[pypy-svn] r74743 - pypy/trunk/pypy/translator/goal

[agaynor at codespeak.net]

Author: agaynor
Date: Tue May 25 19:39:19 2010
New Revision: 74743

Added:
   pypy/trunk/pypy/translator/goal/targetosreadbench.py
Log:
Added target for os.read benchmarking

Added: pypy/trunk/pypy/translator/goal/targetosreadbench.py
==============================================================================
--- (empty file)
+++ pypy/trunk/pypy/translator/goal/targetosreadbench.py	Tue May 25 19:39:19 2010
@@ -0,0 +1,25 @@
+"""
+A benchmark for read()
+"""
+
+import os
+
+# __________  Entry point  __________
+
+def entry_point(argv):
+    length = 0
+    if len(argv) > 1:
+        length = int(argv[1])
+    else:
+        length = 100
+    for i in xrange(100000):
+        f = os.open(__file__, 0666, os.O_RDONLY)
+        os.read(f, length)
+        os.close(f)
+    return 0
+
+# _____ Define and setup target ___
+
+def target(*args):
+    return entry_point, None
+