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(release branch only) Revert "Respect selective build for dtype_specialized_elementwise_fn_impl in elementwise_util (#11975)" #12184

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Merged
merged 1 commit into from
Jul 8, 2025
Merged

(release branch only) Revert "Respect selective build for dtype_specialized_elementwise_fn_impl in elementwise_util (#11975)" #12184

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31 changes: 14 additions & 17 deletions kernels/portable/cpu/util/elementwise_util.h
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Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,6 @@

#include <c10/util/irange.h>
#include <executorch/kernels/portable/cpu/scalar_utils.h>
#include <executorch/kernels/portable/cpu/selective_build.h>
#include <executorch/kernels/portable/cpu/util/broadcast_indexes_range.h>
#include <executorch/kernels/portable/cpu/util/broadcast_util.h>
#include <executorch/kernels/portable/cpu/util/dtype_util.h>
Expand Down Expand Up @@ -319,22 +318,20 @@ inline void apply_elementwise_fn(
}

constexpr auto compute_type = CppTypeToScalarType<CTYPE_COMPUTE>::value;
if constexpr (should_include_kernel_dtype(op_name, compute_type)) {
const bool all_inputs_compute_dtype =
((inputs.first->scalar_type() == compute_type) && ...);

constexpr ScalarType out_specialized_scalar_type =
specialized_output_scalar_type<CTYPE_COMPUTE>(out_dtypes);
if (all_inputs_compute_dtype &&
out.scalar_type() == out_specialized_scalar_type) {
using CTYPE_OUT =
typename ScalarTypeToCppType<out_specialized_scalar_type>::type;
dtype_specialized_elementwise_fn_impl<
CTYPE_COMPUTE,
CTYPE_OUT,
support_noncontiguous_tensors>(compute_fun, ctx, out, inputs...);
return;
}
const bool all_inputs_compute_dtype =
((inputs.first->scalar_type() == compute_type) && ...);

constexpr ScalarType out_specialized_scalar_type =
specialized_output_scalar_type<CTYPE_COMPUTE>(out_dtypes);
if (all_inputs_compute_dtype &&
out.scalar_type() == out_specialized_scalar_type) {
using CTYPE_OUT =
typename ScalarTypeToCppType<out_specialized_scalar_type>::type;
dtype_specialized_elementwise_fn_impl<
CTYPE_COMPUTE,
CTYPE_OUT,
support_noncontiguous_tensors>(compute_fun, ctx, out, inputs...);
return;
}

apply_elementwise_fn_generic_impl<
Expand Down
2 changes: 1 addition & 1 deletion kernels/portable/cpu/util/targets.bzl
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Original file line number Diff line number Diff line change
Expand Up @@ -115,11 +115,11 @@ def define_common_targets():
":vectorized_math",
"//executorch/runtime/core/portable_type/c10/c10:aten_headers_for_executorch",
"//executorch/runtime/kernel:kernel_runtime_context",
"//executorch/kernels/portable/cpu:scalar_utils",
"//executorch/extension/threadpool:threadpool",
"//executorch/kernels/portable/cpu:scalar_utils",
],
deps = [
"//executorch/kernels/portable/cpu:scalar_utils",
"//executorch/runtime/kernel:kernel_includes",
],
visibility = ["//executorch/kernels/portable/cpu/...", "//executorch/kernels/optimized/cpu/...", "@EXECUTORCH_CLIENTS"],
Expand Down
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