I fixed it thanks. I made backup of some folders e.g. for learning_gem5 and when removed it compiled
On Sun, 14 Feb 2021 at 14:28, Michael Georgiades < [email protected]> wrote: > Hi all, > > I get the following warning and errors. Any ideas? > > Mihalis > > (venv27) mike@mike-HP-ProBook-430-G5:~/gem5$ scons -j8 build/X86/gem5.opt > PROTOCOL=MSI > scons: Reading SConscript files ... > Warning: Your compiler doesn't support incremental linking and lto at the > same > time, so lto is being disabled. To force lto on anyway, use the > --force-lto option. That will disable partial linking. > Info: Using Python config: python3-config > Checking for C header file Python.h... (cached) yes > Checking for C library python3.6m... yes > Checking for C library pthread... yes > Checking for C library dl... yes > Checking for C library util... yes > Checking for C library m... yes > Checking for accept(0,0,0) in C++ library None... yes > Checking for zlibVersion() in C++ library z... yes > Checking for GOOGLE_PROTOBUF_VERIFY_VERSION in C++ library protobuf... yes > Checking for C header file valgrind/valgrind.h... (cached) yes > Checking for clock_nanosleep(0,0,NULL,NULL) in C library None... yes > Checking for timer_create(CLOCK_MONOTONIC, NULL, NULL) in C library > None... no > Checking for timer_create(CLOCK_MONOTONIC, NULL, NULL) in C library rt... > yes > Checking for C library tcmalloc... yes > Checking for char temp; backtrace_symbols_fd((void*)&temp, 0, 0) in C > library None... yes > Checking for C header file fenv.h... (cached) yes > Checking for C header file png.h... (cached) yes > Checking for C header file linux/kvm.h... (cached) yes > Checking for C header file linux/if_tun.h... (cached) yes > Checking size of struct kvm_xsave ... yes > Checking for member exclude_host in struct perf_event_attr...(cached) yes > Checking for hdf5-serial using pkg-config... yes > Checking for H5Fcreate("", 0, 0, 0) in C library hdf5... yes > Checking for H5::H5File("", 0) in C++ library hdf5_cpp... yes > Checking whether __i386__ is declared... no > Checking whether __x86_64__ is declared... yes > Building in /home/mike/gem5/build/X86 > Using saved variables file /home/mike/gem5/build/variables/X86 > AttributeError: Flag HelloExample already specified: > File "/home/mike/gem5/SConstruct", line 1244: > exports=['env', 'marshal_env']) > File > "/home/mike/gem5/venv27/lib/python2.7/site-packages/scons/SCons/Script/SConscript.py", > line 660: > return method(*args, **kw) > File > "/home/mike/gem5/venv27/lib/python2.7/site-packages/scons/SCons/Script/SConscript.py", > line 597: > return _SConscript(self.fs, *files, **subst_kw) > File > "/home/mike/gem5/venv27/lib/python2.7/site-packages/scons/SCons/Script/SConscript.py", > line 286: > exec(compile(scriptdata, scriptname, 'exec'), call_stack[-1].globals) > File "/home/mike/gem5/build/X86/SConscript", line 601: > SConscript(joinpath(root, 'SConscript'), variant_dir=build_dir) > File > "/home/mike/gem5/venv27/lib/python2.7/site-packages/scons/SCons/Script/SConscript.py", > line 660: > return method(*args, **kw) > File > "/home/mike/gem5/venv27/lib/python2.7/site-packages/scons/SCons/Script/SConscript.py", > line 597: > return _SConscript(self.fs, *files, **subst_kw) > File > "/home/mike/gem5/venv27/lib/python2.7/site-packages/scons/SCons/Script/SConscript.py", > line 286: > exec(compile(scriptdata, scriptname, 'exec'), call_stack[-1].globals) > File "/home/mike/gem5/build/X86/learning_gem5/part2/SConscript", line 41: > DebugFlag('HelloExample', "For Learning gem5 Part 2. Simple example > debug flag") > File "/home/mike/gem5/build/X86/SConscript", line 555: > raise AttributeError("Flag {} already specified".format(name)) > (venv27) mike@mike-HP-ProBook-430-G5:~/gem5$ > > On Sat, 13 Feb 2021 at 20:17, Ahmed F Khawaja via gem5-users < > [email protected]> wrote: > >> Greetings, >> >> I'm just starting out with Gem5 and I have a couple of questions >> in regards to SMT/Multicore (MC) simulations. >> >> 1. Does SMT or MC require running full system mode or is it possible in >> SE mode? >> 2. Do any of the builtin cores have SMT capabilities? I noticed the CPU >> base class has a multi_thread variable, but I'm curious if it is >> implemented/just setting it is sufficient. >> 3. Lastly, is there any example of setting up a multicore system? A >> sample configuration script to use as a guide? It's a bit overwhelming to >> try and setup without anything to go by and everything I found via Google >> seems to be very old or questions posted without answers. >> >> Thank you in advance, >> Ahmed >> _______________________________________________ >> gem5-users mailing list -- [email protected] >> To unsubscribe send an email to [email protected] >> %(web_page_url)slistinfo%(cgiext)s/%(_internal_name)s > >
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