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58 lines
1.8 KiB
58 lines
1.8 KiB
/* |
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* Copyright © 2022 Rémi Denis-Courmont. |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "libavutil/riscv/asm.S" |
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func ff_get_pixels_8_rvi |
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.irp row, 0, 1, 2, 3, 4, 5, 6, 7 |
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ld t0, (a1) |
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add a1, a1, a2 |
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sd zero, ((\row * 16) + 0)(a0) |
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addi t6, t6, -1 |
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sd zero, ((\row * 16) + 8)(a0) |
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srli t1, t0, 8 |
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sb t0, ((\row * 16) + 0)(a0) |
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srli t2, t0, 16 |
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sb t1, ((\row * 16) + 2)(a0) |
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srli t3, t0, 24 |
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sb t2, ((\row * 16) + 4)(a0) |
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srli t4, t0, 32 |
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sb t3, ((\row * 16) + 6)(a0) |
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srli t1, t0, 40 |
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sb t4, ((\row * 16) + 8)(a0) |
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srli t2, t0, 48 |
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sb t1, ((\row * 16) + 10)(a0) |
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srli t3, t0, 56 |
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sb t2, ((\row * 16) + 12)(a0) |
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sb t3, ((\row * 16) + 14)(a0) |
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.endr |
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ret |
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endfunc |
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func ff_get_pixels_16_rvi |
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.irp row, 0, 1, 2, 3, 4, 5, 6, 7 |
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ld t0, 0(a1) |
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ld t1, 8(a1) |
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add a1, a1, a2 |
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sd t0, ((\row * 16) + 0)(a0) |
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sd t1, ((\row * 16) + 8)(a0) |
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.endr |
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ret |
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endfunc
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