mirror of
https://github.com/tinygrad/tinygrad.git
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86 lines
4.3 KiB
Python
86 lines
4.3 KiB
Python
from __future__ import annotations
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import unittest
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from tinygrad import Tensor
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from tinygrad.codegen.kernel import Kernel
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from tinygrad.helpers import DEBUG
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from tinygrad.ops import UOp, UOps, ReduceOps, print_uops
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from tinygrad.codegen.kernel import verify_ast
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from tinygrad.shape.shapetracker import ShapeTracker
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from tinygrad import dtypes
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from tinygrad.shape.view import View
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class InvalidASTException(Exception): pass
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def helper_test_verify_ast(*stores:UOp) -> Kernel:
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sink = UOp(UOps.SINK, dtypes.void, stores)
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if DEBUG >= 3:
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for op in stores: print(op)
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try: verify_ast(sink)
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except AssertionError as e: raise InvalidASTException(e.args)
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k = Kernel(sink)
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k.linearize()
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if DEBUG >= 6: print_uops(k.uops)
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if DEBUG >= 4: print(k.to_program().src)
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return k
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class TestVerifyAST(unittest.TestCase):
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def test_tiny_add(self):
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dtype = dtypes.int
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buf_0 = UOp(UOps.DEFINE_GLOBAL, dtype.ptr(), (), 0)
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buf_1 = UOp(UOps.DEFINE_GLOBAL, dtype.ptr(), (), 1)
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buf_2 = UOp(UOps.DEFINE_GLOBAL, dtype.ptr(), (), 2)
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a = UOp(UOps.LOAD, dtype, (buf_1, ShapeTracker.from_shape((32, 1)).to_uop()))
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b = UOp(UOps.LOAD, dtype, (buf_2, ShapeTracker.from_shape((32, 1)).to_uop()))
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store = UOp(UOps.STORE, dtypes.void, (buf_0, ShapeTracker.from_shape((32, 1)).to_uop(), a+b))
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helper_test_verify_ast(store)
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def test_exactly_one_full_shape(self):
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dtype = dtypes.int
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bufs = [UOp(UOps.DEFINE_GLOBAL, dtype.ptr(), (), i) for i in range(6)]
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a = UOp(UOps.LOAD, dtype, (bufs[2], ShapeTracker.from_shape((32, 1)).to_uop()))
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b = UOp(UOps.LOAD, dtype, (bufs[3], ShapeTracker.from_shape((32, 1)).to_uop()))
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st0 = UOp.store(bufs[0], ShapeTracker.from_shape((32, 1)).to_uop(), a+b)
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a = UOp(UOps.LOAD, dtype, (bufs[4], ShapeTracker.from_shape((32, 32)).to_uop()))
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b = UOp(UOps.LOAD, dtype, (bufs[5], ShapeTracker.from_shape((32, 32)).to_uop()))
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st1 = UOp.store(bufs[1], ShapeTracker.from_shape((32, 32)).to_uop(), a+b)
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with self.assertRaises(InvalidASTException): helper_test_verify_ast(st0, st1)
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def test_no_implicit_broadcasting(self):
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bufs = [UOp(UOps.DEFINE_GLOBAL, dtypes.float.ptr(), (), i) for i in range(2)]
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a = UOp(UOps.LOAD, dtypes.float, (bufs[1], ShapeTracker.from_shape((4, 32)).to_uop()))
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b = a + UOp(UOps.REDUCE_AXIS, dtypes.float, (a,), (ReduceOps.MAX, (1,)))
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st = UOp(UOps.STORE, dtypes.void, (bufs[0], ShapeTracker.from_shape((4, 32)).to_uop(), b))
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with self.assertRaises(InvalidASTException): helper_test_verify_ast(st)
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def test_shrink_ok(self):
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bufs = [UOp(UOps.DEFINE_GLOBAL, dtypes.float.ptr(), (), i) for i in range(2)]
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a = UOp(UOps.LOAD, dtypes.float, (bufs[1], ShapeTracker((View((32, 32), strides=(32, 1), offset=0, mask=None, contiguous=True),)).to_uop()))
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b = UOp(UOps.LOAD, dtypes.float, (bufs[1], ShapeTracker((View((32, 32), strides=(0, 1), offset=0, mask=None, contiguous=False),)).to_uop()))
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st = UOp.store(bufs[0], ShapeTracker.from_shape((32, 32)).to_uop(), a+b)
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helper_test_verify_ast(st)
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def test_reduce_store(self):
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bufs = [UOp(UOps.DEFINE_GLOBAL, dtypes.float.ptr(), (), i) for i in range(2)]
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a = UOp(UOps.LOAD, dtypes.float, (bufs[1], ShapeTracker.from_shape((32, 1)).to_uop()))
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r = UOp(UOps.REDUCE_AXIS, dtypes.float, (a,), (ReduceOps.SUM, (0,)))
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st = UOp.store(bufs[0], ShapeTracker.from_shape((32, 1)).to_uop(), r)
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with self.assertRaisesRegex(InvalidASTException, "implicit expand"): helper_test_verify_ast(st)
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def test_reduce_add_store(self):
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bufs = [UOp(UOps.DEFINE_GLOBAL, dtypes.float.ptr(), (), i) for i in range(2)]
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a = UOp(UOps.LOAD, dtypes.float, (bufs[1], ShapeTracker.from_shape((32, 1)).to_uop()))
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r = UOp(UOps.REDUCE_AXIS, dtypes.float, (a,), (ReduceOps.SUM, (0,)))
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st = UOp.store(bufs[0], ShapeTracker.from_shape((32, 1)).to_uop(), r+a)
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with self.assertRaisesRegex(InvalidASTException, "implicit expand"): helper_test_verify_ast(st)
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def test_buffer_uops_st(self):
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a = Tensor.randn(4, 4)+2
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uop_sts = verify_ast(a.schedule()[-1].ast)
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store_st = [st for u,st in uop_sts.items() if u.op is UOps.STORE][0]
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self.assertEqual(store_st, ShapeTracker.from_shape((4, 4)))
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const_st = [st for u,st in uop_sts.items() if u.op is UOps.VALID][0]
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self.assertEqual(const_st, ShapeTracker.from_shape((1, 1)).expand((4, 4)))
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if __name__ == '__main__':
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unittest.main()
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