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author | Nilay Vaish <nilay@cs.wisc.edu> | 2013-01-24 12:29:00 -0600 |
---|---|---|
committer | Nilay Vaish <nilay@cs.wisc.edu> | 2013-01-24 12:29:00 -0600 |
commit | 9bc132e4738c53be2dd9c2fdf5e4dd8e73d8970b (patch) | |
tree | 64b85031cb791a21af6059778384d358d992b817 /tests/quick/se/00.hello/ref/arm/linux/o3-timing | |
parent | dbeabedaf0f8d9ec0ea3331db2e44b1add53f79f (diff) | |
download | gem5-9bc132e4738c53be2dd9c2fdf5e4dd8e73d8970b.tar.xz |
regressions: update stats due to branch predictor changes
The actual statistical values are being updated for only two tests belonging
to sparc architecture and inorder cpu: 00.hello and 02.insttest. For others
the patch updates config.ini and name changes to statistical variables.
Diffstat (limited to 'tests/quick/se/00.hello/ref/arm/linux/o3-timing')
3 files changed, 41 insertions, 33 deletions
diff --git a/tests/quick/se/00.hello/ref/arm/linux/o3-timing/config.ini b/tests/quick/se/00.hello/ref/arm/linux/o3-timing/config.ini index 38f0d4bce..3da71cc39 100644 --- a/tests/quick/se/00.hello/ref/arm/linux/o3-timing/config.ini +++ b/tests/quick/se/00.hello/ref/arm/linux/o3-timing/config.ini @@ -31,22 +31,18 @@ system_port=system.membus.slave[0] [system.cpu] type=DerivO3CPU -children=dcache dtb fuPool icache interrupts isa itb l2cache toL2Bus tracer workload -BTBEntries=4096 -BTBTagSize=16 +children=branchPred dcache dtb fuPool icache interrupts isa itb l2cache toL2Bus tracer workload LFSTSize=1024 LQEntries=32 LSQCheckLoads=true LSQDepCheckShift=4 -RASSize=16 SQEntries=32 SSITSize=1024 activity=0 backComSize=5 +branchPred=system.cpu.branchPred cachePorts=200 checker=Null -choiceCtrBits=2 -choicePredictorSize=8192 clock=500 commitToDecodeDelay=1 commitToFetchDelay=1 @@ -69,23 +65,15 @@ forwardComSize=5 fuPool=system.cpu.fuPool function_trace=false function_trace_start=0 -globalCtrBits=2 -globalHistoryBits=13 -globalPredictorSize=8192 iewToCommitDelay=1 iewToDecodeDelay=1 iewToFetchDelay=1 iewToRenameDelay=1 -instShiftAmt=2 interrupts=system.cpu.interrupts isa=system.cpu.isa issueToExecuteDelay=1 issueWidth=8 itb=system.cpu.itb -localCtrBits=2 -localHistoryBits=11 -localHistoryTableSize=2048 -localPredictorSize=2048 max_insts_all_threads=0 max_insts_any_thread=0 max_loads_all_threads=0 @@ -97,7 +85,6 @@ numPhysIntRegs=256 numROBEntries=192 numRobs=1 numThreads=1 -predType=tournament profile=0 progress_interval=0 renameToDecodeDelay=1 @@ -126,6 +113,24 @@ workload=system.cpu.workload dcache_port=system.cpu.dcache.cpu_side icache_port=system.cpu.icache.cpu_side +[system.cpu.branchPred] +type=BranchPredictor +BTBEntries=4096 +BTBTagSize=16 +RASSize=16 +choiceCtrBits=2 +choicePredictorSize=8192 +globalCtrBits=2 +globalHistoryBits=13 +globalPredictorSize=8192 +instShiftAmt=2 +localCtrBits=2 +localHistoryBits=11 +localHistoryTableSize=2048 +localPredictorSize=2048 +numThreads=1 +predType=tournament + [system.cpu.dcache] type=BaseCache addr_ranges=0:18446744073709551615 @@ -522,7 +527,7 @@ egid=100 env= errout=cerr euid=100 -executable=/gem5/dist/test-progs/hello/bin/arm/linux/hello +executable=tests/test-progs/hello/bin/arm/linux/hello gid=100 input=cin max_stack_size=67108864 diff --git a/tests/quick/se/00.hello/ref/arm/linux/o3-timing/simout b/tests/quick/se/00.hello/ref/arm/linux/o3-timing/simout index b1b5545bf..e90c24cf4 100755 --- a/tests/quick/se/00.hello/ref/arm/linux/o3-timing/simout +++ b/tests/quick/se/00.hello/ref/arm/linux/o3-timing/simout @@ -1,11 +1,13 @@ +Redirecting stdout to build/ARM/tests/opt/quick/se/00.hello/arm/linux/o3-timing/simout +Redirecting stderr to build/ARM/tests/opt/quick/se/00.hello/arm/linux/o3-timing/simerr gem5 Simulator System. http://gem5.org gem5 is copyrighted software; use the --copyright option for details. -gem5 compiled Jan 4 2013 21:17:24 -gem5 started Jan 4 2013 23:26:30 -gem5 executing on u200540 +gem5 compiled Jan 23 2013 19:43:25 +gem5 started Jan 23 2013 19:43:34 +gem5 executing on ribera.cs.wisc.edu command line: build/ARM/gem5.opt -d build/ARM/tests/opt/quick/se/00.hello/arm/linux/o3-timing -re tests/run.py build/ARM/tests/opt/quick/se/00.hello/arm/linux/o3-timing Global frequency set at 1000000000000 ticks per second info: Entering event queue @ 0. Starting simulation... Hello world! -Exiting @ tick 13372000 because target called exit() +Exiting @ tick 13354000 because target called exit() diff --git a/tests/quick/se/00.hello/ref/arm/linux/o3-timing/stats.txt b/tests/quick/se/00.hello/ref/arm/linux/o3-timing/stats.txt index 730bbb524..a9f3432ad 100644 --- a/tests/quick/se/00.hello/ref/arm/linux/o3-timing/stats.txt +++ b/tests/quick/se/00.hello/ref/arm/linux/o3-timing/stats.txt @@ -4,11 +4,11 @@ sim_seconds 0.000013 # Nu sim_ticks 13354000 # Number of ticks simulated final_tick 13354000 # Number of ticks from beginning of simulation (restored from checkpoints and never reset) sim_freq 1000000000000 # Frequency of simulated ticks -host_inst_rate 53438 # Simulator instruction rate (inst/s) -host_op_rate 66670 # Simulator op (including micro ops) rate (op/s) -host_tick_rate 155374810 # Simulator tick rate (ticks/s) -host_mem_usage 242400 # Number of bytes of host memory used -host_seconds 0.09 # Real time elapsed on the host +host_inst_rate 20035 # Simulator instruction rate (inst/s) +host_op_rate 24999 # Simulator op (including micro ops) rate (op/s) +host_tick_rate 58267208 # Simulator tick rate (ticks/s) +host_mem_usage 285296 # Number of bytes of host memory used +host_seconds 0.23 # Real time elapsed on the host sim_insts 4591 # Number of instructions simulated sim_ops 5729 # Number of ops (including micro ops) simulated system.physmem.bytes_read::cpu.inst 17408 # Number of bytes read from this memory @@ -185,6 +185,15 @@ system.physmem.writeRowHits 0 # Nu system.physmem.readRowHitRate 80.96 # Row buffer hit rate for reads system.physmem.writeRowHitRate nan # Row buffer hit rate for writes system.physmem.avgGap 33747.46 # Average gap between requests +system.cpu.branchPred.lookups 2501 # Number of BP lookups +system.cpu.branchPred.condPredicted 1795 # Number of conditional branches predicted +system.cpu.branchPred.condIncorrect 485 # Number of conditional branches incorrect +system.cpu.branchPred.BTBLookups 1976 # Number of BTB lookups +system.cpu.branchPred.BTBHits 702 # Number of BTB hits +system.cpu.branchPred.BTBCorrect 0 # Number of correct BTB predictions (this stat may not work properly. +system.cpu.branchPred.BTBHitPct 35.526316 # BTB Hit Percentage +system.cpu.branchPred.usedRAS 292 # Number of times the RAS was used to get a target. +system.cpu.branchPred.RASInCorrect 71 # Number of incorrect RAS predictions. system.cpu.dtb.inst_hits 0 # ITB inst hits system.cpu.dtb.inst_misses 0 # ITB inst misses system.cpu.dtb.read_hits 0 # DTB read hits @@ -231,14 +240,6 @@ system.cpu.workload.num_syscalls 13 # Nu system.cpu.numCycles 26709 # number of cpu cycles simulated system.cpu.numWorkItemsStarted 0 # number of work items this cpu started system.cpu.numWorkItemsCompleted 0 # number of work items this cpu completed -system.cpu.BPredUnit.lookups 2501 # Number of BP lookups -system.cpu.BPredUnit.condPredicted 1795 # Number of conditional branches predicted -system.cpu.BPredUnit.condIncorrect 485 # Number of conditional branches incorrect -system.cpu.BPredUnit.BTBLookups 1976 # Number of BTB lookups -system.cpu.BPredUnit.BTBHits 702 # Number of BTB hits -system.cpu.BPredUnit.BTBCorrect 0 # Number of correct BTB predictions (this stat may not work properly. -system.cpu.BPredUnit.usedRAS 292 # Number of times the RAS was used to get a target. -system.cpu.BPredUnit.RASInCorrect 71 # Number of incorrect RAS predictions. system.cpu.fetch.icacheStallCycles 6895 # Number of cycles fetch is stalled on an Icache miss system.cpu.fetch.Insts 12010 # Number of instructions fetch has processed system.cpu.fetch.Branches 2501 # Number of branches that fetch encountered |