU for # data measurement parser.add_option("--repeat-switch", action="store", type="int", default=None, help="switch back and forth between CPUs with period <N>") parser.add_option("-s", "--standard-switch", action="store", type="int", default=None, help="switch from timing to Detailed CPU after warmup period of <N>") parser.add_option("-p", "--prog-interval", type="str", help="CPU Progress Interval") # Fastforwarding and simpoint related materials parser.add_option("-W", "--warmup-insts", action="store", type="int", default=None, help="Warmup period in total instructions (requires --standard-switch)") parser.add_option("--bench", action="store", type="string", default=None, help="base names for --take-checkpoint and --checkpoint-restore") parser.add_option("-F", "--fast-forward", action="store", type="string", default=None, help="Number of instructions to fast forward before switching") parser.add_option("-S", "--simpoint", action="store_true", default=False, help="""Use workload simpoints as an instruction offset for --checkpoint-restore or --take-checkpoint.""") parser.add_option("--at-instruction", action="store_true", default=False, help="""Treat value of --checkpoint-restore or --take-checkpoint as a number of instructions.""") parser.add_option("--spec-input", default="ref", type="choice", choices=["ref", "test", "train", "smred", "mdred", "lgred"], help="Input set size for SPEC CPU2000 benchmarks.") parser.add_option("--arm-iset", default="arm", type="choice", choices=["arm", "thumb", "aarch64"], help="ARM instruction set.")