[pypy-svn] r70540 - pypy/extradoc/planning

[cfbolz at codespeak.net]

Author: cfbolz
Date: Tue Jan 12 18:30:25 2010
New Revision: 70540

Modified:
   pypy/extradoc/planning/jit.txt
Log:
Two things that are done. Add a line about the expensiveness of checking for the
presence of tracing/profiling.


Modified: pypy/extradoc/planning/jit.txt
==============================================================================
--- pypy/extradoc/planning/jit.txt	(original)
+++ pypy/extradoc/planning/jit.txt	Tue Jan 12 18:30:25 2010
@@ -54,12 +54,9 @@
 - improve on predictability: don't trace into signals ... but produce just a
   conditional call (or just abort the trace)
 - directly call assembler for residual portal calls
-- since threads are enabled with the JIT, getexecutioncontext cannot be folded
-  by the JIT anymore. we need to do something in that direction
+- the checks that look whether profiling/tracing in the Python interpreter is
+  enabled look expensive. Do we want to do something about them?
 
-known bugs:
-- the trace-hook is not correctly called while blackholing, see
-  test_pyframe.py:AppTestJitTraceInteraction