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1// RUN: mlir-opt -split-input-file -test-tensor-transform-patterns=test-drop-redundant-insert-slice-rank-expansion %s | FileCheck %s2 3// CHECK-LABEL: func @test_drop_rank_expansion(4// CHECK-SAME: %[[src:.*]]: tensor<128x480xf32>,5// CHECK: %[[extract:.*]] = tensor.extract_slice %[[src]][0, 0] [123, 456] [1, 1] : tensor<128x480xf32> to tensor<123x456xf32>6// CHECK: return %[[extract]]7func.func @test_drop_rank_expansion(%src: tensor<128x480xf32>, %dest: tensor<1x1x128x480xf32>) -> tensor<123x456xf32> {8 %inserted_slice = tensor.insert_slice %src into %dest[0, 0, 0, 0] [1, 1, 128, 480] [1, 1, 1, 1] : tensor<128x480xf32> into tensor<1x1x128x480xf32>9 %extracted_slice = tensor.extract_slice %inserted_slice[0, 0, 0, 0] [1, 1, 123, 456] [1, 1, 1, 1] : tensor<1x1x128x480xf32> to tensor<123x456xf32>10 return %extracted_slice : tensor<123x456xf32>11}12 13// -----14 15func.func @fold_casting_insert_slice_of_extract_slice(%in : tensor<?x8x2x8xf32>, %dest : tensor<8x1x8xf32>) -> tensor<8x1x8xf32> {16 %extracted_slice = tensor.extract_slice %in[0, 0, 0, 0] [1, 8, 1, 8] [1, 1, 1, 1] : tensor<?x8x2x8xf32> to tensor<8x8xf32>17 %inserted_slice = tensor.insert_slice %extracted_slice into %dest[0, 0, 0] [8, 1, 8] [1, 1, 1] : tensor<8x8xf32> into tensor<8x1x8xf32>18 return %inserted_slice : tensor<8x1x8xf32>19}20// CHECK-LABEL: func.func @fold_casting_insert_slice_of_extract_slice(21// CHECK-SAME: %[[ARG0:.*]]: tensor<?x8x2x8xf32>22// CHECK: %[[EXTRACTED_SLICE:.*]] = tensor.extract_slice %[[ARG0]][0, 0, 0, 0] [1, 8, 1, 8] [1, 1, 1, 1]23// CHECK-SAME: : tensor<?x8x2x8xf32> to tensor<8x1x8xf32>24// CHECK: return %[[EXTRACTED_SLICE]] : tensor<8x1x8xf32>25 26// -----27 28func.func @fold_casting_insert_slice_of_strided_extract_slice(%in : tensor<?x8x2x8xf32>, %dest : tensor<1x4x8xf32>) -> tensor<1x4x8xf32> {29 %extracted_slice = tensor.extract_slice %in[0, 0, 0, 0] [1, 4, 1, 8] [1, 2, 1, 1] : tensor<?x8x2x8xf32> to tensor<4x8xf32>30 %inserted_slice = tensor.insert_slice %extracted_slice into %dest[0, 0, 0] [1, 4, 8] [1, 1, 1] : tensor<4x8xf32> into tensor<1x4x8xf32>31 return %inserted_slice : tensor<1x4x8xf32>32}33// CHECK-LABEL: func.func @fold_casting_insert_slice_of_strided_extract_slice(34// CHECK-SAME: %[[ARG0:.*]]: tensor<?x8x2x8xf32>35// CHECK: %[[EXTRACTED_SLICE:.*]] = tensor.extract_slice %[[ARG0]][0, 0, 0, 0] [1, 4, 1, 8] [1, 2, 1, 1]36// CHECK-SAME: : tensor<?x8x2x8xf32> to tensor<1x4x8xf32>37// CHECK: return %[[EXTRACTED_SLICE]] : tensor<1x4x8xf32>38 39// -----40 41func.func @no_fold_more_unit_dims_insert_slice_of_extract_slice(%in : tensor<?x8x8xf32>, %dest : tensor<1x1x8x8xf32>) -> tensor<1x1x8x8xf32> {42 %extracted_slice = tensor.extract_slice %in[0, 0, 0] [1, 8, 8] [1, 1, 1] : tensor<?x8x8xf32> to tensor<8x8xf32>43 %inserted_slice = tensor.insert_slice %extracted_slice into %dest[0, 0, 0, 0] [1, 1, 8, 8] [1, 1, 1, 1] : tensor<8x8xf32> into tensor<1x1x8x8xf32>44 return %inserted_slice : tensor<1x1x8x8xf32>45}46// CHECK-LABEL: func.func @no_fold_more_unit_dims_insert_slice_of_extract_slice(47// CHECK-SAME: %[[ARG0:.*]]: tensor<?x8x8xf32>48// CHECK: %[[EXTRACTED_SLICE:.*]] = tensor.extract_slice %[[ARG0]]49// CHECK: %[[INSERTED_SLICE:.*]] = tensor.insert_slice %[[EXTRACTED_SLICE]]50// CHECK: return %[[INSERTED_SLICE]] : tensor<1x1x8x8xf32>51 52// -----53 54func.func @no_fold_strided_insert_slice_of_extract_slice(%in : tensor<?x8x2x8xf32>, %dest : tensor<1x15x15xf32>) -> tensor<1x15x15xf32> {55 %extracted_slice = tensor.extract_slice %in[0, 0, 0, 0] [1, 8, 1, 8] [1, 1, 1, 1] : tensor<?x8x2x8xf32> to tensor<8x8xf32>56 %inserted_slice = tensor.insert_slice %extracted_slice into %dest[0, 0, 0] [1, 8, 8] [1, 2, 2] : tensor<8x8xf32> into tensor<1x15x15xf32>57 return %inserted_slice : tensor<1x15x15xf32>58}59// CHECK-LABEL: func.func @no_fold_strided_insert_slice_of_extract_slice(60// CHECK-SAME: %[[ARG0:.*]]: tensor<?x8x2x8xf32>61// CHECK: %[[EXTRACTED_SLICE:.*]] = tensor.extract_slice %[[ARG0]]62// CHECK: %[[INSERTED_SLICE:.*]] = tensor.insert_slice %[[EXTRACTED_SLICE]]63// CHECK: return %[[INSERTED_SLICE]] : tensor<1x15x15xf32>64 65// -----66 67func.func @no_fold_non_casting_insert_slice_of_extract_slice(%in : tensor<1x1x1x8x8xf32>, %dest : tensor<2x8x8xf32>) -> tensor<2x8x8xf32> {68 %extracted_slice = tensor.extract_slice %in[0, 0, 0, 0, 0] [1, 1, 1, 8, 8] [1, 1, 1, 1, 1] : tensor<1x1x1x8x8xf32> to tensor<8x8xf32>69 %inserted_slice = tensor.insert_slice %extracted_slice into %dest[0, 0, 0] [1, 8, 8] [1, 1, 1] : tensor<8x8xf32> into tensor<2x8x8xf32>70 return %inserted_slice : tensor<2x8x8xf32>71}72// CHECK-LABEL: func.func @no_fold_non_casting_insert_slice_of_extract_slice(73// CHECK-SAME: %[[ARG0:.*]]: tensor<1x1x1x8x8xf32>74// CHECK: %[[EXTRACTED_SLICE:.*]] = tensor.extract_slice %[[ARG0]]75// CHECK: %[[INSERTED_SLICE:.*]] = tensor.insert_slice %[[EXTRACTED_SLICE]]76// CHECK: return %[[INSERTED_SLICE]] : tensor<2x8x8xf32>77