[pypy-commit] pypy heapcache-refactor: Test, and probably fix translation

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: heapcache-refactor
Changeset: r83160:431096e1fd42
Date: 2016-03-19 09:52 +0100
http://bitbucket.org/pypy/pypy/changeset/431096e1fd42/

Log:	Test, and probably fix translation

diff --git a/rpython/jit/metainterp/history.py b/rpython/jit/metainterp/history.py
--- a/rpython/jit/metainterp/history.py
+++ b/rpython/jit/metainterp/history.py
@@ -596,6 +596,7 @@
 
 FO_REPLACED_WITH_CONST = r_uint(1)
 FO_POSITION_SHIFT      = 1
+FO_POSITION_MASK       = r_uint(0xFFFFFFFE)
 
 
 class FrontendOp(AbstractResOp):
@@ -615,7 +616,7 @@
 
     def set_position(self, new_pos):
         assert new_pos >= 0
-        self.position_and_flags &= ~0xFFFFFFFE
+        self.position_and_flags &= ~FO_POSITION_MASK
         self.position_and_flags |= r_uint(new_pos << FO_POSITION_SHIFT)
 
     def is_replaced_with_const(self):
diff --git a/rpython/jit/metainterp/test/test_history.py b/rpython/jit/metainterp/test/test_history.py
--- a/rpython/jit/metainterp/test/test_history.py
+++ b/rpython/jit/metainterp/test/test_history.py
@@ -67,6 +67,8 @@
     assert f.get_position() == 42
     f = FrontendOp(-56)
     assert f.get_position() == -56
+    f.set_position(6519)
+    assert f.get_position() == 6519
 
 class TestZTranslated(StandaloneTests):
     def test_ztranslated_same_constant_float(self):