reverting sigmoid verifier

Author: sayeddla

mlir/include/mlir/Dialect/Tosa/IR/TosaOps.td

@@ -422,8 +422,6 @@ def Tosa_SigmoidOp : Tosa_ElemWiseUnaryOp<"sigmoid"> {
   let results = (outs
     Tosa_Tensor:$output
   );
-
-  let hasVerifier = 1;
 }
 
 //===----------------------------------------------------------------------===//

mlir/lib/Dialect/Tosa/IR/TosaOps.cpp

@@ -1628,17 +1628,6 @@ LogicalResult WhileOp::inferReturnTypeComponents(
   return success();
 }
 
-LogicalResult SigmoidOp::verify() {
-  auto inputType = llvm::cast<ShapedType>(getInput().getType());
-  auto outputType = llvm::cast<ShapedType>(getOutput().getType());
-  auto result = verifyCompatibleShapes(inputType, outputType);
-  if (result.failed()) {
-    return emitOpError() << "input type " << inputType << " and output type "
-                         << outputType << " are not compatible";
-  }
-  return success();
-}
-
 std::optional<SmallVector<int64_t, 4>> ApplyScaleOp::getShapeForUnroll() {
   if (auto vt = llvm::dyn_cast<VectorType>(getType()))
     return llvm::to_vector<4>(vt.getShape());

mlir/test/Dialect/Tosa/invalid.mlir

@@ -179,14 +179,6 @@ func.func @test_sigmoid_type_mismatch(%arg0: tensor<13x21x3xf32>) -> tensor<13x2
 
 // -----
 
-func.func @test_sigmoid(%arg0: tensor<13x21x3xf32>) -> tensor<13x21x4xf32> {
-  // expected-error@+1 {{'tosa.sigmoid' op input type 'tensor<13x21x3xf32>' and output type 'tensor<13x21x4xf32>' are not compatible}}
-  %0 = "tosa.sigmoid"(%arg0) : (tensor<13x21x3xf32>) -> tensor<13x21x4xf32>
-  return %0 : tensor<13x21x4xf32>
-}
-
-// -----
-
 func.func @test_transpose_non_const(%arg0: tensor<13x21x3xf32>, %arg1: tensor<3xi32>) -> tensor<3x13x21xf32> {
   // expected-error@+1 {{'tosa.transpose' op perms of transpose is not constant}}
   %0 = "tosa.transpose"(%arg0, %arg1) : (tensor<13x21x3xf32>, tensor<3xi32>) -> tensor<3x13x21xf32>