[pypy-svn] pypy default: ll_thread.getident is a loop invariant.

[alex_gaynor]

Author: Alex Gaynor <alex.gaynor at gmail.com>
Branch: 
Changeset: r43121:188c4e729ee3
Date: 2011-04-02 16:07 -0400
http://bitbucket.org/pypy/pypy/changeset/188c4e729ee3/

Log:	ll_thread.getident is a loop invariant.

diff --git a/pypy/module/thread/ll_thread.py b/pypy/module/thread/ll_thread.py
--- a/pypy/module/thread/ll_thread.py
+++ b/pypy/module/thread/ll_thread.py
@@ -1,10 +1,10 @@
 
-from pypy.rpython.lltypesystem import rffi
-from pypy.rpython.lltypesystem import lltype, llmemory
+from pypy.rpython.lltypesystem import rffi, lltype, llmemory
 from pypy.rpython.tool import rffi_platform as platform
 from pypy.translator.tool.cbuild import ExternalCompilationInfo
 import py, os
 from pypy.rpython.extregistry import ExtRegistryEntry
+from pypy.rlib import jit
 from pypy.rlib.debug import ll_assert
 from pypy.rlib.objectmodel import we_are_translated
 from pypy.rpython.lltypesystem.lloperation import llop
@@ -79,6 +79,7 @@
 
 # wrappers...
 
+ at jit.loop_invariant
 def get_ident():
     return rffi.cast(lltype.Signed, c_thread_get_ident())