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// Copyright (c) the JPEG XL Project Authors. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "lib/jxl/simd_util.h"
#include <cstddef>
#undef HWY_TARGET_INCLUDE
#define HWY_TARGET_INCLUDE "lib/jxl/simd_util.cc"
#include <hwy/foreach_target.h>
#include <hwy/highway.h>
HWY_BEFORE_NAMESPACE();
namespace jxl {
namespace HWY_NAMESPACE {
size_t MaxVectorSize() {
HWY_FULL(float) df;
return Lanes(df) * sizeof(float);
}
// NOLINTNEXTLINE(google-readability-namespace-comments)
} // namespace HWY_NAMESPACE
} // namespace jxl
HWY_AFTER_NAMESPACE();
#if HWY_ONCE
namespace jxl {
HWY_EXPORT(MaxVectorSize);
size_t MaxVectorSize() {
// Ideally HWY framework should provide us this value.
// Less than ideal is to check all available targets and choose maximal.
// As for now, we just ask current active target, assuming it won't change.
return HWY_DYNAMIC_DISPATCH(MaxVectorSize)();
}
} // namespace jxl
#endif