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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/aom/av1/common/arm/av1_txfm_neon.c | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/aom/av1/common/arm/av1_txfm_neon.c')
-rw-r--r-- | third_party/aom/av1/common/arm/av1_txfm_neon.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/third_party/aom/av1/common/arm/av1_txfm_neon.c b/third_party/aom/av1/common/arm/av1_txfm_neon.c new file mode 100644 index 0000000000..de3c547248 --- /dev/null +++ b/third_party/aom/av1/common/arm/av1_txfm_neon.c @@ -0,0 +1,28 @@ +/* + * + * Copyright (c) 2018, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ +#include <arm_neon.h> +#include <assert.h> + +#include "aom_ports/mem.h" +#include "av1/common/arm/mem_neon.h" + +void av1_round_shift_array_neon(int32_t *arr, int size, int bit) { + assert(!(size % 4)); + if (!bit) return; + const int32x4_t dup_bits_n_32x4 = vdupq_n_s32((int32_t)(-bit)); + for (int i = 0; i < size; i += 4) { + int32x4_t tmp_q_s32 = vld1q_s32(arr); + tmp_q_s32 = vrshlq_s32(tmp_q_s32, dup_bits_n_32x4); + vst1q_s32(arr, tmp_q_s32); + arr += 4; + } +} |