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1// RUN: mlir-opt -expand-strided-metadata -finalize-memref-to-llvm -lower-affine -convert-arith-to-llvm -cse %s -split-input-file | FileCheck %s2// RUN: mlir-opt -expand-strided-metadata -finalize-memref-to-llvm='index-bitwidth=32' -lower-affine -convert-arith-to-llvm='index-bitwidth=32' -cse %s -split-input-file | FileCheck %s --check-prefix=CHECK323//4// This test demonstrates a full "memref to llvm" pipeline where5// we first expand some of the memref operations (using affine,6// arith, and memref operations) and convert each individual7// dialect to llvm.8//9// Note: We run CSE in that test to get rid of duplicated10// unrealized_conversion_cast that are inserted with11// finalize-memref-to-llvm and then convert-arith-to-llvm.12// The final code is still not perfect, because we have13// noop unrealized_conversion_cast from i64 to index14// and back.15 16// -----17 18// Final offset = baseOffset + subOffset0 * baseStride0 + subOffset1 * baseStride119//              = 0 + %arg0 * 4 + %arg1 * 120//              = %arg0 * 4 + %arg121// Because of how subviews are lowered (i.e., using22// reintpret_cast(extract_strided_metadata(subSrc))),23// we end up with two casts of the base.24// More specifically, when we lower this sequence:25// ```26// base, ... = extract_strided_metadata subSrc27// dst = reinterpret_cast base, ...28// ```29//30// extract_strided_metadata gets lowered into:31// ```32// castedSrc = unrealized_conversion_cast subSrc33// base = extractvalue castedSrc[0]34// ```35//36// And reinterpret_cast gets lowered into:37// ```38// castedBase = unrealized_conversion_cast base39// dst = extractvalue %castedBase[0]40// ```41//42// Which give us:43// ```44// castedSrc = unrealized_conversion_cast src45// base = extractvalue castedSrc[0]46// castedBase = unrealized_conversion_cast base47// dst = extractvalue %castedBase[0] <-- dst and base are effectively equal.48// ```49// CHECK-LABEL: func @subview(50// CHECK:         %[[MEM:.*]]: memref<{{.*}}>,51// CHECK:         %[[ARG0f:[a-zA-Z0-9]*]]: index,52// CHECK:         %[[ARG1f:[a-zA-Z0-9]*]]: index,53// CHECK:         %[[ARG2f:.*]]: index)54func.func @subview(%0 : memref<64x4xf32, strided<[4, 1], offset: 0>>, %arg0 : index, %arg1 : index, %arg2 : index)55-> memref<?x?xf32, strided<[?, ?], offset: ?>> {56  // CHECK-DAG: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]57  // CHECK-DAG: %[[ARG0:.*]] = builtin.unrealized_conversion_cast %[[ARG0f]]58  // CHECK-DAG: %[[ARG1:.*]] = builtin.unrealized_conversion_cast %[[ARG1f]]59 60  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i6461  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i6462  // CHECK: %[[STRIDE0:.*]] = llvm.mlir.constant(4 : index) : i6463  // CHECK: %[[DESCSTRIDE0:.*]] = llvm.mul %[[ARG0]], %[[STRIDE0]] overflow<nsw> : i6464  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[DESCSTRIDE0]] : i64 to index65  // CHECK: %[[DESCSTRIDE0_V2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i6466  // CHECK: %[[OFF2:.*]] = llvm.add %[[DESCSTRIDE0]], %[[ARG1]] : i6467  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[OFF2]] : i64 to index68  // CHECK: %[[OFF2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i6469  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>70  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>71  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>72  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[OFF2]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>73  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[ARG0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>74  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[DESCSTRIDE0_V2]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>75  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[ARG1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>76  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[ARG1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>77 78  %1 = memref.subview %0[%arg0, %arg1][%arg0, %arg1][%arg0, %arg1] :79    memref<64x4xf32, strided<[4, 1], offset: 0>>80  to memref<?x?xf32, strided<[?, ?], offset: ?>>81  return %1 : memref<?x?xf32, strided<[?, ?], offset: ?>>82}83 84// -----85 86// CHECK-LABEL: func @subview_non_zero_addrspace(87// CHECK:         %[[MEM:[a-zA-Z0-9]*]]: memref<{{[^%]*}}>,88// CHECK:         %[[ARG0f:[a-zA-Z0-9]*]]: index,89// CHECK:         %[[ARG1f:[a-zA-Z0-9]*]]: index,90// CHECK:         %[[ARG2f:.*]]: index)91func.func @subview_non_zero_addrspace(%0 : memref<64x4xf32, strided<[4, 1], offset: 0>, 3>, %arg0 : index, %arg1 : index, %arg2 : index) -> memref<?x?xf32, strided<[?, ?], offset: ?>, 3> {92  // CHECK-DAG: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]93  // CHECK-DAG: %[[ARG0:.*]] = builtin.unrealized_conversion_cast %[[ARG0f]]94  // CHECK-DAG: %[[ARG1:.*]] = builtin.unrealized_conversion_cast %[[ARG1f]]95 96  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>97  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>98  // CHECK: %[[STRIDE0:.*]] = llvm.mlir.constant(4 : index) : i6499  // CHECK: %[[DESCSTRIDE0:.*]] = llvm.mul %[[ARG0]], %[[STRIDE0]] overflow<nsw> : i64100  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[DESCSTRIDE0]] : i64 to index101  // CHECK: %[[DESCSTRIDE0_V2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64102  // CHECK: %[[OFF2:.*]] = llvm.add %[[DESCSTRIDE0]], %[[ARG1]] : i64103  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[OFF2]] : i64 to index104  // CHECK: %[[OFF2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64105  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>106  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>107  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>108  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[OFF2]], %[[DESC1]][2] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>109  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[ARG0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>110  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[DESCSTRIDE0_V2]], %[[DESC3]][4, 0] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>111  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[ARG1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>112  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[ARG1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr<3>, ptr<3>, i64, array<2 x i64>, array<2 x i64>)>113 114  %1 = memref.subview %0[%arg0, %arg1][%arg0, %arg1][%arg0, %arg1] :115    memref<64x4xf32, strided<[4, 1], offset: 0>, 3>116    to memref<?x?xf32, strided<[?, ?], offset: ?>, 3>117  return %1 : memref<?x?xf32, strided<[?, ?], offset: ?>, 3>118}119 120// -----121 122// CHECK-LABEL: func @subview_const_size(123// CHECK-SAME:         %[[MEM:[a-zA-Z0-9]*]]: memref<{{[^%]*}}>,124// CHECK-SAME:         %[[ARG0f:[a-zA-Z0-9]*]]: index125// CHECK-SAME:         %[[ARG1f:[a-zA-Z0-9]*]]: index126// CHECK-SAME:         %[[ARG2f:[a-zA-Z0-9]*]]: index127func.func @subview_const_size(%0 : memref<64x4xf32, strided<[4, 1], offset: 0>>, %arg0 : index, %arg1 : index, %arg2 : index) -> memref<4x2xf32, strided<[?, ?], offset: ?>> {128  // CHECK-DAG: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]129  // CHECK-DAG: %[[ARG0:.*]] = builtin.unrealized_conversion_cast %[[ARG0f]]130  // CHECK-DAG: %[[ARG1:.*]] = builtin.unrealized_conversion_cast %[[ARG1f]]131 132  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>133  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>134  // CHECK: %[[C4:.*]] = llvm.mlir.constant(4 : index) : i64135  // CHECK: %[[DESCSTRIDE0:.*]] = llvm.mul %[[ARG0]], %[[C4]] overflow<nsw> : i64136  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[DESCSTRIDE0]] : i64 to index137  // CHECK: %[[DESCSTRIDE0_V2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64138  // CHECK: %[[OFF2:.*]] = llvm.add %[[DESCSTRIDE0]], %[[ARG1]] : i64139  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[OFF2]] : i64 to index140  // CHECK: %[[OFF2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64141  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>142  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>143  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>144  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[OFF2]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>145  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[C4]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>146  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[DESCSTRIDE0_V2]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>147  // CHECK: %[[CST_SIZE1:.*]] = llvm.mlir.constant(2 : index) : i64148  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[CST_SIZE1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>149  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[ARG1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>150 151  %1 = memref.subview %0[%arg0, %arg1][4, 2][%arg0, %arg1] :152    memref<64x4xf32, strided<[4, 1], offset: 0>>153    to memref<4x2xf32, strided<[?, ?], offset: ?>>154  return %1 : memref<4x2xf32, strided<[?, ?], offset: ?>>155}156 157// -----158 159// CHECK-LABEL: func @subview_const_stride(160// CHECK-SAME:         %[[MEM:[a-zA-Z0-9]*]]: memref<{{[^%]*}}>,161// CHECK-SAME:         %[[ARG0f:[a-zA-Z0-9]*]]: index162// CHECK-SAME:         %[[ARG1f:[a-zA-Z0-9]*]]: index163// CHECK-SAME:         %[[ARG2f:[a-zA-Z0-9]*]]: index164func.func @subview_const_stride(%0 : memref<64x4xf32, strided<[4, 1], offset: 0>>, %arg0 : index, %arg1 : index, %arg2 : index) -> memref<?x?xf32, strided<[4, 2], offset: ?>> {165  // CHECK-DAG: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]166  // CHECK-DAG: %[[ARG0:.*]] = builtin.unrealized_conversion_cast %[[ARG0f]]167  // CHECK-DAG: %[[ARG1:.*]] = builtin.unrealized_conversion_cast %[[ARG1f]]168 169  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>170  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>171  // CHECK: %[[C4:.*]] = llvm.mlir.constant(4 : index) : i64172  // CHECK: %[[OFF0:.*]] = llvm.mul %[[ARG0]], %[[C4]] overflow<nsw> : i64173  // CHECK: %[[OFF2:.*]] = llvm.add %[[OFF0]], %[[ARG1]] : i64174  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[OFF2]] : i64 to index175  // CHECK: %[[OFF2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64176  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>177  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>178  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>179  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[OFF2]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>180  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[ARG0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>181  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[C4]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>182  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[ARG1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>183  // CHECK: %[[CST_STRIDE1:.*]] = llvm.mlir.constant(2 : index) : i64184  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[CST_STRIDE1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>185 186  %1 = memref.subview %0[%arg0, %arg1][%arg0, %arg1][1, 2] :187    memref<64x4xf32, strided<[4, 1], offset: 0>>188    to memref<?x?xf32, strided<[4, 2], offset: ?>>189  return %1 : memref<?x?xf32, strided<[4, 2], offset: ?>>190}191 192// -----193 194// CHECK-LABEL: func @subview_const_stride_and_offset(195// CHECK-SAME:         %[[MEM:.*]]: memref<{{.*}}>196func.func @subview_const_stride_and_offset(%0 : memref<64x8xf32, strided<[8, 1], offset: 0>>) -> memref<62x3xf32, strided<[8, 1], offset: 2>> {197  // The last "insertvalue" that populates the memref descriptor from the function arguments.198  // CHECK: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]199 200  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>201  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>202  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>203  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>204  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>205  // CHECK: %[[CST_OFF:.*]] = llvm.mlir.constant(2 : index) : i64206  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[CST_OFF]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>207  // CHECK: %[[CST_SIZE0:.*]] = llvm.mlir.constant(62 : index) : i64208  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[CST_SIZE0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>209  // CHECK: %[[CST_STRIDE0:.*]] = llvm.mlir.constant(8 : index) : i64210  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[CST_STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>211  // CHECK: %[[CST_SIZE1:.*]] = llvm.mlir.constant(3 : index) : i64212  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[CST_SIZE1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>213  // CHECK: %[[CST_STRIDE1:.*]] = llvm.mlir.constant(1 : index) : i64214  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[CST_STRIDE1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>215 216  %1 = memref.subview %0[0, 2][62, 3][1, 1] :217    memref<64x8xf32, strided<[8, 1], offset: 0>>218    to memref<62x3xf32, strided<[8, 1], offset: 2>>219  return %1 : memref<62x3xf32, strided<[8, 1], offset: 2>>220}221 222// -----223 224// CHECK-LABEL: func @subview_mixed_static_dynamic(225// CHECK:         %[[MEM:[a-zA-Z0-9]*]]: memref<{{[^%]*}}>,226// CHECK:         %[[ARG0f:[a-zA-Z0-9]*]]: index,227// CHECK:         %[[ARG1f:[a-zA-Z0-9]*]]: index,228// CHECK:         %[[ARG2f:.*]]: index)229func.func @subview_mixed_static_dynamic(%0 : memref<64x4xf32, strided<[4, 1], offset: 0>>, %arg0 : index, %arg1 : index, %arg2 : index) -> memref<62x?xf32, strided<[?, 1], offset: ?>> {230  // CHECK-DAG: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]231  // CHECK-DAG: %[[ARG0:.*]] = builtin.unrealized_conversion_cast %[[ARG0f]]232  // CHECK-DAG: %[[ARG1:.*]] = builtin.unrealized_conversion_cast %[[ARG1f]]233  // CHECK-DAG: %[[ARG2:.*]] = builtin.unrealized_conversion_cast %[[ARG2f]]234 235  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>236  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>237  // CHECK: %[[STRIDE0:.*]] = llvm.mlir.constant(4 : index) : i64238  // CHECK: %[[DESCSTRIDE0:.*]] = llvm.mul %[[ARG0]], %[[STRIDE0]] overflow<nsw> : i64239  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[DESCSTRIDE0]] : i64 to index240  // CHECK: %[[DESCSTRIDE0_V2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64241  // CHECK: %[[OFF0:.*]] = llvm.mul %[[ARG1]], %[[STRIDE0]] overflow<nsw> : i64242  // CHECK: %[[BASE_OFF:.*]] = llvm.mlir.constant(2 : index)  : i64243  // CHECK: %[[OFF2:.*]] = llvm.add %[[OFF0]], %[[BASE_OFF]] : i64244  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[OFF2]] : i64 to index245  // CHECK: %[[OFF2:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64246  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>247  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>248  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>249  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[OFF2]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>250  // CHECK: %[[CST_SIZE0:.*]] = llvm.mlir.constant(62 : index)  : i64251  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[CST_SIZE0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>252  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[DESCSTRIDE0_V2]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>253  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[ARG2]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>254  // CHECK: %[[CST_STRIDE1:.*]] = llvm.mlir.constant(1 : index) : i64255  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[CST_STRIDE1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>256 257  %1 = memref.subview %0[%arg1, 2][62, %arg2][%arg0, 1] :258    memref<64x4xf32, strided<[4, 1], offset: 0>>259    to memref<62x?xf32, strided<[?, 1], offset: ?>>260  return %1 : memref<62x?xf32, strided<[?, 1], offset: ?>>261}262 263// -----264 265// CHECK-LABEL: func @subview_leading_operands(266// CHECK:         %[[MEM:.*]]: memref<{{.*}}>,267func.func @subview_leading_operands(%0 : memref<5x3xf32>, %1: memref<5x?xf32>) -> memref<3x3xf32, strided<[3, 1], offset: 6>> {268  // CHECK: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]269  // Alloc ptr270  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64271  // Aligned ptr272  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64273  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>274  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>275  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>276  // Offset277  // CHECK: %[[CST_OFF:.*]] = llvm.mlir.constant(6 : index) : i64278  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[CST_OFF]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>279  // Sizes and strides @rank 0: both static extracted from type.280  // CHECK: %[[C3:.*]] = llvm.mlir.constant(3 : index) : i64281  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[C3]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>282  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[C3]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>283  // Sizes and strides @rank 1: both static.284  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[C3]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>285  // CHECK: %[[CST_STRIDE1:.*]] = llvm.mlir.constant(1 : index) : i64286  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[CST_STRIDE1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>287  %2 = memref.subview %0[2, 0][3, 3][1, 1]: memref<5x3xf32> to memref<3x3xf32, strided<[3, 1], offset: 6>>288 289  return %2 : memref<3x3xf32, strided<[3, 1], offset: 6>>290}291 292// -----293 294// CHECK-LABEL: func @subview_leading_operands_dynamic(295// CHECK:         %[[MEM:[a-zA-Z0-9]*]]: memref296func.func @subview_leading_operands_dynamic(%0 : memref<5x?xf32>) -> memref<3x?xf32, strided<[?, 1], offset: ?>> {297  // CHECK: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]298  // CHECK: %[[SIZE1:.*]] = llvm.extractvalue %[[MEMREF]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>299  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64300  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64301  // Extract strides302  // CHECK: %[[STRIDE0:.*]] = llvm.extractvalue %[[MEMREF]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>303  // Compute and insert offset from 2 + dynamic value.304  // CHECK: %[[CST_OFF0:.*]] = llvm.mlir.constant(2 : index) : i64305  // CHECK: %[[OFF0:.*]] = llvm.mul %[[STRIDE0]], %[[CST_OFF0]] overflow<nsw> : i64306  // CHECK: %[[TMP:.*]] = builtin.unrealized_conversion_cast %[[OFF0]] : i64 to index307  // CHECK: %[[OFF0:.*]] = builtin.unrealized_conversion_cast %[[TMP]] : index to i64308  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>309  // Alloc ptr310  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>311  // Aligned ptr312  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>313  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[OFF0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>314  // Sizes and strides @rank 0: both static.315  // CHECK: %[[CST_SIZE0:.*]] = llvm.mlir.constant(3 : index) : i64316  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[CST_SIZE0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>317  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>318  // Sizes and strides @rank 1: static stride 1, dynamic size unchanged from source memref.319  // CHECK: %[[DESC5:.*]] = llvm.insertvalue %[[SIZE1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>320  // CHECK: %[[CST_STRIDE1:.*]] = llvm.mlir.constant(1 : index) : i64321  // CHECK: %[[DESC6:.*]] = llvm.insertvalue %[[CST_STRIDE1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>322 323  %c0 = arith.constant 1 : index324  %d0 = memref.dim %0, %c0 : memref<5x?xf32>325  %1 = memref.subview %0[2, 0][3, %d0][1, 1]: memref<5x?xf32> to memref<3x?xf32, strided<[?, 1], offset: ?>>326  return %1 : memref<3x?xf32, strided<[?, 1], offset: ?>>327}328 329// -----330 331// CHECK-LABEL: func @subview_rank_reducing_leading_operands(332// CHECK:         %[[MEM:.*]]: memref333func.func @subview_rank_reducing_leading_operands(%0 : memref<5x3xf32>) -> memref<3xf32, strided<[1], offset: 3>> {334  // CHECK: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]335  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64336  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64337  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>338  // Alloc ptr339  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>340  // Aligned ptr341  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>342  // CHECK: %[[C3:.*]] = llvm.mlir.constant(3 : index) : i64343  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[C3]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>344  // Sizes and strides @rank 0: both static.345  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[C3]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>346  // CHECK: %[[CST_STRIDE0:.*]] = llvm.mlir.constant(1 : index) : i64347  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[CST_STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>348 349  %1 = memref.subview %0[1, 0][1, 3][1, 1]: memref<5x3xf32> to memref<3xf32, strided<[1], offset: 3>>350 351  return %1 : memref<3xf32, strided<[1], offset: 3>>352}353 354// -----355 356// CHECK-LABEL: func @subview_negative_stride357// CHECK-SAME: (%[[MEM:.*]]: memref<7xf32>)358func.func @subview_negative_stride(%arg0 : memref<7xf32>) -> memref<7xf32, strided<[-1], offset: 6>> {359  // CHECK: %[[MEMREF:.*]] = builtin.unrealized_conversion_cast %[[MEM]]360  // CHECK: %[[BASE:.*]] = llvm.extractvalue %[[MEMREF]][0] : !llvm.struct<(ptr, ptr, i64361  // CHECK: %[[BASE_ALIGNED:.*]] = llvm.extractvalue %[[MEMREF]][1] : !llvm.struct<(ptr, ptr, i64362  // CHECK: %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>363  // CHECK: %[[DESC0:.*]] = llvm.insertvalue %[[BASE]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>364  // CHECK: %[[DESC1:.*]] = llvm.insertvalue %[[BASE_ALIGNED]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>365  // CHECK: %[[CST_OFF0:.*]] = llvm.mlir.constant(6 : index) : i64366  // CHECK: %[[DESC2:.*]] = llvm.insertvalue %[[CST_OFF0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>367  // CHECK: %[[CST_SIZE0:.*]] = llvm.mlir.constant(7 : index) : i64368  // CHECK: %[[DESC3:.*]] = llvm.insertvalue %[[CST_SIZE0]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>369  // CHECK: %[[CST_STRIDE0:.*]] = llvm.mlir.constant(-1 : index) : i64370  // CHECK: %[[DESC4:.*]] = llvm.insertvalue %[[CST_STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)>371  // CHECK: %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC4]] : !llvm.struct<(ptr, ptr, i64, array<1 x i64>, array<1 x i64>)> to memref<7xf32, strided<[-1], offset: 6>>372  // CHECK: return %[[RES]] : memref<7xf32, strided<[-1], offset: 6>>373 374  %0 = memref.subview %arg0[6] [7] [-1] : memref<7xf32> to memref<7xf32, strided<[-1], offset: 6>>375  return %0 : memref<7xf32, strided<[-1], offset: 6>>376}377 378// -----379 380func.func @collapse_shape_static(%arg0: memref<1x3x4x1x5xf32>) -> memref<3x4x5xf32> {381  %0 = memref.collapse_shape %arg0 [[0, 1], [2], [3, 4]] :382    memref<1x3x4x1x5xf32> into memref<3x4x5xf32>383  return %0 : memref<3x4x5xf32>384}385// CHECK-LABEL: func @collapse_shape_static386// CHECK-SAME: %[[ARG:.*]]: memref<1x3x4x1x5xf32>) -> memref<3x4x5xf32> {387// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<1x3x4x1x5xf32> to !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>388// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>389// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>390// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64391// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>392// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>393// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>394// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[C0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>395// CHECK:           %[[C3:.*]] = llvm.mlir.constant(3 : index) : i64396// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[C3]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>397// CHECK:           %[[C20:.*]] = llvm.mlir.constant(20 : index) : i64398// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[C20]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>399// CHECK:           %[[C4:.*]] = llvm.mlir.constant(4 : index) : i64400// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[C4]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>401// CHECK:           %[[C5:.*]] = llvm.mlir.constant(5 : index) : i64402// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[C5]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>403// CHECK:           %[[DESC7:.*]] = llvm.insertvalue %[[C5]], %[[DESC6]][3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>404// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64405// CHECK:           %[[DESC8:.*]] = llvm.insertvalue %[[C1]], %[[DESC7]][4, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>406// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC8]] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> to memref<3x4x5xf32>407// CHECK:           return %[[RES]] : memref<3x4x5xf32>408// CHECK:         }409 410// -----411 412func.func @collapse_shape_dynamic_with_non_identity_layout(413        %arg0 : memref<4x?x?xf32, strided<[?, 4, 1], offset: ?>>) ->414        memref<4x?xf32, strided<[?, ?], offset: ?>> {415  %0 = memref.collapse_shape %arg0 [[0], [1, 2]]:416    memref<4x?x?xf32, strided<[?, 4, 1], offset: ?>> into417    memref<4x?xf32, strided<[?, ?], offset: ?>>418  return %0 : memref<4x?xf32, strided<[?, ?], offset: ?>>419}420// CHECK-LABEL:   func.func @collapse_shape_dynamic_with_non_identity_layout(421// CHECK-SAME:                                                               %[[ARG:.*]]: memref<4x?x?xf32, strided<[?, 4, 1], offset: ?>>) -> memref<4x?xf32, strided<[?, ?], offset: ?>> {422// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<4x?x?xf32, strided<[?, 4, 1], offset: ?>> to !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>423// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64,424// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64,425// CHECK:           %[[OFFSET:.*]] = llvm.extractvalue %[[MEM]][2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>426// CHECK:           %[[SIZE1:.*]] = llvm.extractvalue %[[MEM]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>427// CHECK:           %[[SIZE2:.*]] = llvm.extractvalue %[[MEM]][3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>428// CHECK:           %[[STRIDE0:.*]] = llvm.extractvalue %[[MEM]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>429// CHECK:           %[[FINAL_SIZE1:.*]] = llvm.mul %[[SIZE1]], %[[SIZE2]] overflow<nsw> : i64430// CHECK:           %[[SIZE1_TO_IDX:.*]] = builtin.unrealized_conversion_cast %[[FINAL_SIZE1]] : i64 to index431// CHECK:           %[[FINAL_SIZE1:.*]] = builtin.unrealized_conversion_cast %[[SIZE1_TO_IDX]] : index to i64432// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>433// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>434// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>435// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[OFFSET]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>436// CHECK:           %[[C4:.*]] = llvm.mlir.constant(4 : index) : i64437// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[C4]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>438// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>439// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[FINAL_SIZE1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>440// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64441// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[C1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>442// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC6]] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> to memref<4x?xf32, strided<[?, ?], offset: ?>>443// CHECK:           return %[[RES]] : memref<4x?xf32, strided<[?, ?], offset: ?>>444// CHECK:         }445// CHECK32-LABEL:   func.func @collapse_shape_dynamic_with_non_identity_layout(446// CHECK32-SAME:                                                               %[[ARG:.*]]: memref<4x?x?xf32, strided<[?, 4, 1], offset: ?>>) -> memref<4x?xf32, strided<[?, ?], offset: ?>> {447// CHECK32:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<4x?x?xf32, strided<[?, 4, 1], offset: ?>> to !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)>448// CHECK32:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i32,449// CHECK32:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i32,450// CHECK32:           %[[OFFSET:.*]] = llvm.extractvalue %[[MEM]][2] : !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)>451// CHECK32:           %[[SIZE1:.*]] = llvm.extractvalue %[[MEM]][3, 1] : !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)>452// CHECK32:           %[[SIZE2:.*]] = llvm.extractvalue %[[MEM]][3, 2] : !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)>453// CHECK32:           %[[STRIDE0:.*]] = llvm.extractvalue %[[MEM]][4, 0] : !llvm.struct<(ptr, ptr, i32, array<3 x i32>, array<3 x i32>)>454// CHECK32:           %[[FINAL_SIZE1_I32:.*]] = llvm.mul %[[SIZE1]], %[[SIZE2]] overflow<nsw> : i32455// CHECK32:           %[[SIZE1_TO_IDX:.*]] = builtin.unrealized_conversion_cast %[[FINAL_SIZE1_I32]] : i32 to index456// CHECK32:           %[[FINAL_SIZE1_CAST:.*]] = builtin.unrealized_conversion_cast %[[SIZE1_TO_IDX]] : index to i32457// CHECK32:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>458// CHECK32:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>459// CHECK32:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>460// CHECK32:           %[[DESC2:.*]] = llvm.insertvalue %[[OFFSET]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>461// CHECK32:           %[[C4_I32:.*]] = llvm.mlir.constant(4 : index) : i32462// CHECK32:           %[[DESC3:.*]] = llvm.insertvalue %[[C4_I32]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>463// CHECK32:           %[[DESC4:.*]] = llvm.insertvalue %[[STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>464// CHECK32:           %[[DESC5:.*]] = llvm.insertvalue %[[FINAL_SIZE1_CAST]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>465// CHECK32:           %[[C1_I32:.*]] = llvm.mlir.constant(1 : index) : i32466// CHECK32:           %[[DESC6:.*]] = llvm.insertvalue %[[C1_I32]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)>467// CHECK32:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC6]] : !llvm.struct<(ptr, ptr, i32, array<2 x i32>, array<2 x i32>)> to memref<4x?xf32, strided<[?, ?], offset: ?>>468// CHECK32:           return %[[RES]] : memref<4x?xf32, strided<[?, ?], offset: ?>>469// CHECK32:         }470 471// -----472 473 474func.func @expand_shape_static(%arg0: memref<3x4x5xf32>) -> memref<1x3x4x1x5xf32> {475  // Reshapes that expand a contiguous tensor with some 1's.476  %0 = memref.expand_shape %arg0 [[0, 1], [2], [3, 4]] output_shape [1, 3, 4, 1, 5]477      : memref<3x4x5xf32> into memref<1x3x4x1x5xf32>478  return %0 : memref<1x3x4x1x5xf32>479}480// CHECK-LABEL: func @expand_shape_static481// CHECK-SAME: %[[ARG:.*]]: memref<3x4x5xf32>) -> memref<1x3x4x1x5xf32> {482// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<3x4x5xf32> to !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>483// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64,484// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64,485// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64486// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>487// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>488// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>489// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[C0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>490// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64491// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[C1]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>492// CHECK:           %[[C60:.*]] = llvm.mlir.constant(60 : index) : i64493// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[C60]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>494// CHECK:           %[[C3:.*]] = llvm.mlir.constant(3 : index) : i64495// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[C3]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>496// CHECK:           %[[C20:.*]] = llvm.mlir.constant(20 : index) : i64497// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[C20]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>498// CHECK:           %[[C4:.*]] = llvm.mlir.constant(4 : index) : i64499// CHECK:           %[[DESC7:.*]] = llvm.insertvalue %[[C4]], %[[DESC6]][3, 2] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>500// CHECK:           %[[C5:.*]] = llvm.mlir.constant(5 : index) : i64501// CHECK:           %[[DESC8:.*]] = llvm.insertvalue %[[C5]], %[[DESC7]][4, 2] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>502// CHECK:           %[[DESC9:.*]] = llvm.insertvalue %[[C1]], %[[DESC8]][3, 3] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>503// CHECK:           %[[DESC10:.*]] = llvm.insertvalue %[[C5]], %[[DESC9]][4, 3] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>504// CHECK:           %[[DESC11:.*]] = llvm.insertvalue %[[C5]], %[[DESC10]][3, 4] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>505// CHECK:           %[[DESC12:.*]] = llvm.insertvalue %[[C1]], %[[DESC11]][4, 4] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)>506// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC12]] : !llvm.struct<(ptr, ptr, i64, array<5 x i64>, array<5 x i64>)> to memref<1x3x4x1x5xf32>507// CHECK:           return %[[RES]] : memref<1x3x4x1x5xf32>508// CHECK:         }509 510// -----511 512func.func @collapse_shape_fold_zero_dim(%arg0 : memref<1x1xf32>) -> memref<f32> {513  %0 = memref.collapse_shape %arg0 [] : memref<1x1xf32> into memref<f32>514  return %0 : memref<f32>515}516// CHECK-LABEL:   func.func @collapse_shape_fold_zero_dim(517// CHECK-SAME:                                            %[[ARG:.*]]: memref<1x1xf32>) -> memref<f32> {518// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<1x1xf32> to !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>519// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64,520// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64,521// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64)>522// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64)>523// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64)>524// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64525// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[C0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64)>526// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC2]] : !llvm.struct<(ptr, ptr, i64)> to memref<f32>527// CHECK:           return %[[RES]] : memref<f32>528// CHECK:         }529 530// -----531 532func.func @expand_shape_zero_dim(%arg0 : memref<f32>) -> memref<1x1xf32> {533  %0 = memref.expand_shape %arg0 [] output_shape [1, 1] : memref<f32> into memref<1x1xf32>534  return %0 : memref<1x1xf32>535}536 537// CHECK-LABEL:   func.func @expand_shape_zero_dim(538// CHECK-SAME:                                     %[[ARG:.*]]: memref<f32>) -> memref<1x1xf32> {539// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<f32> to !llvm.struct<(ptr, ptr, i64)>540// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64)>541// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64)>542// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64543// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>544// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>545// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>546// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[C0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>547// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64548// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[C1]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>549// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[C1]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>550// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[C1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>551// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[C1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>552// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC6]] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> to memref<1x1xf32>553// CHECK:           return %[[RES]] : memref<1x1xf32>554// CHECK:         }555 556// -----557 558func.func @collapse_shape_dynamic(%arg0 : memref<1x2x?xf32>) -> memref<1x?xf32> {559  %0 = memref.collapse_shape %arg0 [[0], [1, 2]]:  memref<1x2x?xf32> into memref<1x?xf32>560  return %0 : memref<1x?xf32>561}562 563// CHECK-LABEL:   func.func @collapse_shape_dynamic(564// CHECK-SAME:                                      %[[ARG:.*]]: memref<1x2x?xf32>) -> memref<1x?xf32> {565// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<1x2x?xf32> to !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>566// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64,567// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64,568// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64569// CHECK:           %[[SIZE2:.*]] = llvm.extractvalue %[[MEM]][3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>570// CHECK:           %[[STRIDE0:.*]] = llvm.extractvalue %[[MEM]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>571// CHECK:           %[[C2:.*]] = llvm.mlir.constant(2 : index) : i64572// CHECK:           %[[FINAL_SIZE1:.*]] = llvm.mul %[[SIZE2]], %[[C2]] overflow<nsw> : i64573// CHECK:           %[[SIZE1_TO_IDX:.*]] = builtin.unrealized_conversion_cast %[[FINAL_SIZE1]] : i64 to index574// CHECK:           %[[FINAL_SIZE1:.*]] = builtin.unrealized_conversion_cast %[[SIZE1_TO_IDX]] : index to i64575// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>576// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>577// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>578// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[C0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>579// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64580// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[C1]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>581// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>582// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[FINAL_SIZE1]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>583// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[C1]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>584// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC6]] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)> to memref<1x?xf32>585// CHECK:           return %[[RES]] : memref<1x?xf32>586// CHECK:         }587 588// -----589 590func.func @expand_shape_dynamic(%arg0 : memref<1x?xf32>, %sz0: index) -> memref<1x2x?xf32> {591  %0 = memref.expand_shape %arg0 [[0], [1, 2]] output_shape [1, 2, %sz0]: memref<1x?xf32> into memref<1x2x?xf32>592  return %0 : memref<1x2x?xf32>593}594 595// CHECK-LABEL:   func.func @expand_shape_dynamic(596// CHECK-SAME:              %[[ARG:.*]]: memref<1x?xf32>, %[[SZ0:.*]]: index) -> memref<1x2x?xf32> {597// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<1x?xf32> to !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>598// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64,599// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64,600// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64601// CHECK:           %[[SIZE1:.*]] = llvm.extractvalue %[[MEM]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>602// CHECK:           %[[STRIDE0:.*]] = llvm.extractvalue %[[MEM]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>603// CHECK:           %[[C2:.*]] = llvm.mlir.constant(2 : index) : i64604// CHECK:           %[[CMINUS1:.*]] = llvm.mlir.constant(-1 : index) : i64605// CHECK:           %[[IS_NEGATIVE_SIZE1:.*]] = llvm.icmp "slt" %[[SIZE1]], %[[C0]] : i64606// CHECK:           %[[ABS_SIZE1_MINUS_1:.*]] = llvm.sub %[[CMINUS1]], %[[SIZE1]]  : i64607// CHECK:           %[[ADJ_SIZE1:.*]] = llvm.select %[[IS_NEGATIVE_SIZE1]], %[[ABS_SIZE1_MINUS_1]], %[[SIZE1]] : i1, i64608// CHECK:           %[[SIZE2:.*]] = llvm.sdiv %[[ADJ_SIZE1]], %[[C2]]  : i64609// CHECK:           %[[NEGATIVE_SIZE2:.*]] = llvm.sub %[[CMINUS1]], %[[SIZE2]]  : i64610// CHECK:           %[[FINAL_SIZE2:.*]] = llvm.select %[[IS_NEGATIVE_SIZE1]], %[[NEGATIVE_SIZE2]], %[[SIZE2]] : i1, i64611// CHECK:           %[[SIZE2_TO_IDX:.*]] = builtin.unrealized_conversion_cast %[[FINAL_SIZE2]] : i64 to index612// CHECK:           %[[FINAL_SIZE2:.*]] = builtin.unrealized_conversion_cast %[[SIZE2_TO_IDX]] : index to i64613// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>614// CHECK:           %[[DESC0:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>615// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC0]][1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>616// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[C0]], %[[DESC1]][2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>617// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64618// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[C1]], %[[DESC2]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>619// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[STRIDE0]], %[[DESC3]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>620// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[C2]], %[[DESC4]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>621// In this example stride1 and size2 are the same.622// Hence with CSE, we get the same SSA value.623// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[FINAL_SIZE2]], %[[DESC5]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>624// CHECK:           %[[DESC7:.*]] = llvm.insertvalue %[[FINAL_SIZE2]], %[[DESC6]][3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>625// CHECK:           %[[DESC8:.*]] = llvm.insertvalue %[[C1]], %[[DESC7]][4, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>626// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC8]] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> to memref<1x2x?xf32>627// CHECK:           return %[[RES]] : memref<1x2x?xf32>628// CHECK:         }629 630// -----631 632func.func @expand_shape_dynamic_with_non_identity_layout(633            %arg0 : memref<1x?xf32, strided<[?, ?], offset: ?>>, %sz0: index) ->634            memref<1x2x?xf32, strided<[?, ?, ?], offset: ?>> {635  %0 = memref.expand_shape %arg0 [[0], [1, 2]] output_shape [1, 2, %sz0] :636    memref<1x?xf32, strided<[?, ?], offset: ?>> into637    memref<1x2x?xf32, strided<[?, ?, ?], offset: ?>>638  return %0 : memref<1x2x?xf32, strided<[?, ?, ?], offset: ?>>639}640// CHECK-LABEL:   func.func @expand_shape_dynamic_with_non_identity_layout(641// CHECK-SAME:        %[[ARG:.*]]: memref<1x?xf32, strided<[?, ?], offset: ?>>, %[[SZ0:.*]]: index) -> memref<1x2x?xf32, strided<[?, ?, ?], offset: ?>> {642// CHECK:           %[[MEM:.*]] = builtin.unrealized_conversion_cast %[[ARG]] : memref<1x?xf32, strided<[?, ?], offset: ?>> to !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>643// CHECK:           %[[BASE_BUFFER:.*]] = llvm.extractvalue %[[MEM]][0] : !llvm.struct<(ptr, ptr, i64,644// CHECK:           %[[ALIGNED_BUFFER:.*]] = llvm.extractvalue %[[MEM]][1] : !llvm.struct<(ptr, ptr, i64,645// CHECK:           %[[C0:.*]] = llvm.mlir.constant(0 : index) : i64646// CHECK:           %[[OFFSET:.*]] = llvm.extractvalue %[[MEM]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>647// CHECK:           %[[SIZE1:.*]] = llvm.extractvalue %[[MEM]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>648// CHECK:           %[[STRIDE0:.*]] = llvm.extractvalue %[[MEM]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>649// CHECK:           %[[STRIDE1:.*]] = llvm.extractvalue %[[MEM]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>650// CHECK:           %[[C2:.*]] = llvm.mlir.constant(2 : index) : i64651// CHECK:           %[[CMINUS1:.*]] = llvm.mlir.constant(-1 : index) : i64652// CHECK:           %[[IS_NEGATIVE_SIZE1:.*]] = llvm.icmp "slt" %[[SIZE1]], %[[C0]] : i64653// CHECK:           %[[ABS_SIZE1_MINUS_1:.*]] = llvm.sub %[[CMINUS1]], %[[SIZE1]]  : i64654// CHECK:           %[[ADJ_SIZE1:.*]] = llvm.select %[[IS_NEGATIVE_SIZE1]], %[[ABS_SIZE1_MINUS_1]], %[[SIZE1]] : i1, i64655// CHECK:           %[[SIZE2:.*]] = llvm.sdiv %[[ADJ_SIZE1]], %[[C2]]  : i64656// CHECK:           %[[NEGATIVE_SIZE2:.*]] = llvm.sub %[[CMINUS1]], %[[SIZE2]]  : i64657// CHECK:           %[[TMP_SIZE2:.*]] = llvm.select %[[IS_NEGATIVE_SIZE1]], %[[NEGATIVE_SIZE2]], %[[SIZE2]] : i1, i64658// CHECK:           %[[SIZE2_TO_IDX:.*]] = builtin.unrealized_conversion_cast %[[TMP_SIZE2]] : i64 to index659// CHECK:           %[[FINAL_SIZE2:.*]] = builtin.unrealized_conversion_cast %[[SIZE2_TO_IDX]] : index to i64660// CHECK:           %[[FINAL_STRIDE1:.*]] = llvm.mul %[[TMP_SIZE2]], %[[STRIDE1]]661// CHECK:           %[[STRIDE1_TO_IDX:.*]] = builtin.unrealized_conversion_cast %[[FINAL_STRIDE1]] : i64 to index662// CHECK:           %[[FINAL_STRIDE1:.*]] = builtin.unrealized_conversion_cast %[[STRIDE1_TO_IDX]] : index to i64663// CHECK:           %[[DESC:.*]] = llvm.mlir.poison : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>664// CHECK:           %[[DESC1:.*]] = llvm.insertvalue %[[BASE_BUFFER]], %[[DESC]][0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>665// CHECK:           %[[DESC2:.*]] = llvm.insertvalue %[[ALIGNED_BUFFER]], %[[DESC1]][1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>666// CHECK:           %[[DESC3:.*]] = llvm.insertvalue %[[OFFSET]], %[[DESC2]][2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>667// CHECK:           %[[C1:.*]] = llvm.mlir.constant(1 : index) : i64668// CHECK:           %[[DESC4:.*]] = llvm.insertvalue %[[C1]], %[[DESC3]][3, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>669// CHECK:           %[[DESC5:.*]] = llvm.insertvalue %[[STRIDE0]], %[[DESC4]][4, 0] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>670// CHECK:           %[[DESC6:.*]] = llvm.insertvalue %[[C2]], %[[DESC5]][3, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>671// CHECK:           %[[DESC7:.*]] = llvm.insertvalue %[[FINAL_STRIDE1]], %[[DESC6]][4, 1] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>672// CHECK:           %[[DESC8:.*]] = llvm.insertvalue %[[FINAL_SIZE2]], %[[DESC7]][3, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>673// CHECK:           %[[DESC9:.*]] = llvm.insertvalue %[[STRIDE1]], %[[DESC8]][4, 2] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)>674// CHECK:           %[[RES:.*]] = builtin.unrealized_conversion_cast %[[DESC9]] : !llvm.struct<(ptr, ptr, i64, array<3 x i64>, array<3 x i64>)> to memref<1x2x?xf32, strided<[?, ?, ?], offset: ?>>675// CHECK:           return %[[RES]] : memref<1x2x?xf32, strided<[?, ?, ?], offset: ?>>676// CHECK:         }677 678// -----679 680// CHECK-LABEL: func @collapse_static_shape_with_non_identity_layout681func.func @collapse_static_shape_with_non_identity_layout(%arg: memref<1x1x8x8xf32, strided<[64, 64, 8, 1], offset: ?>>) -> memref<64xf32, strided<[1], offset: ?>> {682// CHECK-NOT: memref.collapse_shape683  %1 = memref.collapse_shape %arg [[0, 1, 2, 3]] : memref<1x1x8x8xf32, strided<[64, 64, 8, 1], offset: ?>> into memref<64xf32, strided<[1], offset: ?>>684  return %1 : memref<64xf32, strided<[1], offset: ?>>685}686 687// -----688 689// Check that the address of %arg0 appears with the same value690// in both the llvm.assume and as base of the load.691// This is to make sure that later CSEs and alignment propagation692// will be able to do their job easily.693 694// CHECK-LABEL: func @load_and_assume(695// CHECK-SAME: %[[ARG0:.*]]: memref<?x?xf32, strided<[?, ?], offset: ?>>,696// CHECK: %[[DESC:.*]] = builtin.unrealized_conversion_cast %[[ARG0]] : memref<?x?xf32, strided<[?, ?], offset: ?>> to !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>697// CHECK: %[[ALIGNED_PTR:.*]] = llvm.extractvalue %[[DESC]][1] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>698// CHECK: %[[OFFSET:.*]] = llvm.extractvalue %[[DESC]][2] : !llvm.struct<(ptr, ptr, i64, array<2 x i64>, array<2 x i64>)>699// CHECK: %[[BUFF_ADDR:.*]] = llvm.getelementptr %[[ALIGNED_PTR]][%[[OFFSET]]] : (!llvm.ptr, i64) -> !llvm.ptr, f32700// CHECK: llvm.intr.assume %{{.*}} ["align"(%[[BUFF_ADDR]], %{{.*}} : !llvm.ptr, i64)] : i1701// CHECK: %[[LD_ADDR:.*]] = llvm.getelementptr inbounds|nuw %[[BUFF_ADDR]][%{{.*}}] : (!llvm.ptr, i64) -> !llvm.ptr, f32702// CHECK: %[[VAL:.*]] = llvm.load %[[LD_ADDR]] : !llvm.ptr -> f32703// CHECK: return %[[VAL]] : f32704func.func @load_and_assume(705    %arg0: memref<?x?xf32, strided<[?, ?], offset: ?>>,706    %i0: index, %i1: index)707    -> f32 {708  %arg0_align = memref.assume_alignment %arg0, 16 : memref<?x?xf32, strided<[?, ?], offset: ?>>709  %2 = memref.load %arg0_align[%i0, %i1] : memref<?x?xf32, strided<[?, ?], offset: ?>>710  func.return %2 : f32711}712