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Timing/raw oldest age matrix#6120

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timing/raw-oldest-age-matrix
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Timing/raw oldest age matrix#6120
zzQGyy wants to merge 1 commit into
kunminghu-v3from
timing/raw-oldest-age-matrix

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@zzQGyy zzQGyy commented Jun 23, 2026

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@github-actions github-actions Bot added topic: timing To fix bad timing module: memory Memblock, DCache, TLB, Prefetcher, coupledL2, huancun labels Jun 23, 2026
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Emu - Performance Summary

Metadata

- SHA Run ID
Base 6ae5922 27927664847
Current f45f00a 27998631979

IPC Report

Testcase Current Base Diff
GemsFDTD_49458 1.431231 1.409746 1.52%
astar_rivers_8728 2.372170 2.372170 0.00%
bwaves_30350 1.041844 1.041790 0.01%
bzip2_liberty_739 7.377151 7.377151 0.00%
cactusADM_61235 4.230490 4.172546 1.39%
calculix_53456 5.381246 5.398508 -0.32%
dealII_13061 4.131302 4.131362 -0.00%
gamess_gradient_36450 4.977463 4.977463 0.00%
gcc_s04_2772 2.196413 2.196413 0.00%
gobmk_nngs_453 0.762002 0.759231 0.36%
gromacs_2907 2.056058 2.056058 0.00%
h264ref_foreman.main_10053 4.345778 4.345778 0.00%
hmmer_nph3_33214 5.817051 5.817051 0.00%
lbm_31064 2.563076 2.562678 0.02%
legacy-astar 2.146882 2.146882 0.00%
legacy-gcc 1.529400 1.529400 0.00%
legacy-gromacs 3.055066 3.055066 0.00%
legacy-lbm 2.653581 2.653707 -0.00%
legacy-mcf 1.193834 1.184062 0.83%
legacy-milc 1.859022 1.865202 -0.33%
legacy-namd 3.697789 3.698539 -0.02%
legacy-wrf 2.736658 2.736658 0.00%
legacy-xalancbmk 3.981048 3.996149 -0.38%
leslie3d_37552 2.080967 2.086055 -0.24%
libquantum_81539 5.215323 5.215192 0.00%
mcf_6388 0.479663 0.479663 0.00%
milc_7124 2.685394 2.685394 0.00%
namd_75757 3.403328 3.390937 0.37%
omnetpp_14042 0.882012 0.882012 0.00%
perlbench_splitmail_3995 4.272481 4.272481 0.00%
povray_8362 2.790397 2.790397 0.00%
sjeng_64284 2.163443 2.163443 0.00%
soplex_ref_10774 4.292805 4.285583 0.17%
sphinx3_141036 3.910820 3.929923 -0.49%
tonto_69015 4.221856 4.221856 0.00%
wrf_112496 2.429316 2.429316 0.00%
xalancbmk_9874 3.239336 3.236085 0.10%
zeusmp_45598 3.379741 3.357401 0.67%
GEOMEAN 2.6561212232716445 2.653599709870023 0.10%

@linjuanZ linjuanZ requested a review from ywlcode June 23, 2026 10:28
Replace the RAW rollback oldest select tree with a robIdx compare matrix that produces a one-hot winner before selecting the UopEntry payload.

This keeps the existing RAW select pipeline boundaries while separating age comparison from repeated bundle muxing.
@zzQGyy zzQGyy force-pushed the timing/raw-oldest-age-matrix branch from f45f00a to 0799334 Compare June 30, 2026 12:01
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module: memory Memblock, DCache, TLB, Prefetcher, coupledL2, huancun topic: timing To fix bad timing

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