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https://github.com/FFmpeg/FFmpeg.git
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61 lines
1.9 KiB
ArmAsm
61 lines
1.9 KiB
ArmAsm
/*
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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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lpad 0
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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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lpad 0
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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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