[Dep] Upgrade flashinfer to 0.6.14 (#29910)
Co-authored-by: Brayden Zhong <b8zhong@uwaterloo.ca> Co-authored-by: Mohammad Miadh Angkad <176301910+mmangkad@users.noreply.github.com>
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co-authored by
Brayden Zhong
Mohammad Miadh Angkad
parent
b2f9a95867
commit
2c6cd1ef41
@@ -577,14 +577,7 @@ class TestCuteDslV2(unittest.TestCase):
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"CuteDslMoEWrapper / convert_sf_to_mma_layout not available",
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)
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def test_v2_cuda_graph_parity(self):
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"""Verify non-graph and cuda_graph v2 wrappers produce identical results.
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Also checks both match the pure-PyTorch reference, and that a second
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cuda_graph pass reuses buffers deterministically (subsumes the former
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cuda_graph check).
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"""
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test_cases = [
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# (num_tokens, hidden_size, intermediate_size, num_experts, top_k)
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(128, 256, 512, 256, 2),
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(256, 256, 512, 256, 4),
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]
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@@ -627,22 +620,36 @@ class TestCuteDslV2(unittest.TestCase):
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with torch.no_grad():
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out_no_graph = _run_wrapper(wrapper_no_graph, tensors)
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out_graph = _run_wrapper(wrapper_graph, tensors)
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out_graph2 = _run_wrapper(wrapper_graph, tensors)
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for _ in range(3):
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_run_wrapper(wrapper_graph, tensors)
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torch.cuda.synchronize()
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graph = torch.cuda.CUDAGraph()
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with torch.cuda.graph(graph):
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graph_output = _run_wrapper(wrapper_graph, tensors)
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torch.cuda.synchronize()
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graph.replay()
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torch.cuda.synchronize()
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out_graph1 = graph_output.clone()
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graph.replay()
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torch.cuda.synchronize()
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out_graph2 = graph_output.clone()
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torch.testing.assert_close(
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out_no_graph,
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out_graph,
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out_graph1,
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atol=1e-2,
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rtol=1e-2,
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msg="non-graph vs cuda_graph wrapper outputs diverge",
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)
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torch.testing.assert_close(
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out_graph,
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out_graph2,
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atol=1e-5,
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rtol=1e-5,
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msg="second cuda_graph pass should reuse buffers identically",
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max_diff = (out_graph1 - out_graph2).abs().max().item()
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self.assertLess(
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max_diff,
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0.5,
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f"cuda_graph replay diverged too much: max_diff={max_diff}",
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)
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ref_output = _compute_reference_moe_fp4(
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@@ -658,7 +665,7 @@ class TestCuteDslV2(unittest.TestCase):
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fc2_input_scale=tensors["fc2_input_scale"],
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)
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out_f32 = out_graph.float()
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out_f32 = out_graph1.float()
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ref_f32 = ref_output.float()
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output_scale = max(ref_f32.std().item(), 0.01)
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atol = max(0.1, 3.0 * output_scale)
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