chore: import upstream snapshot with attribution

python/tvm/backend/metal/script.py

@@ -0,0 +1,55 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+"""Metal TVMScript namespace."""
+
+from __future__ import annotations
+
+from tvm.backend.metal import op as _metal_op
+from tvm.tirx import Buffer
+from tvm.tirx import op as _tir_op
+from tvm.tirx.script.builder.ir import _op_wrapper
+
+
+class MetalNamespace:
+    """The Metal intrinsics submodule."""
+
+    def __init__(self):
+        self.make_filled_simdgroup_matrix = _op_wrapper(_metal_op.make_filled_simdgroup_matrix)
+        self.simdgroup_load = _op_wrapper(_metal_op.simdgroup_load)
+        self.simdgroup_store = _op_wrapper(_metal_op.simdgroup_store)
+        self.simdgroup_multiply_accumulate = _op_wrapper(_metal_op.simdgroup_multiply_accumulate)
+
+    @staticmethod
+    def simd_shuffle(var, lane):
+        if isinstance(var, Buffer):
+            var = var[0]
+        return _tir_op.call_intrin(var.ty, "tirx.metal.simd_shuffle", var, lane)
+
+    @staticmethod
+    def simd_shuffle_up(var, delta):
+        if isinstance(var, Buffer):
+            var = var[0]
+        return _tir_op.call_intrin(var.ty, "tirx.metal.simd_shuffle_up", var, delta)
+
+    @staticmethod
+    def simd_shuffle_down(var, delta):
+        if isinstance(var, Buffer):
+            var = var[0]
+        return _tir_op.call_intrin(var.ty, "tirx.metal.simd_shuffle_down", var, delta)
+
+
+__all__ = ["MetalNamespace"]