1// RUN: mlir-opt %s -tensor-copy-insertion -split-input-file | FileCheck %s
2// RUN: mlir-opt %s -tensor-copy-insertion="bufferize-function-boundaries allow-return-allocs" -split-input-file | FileCheck %s --check-prefix=CHECK-FUNC
3
4// CHECK-LABEL: func @extract_slice(
5//  CHECK-SAME:     %[[t:.*]]: tensor<?xf32>
6// CHECK-FUNC-LABEL: func @extract_slice(
7func.func @extract_slice(%t: tensor<?xf32>, %idx: index, %f: f32)
8  -> (tensor<5xf32>, tensor<?xf32>)
9{
10  // CHECK: %[[extract_slice:.*]] = tensor.extract_slice %[[t]][10] [5] [1]
11  %0 = tensor.extract_slice %t[10][5][1] : tensor<?xf32> to tensor<5xf32>
12  // CHECK: %[[alloc:.*]] = bufferization.alloc_tensor() copy(%[[extract_slice]]) {escape = false} : tensor<5xf32>
13  // CHECK-FUNC: bufferization.alloc_tensor() copy(%{{.*}}) {escape = true} : tensor<5xf32>
14  // CHECK: %[[insert:.*]] = tensor.insert %{{.*}} into %[[alloc]]
15  %1 = tensor.insert %f into %0[%idx] : tensor<5xf32>
16  // CHECK: return %[[insert]], %[[t]]
17  return %1, %t : tensor<5xf32>, tensor<?xf32>
18}
19