1// RUN: mlir-opt %s -pass-pipeline="func.func(convert-vector-to-scf{lower-tensors=true})" -split-input-file -allow-unregistered-dialect | FileCheck %s
2
3// CHECK-LABEL: func @transfer_read_2d(
4//       CHECK: %[[ALLOC:.*]] = memref.alloca() : memref<vector<4x9xf32>>
5//       CHECK: %[[CASTED:.*]] = vector.type_cast %[[ALLOC]] : memref<vector<4x9xf32>> to memref<4xvector<9xf32>>
6//       CHECK: scf.for {{.*}} {
7//       CHECK:   %[[READ:.*]] = vector.transfer_read %{{.*}}[{{.*}}], %cst {in_bounds = [true]} : tensor<?x?xf32>, vector<9xf32>
8//       CHECK:   memref.store %[[READ]], %[[CASTED]][%{{.*}}] : memref<4xvector<9xf32>>
9//       CHECK: }
10//       CHECK: %[[LOADED:.*]] = memref.load %[[ALLOC]][] : memref<vector<4x9xf32>>
11//       CHECK: return %[[LOADED]] : vector<4x9xf32>
12func.func @transfer_read_2d(%A : tensor<?x?xf32>, %base1 : index, %base2 : index)
13    -> (vector<4x9xf32>){
14  %p = arith.constant -42.0: f32
15  %f = vector.transfer_read %A[%base1, %base2], %p {in_bounds = [true, true]}
16      : tensor<?x?xf32>, vector<4x9xf32>
17  return %f : vector<4x9xf32>
18}
19
20// -----
21
22// CHECK-LABEL: func @transfer_write_2d(
23//       CHECK: %[[ALLOC:.*]] = memref.alloca() : memref<vector<2x3xf32>>
24//       CHECK: memref.store {{.*}}, %[[ALLOC]][] : memref<vector<2x3xf32>>
25//       CHECK: %[[CASTED:.*]] = vector.type_cast %[[ALLOC]] : memref<vector<2x3xf32>> to memref<2xvector<3xf32>>
26//       CHECK: %[[RESULT:.*]] = scf.for {{.*}} iter_args(%[[STATE:.*]] = %{{.*}}) -> (tensor<?x?xf32>) {
27//       CHECK:   %[[LOADED:.*]] = memref.load %[[CASTED]][%{{.*}}] : memref<2xvector<3xf32>>
28//       CHECK:   %[[WRITE:.*]] = vector.transfer_write %[[LOADED]], %[[STATE]][{{.*}}] {in_bounds = [true]} : vector<3xf32>, tensor<?x?xf32>
29//       CHECK:   scf.yield %[[WRITE]] : tensor<?x?xf32>
30//       CHECK: }
31//       CHECK: return %[[RESULT]] : tensor<?x?xf32>
32func.func @transfer_write_2d(%A : tensor<?x?xf32>, %vec : vector<2x3xf32>,
33                        %base1 : index, %base2 : index) -> (tensor<?x?xf32>) {
34  %t = vector.transfer_write %vec, %A[%base1, %base2] {in_bounds = [true, true]}
35      : vector<2x3xf32>, tensor<?x?xf32>
36  return %t : tensor<?x?xf32>
37}
38
39