154131 2016-02-11 14:09:33 -0800 [JSC] SqrtFloat and CeilFloat also suffer from partial register stalls 2016-02-11 15:01:43 -0800 1 1 1 Unclassified WebKit New Bugs WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 benjamin benjamin commit-queue keith_miller mark.lam msaboff saam oldest_to_newest 1163864 0 benjamin 2016-02-11 14:09:33 -0800 [JSC] SqrtFloat and CeilFloat also suffer from partial register stalls 1163866 1 271084 benjamin 2016-02-11 14:10:02 -0800 Created attachment 271084 Patch 1163891 2 benjamin 2016-02-11 14:43:05 -0800 Looks like it actually helped ASM: Conf#1 Conf#2 Octane: encrypt 0.26580+-0.00535 0.26261+-0.00181 might be 1.0121x faster decrypt 4.88253+-0.03087 4.87441+-0.03265 deltablue x2 0.22707+-0.02065 ? 0.23526+-0.01640 ? might be 1.0360x slower earley 0.50553+-0.00370 0.50526+-0.00190 boyer 8.29859+-0.03093 8.29258+-0.14059 navier-stokes x2 6.32582+-0.01449 ? 6.32637+-0.01641 ? raytrace x2 1.51112+-0.02407 1.51109+-0.01574 richards x2 0.13826+-0.00187 ? 0.14065+-0.00125 ? might be 1.0173x slower splay x2 0.53466+-0.01274 0.53390+-0.00423 regexp x2 38.63601+-0.54019 38.61920+-0.35350 pdfjs x2 60.58862+-0.72967 ? 60.71452+-0.21419 ? mandreel x2 70.06093+-0.31377 ? 70.42351+-1.25984 ? gbemu x2 45.88083+-0.18418 ? 46.13054+-0.10402 ? closure 0.93782+-0.00608 0.93723+-0.00767 jquery 11.81939+-0.05536 11.77315+-0.10492 box2d x2 16.68482+-0.14566 16.68110+-0.14917 zlib x2 581.25326+-2.14803 578.19639+-3.10252 typescript x2 1116.63348+-8.15026 ? 1127.10419+-16.04267 ? <geometric> 8.58508+-0.05871 ? 8.61839+-0.05741 ? might be 1.0039x slower Conf#1 Conf#2 Kraken: ai-astar 149.728+-1.075 ^ 147.221+-0.765 ^ definitely 1.0170x faster audio-beat-detection 74.380+-0.512 ? 74.519+-0.516 ? audio-dft 128.216+-0.377 127.508+-1.973 audio-fft 60.330+-0.390 ? 60.382+-1.155 ? audio-oscillator 85.936+-0.186 ? 86.273+-1.178 ? imaging-darkroom 96.946+-0.359 ? 96.993+-0.440 ? imaging-desaturate 84.382+-0.666 84.331+-0.158 imaging-gaussian-blur 125.591+-0.756 125.500+-0.345 json-parse-financial 67.640+-0.446 67.623+-0.546 json-stringify-tinderbox 40.490+-0.455 ? 40.679+-0.380 ? stanford-crypto-aes 62.713+-1.357 ? 63.494+-0.359 ? might be 1.0125x slower stanford-crypto-ccm 59.512+-2.354 ? 61.230+-5.146 ? might be 1.0289x slower stanford-crypto-pbkdf2 152.271+-0.684 ? 152.522+-2.581 ? stanford-crypto-sha256-iterative 59.230+-0.361 ? 59.251+-0.775 ? <arithmetic> 89.098+-0.145 ? 89.109+-0.502 ? might be 1.0001x slower Conf#1 Conf#2 AsmBench: bigfib.cpp 655.1461+-20.9275 ? 665.8336+-4.7698 ? might be 1.0163x slower cray.c 608.0889+-9.1078 606.2350+-6.4679 dry.c 812.7330+-462.8484 745.3911+-318.6448 might be 1.0903x faster FloatMM.c 925.2051+-64.5055 924.6276+-65.0364 gcc-loops.cpp 6285.7328+-27.1328 6280.3089+-24.3046 n-body.c 1615.9001+-30.6388 1604.6730+-13.7856 Quicksort.c 599.0604+-4.2295 598.6930+-1.7205 stepanov_container.cpp 4484.4255+-74.5501 4472.9373+-49.4676 Towers.c 384.6421+-0.7442 ? 384.9072+-0.6414 ? <geometric> 1130.8891+-54.3618 1122.3520+-45.4478 might be 1.0076x faster Conf#1 Conf#2 Geomean of preferred means: <scaled-result> 95.2746+-1.5452 95.1637+-1.4671 might be 1.0012x faster 1163898 3 271084 commit-queue 2016-02-11 15:01:40 -0800 Comment on attachment 271084 Patch Clearing flags on attachment: 271084 Committed r196444: <http://trac.webkit.org/changeset/196444> 1163899 4 commit-queue 2016-02-11 15:01:43 -0800 All reviewed patches have been landed. Closing bug. 271084 2016-02-11 14:10:02 -0800 2016-02-11 15:01:40 -0800 Patch bug-154131-20160211140941.patch text/plain 1466 benjamin U3VidmVyc2lvbiBSZXZpc2lvbjogMTk2NDM2CmRpZmYgLS1naXQgYS9Tb3VyY2UvSmF2YVNjcmlw dENvcmUvQ2hhbmdlTG9nIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwppbmRleCAz NDhlMzMyZDRmNWMyODA3ZWUxMzY2NzdmM2UzYzNkOGM0MmRiYzJmLi45ZmI1MTQ5ZTU0M2Y3NGM0 NDA0Y2Y1N2RmMTYzOTg0YWRkMzBkZWExIDEwMDY0NAotLS0gYS9Tb3VyY2UvSmF2YVNjcmlwdENv cmUvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKQEAgLTEs MyArMSwxNSBAQAorMjAxNi0wMi0xMSAgQmVuamFtaW4gUG91bGFpbiAgPGJlbmphbWluQHdlYmtp dC5vcmc+CisKKyAgICAgICAgW0pTQ10gU3FydEZsb2F0IGFuZCBDZWlsRmxvYXQgYWxzbyBzdWZm ZXIgZnJvbSBwYXJ0aWFsIHJlZ2lzdGVyIHN0YWxscworICAgICAgICBodHRwczovL2J1Z3Mud2Vi a2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTU0MTMxCisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9C T0RZIChPT1BTISkuCisKKyAgICAgICAgTG9va3MgbGlrZSBJIGZvcmdvdCB0byB1cGRhdGUgdGhp cyB3aGVuIGFkZGluZyBGbG9hdCBzdXBwb3J0LgorICAgICAgICBDcmVkaXQgdG8gRmlsaXAgZm9y IGZpbmRpbmcgdGhpcyBpc3N1ZS4KKworICAgICAgICAqIGIzL2Fpci9BaXJGaXhQYXJ0aWFsUmVn aXN0ZXJTdGFsbHMuY3BwOgorCiAyMDE2LTAyLTExICBTdWtvbHNhayBTYWtzaHV3b25nICA8c3Vr b2xzYWtAZ21haWwuY29tPgogCiAgICAgICAgIFtJTlRMXSBJbXBsZW1lbnQgSW50bC5OdW1iZXJG b3JtYXQucHJvdG90eXBlLnJlc29sdmVkT3B0aW9ucyAoKQpkaWZmIC0tZ2l0IGEvU291cmNlL0ph dmFTY3JpcHRDb3JlL2IzL2Fpci9BaXJGaXhQYXJ0aWFsUmVnaXN0ZXJTdGFsbHMuY3BwIGIvU291 cmNlL0phdmFTY3JpcHRDb3JlL2IzL2Fpci9BaXJGaXhQYXJ0aWFsUmVnaXN0ZXJTdGFsbHMuY3Bw CmluZGV4IDc1ODI0MGE0Zjc4OGMyZTU0ZWUwODkwNDViODY0ZWY2N2Y5YWYxYjUuLmI0ODkzMDhk ZDhhNDcwMzE2ZDYzMzNlMjg1ZWI0ZTIyNDg2ZmE4NTUgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9KYXZh U2NyaXB0Q29yZS9iMy9haXIvQWlyRml4UGFydGlhbFJlZ2lzdGVyU3RhbGxzLmNwcAorKysgYi9T b3VyY2UvSmF2YVNjcmlwdENvcmUvYjMvYWlyL0FpckZpeFBhcnRpYWxSZWdpc3RlclN0YWxscy5j cHAKQEAgLTUxLDcgKzUxLDkgQEAgYm9vbCBoYXNQYXJ0aWFsWG1tUmVnVXBkYXRlKGNvbnN0IElu c3QmIGluc3QpCiAgICAgY2FzZSBDb252ZXJ0SW50MzJUb0RvdWJsZToKICAgICBjYXNlIENvbnZl cnRJbnQ2NFRvRG91YmxlOgogICAgIGNhc2UgU3FydERvdWJsZToKKyAgICBjYXNlIFNxcnRGbG9h dDoKICAgICBjYXNlIENlaWxEb3VibGU6CisgICAgY2FzZSBDZWlsRmxvYXQ6CiAgICAgICAgIHJl dHVybiB0cnVlOwogICAgIGRlZmF1bHQ6CiAgICAgICAgIGJyZWFrOwo=