Author: Maciej Fijalkowski <[email protected]>
Branch: extradoc
Changeset: r3677:c77d0d592c80
Date: 2011-06-14 20:48 +0200
http://bitbucket.org/pypy/extradoc/changeset/c77d0d592c80/
Log: Add runner.py which does nice averaging and stddev. Also make sqrt
compatible. Remove -O3 without -fno-tree-vectorize
diff --git a/talk/iwtc11/benchmarks/runall.sh b/talk/iwtc11/benchmarks/runall.sh
--- a/talk/iwtc11/benchmarks/runall.sh
+++ b/talk/iwtc11/benchmarks/runall.sh
@@ -5,7 +5,6 @@
./benchmark.sh pypy --jit enable_opts=intbounds:rewrite:virtualize:heap
./benchmark.sh gcc
./benchmark.sh gcc -O2
-./benchmark.sh gcc -O3 -march=native
./benchmark.sh gcc -O3 -march=native -fno-tree-vectorize
./benchmark.sh python2.7
diff --git a/talk/iwtc11/benchmarks/runner.py b/talk/iwtc11/benchmarks/runner.py
new file mode 100755
--- /dev/null
+++ b/talk/iwtc11/benchmarks/runner.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python
+""" Usage:
+
+runner.py [-w warmup] [-n times] <file> <extra_args>
+"""
+
+from __future__ import division
+
+import py
+import sys
+import time
+from optparse import OptionParser
+
+def main():
+ parser = OptionParser()
+ parser.add_option('-n', dest='no', help='number of iterations', type=int,
+ default=10)
+ parser.add_option('-w', dest='warmup', help='number of warmup runs',
+ type=int, default=0)
+ options, args = parser.parse_args()
+ if args[0].endswith('.py'):
+ mod = py.path.local(args[0]).pyimport()
+ sys.stderr.write("warming up")
+ args = args[1:]
+ for i in range(options.warmup):
+ mod.main(args)
+ sys.stderr.write('.')
+ sys.stderr.write("\n")
+ print >>sys.stderr, "benchmarking"
+ all = []
+ for i in range(options.no):
+ t0 = time.time()
+ mod.main(args)
+ all.append(time.time() - t0)
+ print >>sys.stderr, "Next:", all[-1]
+ else:
+
+ if n > 1:
+ avg = sum(all) / len(all)
+ stddev = (sum([(i - avg) * (i - avg) for i in all]) / (len(all) - 1))
** 0.5
+ print "Avg: %s +- %s" % (avg, stddev)
+ else:
+ print "Run: %s" % (all[0],)
+
+if __name__ == '__main__':
+ main()
diff --git a/talk/iwtc11/benchmarks/sqrt/sqrt.py
b/talk/iwtc11/benchmarks/sqrt/sqrt.py
--- a/talk/iwtc11/benchmarks/sqrt/sqrt.py
+++ b/talk/iwtc11/benchmarks/sqrt/sqrt.py
@@ -48,3 +48,5 @@
def __rdiv__(self, other):
return Fix16((Fix16(other).val << 16) / self.val, False)
+def main(argv):
+ sqrt(eval(argv[0])(123456), 100000000)
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