diff --git a/README b/README index 6372e96bd..b3f1baa79 100644 --- a/README +++ b/README @@ -34,8 +34,10 @@ 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 //Level 3 BLAS subroutines are optimized. + ICT Loongson 3A + ICT Loongson 3B (Experimental) 4.Usages Link with libopenblas.a or -lopenblas for shared library. @@ -70,10 +72,10 @@ OpenBLAS users mailing list: http://list.rdcps.ac.cn/mailman/listinfo/openblas 8.ChangeLog Please see Changelog.txt to obtain the differences between GotoBLAS2 1.13 BSD version. -9.Known Issues -* The number of CPUs/Cores should less than or equal to 8*sizeof(unsigned long). On 64 bits, the limit - is 64. On 32 bits, it is 32. -* On Loongson 3A. make test would be failed because of pthread_create error. The error code is EAGAIN. However, it will be OK when you run the same testcase on shell. I don't think this is a bug in OpenBLAS. +9.Troubleshooting +* Please use Clang version 3.1 and above to compile the library on Sandy Bridge microarchitecture. The Clang 3.0 will generate the wrong AVX binary code. +* The number of CPUs/Cores should less than or equal to 256. +* On Loongson 3A. make test would be failed because of pthread_create error. The error code is EAGAIN. However, it will be OK when you run the same testcase on shell. 10. Specification of Git Branches We used the git branching model in this article (http://nvie.com/posts/a-successful-git-branching-model/). diff --git a/common_x86_64.h b/common_x86_64.h index 7b6d11f7d..19b0ac53c 100644 --- a/common_x86_64.h +++ b/common_x86_64.h @@ -425,6 +425,7 @@ REALNAME: #define ALIGN_2 .align 2 #define ALIGN_3 .align 3 #define ALIGN_4 .align 4 +#define ALIGN_5 .align 5 #define ffreep fstp #endif diff --git a/kernel/generic/zgemm_ncopy_4_sandy.c b/kernel/generic/zgemm_ncopy_4_sandy.c new file mode 100644 index 000000000..839bd5939 --- /dev/null +++ b/kernel/generic/zgemm_ncopy_4_sandy.c @@ -0,0 +1,235 @@ +/***************************************************************************** + Copyright (c) 2011,2012 Lab of Parallel Software and Computational Science,ISCAS + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are +met: + +1. Redistributions of source code must retain the above copyright +notice, this list of conditions and the following disclaimer. + +2. Redistributions in binary form must reproduce the above copyright +notice, this list of conditions and the following disclaimer in +the documentation and/or other materials provided with the +distribution. +3. Neither the name of the ISCAS nor the names of its contributors may +be used to endorse or promote products derived from this software +without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR +SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER +CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, +OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE +USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + + **********************************************************************************/ + +#include +#include "common.h" + +int CNAME(BLASLONG row,BLASLONG col,FLOAT* src,BLASLONG srcdim,FLOAT* dest) +{ + BLASLONG i,j; + BLASLONG idx=0; + BLASLONG ii; + FLOAT *src0,*src1,*src2,*src3,*dest0; + for (j=0; j +#include "common.h" + +int CNAME(BLASLONG row,BLASLONG col,FLOAT* src,BLASLONG srcdim,FLOAT* dest) +{ + BLASLONG i,j; + BLASLONG idx=0; + BLASLONG ii; + FLOAT *src0,*src1,*src2,*src3,*src4,*src5,*src6,*src7,*dest0; + for (j=0; j +#include "common.h" + +int CNAME(BLASLONG row,BLASLONG col,FLOAT* src,BLASLONG srcdim,FLOAT* dest) +{ + BLASLONG i,j; + BLASLONG idx=0; + BLASLONG ii; + FLOAT *src0,*src1,*src2,*src3,*dest0; + FLOAT *dest1,*dest2; + ii = col&-4; + ii = ii*(2*row); + dest2 = dest+ii; + ii = col&-2; + ii = ii*(2*row); + dest1 = dest+ii; + for (j=0; j +#include "common.h" + +int CNAME(BLASLONG row,BLASLONG col,FLOAT* src,BLASLONG srcdim,FLOAT* dest) +{ + BLASLONG i,j; + BLASLONG idx=0; + BLASLONG ii; + FLOAT *src0,*src1,*src2,*src3,*dest0; + FLOAT *dest1,*dest2,*dest4; + ii = col&-8; + ii = ii*(2*row); + dest4 = dest+ii; + ii = col&-4; + ii = ii*(2*row); + dest2 = dest+ii; + ii = col&-2; + ii = ii*(2*row); + dest1 = dest+ii; + for (j=0; j