Author: Ronan Lamy <[email protected]>
Branch: framestate
Changeset: r74617:0c9d4802f0ab
Date: 2014-11-20 03:44 +0000
http://bitbucket.org/pypy/pypy/changeset/0c9d4802f0ab/
Log: inline save_locals_stack() and restore_locals_stack()
diff --git a/rpython/flowspace/flowcontext.py b/rpython/flowspace/flowcontext.py
--- a/rpython/flowspace/flowcontext.py
+++ b/rpython/flowspace/flowcontext.py
@@ -344,17 +344,9 @@
self.stack[n] = None
self.stackdepth = finaldepth
- def save_locals_stack(self):
- return self.locals_w + self.stack[:self.stackdepth]
-
- def restore_locals_stack(self, items_w):
- self.locals_w = items_w[:self.nlocals]
- self.stack[:len(items_w) - self.nlocals] = items_w[self.nlocals:]
- self.dropvaluesuntil(len(items_w) - self.nlocals)
-
def getstate(self, next_offset):
- # getfastscope() can return real None, for undefined locals
- data = self.save_locals_stack()
+ data = self.locals_w[:]
+ data.extend(self.stack[:self.stackdepth])
if self.last_exception is None:
data.append(Constant(None))
data.append(Constant(None))
@@ -368,7 +360,9 @@
""" Reset the context to the given frame state. """
data = state.mergeable[:]
recursively_unflatten(data)
- self.restore_locals_stack(data[:-2]) # Nones == undefined locals
+ self.locals_w = data[:self.nlocals]
+ self.stack[:len(data) - 2 - self.nlocals] = data[self.nlocals:-2]
+ self.dropvaluesuntil(len(data) - 2 - self.nlocals)
if data[-2] == Constant(None):
assert data[-1] == Constant(None)
self.last_exception = None
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