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 +1,51 @@
+//
+//  ShapeSetDiff1D.cpp
+//  MNN
+//
+//  Created by MNN on 2021/06/24.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include "shape/SizeComputer.hpp"
+#include "core/Macro.h"
+
+namespace MNN {
+
+class ShapeSetDiff1D : public SizeComputer {
+    virtual bool onComputeSize(const MNN::Op* op, const std::vector<Tensor*>& inputs,
+                               const std::vector<Tensor*>& outputs) const override {
+        MNN_ASSERT(2 == inputs.size());
+        MNN_ASSERT(1 == outputs.size());
+        if (inputs[0]->getType().code != halide_type_int || inputs[1]->getType().code != halide_type_int) {
+            return false;
+        }
+        auto& ib = inputs[0]->buffer();
+        auto& ob = outputs[0]->buffer();
+        ob.dimensions = 1;
+        TensorUtils::getDescribe(outputs[0])->dimensionFormat = TensorUtils::getDescribe(inputs[0])->dimensionFormat;
+        ob.type = ib.type;
+        const int32_t* inputData = inputs[0]->host<int32_t>();
+        const int32_t* removeData = inputs[1]->host<int32_t>();
+        if (!inputData || !removeData) {
+            return false;
+        }
+        int outputNum = 0;
+        for (int i = 0; i < inputs[0]->elementSize(); i++) {
+            bool remove = false;
+            for (int j = 0; j < inputs[1]->elementSize(); j++) {
+                if (inputData[i] == removeData[j]) {
+                    remove = true;
+                    break;
+                }
+            }
+            if (!remove) {
+                outputNum++;
+            }
+        }
+        ob.dim[0].extent = outputNum;
+        return true;
+    }
+};
+
+REGISTER_SHAPE_INPUTS(ShapeSetDiff1D, OpType_SetDiff1D, std::vector<int>({0, 1}));
+} // namespace MNN