mirror of https://github.com/commaai/tinygrad.git
51 lines
1.6 KiB
Python
51 lines
1.6 KiB
Python
import unittest
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import time
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import numpy as np
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from tinygrad import Tensor, dtypes
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from tinygrad.engine.schedule import create_schedule
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from tinygrad.engine.realize import run_schedule, lower_schedule_item
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class TestFusionOp(unittest.TestCase):
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def test_contiguous_add(self):
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def test(contig=False):
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bt = Tensor(np.arange(16), dtype=dtypes.float32).reshape(4,4)
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x = bt.permute(1,0)
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if contig: x = x.contiguous()
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return (x.permute(1,0) + bt).data()
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assert test() == test(True)
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def test_expand_fuse(self):
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bt = Tensor(np.ones((10, 1)), dtype=dtypes.float32)
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out = (bt*2).expand(10,10).sum(1)
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sched = create_schedule([out.lazydata], None)
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run_schedule(sched)
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outd = out.data().tolist()
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assert all(x == 20.0 for x in outd)
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def test_recursive_add(self):
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st = time.perf_counter()
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a = Tensor([1,2,3,4])
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for _ in range(24): a = a + a
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sched = create_schedule([a.lazydata], None)
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ji = lower_schedule_item(sched[-1])
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self.assertLess(time.perf_counter()-st, 1.0)
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assert len(ji.prg.splitlines()) < 250
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def test_recursive_add_cmp(self):
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st = time.perf_counter()
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a = Tensor([1,2,3,4])
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for _ in range(24): a = a + a
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sched1 = create_schedule([a.lazydata], None)
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b = Tensor([1,2,3,4])
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for _ in range(24): b = b + b
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sched2 = create_schedule([b.lazydata], None)
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c = Tensor([1,2,3,4])
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for _ in range(23): c = c + c
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sched3 = create_schedule([c.lazydata], None)
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assert sched1[-1].ast == sched2[-1].ast
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assert sched1[-1].ast != sched3[-1].ast
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self.assertLess(time.perf_counter()-st, 1.0)
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if __name__ == '__main__':
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unittest.main(verbosity=2)
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