impl_abstract expand_into_jagged_permute (pytorch#2090)

Summary: Pull Request resolved: pytorch#2090 Differential Revision: D50586828
ezyang · Oct 25, 2023 · b68a5e0 · b68a5e0
1 parent b7b0ab6
commit b68a5e0
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Showing 3 changed files with 22 additions and 14 deletions.
diff --git a/fbgemm_gpu/fbgemm_gpu/sparse_operators.py b/fbgemm_gpu/fbgemm_gpu/sparse_operators.py
@@ -71,3 +71,23 @@ def permute_1D_sparse_data_meta(
         # pyre-fixme
         permuted_weights = weights.new_empty(permuted_indices_size)
     return permuted_lengths, permuted_indices, permuted_weights
+
+
+@torch.library.impl_abstract("fbgemm::expand_into_jagged_permute")
+def expand_into_jagged_permute_meta(
+    permute: Tensor,
+    input_offsets: Tensor,
+    output_offsets: Tensor,
+    output_size: Tuple[int, ...],
+) -> Tensor:
+    torch._check(permute.numel() > 0, lambda: "expected {permute.numel} > 0")
+    torch._check(
+        permute.numel() == input_offsets.numel() - 1,
+        lambda: f"expected {permute.numel()} == {input_offsets.numel()} - 1",
+    )
+    torch._check(
+        permute.numel() == output_offsets.numel() - 1,
+        lambda: f"expected {permute.numel()} == {output_offsets.numel()} - 1",
+    )
+    output_permute = input_offsets.new_empty(output_size)
+    return output_permute
diff --git a/fbgemm_gpu/test/failures_dict.json b/fbgemm_gpu/test/failures_dict.json
@@ -154,20 +154,7 @@
         "status": "xfail"
       }
     },
-    "fbgemm::expand_into_jagged_permute": {
-      "JaggedTensorOpsTest.test_aot_dispatch_dynamic__test_expand_into_jagged_permute": {
-        "comment": "",
-        "status": "xfail"
-      },
-      "JaggedTensorOpsTest.test_aot_dispatch_static__test_expand_into_jagged_permute": {
-        "comment": "",
-        "status": "xfail"
-      },
-      "JaggedTensorOpsTest.test_faketensor__test_expand_into_jagged_permute": {
-        "comment": "",
-        "status": "xfail"
-      }
-    },
+    "fbgemm::expand_into_jagged_permute": {},
     "fbgemm::generic_histogram_binning_calibration_by_feature": {
       "SparseOpsTest.test_aot_dispatch_dynamic__test_generic_histogram_binning_calibration_by_feature": {
         "comment": "",

diff --git a/fbgemm_gpu/test/jagged_tensor_ops_test.py b/fbgemm_gpu/test/jagged_tensor_ops_test.py
@@ -35,6 +35,7 @@
 except Exception:
     torch.ops.load_library("//deeplearning/fbgemm/fbgemm_gpu:sparse_ops")
     torch.ops.load_library("//deeplearning/fbgemm/fbgemm_gpu:sparse_ops_cpu")
+    import fbgemm_gpu.sparse_operators  # noqa: F401, E402
     from fbgemm_gpu.test.test_utils import (
         gpu_available,
         gpu_unavailable,