Author: Armin Rigo <[email protected]>
Branch:
Changeset: r76739:8d0c92831d19
Date: 2015-04-07 20:51 +0200
http://bitbucket.org/pypy/pypy/changeset/8d0c92831d19/
Log: Some more explanations
diff --git a/rpython/jit/codewriter/effectinfo.py
b/rpython/jit/codewriter/effectinfo.py
--- a/rpython/jit/codewriter/effectinfo.py
+++ b/rpython/jit/codewriter/effectinfo.py
@@ -126,13 +126,17 @@
if extraeffect == EffectInfo.EF_RANDOM_EFFECTS:
assert readonly_descrs_fields is None
assert readonly_descrs_arrays is None
+ assert readonly_descrs_interiorfields is None
assert write_descrs_fields is None
assert write_descrs_arrays is None
+ assert write_descrs_interiorfields is None
else:
assert readonly_descrs_fields is not None
assert readonly_descrs_arrays is not None
+ assert readonly_descrs_interiorfields is not None
assert write_descrs_fields is not None
assert write_descrs_arrays is not None
+ assert write_descrs_interiorfields is not None
result = object.__new__(cls)
result.readonly_descrs_fields = readonly_descrs_fields
result.readonly_descrs_arrays = readonly_descrs_arrays
@@ -140,6 +144,8 @@
if extraeffect == EffectInfo.EF_LOOPINVARIANT or \
extraeffect == EffectInfo.EF_ELIDABLE_CANNOT_RAISE or \
extraeffect == EffectInfo.EF_ELIDABLE_CAN_RAISE:
+ # Ignore the writes. Note that this ignores also writes with
+ # no corresponding reads (rarely the case, but possible).
result.write_descrs_fields = []
result.write_descrs_arrays = []
result.write_descrs_interiorfields = []
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