Ruben Bridgewater
7b802685c4
benchmark: refactor buffer benchmarks
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Currently the buffer benchmarks take significantly too long to
complete. This drastically reduces the overall runtime by removing
obsolete checked variations and reducing the iteration count.
It also improves the benchmarks by removing the deprecated
`new Buffer(size)` usage and some other small improvements.
PR-URL: https://github.com/nodejs/node/pull/26418
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Peter Marshall <petermarshall@chromium.org>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
2019-06-20 12:55:50 -06:00
juggernaut451
b80da63b99
benchmark: changed millions and thousands to n
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PR-URL: https://github.com/nodejs/node/pull/18917
Fixes: https://github.com/nodejs/node/issues/18778
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Weijia Wang <starkwang@126.com>
Reviewed-By: Andreas Madsen <amwebdk@gmail.com>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
2018-04-10 00:22:33 +02:00
Ruben Bridgewater
81aaab75ca
benchmark: remove noAssert argument
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This removes the `noAssert` argument and also adds some more tests.
PR-URL: https://github.com/nodejs/node/pull/18395
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
2018-03-02 19:29:47 +00:00
Ruben Bridgewater
794e489eea
benchmark: (buffer) refactor
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PR-URL: https://github.com/nodejs/node/pull/18320
Reviewed-By: James M Snell <jasnell@gmail.com>
2018-02-01 10:48:59 +01:00
Ben Noordhuis
df30fd586d
buffer: optimize readDouble and readFloat methods
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Compute the floating point number in JavaScript to avoid having to call
out to the C++ runtime. The improvements are not insubstantial:
improvement confidence p.value
value="big" endian="BE" type="Double" noAssert="false" 292.86 % *** 1.688367e-08
value="big" endian="BE" type="Double" noAssert="true" 353.19 % *** 6.079414e-10
value="big" endian="BE" type="Float" noAssert="false" 406.21 % *** 1.730122e-07
value="big" endian="BE" type="Float" noAssert="true" 450.81 % *** 6.909242e-07
value="big" endian="LE" type="Double" noAssert="false" 268.39 % *** 8.625486e-09
value="big" endian="LE" type="Double" noAssert="true" 310.66 % *** 2.798332e-15
value="big" endian="LE" type="Float" noAssert="false" 382.99 % *** 3.412057e-07
value="big" endian="LE" type="Float" noAssert="true" 394.60 % *** 1.406742e-07
value="inf" endian="BE" type="Double" noAssert="false" 312.91 % *** 7.407943e-12
value="inf" endian="BE" type="Double" noAssert="true" 392.47 % *** 3.821179e-08
value="inf" endian="BE" type="Float" noAssert="false" 466.01 % *** 8.953363e-08
value="inf" endian="BE" type="Float" noAssert="true" 460.76 % *** 5.381256e-09
value="inf" endian="LE" type="Double" noAssert="false" 279.50 % *** 2.390682e-09
value="inf" endian="LE" type="Double" noAssert="true" 335.30 % *** 3.587173e-09
value="inf" endian="LE" type="Float" noAssert="false" 439.77 % *** 1.057133e-07
value="inf" endian="LE" type="Float" noAssert="true" 426.72 % *** 4.353408e-09
value="nan" endian="BE" type="Double" noAssert="false" 271.18 % *** 2.281526e-05
value="nan" endian="BE" type="Double" noAssert="true" 312.63 % *** 1.974975e-07
value="nan" endian="BE" type="Float" noAssert="false" 429.17 % *** 2.416228e-07
value="nan" endian="BE" type="Float" noAssert="true" 461.39 % *** 1.956714e-08
value="nan" endian="LE" type="Double" noAssert="false" 267.03 % *** 9.938479e-12
value="nan" endian="LE" type="Double" noAssert="true" 276.93 % *** 7.842481e-08
value="nan" endian="LE" type="Float" noAssert="false" 415.97 % *** 8.082710e-07
value="nan" endian="LE" type="Float" noAssert="true" 433.68 % *** 1.030200e-07
value="small" endian="BE" type="Double" noAssert="false" 273.20 % *** 9.071652e-11
value="small" endian="BE" type="Double" noAssert="true" 326.25 % *** 3.120167e-08
value="small" endian="BE" type="Float" noAssert="false" 845.61 % *** 8.044170e-08
value="small" endian="BE" type="Float" noAssert="true" 868.61 % *** 2.944539e-08
value="small" endian="LE" type="Double" noAssert="false" 251.29 % *** 5.613930e-09
value="small" endian="LE" type="Double" noAssert="true" 286.82 % *** 8.149603e-10
value="small" endian="LE" type="Float" noAssert="false" 824.87 % *** 1.199729e-08
value="small" endian="LE" type="Float" noAssert="true" 834.35 % *** 4.799620e-08
value="zero" endian="BE" type="Double" noAssert="false" 216.70 % *** 3.872293e-12
value="zero" endian="BE" type="Double" noAssert="true" 239.31 % *** 6.439601e-09
value="zero" endian="BE" type="Float" noAssert="false" 353.75 % *** 3.639974e-07
value="zero" endian="BE" type="Float" noAssert="true" 388.86 % *** 7.074318e-10
value="zero" endian="LE" type="Double" noAssert="false" 179.34 % *** 5.230763e-06
value="zero" endian="LE" type="Double" noAssert="true" 199.66 % *** 2.177589e-11
value="zero" endian="LE" type="Float" noAssert="false" 299.55 % *** 9.961978e-08
value="zero" endian="LE" type="Float" noAssert="true" 333.30 % *** 2.470764e-08
PR-URL: https://github.com/nodejs/node/pull/17775
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
2017-12-27 19:47:16 +01:00
