LLVM Clang 3.4 AMD APU Benchmarks

Benchmarks by Michael Larabel for a future article on Phoronix.com. Quick look at LLVM Clang 3.3 vs. Clang 3.4 compiler performance. More tests forthcoming.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1411077-SO-1312033SO50
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Audio Encoding 2 Tests
C/C++ Compiler Tests 5 Tests
CPU Massive 6 Tests
Creator Workloads 4 Tests
Cryptography 2 Tests
Encoding 2 Tests
Multi-Core 2 Tests
Renderers 2 Tests
Server CPU Tests 2 Tests
Single-Threaded 5 Tests

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Clang 3.3
December 03 2013
 
Clang 3.5 SVN
December 03 2013
 
i7 4700HQ
November 08 2014
 
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Clang 3.3

Processor: AMD A10-6800K APU @ 4.70GHz (4 Cores), Motherboard: MSI FM2-A85XA-G65 (MS-7793) v1.0, Chipset: AMD Family 15h, Memory: 8192MB, Disk: 64GB OCZ AGILITY, Graphics: Sapphire AMD Radeon HD 6950 2048MB, Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411

OS: Ubuntu 13.10, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.3, Display Driver: radeon 7.2.99, OpenGL: 3.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4, Compiler: Clang 3.3-5ubuntu4, File-System: ext4, Screen Resolution: 2560x1600

Clang 3.5 SVN

OS: Ubuntu 13.10, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.3, Display Driver: radeon 7.2.99, OpenGL: 3.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4, Compiler: Clang 3.5-1~exp1, File-System: ext4, Screen Resolution: 2560x1600

i7 4700HQ

Processor: Intel Core i7-4700HQ @ 2.40GHz (8 Cores), Motherboard: ASUS G750JM v1.0, Chipset: Intel Xeon E3-1200 v3/4th, Memory: 31744MB, Disk: 1000GB Seagate ST1000LM014-1EJ1 + 1000GB TOSHIBA MQ01ABD1 + 1500GB HGST HTS541515A9, Graphics: ASUS NVIDIA GeForce GTX 860M 2048MB (540/2505MHz), Audio: Intel Haswell HDMI, Network: Qualcomm Atheros QCA8171 Gigabit + Broadcom BCM4352 802.11ac Wireless

OS: Ubuntu 14.04, Kernel: 3.13.0-39-generic (x86_64), Desktop: Unity 7.2.3, Display Server: X Server 1.15.1, OpenGL: 4.3.0, Compiler: GCC 4.8 + Clang 3.4-1ubuntu3 + LLVM 3.4 + CUDA 6.5, File-System: ext4, Screen Resolution: 1920x1080

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Processor Notes: Scaling Governor: acpi-cpufreq ondemand

LLVM Clang 3.4 AMD APU BenchmarksProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen ResolutionClang 3.3Clang 3.5 SVNi7 4700HQAMD A10-6800K APU @ 4.70GHz (4 Cores)MSI FM2-A85XA-G65 (MS-7793) v1.0AMD Family 15h8192MB64GB OCZ AGILITYSapphire AMD Radeon HD 6950 2048MBRealtek ALC892SyncMasterRealtek RTL8111/8168/8411Ubuntu 13.103.13.0-999-generic (x86_64)Unity 7.1.2X Server 1.14.3radeon 7.2.993.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4Clang 3.3-5ubuntu4ext42560x1600Clang 3.5-1~exp1Intel Core i7-4700HQ @ 2.40GHz (8 Cores)ASUS G750JM v1.0Intel Xeon E3-1200 v3/4th31744MB1000GB Seagate ST1000LM014-1EJ1 + 1000GB TOSHIBA MQ01ABD1 + 1500GB HGST HTS541515A9ASUS NVIDIA GeForce GTX 860M 2048MB (540/2505MHz)Intel Haswell HDMIQualcomm Atheros QCA8171 Gigabit + Broadcom BCM4352 802.11ac WirelessUbuntu 14.043.13.0-39-generic (x86_64)Unity 7.2.3X Server 1.15.14.3.0GCC 4.8 + Clang 3.4-1ubuntu3 + LLVM 3.4 + CUDA 6.51920x1080OpenBenchmarking.orgCompiler Details- i7 4700HQ: --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Processor Details- i7 4700HQ: Scaling Governor: acpi-cpufreq ondemand

Clang 3.3Clang 3.5 SVNi7 4700HQResult OverviewPhoronix Test Suite100%133%166%200%233%C-RayBLAKE2Himeno BenchmarkSmallptSciMarkFLAC Audio EncodingLAME MP3 EncodingBotan

LLVM Clang 3.4 AMD APU Benchmarksblake2: Phoronix Test Suite v4.8.5botan: Tigerbotan: KASUMIbotan: AES-256botan: Twofishbotan: CAST-256botan: X9.19-MACscimark2: Compositescimark2: Monte Carloscimark2: Fast Fourier Transformscimark2: Sparse Matrix Multiplyscimark2: Dense LU Matrix Factorizationscimark2: Jacobi Successive Over-Relaxationhimeno: Poisson Pressure Solverc-ray: Total Timesmallpt: Global Illumination Renderer; 100 Samplesencode-flac: WAV To FLACencode-mp3: WAV To MP3Clang 3.3Clang 3.5 SVNi7 4700HQ9.66361.1679.39180.17217.19115.6275.17830.17493.1174.161016.391198.511368.69770.3263.662117.0916.369.11360.7863.17178.18218.46112.4575.86850.62474.5969.011015.771325.061368.69811.8062.342206.3118.764.16361.1365.29133.77178.0181.1674.951204.07525.11255.921902.112347.95996.271480.8027.361265.4214.60OpenBenchmarking.org

BLAKE2

OpenBenchmarking.orgCycles Per Byte, Fewer Is BetterBLAKE2 20121223Phoronix Test Suite v4.8.5Clang 3.3Clang 3.5 SVNi7 4700HQ3691215SE +/- 0.03, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 39.669.114.161. (CC) gcc options: -std=gnu99 -O3 -march=native -lcrypto -lz
OpenBenchmarking.orgCycles Per Byte, Fewer Is BetterBLAKE2 20121223Phoronix Test Suite v4.8.5Clang 3.3Clang 3.5 SVNi7 4700HQ3691215Min: 9.63 / Avg: 9.66 / Max: 9.71Min: 9.11 / Avg: 9.11 / Max: 9.11Min: 4.16 / Avg: 4.16 / Max: 4.171. (CC) gcc options: -std=gnu99 -O3 -march=native -lcrypto -lz

Botan

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: TigerClang 3.3Clang 3.5 SVNi7 4700HQ80160240320400361.16360.78361.131. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: KASUMIClang 3.3Clang 3.5 SVNi7 4700HQ2040608010079.3963.1765.291. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: AES-256Clang 3.3Clang 3.5 SVNi7 4700HQ4080120160200180.17178.18133.771. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: TwofishClang 3.3Clang 3.5 SVNi7 4700HQ50100150200250217.19218.46178.011. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: CAST-256Clang 3.3Clang 3.5 SVNi7 4700HQ306090120150115.62112.4581.161. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2

OpenBenchmarking.orgMbytes/s, More Is BetterBotan 1.10.3Test: X9.19-MACClang 3.3Clang 3.5 SVNi7 4700HQ2040608010075.1775.8674.951. (CXX) g++ options: -m64 -ldl -lpthread -lrt -O2

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeClang 3.3Clang 3.5 SVNi7 4700HQ30060090012001500SE +/- 0.55, N = 4SE +/- 0.52, N = 4SE +/- 7.60, N = 4830.17850.621204.07-O3 -march=native-O3 -march=native1. (CXX) g++ options:
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeClang 3.3Clang 3.5 SVNi7 4700HQ2004006008001000Min: 828.93 / Avg: 830.17 / Max: 831.58Min: 849.21 / Avg: 850.62 / Max: 851.73Min: 1187.21 / Avg: 1204.07 / Max: 1217.541. (CXX) g++ options:

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloClang 3.3Clang 3.5 SVNi7 4700HQ110220330440550SE +/- 0.57, N = 4SE +/- 0.53, N = 4SE +/- 0.59, N = 4493.11474.59525.11-O3 -march=native-O3 -march=native1. (CXX) g++ options:
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloClang 3.3Clang 3.5 SVNi7 4700HQ90180270360450Min: 492.54 / Avg: 493.11 / Max: 494.81Min: 473.01 / Avg: 474.59 / Max: 475.11Min: 523.93 / Avg: 525.11 / Max: 526.181. (CXX) g++ options:

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformClang 3.3Clang 3.5 SVNi7 4700HQ60120180240300SE +/- 0.64, N = 4SE +/- 0.23, N = 2SE +/- 4.38, N = 474.1669.01255.92-O3 -march=native-O3 -march=native1. (CXX) g++ options:
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformClang 3.3Clang 3.5 SVNi7 4700HQ50100150200250Min: 72.76 / Avg: 74.16 / Max: 75.85Min: 68.78 / Avg: 69.01 / Max: 69.23Min: 242.8 / Avg: 255.92 / Max: 261.131. (CXX) g++ options:

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyClang 3.3Clang 3.5 SVNi7 4700HQ400800120016002000SE +/- 1.46, N = 4SE +/- 2.79, N = 4SE +/- 35.22, N = 31016.391015.771902.11-O3 -march=native-O3 -march=native1. (CXX) g++ options:
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyClang 3.3Clang 3.5 SVNi7 4700HQ30060090012001500Min: 1013.86 / Avg: 1016.39 / Max: 1018.91Min: 1008.87 / Avg: 1015.77 / Max: 1021.45Min: 1831.8 / Avg: 1902.11 / Max: 1940.951. (CXX) g++ options:

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationClang 3.3Clang 3.5 SVNi7 4700HQ5001000150020002500SE +/- 1.56, N = 4SE +/- 1.64, N = 4SE +/- 10.10, N = 41198.511325.062347.95-O3 -march=native-O3 -march=native1. (CXX) g++ options:
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationClang 3.3Clang 3.5 SVNi7 4700HQ400800120016002000Min: 1195.81 / Avg: 1198.51 / Max: 1201.2Min: 1320.13 / Avg: 1325.06 / Max: 1326.7Min: 2321.13 / Avg: 2347.95 / Max: 2367.071. (CXX) g++ options:

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationClang 3.3Clang 3.5 SVNi7 4700HQ30060090012001500SE +/- 0.00, N = 4SE +/- 0.00, N = 4SE +/- 2.16, N = 41368.691368.69996.27-O3 -march=native-O3 -march=native1. (CXX) g++ options:
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationClang 3.3Clang 3.5 SVNi7 4700HQ2004006008001000Min: 1368.69 / Avg: 1368.69 / Max: 1368.69Min: 1368.69 / Avg: 1368.69 / Max: 1368.69Min: 991.01 / Avg: 996.27 / Max: 1001.381. (CXX) g++ options:

Himeno Benchmark

The Himeno benchmark is a linear solver of pressure Poisson using a point-Jacobi method. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverClang 3.3Clang 3.5 SVNi7 4700HQ30060090012001500SE +/- 8.56, N = 3SE +/- 2.25, N = 3SE +/- 15.25, N = 3770.32811.801480.80-march=native-march=native1. (CC) gcc options: -O3
OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverClang 3.3Clang 3.5 SVNi7 4700HQ30060090012001500Min: 759.32 / Avg: 770.32 / Max: 787.17Min: 807.32 / Avg: 811.8 / Max: 814.4Min: 1461.66 / Avg: 1480.8 / Max: 1510.931. (CC) gcc options: -O3

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeClang 3.3Clang 3.5 SVNi7 4700HQ1428425670SE +/- 1.09, N = 6SE +/- 1.12, N = 6SE +/- 0.16, N = 363.6662.3427.36-march=native-march=native1. (CC) gcc options: -lm -lpthread -O3
OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeClang 3.3Clang 3.5 SVNi7 4700HQ1224364860Min: 58.36 / Avg: 63.66 / Max: 65.28Min: 57.06 / Avg: 62.34 / Max: 64.36Min: 27.11 / Avg: 27.36 / Max: 27.651. (CC) gcc options: -lm -lpthread -O3

Smallpt

Smallpt is a C++ global illumination renderer written in less than 100 lines of code. Global illumination is done via unbiased Monte Carlo path tracing and there is multi-threading support via the OpenMP library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesClang 3.3Clang 3.5 SVNi7 4700HQ50100150200250SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 1.93, N = 6211220126-O3 -march=native-O3 -march=native1. (CXX) g++ options: -fopenmp
OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 100 SamplesClang 3.3Clang 3.5 SVNi7 4700HQ4080120160200Min: 210 / Avg: 210.67 / Max: 211Min: 220 / Avg: 220.33 / Max: 221Min: 123 / Avg: 125.67 / Max: 1351. (CXX) g++ options: -fopenmp

FLAC Audio Encoding

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.0WAV To FLACClang 3.3Clang 3.5 SVNi7 4700HQ246810SE +/- 0.00, N = 5SE +/- 0.00, N = 5SE +/- 0.06, N = 97.096.315.42-O3 -march=native-O3 -march=native-O21. (CXX) g++ options: -fvisibility=hidden -logg -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.0WAV To FLACClang 3.3Clang 3.5 SVNi7 4700HQ3691215Min: 7.08 / Avg: 7.09 / Max: 7.1Min: 6.3 / Avg: 6.31 / Max: 6.32Min: 5.31 / Avg: 5.42 / Max: 5.91. (CXX) g++ options: -fvisibility=hidden -logg -lm

LAME MP3 Encoding

LAME is an MP3 encoder licensed under the LGPL. This test measures the time required to encode a WAV file to MP3 format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3Clang 3.3Clang 3.5 SVNi7 4700HQ510152025SE +/- 0.00, N = 5SE +/- 0.01, N = 5SE +/- 0.09, N = 516.3618.7614.60-march=native-march=native-fomit-frame-pointer -ffast-math1. (CC) gcc options: -pipe -O3 -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3Clang 3.3Clang 3.5 SVNi7 4700HQ510152025Min: 16.35 / Avg: 16.36 / Max: 16.37Min: 18.73 / Avg: 18.76 / Max: 18.79Min: 14.31 / Avg: 14.6 / Max: 14.821. (CC) gcc options: -pipe -O3 -lm

Clang 3.3

Processor: AMD A10-6800K APU @ 4.70GHz (4 Cores), Motherboard: MSI FM2-A85XA-G65 (MS-7793) v1.0, Chipset: AMD Family 15h, Memory: 8192MB, Disk: 64GB OCZ AGILITY, Graphics: Sapphire AMD Radeon HD 6950 2048MB, Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411

OS: Ubuntu 13.10, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.3, Display Driver: radeon 7.2.99, OpenGL: 3.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4, Compiler: Clang 3.3-5ubuntu4, File-System: ext4, Screen Resolution: 2560x1600

Testing initiated at 3 December 2013 08:56 by user phoronix.

Clang 3.5 SVN

Processor: AMD A10-6800K APU @ 4.70GHz (4 Cores), Motherboard: MSI FM2-A85XA-G65 (MS-7793) v1.0, Chipset: AMD Family 15h, Memory: 8192MB, Disk: 64GB OCZ AGILITY, Graphics: Sapphire AMD Radeon HD 6950 2048MB, Audio: Realtek ALC892, Monitor: SyncMaster, Network: Realtek RTL8111/8168/8411

OS: Ubuntu 13.10, Kernel: 3.13.0-999-generic (x86_64), Desktop: Unity 7.1.2, Display Server: X Server 1.14.3, Display Driver: radeon 7.2.99, OpenGL: 3.1 Mesa 10.1.0-devel (git-5b331f6 saucy-oibaf-ppa) Gallium 0.4, Compiler: Clang 3.5-1~exp1, File-System: ext4, Screen Resolution: 2560x1600

Testing initiated at 3 December 2013 09:38 by user phoronix.

i7 4700HQ

Processor: Intel Core i7-4700HQ @ 2.40GHz (8 Cores), Motherboard: ASUS G750JM v1.0, Chipset: Intel Xeon E3-1200 v3/4th, Memory: 31744MB, Disk: 1000GB Seagate ST1000LM014-1EJ1 + 1000GB TOSHIBA MQ01ABD1 + 1500GB HGST HTS541515A9, Graphics: ASUS NVIDIA GeForce GTX 860M 2048MB (540/2505MHz), Audio: Intel Haswell HDMI, Network: Qualcomm Atheros QCA8171 Gigabit + Broadcom BCM4352 802.11ac Wireless

OS: Ubuntu 14.04, Kernel: 3.13.0-39-generic (x86_64), Desktop: Unity 7.2.3, Display Server: X Server 1.15.1, OpenGL: 4.3.0, Compiler: GCC 4.8 + Clang 3.4-1ubuntu3 + LLVM 3.4 + CUDA 6.5, File-System: ext4, Screen Resolution: 1920x1080

Compiler Notes: --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.8-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.8-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v
Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Testing initiated at 8 November 2014 01:56 by user lin.