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Add alpha=1.0 beta=0.0 for small gemm.

This commit is contained in:
Xianyi Zhang 2020-04-28 22:35:36 +08:00 committed by Wangyang Guo
parent 0a2077901c
commit be3349405d
10 changed files with 309 additions and 4 deletions
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5
common_d.h
View File

@ -163,6 +163,11 @@
#define DGEMM_SMALL_KERNEL_TN dgemm_small_kernel_tn #define DGEMM_SMALL_KERNEL_TN dgemm_small_kernel_tn
#define DGEMM_SMALL_KERNEL_TT dgemm_small_kernel_tt #define DGEMM_SMALL_KERNEL_TT dgemm_small_kernel_tt
#define DGEMM_SMALL_KERNEL_A1B0_NN dgemm_small_kernel_a1b0_nn
#define DGEMM_SMALL_KERNEL_A1B0_NT dgemm_small_kernel_a1b0_nt
#define DGEMM_SMALL_KERNEL_A1B0_TN dgemm_small_kernel_a1b0_tn
#define DGEMM_SMALL_KERNEL_A1B0_TT dgemm_small_kernel_a1b0_tt
#else #else
#define DAMAX_K gotoblas -> damax_k #define DAMAX_K gotoblas -> damax_k

11
common_level3.h
View File

@ -525,6 +525,17 @@ int dgemm_small_kernel_nn(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLO
int dgemm_small_kernel_nt(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double alpha, double * B, BLASLONG ldb, double beta, double * C, BLASLONG ldc); int dgemm_small_kernel_nt(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double alpha, double * B, BLASLONG ldb, double beta, double * C, BLASLONG ldc);
int dgemm_small_kernel_tn(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double alpha, double * B, BLASLONG ldb, double beta, double * C, BLASLONG ldc); int dgemm_small_kernel_tn(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double alpha, double * B, BLASLONG ldb, double beta, double * C, BLASLONG ldc);
int dgemm_small_kernel_tt(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double alpha, double * B, BLASLONG ldb, double beta, double * C, BLASLONG ldc); int dgemm_small_kernel_tt(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double alpha, double * B, BLASLONG ldb, double beta, double * C, BLASLONG ldc);
int sgemm_small_kernel_a1b0_nn(BLASLONG m, BLASLONG n, BLASLONG k, float * A, BLASLONG lda, float * B, BLASLONG ldb, float * C, BLASLONG ldc);
int sgemm_small_kernel_a1b0_nt(BLASLONG m, BLASLONG n, BLASLONG k, float * A, BLASLONG lda, float * B, BLASLONG ldb, float * C, BLASLONG ldc);
int sgemm_small_kernel_a1b0_tn(BLASLONG m, BLASLONG n, BLASLONG k, float * A, BLASLONG lda, float * B, BLASLONG ldb, float * C, BLASLONG ldc);
int sgemm_small_kernel_a1b0_tt(BLASLONG m, BLASLONG n, BLASLONG k, float * A, BLASLONG lda, float * B, BLASLONG ldb, float * C, BLASLONG ldc);
int dgemm_small_kernel_a1b0_nn(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double * B, BLASLONG ldb, double * C, BLASLONG ldc);
int dgemm_small_kernel_a1b0_nt(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double * B, BLASLONG ldb, double * C, BLASLONG ldc);
int dgemm_small_kernel_a1b0_tn(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double * B, BLASLONG ldb, double * C, BLASLONG ldc);
int dgemm_small_kernel_a1b0_tt(BLASLONG m, BLASLONG n, BLASLONG k, double * A, BLASLONG lda, double * B, BLASLONG ldb, double * C, BLASLONG ldc);
#endif #endif
int cgemm_kernel_n(BLASLONG, BLASLONG, BLASLONG, float, float, float *, float *, float *, BLASLONG); int cgemm_kernel_n(BLASLONG, BLASLONG, BLASLONG, float, float, float *, float *, float *, BLASLONG);

14
common_macro.h
View File

@ -648,6 +648,10 @@
#define GEMM_SMALL_KERNEL_NT DGEMM_SMALL_KERNEL_NT #define GEMM_SMALL_KERNEL_NT DGEMM_SMALL_KERNEL_NT
#define GEMM_SMALL_KERNEL_TN DGEMM_SMALL_KERNEL_TN #define GEMM_SMALL_KERNEL_TN DGEMM_SMALL_KERNEL_TN
#define GEMM_SMALL_KERNEL_TT DGEMM_SMALL_KERNEL_TT #define GEMM_SMALL_KERNEL_TT DGEMM_SMALL_KERNEL_TT
#define GEMM_SMALL_KERNEL_A1B0_NN DGEMM_SMALL_KERNEL_A1B0_NN
#define GEMM_SMALL_KERNEL_A1B0_NT DGEMM_SMALL_KERNEL_A1B0_NT
#define GEMM_SMALL_KERNEL_A1B0_TN DGEMM_SMALL_KERNEL_A1B0_TN
#define GEMM_SMALL_KERNEL_A1B0_TT DGEMM_SMALL_KERNEL_A1B0_TT
#elif defined(BFLOAT16) #elif defined(BFLOAT16)
@ -941,6 +945,11 @@
#define GEMM_SMALL_KERNEL_TN SGEMM_SMALL_KERNEL_TN #define GEMM_SMALL_KERNEL_TN SGEMM_SMALL_KERNEL_TN
#define GEMM_SMALL_KERNEL_TT SGEMM_SMALL_KERNEL_TT #define GEMM_SMALL_KERNEL_TT SGEMM_SMALL_KERNEL_TT
#define GEMM_SMALL_KERNEL_A1B0_NN SGEMM_SMALL_KERNEL_A1B0_NN
#define GEMM_SMALL_KERNEL_A1B0_NT SGEMM_SMALL_KERNEL_A1B0_NT
#define GEMM_SMALL_KERNEL_A1B0_TN SGEMM_SMALL_KERNEL_A1B0_TN
#define GEMM_SMALL_KERNEL_A1B0_TT SGEMM_SMALL_KERNEL_A1B0_TT
#endif #endif
#else #else
@ -1252,6 +1261,11 @@
#define GEMM_SMALL_KERNEL_TN SGEMM_SMALL_KERNEL_TN #define GEMM_SMALL_KERNEL_TN SGEMM_SMALL_KERNEL_TN
#define GEMM_SMALL_KERNEL_TT SGEMM_SMALL_KERNEL_TT #define GEMM_SMALL_KERNEL_TT SGEMM_SMALL_KERNEL_TT
#define GEMM_SMALL_KERNEL_A1B0_NN SGEMM_SMALL_KERNEL_A1B0_NN
#define GEMM_SMALL_KERNEL_A1B0_NT SGEMM_SMALL_KERNEL_A1B0_NT
#define GEMM_SMALL_KERNEL_A1B0_TN SGEMM_SMALL_KERNEL_A1B0_TN
#define GEMM_SMALL_KERNEL_A1B0_TT SGEMM_SMALL_KERNEL_A1B0_TT
#endif #endif
#else #else
#ifdef XDOUBLE #ifdef XDOUBLE

5
common_s.h
View File

@ -169,6 +169,11 @@
#define SGEMM_SMALL_KERNEL_TN sgemm_small_kernel_tn #define SGEMM_SMALL_KERNEL_TN sgemm_small_kernel_tn
#define SGEMM_SMALL_KERNEL_TT sgemm_small_kernel_tt #define SGEMM_SMALL_KERNEL_TT sgemm_small_kernel_tt
#define SGEMM_SMALL_KERNEL_A1B0_NN sgemm_small_kernel_a1b0_nn
#define SGEMM_SMALL_KERNEL_A1B0_NT sgemm_small_kernel_a1b0_nt
#define SGEMM_SMALL_KERNEL_A1B0_TN sgemm_small_kernel_a1b0_tn
#define SGEMM_SMALL_KERNEL_A1B0_TT sgemm_small_kernel_a1b0_tt
#else #else
#define SAMAX_K gotoblas -> samax_k #define SAMAX_K gotoblas -> samax_k

18
interface/gemm.c
View File

@ -115,6 +115,15 @@ static int (*gemm_small_kernel[])(BLASLONG, BLASLONG, BLASLONG, FLOAT *, BLASLON
#endif #endif
#endif #endif
}; };
static int (*gemm_small_kernel_a1b0[])(BLASLONG, BLASLONG, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG) = {
#ifndef GEMM3M
#ifndef COMPLEX
GEMM_SMALL_KERNEL_A1B0_NN, GEMM_SMALL_KERNEL_A1B0_TN, NULL, NULL,
GEMM_SMALL_KERNEL_A1B0_NT, GEMM_SMALL_KERNEL_A1B0_TT, NULL, NULL,
#endif
#endif
};
#endif #endif
#ifndef CBLAS #ifndef CBLAS
@ -435,8 +444,13 @@ void CNAME(enum CBLAS_ORDER order, enum CBLAS_TRANSPOSE TransA, enum CBLAS_TRANS
#if !defined(COMPLEX) #if !defined(COMPLEX)
//need to tune small matrices cases. //need to tune small matrices cases.
if(MNK <= 100.0*100.0*100.0){ if(MNK <= 100.0*100.0*100.0){
(gemm_small_kernel[(transb << 2) | transa])(args.m, args.n, args.k, args.a, args.lda, *(FLOAT *)(args.alpha), args.b,
args.ldb, *(FLOAT *)(args.beta), args.c, args.ldc); if(*(FLOAT *)(args.alpha) == 1.0 && *(FLOAT *)(args.beta) == 0.0){
(gemm_small_kernel_a1b0[(transb << 2) | transa])(args.m, args.n, args.k, args.a, args.lda,args.b, args.ldb, args.c, args.ldc);
}else{
(gemm_small_kernel[(transb << 2) | transa])(args.m, args.n, args.k, args.a, args.lda, *(FLOAT *)(args.alpha), args.b, args.ldb, *(FLOAT *)(args.beta), args.c, args.ldc);
}
return; return;
} }
#endif #endif

64
kernel/Makefile.L3
View File

@ -452,11 +452,15 @@ ifeq ($(SMALL_MATRIX_OPT), 1)
SBLASOBJS += \ SBLASOBJS += \
sgemm_small_kernel_nn$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_nt$(TSUFFIX).$(SUFFIX) \ sgemm_small_kernel_nn$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_nt$(TSUFFIX).$(SUFFIX) \
sgemm_small_kernel_tn$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_tn$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) \
sgemm_small_kernel_a1b0_nn$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_a1b0_nt$(TSUFFIX).$(SUFFIX) \
sgemm_small_kernel_a1b0_tn$(TSUFFIX).$(SUFFIX) sgemm_small_kernel_a1b0_tt$(TSUFFIX).$(SUFFIX)
DBLASOBJS += \ DBLASOBJS += \
dgemm_small_kernel_nn$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_nt$(TSUFFIX).$(SUFFIX) \ dgemm_small_kernel_nn$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_nt$(TSUFFIX).$(SUFFIX) \
dgemm_small_kernel_tn$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_tn$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) \
dgemm_small_kernel_a1b0_nn$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_a1b0_nt$(TSUFFIX).$(SUFFIX) \
dgemm_small_kernel_a1b0_tn$(TSUFFIX).$(SUFFIX) dgemm_small_kernel_a1b0_tt$(TSUFFIX).$(SUFFIX)
endif endif
@ -4282,6 +4286,34 @@ $(KDIR)dgemm_small_kernel_tn$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_
$(KDIR)dgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_TT) $(KDIR)dgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_TT)
$(CC) $(CFLAGS) -c -DDOUBLE -UCOMPLEX $< -o $@ $(CC) $(CFLAGS) -c -DDOUBLE -UCOMPLEX $< -o $@
ifndef DGEMM_SAMLL_K_A1B0_NN
DGEMM_SAMLL_K_A1B0_NN = ../generic/gemm_small_matrix_kernel_a1b0_nn.c
endif
ifndef DGEMM_SAMLL_K_A1B0_NT
DGEMM_SAMLL_K_A1B0_NT = ../generic/gemm_small_matrix_kernel_a1b0_nt.c
endif
ifndef DGEMM_SAMLL_K_A1B0_TN
DGEMM_SAMLL_K_A1B0_TN = ../generic/gemm_small_matrix_kernel_a1b0_tn.c
endif
ifndef DGEMM_SAMLL_K_A1B0_TT
DGEMM_SAMLL_K_A1B0_TT = ../generic/gemm_small_matrix_kernel_a1b0_tt.c
endif
$(KDIR)dgemm_small_kernel_a1b0_nn$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_A1B0_NN)
$(CC) $(CFLAGS) -c -DDOUBLE -UCOMPLEX $< -o $@
$(KDIR)dgemm_small_kernel_a1b0_nt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_A1B0_NT)
$(CC) $(CFLAGS) -c -DDOUBLE -UCOMPLEX $< -o $@
$(KDIR)dgemm_small_kernel_a1b0_tn$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_A1B0_TN)
$(CC) $(CFLAGS) -c -DDOUBLE -UCOMPLEX $< -o $@
$(KDIR)dgemm_small_kernel_a1b0_tt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(DGEMM_SAMLL_K_A1B0_TT)
$(CC) $(CFLAGS) -c -DDOUBLE -UCOMPLEX $< -o $@
ifndef SGEMM_SAMLL_K_NN ifndef SGEMM_SAMLL_K_NN
SGEMM_SAMLL_K_NN = ../generic/gemm_small_matrix_kernel_nn.c SGEMM_SAMLL_K_NN = ../generic/gemm_small_matrix_kernel_nn.c
@ -4310,3 +4342,31 @@ $(KDIR)sgemm_small_kernel_tn$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_
$(KDIR)sgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_TT) $(KDIR)sgemm_small_kernel_tt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_TT)
$(CC) $(CFLAGS) -c -UDOUBLE -UCOMPLEX $< -o $@ $(CC) $(CFLAGS) -c -UDOUBLE -UCOMPLEX $< -o $@
ifndef SGEMM_SAMLL_K_A1B0_NN
SGEMM_SAMLL_K_A1B0_NN = ../generic/gemm_small_matrix_kernel_a1b0_nn.c
endif
ifndef SGEMM_SAMLL_K_A1B0_NT
SGEMM_SAMLL_K_A1B0_NT = ../generic/gemm_small_matrix_kernel_a1b0_nt.c
endif
ifndef SGEMM_SAMLL_K_A1B0_TN
SGEMM_SAMLL_K_A1B0_TN = ../generic/gemm_small_matrix_kernel_a1b0_tn.c
endif
ifndef SGEMM_SAMLL_K_A1B0_TT
SGEMM_SAMLL_K_A1B0_TT = ../generic/gemm_small_matrix_kernel_a1b0_tt.c
endif
$(KDIR)sgemm_small_kernel_a1b0_nn$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_A1B0_NN)
$(CC) $(CFLAGS) -c -UDOUBLE -UCOMPLEX $< -o $@
$(KDIR)sgemm_small_kernel_a1b0_nt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_A1B0_NT)
$(CC) $(CFLAGS) -c -UDOUBLE -UCOMPLEX $< -o $@
$(KDIR)sgemm_small_kernel_a1b0_tn$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_A1B0_TN)
$(CC) $(CFLAGS) -c -UDOUBLE -UCOMPLEX $< -o $@
$(KDIR)sgemm_small_kernel_a1b0_tt$(TSUFFIX).$(SUFFIX) : $(KERNELDIR)/$(SGEMM_SAMLL_K_A1B0_TT)
$(CC) $(CFLAGS) -c -UDOUBLE -UCOMPLEX $< -o $@

49
kernel/generic/gemm_small_matrix_kernel_a1b0_nn.c Normal file
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@ -0,0 +1,49 @@
/***************************************************************************
Copyright (c) 2020, The OpenBLAS Project
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 OpenBLAS project 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 OPENBLAS PROJECT 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 "common.h"
int CNAME(BLASLONG M, BLASLONG N, BLASLONG K, FLOAT * A, BLASLONG lda, FLOAT * B, BLASLONG ldb,FLOAT * C, BLASLONG ldc)
{
//naive implemtation
//Column major
BLASLONG i,j,k;
FLOAT result=0.0;
for(i=0; i<M; i++){
for(j=0; j<N; j++){
result=0.0;
for(k=0; k<K; k++){
result += A[i+k*lda] * B[k+j*ldb];
}
C[i+j*ldc]=result;
}
}
return 0;
}

49
kernel/generic/gemm_small_matrix_kernel_a1b0_nt.c Normal file
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@ -0,0 +1,49 @@
/***************************************************************************
Copyright (c) 2020, The OpenBLAS Project
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 OpenBLAS project 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 OPENBLAS PROJECT 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 "common.h"
int CNAME(BLASLONG M, BLASLONG N, BLASLONG K, FLOAT * A, BLASLONG lda, FLOAT * B, BLASLONG ldb, FLOAT * C, BLASLONG ldc)
{
//naive implemtation
//Column major
BLASLONG i,j,k;
FLOAT result=0.0;
for(i=0; i<M; i++){
for(j=0; j<N; j++){
result=0.0;
for(k=0; k<K; k++){
result += A[i+k*lda] * B[k*ldb+j];
}
C[i+j*ldc]=result;
}
}
return 0;
}

49
kernel/generic/gemm_small_matrix_kernel_a1b0_tn.c Normal file
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@ -0,0 +1,49 @@
/***************************************************************************
Copyright (c) 2020, The OpenBLAS Project
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 OpenBLAS project 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 OPENBLAS PROJECT 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 "common.h"
int CNAME(BLASLONG M, BLASLONG N, BLASLONG K, FLOAT * A, BLASLONG lda,FLOAT * B, BLASLONG ldb,FLOAT * C, BLASLONG ldc)
{
//naive implemtation
//Column major
BLASLONG i,j,k;
FLOAT result=0.0;
for(i=0; i<M; i++){
for(j=0; j<N; j++){
result=0.0;
for(k=0; k<K; k++){
result += A[i*lda+k] * B[k+j*ldb];
}
C[i+j*ldc]=result;
}
}
return 0;
}

49
kernel/generic/gemm_small_matrix_kernel_a1b0_tt.c Normal file
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@ -0,0 +1,49 @@
/***************************************************************************
Copyright (c) 2020, The OpenBLAS Project
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 OpenBLAS project 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 OPENBLAS PROJECT 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 "common.h"
int CNAME(BLASLONG M, BLASLONG N, BLASLONG K, FLOAT * A, BLASLONG lda, FLOAT * B, BLASLONG ldb, FLOAT * C, BLASLONG ldc)
{
//naive implemtation
//Column major
BLASLONG i,j,k;
FLOAT result=0.0;
for(i=0; i<M; i++){
for(j=0; j<N; j++){
result=0.0;
for(k=0; k<K; k++){
result += A[i*lda+k] * B[k*ldb+j];
}
C[i+j*ldc]=result;
}
}
return 0;
}