| // RUN: mlir-hlo-opt -hlo-legalize-to-memref -func-bufferize -canonicalize %s -split-input-file | FileCheck %s |
| |
| // CHECK-LABEL: func @dynamic_reshape_from_unranked |
| func.func @dynamic_reshape_from_unranked( |
| %operand: tensor<*xf32>, %shape: tensor<1xi32>) -> tensor<?xf32> { |
| %reshaped = "mhlo.dynamic_reshape"(%operand, %shape) |
| : (tensor<*xf32>, tensor<1xi32>) -> tensor<?xf32> |
| func.return %reshaped : tensor<?xf32> |
| } |
| // CHECK-SAME: ([[ARG:%.*]]: memref<*xf32>, [[SHAPE:%.*]]: memref<1xi32>) |
| // CHECK-NEXT: memref.reshape [[ARG]]([[SHAPE]]) |
| // CHECK-SAME: : (memref<*xf32>, memref<1xi32>) -> memref<?xf32> |
| |
| // ----- |
| |
| // CHECK-LABEL: func @dynamic_reshape_to_unranked |
| func.func @dynamic_reshape_to_unranked( |
| %operand: tensor<?xf32>, %shape: tensor<?xi32>) -> tensor<*xf32> { |
| %reshaped = "mhlo.dynamic_reshape"(%operand, %shape) |
| : (tensor<?xf32>, tensor<?xi32>) -> tensor<*xf32> |
| func.return %reshaped : tensor<*xf32> |
| } |
| // CHECK-SAME: ([[ARG:%.*]]: memref<?xf32>, [[SHAPE:%.*]]: memref<?xi32>) |
| // CHECK-NEXT: memref.reshape [[ARG]]([[SHAPE]]) |
| // CHECK-SAME: : (memref<?xf32>, memref<?xi32>) -> memref<*xf32> |
| |
| // ----- |
| |
| // CHECK-LABEL: func @reshape_unranked |
| func.func @reshape_unranked(%operand: tensor<*xf32>) -> tensor<f32> { |
| %reshaped = "mhlo.reshape"(%operand) : (tensor<*xf32>) -> tensor<f32> |
| func.return %reshaped : tensor<f32> |
| } |
| // CHECK-SAME: ([[ARG:%.*]]: memref<*xf32>) |
| // CHECK-NEXT: memref.cast [[ARG]] : memref<*xf32> to memref<f32> |
