From be7c79637377d5be22f52d0cd67ad52eff241e83 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Wed, 16 Mar 2016 16:52:57 -0500
Subject: [PATCH] Enable persistent hashing for loopy types
---
loopy/types.py | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/loopy/types.py b/loopy/types.py
index 4ed6aa0ff..67c1c8257 100644
--- a/loopy/types.py
+++ b/loopy/types.py
@@ -92,6 +92,9 @@ class NumpyType(LoopyType):
def __hash__(self):
return hash(self.dtype)
+ def update_persistent_hash(self, key_hash, key_builder):
+ key_builder.rec(key_hash, self.dtype)
+
def __eq__(self, other):
return (
type(self) == type(other)
@@ -168,6 +171,10 @@ class AtomicNumpyType(NumpyType, AtomicType):
def __hash__(self):
return 0xa7031c ^ hash(self.dtype)
+ def update_persistent_hash(self, key_hash, key_builder):
+ key_builder.rec(key_hash, 0xa7031c)
+ key_builder.rec(key_hash, self.dtype)
+
def __repr__(self):
return "atomic:%s" % repr(self.dtype)
--
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