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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:44:51 +0000 |
commit | 9e3c08db40b8916968b9f30096c7be3f00ce9647 (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /third_party/highway/hwy/per_target.cc | |
parent | Initial commit. (diff) | |
download | thunderbird-9e3c08db40b8916968b9f30096c7be3f00ce9647.tar.xz thunderbird-9e3c08db40b8916968b9f30096c7be3f00ce9647.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/highway/hwy/per_target.cc')
-rw-r--r-- | third_party/highway/hwy/per_target.cc | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/third_party/highway/hwy/per_target.cc b/third_party/highway/hwy/per_target.cc new file mode 100644 index 0000000000..4cbf152328 --- /dev/null +++ b/third_party/highway/hwy/per_target.cc @@ -0,0 +1,50 @@ +// Copyright 2022 Google LLC +// SPDX-License-Identifier: Apache-2.0 +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +#include "hwy/per_target.h" + +#undef HWY_TARGET_INCLUDE +#define HWY_TARGET_INCLUDE "hwy/per_target.cc" +#include "hwy/foreach_target.h" // IWYU pragma: keep +#include "hwy/highway.h" + +HWY_BEFORE_NAMESPACE(); +namespace hwy { +namespace HWY_NAMESPACE { +// On SVE, Lanes rounds down to a power of two, but we want to know the actual +// size here. Otherwise, hypothetical SVE with 48 bytes would round down to 32 +// and we'd enable HWY_SVE_256, and then fail reverse_test because Reverse on +// HWY_SVE_256 requires the actual vector to be a power of two. +#if HWY_TARGET == HWY_SVE || HWY_TARGET == HWY_SVE2 || HWY_TARGET == HWY_SVE_256 +size_t GetVectorBytes() { return detail::AllHardwareLanes(hwy::SizeTag<1>()); } +#else +size_t GetVectorBytes() { return Lanes(ScalableTag<uint8_t>()); } +#endif +// NOLINTNEXTLINE(google-readability-namespace-comments) +} // namespace HWY_NAMESPACE + +} // namespace hwy +HWY_AFTER_NAMESPACE(); + +#if HWY_ONCE +namespace hwy { +namespace { +HWY_EXPORT(GetVectorBytes); // Local function. +} // namespace + +size_t VectorBytes() { return HWY_DYNAMIC_DISPATCH(GetVectorBytes)(); } + +} // namespace hwy +#endif // HWY_ONCE |