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Diffstat (limited to 'third_party/aom/aom_dsp/arm/reinterpret_neon.h')
-rw-r--r-- | third_party/aom/aom_dsp/arm/reinterpret_neon.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/arm/reinterpret_neon.h b/third_party/aom/aom_dsp/arm/reinterpret_neon.h new file mode 100644 index 0000000000..f9702513ad --- /dev/null +++ b/third_party/aom/aom_dsp/arm/reinterpret_neon.h @@ -0,0 +1,33 @@ +/* + * Copyright (c) 2023, Alliance for Open Media. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef AOM_AOM_DSP_ARM_REINTERPRET_NEON_H_ +#define AOM_AOM_DSP_ARM_REINTERPRET_NEON_H_ + +#include <arm_neon.h> + +#include "aom/aom_integer.h" // For AOM_FORCE_INLINE. +#include "config/aom_config.h" + +#define REINTERPRET_NEON(u, to_sz, to_count, from_sz, from_count, n, q) \ + static AOM_FORCE_INLINE u##int##to_sz##x##to_count##x##n##_t \ + aom_reinterpret##q##_##u##to_sz##_##u##from_sz##_x##n( \ + const u##int##from_sz##x##from_count##x##n##_t src) { \ + u##int##to_sz##x##to_count##x##n##_t ret; \ + for (int i = 0; i < (n); ++i) { \ + ret.val[i] = vreinterpret##q##_##u##to_sz##_##u##from_sz(src.val[i]); \ + } \ + return ret; \ + } + +REINTERPRET_NEON(u, 8, 8, 16, 4, 2, ) // uint8x8x2_t from uint16x4x2_t +REINTERPRET_NEON(u, 8, 16, 16, 8, 2, q) // uint8x16x2_t from uint16x8x2_t + +#endif // AOM_AOM_DSP_ARM_REINTERPRET_NEON_H_ |