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Diffstat (limited to '')
| -rw-r--r-- | third_party/aom/aom_dsp/arm/dot_sve.h | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/third_party/aom/aom_dsp/arm/dot_sve.h b/third_party/aom/aom_dsp/arm/dot_sve.h deleted file mode 100644 index cf49f23606..0000000000 --- a/third_party/aom/aom_dsp/arm/dot_sve.h +++ /dev/null @@ -1,42 +0,0 @@ -/* - * 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_DOT_SVE_H_ -#define AOM_AOM_DSP_ARM_DOT_SVE_H_ - -#include <arm_neon_sve_bridge.h> - -#include "config/aom_dsp_rtcd.h" -#include "config/aom_config.h" - -// Dot product instructions operating on 16-bit input elements are exclusive to -// the SVE instruction set. However, we can access these instructions from a -// predominantly Neon context by making use of the Neon-SVE bridge intrinsics -// to reinterpret Neon vectors as SVE vectors - with the high part of the SVE -// vector (if it's longer than 128 bits) being "don't care". - -// While sub-optimal on machines that have SVE vector length > 128-bit - as the -// remainder of the vector is unused - this approach is still beneficial when -// compared to a Neon-only solution. - -static INLINE uint64x2_t aom_udotq_u16(uint64x2_t acc, uint16x8_t x, - uint16x8_t y) { - return svget_neonq_u64(svdot_u64(svset_neonq_u64(svundef_u64(), acc), - svset_neonq_u16(svundef_u16(), x), - svset_neonq_u16(svundef_u16(), y))); -} - -static INLINE int64x2_t aom_sdotq_s16(int64x2_t acc, int16x8_t x, int16x8_t y) { - return svget_neonq_s64(svdot_s64(svset_neonq_s64(svundef_s64(), acc), - svset_neonq_s16(svundef_s16(), x), - svset_neonq_s16(svundef_s16(), y))); -} - -#endif // AOM_AOM_DSP_ARM_DOT_SVE_H_ |