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generic valid match criteria of #6552 (#6558)

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455 -> 364 valids.
generalize `idx < image bound` to `idx < image bound + c` for some `c`
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chenyu
2024-09-17 02:40:36 -04:00
committed by GitHub
parent 0ab06d5840
commit 5fb877c78c
3 changed files with 13 additions and 4 deletions
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9
test/unit/test_image_valid.py
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@@ -51,5 +51,14 @@ class TestValidSimplification(unittest.TestCase):
self.assertEqual(render((20, 10, 4), (gidx1).lt(10), UOp(UOps.VECTORIZE, dtypes.int.vec(2), (gidx0, gidx1))),
"((gidx1<10)?read_imagef(data0, smp, (int2)(gidx0,gidx1)):(float4)(0.0f,0.0f,0.0f,0.0f))")
def test_generic_idx_lt_bound(self):
# (idx1 < image_bound - c) ? (..., idx1 + c) : 0 can drop the valid
gidx0 = Variable("gidx0", 32)
gidx1 = Variable("gidx1", 32)
self.assertEqual(render((10, 10, 4), (gidx1).lt(8), UOp(UOps.VECTORIZE, dtypes.int.vec(2), (gidx0, gidx1+2))),
"read_imagef(data0, smp, (int2)(gidx0,(gidx1+2)))")
self.assertEqual(render((10, 10, 4), (gidx1).lt(5), UOp(UOps.VECTORIZE, dtypes.int.vec(2), (gidx0, gidx1+5))),
"read_imagef(data0, smp, (int2)(gidx0,(gidx1+5)))")
if __name__ == '__main__':
unittest.main()