chore: import upstream snapshot with attribution

2026-07-13 13:33:03 +08:00
commit 5b57521aa1
8226 changed files with 3425766 additions and 0 deletions
@@ -0,0 +1,49 @@
+//
+//  GeometryPermute.cpp
+//  MNN
+//
+//  Created by MNN on 2020/04/03.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include <algorithm>
+#include "geometry/GeometryComputer.hpp"
+#include "core/TensorUtils.hpp"
+namespace MNN {
+class GeometryPermute : public GeometryComputer {
+public:
+    virtual bool onCompute(const Op* op, const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
+                           Context& context, CommandBuffer& res) const override {
+        int dims = inputs[0]->buffer().dimensions;
+        int neworder[MNN_MAX_TENSOR_DIM];
+        // get neworder
+        if (op->type() == OpType_Permute) {
+            auto shapeValue = op->main_as_Permute()->dims();
+            if (nullptr != shapeValue) {
+                for (int i = 0; i < dims; ++i) {
+                    neworder[i] = shapeValue->data()[i];
+                }
+            } else {
+                for (int i = 0; i < dims; ++i) {
+                    neworder[i] = dims - i - 1;
+                }
+            }
+        } else if (op->type() == OpType_Transpose) {
+            MNN_ASSERT(inputs.size() > 1);
+            auto shapeValue = inputs[1]->host<int32_t>();
+            for (int i = 0; i < dims; ++i) {
+                neworder[i] = shapeValue[i];
+            }
+        } else {
+            MNN_ASSERT(false);
+        }
+        return GeometryComputer::ComputePermuteRegion(inputs[0], outputs[0], neworder, dims);
+    }
+};
+static void _create() {
+    std::shared_ptr<GeometryComputer> comp(new GeometryPermute);
+    GeometryComputer::registerGeometryComputer(comp, {OpType_Transpose, OpType_Permute});
+}
+
+REGISTER_GEOMETRY(GeometryPermute, _create);
+}; // namespace MNN