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62079d8600
Signed-off-by: Randall Smith <ransmith@amd.com> Co-authored-by: Randall Smith <ransmith@amd.com>
34 lines
1.0 KiB
Python
34 lines
1.0 KiB
Python
# SPDX-License-Identifier: Apache-2.0
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# SPDX-FileCopyrightText: Copyright contributors to the vLLM project
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import math
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import pytest
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import torch
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from compressed_tensors.transform import deterministic_hadamard_matrix
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from vllm import _custom_ops as ops
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from vllm.platforms import current_platform
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if current_platform.is_rocm():
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pytest.skip(
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"These tests require hadacore_transform, not supported on ROCm.",
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allow_module_level=True,
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)
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@pytest.mark.parametrize("batch_size", [1, 32])
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@pytest.mark.parametrize("hidden_dim", [2**n for n in range(10)])
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def test_hadacore(batch_size, hidden_dim, dtype=torch.bfloat16, device="cuda"):
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x = torch.eye(hidden_dim, dtype=dtype, device=device)
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hadamard = deterministic_hadamard_matrix(
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hidden_dim, dtype=torch.float64, device="cuda"
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) / math.sqrt(hidden_dim)
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y = ops.hadacore_transform(x.clone())
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y_true = (x.to(hadamard.dtype) @ hadamard.T).to(y.dtype)
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assert torch.allclose(y, y_true)
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y = ops.hadacore_transform(y)
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assert torch.allclose(y, x)
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