[pypy-commit] pypy value-profiling: (arigo, cfbolz): temporarily add some debug printing

[cfbolz]

Author: Carl Friedrich Bolz <cfbolz at gmx.de>
Branch: value-profiling
Changeset: r78898:77cb21016bed
Date: 2015-08-11 16:17 +0200
http://bitbucket.org/pypy/pypy/changeset/77cb21016bed/

Log:	(arigo, cfbolz): temporarily add some debug printing

diff --git a/pypy/interpreter/pycode.py b/pypy/interpreter/pycode.py
--- a/pypy/interpreter/pycode.py
+++ b/pypy/interpreter/pycode.py
@@ -95,7 +95,7 @@
         self._signature = cpython_code_signature(self)
         self._initialize()
         self._init_ready()
-        self.vprofs = [ValueProf() for i in range(self.co_nlocals)]
+        self.vprofs = [ValueProf('%s %s' % (self.co_name, self.co_varnames[i])) for i in range(self.co_nlocals)]
 
     def _initialize(self):
         if self.co_cellvars:
diff --git a/pypy/interpreter/valueprof.py b/pypy/interpreter/valueprof.py
--- a/pypy/interpreter/valueprof.py
+++ b/pypy/interpreter/valueprof.py
@@ -10,14 +10,16 @@
     _mixin_ = True
     _immutable_fields_ = ['_vprof_status?']
 
-    def __init__(self):
+    def __init__(self, msg=''):
         # only if you subclass normally
-        self.init_valueprof()
+        self.init_valueprof(msg)
 
-    def init_valueprof(self):
+    def init_valueprof(self, msg=''):
         self._vprof_status = SEEN_NOTHING
         self._vprof_value_int = 0
         self._vprof_value_wref = dead_ref
+        self._vprof_counter = 0
+        self._vprof_msg = msg
 
     def is_int(self, w_obj):
         raise NotImplementedError("abstract base")
@@ -38,6 +40,10 @@
         elif status == SEEN_INT:
             if self.read_constant_int() != value:
                 self._vprof_status = SEEN_TOO_MUCH
+            else:
+                self._vprof_counter += 1
+                if self._vprof_counter == 200:
+                    print self._vprof_msg, 'int', value
         elif status == SEEN_OBJ:
             self._vprof_status = SEEN_TOO_MUCH
 
@@ -58,6 +64,10 @@
         elif status == SEEN_OBJ:
             if self.try_read_constant_obj() is not value:
                 self._vprof_status = SEEN_TOO_MUCH
+            else:
+                self._vprof_counter += 1
+                if self._vprof_counter == 200:
+                    print self._vprof_msg, 'obj', value
 
     def can_fold_read_int(self):
         return self._vprof_status == SEEN_INT
diff --git a/pypy/objspace/std/mapdict.py b/pypy/objspace/std/mapdict.py
--- a/pypy/objspace/std/mapdict.py
+++ b/pypy/objspace/std/mapdict.py
@@ -297,7 +297,7 @@
         self.back = back
         self._size_estimate = self.length() * NUM_DIGITS_POW2
         self.ever_mutated = False
-        self.init_valueprof()
+        self.init_valueprof('%s.%s' % (back.terminator.w_cls.name, selector[0]))
 
     # ____________________________________________________________
     # methods for ValueProf mixin