mirror of
https://github.com/tinygrad/tinygrad.git
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124d2f8227
* anon addrspace from new renderer * use max_numel in python renderer * add sizes to ptrs in tests * more * correct fix
371 lines
18 KiB
Python
371 lines
18 KiB
Python
# uops tests that pass on NULL backend (no copyout needed)
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import unittest
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import numpy as np
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from tinygrad.tensor import Tensor
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from tinygrad.helpers import Timing, Context, cdiv
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from tinygrad.dtype import dtypes, ConstFloat # noqa: F401
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from tinygrad.device import Device
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from tinygrad.uop.ops import Ops, UOp, UPat, exec_alu
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from tinygrad.uop.spec import spec_shared
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from tinygrad.uop.symbolic import sym
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from test.helpers import eval_uop, to_uops_list
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class TestSafeCast(unittest.TestCase):
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def test_cast_folds(self):
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a = UOp.variable("a", 1, 10, dtype=dtypes.int32)
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self.assertEqual(a.cast(dtypes.int64).cast(dtypes.int32).simplify(), a)
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self.assertEqual(a.cast(dtypes.double).cast(dtypes.int32).simplify(), a)
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a = UOp.variable("a", 1, 10, dtype=dtypes.uint8)
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self.assertEqual(a.cast(dtypes.int64).cast(dtypes.uint8).simplify(), a)
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self.assertEqual(a.cast(dtypes.uint32).cast(dtypes.uint8).simplify(), a)
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def test_remove_intermediate_cast(self):
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a = UOp.variable("a", 0., 100., dtype=dtypes.half)
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self.assertEqual(a.cast(dtypes.double).cast(dtypes.float).simplify(), a.cast(dtypes.float))
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a = UOp.variable("a", 1, 10, dtype=dtypes.int32)
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# TODO: double preserves certain int dtypes
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self.assertEqual(a.cast(dtypes.double).cast(dtypes.float).simplify(), a.cast(dtypes.float))
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self.assertEqual(a.cast(dtypes.int64).cast(dtypes.int16).simplify(), a.cast(dtypes.int16))
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a = UOp.variable("a", 1, 10, dtype=dtypes.uint8)
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self.assertEqual(a.cast(dtypes.int64).cast(dtypes.int32).simplify(), a.cast(dtypes.int32))
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def test_safe_cast_using_bounds(self):
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a = UOp.variable("a", 1, 10, dtype=dtypes.uint64)
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self.assertEqual(a.cast(dtypes.int16).cast(dtypes.int).simplify(), a.cast(dtypes.int))
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a = UOp.variable("a", -10, 10, dtype=dtypes.int32)
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self.assertEqual(a.cast(dtypes.int8).cast(dtypes.int64).simplify(), a.cast(dtypes.int64))
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self.assertEqual(a.cast(dtypes.int8).cast(dtypes.float).simplify(), a.cast(dtypes.float))
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class TestExecALU(unittest.TestCase):
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def test_sqrt(self):
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self.assertEqual(exec_alu(Ops.SQRT, dtypes.float, (0.0,)), 0.0)
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def test_div(self):
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self.assertEqual(exec_alu(Ops.CDIV, dtypes.int8, (8, 2)), 4)
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self.assertEqual(exec_alu(Ops.CDIV, dtypes.int8, (7, 3)), 2)
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self.assertEqual(exec_alu(Ops.CDIV, dtypes.int8, (7, -3)), -2)
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self.assertEqual(exec_alu(Ops.CDIV, dtypes.int8, (-50, 6)), -8)
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def test_floordiv(self):
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self.assertEqual(exec_alu(Ops.FLOORDIV, dtypes.int8, (8, 2)), 4)
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self.assertEqual(exec_alu(Ops.FLOORDIV, dtypes.int8, (7, 3)), 2)
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self.assertEqual(exec_alu(Ops.FLOORDIV, dtypes.int8, (7, -3)), -3)
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self.assertEqual(exec_alu(Ops.FLOORDIV, dtypes.int8, (-7, 3)), -3)
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self.assertEqual(exec_alu(Ops.FLOORDIV, dtypes.int8, (-50, 6)), -9)
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def test_floormod(self):
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self.assertEqual(exec_alu(Ops.FLOORMOD, dtypes.int8, (8, 2)), 0)
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self.assertEqual(exec_alu(Ops.FLOORMOD, dtypes.int8, (7, 3)), 1)
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self.assertEqual(exec_alu(Ops.FLOORMOD, dtypes.int8, (7, -3)), -2)
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self.assertEqual(exec_alu(Ops.FLOORMOD, dtypes.int8, (-7, 3)), 2)
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self.assertEqual(exec_alu(Ops.FLOORMOD, dtypes.int8, (-50, 6)), 4)
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np.testing.assert_allclose(exec_alu(Ops.MUL, dtypes.float32, (7.0, exec_alu(Ops.RECIPROCAL, dtypes.float32, (3.0,)))), 2+(1.0/3.0))
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np.testing.assert_allclose(exec_alu(Ops.MUL, dtypes.float32, (7.0, exec_alu(Ops.RECIPROCAL, dtypes.float32, (-3.0,)))), -2-(1.0/3.0))
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def test_recip(self):
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, (8,)), 1/8)
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, (7,)), 1/7)
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, (-3,)), 1/-3)
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, (-50,)), 1/-50)
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, ((32+521+3),)), 1/(32+521+3))
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, ((34**2),)), 1/(34**2))
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np.testing.assert_allclose(exec_alu(Ops.RECIPROCAL, dtypes.float32, (10,)), 1/10)
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def test_bool_cmplt(self):
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self.assertEqual(exec_alu(Ops.CMPLT, dtypes.bool, (False, False)), False)
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self.assertEqual(exec_alu(Ops.CMPLT, dtypes.bool, (False, True)), True)
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self.assertEqual(exec_alu(Ops.CMPLT, dtypes.bool, (True, False)), False)
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self.assertEqual(exec_alu(Ops.CMPLT, dtypes.bool, (True, True)), False)
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def test_bool_cmpne(self):
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self.assertEqual(exec_alu(Ops.CMPNE, dtypes.bool, (False, False)), False)
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self.assertEqual(exec_alu(Ops.CMPNE, dtypes.bool, (False, True)), True)
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self.assertEqual(exec_alu(Ops.CMPNE, dtypes.bool, (True, False)), True)
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self.assertEqual(exec_alu(Ops.CMPNE, dtypes.bool, (True, True)), False)
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def test_bool_where(self):
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self.assertEqual(exec_alu(Ops.WHERE, dtypes.bool, (False, False, False)), False)
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self.assertEqual(exec_alu(Ops.WHERE, dtypes.int, (False, 2, 4)), 4)
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np.testing.assert_allclose(exec_alu(Ops.WHERE, dtypes.float, (False, 2.2, 4.5)), 4.5)
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def test_overflow(self):
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self.assertEqual(exec_alu(Ops.ADD, dtypes.uint8, (250, 250)), 244)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.uint8, (256, 0)), 0)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.uint8, (0, -1)), 255)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.uint8, (0, -1000)), 24)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (127, 0)), 127)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (-128, 0)), -128)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (-100, -100)), 56)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (-1000, -0)), 24)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (-130, -0)), 126)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (1, 1)), 2)
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self.assertEqual(exec_alu(Ops.ADD, dtypes.int8, (-128, 0)), -128)
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# test no truncate
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self.assertEqual(exec_alu(Ops.ADD, dtypes.uint8, (250, 250), truncate_output=False), 500)
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class TestGatedStoreRewrite(unittest.TestCase):
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def test_tiny_gate_store(self):
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gmem = UOp.param(0, dtypes.float.ptr(8))
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gidx0 = UOp(Ops.SPECIAL, dtypes.int, (UOp.const(dtypes.int, 4),), 'gidx0')
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gate = gidx0<UOp.const(dtypes.int, 1)
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idx = UOp(Ops.INDEX, dtypes.float.ptr(8), (gmem, (gidx0 * UOp.const(dtypes.int, 2)).valid(gate)))
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val = UOp.const(dtypes.float, 42.0)
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store = UOp(Ops.STORE, dtypes.void, (idx, val))
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uops = to_uops_list([store])
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if_uop = next(u for u in uops if u.op is Ops.IF)
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endif = next(u for u in uops if u.op is Ops.ENDIF)
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assert endif.src[0] is if_uop
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gated_uops = tuple(uops[uops.index(if_uop)+1:uops.index(endif)])
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self.assertEqual(len(gated_uops), 1)
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self.assertIs(gated_uops[-1].op, Ops.STORE)
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self.assertEqual(len(gated_uops[-1].src), 2)
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def test_gate_some_stores(self):
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gmem0 = UOp.param(0, dtypes.float.ptr(8))
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gmem1 = UOp.param(1, dtypes.float.ptr(8))
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gidx0 = UOp(Ops.SPECIAL, dtypes.int, (UOp.const(dtypes.int, 4),), 'gidx0')
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idx = gidx0 * UOp.const(dtypes.int, 2)
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idx0 = UOp(Ops.INDEX, dtypes.float.ptr(8), (gmem0, idx.valid(gidx0<UOp.const(dtypes.int, 1))))
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idx1 = UOp(Ops.INDEX, dtypes.float.ptr(8), (gmem1, idx))
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val = UOp.const(dtypes.float, 42.0)
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stores = [UOp.store(idx0, val), UOp.store(idx1, val)]
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uops = to_uops_list(stores)
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if_uop = next(u for u in uops if u.op is Ops.IF)
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endif = next(u for u in uops if u.op is Ops.ENDIF)
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assert endif.src[0] is if_uop
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gated_uops = tuple(uops[uops.index(if_uop)+1:uops.index(endif)])
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self.assertEqual(len(gated_uops), 1)
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self.assertIs(gated_uops[-1].op, Ops.STORE)
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self.assertEqual(len(gated_uops[-1].src), 2)
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# scaled down version of TestLinearizerDumb.test_unmerged_ifs
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@unittest.skip("we don't merge ifs anymore")
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def test_merge_ifs_alt(self):
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gmem0 = UOp.param(0, dtypes.float.ptr(8))
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gmem1 = UOp.param(1, dtypes.float.ptr(8))
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gidx0 = UOp(Ops.SPECIAL, dtypes.int, (UOp.const(dtypes.int, 4),), 'gidx0')
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idx = gidx0*UOp.const(dtypes.int, 2)
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gate = gidx0<UOp.const(dtypes.int, 1)
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idx0 = UOp(Ops.INDEX, dtypes.float.ptr(8), (gmem0, idx.valid(gate)))
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idx1 = UOp(Ops.INDEX, dtypes.float.ptr(8), (gmem1, idx.valid(gate)))
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val = UOp.const(dtypes.float, 42.0)
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stores = [UOp.store(idx0, val), UOp.store(idx1, val)]
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uops = to_uops_list(stores)
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ifs = [u for u in uops if u.op is Ops.IF]
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endifs = [u for u in uops if u.op is Ops.ENDIF]
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self.assertEqual(len(ifs), 1)
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self.assertEqual(len(endifs), 1)
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gated_uops = tuple(uops[uops.index(ifs[0])+1:uops.index(endifs[0])])
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self.assertEqual(len(gated_uops), 2)
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for x in gated_uops: self.assertIs(x.op, Ops.STORE)
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for x in gated_uops: self.assertEqual(len(x.src), 2)
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@unittest.skipIf(Device.DEFAULT == "METAL", "compiler bug")
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@unittest.skipUnless(Ops.SHR in Device[Device.DEFAULT].renderer.code_for_op, "fast_idiv requires SHR")
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class TestFastIdiv(unittest.TestCase):
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def test_division_power_of_two(self):
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for dt in (dtypes.int32, dtypes.uint32):
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g = UOp.param(0, dt.ptr(3))
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c = UOp.const(dt, 2)
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l = g.index(c)
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a = UOp(Ops.CDIV, dt, (l, c))
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uops = to_uops_list([a], ren=Device[Device.DEFAULT].renderer)
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Device[Device.DEFAULT].renderer.render(uops)
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ops = [x.op for x in uops]
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self.assertIn(Ops.SHR, ops, f"For dtype={dt} divison by power of two did not simplify to shift")
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self.assertNotIn(Ops.CDIV, ops, f"For dtype={dt} divison by power of two did not simplify to shift")
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def test_floormod_power_of_two(self):
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# FLOORMOD by a power of two lowers to AND (correct floor mod for any sign in two's complement)
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for dt in (dtypes.int32, dtypes.uint32):
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g = UOp.param(0, dt.ptr(9))
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c = UOp.const(dt, 8)
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a = UOp(Ops.FLOORMOD, dt, (g.index(c), c))
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uops = to_uops_list([a], ren=Device[Device.DEFAULT].renderer)
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ops = [x.op for x in uops]
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self.assertIn(Ops.AND, ops, f"For dtype={dt} FLOORMOD by pow2 did not simplify to AND")
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self.assertNotIn(Ops.CMOD, ops, f"For dtype={dt} FLOORMOD by pow2 left a MOD")
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self.assertNotIn(Ops.FLOORMOD, ops, f"For dtype={dt} FLOORMOD survived past late rewrite")
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def test_floordiv_power_of_two_uint(self):
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# uint FLOORDIV by a power of two lowers to a shift, leaving no IDIV/FLOORDIV in the kernel
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for dt in (dtypes.uint32, dtypes.uint64):
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g = UOp.param(0, dt.ptr(3))
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c = UOp.const(dt, 2)
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a = UOp(Ops.FLOORDIV, dt, (g.index(c), c))
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uops = to_uops_list([a], ren=Device[Device.DEFAULT].renderer)
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ops = [x.op for x in uops]
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self.assertIn(Ops.SHR, ops, f"For dtype={dt} FLOORDIV by power of two did not simplify to shift")
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self.assertNotIn(Ops.CDIV, ops, f"For dtype={dt} FLOORDIV by power of two did not simplify to shift")
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self.assertNotIn(Ops.FLOORDIV, ops, f"For dtype={dt} FLOORDIV survived past late rewrite")
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@Context(DISABLE_FAST_IDIV=0)
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@unittest.skipIf(Device.DEFAULT == "WEBGPU", "WEBGPU doesn't support long")
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def test_fast_idiv_and_mod(self):
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g = UOp.param(0, dtypes.uint32.ptr(4))
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c = UOp.const(dtypes.uint, 3)
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l = g.index(c)
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a = UOp(Ops.CDIV, dtypes.uint, (l, c))
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uops = to_uops_list([a], ren=Device[Device.DEFAULT].renderer)
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Device[Device.DEFAULT].renderer.render(uops)
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ops = [x.op for x in uops]
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self.assertIn(Ops.SHR, ops)
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self.assertNotIn(Ops.CDIV, ops)
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b = UOp(Ops.CMOD, dtypes.uint, (l, c))
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uops = to_uops_list([b], ren=Device[Device.DEFAULT].renderer)
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Device[Device.DEFAULT].renderer.render(uops)
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ops = [x.op for x in uops]
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self.assertIn(Ops.SHR, ops)
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self.assertNotIn(Ops.CMOD, ops)
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@Context(DISABLE_FAST_IDIV=0)
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def test_fast_idiv_bounded_numerator_zero(self):
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x = UOp.variable("x", 0, 1, dtype=dtypes.int32)
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for val in range(2):
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self.assertEqual(eval_uop(x.alu(Ops.CDIV, x.const_like(3)), vals=(val,)), cdiv(val, 3))
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@Context(DISABLE_FAST_IDIV=0)
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def test_fast_idiv_remove_powers_of_two(self):
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ridx = UOp.range(2**20, 0)
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uops = to_uops_list([ridx//(7*64)], ren=Device[Device.DEFAULT].renderer)
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ops = [x.op for x in uops]
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# this requires shifting out the powers of two before doing fast_idiv
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# (((ridx0>>6)*18725)>>17) instead of (int)((((long)(ridx0)*1198373)>>29))
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self.assertNotIn(Ops.CAST, ops)
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@unittest.expectedFailure
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def test_fast_idiv_overflow(self):
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# This will be possible with a slightly different method for fast_idiv
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g = UOp.param(0, dtypes.uint32.ptr(8))
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c = UOp.const(dtypes.uint, 7)
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l = UOp(Ops.LOAD, dtypes.uint, (g.index(c),))
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a = UOp(Ops.CDIV, dtypes.uint, (l, c))
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uops = to_uops_list([a], ren=Device[Device.DEFAULT].renderer)
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Device[Device.DEFAULT].renderer.render(uops)
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ops = [x.op for x in uops]
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self.assertIn(Ops.SHR, ops)
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self.assertNotIn(Ops.CDIV, ops)
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def test_disable_fast_idiv(self):
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g = UOp.param(0, dtypes.uint32.ptr(4))
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c = UOp.const(dtypes.uint, 3)
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l = g.index(c)
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a = UOp(Ops.CDIV, dtypes.uint, (l, c))
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with Context(DISABLE_FAST_IDIV=1):
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uops = to_uops_list([a], ren=Device[Device.DEFAULT].renderer)
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ops = [x.op for x in uops]
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self.assertNotIn(Ops.SHR, ops)
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self.assertIn(Ops.CDIV, ops)
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class TestUOpMethod(unittest.TestCase):
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@unittest.skip("uops lt no longer ordered")
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def test_compare_alu_same_src_different_arg(self):
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a = UOp.const(dtypes.float, 2.0)
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b = UOp.const(dtypes.float, 3.0)
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add = UOp(Ops.ADD, dtypes.float, (a, b))
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mul = UOp(Ops.MUL, dtypes.float, (a, b))
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assert (add < mul) or (mul < add), "add and mul with same src should have an order"
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def test_uop_variables(self):
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a = UOp.variable("a", 1, 10)
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uop_var = Tensor(a.bind(1))
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st_var = Tensor.empty((2, 10))[:, :a.bind(1)]
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_, var_vals = (uop_var+st_var).linear_with_vars()
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self.assertEqual(len(var_vals), 1)
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self.assertEqual(list(var_vals)[0], a.expr)
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def test_const_factor(self):
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gidx0 = UOp(Ops.SPECIAL, dtypes.int, (UOp.const(dtypes.int, 8),), 'gidx0')
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self.assertEqual(UOp.const(dtypes.int, 17).const_factor(), 17)
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self.assertEqual(gidx0.const_factor(), 1)
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self.assertEqual((gidx0*3).const_factor(), 3)
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self.assertEqual((gidx0*3+6).const_factor(), 3)
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self.assertEqual((gidx0*3+1).const_factor(), 1)
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def test_replace(self):
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x = UOp.param(0, dtypes.int.ptr())
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self.assertEqual(x.replace(arg=UOp.param(1, dtypes.int.ptr()).arg).arg.slot, 1)
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with self.assertRaises(AssertionError): x.replace(field="a")
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def test_const_zero_neg_zero_different(self):
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# -0.0 and 0.0 must be different UOps (for IEEE754 correctness, e.g. 1/-0.0 = -inf)
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pos_zero = UOp.const(dtypes.float, 0.0)
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neg_zero = UOp.const(dtypes.float, -0.0)
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self.assertIsNot(pos_zero, neg_zero)
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self.assertNotEqual(hash(pos_zero.arg), hash(neg_zero.arg))
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def test_const_nan_same(self):
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# nan constants should be deduplicated
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nan1 = UOp.const(dtypes.float, float('nan'))
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nan2 = UOp.const(dtypes.float, float('nan'))
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self.assertIs(nan1, nan2)
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class TestUOpStr(unittest.TestCase):
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def test_uop_str(self):
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a = UOp.const(dtypes.float, 2.0) + UOp.const(dtypes.float, 3.0)
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for _ in range(20): a = a + a
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assert len(str(a)) < 10_000, "exponential string growth"
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assert str(eval(str(a))) == str(a)
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def test_vectorized_str(self):
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vec = UOp(Ops.STACK, dtypes.int.vec(4), tuple(UOp.const(dtypes.int, x) for x in range(4)))
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assert str(eval(str(vec))) == str(vec)
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|
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def test_device_arg(self):
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device = UOp(Ops.DEVICE, arg="CL")
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assert str(eval(str(device))) == str(device)
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|
|
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def test_reduceop_arg(self):
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sum_uop = Tensor.empty(32, 32).sum().uop
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assert str(eval(str(sum_uop))) == str(sum_uop)
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|
|
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class TestUPatHelpers(unittest.TestCase):
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def test_location(self):
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self.assertEqual(sym.patterns[-1][0].location[0].replace("\\", "/").split("/")[-1], "symbolic.py")
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self.assertEqual(spec_shared.patterns[0][0].location[0].replace("\\", "/").split("/")[-1], "spec.py")
|
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test_upat = UPat(Ops.CONST, dtypes.bool)
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self.assertEqual(test_upat.location[0].replace("\\", "/").split("/")[-1], __file__.replace("\\", "/").split("/")[-1])
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test_upat_named = test_upat.named("test_name")
|
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self.assertEqual(test_upat.location[0], test_upat_named.location[0])
|
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self.assertNotEqual(test_upat.location[1], test_upat_named.location[1])
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|
|
|
class TestUopsObject(unittest.TestCase):
|
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def test_timing(self):
|
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with Timing("create 10k uops:"): ret = [UOp(Ops.CONST, dtypes.int, arg=10000000+i) for i in range(10000)]
|
|
assert len(ret) == 10000
|
|
|
|
def test_nested(self):
|
|
a = UOp.new_buffer(Device.DEFAULT, 1, dtypes.char)
|
|
for _ in range(10_000): a = a+a
|
|
self.assertEqual(a.device, Device.DEFAULT)
|
|
|
|
class TestUOpRender(unittest.TestCase):
|
|
def test_render_vectorize_empty(self):
|
|
u = UOp(Ops.STACK, dtype=dtypes.int.vec(0), src=())
|
|
self.assertEqual(u.render(simplify=False), "{}")
|
|
def test_render_vectorize_empty_simplified(self):
|
|
u = UOp(Ops.STACK, dtype=dtypes.int.vec(0), src=())
|
|
self.assertEqual(u.render(), "{}")
|
|
def test_render_vectorize_same(self):
|
|
u = UOp(Ops.STACK, dtype=dtypes.int.vec(3), src=(UOp.const(dtypes.int, 0), UOp.const(dtypes.int, 0), UOp.const(dtypes.int, 0)))
|
|
self.assertEqual(u.render(simplify=False), "{0, ...}")
|
|
def test_render_vectorize_different(self):
|
|
u = UOp(Ops.STACK, dtype=dtypes.int.vec(3), src=(UOp.const(dtypes.int, 0), UOp.const(dtypes.int, 1), UOp.const(dtypes.int, 2)))
|
|
self.assertEqual(u.render(simplify=False), "{0,1,2}")
|
|
def test_render_vectorize_same_simplified(self):
|
|
u = UOp(Ops.STACK, dtype=dtypes.int.vec(3), src=(UOp.const(dtypes.int, 0), UOp.const(dtypes.int, 0), UOp.const(dtypes.int, 0)))
|
|
self.assertEqual(u.render(), "0")
|
|
def test_render_vectorize_different_simplified(self):
|
|
u = UOp(Ops.STACK, dtype=dtypes.int.vec(3), src=(UOp.const(dtypes.int, 0), UOp.const(dtypes.int, 1), UOp.const(dtypes.int, 2)))
|
|
self.assertEqual(u.render(), "{0,1,2}")
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|