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32 lines
1.3 KiB
32 lines
1.3 KiB
1 month ago
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import unittest
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from tinygrad import Device
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from tinygrad.device import Buffer
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from tinygrad.dtype import dtypes
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from tinygrad.helpers import CI
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from tinygrad.runtime.ops_gpu import CLDevice, CLAllocator, CLCompiler, CLProgram
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@unittest.skipUnless(Device.DEFAULT == "GPU", "Runs only on OpenCL (GPU)")
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class TestCLError(unittest.TestCase):
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@unittest.skipIf(CI, "dangerous for CI, it allocates tons of memory")
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def test_oom(self):
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with self.assertRaises(RuntimeError) as err:
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allocator = CLAllocator(CLDevice())
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for i in range(1_000_000):
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allocator.alloc(1_000_000_000)
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assert str(err.exception) == "OpenCL Error -6: CL_OUT_OF_HOST_MEMORY"
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def test_invalid_kernel_name(self):
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device = Device[Device.DEFAULT]
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with self.assertRaises(RuntimeError) as err:
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CLProgram(device, name="", lib=CLCompiler(device, "test").compile("__kernel void test(__global int* a) { a[0] = 1; }"))
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assert str(err.exception) == "OpenCL Error -46: CL_INVALID_KERNEL_NAME"
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def test_unaligned_copy(self):
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data = list(range(65))
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unaligned = memoryview(bytearray(data))[1:]
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buffer = Buffer("GPU", 64, dtypes.uint8).allocate()
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buffer.copyin(unaligned)
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result = memoryview(bytearray(len(data) - 1))
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buffer.copyout(result)
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assert unaligned == result, "Unaligned data copied in must be equal to data copied out."
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