third_party/jpeg-xl/lib/jpegli/simd.cc

   1 // Copyright (c) the JPEG XL Project Authors. All rights reserved.
   2 //
   3 // Use of this source code is governed by a BSD-style
   4 // license that can be found in the LICENSE file.
   5
   6 #include "lib/jpegli/simd.h"
   7
   8 #undef HWY_TARGET_INCLUDE
   9 #define HWY_TARGET_INCLUDE "lib/jpegli/simd.cc"
  10 #include <hwy/foreach_target.h>
  11 #include <hwy/highway.h>
  12
  13 HWY_BEFORE_NAMESPACE();
  14 namespace jpegli {
  15 namespace HWY_NAMESPACE {
  16
  17 size_t GetVectorSize() { return HWY_LANES(uint8_t); }
  18
  19 // NOLINTNEXTLINE(google-readability-namespace-comments)
  20 }  // namespace HWY_NAMESPACE
  21 }  // namespace jpegli
  22 HWY_AFTER_NAMESPACE();
  23
  24 #if HWY_ONCE
  25 namespace jpegli {
  26 namespace {
  27
  28 HWY_EXPORT(GetVectorSize);  // Local function.
  29
  30 }  // namespace
  31
  32 size_t VectorSize() {
  33   static size_t bytes = HWY_DYNAMIC_DISPATCH(GetVectorSize)();
  34   return bytes;
  35 }
  36
  37 }  // namespace jpegli
  38 #endif  // HWY_ONCE