1296eb877b
* Add pre_hook to triton.Config * Use argument names in triton.heuristics * Update base perf * Remove meta from heuristics
91 lines
4.6 KiB
Python
91 lines
4.6 KiB
Python
import pytest
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import itertools
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import triton
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import torch
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@pytest.mark.parametrize(
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"BLOCK_M, BLOCK_N, BLOCK_K, SPLIT_K, NWARP, NSTAGE, M, N, K, AT, BT, DTYPE",
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itertools.chain(
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*[
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[
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# 1 warp
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(16, 16, 16, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(32, 16, 16, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(16, 32, 16, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(16, 16, 32, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(32, 16, 32, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(16, 32, 32, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(16, 16, 64, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(64, 16, 64, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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(16, 64, 64, 1, 1, 2, None, None, None, AT, BT, DTYPE),
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# 2 warp
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(64, 32, 64, 1, 2, 2, None, None, None, AT, BT, DTYPE),
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(32, 64, 64, 1, 2, 2, None, None, None, AT, BT, DTYPE),
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(64, 32, 16, 1, 2, 2, None, None, None, AT, BT, DTYPE),
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(32, 64, 16, 1, 2, 2, None, None, None, AT, BT, DTYPE),
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(128, 32, 32, 1, 2, 2, None, None, None, AT, BT, DTYPE),
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(32, 128, 32, 1, 2, 2, None, None, None, AT, BT, DTYPE),
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# 4 warp
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(128, 64, 16, 1, 4, 2, None, None, None, AT, BT, DTYPE),
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(64, 128, 16, 1, 4, 2, None, None, None, AT, BT, DTYPE),
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(128, 32, 32, 1, 4, 2, None, None, None, AT, BT, DTYPE),
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(32, 128, 32, 1, 4, 2, None, None, None, AT, BT, DTYPE),
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(128, 32, 64, 1, 4, 2, None, None, None, AT, BT, DTYPE),
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(32, 128, 64, 1, 4, 2, None, None, None, AT, BT, DTYPE),
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# 8 warp
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(128, 256, 16, 1, 8, 2, None, None, None, AT, BT, DTYPE),
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(256, 128, 16, 1, 8, 2, None, None, None, AT, BT, DTYPE),
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(256, 128, 32, 1, 8, 2, None, None, None, AT, BT, DTYPE),
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# split-k
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(64, 64, 16, 2, 4, 2, None, None, None, AT, BT, DTYPE),
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(64, 64, 16, 4, 4, 2, None, None, None, AT, BT, DTYPE),
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(64, 64, 16, 8, 4, 2, None, None, None, AT, BT, DTYPE),
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# variable input
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(128, 128, 32, 1, 4, 2, 1024, 1024, 1024, AT, BT, DTYPE),
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(128, 128, 32, 1, 4, 2, 384, 128, 640, AT, BT, DTYPE),
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(128, 128, 32, 1, 4, 2, 107, 233, 256, AT, BT, DTYPE),
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(128, 128, 32, 1, 4, 2, 107, 233, 311, AT, BT, DTYPE),
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] for DTYPE in ["float16", "float32"] for AT in [False, True] for BT in [False, True]
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],
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# n-stage
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*[
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[
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(16, 16, 16, 1, 1, STAGES, 1024, 1024, 1024, AT, BT, DTYPE),
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(64, 32, 64, 1, 2, STAGES, 1024, 1024, 1024, AT, BT, DTYPE),
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(128, 64, 16, 1, 4, STAGES, 1024, 1024, 1024, AT, BT, DTYPE),
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(256, 128, 32, 1, 8, STAGES, 1024, 1024, 1024, AT, BT, DTYPE),
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(128, 128, 32, 1, 4, STAGES, 384, 128, 640, AT, BT, DTYPE),
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# split-k
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(64, 64, 16, 8, 4, STAGES, 1024, 1024, 1024, AT, BT, DTYPE),
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(64, 64, 16, 8, 4, STAGES, 1024, 1024, 32, AT, BT, DTYPE),
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] for DTYPE in ["float16", "float32"] for AT in [False, True] for BT in [False, True] for STAGES in [2, 3, 4]
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]
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),
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)
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def test_op(BLOCK_M, BLOCK_N, BLOCK_K, SPLIT_K, NWARP, NSTAGE, M, N, K, AT, BT, DTYPE):
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torch.manual_seed(0)
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# nuke kernel decorators -- will set meta-parameters manually
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kwargs = {'BLOCK_M': BLOCK_M, 'BLOCK_N': BLOCK_N, 'BLOCK_K': BLOCK_K, 'SPLIT_K': SPLIT_K}
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pre_hook = None if SPLIT_K == 1 else lambda nargs: nargs['C'].zero_()
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configs = [triton.Config(kwargs=kwargs, num_warps=NWARP, num_stages=NSTAGE, pre_hook=pre_hook)]
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kernel = triton.ops._matmul.kernel
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decorators = kernel.kernel_decorators
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kernel.kernel_decorators = []
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triton.autotune(configs, [])(kernel)
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kernel.kernel_decorators += decorators[1:]
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# get matrix shape
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M = BLOCK_M if M is None else M
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N = BLOCK_N if N is None else N
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K = BLOCK_K * SPLIT_K if K is None else K
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# allocate/transpose inputs
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DTYPE = {"float16": torch.float16, "float32": torch.float32}[DTYPE]
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a = .1*torch.randn((K, M) if AT else (M, K), device="cuda", dtype=DTYPE)
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b = .1*torch.randn((N, K) if BT else (K, N), device="cuda", dtype=DTYPE)
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a = a.t() if AT else a
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b = b.t() if BT else b
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# run test
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th_c = torch.matmul(a, b)
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tt_c = triton.testing.catch_oor(lambda : triton.ops.matmul(a, b), pytest)
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triton.testing.assert_almost_equal(th_c, tt_c)
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