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expression: implement vectorized evaluation for builtinCosSig #12229

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merged 7 commits into from
Sep 17, 2019

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jacklightChen
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What problem does this PR solve?

implement vectorized evaluation for builtinCosSig, for #12105

What is changed and how it works?

according to benchmark, about 2 times faster than before:

BenchmarkVectorizedBuiltinMathFunc/builtinCosSig-VecBuiltinFunc-8                 100000             14001 ns/op            0 B/op          0 allocs/op
BenchmarkVectorizedBuiltinMathFunc/builtinCosSig-NonVecBuiltinFunc-8               50000             29255 ns/op            0 B/op          0 allocs/op

Check List

Tests

  • Unit test

@sre-bot sre-bot added the contribution This PR is from a community contributor. label Sep 17, 2019
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codecov bot commented Sep 17, 2019

Codecov Report

Merging #12229 into master will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff             @@
##             master     #12229   +/-   ##
===========================================
  Coverage   80.9825%   80.9825%           
===========================================
  Files           454        454           
  Lines         98462      98462           
===========================================
  Hits          79737      79737           
  Misses        12984      12984           
  Partials       5741       5741

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@zz-jason zz-jason left a comment

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LGTM

please merge master branch and resolve conflicts.

@zz-jason zz-jason added component/expression status/LGT1 Indicates that a PR has LGTM 1. labels Sep 17, 2019
qw4990
qw4990 previously approved these changes Sep 17, 2019
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LGTM

@zz-jason zz-jason added status/can-merge Indicates a PR has been approved by a committer. status/LGT2 Indicates that a PR has LGTM 2. and removed status/LGT1 Indicates that a PR has LGTM 1. labels Sep 17, 2019
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sre-bot commented Sep 17, 2019

/run-all-tests

@sre-bot sre-bot merged commit 29a1961 into pingcap:master Sep 17, 2019
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4 participants