From 8e05d291b5ba619dfbc3e7378a0c9887e426a545 Mon Sep 17 00:00:00 2001
From: Werner Saar <wernsaar@googlemail.com>
Date: Sat, 18 Apr 2015 08:41:41 +0200
Subject: [PATCH 1/4] added scal benchmark

---
 benchmark/Makefile |  71 ++++++++++++++++
 benchmark/scal.c   | 202 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 273 insertions(+)
 create mode 100644 benchmark/scal.c

diff --git a/benchmark/Makefile b/benchmark/Makefile
index f76c56a26..ffa4f2852 100644
--- a/benchmark/Makefile
+++ b/benchmark/Makefile
@@ -42,6 +42,7 @@ goto :: slinpack.goto dlinpack.goto clinpack.goto zlinpack.goto \
        sger.goto dger.goto \
        sdot.goto ddot.goto cdot.goto zdot.goto \
        saxpy.goto daxpy.goto caxpy.goto zaxpy.goto \
+       sscal.goto dscal.goto cscal.goto zscal.goto \
        ssymv.goto dsymv.goto csymv.goto zsymv.goto \
        chemv.goto zhemv.goto \
        chemm.goto zhemm.goto \
@@ -63,6 +64,7 @@ acml :: slinpack.acml dlinpack.acml clinpack.acml zlinpack.acml \
        sger.acml dger.acml \
        sdot.acml ddot.acml cdot.acml zdot.acml \
        saxpy.acml daxpy.acml caxpy.acml zaxpy.acml \
+       sscal.acml dscal.acml cscal.acml zscal.acml \
        ssymv.acml dsymv.acml csymv.acml zsymv.acml \
        chemv.acml zhemv.acml \
        chemm.acml zhemm.acml \
@@ -84,6 +86,7 @@ atlas :: slinpack.atlas dlinpack.atlas clinpack.atlas zlinpack.atlas \
        sger.atlas dger.atlas \
        sdot.atlas ddot.atlas \
        saxpy.atlas daxpy.atlas caxpy.atlas zaxpy.atlas \
+       sscal.atlas dscal.atlas cscal.atlas zscal.atlas \
        ssymv.atlas dsymv.atlas csymv.atlas zsymv.atlas \
        chemv.atlas zhemv.atlas \
        chemm.acml zhemm.acml \
@@ -106,6 +109,7 @@ mkl :: slinpack.mkl dlinpack.mkl clinpack.mkl zlinpack.mkl \
        sger.mkl dger.mkl \
        sdot.mkl ddot.mkl cdot.mkl zdot.mkl \
        saxpy.mkl daxpy.mkl caxpy.mkl zaxpy.mkl \
+       sscal.mkl dscal.mkl cscal.mkl zscal.mkl \
        ssymv.mkl dsymv.mkl csymv.mkl zsymv.mkl \
        chemv.mkl zhemv.mkl \
        chemm.mkl zhemm.mkl \
@@ -1078,6 +1082,60 @@ zaxpy.atlas : zaxpy.$(SUFFIX)
 zaxpy.mkl : zaxpy.$(SUFFIX)
 	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
 
+##################################### Sscal ####################################################
+sscal.goto : sscal.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+sscal.acml : sscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+sscal.atlas : sscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+sscal.mkl : sscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+##################################### Dscal ####################################################
+dscal.goto : dscal.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+dscal.acml : dscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+dscal.atlas : dscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+dscal.mkl : dscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+##################################### Cscal ####################################################
+
+cscal.goto : cscal.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+cscal.acml : cscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+cscal.atlas : cscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+cscal.mkl : cscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+##################################### Zscal ####################################################
+
+zscal.goto : zscal.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+zscal.acml : zscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+zscal.atlas : zscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+zscal.mkl : zscal.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
 
 ##################################### Cgemm3m ####################################################
 
@@ -1316,6 +1374,19 @@ caxpy.$(SUFFIX) : axpy.c
 zaxpy.$(SUFFIX) : axpy.c
 	$(CC) $(CFLAGS) -c -DCOMPLEX -DDOUBLE -o $(@F) $^
 
+sscal.$(SUFFIX) : scal.c
+	$(CC) $(CFLAGS) -c -UCOMPLEX -UDOUBLE -o $(@F) $^
+
+dscal.$(SUFFIX) : scal.c
+	$(CC) $(CFLAGS) -c -UCOMPLEX -DDOUBLE -o $(@F) $^
+
+cscal.$(SUFFIX) : scal.c
+	$(CC) $(CFLAGS) -c -DCOMPLEX -UDOUBLE -o $(@F) $^
+
+zscal.$(SUFFIX) : scal.c
+	$(CC) $(CFLAGS) -c -DCOMPLEX -DDOUBLE -o $(@F) $^
+
+
 cgemm3m.$(SUFFIX) : gemm3m.c
 	$(CC) $(CFLAGS) -c -DCOMPLEX -UDOUBLE -o $(@F) $^
 
diff --git a/benchmark/scal.c b/benchmark/scal.c
new file mode 100644
index 000000000..4c2da4d30
--- /dev/null
+++ b/benchmark/scal.c
@@ -0,0 +1,202 @@
+/***************************************************************************
+Copyright (c) 2014, 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 <stdio.h>
+#include <stdlib.h>
+#ifdef __CYGWIN32__
+#include <sys/time.h>
+#endif
+#include "common.h"
+
+
+#undef SCAL
+
+#ifdef COMPLEX
+#ifdef DOUBLE
+#define SCAL   BLASFUNC(zscal)
+#else
+#define SCAL   BLASFUNC(cscal)
+#endif
+#else
+#ifdef DOUBLE
+#define SCAL   BLASFUNC(dscal)
+#else
+#define SCAL   BLASFUNC(sscal)
+#endif
+#endif
+
+#if defined(__WIN32__) || defined(__WIN64__)
+
+#ifndef DELTA_EPOCH_IN_MICROSECS
+#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
+#endif
+
+int gettimeofday(struct timeval *tv, void *tz){
+
+  FILETIME ft;
+  unsigned __int64 tmpres = 0;
+  static int tzflag;
+
+  if (NULL != tv)
+    {
+      GetSystemTimeAsFileTime(&ft);
+
+      tmpres |= ft.dwHighDateTime;
+      tmpres <<= 32;
+      tmpres |= ft.dwLowDateTime;
+
+      /*converting file time to unix epoch*/
+      tmpres /= 10;  /*convert into microseconds*/
+      tmpres -= DELTA_EPOCH_IN_MICROSECS;
+      tv->tv_sec = (long)(tmpres / 1000000UL);
+      tv->tv_usec = (long)(tmpres % 1000000UL);
+    }
+
+  return 0;
+}
+
+#endif
+
+#if !defined(__WIN32__) && !defined(__WIN64__) && !defined(__CYGWIN32__) && 0
+
+static void *huge_malloc(BLASLONG size){
+  int shmid;
+  void *address;
+
+#ifndef SHM_HUGETLB
+#define SHM_HUGETLB 04000
+#endif
+
+  if ((shmid =shmget(IPC_PRIVATE,
+		     (size + HUGE_PAGESIZE) & ~(HUGE_PAGESIZE - 1),
+		     SHM_HUGETLB | IPC_CREAT |0600)) < 0) {
+    printf( "Memory allocation failed(shmget).\n");
+    exit(1);
+  }
+
+  address = shmat(shmid, NULL, SHM_RND);
+
+  if ((BLASLONG)address == -1){
+    printf( "Memory allocation failed(shmat).\n");
+    exit(1);
+  }
+
+  shmctl(shmid, IPC_RMID, 0);
+
+  return address;
+}
+
+#define malloc huge_malloc
+
+#endif
+
+int main(int argc, char *argv[]){
+
+  FLOAT *x, *y;
+  FLOAT alpha[2] = { 2.0, 2.0 };
+  blasint m, i;
+  blasint inc_x=1,inc_y=1;
+  int loops = 1;
+  int l;
+  char *p;
+
+  int from =   1;
+  int to   = 200;
+  int step =   1;
+
+  struct timeval start, stop;
+  double time1,timeg;
+
+  argc--;argv++;
+
+  if (argc > 0) { from     = atol(*argv);		argc--; argv++;}
+  if (argc > 0) { to       = MAX(atol(*argv), from);	argc--; argv++;}
+  if (argc > 0) { step     = atol(*argv);		argc--; argv++;}
+
+  if ((p = getenv("OPENBLAS_LOOPS")))  loops = atoi(p);
+  if ((p = getenv("OPENBLAS_INCX")))   inc_x = atoi(p);
+
+  fprintf(stderr, "From : %3d  To : %3d Step = %3d Inc_x = %d Inc_y = %d Loops = %d\n", from, to, step,inc_x,inc_y,loops);
+
+  if (( x = (FLOAT *)malloc(sizeof(FLOAT) * to * abs(inc_x) * COMPSIZE)) == NULL){
+    fprintf(stderr,"Out of Memory!!\n");exit(1);
+  }
+
+  if (( y = (FLOAT *)malloc(sizeof(FLOAT) * to * abs(inc_y) * COMPSIZE)) == NULL){
+    fprintf(stderr,"Out of Memory!!\n");exit(1);
+  }
+
+#ifdef linux
+  srandom(getpid());
+#endif
+
+  fprintf(stderr, "   SIZE       Flops\n");
+
+  for(m = from; m <= to; m += step)
+  {
+
+   timeg=0;
+
+   fprintf(stderr, " %6d : ", (int)m);
+
+
+   for (l=0; l<loops; l++)
+   {
+
+   	for(i = 0; i < m * COMPSIZE * abs(inc_x); i++){
+			x[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
+   	}
+
+   	for(i = 0; i < m * COMPSIZE * abs(inc_y); i++){
+			y[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
+   	}
+    	gettimeofday( &start, (struct timezone *)0);
+
+    	SCAL (&m, alpha, x, &inc_x);
+
+    	gettimeofday( &stop, (struct timezone *)0);
+
+    	time1 = (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6;
+
+	timeg += time1;
+
+    }
+
+    timeg /= loops;
+
+#ifdef COMPLEX
+    fprintf(stderr, " %10.2f MFlops\n", 6. * (double)m / timeg * 1.e-6);
+#else
+    fprintf(stderr, " %10.2f MFlops\n", 1. * (double)m / timeg * 1.e-6);
+#endif
+
+  }
+
+  return 0;
+}
+
+// void main(int argc, char *argv[]) __attribute__((weak, alias("MAIN__")));

From 46c7b4d5c89b3f20330b7557c1d507076c3221b8 Mon Sep 17 00:00:00 2001
From: Werner Saar <wernsaar@googlemail.com>
Date: Sun, 19 Apr 2015 11:24:07 +0200
Subject: [PATCH 2/4] added asum benchmark

---
 benchmark/Makefile |  74 +++++++++++++++++
 benchmark/asum.c   | 196 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 270 insertions(+)
 create mode 100644 benchmark/asum.c

diff --git a/benchmark/Makefile b/benchmark/Makefile
index ffa4f2852..8a322c4f2 100644
--- a/benchmark/Makefile
+++ b/benchmark/Makefile
@@ -43,6 +43,7 @@ goto :: slinpack.goto dlinpack.goto clinpack.goto zlinpack.goto \
        sdot.goto ddot.goto cdot.goto zdot.goto \
        saxpy.goto daxpy.goto caxpy.goto zaxpy.goto \
        sscal.goto dscal.goto cscal.goto zscal.goto \
+       sasum.goto dasum.goto casum.goto zasum.goto \
        ssymv.goto dsymv.goto csymv.goto zsymv.goto \
        chemv.goto zhemv.goto \
        chemm.goto zhemm.goto \
@@ -65,6 +66,7 @@ acml :: slinpack.acml dlinpack.acml clinpack.acml zlinpack.acml \
        sdot.acml ddot.acml cdot.acml zdot.acml \
        saxpy.acml daxpy.acml caxpy.acml zaxpy.acml \
        sscal.acml dscal.acml cscal.acml zscal.acml \
+       sasum.acml dasum.acml casum.acml zasum.acml \
        ssymv.acml dsymv.acml csymv.acml zsymv.acml \
        chemv.acml zhemv.acml \
        chemm.acml zhemm.acml \
@@ -87,6 +89,7 @@ atlas :: slinpack.atlas dlinpack.atlas clinpack.atlas zlinpack.atlas \
        sdot.atlas ddot.atlas \
        saxpy.atlas daxpy.atlas caxpy.atlas zaxpy.atlas \
        sscal.atlas dscal.atlas cscal.atlas zscal.atlas \
+       sasum.atlas dasum.atlas casum.atlas zasum.atlas \
        ssymv.atlas dsymv.atlas csymv.atlas zsymv.atlas \
        chemv.atlas zhemv.atlas \
        chemm.acml zhemm.acml \
@@ -110,6 +113,7 @@ mkl :: slinpack.mkl dlinpack.mkl clinpack.mkl zlinpack.mkl \
        sdot.mkl ddot.mkl cdot.mkl zdot.mkl \
        saxpy.mkl daxpy.mkl caxpy.mkl zaxpy.mkl \
        sscal.mkl dscal.mkl cscal.mkl zscal.mkl \
+       sasum.mkl dasum.mkl casum.mkl zasum.mkl \
        ssymv.mkl dsymv.mkl csymv.mkl zsymv.mkl \
        chemv.mkl zhemv.mkl \
        chemm.mkl zhemm.mkl \
@@ -1136,6 +1140,62 @@ zscal.atlas : zscal.$(SUFFIX)
 zscal.mkl : zscal.$(SUFFIX)
 	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
 
+##################################### Sasum ####################################################
+sasum.goto : sasum.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+sasum.acml : sasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+sasum.atlas : sasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+sasum.mkl : sasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+##################################### Dasum ####################################################
+dasum.goto : dasum.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+dasum.acml : dasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+dasum.atlas : dasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+dasum.mkl : dasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+##################################### Casum ####################################################
+
+casum.goto : casum.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+casum.acml : casum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+casum.atlas : casum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+casum.mkl : casum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+##################################### Zasum ####################################################
+
+zasum.goto : zasum.$(SUFFIX) ../$(LIBNAME)
+	$(CC) $(CFLAGS) -o $(@F) $^ $(CEXTRALIB) $(EXTRALIB) -lm
+
+zasum.acml : zasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBACML) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+zasum.atlas : zasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBATLAS) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+zasum.mkl : zasum.$(SUFFIX)
+	-$(CC) $(CFLAGS) -o $(@F) $^ $(LIBMKL) $(CEXTRALIB) $(EXTRALIB) $(FEXTRALIB)
+
+
+
 
 ##################################### Cgemm3m ####################################################
 
@@ -1386,6 +1446,20 @@ cscal.$(SUFFIX) : scal.c
 zscal.$(SUFFIX) : scal.c
 	$(CC) $(CFLAGS) -c -DCOMPLEX -DDOUBLE -o $(@F) $^
 
+sasum.$(SUFFIX) : asum.c
+	$(CC) $(CFLAGS) -c -UCOMPLEX -UDOUBLE -o $(@F) $^
+
+dasum.$(SUFFIX) : asum.c
+	$(CC) $(CFLAGS) -c -UCOMPLEX -DDOUBLE -o $(@F) $^
+
+casum.$(SUFFIX) : asum.c
+	$(CC) $(CFLAGS) -c -DCOMPLEX -UDOUBLE -o $(@F) $^
+
+zasum.$(SUFFIX) : asum.c
+	$(CC) $(CFLAGS) -c -DCOMPLEX -DDOUBLE -o $(@F) $^
+
+
+
 
 cgemm3m.$(SUFFIX) : gemm3m.c
 	$(CC) $(CFLAGS) -c -DCOMPLEX -UDOUBLE -o $(@F) $^
diff --git a/benchmark/asum.c b/benchmark/asum.c
new file mode 100644
index 000000000..beb6402f4
--- /dev/null
+++ b/benchmark/asum.c
@@ -0,0 +1,196 @@
+/***************************************************************************
+Copyright (c) 2014, 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 <stdio.h>
+#include <stdlib.h>
+#ifdef __CYGWIN32__
+#include <sys/time.h>
+#endif
+#include "common.h"
+
+
+#undef ASUM
+
+#ifdef COMPLEX
+#ifdef DOUBLE
+#define ASUM   BLASFUNC(dzasum)
+#else
+#define ASUM   BLASFUNC(scasum)
+#endif
+#else
+#ifdef DOUBLE
+#define ASUM   BLASFUNC(dasum)
+#else
+#define ASUM   BLASFUNC(sasum)
+#endif
+#endif
+
+#if defined(__WIN32__) || defined(__WIN64__)
+
+#ifndef DELTA_EPOCH_IN_MICROSECS
+#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL
+#endif
+
+int gettimeofday(struct timeval *tv, void *tz){
+
+  FILETIME ft;
+  unsigned __int64 tmpres = 0;
+  static int tzflag;
+
+  if (NULL != tv)
+    {
+      GetSystemTimeAsFileTime(&ft);
+
+      tmpres |= ft.dwHighDateTime;
+      tmpres <<= 32;
+      tmpres |= ft.dwLowDateTime;
+
+      /*converting file time to unix epoch*/
+      tmpres /= 10;  /*convert into microseconds*/
+      tmpres -= DELTA_EPOCH_IN_MICROSECS;
+      tv->tv_sec = (long)(tmpres / 1000000UL);
+      tv->tv_usec = (long)(tmpres % 1000000UL);
+    }
+
+  return 0;
+}
+
+#endif
+
+#if !defined(__WIN32__) && !defined(__WIN64__) && !defined(__CYGWIN32__) && 0
+
+static void *huge_malloc(BLASLONG size){
+  int shmid;
+  void *address;
+
+#ifndef SHM_HUGETLB
+#define SHM_HUGETLB 04000
+#endif
+
+  if ((shmid =shmget(IPC_PRIVATE,
+		     (size + HUGE_PAGESIZE) & ~(HUGE_PAGESIZE - 1),
+		     SHM_HUGETLB | IPC_CREAT |0600)) < 0) {
+    printf( "Memory allocation failed(shmget).\n");
+    exit(1);
+  }
+
+  address = shmat(shmid, NULL, SHM_RND);
+
+  if ((BLASLONG)address == -1){
+    printf( "Memory allocation failed(shmat).\n");
+    exit(1);
+  }
+
+  shmctl(shmid, IPC_RMID, 0);
+
+  return address;
+}
+
+#define malloc huge_malloc
+
+#endif
+
+int main(int argc, char *argv[]){
+
+  FLOAT *x;
+  FLOAT result;
+  blasint m, i;
+  blasint inc_x=1;
+  int loops = 1;
+  int l;
+  char *p;
+
+  int from =   1;
+  int to   = 200;
+  int step =   1;
+
+  struct timeval start, stop;
+  double time1,timeg;
+
+  argc--;argv++;
+
+  if (argc > 0) { from     = atol(*argv);		argc--; argv++;}
+  if (argc > 0) { to       = MAX(atol(*argv), from);	argc--; argv++;}
+  if (argc > 0) { step     = atol(*argv);		argc--; argv++;}
+
+  if ((p = getenv("OPENBLAS_LOOPS")))  loops = atoi(p);
+  if ((p = getenv("OPENBLAS_INCX")))   inc_x = atoi(p);
+
+  fprintf(stderr, "From : %3d  To : %3d Step = %3d Inc_x = %d Loops = %d\n", from, to, step,inc_x,loops);
+
+  if (( x = (FLOAT *)malloc(sizeof(FLOAT) * to * abs(inc_x) * COMPSIZE)) == NULL){
+    fprintf(stderr,"Out of Memory!!\n");exit(1);
+  }
+
+
+#ifdef linux
+  srandom(getpid());
+#endif
+
+  fprintf(stderr, "   SIZE       Flops\n");
+
+  for(m = from; m <= to; m += step)
+  {
+
+   timeg=0;
+
+   fprintf(stderr, " %6d : ", (int)m);
+
+
+   for (l=0; l<loops; l++)
+   {
+
+   	for(i = 0; i < m * COMPSIZE * abs(inc_x); i++){
+			x[i] = ((FLOAT) rand() / (FLOAT) RAND_MAX) - 0.5;
+   	}
+
+    	gettimeofday( &start, (struct timezone *)0);
+
+    	result = ASUM (&m, x, &inc_x);
+
+    	gettimeofday( &stop, (struct timezone *)0);
+
+    	time1 = (double)(stop.tv_sec - start.tv_sec) + (double)((stop.tv_usec - start.tv_usec)) * 1.e-6;
+
+	timeg += time1;
+
+    }
+
+    timeg /= loops;
+
+#ifdef COMPLEX
+    fprintf(stderr, " %10.2f MFlops\n", 4. * (double)m / timeg * 1.e-6);
+#else
+    fprintf(stderr, " %10.2f MFlops\n", 2. * (double)m / timeg * 1.e-6);
+#endif
+
+  }
+
+  return 0;
+}
+
+// void main(int argc, char *argv[]) __attribute__((weak, alias("MAIN__")));

From 3814bf60d302edddd61fe609d2170dade89b459e Mon Sep 17 00:00:00 2001
From: Werner Saar <wernsaar@googlemail.com>
Date: Wed, 22 Apr 2015 10:42:50 +0200
Subject: [PATCH 3/4] added optimized dsymv kernels for haswell

---
 Makefile                                 |   4 +-
 common_arm.h                             |   7 +-
 kernel/x86_64/KERNEL.HASWELL             |   3 +
 kernel/x86_64/dsymv_L.c                  |   2 +
 kernel/x86_64/dsymv_L_microk_haswell-2.c | 129 ++++++++++++++++++++++
 kernel/x86_64/dsymv_U.c                  |   2 +
 kernel/x86_64/dsymv_U_microk_haswell-2.c | 131 +++++++++++++++++++++++
 lapack-netlib/TESTING/EIG/Makefile       |   2 +-
 lapack-netlib/TESTING/LIN/Makefile       |   2 +-
 make.inc                                 |   2 +-
 10 files changed, 278 insertions(+), 6 deletions(-)
 create mode 100644 kernel/x86_64/dsymv_L_microk_haswell-2.c
 create mode 100644 kernel/x86_64/dsymv_U_microk_haswell-2.c

diff --git a/Makefile b/Makefile
index 3aaf092fc..f8e1345d5 100644
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,8 @@ ifneq ($(NO_LAPACK), 1)
 SUBDIRS	+= lapack
 endif
 
+LAPACK_NOOPT := $(filter-out -O0 -O1 -O2 -O3 -Ofast,$(LAPACK_FFLAGS))
+
 SUBDIRS_ALL = $(SUBDIRS) test ctest utest exports benchmark ../laswp ../bench
 
 .PHONY : all libs netlib test ctest shared install
@@ -231,7 +233,7 @@ ifndef NOFORTRAN
 	-@echo "FORTRAN     = $(FC)" > $(NETLIB_LAPACK_DIR)/make.inc
 	-@echo "OPTS        = $(LAPACK_FFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
 	-@echo "POPTS       = $(LAPACK_FPFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
-	-@echo "NOOPT       = $(LAPACK_FFLAGS) -O0" >> $(NETLIB_LAPACK_DIR)/make.inc
+	-@echo "NOOPT       = -O0 $(LAPACK_NOOPT)" >> $(NETLIB_LAPACK_DIR)/make.inc
 	-@echo "PNOOPT      = $(LAPACK_FPFLAGS) -O0" >> $(NETLIB_LAPACK_DIR)/make.inc
 	-@echo "LOADOPTS    = $(FFLAGS) $(EXTRALIB)" >> $(NETLIB_LAPACK_DIR)/make.inc
 	-@echo "CC          = $(CC)" >> $(NETLIB_LAPACK_DIR)/make.inc
diff --git a/common_arm.h b/common_arm.h
index 3cf15848a..eb4234b05 100644
--- a/common_arm.h
+++ b/common_arm.h
@@ -71,8 +71,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef COMMON_ARM
 #define COMMON_ARM
 
-#define MB
-#define WMB
+#define MB   __asm__ __volatile__ ("dmb  ish" : : : "memory")
+#define WMB  __asm__ __volatile__ ("dmb  ishst" : : : "memory")
 
 #define INLINE inline
 
@@ -88,9 +88,12 @@ static void __inline blas_lock(volatile BLASULONG *address){
     while (*address) {YIELDING;};
 
     __asm__ __volatile__(
+			 "1:								\n\t"
                          "ldrex r2, [%1]                                                \n\t"
                          "mov   r2, #0                                                  \n\t"
                          "strex r3, r2, [%1]                                            \n\t"
+			 "cmp	r3, #0							\n\t"
+			 "bne	1b							\n\t"
 			 "mov	%0 , r3							\n\t"
                          : "=r"(ret), "=r"(address)
                          : "1"(address)
diff --git a/kernel/x86_64/KERNEL.HASWELL b/kernel/x86_64/KERNEL.HASWELL
index 36f0762fd..ec66aeb1f 100644
--- a/kernel/x86_64/KERNEL.HASWELL
+++ b/kernel/x86_64/KERNEL.HASWELL
@@ -10,6 +10,9 @@ ZGEMVTKERNEL = zgemv_t_4.c
 CGEMVNKERNEL = cgemv_n_4.c
 CGEMVTKERNEL = cgemv_t_4.c
 
+DSYMV_L_KERNEL = dsymv_L.c
+DSYMV_U_KERNEL = dsymv_U.c
+
 SDOTKERNEL = sdot.c
 DDOTKERNEL = ddot.c
 CDOTKERNEL = cdot.c
diff --git a/kernel/x86_64/dsymv_L.c b/kernel/x86_64/dsymv_L.c
index f6157f791..d476ae9bf 100644
--- a/kernel/x86_64/dsymv_L.c
+++ b/kernel/x86_64/dsymv_L.c
@@ -30,6 +30,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #if defined(BULLDOZER) || defined(PILEDRIVER) || defined(STEAMROLLER)
 #include "dsymv_L_microk_bulldozer-2.c"
+#elif defined(HASWELL)
+#include "dsymv_L_microk_haswell-2.c"
 #elif defined(NEHALEM)
 #include "dsymv_L_microk_nehalem-2.c"
 #endif
diff --git a/kernel/x86_64/dsymv_L_microk_haswell-2.c b/kernel/x86_64/dsymv_L_microk_haswell-2.c
new file mode 100644
index 000000000..bc5ec6b87
--- /dev/null
+++ b/kernel/x86_64/dsymv_L_microk_haswell-2.c
@@ -0,0 +1,129 @@
+/***************************************************************************
+Copyright (c) 2014, 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.
+*****************************************************************************/
+
+#define HAVE_KERNEL_4x4 1
+static void dsymv_kernel_4x4( BLASLONG from, BLASLONG to, FLOAT **a, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2) __attribute__ ((noinline));
+
+static void dsymv_kernel_4x4(BLASLONG from, BLASLONG to, FLOAT **a, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2)
+{
+
+
+	__asm__  __volatile__
+	(
+	"vzeroupper				     \n\t"
+	"vxorpd		%%ymm0 , %%ymm0 , %%ymm0     \n\t"	// temp2[0]
+	"vxorpd		%%ymm1 , %%ymm1 , %%ymm1     \n\t"	// temp2[1]
+	"vxorpd		%%ymm2 , %%ymm2 , %%ymm2     \n\t"	// temp2[2]
+	"vxorpd		%%ymm3 , %%ymm3 , %%ymm3     \n\t"	// temp2[3]
+	"vbroadcastsd   (%8),    %%ymm4	             \n\t"	// temp1[0]
+	"vbroadcastsd  8(%8),    %%ymm5	             \n\t"	// temp1[1]
+	"vbroadcastsd 16(%8),    %%ymm6	             \n\t"	// temp1[1]
+	"vbroadcastsd 24(%8),    %%ymm7	             \n\t"	// temp1[1]
+
+	".align 16				     \n\t"
+	"1:				     \n\t"
+
+	"vmovups	(%3,%0,8), %%ymm9	           \n\t"  // 2 * y
+	"vmovups	(%2,%0,8), %%ymm8	           \n\t"  // 2 * x
+
+	"vmovups	(%4,%0,8), %%ymm12	           \n\t"  // 2 * a
+	"vmovups	(%5,%0,8), %%ymm13	           \n\t"  // 2 * a
+	"vmovups	(%6,%0,8), %%ymm14	           \n\t"  // 2 * a
+	"vmovups	(%7,%0,8), %%ymm15	           \n\t"  // 2 * a
+
+	"vfmadd231pd	%%ymm4, %%ymm12 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm12 , %%ymm0  \n\t"  // temp2 += x * a
+
+	"vfmadd231pd	%%ymm5, %%ymm13 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm13 , %%ymm1  \n\t"  // temp2 += x * a
+
+	"vfmadd231pd	%%ymm6, %%ymm14 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm14 , %%ymm2  \n\t"  // temp2 += x * a
+
+	"vfmadd231pd	%%ymm7, %%ymm15 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm15 , %%ymm3  \n\t"  // temp2 += x * a
+	"addq		$4 , %0	  	 	      \n\t"
+
+	"vmovups	%%ymm9 ,  -32(%3,%0,8)		   \n\t"
+
+	"cmpq		%0 , %1			      \n\t"
+	"jnz		1b		      \n\t"
+
+	"vmovsd		  (%9), %%xmm4		      \n\t"
+	"vmovsd		 8(%9), %%xmm5		      \n\t"
+	"vmovsd		16(%9), %%xmm6		      \n\t"
+	"vmovsd		24(%9), %%xmm7		      \n\t"
+
+	"vextractf128 $0x01, %%ymm0 , %%xmm12	      \n\t"
+	"vextractf128 $0x01, %%ymm1 , %%xmm13	      \n\t"
+	"vextractf128 $0x01, %%ymm2 , %%xmm14	      \n\t"
+	"vextractf128 $0x01, %%ymm3 , %%xmm15	      \n\t"
+
+	"vaddpd	        %%xmm0, %%xmm12, %%xmm0	      \n\t"
+	"vaddpd	        %%xmm1, %%xmm13, %%xmm1	      \n\t"
+	"vaddpd	        %%xmm2, %%xmm14, %%xmm2	      \n\t"
+	"vaddpd	        %%xmm3, %%xmm15, %%xmm3	      \n\t"
+
+	"vhaddpd        %%xmm0, %%xmm0, %%xmm0  \n\t"
+	"vhaddpd        %%xmm1, %%xmm1, %%xmm1  \n\t"
+	"vhaddpd        %%xmm2, %%xmm2, %%xmm2  \n\t"
+	"vhaddpd        %%xmm3, %%xmm3, %%xmm3  \n\t"
+
+	"vaddsd		%%xmm4, %%xmm0, %%xmm0  \n\t"
+	"vaddsd		%%xmm5, %%xmm1, %%xmm1  \n\t"
+	"vaddsd		%%xmm6, %%xmm2, %%xmm2  \n\t"
+	"vaddsd		%%xmm7, %%xmm3, %%xmm3  \n\t"
+
+	"vmovsd         %%xmm0 ,  (%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm1 , 8(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm2 ,16(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm3 ,24(%9)		\n\t"	// save temp2
+	"vzeroupper				     \n\t"
+
+	:
+        : 
+          "r" (from),	// 0	
+	  "r" (to),  	// 1
+          "r" (x),      // 2
+          "r" (y),      // 3
+          "r" (a[0]),	// 4
+          "r" (a[1]),	// 5
+          "r" (a[2]),	// 6
+          "r" (a[3]),	// 8
+          "r" (temp1),  // 8
+          "r" (temp2)   // 9
+	: "cc", 
+	  "%xmm0", "%xmm1", "%xmm2", "%xmm3", 
+	  "%xmm4", "%xmm5", "%xmm6", "%xmm7", 
+	  "%xmm8", "%xmm9", "%xmm10", "%xmm11", 
+	  "%xmm12", "%xmm13", "%xmm14", "%xmm15",
+	  "memory"
+	);
+
+} 
+
+
diff --git a/kernel/x86_64/dsymv_U.c b/kernel/x86_64/dsymv_U.c
index ecfaf5043..ca18174b4 100644
--- a/kernel/x86_64/dsymv_U.c
+++ b/kernel/x86_64/dsymv_U.c
@@ -31,6 +31,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #if defined(BULLDOZER) || defined(PILEDRIVER) || defined(STEAMROLLER)
 #include "dsymv_U_microk_bulldozer-2.c"
+#elif defined(HASWELL)
+#include "dsymv_U_microk_haswell-2.c"
 #elif defined(NEHALEM)
 #include "dsymv_U_microk_nehalem-2.c"
 #endif
diff --git a/kernel/x86_64/dsymv_U_microk_haswell-2.c b/kernel/x86_64/dsymv_U_microk_haswell-2.c
new file mode 100644
index 000000000..6ce384f93
--- /dev/null
+++ b/kernel/x86_64/dsymv_U_microk_haswell-2.c
@@ -0,0 +1,131 @@
+/***************************************************************************
+Copyright (c) 2014, 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.
+*****************************************************************************/
+
+#define HAVE_KERNEL_4x4 1
+static void dsymv_kernel_4x4(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2) __attribute__ ((noinline));
+
+static void dsymv_kernel_4x4(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2)
+{
+
+	BLASLONG register i = 0;
+
+	__asm__  __volatile__
+	(
+	"vzeroupper				     \n\t"
+	"vxorpd		%%ymm0 , %%ymm0 , %%ymm0     \n\t"	// temp2[0]
+	"vxorpd		%%ymm1 , %%ymm1 , %%ymm1     \n\t"	// temp2[1]
+	"vxorpd		%%ymm2 , %%ymm2 , %%ymm2     \n\t"	// temp2[2]
+	"vxorpd		%%ymm3 , %%ymm3 , %%ymm3     \n\t"	// temp2[3]
+	"vbroadcastsd   (%8),    %%ymm4	             \n\t"	// temp1[0]
+	"vbroadcastsd  8(%8),    %%ymm5	             \n\t"	// temp1[1]
+	"vbroadcastsd 16(%8),    %%ymm6	             \n\t"	// temp1[1]
+	"vbroadcastsd 24(%8),    %%ymm7	             \n\t"	// temp1[1]
+	"xorq           %0,%0                        \n\t"
+
+	".align 16				     \n\t"
+	"1:				     \n\t"
+
+	"vmovups	(%3,%0,8), %%ymm9	           \n\t"  // 2 * y
+	"vmovups	(%2,%0,8), %%ymm8	           \n\t"  // 2 * x
+
+	"vmovups	(%4,%0,8), %%ymm12	           \n\t"  // 2 * a
+	"vmovups	(%5,%0,8), %%ymm13	           \n\t"  // 2 * a
+	"vmovups	(%6,%0,8), %%ymm14	           \n\t"  // 2 * a
+	"vmovups	(%7,%0,8), %%ymm15	           \n\t"  // 2 * a
+
+	"vfmadd231pd	%%ymm4, %%ymm12 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm12 , %%ymm0  \n\t"  // temp2 += x * a
+
+	"vfmadd231pd	%%ymm5, %%ymm13 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm13 , %%ymm1  \n\t"  // temp2 += x * a
+
+	"vfmadd231pd	%%ymm6, %%ymm14 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm14 , %%ymm2  \n\t"  // temp2 += x * a
+
+	"vfmadd231pd	%%ymm7, %%ymm15 , %%ymm9  \n\t"  // y     += temp1 * a
+	"vfmadd231pd	%%ymm8, %%ymm15 , %%ymm3  \n\t"  // temp2 += x * a
+	"addq		$4 , %0	  	 	      \n\t"
+	"subq		$4 , %1	  	 	      \n\t"
+
+	"vmovups	%%ymm9 ,  -32(%3,%0,8)		   \n\t"
+
+	"jnz		1b		      \n\t"
+
+	"vmovsd		  (%9), %%xmm4		      \n\t"
+	"vmovsd		 8(%9), %%xmm5		      \n\t"
+	"vmovsd		16(%9), %%xmm6		      \n\t"
+	"vmovsd		24(%9), %%xmm7		      \n\t"
+
+	"vextractf128 $0x01, %%ymm0 , %%xmm12	      \n\t"
+	"vextractf128 $0x01, %%ymm1 , %%xmm13	      \n\t"
+	"vextractf128 $0x01, %%ymm2 , %%xmm14	      \n\t"
+	"vextractf128 $0x01, %%ymm3 , %%xmm15	      \n\t"
+
+	"vaddpd	        %%xmm0, %%xmm12, %%xmm0	      \n\t"
+	"vaddpd	        %%xmm1, %%xmm13, %%xmm1	      \n\t"
+	"vaddpd	        %%xmm2, %%xmm14, %%xmm2	      \n\t"
+	"vaddpd	        %%xmm3, %%xmm15, %%xmm3	      \n\t"
+
+	"vhaddpd        %%xmm0, %%xmm0, %%xmm0  \n\t"
+	"vhaddpd        %%xmm1, %%xmm1, %%xmm1  \n\t"
+	"vhaddpd        %%xmm2, %%xmm2, %%xmm2  \n\t"
+	"vhaddpd        %%xmm3, %%xmm3, %%xmm3  \n\t"
+
+	"vaddsd		%%xmm4, %%xmm0, %%xmm0  \n\t"
+	"vaddsd		%%xmm5, %%xmm1, %%xmm1  \n\t"
+	"vaddsd		%%xmm6, %%xmm2, %%xmm2  \n\t"
+	"vaddsd		%%xmm7, %%xmm3, %%xmm3  \n\t"
+
+	"vmovsd         %%xmm0 ,  (%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm1 , 8(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm2 ,16(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm3 ,24(%9)		\n\t"	// save temp2
+	"vzeroupper				     \n\t"
+
+	:
+        : 
+          "r" (i),	// 0	
+	  "r" (n),  	// 1
+          "r" (x),      // 2
+          "r" (y),      // 3
+          "r" (a0),	// 4
+          "r" (a1),	// 5
+          "r" (a2),	// 6
+          "r" (a3),	// 8
+          "r" (temp1),  // 8
+          "r" (temp2)   // 9
+	: "cc", 
+	  "%xmm0", "%xmm1", "%xmm2", "%xmm3", 
+	  "%xmm4", "%xmm5", "%xmm6", "%xmm7", 
+	  "%xmm8", "%xmm9", "%xmm10", "%xmm11", 
+	  "%xmm12", "%xmm13", "%xmm14", "%xmm15",
+	  "memory"
+	);
+
+} 
+
+
diff --git a/lapack-netlib/TESTING/EIG/Makefile b/lapack-netlib/TESTING/EIG/Makefile
index 128d59ae4..ef6ae0ec1 100644
--- a/lapack-netlib/TESTING/EIG/Makefile
+++ b/lapack-netlib/TESTING/EIG/Makefile
@@ -169,4 +169,4 @@ cchkee.o: cchkee.f
 zchkee.o: zchkee.f
 	$(FORTRAN) $(DRVOPTS) -c $< -o $@
 
-.f.o : ; $(FORTRAN) $(OPTS) -c $< -o $@
+.f.o : ; $(FORTRAN) $(DRVOPTS) -c $< -o $@
diff --git a/lapack-netlib/TESTING/LIN/Makefile b/lapack-netlib/TESTING/LIN/Makefile
index 2352da64c..44b05b794 100644
--- a/lapack-netlib/TESTING/LIN/Makefile
+++ b/lapack-netlib/TESTING/LIN/Makefile
@@ -338,4 +338,4 @@ zchkaa.o: zchkaa.f
 	$(FORTRAN) $(DRVOPTS) -c $< -o $@
  
 .f.o: 
-	$(FORTRAN) $(OPTS) -c $< -o $@
+	$(FORTRAN) $(DRVOPTS) -c $< -o $@
diff --git a/make.inc b/make.inc
index 485cb7d48..1fc95b0c6 100644
--- a/make.inc
+++ b/make.inc
@@ -1,6 +1,6 @@
 SHELL = /bin/sh
 PLAT = _LINUX
-DRVOPTS  = $(OPTS)
+DRVOPTS  = $(NOOPT)
 ARCHFLAGS= -ru
 #RANLIB   = ranlib
 

From 1bec9abb9ad581aab170645451e2ad45fc955dd9 Mon Sep 17 00:00:00 2001
From: Werner Saar <wernsaar@googlemail.com>
Date: Wed, 22 Apr 2015 12:09:43 +0200
Subject: [PATCH 4/4] added optimized dsymv kernels for sandybridge

---
 kernel/x86_64/KERNEL.SANDYBRIDGE       |   3 +
 kernel/x86_64/dsymv_L.c                |   2 +
 kernel/x86_64/dsymv_L_microk_sandy-2.c | 138 ++++++++++++++++++++++++
 kernel/x86_64/dsymv_U.c                |   2 +
 kernel/x86_64/dsymv_U_microk_sandy-2.c | 140 +++++++++++++++++++++++++
 5 files changed, 285 insertions(+)
 create mode 100644 kernel/x86_64/dsymv_L_microk_sandy-2.c
 create mode 100644 kernel/x86_64/dsymv_U_microk_sandy-2.c

diff --git a/kernel/x86_64/KERNEL.SANDYBRIDGE b/kernel/x86_64/KERNEL.SANDYBRIDGE
index 9ae568159..533088fa9 100644
--- a/kernel/x86_64/KERNEL.SANDYBRIDGE
+++ b/kernel/x86_64/KERNEL.SANDYBRIDGE
@@ -8,6 +8,9 @@ DDOTKERNEL = ddot.c
 CDOTKERNEL = cdot.c
 ZDOTKERNEL = zdot.c
 
+DSYMV_L_KERNEL = dsymv_L.c
+DSYMV_U_KERNEL = dsymv_U.c
+
 
 SAXPYKERNEL = saxpy.c
 DAXPYKERNEL = daxpy.c
diff --git a/kernel/x86_64/dsymv_L.c b/kernel/x86_64/dsymv_L.c
index d476ae9bf..3f5e77e5f 100644
--- a/kernel/x86_64/dsymv_L.c
+++ b/kernel/x86_64/dsymv_L.c
@@ -32,6 +32,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "dsymv_L_microk_bulldozer-2.c"
 #elif defined(HASWELL)
 #include "dsymv_L_microk_haswell-2.c"
+#elif defined(SANDYBRIDGE)
+#include "dsymv_L_microk_sandy-2.c"
 #elif defined(NEHALEM)
 #include "dsymv_L_microk_nehalem-2.c"
 #endif
diff --git a/kernel/x86_64/dsymv_L_microk_sandy-2.c b/kernel/x86_64/dsymv_L_microk_sandy-2.c
new file mode 100644
index 000000000..c87084915
--- /dev/null
+++ b/kernel/x86_64/dsymv_L_microk_sandy-2.c
@@ -0,0 +1,138 @@
+/***************************************************************************
+Copyright (c) 2014, 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.
+*****************************************************************************/
+
+#define HAVE_KERNEL_4x4 1
+static void dsymv_kernel_4x4( BLASLONG from, BLASLONG to, FLOAT **a, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2) __attribute__ ((noinline));
+
+static void dsymv_kernel_4x4(BLASLONG from, BLASLONG to, FLOAT **a, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2)
+{
+
+
+	__asm__  __volatile__
+	(
+	"vzeroupper				     \n\t"
+	"vxorpd		%%ymm0 , %%ymm0 , %%ymm0     \n\t"	// temp2[0]
+	"vxorpd		%%ymm1 , %%ymm1 , %%ymm1     \n\t"	// temp2[1]
+	"vxorpd		%%ymm2 , %%ymm2 , %%ymm2     \n\t"	// temp2[2]
+	"vxorpd		%%ymm3 , %%ymm3 , %%ymm3     \n\t"	// temp2[3]
+	"vbroadcastsd   (%8),    %%ymm4	             \n\t"	// temp1[0]
+	"vbroadcastsd  8(%8),    %%ymm5	             \n\t"	// temp1[1]
+	"vbroadcastsd 16(%8),    %%ymm6	             \n\t"	// temp1[1]
+	"vbroadcastsd 24(%8),    %%ymm7	             \n\t"	// temp1[1]
+
+	".align 16				     \n\t"
+	"1:				     \n\t"
+
+	"vmovups	(%3,%0,8), %%ymm9	           \n\t"  // 2 * y
+	"vmovups	(%2,%0,8), %%ymm8	           \n\t"  // 2 * x
+
+	"vmovups	(%4,%0,8), %%ymm12	           \n\t"  // 2 * a
+	"vmovups	(%5,%0,8), %%ymm13	           \n\t"  // 2 * a
+	"vmovups	(%6,%0,8), %%ymm14	           \n\t"  // 2 * a
+	"vmovups	(%7,%0,8), %%ymm15	           \n\t"  // 2 * a
+
+	"vmulpd		%%ymm4, %%ymm12, %%ymm10	   \n\t"
+	"vaddpd		%%ymm9, %%ymm10, %%ymm9            \n\t"
+	"vmulpd		%%ymm8, %%ymm12, %%ymm11	   \n\t"
+	"vaddpd		%%ymm0, %%ymm11, %%ymm0            \n\t"
+
+	"vmulpd		%%ymm5, %%ymm13, %%ymm10	   \n\t"
+	"vaddpd		%%ymm9, %%ymm10, %%ymm9            \n\t"
+	"vmulpd		%%ymm8, %%ymm13, %%ymm11	   \n\t"
+	"vaddpd		%%ymm1, %%ymm11, %%ymm1            \n\t"
+
+	"vmulpd		%%ymm6, %%ymm14, %%ymm10	   \n\t"
+	"vaddpd		%%ymm9, %%ymm10, %%ymm9            \n\t"
+	"vmulpd		%%ymm8, %%ymm14, %%ymm11	   \n\t"
+	"vaddpd		%%ymm2, %%ymm11, %%ymm2            \n\t"
+
+	"vmulpd		%%ymm7, %%ymm15, %%ymm10	   \n\t"
+	"vaddpd		%%ymm9, %%ymm10, %%ymm9            \n\t"
+	"vmulpd		%%ymm8, %%ymm15, %%ymm11	   \n\t"
+	"vaddpd		%%ymm3, %%ymm11, %%ymm3            \n\t"
+
+	"addq		$4 , %0	  	 	      \n\t"
+
+	"vmovups	%%ymm9 ,  -32(%3,%0,8)		   \n\t"
+
+	"cmpq		%0 , %1			      \n\t"
+	"jnz		1b		      \n\t"
+
+	"vmovsd		  (%9), %%xmm4		      \n\t"
+	"vmovsd		 8(%9), %%xmm5		      \n\t"
+	"vmovsd		16(%9), %%xmm6		      \n\t"
+	"vmovsd		24(%9), %%xmm7		      \n\t"
+
+	"vextractf128 $0x01, %%ymm0 , %%xmm12	      \n\t"
+	"vextractf128 $0x01, %%ymm1 , %%xmm13	      \n\t"
+	"vextractf128 $0x01, %%ymm2 , %%xmm14	      \n\t"
+	"vextractf128 $0x01, %%ymm3 , %%xmm15	      \n\t"
+
+	"vaddpd	        %%xmm0, %%xmm12, %%xmm0	      \n\t"
+	"vaddpd	        %%xmm1, %%xmm13, %%xmm1	      \n\t"
+	"vaddpd	        %%xmm2, %%xmm14, %%xmm2	      \n\t"
+	"vaddpd	        %%xmm3, %%xmm15, %%xmm3	      \n\t"
+
+	"vhaddpd        %%xmm0, %%xmm0, %%xmm0  \n\t"
+	"vhaddpd        %%xmm1, %%xmm1, %%xmm1  \n\t"
+	"vhaddpd        %%xmm2, %%xmm2, %%xmm2  \n\t"
+	"vhaddpd        %%xmm3, %%xmm3, %%xmm3  \n\t"
+
+	"vaddsd		%%xmm4, %%xmm0, %%xmm0  \n\t"
+	"vaddsd		%%xmm5, %%xmm1, %%xmm1  \n\t"
+	"vaddsd		%%xmm6, %%xmm2, %%xmm2  \n\t"
+	"vaddsd		%%xmm7, %%xmm3, %%xmm3  \n\t"
+
+	"vmovsd         %%xmm0 ,  (%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm1 , 8(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm2 ,16(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm3 ,24(%9)		\n\t"	// save temp2
+	"vzeroupper				     \n\t"
+
+	:
+        : 
+          "r" (from),	// 0	
+	  "r" (to),  	// 1
+          "r" (x),      // 2
+          "r" (y),      // 3
+          "r" (a[0]),	// 4
+          "r" (a[1]),	// 5
+          "r" (a[2]),	// 6
+          "r" (a[3]),	// 8
+          "r" (temp1),  // 8
+          "r" (temp2)   // 9
+	: "cc", 
+	  "%xmm0", "%xmm1", "%xmm2", "%xmm3", 
+	  "%xmm4", "%xmm5", "%xmm6", "%xmm7", 
+	  "%xmm8", "%xmm9", "%xmm10", "%xmm11", 
+	  "%xmm12", "%xmm13", "%xmm14", "%xmm15",
+	  "memory"
+	);
+
+} 
+
+
diff --git a/kernel/x86_64/dsymv_U.c b/kernel/x86_64/dsymv_U.c
index ca18174b4..9f5ae3015 100644
--- a/kernel/x86_64/dsymv_U.c
+++ b/kernel/x86_64/dsymv_U.c
@@ -33,6 +33,8 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #include "dsymv_U_microk_bulldozer-2.c"
 #elif defined(HASWELL)
 #include "dsymv_U_microk_haswell-2.c"
+#elif defined(SANDYBRIDGE)
+#include "dsymv_U_microk_sandy-2.c"
 #elif defined(NEHALEM)
 #include "dsymv_U_microk_nehalem-2.c"
 #endif
diff --git a/kernel/x86_64/dsymv_U_microk_sandy-2.c b/kernel/x86_64/dsymv_U_microk_sandy-2.c
new file mode 100644
index 000000000..212d4cf7b
--- /dev/null
+++ b/kernel/x86_64/dsymv_U_microk_sandy-2.c
@@ -0,0 +1,140 @@
+/***************************************************************************
+Copyright (c) 2014, 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.
+*****************************************************************************/
+
+#define HAVE_KERNEL_4x4 1
+static void dsymv_kernel_4x4(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2) __attribute__ ((noinline));
+
+static void dsymv_kernel_4x4(BLASLONG n, FLOAT *a0, FLOAT *a1, FLOAT *a2, FLOAT *a3, FLOAT *x, FLOAT *y, FLOAT *temp1, FLOAT *temp2)
+{
+
+	BLASLONG register i = 0;
+
+	__asm__  __volatile__
+	(
+	"vzeroupper				     \n\t"
+	"vxorpd		%%ymm0 , %%ymm0 , %%ymm0     \n\t"	// temp2[0]
+	"vxorpd		%%ymm1 , %%ymm1 , %%ymm1     \n\t"	// temp2[1]
+	"vxorpd		%%ymm2 , %%ymm2 , %%ymm2     \n\t"	// temp2[2]
+	"vxorpd		%%ymm3 , %%ymm3 , %%ymm3     \n\t"	// temp2[3]
+	"vbroadcastsd   (%8),    %%ymm4	             \n\t"	// temp1[0]
+	"vbroadcastsd  8(%8),    %%ymm5	             \n\t"	// temp1[1]
+	"vbroadcastsd 16(%8),    %%ymm6	             \n\t"	// temp1[1]
+	"vbroadcastsd 24(%8),    %%ymm7	             \n\t"	// temp1[1]
+	"xorq           %0,%0                        \n\t"
+
+	".align 16				     \n\t"
+	"1:				     \n\t"
+
+	"vmovups	(%3,%0,8), %%ymm9	           \n\t"  // 2 * y
+	"vmovups	(%2,%0,8), %%ymm8	           \n\t"  // 2 * x
+
+	"vmovups	(%4,%0,8), %%ymm12	           \n\t"  // 2 * a
+	"vmovups	(%5,%0,8), %%ymm13	           \n\t"  // 2 * a
+	"vmovups	(%6,%0,8), %%ymm14	           \n\t"  // 2 * a
+	"vmovups	(%7,%0,8), %%ymm15	           \n\t"  // 2 * a
+
+        "vmulpd         %%ymm4, %%ymm12, %%ymm10           \n\t"
+        "vaddpd         %%ymm9, %%ymm10, %%ymm9            \n\t"
+        "vmulpd         %%ymm8, %%ymm12, %%ymm11           \n\t"
+        "vaddpd         %%ymm0, %%ymm11, %%ymm0            \n\t"
+
+        "vmulpd         %%ymm5, %%ymm13, %%ymm10           \n\t"
+        "vaddpd         %%ymm9, %%ymm10, %%ymm9            \n\t"
+        "vmulpd         %%ymm8, %%ymm13, %%ymm11           \n\t"
+        "vaddpd         %%ymm1, %%ymm11, %%ymm1            \n\t"
+
+        "vmulpd         %%ymm6, %%ymm14, %%ymm10           \n\t"
+        "vaddpd         %%ymm9, %%ymm10, %%ymm9            \n\t"
+        "vmulpd         %%ymm8, %%ymm14, %%ymm11           \n\t"
+        "vaddpd         %%ymm2, %%ymm11, %%ymm2            \n\t"
+
+        "vmulpd         %%ymm7, %%ymm15, %%ymm10           \n\t"
+        "vaddpd         %%ymm9, %%ymm10, %%ymm9            \n\t"
+        "vmulpd         %%ymm8, %%ymm15, %%ymm11           \n\t"
+        "vaddpd         %%ymm3, %%ymm11, %%ymm3            \n\t"
+
+	"addq		$4 , %0	  	 	      \n\t"
+	"subq		$4 , %1	  	 	      \n\t"
+
+	"vmovups	%%ymm9 ,  -32(%3,%0,8)		   \n\t"
+
+	"jnz		1b		      \n\t"
+
+	"vmovsd		  (%9), %%xmm4		      \n\t"
+	"vmovsd		 8(%9), %%xmm5		      \n\t"
+	"vmovsd		16(%9), %%xmm6		      \n\t"
+	"vmovsd		24(%9), %%xmm7		      \n\t"
+
+	"vextractf128 $0x01, %%ymm0 , %%xmm12	      \n\t"
+	"vextractf128 $0x01, %%ymm1 , %%xmm13	      \n\t"
+	"vextractf128 $0x01, %%ymm2 , %%xmm14	      \n\t"
+	"vextractf128 $0x01, %%ymm3 , %%xmm15	      \n\t"
+
+	"vaddpd	        %%xmm0, %%xmm12, %%xmm0	      \n\t"
+	"vaddpd	        %%xmm1, %%xmm13, %%xmm1	      \n\t"
+	"vaddpd	        %%xmm2, %%xmm14, %%xmm2	      \n\t"
+	"vaddpd	        %%xmm3, %%xmm15, %%xmm3	      \n\t"
+
+	"vhaddpd        %%xmm0, %%xmm0, %%xmm0  \n\t"
+	"vhaddpd        %%xmm1, %%xmm1, %%xmm1  \n\t"
+	"vhaddpd        %%xmm2, %%xmm2, %%xmm2  \n\t"
+	"vhaddpd        %%xmm3, %%xmm3, %%xmm3  \n\t"
+
+	"vaddsd		%%xmm4, %%xmm0, %%xmm0  \n\t"
+	"vaddsd		%%xmm5, %%xmm1, %%xmm1  \n\t"
+	"vaddsd		%%xmm6, %%xmm2, %%xmm2  \n\t"
+	"vaddsd		%%xmm7, %%xmm3, %%xmm3  \n\t"
+
+	"vmovsd         %%xmm0 ,  (%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm1 , 8(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm2 ,16(%9)		\n\t"	// save temp2
+	"vmovsd         %%xmm3 ,24(%9)		\n\t"	// save temp2
+	"vzeroupper				     \n\t"
+
+	:
+        : 
+          "r" (i),	// 0	
+	  "r" (n),  	// 1
+          "r" (x),      // 2
+          "r" (y),      // 3
+          "r" (a0),	// 4
+          "r" (a1),	// 5
+          "r" (a2),	// 6
+          "r" (a3),	// 8
+          "r" (temp1),  // 8
+          "r" (temp2)   // 9
+	: "cc", 
+	  "%xmm0", "%xmm1", "%xmm2", "%xmm3", 
+	  "%xmm4", "%xmm5", "%xmm6", "%xmm7", 
+	  "%xmm8", "%xmm9", "%xmm10", "%xmm11", 
+	  "%xmm12", "%xmm13", "%xmm14", "%xmm15",
+	  "memory"
+	);
+
+} 
+
+