[llvm-testresults] chinook-clangslave1__O3-plain__clang_DEV__powerpc64 test results

[llvm-testresults at cs.uiuc.edu]

http://llvm.org/perf/db_default/v4/nts/18168?compare_to=18163&baseline=17660
Nickname: chinook-clangslave1__O3-plain__clang_DEV__powerpc64:21

Comparing:
     Run: 18168, Order: 196735, Start Time: 2013-12-08 22:50:04, End Time: 2013-12-09 00:33:03
      To: 18163, Order: 196731, Start Time: 2013-12-08 20:40:20, End Time: 2013-12-08 22:24:26
Baseline: 17660, Order: 195884, Start Time: 2013-11-27 22:43:57, End Time: 2013-11-28 00:31:03

===============
Tests Summary
===============

Performance Regressions: 19 (16 on baseline)
Performance Improvements: 4 (24 on baseline)
Unchanged Tests: 1087 (1070 on baseline)
Total Tests: 1110

===========================
Run-Over-Run Changes Detail
===========================

Performance Regressions - Execution Time
----------------------------------------
  MultiSource/Benchmarks/TSVC/Equivalencing-flt/Equivalencing-flt: 11.79% (3.1639 => 3.5369, std.dev.: 0.0067)
  MultiSource/Benchmarks/nbench/nbench: 6.37% (20.9545 => 22.2887, std.dev.: 0.3380)
  MultiSource/Benchmarks/Ptrdist/bc/bc: 6.24% (1.1216 => 1.1916, std.dev.: 0.0022)
  SingleSource/Benchmarks/Shootout-C++/hash: 5.94% (0.7051 => 0.7470, std.dev.: 0.0065)
  SingleSource/Benchmarks/Stanford/FloatMM: 4.04% (0.7008 => 0.7291, std.dev.: 0.0001)
  MultiSource/Benchmarks/Trimaran/enc-rc4/enc-rc4: 3.97% (1.8198 => 1.8921, std.dev.: 0.0043)
  SingleSource/Benchmarks/Misc/fp-convert: 3.11% (7.5200 => 7.7540, std.dev.: 0.0557)
  MultiSource/Benchmarks/sim/sim: 2.72% (3.9158 => 4.0224, std.dev.: 0.0149)
  SingleSource/Benchmarks/Polybench/linear-algebra/kernels/cholesky/cholesky: 2.49% (1.4162 => 1.4515, std.dev.: 0.0085)
  MultiSource/Benchmarks/TSVC/ControlLoops-flt/ControlLoops-flt: 2.39% (3.1454 => 3.2206, std.dev.: 0.0015)
  SingleSource/Benchmarks/Shootout-C++/hash2: 2.04% (3.5912 => 3.6646, std.dev.: 0.0082)
  MultiSource/Applications/viterbi/viterbi: 1.80% (2.6305 => 2.6778, std.dev.: 0.0036)
  MultiSource/Benchmarks/MallocBench/cfrac/cfrac: 1.68% (2.4841 => 2.5259, std.dev.: 0.0052)
  SingleSource/Benchmarks/Misc/mandel: 1.68% (1.0486 => 1.0662, std.dev.: 0.0003)
  SingleSource/Benchmarks/Shootout/methcall: 1.39% (8.5046 => 8.6227, std.dev.: 0.0183)
  MultiSource/Benchmarks/ASC_Sequoia/CrystalMk/CrystalMk: 1.29% (8.7966 => 8.9099, std.dev.: 0.0153)
  MultiSource/Benchmarks/TSVC/Symbolics-flt/Symbolics-flt: 1.28% (6.0152 => 6.0922, std.dev.: 0.0080)
  SingleSource/Benchmarks/Shootout-C++/lists: 1.16% (15.9603 => 16.1455, std.dev.: 0.0540)
  SingleSource/Benchmarks/Polybench/datamining/correlation/correlation: 1.07% (2.6621 => 2.6906, std.dev.: 0.0047)

Performance Improvements - Execution Time
-----------------------------------------
  SingleSource/Benchmarks/Polybench/linear-algebra/kernels/trmm/trmm: -7.09% (3.1544 => 2.9307, std.dev.: 0.0055)
  MultiSource/Benchmarks/FreeBench/neural/neural: -4.61% (0.4493 => 0.4286, std.dev.: 0.0061)
  MultiSource/Benchmarks/Ptrdist/ft/ft: -3.90% (0.7852 => 0.7546, std.dev.: 0.0102)
  SingleSource/UnitTests/Vectorizer/gcc-loops: -1.12% (18.8557 => 18.6453, std.dev.: 0.0817)

================================
Run-Over-Baseline Changes Detail
================================

Performance Regressions - Execution Time
----------------------------------------
  MultiSource/Benchmarks/TSVC/Equivalencing-flt/Equivalencing-flt: 11.98% (3.1585 => 3.5369, std.dev.: 0.0067)
  MultiSource/Benchmarks/Ptrdist/bc/bc: 8.14% (1.1019 => 1.1916, std.dev.: 0.0022)
  SingleSource/Benchmarks/Stanford/Puzzle: 8.09% (0.1668 => 0.1803, std.dev.: 0.0024)
  SingleSource/Benchmarks/Stanford/FloatMM: 5.07% (0.6939 => 0.7291, std.dev.: 0.0001)
  SingleSource/Benchmarks/Misc/fp-convert: 4.94% (7.3892 => 7.7540, std.dev.: 0.0557)
  MultiSource/Benchmarks/TSVC/Symbolics-flt/Symbolics-flt: 3.04% (5.9126 => 6.0922, std.dev.: 0.0080)
  MultiSource/Benchmarks/FreeBench/fourinarow/fourinarow: 2.98% (0.4526 => 0.4661, std.dev.: 0.0001)
  SingleSource/Benchmarks/Shootout-C++/lists: 2.96% (15.6810 => 16.1455, std.dev.: 0.0540)
  MultiSource/Benchmarks/Trimaran/enc-rc4/enc-rc4: 2.78% (1.8409 => 1.8921, std.dev.: 0.0043)
  SingleSource/Benchmarks/Polybench/stencils/jacobi-2d-imper/jacobi-2d-imper: 2.26% (1.5797 => 1.6154, std.dev.: 0.0116)
  MultiSource/Benchmarks/TSVC/ControlLoops-flt/ControlLoops-flt: 2.09% (3.1547 => 3.2206, std.dev.: 0.0015)
  MultiSource/Applications/viterbi/viterbi: 1.56% (2.6366 => 2.6778, std.dev.: 0.0036)
  SingleSource/Benchmarks/Misc/oourafft: 1.32% (3.6501 => 3.6984, std.dev.: 0.0132)
  SingleSource/Benchmarks/Polybench/linear-algebra/kernels/trmm/trmm: 1.27% (2.8940 => 2.9307, std.dev.: 0.0055)
  MultiSource/Benchmarks/ASC_Sequoia/CrystalMk/CrystalMk: 1.16% (8.8073 => 8.9099, std.dev.: 0.0153)
  SingleSource/Benchmarks/Misc-C++-EH/spirit: 1.12% (5.9583 => 6.0252, std.dev.: 0.0104)

Performance Improvements - Compile Time
---------------------------------------
  MultiSource/Benchmarks/BitBench/drop3/drop3: -26.89% (0.0688 => 0.0503, std.dev.: 0.0044)
  MultiSource/Benchmarks/MiBench/security-sha/security-sha: -10.20% (0.1088 => 0.0977, std.dev.: 0.0036)
  MultiSource/Benchmarks/Prolangs-C++/shapes/shapes: -9.02% (0.3247 => 0.2954, std.dev.: 0.0057)
  MultiSource/Benchmarks/VersaBench/dbms/dbms: -8.94% (1.0197 => 0.9285, std.dev.: 0.0243)
  MultiSource/Benchmarks/MiBench/security-rijndael/security-rijndael: -7.34% (0.6882 => 0.6377, std.dev.: 0.0074)
  MultiSource/Benchmarks/TSVC/LoopRestructuring-dbl/LoopRestructuring-dbl: -6.54% (1.3819 => 1.2915, std.dev.: 0.0193)
  MultiSource/Benchmarks/TSVC/NodeSplitting-flt/NodeSplitting-flt: -6.33% (1.3676 => 1.2810, std.dev.: 0.0281)
  MultiSource/Benchmarks/VersaBench/ecbdes/ecbdes: -5.62% (0.2758 => 0.2603, std.dev.: 0.0017)
  MultiSource/Benchmarks/TSVC/Reductions-dbl/Reductions-dbl: -5.14% (1.4277 => 1.3543, std.dev.: 0.0282)
  MultiSource/Benchmarks/TSVC/Equivalencing-flt/Equivalencing-flt: -4.75% (1.3505 => 1.2863, std.dev.: 0.0167)
  MultiSource/Benchmarks/MiBench/automotive-susan/automotive-susan: -4.42% (1.1409 => 1.0905, std.dev.: 0.0133)
  MultiSource/Benchmarks/TSVC/Searching-flt/Searching-flt: -4.34% (1.2724 => 1.2172, std.dev.: 0.0033)
  MultiSource/Benchmarks/TSVC/ControlFlow-dbl/ControlFlow-dbl: -4.29% (1.5305 => 1.4649, std.dev.: 0.0206)
  MultiSource/Benchmarks/TSVC/GlobalDataFlow-dbl/GlobalDataFlow-dbl: -4.22% (1.3660 => 1.3084, std.dev.: 0.0200)
  MultiSource/Benchmarks/TSVC/ControlLoops-flt/ControlLoops-flt: -4.10% (1.4113 => 1.3535, std.dev.: 0.0191)
  MultiSource/Benchmarks/TSVC/NodeSplitting-dbl/NodeSplitting-dbl: -3.94% (1.3157 => 1.2639, std.dev.: 0.0109)
  MultiSource/Benchmarks/TSVC/LinearDependence-dbl/LinearDependence-dbl: -3.82% (1.4125 => 1.3586, std.dev.: 0.0132)
  MultiSource/Benchmarks/TSVC/Recurrences-flt/Recurrences-flt: -3.18% (1.2785 => 1.2378, std.dev.: 0.0153)
  MultiSource/Benchmarks/Ptrdist/yacr2/yacr2: -2.77% (0.6995 => 0.6801, std.dev.: 0.0044)
  MultiSource/Applications/ALAC/encode/alacconvert-encode: -2.12% (1.1767 => 1.1517, std.dev.: 0.0046)
  MultiSource/Benchmarks/Ptrdist/bc/bc: -1.95% (1.3256 => 1.2997, std.dev.: 0.0071)

Performance Improvements - Execution Time
-----------------------------------------
  MultiSource/Benchmarks/VersaBench/dbms/dbms: -17.70% (2.8850 => 2.3743, std.dev.: 0.0420)
  MultiSource/Benchmarks/nbench/nbench: -5.03% (23.4696 => 22.2887, std.dev.: 0.3380)
  SingleSource/Benchmarks/Polybench/linear-algebra/kernels/syr2k/syr2k: -2.81% (6.0535 => 5.8833, std.dev.: 0.0150)

Report Time: 0.87s
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