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// RUN: mlir-opt %s -linalg-tile-to-parallel-loops="linalg-tile-sizes=2,4,8" -split-input-file | FileCheck %s
// RUN: mlir-opt %s -linalg-tile-to-parallel-loops="linalg-tile-sizes=2" -split-input-file | FileCheck %s -check-prefix=TILE1
// RUN: mlir-opt %s -linalg-tile-to-parallel-loops="linalg-tile-sizes=2,4" -split-input-file | FileCheck %s -check-prefix=TILE2
func @gemm(%arg0 : memref<?x?xf32>,
%arg1 : memref<?x?xf32>,
%arg2 : memref<?x?xf32>)
{
linalg.matmul ins(%arg0, %arg1: memref<?x?xf32>, memref<?x?xf32>)
outs(%arg2: memref<?x?xf32>)
return
}
// CHECK-LABEL: func @gemm
// CHECK-DAG: %[[C2:.*]] = constant 2 : index
// CHECK-DAG: %[[C4:.*]] = constant 4 : index
// CHECK-DAG: %[[C8:.*]] = constant 8 : index
// CHECK: scf.parallel (%[[ARG3:.*]], %[[ARG4:.*]]) =
// CHECK-SAME: step (%[[C2]], %[[C4]])
// CHECK: scf.for %[[ARG5:.*]] =
// CHECK-SAME: step %[[C8]]
// CHECK: %[[SV1:.*]] = memref.subview %{{.*}}[%[[ARG3]], %[[ARG5]]]
// CHECK: %[[SV2:.*]] = memref.subview %{{.*}}[%[[ARG5]], %[[ARG4]]]
// CHECK: %[[SV3:.*]] = memref.subview %{{.*}}[%[[ARG3]], %[[ARG4]]]
// CHECK: linalg.matmul ins(%[[SV1]], %[[SV2]]{{.*}} outs(%[[SV3]]
// TILE1-LABEL: func @gemm
// TILE1-DAG: %[[C2:.*]] = constant 2 : index
// TILE1: scf.parallel (%[[ARG3:.*]]) =
// TILE1-SAME: step (%[[C2]])
// TILE1: %[[SV1:.*]] = memref.subview %{{.*}}[%[[ARG3]], 0]
// TILE1: %[[SV3:.*]] = memref.subview %{{.*}}[%[[ARG3]], 0]
// TILE1-NOT: memref.subview
// TILE1: linalg.matmul ins(%[[SV1]], %{{.*}} outs(%[[SV3]]
// TILE2-LABEL: func @gemm
// TILE2-DAG: %[[C2:.*]] = constant 2 : index
// TILE2-DAG: %[[C4:.*]] = constant 4 : index
// TILE2: scf.parallel (%[[ARG3:.*]], %[[ARG4:.*]]) =
// TILE2-SAME: step (%[[C2]], %[[C4]])
// TILE2: %[[SV1:.*]] = memref.subview %{{.*}}[%[[ARG3]], 0]
// TILE2: %[[SV2:.*]] = memref.subview %{{.*}}[0, %[[ARG4]]]
// TILE2: %[[SV3:.*]] = memref.subview %{{.*}}[%[[ARG3]], %[[ARG4]]]
// TILE2: linalg.matmul ins(%[[SV1]], %[[SV2]]{{.*}} outs(%[[SV3]]
// -----
#map0 = affine_map<(d0, d1, d2) -> (d0, d1, d2)>
#map1 = affine_map<(d0, d1, d2) -> (d0, d2)>
#map2 = affine_map<(d0, d1, d2) -> (d1)>
#accesses = [#map0, #map1, #map2]
#trait = {
args_in = 2 : i64,
args_out = 1 : i64,
iterator_types = ["reduction", "parallel", "reduction"],
indexing_maps = #accesses
}
func @reduction(%arg0 : memref<?x?x?xf32>,
%arg1 : memref<?x?xf32>,
%arg2 : memref<?xf32>)
{
linalg.generic #trait
ins(%arg0, %arg1 : memref<?x?x?xf32>, memref<?x?xf32>)
outs(%arg2 : memref<?xf32>) {
^bb0(%arg3 : f32, %arg4 : f32, %arg5 : f32):
%0 = addf %arg3, %arg4 : f32
%1 = addf %0, %arg5 : f32
linalg.yield %1 : f32
}
return
}
// CHECK-LABEL: func @reduction
// CHECK-DAG: %[[C2:.*]] = constant 2 : index
// CHECK-DAG: %[[C4:.*]] = constant 4 : index
// CHECK-DAG: %[[C8:.*]] = constant 8 : index
// CHECK: scf.for %[[ARG3:.*]] =
// CHECK-SAME: step %[[C2]]
// CHECK: scf.parallel (%[[ARG4:.*]]) =
// CHECK-SAME: step (%[[C4]])
// CHECK: scf.for %[[ARG5:.*]] =
// CHECK-SAME: step %[[C8]]
// CHECK: %[[SV1:.*]] = memref.subview %{{.*}}[%[[ARG3]], %[[ARG4]], %[[ARG5]]]
// CHECK: %[[SV2:.*]] = memref.subview %{{.*}}[%[[ARG3]], %[[ARG5]]]
// CHECK: %[[SV3:.*]] = memref.subview %{{.*}}[%[[ARG4]]]
// CHECK: linalg.generic
// CHECK-SAME: ins(%[[SV1]], %[[SV2]]
// CHECK-SAME: outs(%[[SV3]]
// TILE1-LABEL: func @reduction
// TILE1-DAG: %[[C2:.*]] = constant 2 : index
// TILE1: scf.for %[[ARG3:.*]] =
// TILE1-SAME: step %[[C2]]
// TILE1: %[[SV1:.*]] = memref.subview %{{.*}}[%[[ARG3]], 0, 0]
// TILE1: %[[SV2:.*]] = memref.subview %{{.*}}[%[[ARG3]], 0]
// TILE1-NOT: memref.subview
// TILE1: linalg.generic
// TILE1-SAME: ins(%[[SV1]], %[[SV2]]
// TILE1-SAME: outs(%{{.*}}
// TILE2-LABEL: func @reduction
// TILE2-DAG: %[[C2:.*]] = constant 2 : index
// TILE2-DAG: %[[C4:.*]] = constant 4 : index
// TILE2: scf.for %[[ARG3:.*]] =
// TILE2-SAME: step %[[C2]]
// TILE2: scf.parallel (%[[ARG4:.*]]) =
// TILE2-SAME: step (%[[C4]])
// TILE2: %[[SV1:.*]] = memref.subview %{{.*}}[%[[ARG3]], %[[ARG4]], 0]
// TILE2: %[[SV2:.*]] = memref.subview %{{.*}}[%[[ARG3]], 0]
// TILE2: %[[SV3:.*]] = memref.subview %{{.*}}[%[[ARG4]]]
// TILE2: linalg.generic
// TILE2-SAME: ins(%[[SV1]], %[[SV2]]
// TILE2-SAME: outs(%[[SV3]]
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