xref: /llvm-project/mlir/test/Conversion/VectorToSCF/unrolled-tensor-transfer-ops.mlir (revision 9816edc9f3ce198d41e364dd3467caa839a0c220)
1// RUN: mlir-opt %s -pass-pipeline="builtin.module(func.func(convert-vector-to-scf{full-unroll=true lower-tensors=true}))" -split-input-file -allow-unregistered-dialect | FileCheck %s
2
3// CHECK-LABEL: func @transfer_read_2d(
4//       CHECK: %[[V_INIT:.*]] = arith.constant dense<-4.200000e+01> : vector<4x9xf32>
5//       CHECK: %[[V0:.*]] = vector.transfer_read %{{.*}}[{{.*}}], %{{.*}} {in_bounds = [true]} : tensor<?x?xf32>, vector<9xf32>
6//       CHECK: %[[I0:.*]] = vector.insert %[[V0]], %[[V_INIT]] [0] : vector<9xf32> into vector<4x9xf32>
7//       CHECK: %[[V1:.*]] = vector.transfer_read %{{.*}}[{{.*}}], %{{.*}} {in_bounds = [true]} : tensor<?x?xf32>, vector<9xf32>
8//       CHECK: %[[I1:.*]] = vector.insert %[[V1]], %[[I0]] [1] : vector<9xf32> into vector<4x9xf32>
9//       CHECK: %[[V2:.*]] = vector.transfer_read %{{.*}}[{{.*}}], %{{.*}} {in_bounds = [true]} : tensor<?x?xf32>, vector<9xf32>
10//       CHECK: %[[I2:.*]] = vector.insert %[[V2]], %[[I1]] [2] : vector<9xf32> into vector<4x9xf32>
11//       CHECK: %[[V3:.*]] = vector.transfer_read %{{.*}}[{{.*}}], %{{.*}} {in_bounds = [true]} : tensor<?x?xf32>, vector<9xf32>
12//       CHECK: %[[I3:.*]] = vector.insert %[[V3]], %[[I2]] [3] : vector<9xf32> into vector<4x9xf32>
13//       CHECK: return %[[I3]] : vector<4x9xf32>
14func.func @transfer_read_2d(%A : tensor<?x?xf32>, %base1 : index, %base2 : index)
15    -> (vector<4x9xf32>){
16  %p = arith.constant -42.0: f32
17  %f = vector.transfer_read %A[%base1, %base2], %p {in_bounds = [true, true]}
18      : tensor<?x?xf32>, vector<4x9xf32>
19  return %f : vector<4x9xf32>
20}
21
22// -----
23
24// CHECK-LABEL: func @transfer_write_2d(
25//       CHECK:   %[[V0:.*]] = vector.extract %{{.*}}[0] : vector<3xf32> from vector<2x3xf32>
26//       CHECK:   %[[T0:.*]] = vector.transfer_write %[[V0]], %{{.*}}[{{.*}}] {in_bounds = [true]} : vector<3xf32>, tensor<?x?xf32>
27//       CHECK:   %[[V1:.*]] = vector.extract %{{.*}}[1] : vector<3xf32> from vector<2x3xf32>
28//       CHECK:   %[[T1:.*]] = vector.transfer_write %[[V1]], %[[T0]][{{.*}}] {in_bounds = [true]} : vector<3xf32>, tensor<?x?xf32>
29//       CHECK:   return %[[T1]] : tensor<?x?xf32>
30func.func @transfer_write_2d(%A : tensor<?x?xf32>, %vec : vector<2x3xf32>,
31                        %base1 : index, %base2 : index) -> (tensor<?x?xf32>) {
32  %t = vector.transfer_write %vec, %A[%base1, %base2] {in_bounds = [true, true]}
33      : vector<2x3xf32>, tensor<?x?xf32>
34  return %t : tensor<?x?xf32>
35}
36
37