| // RUN: tf-opt -xla-legalize-tf %s | FileCheck %s --dump-input-on-failure |
| |
| //===----------------------------------------------------------------------===// |
| // BatchNorm op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: fusedBatchNorm_notraining |
| func @fusedBatchNorm_notraining(%arg0: tensor<8x8x8x8xf32>, %arg1: tensor<8xf32>, %arg2: tensor<8xf32>, %arg3: tensor<8xf32>, %arg4: tensor<8xf32>) -> (tensor<8x8x8x8xf32>) { |
| // CHECK-NEXT: "xla_hlo.batch_norm_inference"(%arg0, %arg1, %arg2, %arg3, %arg4) {epsilon = 1.000000e-03 : f32, feature_index = 3 : i64} : (tensor<8x8x8x8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>) -> tensor<8x8x8x8xf32> |
| %0:5 = "tf.FusedBatchNorm"(%arg0, %arg1, %arg2, %arg3, %arg4) {T = "tfdtype$DT_FLOAT", data_format = "NHWC", epsilon = 0.001 : f32, is_training = false} : (tensor<8x8x8x8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>) -> (tensor<8x8x8x8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>) |
| return %0#0 : tensor<8x8x8x8xf32> |
| } |
| |
| // CHECK-LABEL: fusedBatchNorm_training |
| func @fusedBatchNorm_training(%arg0: tensor<8x8x8x8xf32>, %arg1: tensor<8xf32>, %arg2: tensor<8xf32>, %arg3: tensor<8xf32>, %arg4: tensor<8xf32>) -> (tensor<8x8x8x8xf32>) { |
| // TODO(riverriddle) Support training. |
| // CHECK-NEXT: "tf.FusedBatchNorm" |
| %0:5 = "tf.FusedBatchNorm"(%arg0, %arg1, %arg2, %arg3, %arg4) {T = "tfdtype$DT_FLOAT", data_format = "NHWC", epsilon = 0.001 : f32, is_training = true} : (tensor<8x8x8x8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>) -> (tensor<8x8x8x8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>, tensor<8xf32>) |
| return %0#0 : tensor<8x8x8x8xf32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Bias op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @biasAdd_NHWC |
| func @biasAdd_NHWC(%arg0: tensor<1x32x10x32xi32>, %arg1: tensor<32xi32>) -> tensor<1x32x10x32xi32> { |
| // CHECK-NEXT: %0 = "xla_hlo.add"(%arg0, %arg1) {broadcast_dimensions = dense<3> : tensor<1xi64>} |
| %0 = "tf.BiasAdd"(%arg0, %arg1) {T = "tfdtype$DT_FLOAT", data_format = "NHWC"} : (tensor<1x32x10x32xi32>, tensor<32xi32>) -> tensor<1x32x10x32xi32> |
| return %0 : tensor<1x32x10x32xi32> |
| } |
| |
| // CHECK-LABEL: func @biasAdd_NCHW |
| func @biasAdd_NCHW(%arg0: tensor<1x32x10x32xi32>, %arg1: tensor<32xi32>) -> tensor<1x32x10x32xi32> { |
| // CHECK-NEXT: %0 = "xla_hlo.add"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>} |
| %0 = "tf.BiasAdd"(%arg0, %arg1) {T = "tfdtype$DT_FLOAT", data_format = "NCHW"} : (tensor<1x32x10x32xi32>, tensor<32xi32>) -> tensor<1x32x10x32xi32> |
| return %0 : tensor<1x32x10x32xi32> |
| } |
| |
| // In the next two tests, the replacement fails because the bias dimension does |
| // not have the same size as the feature dimension. |
| |
| // CHECK-LABEL: func @biasAdd_NHWC_invalid |
| func @biasAdd_NHWC_invalid(%arg0: tensor<1x32x10x2xi32>, %arg1: tensor<32xi32>) -> tensor<1x32x10x2xi32> { |
| // CHECK-NOT: xla_hlo.add |
| %0 = "tf.BiasAdd"(%arg0, %arg1) {T = "tfdtype$DT_FLOAT", data_format = "NHWC"} : (tensor<1x32x10x2xi32>, tensor<32xi32>) -> tensor<1x32x10x2xi32> |
| return %0 : tensor<1x32x10x2xi32> |
| } |
| |
| // CHECK-LABEL: func @biasAdd_NCHW_invalid |
| func @biasAdd_NCHW_invalid(%arg0: tensor<1x10x10x32xi32>, %arg1: tensor<32xi32>) -> tensor<1x10x10x32xi32> { |
| // CHECK-NOT: xla_hlo.add |
| %0 = "tf.BiasAdd"(%arg0, %arg1) {T = "tfdtype$DT_FLOAT", data_format = "NCHW"} : (tensor<1x10x10x32xi32>, tensor<32xi32>) -> tensor<1x10x10x32xi32> |
| return %0 : tensor<1x10x10x32xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Binary op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @add |
| func @add(%arg0: tensor<2xi32>) -> tensor<2xi32> { |
| // CHECK-NEXT: %[[SUM0:.*]] = xla_hlo.add %arg0, %arg0 : tensor<2xi32> |
| // CHECK-NEXT: %[[SUM1:.*]] = xla_hlo.add %[[SUM0]], %arg0 : tensor<2xi32> |
| // CHECK-NEXT: return %[[SUM1]] : tensor<2xi32> |
| %0 = "tf.Add"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| %1 = "tf.AddV2"(%0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| return %1: tensor<2xi32> |
| } |
| |
| // CHECK-LABEL: func @broadcast_add |
| func @broadcast_add(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi32> { |
| // CHECK-NEXT: "xla_hlo.add"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>} |
| %0 = "tf.Add"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi32> |
| return %0: tensor<1x2xi32> |
| } |
| |
| // CHECK-LABEL: func @broadcast_multi_dim_add |
| func @broadcast_multi_dim_add(%arg0: tensor<4x1x1xi32>, %arg1: tensor<4x4x4x4xi32>) -> tensor<4x4x4x4xi32> { |
| // CHECK-NEXT: "xla_hlo.add"(%arg0, %arg1) {broadcast_dimensions = dense<[1, 2, 3]> : tensor<3xi64>} |
| %0 = "tf.Add"(%arg0, %arg1) : (tensor<4x1x1xi32>, tensor<4x4x4x4xi32>) -> tensor<4x4x4x4xi32> |
| return %0: tensor<4x4x4x4xi32> |
| } |
| |
| // CHECK-LABEL: func @div |
| func @div(%arg0: tensor<2xi32>) -> tensor<2xi32> { |
| // CHECK-NEXT: %0 = xla_hlo.div %arg0, %arg0 : tensor<2xi32> |
| // CHECK-NEXT: return %0 : tensor<2xi32> |
| %0 = "tf.Div"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| return %0: tensor<2xi32> |
| } |
| |
| // CHECK-LABEL: func @broadcast_div |
| func @broadcast_div(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi32> { |
| // CHECK-NEXT: "xla_hlo.div"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>} |
| %0 = "tf.Div"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi32> |
| return %0: tensor<1x2xi32> |
| } |
| |
| // CHECK-LABEL: func @maximum |
| func @maximum(%arg0: tensor<4xf32>, %arg1: tensor<4xf32>) -> tensor<4xf32> { |
| // CHECK: xla_hlo.max %arg0, %arg1 : tensor<4xf32> |
| %0 = "tf.Maximum"(%arg0, %arg1) : (tensor<4xf32>, tensor<4xf32>) -> tensor<4xf32> |
| return %0 : tensor<4xf32> |
| } |
| |
| // CHECK-LABEL: func @minimum |
| func @minimum(%arg0: tensor<4xf32>, %arg1: tensor<4xf32>) -> tensor<4xf32> { |
| // CHECK: xla_hlo.min %arg0, %arg1 : tensor<4xf32> |
| %0 = "tf.Minimum"(%arg0, %arg1) : (tensor<4xf32>, tensor<4xf32>) -> tensor<4xf32> |
| return %0 : tensor<4xf32> |
| } |
| |
| // CHECK-LABEL: func @mul |
| func @mul(%arg0: tensor<2xi32>) -> tensor<2xi32> { |
| // CHECK-NEXT: %0 = xla_hlo.mul %arg0, %arg0 : tensor<2xi32> |
| // CHECK-NEXT: return %0 : tensor<2xi32> |
| %0 = "tf.Mul"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| return %0: tensor<2xi32> |
| } |
| |
| // CHECK-LABEL: func @broadcast_mul |
| func @broadcast_mul(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi32> { |
| // CHECK-NEXT: "xla_hlo.mul"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>} |
| %0 = "tf.Mul"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi32> |
| return %0: tensor<1x2xi32> |
| } |
| |
| // CHECK-LABEL: func @real_div |
| func @real_div(%arg0: tensor<2xi32>) -> tensor<2xi32> { |
| // CHECK-NEXT: %0 = xla_hlo.div %arg0, %arg0 : tensor<2xi32> |
| %0 = "tf.RealDiv"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| return %0: tensor<2xi32> |
| } |
| |
| // CHECK-LABEL: func @broadcast_real_div |
| func @broadcast_real_div(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi32> { |
| // CHECK-NEXT: "xla_hlo.div"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>} |
| %0 = "tf.RealDiv"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi32> |
| return %0: tensor<1x2xi32> |
| } |
| |
| // CHECK-LABEL: func @sub |
| func @sub(%arg0: tensor<2xi32>) -> tensor<2xi32> { |
| // CHECK-NEXT: %0 = xla_hlo.sub %arg0, %arg0 : tensor<2xi32> |
| // CHECK-NEXT: return %0 : tensor<2xi32> |
| %0 = "tf.Sub"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| return %0: tensor<2xi32> |
| } |
| |
| // CHECK-LABEL: func @broadcast_sub |
| func @broadcast_sub(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi32> { |
| // CHECK-NEXT: "xla_hlo.sub"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>} |
| %0 = "tf.Sub"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi32> |
| return %0: tensor<1x2xi32> |
| } |
| |
| |
| //===----------------------------------------------------------------------===// |
| // Compare op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @greater |
| func @greater(%arg0: tensor<2xi32>) -> tensor<2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg0) {comparison_direction = "GT"} |
| %0 = "tf.Greater"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi1> |
| return %0: tensor<2xi1> |
| } |
| |
| // CHECK-LABEL: func @broadcast_greater |
| func @broadcast_greater(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>, comparison_direction = "GT"} |
| %0 = "tf.Greater"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi1> |
| return %0: tensor<1x2xi1> |
| } |
| |
| // CHECK-LABEL: func @greater_equal |
| func @greater_equal(%arg0: tensor<2xi32>) -> tensor<2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg0) {comparison_direction = "GE"} |
| %0 = "tf.GreaterEqual"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi1> |
| return %0: tensor<2xi1> |
| } |
| |
| // CHECK-LABEL: func @broadcast_greater_equal |
| func @broadcast_greater_equal(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>, comparison_direction = "GE"} |
| %0 = "tf.GreaterEqual"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi1> |
| return %0: tensor<1x2xi1> |
| } |
| |
| // CHECK-LABEL: func @less |
| func @less(%arg0: tensor<2xi32>) -> tensor<2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg0) {comparison_direction = "LT"} |
| %0 = "tf.Less"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi1> |
| return %0: tensor<2xi1> |
| } |
| |
| // CHECK-LABEL: func @broadcast_less |
| func @broadcast_less(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>, comparison_direction = "LT"} |
| %0 = "tf.Less"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi1> |
| return %0: tensor<1x2xi1> |
| } |
| |
| // CHECK-LABEL: func @less_equal |
| func @less_equal(%arg0: tensor<2xi32>) -> tensor<2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg0) {comparison_direction = "LE"} |
| %0 = "tf.LessEqual"(%arg0, %arg0) : (tensor<2xi32>, tensor<2xi32>) -> tensor<2xi1> |
| return %0: tensor<2xi1> |
| } |
| |
| // CHECK-LABEL: func @broadcast_less_equal |
| func @broadcast_less_equal(%arg0: tensor<1xi32>, %arg1: tensor<1x2xi32>) -> tensor<1x2xi1> { |
| // CHECK-NEXT: "xla_hlo.compare"(%arg0, %arg1) {broadcast_dimensions = dense<1> : tensor<1xi64>, comparison_direction = "LE"} |
| %0 = "tf.LessEqual"(%arg0, %arg1) : (tensor<1xi32>, tensor<1x2xi32>) -> tensor<1x2xi1> |
| return %0: tensor<1x2xi1> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Concat op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @concat_v2 |
| func @concat_v2(%arg0: tensor<3x3xf32>, %arg1: tensor<3x3xf32>) -> tensor<6x3xf32> { |
| // CHECK: "xla_hlo.concatenate"({{.*}}) {dimension = 0 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>) -> tensor<6x3xf32> |
| %axis = "tf.Const"() { value = dense<0> : tensor<i64> } : () -> tensor<i64> |
| %1 = "tf.ConcatV2"(%arg0, %arg1, %axis) {N = 2 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>, tensor<i64>) -> tensor<6x3xf32> |
| return %1 : tensor<6x3xf32> |
| } |
| |
| // CHECK-LABEL: func @concat_v2_neg_axis |
| func @concat_v2_neg_axis(%arg0: tensor<3x3xf32>, %arg1: tensor<3x3xf32>) -> tensor<6x3xf32> { |
| // CHECK: "xla_hlo.concatenate"({{.*}}) {dimension = 0 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>) -> tensor<6x3xf32> |
| |
| %axis = "tf.Const"() { value = dense<-2> : tensor<i64> } : () -> tensor<i64> |
| %1 = "tf.ConcatV2"(%arg0, %arg1, %axis) {N = 2 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>, tensor<i64>) -> tensor<6x3xf32> |
| return %1 : tensor<6x3xf32> |
| } |
| |
| // CHECK-LABEL: func @concat_v2_1d_axis |
| func @concat_v2_1d_axis(%arg0: tensor<3x3xf32>, %arg1: tensor<3x3xf32>) -> tensor<3x6xf32> { |
| // CHECK: "xla_hlo.concatenate"({{.*}}) {dimension = 1 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>) -> tensor<3x6xf32> |
| |
| %axis = "tf.Const"() { value = dense<[1]> : tensor<1xi64> } : () -> tensor<1xi64> |
| %1 = "tf.ConcatV2"(%arg0, %arg1, %axis) {N = 2 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>, tensor<1xi64>) -> tensor<3x6xf32> |
| return %1 : tensor<3x6xf32> |
| } |
| |
| // CHECK-LABEL: func @concat_v2_non_const_axis |
| func @concat_v2_non_const_axis(%arg0: tensor<3x3xf32>, %arg1: tensor<3x3xf32>, %axis: tensor<i64>) -> tensor<3x6xf32> { |
| // CHECK: "tf.ConcatV2" |
| |
| %1 = "tf.ConcatV2"(%arg0, %arg1, %axis) {N = 2 : i64} : (tensor<3x3xf32>, tensor<3x3xf32>, tensor<i64>) -> tensor<3x6xf32> |
| return %1 : tensor<3x6xf32> |
| } |
| |
| // CHECK-LABEL: func @concat_v2_unranked |
| func @concat_v2_unranked(%arg0: tensor<*xf32>, %arg1: tensor<*xf32>) -> tensor<*xf32> { |
| // CHECK: "tf.ConcatV2" |
| |
| %axis = "tf.Const"() { value = dense<0> : tensor<i64> } : () -> tensor<i64> |
| %1 = "tf.ConcatV2"(%arg0, %arg1, %axis) {N = 2 : i64} : (tensor<*xf32>, tensor<*xf32>, tensor<i64>) -> tensor<*xf32> |
| return %1 : tensor<*xf32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Identity op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @identity |
| func @identity(%arg0: tensor<1xi32>) -> tensor<1xi32> { |
| // CHECK-NEXT: return %arg0 : tensor<1xi32> |
| %0 = "tf.Identity"(%arg0) : (tensor<1xi32>) -> tensor<1xi32> |
| return %0: tensor<1xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Nullary op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: @const |
| func @const() -> tensor<2xi32> { |
| // CHECK-NEXT: "xla_hlo.constant"() {value = dense<0> : tensor<2xi32>} |
| %0 = "tf.Const"() {device = "", name = "", dtype = "tfdtype$DT_INT32", value = dense<0> : tensor<2xi32>} : () -> (tensor<2xi32>) |
| return %0: tensor<2xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Matmul op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: matmul_notranspose |
| func @matmul_notranspose(%arg0: tensor<5x7xf32>, %arg1: tensor<7x11xf32>) -> tensor<5x11xf32> { |
| // CHECK: "xla_hlo.dot"(%arg0, %arg1) |
| %0 = "tf.MatMul"(%arg0, %arg1) {transpose_a = false, transpose_b = false} : (tensor<5x7xf32>, tensor<7x11xf32>) -> tensor<5x11xf32> |
| |
| return %0 : tensor<5x11xf32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // MaxPool op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: maxpool_valid_padding |
| // CHECK-SAME: %[[ARG:.*]]: tensor |
| func @maxpool_valid_padding(%arg0: tensor<2x12x20x7xi32>) -> tensor<2x3x5x7xi32> { |
| // CHECK: %[[INIT:.*]] = "xla_hlo.constant"() {value = dense<-2147483648> : tensor<i32>} |
| // CHECK: "xla_hlo.reduce_window"(%[[ARG]], %[[INIT]]) |
| // CHECK: xla_hlo.max |
| // CHECK: xla_hlo.return |
| // CHECK: {window_dimensions = dense<[1, 2, 2, 1]> : tensor<4xi64>, window_strides = dense<[1, 4, 4, 1]> : tensor<4xi64>} |
| |
| %0 = "tf.MaxPool"(%arg0) {data_format = "NHWC", ksize = [1, 2, 2, 1], padding = "VALID", strides = [1, 4, 4, 1]} : (tensor<2x12x20x7xi32>) -> tensor<2x3x5x7xi32> |
| return %0 : tensor<2x3x5x7xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Pack op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @pack |
| func @pack(%arg0: tensor<2xi32>, %arg1: tensor<2xi32>) -> tensor<2x2xi32> { |
| // CHECK: "xla_hlo.reshape"({{.*}}) : (tensor<2xi32>) -> tensor<1x2xi32> |
| // CHECK: "xla_hlo.reshape"({{.*}}) : (tensor<2xi32>) -> tensor<1x2xi32> |
| // CHECK: "xla_hlo.concatenate"({{.*}}) {dimension = 0 : i64} : (tensor<1x2xi32>, tensor<1x2xi32>) -> tensor<2x2xi32> |
| |
| %0 = "tf.Pack"(%arg0, %arg1) {N = 2 : i64} : (tensor<2xi32>, tensor<2xi32>) -> tensor<2x2xi32> |
| return %0 : tensor<2x2xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Relu op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @relu |
| func @relu(%arg0: tensor<1xi32>) -> tensor<1xi32> { |
| // CHECK-NEXT: %[[ZERO:.*]] = "xla_hlo.constant"() {value = dense<0> : tensor<1xi32>} |
| // CHECK-NEXT: xla_hlo.max %[[ZERO]], %arg0 : tensor<1xi32> |
| %0 = "tf.Relu"(%arg0) : (tensor<1xi32>) -> tensor<1xi32> |
| return %0: tensor<1xi32> |
| } |
| |
| // CHECK-LABEL: func @relu6 |
| func @relu6(%arg0: tensor<1xi32>) -> tensor<1xi32> { |
| // CHECK-NEXT: %[[ZERO:.*]] = "xla_hlo.constant"() {value = dense<0> : tensor<1xi32>} |
| // CHECK-NEXT: %[[SIX:.*]] = "xla_hlo.constant"() {value = dense<6> : tensor<1xi32>} |
| // CHECK-NEXT: "xla_hlo.clamp"(%[[ZERO]], %arg0, %[[SIX]]) : (tensor<1xi32>, tensor<1xi32>, tensor<1xi32>) -> tensor<1xi32> |
| %0 = "tf.Relu6"(%arg0) : (tensor<1xi32>) -> tensor<1xi32> |
| return %0: tensor<1xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Select op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @select |
| func @select(%arg0: tensor<2xi1>, %arg1: tensor<2xi32>, %arg2: tensor<2xi32>) -> tensor<2xi32> { |
| // CHECK-NEXT: "xla_hlo.select"(%arg0, %arg1, %arg2) |
| %0 = "tf.Select"(%arg0, %arg1, %arg2) : (tensor<2xi1>, tensor<2xi32>, tensor<2xi32>) -> tensor<2xi32> |
| return %0: tensor<2xi32> |
| } |
| |
| // CHECK-LABEL: func @select_float |
| func @select_float(%arg0: tensor<2xi1>, %arg1: tensor<2xf32>, %arg2: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK-NEXT: "xla_hlo.select"(%arg0, %arg1, %arg2) |
| %0 = "tf.Select"(%arg0, %arg1, %arg2) : (tensor<2xi1>, tensor<2xf32>, tensor<2xf32>) -> tensor<2xf32> |
| return %0: tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: func @select_multidimensional |
| func @select_multidimensional(%arg0: tensor<3x2xi1>, %arg1: tensor<3x2xi32>, %arg2: tensor<3x2xi32>) -> tensor<3x2xi32> { |
| // CHECK-NEXT: "xla_hlo.select"(%arg0, %arg1, %arg2) |
| %0 = "tf.Select"(%arg0, %arg1, %arg2) : (tensor<3x2xi1>, tensor<3x2xi32>, tensor<3x2xi32>) -> tensor<3x2xi32> |
| return %0: tensor<3x2xi32> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Softmax op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: func @simple_softmax |
| // CHECK-SAME: (%[[ARG0:.*]]: tensor<2x3xf32>) |
| func @simple_softmax(%arg0: tensor<2x3xf32>) -> tensor<2x3xf32> { |
| |
| // Verify reduce op for max computation and its body. |
| // CHECK: %[[NEG_INF:.*]] = "xla_hlo.constant"() {value = dense<0xFF800000> : tensor<f32>} |
| // CHECK: %[[MAX:.*]] = "xla_hlo.reduce"(%[[ARG0]], %[[NEG_INF]]) |
| // CHECK: xla_hlo.max |
| // CHECK: "xla_hlo.return" |
| // CHECK: {dimensions = dense<1> : tensor<1xi64>} : (tensor<2x3xf32>, tensor<f32>) -> tensor<2xf32> |
| |
| // CHECK: %[[SHIFTED_INP:.*]] = "xla_hlo.sub"(%[[ARG0]], %[[MAX]]) {broadcast_dimensions = dense<0> : tensor<1xi64>} |
| // CHECK: %[[EXP:.*]] = "xla_hlo.exp"(%[[SHIFTED_INP]]) |
| // CHECK: %[[CASTED_EXP:.*]] = "xla_hlo.convert"(%[[EXP]]) : (tensor<2x3xf32>) -> tensor<2x3xf32> |
| |
| // Verify reduce op for summation and its body. |
| // CHECK: %[[ZERO:.*]] = "xla_hlo.constant"() {value = dense<0.000000e+00> : tensor<f32>} |
| // CHECK: %[[SUM:.*]] = "xla_hlo.reduce"(%[[CASTED_EXP]], %[[ZERO]]) |
| // CHECK: xla_hlo.add |
| // CHECK: "xla_hlo.return" |
| // CHECK: {dimensions = dense<1> : tensor<1xi64>} |
| // CHECK: %[[CASTED_SUM:.*]] = "xla_hlo.convert"(%[[SUM]]) : (tensor<2xf32>) -> tensor<2xf32> |
| |
| // CHECK: %[[RESULT:.*]] = "xla_hlo.div"(%[[EXP]], %[[CASTED_SUM]]) {broadcast_dimensions = dense<0> : tensor<1xi64>} |
| // return %[[RESULT]] |
| |
| %0 = "tf.Softmax"(%arg0) : (tensor<2x3xf32>) -> tensor<2x3xf32> |
| return %0: tensor<2x3xf32> |
| } |
| |
| // CHECK-LABEL: bf16_softmax |
| func @bf16_softmax(%arg0: tensor<2x3xbf16>) -> tensor<2x3xbf16> { |
| // Verify that conversion to f32 and then back to bf16 are introduced. |
| |
| // CHECK: "xla_hlo.convert"({{.*}}) : (tensor<2x3xbf16>) -> tensor<2x3xf32> |
| // CHECK: "xla_hlo.convert"({{.*}}) : (tensor<2xf32>) -> tensor<2xbf16> |
| |
| %0 = "tf.Softmax"(%arg0) : (tensor<2x3xbf16>) -> tensor<2x3xbf16> |
| return %0: tensor<2x3xbf16> |
| } |
| |
| // CHECK-LABEL: rank4_softmax |
| func @rank4_softmax(%arg0: tensor<2x3x4x5xf16>) -> tensor<2x3x4x5xf16> { |
| // Verify that reduce op dimensions and broadcast dimensions are correct. |
| |
| // CHECK: "xla_hlo.reduce" |
| // CHECK: dimensions = dense<3> |
| |
| // CHECK: "xla_hlo.reduce" |
| // CHECK: dimensions = dense<3> |
| |
| // CHECK: "xla_hlo.div"{{.*}} {broadcast_dimensions = dense<[0, 1, 2]> : tensor<3xi64>} |
| %0 = "tf.Softmax"(%arg0) : (tensor<2x3x4x5xf16>) -> tensor<2x3x4x5xf16> |
| return %0: tensor<2x3x4x5xf16> |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Unary op legalizations. |
| //===----------------------------------------------------------------------===// |
| |
| // CHECK-LABEL: @abs |
| func @abs(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.abs"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Abs"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: @ceil |
| func @ceil(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.ceil"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Ceil"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: @cos |
| func @cos(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.cos"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Cos"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: @exp |
| func @exp(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.exp"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Exp"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: @floor |
| func @floor(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.floor"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Floor"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: @neg |
| func @neg(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.neg"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Neg"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: tanh |
| func @tanh(%arg0: tensor<2xf32>) -> tensor<2xf32> { |
| // CHECK: "xla_hlo.tanh"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| %0 = "tf.Tanh"(%arg0) : (tensor<2xf32>) -> tensor<2xf32> |
| return %0 : tensor<2xf32> |
| } |
| |
| // CHECK-LABEL: reshape |
| func @reshape(%arg0: tensor<2xf32>, %arg1: tensor<2xi32>) -> tensor<1x1xf32> { |
| // CHECK: %0 = "xla_hlo.reshape"(%arg0) : (tensor<2xf32>) -> tensor<1x1xf32> |
| %0 = "tf.Reshape"(%arg0, %arg1) : (tensor<2xf32>, tensor<2xi32>) -> tensor<1x1xf32> |
| return %0 : tensor<1x1xf32> |
| } |
| |
| // CHECK-LABEL: reshape_dynamic |
| func @reshape_dynamic(%arg0: tensor<*xf32>, %arg1: tensor<2xi32>) -> tensor<?x?xf32> { |
| // CHECK: %0 = "tf.Reshape"(%arg0, %arg1) : (tensor<*xf32>, tensor<2xi32>) -> tensor<?x?xf32> |
| %0 = "tf.Reshape"(%arg0, %arg1) : (tensor<*xf32>, tensor<2xi32>) -> tensor<?x?xf32> |
| return %0 : tensor<?x?xf32> |
| } |
| |
| // CHECK-LABEL: squeeze |
| func @squeeze(%arg0: tensor<1x1x10xf32>) -> tensor<1x10xf32> { |
| // CHECK-NEXT: %0 = "xla_hlo.reshape"(%arg0) : (tensor<1x1x10xf32>) -> tensor<1x10xf32> |
| %0 = "tf.Squeeze"(%arg0) : (tensor<1x1x10xf32>) -> tensor<1x10xf32> |
| return %0 : tensor<1x10xf32> |
| } |
| |
| // CHECK-LABEL: squeeze_dynamic |
| func @squeeze_dynamic(%arg0: tensor<?x10xf32>) -> tensor<*xf32> { |
| // CHECK-NEXT: %0 = "tf.Squeeze"(%arg0) : (tensor<?x10xf32>) -> tensor<*xf32> |
| %0 = "tf.Squeeze"(%arg0) : (tensor<?x10xf32>) -> tensor<*xf32> |
| return %0 : tensor<*xf32> |
| } |
| |
| // CHECK-LABEL: expand_dims |
| func @expand_dims(%arg0: tensor<2xf32>, %axis: tensor<i32>) -> tensor<1x2xf32> { |
| // CHECK: "xla_hlo.reshape"{{.*}} : (tensor<2xf32>) -> tensor<1x2xf32> |
| %0 = "tf.ExpandDims"(%arg0, %axis) : (tensor<2xf32>, tensor<i32>) -> tensor<1x2xf32> |
| return %0 : tensor<1x2xf32> |
| } |