1// RUN: mlir-opt %s -convert-scf-to-std \
2// RUN:             -convert-vector-to-llvm='reassociate-fp-reductions' \
3// RUN:             -convert-std-to-llvm | \
4// RUN: mlir-cpu-runner -e entry -entry-point-result=void  \
5// RUN:   -shared-libs=%mlir_integration_test_dir/libmlir_c_runner_utils%shlibext | \
6// RUN: FileCheck %s
7
8func @entry() {
9  // Construct test vector, numerically very stable.
10  %f1 = constant 1.0: f32
11  %f2 = constant 2.0: f32
12  %f3 = constant 3.0: f32
13  %v0 = vector.broadcast %f1 : f32 to vector<64xf32>
14  %v1 = vector.insert %f2, %v0[11] : f32 into vector<64xf32>
15  %v2 = vector.insert %f3, %v1[52] : f32 into vector<64xf32>
16  vector.print %v2 : vector<64xf32>
17  //
18  // test vector:
19  //
20  // CHECK: ( 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 )
21
22  // Various vector reductions. Not full functional unit tests, but
23  // a simple integration test to see if the code runs end-to-end.
24  %0 = vector.reduction "add", %v2 : vector<64xf32> into f32
25  vector.print %0 : f32
26  // CHECK: 67
27  %1 = vector.reduction "mul", %v2 : vector<64xf32> into f32
28  vector.print %1 : f32
29  // CHECK: 6
30  %2 = vector.reduction "min", %v2 : vector<64xf32> into f32
31  vector.print %2 : f32
32  // CHECK: 1
33  %3 = vector.reduction "max", %v2 : vector<64xf32> into f32
34  vector.print %3 : f32
35  // CHECK: 3
36
37  return
38}
39