The pdf file that you provided was quite helpful to me. thank you so much. Regards, Jungwook Kim.
2011/12/20 Mahmood Naderan <[email protected]> > Hi, > In O3CPU, there is a pipeline, with register renaming and some other > things. so each instruction may take some cycles to complete. However in > atomic model, all operations are done in one tick for an instruction. > > For more information, read > http://www.gem5.org/dist/tutorials/isca_pres_2011.pdf (section "CPU > Modeling > ") > -- > // Naderan *Mahmood; > > > On Tue, Dec 20, 2011 at 10:52 AM, Jungwook Kim <[email protected]> wrote: > >> Hi, all >> I'm wondering that some result values are different between o3 (detailed) >> mode and normal (atomic) mode in full system simulation. >> for example, in stats.txt file, >> the value of "system.cpu0.icache.overall_miss_rate" is 0.012472 in atomic >> cpu mode but in detailed mode, the value is 0.071092. >> also, the value of "system.cpu0.numCycles" is 3646715099 in atomic mode >> but the value is 2133833981 in detailed mode. >> which value is correct ? >> my simulation parameters are as follows. >> build/ARM_FS/gem5.fast configs/example/fs.py -d -n 2 --caches --l2cache >> -b bench_name ( detailed mode ) >> build/ARM_FS/gem5.fast configs/example/fs.py -n 2 --caches --l2cache -b >> bench_name ( normal mode ) >> >> >> _______________________________________________ >> gem5-users mailing list >> [email protected] >> http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >> > > > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >
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