[PATCH] D114799: [SLP]Improve vectorization of cmp instructions sequences.

Tue Nov 30 06:38:04 PST 2021

ABataev created this revision.
ABataev added reviewers: RKSimon, dtemirbulatov, vporpo, anton-afanasyev.
Herald added subscribers: dmgreen, hiraditya.
ABataev requested review of this revision.
Herald added a project: LLVM.

Final attempt to vectorize bundles of comptatible cmp instructions after
all other instructions processing.

Metric: SLP.NumVectorInstructions

Program                                                                             results results0 diff

     test-suite :: MultiSource/Benchmarks/mediabench/g721/g721encode/encode.test    1.00    5.00  400.0%
                           test-suite :: MultiSource/Benchmarks/PAQ8p/paq8p.test    8.00   11.00   37.5%
                 test-suite :: MultiSource/Benchmarks/Olden/voronoi/voronoi.test   20.00   26.00   30.0%
             test-suite :: External/SPEC/CINT2017rate/525.x264_r/525.x264_r.test 1344.00 1648.00   22.6%
            test-suite :: External/SPEC/CINT2017speed/625.x264_s/625.x264_s.test 1344.00 1648.00   22.6%
                           test-suite :: MultiSource/Benchmarks/Olden/bh/bh.test  102.00  124.00   21.6%
             test-suite :: MultiSource/Benchmarks/DOE-ProxyApps-C/CoMD/CoMD.test  118.00  133.00   12.7%
       test-suite :: External/SPEC/CFP2017speed/638.imagick_s/638.imagick_s.test 3233.00 3554.00    9.9%
        test-suite :: External/SPEC/CFP2017rate/538.imagick_r/538.imagick_r.test 3233.00 3554.00    9.9%
                     test-suite :: MultiSource/Benchmarks/Olden/power/power.test   64.00   70.00    9.4%
        test-suite :: External/SPEC/CFP2017rate/526.blender_r/526.blender_r.test 7879.00 8604.00    9.2%
        test-suite :: MultiSource/Benchmarks/Prolangs-C/simulator/simulator.test   50.00   54.00    8.0%
                     test-suite :: MultiSource/Applications/sqlite3/sqlite3.test   27.00   29.00    7.4%
          test-suite :: External/SPEC/CFP2017rate/510.parest_r/510.parest_r.test 8345.00 8955.00    7.3%
  test-suite :: MultiSource/Benchmarks/Prolangs-C/TimberWolfMC/timberwolfmc.test  694.00  738.00    6.3%
                     test-suite :: MultiSource/Benchmarks/MallocBench/gs/gs.test  361.00  382.00    5.8%
                   test-suite :: MultiSource/Benchmarks/7zip/7zip-benchmark.test  409.00  430.00    5.1%
  test-suite :: External/SPEC/CINT2017speed/600.perlbench_s/600.perlbench_s.test  140.00  147.00    5.0%
   test-suite :: External/SPEC/CINT2017rate/500.perlbench_r/500.perlbench_r.test  140.00  147.00    5.0%
          test-suite :: External/SPEC/CFP2017rate/511.povray_r/511.povray_r.test 4013.00 4206.00    4.8%
                    test-suite :: MultiSource/Applications/JM/ldecod/ldecod.test  966.00 1011.00    4.7%
                        test-suite :: SingleSource/Benchmarks/Misc/oourafft.test   65.00   68.00    4.6%
                         test-suite :: MultiSource/Benchmarks/Bullet/bullet.test 4219.00 4381.00    3.8%
                 test-suite :: MultiSource/Benchmarks/tramp3d-v4/tramp3d-v4.test 1911.00 1973.00    3.2%
   test-suite :: External/SPEC/CINT2017rate/531.deepsjeng_r/531.deepsjeng_r.test   62.00   64.00    3.2%
  test-suite :: External/SPEC/CINT2017speed/631.deepsjeng_s/631.deepsjeng_s.test   62.00   64.00    3.2%
              test-suite :: External/SPEC/CINT2017speed/602.gcc_s/602.gcc_s.test  852.00  877.00    2.9%
               test-suite :: External/SPEC/CINT2017rate/502.gcc_r/502.gcc_r.test  852.00  877.00    2.9%
                    test-suite :: MultiSource/Applications/JM/lencod/lencod.test 1624.00 1668.00    2.7%
                      test-suite :: MultiSource/Benchmarks/McCat/18-imp/imp.test   39.00   40.00    2.6%

test-suite :: MultiSource/Benchmarks/MiBench/consumer-typeset/consumer-typeset.test  613.00  624.00    1.8%

   test-suite :: MultiSource/Benchmarks/MiBench/consumer-lame/consumer-lame.test  378.00  383.00    1.3%
   test-suite :: MultiSource/Benchmarks/MiBench/consumer-jpeg/consumer-jpeg.test  293.00  295.00    0.7%
         test-suite :: MultiSource/Benchmarks/mediabench/jpeg/jpeg-6a/cjpeg.test  297.00  299.00    0.7%
   test-suite :: External/SPEC/CINT2017rate/523.xalancbmk_r/523.xalancbmk_r.test 5522.00 5534.00    0.2%
  test-suite :: External/SPEC/CINT2017speed/623.xalancbmk_s/623.xalancbmk_s.test 5522.00 5534.00    0.2%

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D114799

Files:
  llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
  llvm/test/Transforms/SLPVectorizer/X86/insert-element-build-vector-inseltpoison.ll
  llvm/test/Transforms/SLPVectorizer/X86/insert-element-build-vector.ll
  llvm/test/Transforms/SLPVectorizer/X86/reduction-logical.ll

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