[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/18163?compare_to=18157&baseline=17660
Nickname: chinook-clangslave1__O3-plain__clang_DEV__powerpc64:21

Comparing:
     Run: 18163, Order: 196731, Start Time: 2013-12-08 20:40:20, End Time: 2013-12-08 22:24:26
      To: 18157, Order: 196727, Start Time: 2013-12-08 18:34:23, End Time: 2013-12-08 20:17:52
Baseline: 17660, Order: 195884, Start Time: 2013-11-27 22:43:57, End Time: 2013-11-28 00:31:03

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

Performance Regressions: 13 (15 on baseline)
Performance Improvements: 13 (22 on baseline)
Unchanged Tests: 1084 (1073 on baseline)
Total Tests: 1110

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

Performance Regressions - Compile Time
--------------------------------------
  MultiSource/Applications/aha/aha: 10.70% (0.1252 => 0.1386, std.dev.: 0.0040)

Performance Regressions - Execution Time
----------------------------------------
  SingleSource/Benchmarks/Shootout/matrix: 17.29% (1.8004 => 2.1117, std.dev.: 0.0021)
  SingleSource/Benchmarks/Polybench/linear-algebra/kernels/gemver/gemver: 4.07% (0.3761 => 0.3914, std.dev.: 0.0035)
  SingleSource/Benchmarks/Adobe-C++/simple_types_constant_folding: 3.87% (4.2117 => 4.3747, std.dev.: 0.0179)
  MultiSource/Benchmarks/TSVC/CrossingThresholds-dbl/CrossingThresholds-dbl: 3.52% (5.7924 => 5.9962, std.dev.: 0.0017)
  MultiSource/Benchmarks/MallocBench/espresso/espresso: 3.33% (0.6217 => 0.6424, std.dev.: 0.0034)
  SingleSource/Benchmarks/Shootout-C++/EH/except: 2.99% (0.4785 => 0.4928, std.dev.: 0.0027)
  MultiSource/Benchmarks/TSVC/Searching-dbl/Searching-dbl: 2.62% (6.7080 => 6.8836, std.dev.: 0.0608)
  MultiSource/Benchmarks/TSVC/Packing-flt/Packing-flt: 2.43% (5.2104 => 5.3369, std.dev.: 0.0324)
  SingleSource/Benchmarks/Polybench/linear-algebra/kernels/3mm/3mm: 2.37% (60.4908 => 61.9218, std.dev.: 0.4525)
  SingleSource/Benchmarks/CoyoteBench/huffbench: 1.80% (23.4062 => 23.8277, std.dev.: 0.0078)
  SingleSource/Benchmarks/Misc/oourafft: 1.57% (3.6508 => 3.7080, std.dev.: 0.0086)
  MultiSource/Benchmarks/TSVC/Expansion-dbl/Expansion-dbl: 1.13% (4.9334 => 4.9893, std.dev.: 0.0011)

Performance Improvements - Compile Time
---------------------------------------
  SingleSource/Benchmarks/Misc-C++-EH/spirit: -7.36% (5.8672 => 5.4354, std.dev.: 0.1257)
  SingleSource/Benchmarks/Adobe-C++/simple_types_constant_folding: -6.45% (2.9394 => 2.7497, std.dev.: 0.0594)
  SingleSource/Benchmarks/Shootout-C++/moments: -6.43% (0.4105 => 0.3841, std.dev.: 0.0026)
  SingleSource/Benchmarks/Adobe-C++/loop_unroll: -5.74% (4.5078 => 4.2489, std.dev.: 0.0875)
  SingleSource/UnitTests/Vector/Altivec/alti_stepfft: -5.38% (0.1932 => 0.1828, std.dev.: 0.0025)
  SingleSource/Benchmarks/Adobe-C++/stepanov_abstraction: -2.06% (0.6399 => 0.6267, std.dev.: 0.0044)

Performance Improvements - Execution Time
-----------------------------------------
  SingleSource/UnitTests/Vector/Altivec/alti_expandfft: -11.60% (32.0691 => 28.3486, std.dev.: 1.2004)
  MultiSource/Benchmarks/Olden/em3d/em3d: -8.68% (4.9339 => 4.5055, std.dev.: 0.0292)
  MultiSource/Applications/spiff/spiff: -4.38% (2.9581 => 2.8286, std.dev.: 0.0400)
  MultiSource/Applications/siod/siod: -4.06% (3.5813 => 3.4360, std.dev.: 0.0476)
  MultiSource/Applications/sgefa/sgefa: -3.40% (0.9197 => 0.8884, std.dev.: 0.0013)
  SingleSource/Benchmarks/Polybench/stencils/seidel-2d/seidel-2d: -2.07% (1.6351 => 1.6012, std.dev.: 0.0122)
  SingleSource/Benchmarks/Polybench/datamining/covariance/covariance: -1.87% (4.0204 => 3.9454, std.dev.: 0.0179)

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

Performance Regressions - Compile Time
--------------------------------------
  MultiSource/Applications/aha/aha: 10.17% (0.1258 => 0.1386, std.dev.: 0.0040)
  MultiSource/Benchmarks/Prolangs-C++/city/city: 2.75% (1.4994 => 1.5406, std.dev.: 0.0112)

Performance Regressions - Execution Time
----------------------------------------
  SingleSource/Benchmarks/Shootout/matrix: 17.58% (1.7960 => 2.1117, std.dev.: 0.0021)
  MultiSource/Benchmarks/Ptrdist/yacr2/yacr2: 11.06% (1.0232 => 1.1364, std.dev.: 0.0408)
  SingleSource/Benchmarks/Stanford/Puzzle: 7.85% (0.1668 => 0.1799, std.dev.: 0.0047)
  SingleSource/Benchmarks/Adobe-C++/simple_types_constant_folding: 4.56% (4.1840 => 4.3747, std.dev.: 0.0179)
  MultiSource/Benchmarks/TSVC/LinearDependence-dbl/LinearDependence-dbl: 3.77% (5.0601 => 5.2507, std.dev.: 0.0032)
  MultiSource/Benchmarks/TSVC/CrossingThresholds-dbl/CrossingThresholds-dbl: 3.47% (5.7952 => 5.9962, std.dev.: 0.0017)
  MultiSource/Benchmarks/FreeBench/fourinarow/fourinarow: 2.98% (0.4526 => 0.4661, std.dev.: 0.0002)
  MultiSource/Benchmarks/MallocBench/espresso/espresso: 2.60% (0.6261 => 0.6424, std.dev.: 0.0034)
  SingleSource/Benchmarks/CoyoteBench/huffbench: 1.84% (23.3972 => 23.8277, std.dev.: 0.0078)
  MultiSource/Applications/sgefa/sgefa: 1.59% (0.8745 => 0.8884, std.dev.: 0.0013)
  SingleSource/Benchmarks/Misc/oourafft: 1.59% (3.6501 => 3.7080, std.dev.: 0.0086)
  SingleSource/Benchmarks/Misc-C++-EH/spirit: 1.39% (5.9583 => 6.0411, std.dev.: 0.0201)
  MultiSource/Benchmarks/TSVC/Expansion-dbl/Expansion-dbl: 1.07% (4.9365 => 4.9893, std.dev.: 0.0011)

Performance Improvements - Compile Time
---------------------------------------
  MultiSource/Benchmarks/BitBench/drop3/drop3: -26.74% (0.0688 => 0.0504, std.dev.: 0.0035)
  MultiSource/Benchmarks/MiBench/office-stringsearch/office-stringsearch: -13.88% (0.1938 => 0.1669, std.dev.: 0.0052)
  MultiSource/Benchmarks/Prolangs-C++/shapes/shapes: -8.96% (0.3247 => 0.2956, std.dev.: 0.0045)
  MultiSource/Benchmarks/Trimaran/enc-md5/enc-md5: -8.06% (0.1774 => 0.1631, std.dev.: 0.0040)
  SingleSource/Benchmarks/Misc-C++-EH/spirit: -7.48% (5.8749 => 5.4354, std.dev.: 0.1257)
  MultiSource/Benchmarks/mediabench/g721/g721encode/encode: -7.44% (0.2540 => 0.2351, std.dev.: 0.0047)
  MultiSource/Benchmarks/tramp3d-v4/tramp3d-v4: -7.32% (25.9661 => 24.0665, std.dev.: 0.5872)
  MultiSource/Benchmarks/TSVC/Equivalencing-dbl/Equivalencing-dbl: -6.34% (1.3146 => 1.2312, std.dev.: 0.0151)
  MultiSource/Benchmarks/TSVC/Reductions-dbl/Reductions-dbl: -6.11% (1.4277 => 1.3404, std.dev.: 0.0063)
  MultiSource/Benchmarks/TSVC/StatementReordering-dbl/StatementReordering-dbl: -5.90% (1.2824 => 1.2067, std.dev.: 0.0129)
  MultiSource/Benchmarks/TSVC/LinearDependence-dbl/LinearDependence-dbl: -5.62% (1.4125 => 1.3331, std.dev.: 0.0129)
  MultiSource/Benchmarks/TSVC/LoopRestructuring-dbl/LoopRestructuring-dbl: -5.51% (1.3819 => 1.3057, std.dev.: 0.0051)
  MultiSource/Benchmarks/TSVC/Symbolics-dbl/Symbolics-dbl: -4.97% (1.3127 => 1.2475, std.dev.: 0.0064)
  MultiSource/Benchmarks/TSVC/NodeSplitting-dbl/NodeSplitting-dbl: -4.74% (1.3157 => 1.2533, std.dev.: 0.0086)
  MultiSource/Benchmarks/TSVC/InductionVariable-dbl/InductionVariable-dbl: -3.64% (1.3460 => 1.2970, std.dev.: 0.0094)
  MultiSource/Benchmarks/TSVC/Recurrences-flt/Recurrences-flt: -3.08% (1.2785 => 1.2391, std.dev.: 0.0110)
  MultiSource/Benchmarks/TSVC/Expansion-dbl/Expansion-dbl: -2.76% (1.3702 => 1.3324, std.dev.: 0.0038)
  MultiSource/Benchmarks/TSVC/LoopRerolling-dbl/LoopRerolling-dbl: -2.20% (1.2670 => 1.2391, std.dev.: 0.0097)
  MultiSource/Benchmarks/TSVC/CrossingThresholds-dbl/CrossingThresholds-dbl: -1.94% (1.3068 => 1.2815, std.dev.: 0.0035)
  MultiSource/Benchmarks/Prolangs-C/football/football: -1.28% (0.9915 => 0.9788, std.dev.: 0.0033)

Performance Improvements - Execution Time
-----------------------------------------
  MultiSource/Benchmarks/Olden/em3d/em3d: -2.32% (4.6123 => 4.5055, std.dev.: 0.0292)
  MultiSource/Benchmarks/TSVC/Symbolics-dbl/Symbolics-dbl: -1.97% (5.1947 => 5.0922, std.dev.: 0.0038)

Report Time: 0.82s
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