[MLIR][HLO] Add more tests for `rank-specialization-cluster` pass

PiperOrigin-RevId: 373343750
This commit is contained in:
A. Unique TensorFlower 2021-05-12 04:45:06 -07:00 committed by TensorFlow MLIR Team
parent b95162f182
commit 875803e5e1
1 changed files with 33 additions and 1 deletions

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@ -1,4 +1,4 @@
// RUN: mlir-hlo-opt %s --mhlo-rank-specialization-cluster | FileCheck %s
// RUN: mlir-hlo-opt %s --split-input-file --mhlo-rank-specialization-cluster | FileCheck %s
// CHECK-LABEL: @add_mul
// CHECK-SAME: (%[[ARG0:.*]]: tensor<*xf32>, %[[ARG1:.*]]: tensor<*xf32>, %[[ARG2:.*]]: tensor<*xf32>)
@ -17,3 +17,35 @@ func @add_mul(%arg0 : tensor<*xf32>, %arg1 : tensor<*xf32>,
: (tensor<*xf32>, tensor<*xf32>) -> tensor<*xf32>
return %1 : tensor<*xf32>
}
// -----
// Unary MHLO operation.
// CHECK-LABEL: @sqrt
// CHECK-SAME: (%[[ARG:.*]]: tensor<*xf32>)
func @sqrt(%arg : tensor<*xf32>) -> tensor<*xf32> {
// CHECK: %[[RES:.*]] = "chlo.rank_specialization_cluster"(%[[ARG]])
// CHECK: ^bb0(%[[ARG_:.*]]: tensor<*xf32>):
// CHECK: %[[TMP0:.*]] = "mhlo.sqrt"(%[[ARG_]])
// CHECK: %[[TMP1:.*]] = "mhlo.sqrt"(%[[TMP0]])
// CHECK: %[[TMP2:.*]] = "mhlo.sqrt"(%[[TMP1]])
// CHECK: "chlo.rank_specialization_cluster_yield"(%[[TMP2]])
// CHECK: return %[[RES]]
%0 = "mhlo.sqrt"(%arg) : (tensor<*xf32>) -> tensor<*xf32>
%1 = "mhlo.sqrt"(%0) : (tensor<*xf32>) -> tensor<*xf32>
%2 = "mhlo.sqrt"(%1) : (tensor<*xf32>) -> tensor<*xf32>
return %2 : tensor<*xf32>
}
// -----
// Don't cluster single ranked operation.
// CHECK-LABEL: @sqrt_ranked
// CHECK-SAME: (%[[ARG:.*]]: tensor<3x?xf32>)
func @sqrt_ranked(%arg: tensor<3x?xf32>) -> tensor<3x?xf32> {
// CHECK-NOT: rank_specialization_cluster
%0 = "mhlo.sqrt"(%arg) : (tensor<3x?xf32>) -> tensor<3x?xf32>
%1 = "mhlo.sqrt"(%0) : (tensor<3x?xf32>) -> tensor<3x?xf32>
%2 = "mhlo.sqrt"(%1) : (tensor<3x?xf32>) -> tensor<3x?xf32>
return %2 : tensor<3x?xf32>
}