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/scalar_utils.h>
10 #include <executorch/kernels/portable/cpu/util/broadcast_util.h>
11 #include <executorch/kernels/portable/cpu/util/kernel_ops_util.h>
12 #include <executorch/runtime/kernel/kernel_includes.h>
13
14 namespace torch {
15 namespace executor {
16 namespace native {
17
18 using Tensor = exec_aten::Tensor;
19 using ScalarType = exec_aten::ScalarType;
20 using Scalar = exec_aten::Scalar;
21
masked_fill_scalar_out(KernelRuntimeContext & ctx,const Tensor & in,const Tensor & mask,const Scalar & value,Tensor & out)22 Tensor& masked_fill_scalar_out(
23 KernelRuntimeContext& ctx,
24 const Tensor& in,
25 const Tensor& mask,
26 const Scalar& value,
27 Tensor& out) {
28 (void)ctx;
29
30 ET_KERNEL_CHECK(
31 ctx, check_masked_fill_args(in, mask, value, out), InvalidArgument, out);
32
33 ScalarType in_type = in.scalar_type();
34 ScalarType val_type = utils::get_scalar_dtype(value);
35
36 ET_KERNEL_CHECK(
37 ctx,
38 resize_to_broadcast_target_size(in, mask, out) == Error::Ok,
39 InvalidArgument,
40 out);
41
42 ET_KERNEL_CHECK(
43 ctx, tensors_have_same_dim_order(in, mask, out), InvalidArgument, out);
44
45 ET_SWITCH_REAL_TYPES_AND(
46 Bool, in_type, ctx, "masked_fill.Scalar_out", CTYPE, [&]() {
47 ET_SWITCH_REAL_TYPES_AND(
48 Bool, val_type, ctx, "masked_fill.Scalar_out", CTYPE_VAL, [&]() {
49 CTYPE_VAL value_v;
50 utils::extract_scalar(value, &value_v);
51 CTYPE val = static_cast<CTYPE>(value_v);
52
53 apply_binary_elementwise_fn<CTYPE, bool, CTYPE>(
54 [val](const CTYPE val_in, const bool val_mask) {
55 return val_mask ? val : val_in;
56 },
57 in,
58 mask,
59 out);
60 });
61 });
62
63 return out;
64 }
65
66 } // namespace native
67 } // namespace executor
68 } // namespace torch
69