88 lines
3.3 KiB
NASM
88 lines
3.3 KiB
NASM
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;*****************************************************************************
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;* x86-optimized functions for transpose filter
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;*
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;* Copyright (C) 2019 Paul B Mahol
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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/x86/x86util.asm"
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SECTION .text
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;------------------------------------------------------------------------------
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; void ff_transpose_8x8(uint8_t *src, ptrdiff_t src_linesize,
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; uint8_t *dst, ptrdiff_t dst_linesize)
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;------------------------------------------------------------------------------
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INIT_XMM sse2
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cglobal transpose_8x8_8, 4,5,8, src, src_linesize, dst, dst_linesize, linesize3
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lea linesize3q, [src_linesizeq * 3]
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movq m0, [srcq + src_linesizeq * 0]
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movq m1, [srcq + src_linesizeq * 1]
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movq m2, [srcq + src_linesizeq * 2]
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movq m3, [srcq + linesize3q]
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lea srcq, [srcq + src_linesizeq * 4]
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movq m4, [srcq + src_linesizeq * 0]
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movq m5, [srcq + src_linesizeq * 1]
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movq m6, [srcq + src_linesizeq * 2]
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movq m7, [srcq + linesize3q]
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TRANSPOSE_8X8B 0, 1, 2, 3, 4, 5, 6, 7
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lea linesize3q, [dst_linesizeq * 3]
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movq [dstq + dst_linesizeq * 0], m0
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movq [dstq + dst_linesizeq * 1], m1
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movq [dstq + dst_linesizeq * 2], m2
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movq [dstq + linesize3q], m3
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lea dstq, [dstq + dst_linesizeq * 4]
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movq [dstq + dst_linesizeq * 0], m4
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movq [dstq + dst_linesizeq * 1], m5
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movq [dstq + dst_linesizeq * 2], m6
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movq [dstq + linesize3q], m7
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RET
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cglobal transpose_8x8_16, 4,5,9, ARCH_X86_32 * 32, src, src_linesize, dst, dst_linesize, linesize3
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lea linesize3q, [src_linesizeq * 3]
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movu m0, [srcq + src_linesizeq * 0]
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movu m1, [srcq + src_linesizeq * 1]
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movu m2, [srcq + src_linesizeq * 2]
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movu m3, [srcq + linesize3q]
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lea srcq, [srcq + src_linesizeq * 4]
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movu m4, [srcq + src_linesizeq * 0]
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movu m5, [srcq + src_linesizeq * 1]
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movu m6, [srcq + src_linesizeq * 2]
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movu m7, [srcq + linesize3q]
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%if ARCH_X86_64
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TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8
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%else
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TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, [rsp], [rsp + 16]
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%endif
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lea linesize3q, [dst_linesizeq * 3]
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movu [dstq + dst_linesizeq * 0], m0
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movu [dstq + dst_linesizeq * 1], m1
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movu [dstq + dst_linesizeq * 2], m2
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movu [dstq + linesize3q], m3
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lea dstq, [dstq + dst_linesizeq * 4]
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movu [dstq + dst_linesizeq * 0], m4
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movu [dstq + dst_linesizeq * 1], m5
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movu [dstq + dst_linesizeq * 2], m6
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movu [dstq + linesize3q], m7
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RET
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