| // RUN: tf-opt %s --xla-legalize-tf | mlir-hlo-opt --transform-unranked-hlo | kernel-gen-opt -allow-unregistered-dialect --shape-to-descriptors --canonicalize --bufferize | FileCheck %s |
| |
| // Test whether all shape computations required for tanh can be lowered to |
| // the standard dialect, scf and descriptors. We check for a sparse pattern here, |
| // as each lowering pattern is already tested and we just care for the |
| // integration. |
| // TODO: Expand this pattern once things have stabilized. |
| // CHECK-LABEL: @tanh |
| func @tanh(%arg0: tensor<*xf32>) -> tensor<*xf32> { |
| // CHECK: alloca |
| // CHECK: scf.parallel |
| // CHECK-NOT: tensor_load |
| // CHECK: scf.for |
| // CHECK-NOT: tensor_from_elements |
| // CHECK: mhlo.reshape_memref_cast |
| // CHECK: lmhlo.tanh |
| // CHECK: mhlo.reshape_memref_cast |
| %0 = "tf.Tanh"(%arg0) { } : (tensor<*xf32>) -> tensor<*xf32> |
| return %0 : tensor<*xf32> |
| } |
