[pypy-svn] r48795 - pypy/dist/pypy/translator/goal

[fijal at codespeak.net]

Author: fijal
Date: Mon Nov 19 15:57:45 2007
New Revision: 48795

Added:
   pypy/dist/pypy/translator/goal/targetlbench.py   (contents, props changed)
Log:
Add a benchmark for list and memcpy operations, intermediate checkin.


Added: pypy/dist/pypy/translator/goal/targetlbench.py
==============================================================================
--- (empty file)
+++ pypy/dist/pypy/translator/goal/targetlbench.py	Mon Nov 19 15:57:45 2007
@@ -0,0 +1,38 @@
+
+from pypy.rpython.lltypesystem import lltype
+from pypy.rpython.lltypesystem.llmemory import cast_ptr_to_adr, raw_memclear,\
+     raw_memcopy, sizeof, itemoffsetof
+
+TP = lltype.GcArray(lltype.Signed)
+
+def f(x):
+    if 1:
+        a = lltype.malloc(TP, x)
+        for i in range(x):
+            a[i] = i
+        b = lltype.malloc(TP, x, zero=False)
+        for j in range(1000):
+            #for i in range(x):
+            #    b[i] = a[i]
+            baseofs = itemoffsetof(TP, 0)
+            onesize = sizeof(TP.OF)
+            size = baseofs + onesize*(x - 1)
+            raw_memcopy(cast_ptr_to_adr(b)+baseofs, cast_ptr_to_adr(a)+baseofs, size)
+    else:
+        a = []
+        for i in range(x):
+            a.append(i)
+    return 0
+
+def entry_point(argv):
+    print f(int(argv[1]))
+    return 0
+
+# _____ Define and setup target ___
+
+def target(*args):
+    return entry_point, None
+
+if __name__ == '__main__':
+    import sys
+    entry_point(sys.argv)