| // RUN: mlir-opt %s -split-input-file -pass-pipeline='builtin.func(canonicalize)' | FileCheck %s |
| |
| // ----- |
| // CHECK-LABEL: redundant_scast |
| func @redundant_scast() -> tensor<4xi8> { |
| // CHECK-NEXT: arith.constant dense<10> : tensor<4xi8> |
| // CHECK-NEXT: return |
| %cst = arith.constant dense<5> : tensor<4xi8> |
| %1 = "quant.scast"(%cst) : (tensor<4xi8>) -> tensor<4x!quant.uniform<u8:f32, 7.812500e-03:128>> |
| %2 = "quant.scast"(%1) : (tensor<4x!quant.uniform<u8:f32, 7.812500e-03:128>>) -> tensor<4xi8> |
| %3 = arith.addi %2, %2 : tensor<4xi8> |
| return %3 : tensor<4xi8> |
| } |
| |
| // ----- |
| // CHECK-LABEL: non_redundant_scast |
| func @non_redundant_scast() -> tensor<4x!quant.uniform<u8:f32, 7.812500e-03:128>> { |
| // CHECK-NEXT: arith.constant dense<5> : tensor<4xi8> |
| // CHECK-NEXT: scast |
| // CHECK-NEXT: return |
| %cst = arith.constant dense<5> : tensor<4xi8> |
| %1 = "quant.scast"(%cst) : (tensor<4xi8>) -> tensor<4x!quant.uniform<u8:f32, 7.812500e-03:128>> |
| return %1 : tensor<4x!quant.uniform<u8:f32, 7.812500e-03:128>> |
| } |
