1 /*
2 * Copyright (c) Meta Platforms, Inc. and affiliates.
3 * All rights reserved.
4 *
5 * This source code is licensed under the BSD-style license found in the
6 * LICENSE file in the root directory of this source tree.
7 */
8
9 #include <executorch/kernels/portable/cpu/util/functional_util.h>
10 #include <executorch/runtime/kernel/kernel_includes.h>
11 #include <executorch/runtime/platform/assert.h>
12
13 namespace torch {
14 namespace executor {
15 namespace native {
16
17 using exec_aten::Tensor;
18
19 Tensor&
logical_not_out(KernelRuntimeContext & ctx,const Tensor & in,Tensor & out)20 logical_not_out(KernelRuntimeContext& ctx, const Tensor& in, Tensor& out) {
21 (void)ctx;
22
23 // Resize for dynamic shape
24 ET_KERNEL_CHECK_MSG(
25 ctx,
26 resize_tensor(out, in.sizes()) == Error::Ok,
27 InvalidArgument,
28 out,
29 "Failed to resize output tensor.");
30
31 ET_KERNEL_CHECK(
32 ctx, tensors_have_same_dim_order(in, out), InvalidArgument, out);
33
34 ET_KERNEL_CHECK(ctx, tensors_have_same_shape(in, out), InvalidArgument, out);
35
36 ET_SWITCH_REAL_TYPES_AND(
37 Bool, in.scalar_type(), ctx, "logical_not.out", CTYPE_IN, [&] {
38 ET_SWITCH_REAL_TYPES_AND(
39 Bool, out.scalar_type(), ctx, "logical_not.out", CTYPE_OUT, [&] {
40 apply_unary_map_fn(
41 [](const CTYPE_IN val_in) {
42 return static_cast<CTYPE_OUT>(!static_cast<bool>(val_in));
43 },
44 in.const_data_ptr<CTYPE_IN>(),
45 out.mutable_data_ptr<CTYPE_OUT>(),
46 in.numel());
47 });
48 });
49
50 return out;
51 }
52
53 } // namespace native
54 } // namespace executor
55 } // namespace torch
56