// RUN: mlir-opt -split-input-file -test-fold-arith-extf-into-vector-contract-patterns %s | FileCheck %s


// CHECK-DAG: #[[$map0:.*]] = affine_map<(d0, d1, d2) -> (d0, d2)>
// CHECK-DAG: #[[$map1:.*]] = affine_map<(d0, d1, d2) -> (d2, d1)>
// CHECK-DAG: #[[$map2:.*]] = affine_map<(d0, d1, d2) -> (d0, d1)>
// CHECK-LABEL: func.func @fold_arith_extf_into_contract
//  CHECK-SAME: (%[[ARG0:.*]]: vector<64x64xf16>, %[[ARG1:.*]]: vector<64x64xf16>, %[[ARG2:.*]]: vector<64x64xf32>)
//  CHECK-NEXT:   %[[R:.+]] = vector.contract {indexing_maps = [#[[$map0]], #[[$map1]], #[[$map2]]],
//  CHECK-SAME:   iterator_types = ["parallel", "parallel", "reduction"], kind = #vector.kind<add>}
//  CHECK-SAME:   %[[ARG0]], %[[ARG1]], %[[ARG2]] : vector<64x64xf16>, vector<64x64xf16> into vector<64x64xf32>
//  CHECK-NEXT:   return %[[R]] : vector<64x64xf32>
func.func @fold_arith_extf_into_contract(
  %arg0: vector<64x64xf16>,
  %arg1: vector<64x64xf16>,
  %arg2: vector<64x64xf32>) -> vector<64x64xf32> {
    %lhs_f32 = arith.extf %arg0 : vector<64x64xf16> to vector<64x64xf32>
    %rhs_f32 = arith.extf %arg1 : vector<64x64xf16> to vector<64x64xf32>
    %result = vector.contract {
      indexing_maps = [affine_map<(d0, d1, d2) -> (d0, d2)>, affine_map<(d0, d1, d2) -> (d2, d1)>, affine_map<(d0, d1, d2) -> (d0, d1)>],
      iterator_types = ["parallel", "parallel", "reduction"],
      kind = #vector.kind<add>}
      %lhs_f32, %rhs_f32, %arg2 : vector<64x64xf32>, vector<64x64xf32> into vector<64x64xf32>
    return %result : vector<64x64xf32>
}

// -----

// CHECK-DAG: #[[$map0:.*]] = affine_map<(d0, d1, d2) -> (d0, d2)>
// CHECK-DAG: #[[$map1:.*]] = affine_map<(d0, d1, d2) -> (d2, d1)>
// CHECK-DAG: #[[$map2:.*]] = affine_map<(d0, d1, d2) -> (d0, d1)>
// CHECK-LABEL: func.func @fold_arith_extf_into_contract_scalable
//  CHECK-SAME: (%[[ARG0:.*]]: vector<[64]x64xf16>, %[[ARG1:.*]]: vector<64x64xf16>, %[[ARG2:.*]]: vector<[64]x64xf32>)
//  CHECK-NEXT:   %[[R:.+]] = vector.contract {indexing_maps = [#[[$map0]], #[[$map1]], #[[$map2]]],
//  CHECK-SAME:   iterator_types = ["parallel", "parallel", "reduction"], kind = #vector.kind<add>}
//  CHECK-SAME:   %[[ARG0]], %[[ARG1]], %[[ARG2]] : vector<[64]x64xf16>, vector<64x64xf16> into vector<[64]x64xf32>
//  CHECK-NEXT:   return %[[R]] : vector<[64]x64xf32>
func.func @fold_arith_extf_into_contract_scalable(
  %arg0: vector<[64]x64xf16>,
  %arg1: vector<64x64xf16>,
  %arg2: vector<[64]x64xf32>) -> vector<[64]x64xf32> {
    %lhs_f32 = arith.extf %arg0 : vector<[64]x64xf16> to vector<[64]x64xf32>
    %rhs_f32 = arith.extf %arg1 : vector<64x64xf16> to vector<64x64xf32>
    %result = vector.contract {
      indexing_maps = [affine_map<(d0, d1, d2) -> (d0, d2)>, affine_map<(d0, d1, d2) -> (d2, d1)>, affine_map<(d0, d1, d2) -> (d0, d1)>],
      iterator_types = ["parallel", "parallel", "reduction"],
      kind = #vector.kind<add>}
      %lhs_f32, %rhs_f32, %arg2 : vector<[64]x64xf32>, vector<64x64xf32> into vector<[64]x64xf32>
    return %result : vector<[64]x64xf32>
}