Author: Maciej Fijalkowski <[email protected]>
Branch:
Changeset: r67566:1a8ee9ab87d4
Date: 2013-10-24 14:04 +0200
http://bitbucket.org/pypy/pypy/changeset/1a8ee9ab87d4/
Log: attack the first part of slowness of stackcheckinsertion. I still
dont understand why we have >1mln edges though
diff --git a/rpython/rlib/rstack.py b/rpython/rlib/rstack.py
--- a/rpython/rlib/rstack.py
+++ b/rpython/rlib/rstack.py
@@ -67,6 +67,7 @@
# Else call the slow path
stack_check_slowpath(current)
stack_check._always_inline_ = True
+stack_check._dont_insert_stackcheck_ = True
@rgc.no_collect
def stack_check_slowpath(current):
@@ -74,3 +75,4 @@
from rpython.rlib.rstackovf import _StackOverflow
raise _StackOverflow
stack_check_slowpath._dont_inline_ = True
+stack_check_slowpath._dont_insert_stackcheck_ = True
diff --git a/rpython/translator/transform.py b/rpython/translator/transform.py
--- a/rpython/translator/transform.py
+++ b/rpython/translator/transform.py
@@ -213,6 +213,10 @@
insert_in = set()
block2graph = {}
for caller in translator.graphs:
+ pyobj = getattr(caller, 'func', None)
+ if pyobj is not None:
+ if getattr(pyobj, '_dont_insert_stackcheck_', False):
+ continue
for block, callee in find_calls_from(translator, caller):
if getattr(getattr(callee, 'func', None),
'insert_stack_check_here', False):
@@ -269,4 +273,4 @@
transform_dead_op_vars(ann, block_subset)
if ann.translator:
checkgraphs(ann, block_subset)
-
+
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