+# Copyright (c) 2016 ARM Limited
+# All rights reserved.
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder. You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
# Copyright (c) 2005 The Regents of The University of Michigan
# All rights reserved.
#
import socket
import sys
-from util import attrdict
-import config
-from options import OptionParser
-
__all__ = [ 'options', 'arguments', 'main' ]
-def print_list(items, indent=4):
- line = ' ' * indent
- for i,item in enumerate(items):
- if len(line) + len(item) > 76:
- print line
- line = ' ' * indent
-
- if i < len(items) - 1:
- line += '%s, ' % item
- else:
- line += item
- print line
-
-usage="%prog [m5 options] script.py [script options]"
+usage="%prog [gem5 options] script.py [script options]"
version="%prog 2.0"
-brief_copyright='''
-Copyright (c) 2001-2008
-The Regents of The University of Michigan
-All Rights Reserved
-'''
-
-options = OptionParser(usage=usage, version=version,
- description=brief_copyright)
-add_option = options.add_option
-set_group = options.set_group
-usage = options.usage
-
-# Help options
-add_option('-A', "--authors", action="store_true", default=False,
- help="Show author information")
-add_option('-B', "--build-info", action="store_true", default=False,
- help="Show build information")
-add_option('-C', "--copyright", action="store_true", default=False,
- help="Show full copyright information")
-add_option('-R', "--readme", action="store_true", default=False,
- help="Show the readme")
-add_option('-N', "--release-notes", action="store_true", default=False,
- help="Show the release notes")
-
-# Options for configuring the base simulator
-add_option('-d', "--outdir", metavar="DIR", default="m5out",
- help="Set the output directory to DIR [Default: %default]")
-add_option('-r', "--redirect-stdout", action="store_true", default=False,
- help="Redirect stdout (& stderr, without -e) to file")
-add_option('-e', "--redirect-stderr", action="store_true", default=False,
- help="Redirect stderr to file")
-add_option("--stdout-file", metavar="FILE", default="simout",
- help="Filename for -r redirection [Default: %default]")
-add_option("--stderr-file", metavar="FILE", default="simerr",
- help="Filename for -e redirection [Default: %default]")
-add_option('-i', "--interactive", action="store_true", default=False,
- help="Invoke the interactive interpreter after running the script")
-add_option("--pdb", action="store_true", default=False,
- help="Invoke the python debugger before running the script")
-add_option('-p', "--path", metavar="PATH[:PATH]", action='append', split=':',
- help="Prepend PATH to the system path when invoking the script")
-add_option('-q', "--quiet", action="count", default=0,
- help="Reduce verbosity")
-add_option('-v', "--verbose", action="count", default=0,
- help="Increase verbosity")
-
-# Statistics options
-set_group("Statistics Options")
-add_option("--stats-file", metavar="FILE", default="stats.txt",
- help="Sets the output file for statistics [Default: %default]")
-
-# Configuration Options
-set_group("Configuration Options")
-add_option("--dump-config", metavar="FILE", default="config.ini",
- help="Dump configuration output file [Default: %default]")
-
-# Debugging options
-set_group("Debugging Options")
-add_option("--debug-break", metavar="TIME[,TIME]", action='append', split=',',
- help="Cycle to create a breakpoint")
-add_option("--remote-gdb-port", type='int', default=7000,
- help="Remote gdb base port")
-
-# Tracing options
-set_group("Trace Options")
-add_option("--trace-help", action='store_true',
- help="Print help on trace flags")
-add_option("--trace-flags", metavar="FLAG[,FLAG]", action='append', split=',',
- help="Sets the flags for tracing (-FLAG disables a flag)")
-add_option("--trace-start", metavar="TIME", type='int',
- help="Start tracing at TIME (must be in ticks)")
-add_option("--trace-file", metavar="FILE", default="cout",
- help="Sets the output file for tracing [Default: %default]")
-add_option("--trace-ignore", metavar="EXPR", action='append', split=':',
- help="Ignore EXPR sim objects")
-
-# Help options
-set_group("Help Options")
-add_option("--list-sim-objects", action='store_true', default=False,
- help="List all built-in SimObjects, their parameters and default values")
-
-def main():
- import event
- import info
- import internal
+brief_copyright=\
+ "gem5 is copyrighted software; use the --copyright option for details."
+
+def parse_options():
+ import config
+ from options import OptionParser
+
+ options = OptionParser(usage=usage, version=version,
+ description=brief_copyright)
+ option = options.add_option
+ group = options.set_group
+
+ listener_modes = ( "on", "off", "auto" )
+
+ # Help options
+ option('-B', "--build-info", action="store_true", default=False,
+ help="Show build information")
+ option('-C', "--copyright", action="store_true", default=False,
+ help="Show full copyright information")
+ option('-R', "--readme", action="store_true", default=False,
+ help="Show the readme")
+
+ # Options for configuring the base simulator
+ option('-d', "--outdir", metavar="DIR", default="m5out",
+ help="Set the output directory to DIR [Default: %default]")
+ option('-r', "--redirect-stdout", action="store_true", default=False,
+ help="Redirect stdout (& stderr, without -e) to file")
+ option('-e', "--redirect-stderr", action="store_true", default=False,
+ help="Redirect stderr to file")
+ option("--stdout-file", metavar="FILE", default="simout",
+ help="Filename for -r redirection [Default: %default]")
+ option("--stderr-file", metavar="FILE", default="simerr",
+ help="Filename for -e redirection [Default: %default]")
+ option("--listener-mode", metavar="{on,off,auto}",
+ choices=listener_modes, default="auto",
+ help="Port (e.g., gdb) listener mode (auto: Enable if running " \
+ "interactively) [Default: %default]")
+ option("--listener-loopback-only", action="store_true", default=False,
+ help="Port listeners will only accept connections over the " \
+ "loopback device")
+ option('-i', "--interactive", action="store_true", default=False,
+ help="Invoke the interactive interpreter after running the script")
+ option("--pdb", action="store_true", default=False,
+ help="Invoke the python debugger before running the script")
+ option('-p', "--path", metavar="PATH[:PATH]", action='append', split=':',
+ help="Prepend PATH to the system path when invoking the script")
+ option('-q', "--quiet", action="count", default=0,
+ help="Reduce verbosity")
+ option('-v', "--verbose", action="count", default=0,
+ help="Increase verbosity")
+
+ # Statistics options
+ group("Statistics Options")
+ option("--stats-file", metavar="FILE", default="stats.txt",
+ help="Sets the output file for statistics [Default: %default]")
+
+ # Configuration Options
+ group("Configuration Options")
+ option("--dump-config", metavar="FILE", default="config.ini",
+ help="Dump configuration output file [Default: %default]")
+ option("--json-config", metavar="FILE", default="config.json",
+ help="Create JSON output of the configuration [Default: %default]")
+ option("--dot-config", metavar="FILE", default="config.dot",
+ help="Create DOT & pdf outputs of the configuration [Default: %default]")
+ option("--dot-dvfs-config", metavar="FILE", default=None,
+ help="Create DOT & pdf outputs of the DVFS configuration" + \
+ " [Default: %default]")
+
+ # Debugging options
+ group("Debugging Options")
+ option("--debug-break", metavar="TICK[,TICK]", action='append', split=',',
+ help="Create breakpoint(s) at TICK(s) " \
+ "(kills process if no debugger attached)")
+ option("--debug-help", action='store_true',
+ help="Print help on debug flags")
+ option("--debug-flags", metavar="FLAG[,FLAG]", action='append', split=',',
+ help="Sets the flags for debug output (-FLAG disables a flag)")
+ option("--debug-start", metavar="TICK", type='int',
+ help="Start debug output at TICK")
+ option("--debug-end", metavar="TICK", type='int',
+ help="End debug output at TICK")
+ option("--debug-file", metavar="FILE", default="cout",
+ help="Sets the output file for debug [Default: %default]")
+ option("--debug-ignore", metavar="EXPR", action='append', split=':',
+ help="Ignore EXPR sim objects")
+ option("--remote-gdb-port", type='int', default=7000,
+ help="Remote gdb base port (set to 0 to disable listening)")
+
+ # Help options
+ group("Help Options")
+ option("--list-sim-objects", action='store_true', default=False,
+ help="List all built-in SimObjects, their params and default values")
# load the options.py config file to allow people to set their own
# default options
execfile(options_file, scope)
arguments = options.parse_args()
+ return options,arguments
+
+def interact(scope):
+ banner = "gem5 Interactive Console"
+
+ ipshell = None
+ prompt_in1 = "gem5 \\#> "
+ prompt_out = "gem5 \\#: "
+
+ # Is IPython version 0.10 or earlier available?
+ try:
+ from IPython.Shell import IPShellEmbed
+ ipshell = IPShellEmbed(argv=["-prompt_in1", prompt_in1,
+ "-prompt_out", prompt_out],
+ banner=banner, user_ns=scope)
+ except ImportError:
+ pass
+
+ # Is IPython version 0.11 or later available?
+ if not ipshell:
+ try:
+ import IPython
+ from IPython.config.loader import Config
+ from IPython.terminal.embed import InteractiveShellEmbed
+
+ cfg = Config()
+ cfg.PromptManager.in_template = prompt_in1
+ cfg.PromptManager.out_template = prompt_out
+ ipshell = InteractiveShellEmbed(config=cfg, user_ns=scope,
+ banner1=banner)
+ except ImportError:
+ pass
+
+ if ipshell:
+ ipshell()
+ else:
+ # Use the Python shell in the standard library if IPython
+ # isn't available.
+ code.InteractiveConsole(scope).interact(banner)
+
+def main(*args):
+ import m5
+
+ import core
+ import debug
+ import defines
+ import event
+ import info
+ import stats
+ import trace
+
+ from util import inform, fatal, panic, isInteractive
+
+ if len(args) == 0:
+ options, arguments = parse_options()
+ elif len(args) == 2:
+ options, arguments = args
+ else:
+ raise TypeError, "main() takes 0 or 2 arguments (%d given)" % len(args)
+
+ m5.options = options
+
+ def check_tracing():
+ if defines.TRACING_ON:
+ return
+
+ fatal("Tracing is not enabled. Compile with TRACING_ON")
+
+ # Set the main event queue for the main thread.
+ event.mainq = event.getEventQueue(0)
+ event.setEventQueue(event.mainq)
if not os.path.isdir(options.outdir):
os.makedirs(options.outdir)
done = False
if options.build_info:
- import defines
-
done = True
print 'Build information:'
print
- print 'compiled %s' % internal.core.cvar.compileDate;
- print "revision %s" % internal.core.cvar.hgRev
- print "commit date %s" % internal.core.cvar.hgDate
+ print 'compiled %s' % defines.compileDate;
print 'build options:'
- keys = defines.m5_build_env.keys()
+ keys = defines.buildEnv.keys()
keys.sort()
for key in keys:
- val = defines.m5_build_env[key]
+ val = defines.buildEnv[key]
print ' %s = %s' % (key, val)
print
if options.copyright:
done = True
- print info.LICENSE
- print
-
- if options.authors:
- done = True
- print 'Author information:'
- print
- print info.AUTHORS
+ print info.COPYING
print
if options.readme:
print info.README
print
- if options.release_notes:
+ if options.debug_help:
done = True
- print 'Release Notes:'
- print
- print info.RELEASE_NOTES
- print
-
- if options.trace_help:
- import traceflags
-
- done = True
- print "Base Flags:"
- traceflags.baseFlags.sort()
- print_list(traceflags.baseFlags, indent=4)
- print
- print "Compound Flags:"
- traceflags.compoundFlags.sort()
- for flag in traceflags.compoundFlags:
- if flag == 'All':
- continue
- print " %s:" % flag
- print_list(traceflags.compoundFlagMap[flag], indent=8)
- print
+ check_tracing()
+ debug.help()
if options.list_sim_objects:
import SimObject
options.usage(2)
verbose = options.verbose - options.quiet
- if options.verbose >= 0:
- print "M5 Simulator System"
+ if verbose >= 0:
+ print "gem5 Simulator System. http://gem5.org"
print brief_copyright
print
- print "M5 compiled %s" % internal.core.cvar.compileDate;
- print "M5 revision %s" % internal.core.cvar.hgRev
- print "M5 commit date %s" % internal.core.cvar.hgDate
- print "M5 started %s" % datetime.datetime.now().strftime("%b %e %Y %X")
- print "M5 executing on %s" % socket.gethostname()
+ print "gem5 compiled %s" % defines.compileDate;
+
+ print "gem5 started %s" % \
+ datetime.datetime.now().strftime("%b %e %Y %X")
+ print "gem5 executing on %s, pid %d" % \
+ (socket.gethostname(), os.getpid())
- print "command line:",
- for argv in sys.argv:
- print argv,
+ # in Python 3 pipes.quote() is moved to shlex.quote()
+ import pipes
+ print "command line:", " ".join(map(pipes.quote, sys.argv))
print
# check to make sure we can find the listed script
options.usage(2)
# tell C++ about output directory
- internal.core.setOutputDir(options.outdir)
+ core.setOutputDir(options.outdir)
# update the system path with elements from the -p option
sys.path[0:0] = options.path
- import objects
-
# set stats options
- internal.stats.initText(options.stats_file)
+ stats.addStatVisitor(options.stats_file)
+
+ # Disable listeners unless running interactively or explicitly
+ # enabled
+ if options.listener_mode == "off":
+ m5.disableAllListeners()
+ elif options.listener_mode == "auto":
+ if not isInteractive():
+ inform("Standard input is not a terminal, disabling listeners.")
+ m5.disableAllListeners()
+ elif options.listener_mode == "on":
+ pass
+ else:
+ panic("Unhandled listener mode: %s" % options.listener_mode)
+
+ if options.listener_loopback_only:
+ m5.listenersLoopbackOnly()
# set debugging options
- internal.debug.setRemoteGDBPort(options.remote_gdb_port)
+ debug.setRemoteGDBPort(options.remote_gdb_port)
for when in options.debug_break:
- internal.debug.schedBreakCycle(int(when))
+ debug.schedBreak(int(when))
- if options.trace_flags:
- import traceflags
+ if options.debug_flags:
+ check_tracing()
on_flags = []
off_flags = []
- for flag in options.trace_flags:
+ for flag in options.debug_flags:
off = False
if flag.startswith('-'):
flag = flag[1:]
off = True
- if flag not in traceflags.allFlags and flag != "All":
- print >>sys.stderr, "invalid trace flag '%s'" % flag
+
+ if flag not in debug.flags:
+ print >>sys.stderr, "invalid debug flag '%s'" % flag
sys.exit(1)
if off:
- off_flags.append(flag)
+ debug.flags[flag].disable()
else:
- on_flags.append(flag)
+ debug.flags[flag].enable()
- for flag in on_flags:
- internal.trace.set(flag)
-
- for flag in off_flags:
- internal.trace.clear(flag)
-
- if options.trace_start:
- def enable_trace():
- internal.trace.cvar.enabled = True
-
- e = event.create(enable_trace)
- event.mainq.schedule(e, options.trace_start)
+ if options.debug_start:
+ check_tracing()
+ e = event.create(trace.enable, event.Event.Debug_Enable_Pri)
+ event.mainq.schedule(e, options.debug_start)
else:
- internal.trace.cvar.enabled = True
+ trace.enable()
+
+ if options.debug_end:
+ check_tracing()
+ e = event.create(trace.disable, event.Event.Debug_Enable_Pri)
+ event.mainq.schedule(e, options.debug_end)
- internal.trace.output(options.trace_file)
+ trace.output(options.debug_file)
- for ignore in options.trace_ignore:
- internal.trace.ignore(ignore)
+ for ignore in options.debug_ignore:
+ check_tracing()
+ trace.ignore(ignore)
sys.argv = arguments
sys.path = [ os.path.dirname(sys.argv[0]) ] + sys.path
scope = { '__file__' : filename,
'__name__' : '__m5_main__' }
- # we want readline if we're doing anything interactive
- if options.interactive or options.pdb:
- exec "import readline" in scope
-
# if pdb was requested, execfile the thing under pdb, otherwise,
# just do the execfile normally
if options.pdb:
# once the script is done
if options.interactive:
- interact = code.InteractiveConsole(scope)
- interact.interact("M5 Interactive Console")
+ interact(scope)
if __name__ == '__main__':
from pprint import pprint
- # load the options.py config file to allow people to set their own
- # default options
- options_file = config.get('options.py')
- if options_file:
- scope = { 'options' : options }
- execfile(options_file, scope)
-
- arguments = options.parse_args()
+ options, arguments = parse_options()
print 'opts:'
pprint(options, indent=4)