Author: Richard Plangger <[email protected]>
Branch: vecopt
Changeset: r77979:450cfd82b800
Date: 2015-06-09 10:17 +0200
http://bitbucket.org/pypy/pypy/changeset/450cfd82b800/
Log: added test to ensure sum is not prohibited by cost calculation
diff --git a/rpython/jit/metainterp/optimizeopt/test/test_costmodel.py
b/rpython/jit/metainterp/optimizeopt/test/test_costmodel.py
--- a/rpython/jit/metainterp/optimizeopt/test/test_costmodel.py
+++ b/rpython/jit/metainterp/optimizeopt/test/test_costmodel.py
@@ -121,5 +121,15 @@
savings = self.savings(loop1)
assert savings == 1
+ def test_sum(self):
+ loop1 = self.parse("""
+ f10 = raw_load(p0, i0, descr=double)
+ f11 = raw_load(p0, i1, descr=double)
+ f12 = float_add(f1, f10)
+ f13 = float_add(f12, f11)
+ """)
+ savings = self.savings(loop1)
+ assert savings == 2
+
class Test(CostModelBaseTest, LLtypeMixin):
pass
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