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Modified readme.

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Zhang Xianyi 2012-06-23 08:34:40 +08:00
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README.md
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@ -3,12 +3,12 @@
## Introduction ## 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>. 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 ## Intallation
Download from project homepage. http://xianyi.github.com/OpenBLAS/ 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 ### Normal compile
* type "make" to detect the CPU automatically. * type "make" to detect the CPU automatically.
or or
@ -38,13 +38,15 @@ The default directory is /opt/OpenBLAS
## Support CPU & OS ## Support CPU & OS
Please read GotoBLAS_01Readme.txt Please read GotoBLAS_01Readme.txt
Additional support CPU: ### Additional support CPU:
x86_64:
Intel Xeon 56xx (Westmere) //Used GotoBLAS2 Nehalem codes. #### x86/x86-64:
Intel Sandy Bridge * Intel Xeon 56xx (Westmere). Used GotoBLAS2 Nehalem codes.
MIPS64: * Intel Sandy Bridge. Optimized Level-3 BLAS with AVX on x86-64.
ICT Loongson 3A * AMD Bobcat. Used GotoBLAS2 Barcelona codes.
ICT Loongson 3B (Experimental) #### MIPS64:
* ICT Loongson 3A. Optimized Level-3 BLAS and the part of Level-1,2.
* ICT Loongson 3B (Experimental)
## Usages ## Usages
Link with libopenblas.a or -lopenblas for shared library. 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. ### Set the number of threads with environment variables.
Examples: Examples:
export OPENBLAS_NUM_THREADS=4 export OPENBLAS_NUM_THREADS=4
or 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. ### Set the number of threads with calling functions.
Examples: Examples:
void goto_set_num_threads(int num_threads); void goto_set_num_threads(int num_threads);
void openblas_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. If you compile this lib with USE_OPENMP=1, you should use the above functions, too.