[pypy-svn] r49831 - pypy/branch/gc-prefetch/pypy/rpython/memory/gc

arigo at codespeak.net arigo at codespeak.net
Sun Dec 16 12:50:19 CET 2007


Author: arigo
Date: Sun Dec 16 12:50:18 2007
New Revision: 49831

Modified:
   pypy/branch/gc-prefetch/pypy/rpython/memory/gc/prefetchsemispace.py
Log:
Temporary usage notes.


Modified: pypy/branch/gc-prefetch/pypy/rpython/memory/gc/prefetchsemispace.py
==============================================================================
--- pypy/branch/gc-prefetch/pypy/rpython/memory/gc/prefetchsemispace.py	(original)
+++ pypy/branch/gc-prefetch/pypy/rpython/memory/gc/prefetchsemispace.py	Sun Dec 16 12:50:18 2007
@@ -8,6 +8,11 @@
     data into a cache before it is accessed.  You can insert calls to
     it into code for which you know addresses of data in memory that
     is likely to be accessed soon.
+
+    XXX requires gcc.
+    XXX You also need to tweak the Makefile to set
+                       CFLAGS = -O2 -pthread -march=pentium3m
+    XXX and recompile.
     """
 
 __builtin_prefetch = rffi.llexternal(



More information about the Pypy-commit mailing list