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gh-93554: add test for quickening of code in loops ending with conditional statement #119485

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Merged
merged 2 commits into from
May 29, 2024
Merged

gh-93554: add test for quickening of code in loops ending with conditional statement #119485

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gh-93554: add test for quickening of code in loops ending with condit…
iritkatriel May 24, 2024
8700667
Merge branch 'main' into gh-93554
iritkatriel May 24, 2024
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30 changes: 30 additions & 0 deletions Lib/test/test_dis.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1207,6 +1207,36 @@ def test_loop_quicken(self):
expected = dis_loop_test_quickened_code
self.do_disassembly_compare(got, expected)

@cpython_only
@requires_specialization
def test_loop_with_conditional_at_end_is_quickened(self):
def for_loop_true(x):
for i in range(10):
if x:
pass

for_loop_true(True)
self.assertIn('FOR_ITER_RANGE',
self.get_disassembly(for_loop_true, adaptive=True))

def for_loop_false(x):
for i in range(10):
if x:
pass

for_loop_false(False)
self.assertIn('FOR_ITER_RANGE',
self.get_disassembly(for_loop_false, adaptive=True))

def while_loop():
i = 0
while i < 10:
i += 1

while_loop()
self.assertIn('COMPARE_OP_INT',
self.get_disassembly(while_loop, adaptive=True))

@cpython_only
def test_extended_arg_quick(self):
got = self.get_disassembly(extended_arg_quick)
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