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| author | Zhang Xianyi <xianyi@iscas.ac.cn> | 2012-06-23 08:34:40 +0800 |
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| committer | Zhang Xianyi <xianyi@iscas.ac.cn> | 2012-06-23 08:34:40 +0800 |
| commit | a6214c057e6b06783e08c3b450a24c3f86a63c31 (patch) | |
| tree | 4bc8969e4dc5823d9807be264bea094d09aee5a9 /README.md | |
| parent | fe809c39f9b3696a45531734e85edd9ff5eb93ff (diff) | |
| download | openblas-a6214c057e6b06783e08c3b450a24c3f86a63c31.tar.gz openblas-a6214c057e6b06783e08c3b450a24c3f86a63c31.tar.bz2 openblas-a6214c057e6b06783e08c3b450a24c3f86a63c31.zip | |
Modified readme.
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 25 |
1 files changed, 15 insertions, 10 deletions
@@ -3,12 +3,12 @@ ## Introduction OpenBLAS is an optimized BLAS library based on GotoBLAS2 1.13 BSD version. OpenBLAS is an open source project supported by Lab of Parallel Software and Computational Science, ISCAS <http://www.rdcps.ac.cn>. -Please read the documents on OpenBLAS wiki pages<http://github.com/xianyi/OpenBLAS/wiki>. +Please read the documents on OpenBLAS wiki pages <http://github.com/xianyi/OpenBLAS/wiki>. ## Intallation Download from project homepage. http://xianyi.github.com/OpenBLAS/ -Or, -check out codes from git://github.com/xianyi/OpenBLAS.git + +Or, check out codes from git://github.com/xianyi/OpenBLAS.git ### Normal compile * type "make" to detect the CPU automatically. or @@ -38,13 +38,15 @@ The default directory is /opt/OpenBLAS ## Support CPU & OS Please read GotoBLAS_01Readme.txt -Additional support CPU: -x86_64: - Intel Xeon 56xx (Westmere) //Used GotoBLAS2 Nehalem codes. - Intel Sandy Bridge -MIPS64: - ICT Loongson 3A - ICT Loongson 3B (Experimental) +### Additional support CPU: + +#### x86/x86-64: +* Intel Xeon 56xx (Westmere). Used GotoBLAS2 Nehalem codes. +* Intel Sandy Bridge. Optimized Level-3 BLAS with AVX on x86-64. +* AMD Bobcat. Used GotoBLAS2 Barcelona codes. +#### MIPS64: +* ICT Loongson 3A. Optimized Level-3 BLAS and the part of Level-1,2. +* ICT Loongson 3B (Experimental) ## Usages Link with libopenblas.a or -lopenblas for shared library. @@ -52,6 +54,7 @@ Link with libopenblas.a or -lopenblas for shared library. ### Set the number of threads with environment variables. Examples: + export OPENBLAS_NUM_THREADS=4 or @@ -69,7 +72,9 @@ If you compile this lib with USE_OPENMP=1, you should set OMP_NUM_THREADS enviro ### Set the number of threads with calling functions. Examples: + void goto_set_num_threads(int num_threads); + void openblas_set_num_threads(int num_threads); If you compile this lib with USE_OPENMP=1, you should use the above functions, too. |