--- /dev/null
+#!/usr/bin/python
+
+import os
+import sys
+import time
+import numpy
+from numpy.random import randn
+from scipy.linalg import blas
+
+def run_dsyrk(N,l):
+
+ A = randn(N,N).astype('float64')
+ C = randn(N,N).astype('float64')
+
+
+ start = time.time();
+ for i in range(0,l):
+ C = blas.dsyrk(1.0,A)
+ end = time.time()
+
+ timediff = (end -start)
+ mflops = ( N*N*N) *l / timediff
+ mflops *= 1e-6
+
+ size = "%dx%d" % (N,N)
+ print("%14s :\t%20f MFlops\t%20f sec" % (size,mflops,timediff))
+
+
+if __name__ == "__main__":
+ N=128
+ NMAX=2048
+ NINC=128
+ LOOPS=1
+
+ z=0
+ for arg in sys.argv:
+ if z == 1:
+ N = int(arg)
+ elif z == 2:
+ NMAX = int(arg)
+ elif z == 3:
+ NINC = int(arg)
+ elif z == 4:
+ LOOPS = int(arg)
+
+ z = z + 1
+
+ if 'OPENBLAS_LOOPS' in os.environ:
+ p = os.environ['OPENBLAS_LOOPS']
+ if p:
+ LOOPS = int(p);
+
+ print("From: %d To: %d Step=%d Loops=%d" % (N, NMAX, NINC, LOOPS))
+ print("\tSIZE\t\t\tFlops\t\t\t\t\tTime")
+
+ for i in range (N,NMAX+NINC,NINC):
+ run_dsyrk(i,LOOPS)
+
--- /dev/null
+#!/usr/bin/python
+
+import os
+import sys
+import time
+import numpy
+from numpy.random import randn
+from scipy.linalg import blas
+
+def run_ssyrk(N,l):
+
+ A = randn(N,N).astype('float32')
+ C = randn(N,N).astype('float32')
+
+
+ start = time.time();
+ for i in range(0,l):
+ C = blas.ssyrk(1.0,A)
+ end = time.time()
+
+ timediff = (end -start)
+ mflops = ( N*N*N) *l / timediff
+ mflops *= 1e-6
+
+ size = "%dx%d" % (N,N)
+ print("%14s :\t%20f MFlops\t%20f sec" % (size,mflops,timediff))
+
+
+if __name__ == "__main__":
+ N=128
+ NMAX=2048
+ NINC=128
+ LOOPS=1
+
+ z=0
+ for arg in sys.argv:
+ if z == 1:
+ N = int(arg)
+ elif z == 2:
+ NMAX = int(arg)
+ elif z == 3:
+ NINC = int(arg)
+ elif z == 4:
+ LOOPS = int(arg)
+
+ z = z + 1
+
+ if 'OPENBLAS_LOOPS' in os.environ:
+ p = os.environ['OPENBLAS_LOOPS']
+ if p:
+ LOOPS = int(p);
+
+ print("From: %d To: %d Step=%d Loops=%d" % (N, NMAX, NINC, LOOPS))
+ print("\tSIZE\t\t\tFlops\t\t\t\t\tTime")
+
+ for i in range (N,NMAX+NINC,NINC):
+ run_ssyrk(i,LOOPS)
+