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![James Almer](/assets/img/avatar_default.png)
if taken from stack, they may have garbage in the upper bits otherwise. Also, there are only 8 arguments, so don't attempt to load 11. Fixes SIGSEV crashes in some targets. Reviewed-by: durandal_1707 Signed-off-by: James Almer <jamrial@gmail.com>
698 lines
14 KiB
NASM
698 lines
14 KiB
NASM
;******************************************************************************
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;* x86-optimized functions for the CFHD decoder
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;* Copyright (c) 2020 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_RODATA
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factor_p1_n1: dw 1, -1, 1, -1, 1, -1, 1, -1,
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factor_n1_p1: dw -1, 1, -1, 1, -1, 1, -1, 1,
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factor_p11_n4: dw 11, -4, 11, -4, 11, -4, 11, -4,
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factor_p5_p4: dw 5, 4, 5, 4, 5, 4, 5, 4,
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pd_4: times 4 dd 4
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pw_1: times 8 dw 1
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pw_0: times 8 dw 0
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pw_1023: times 8 dw 1023
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pw_4095: times 8 dw 4095
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SECTION .text
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%macro CFHD_HORIZ_FILTER 1
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%if %1 == 1023
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cglobal cfhd_horiz_filter_clip10, 5, 6, 8 + 4 * ARCH_X86_64, output, low, high, width, x, temp
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shl widthd, 1
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%define ostrideq widthq
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%define lwidthq widthq
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%define hwidthq widthq
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%elif %1 == 4095
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cglobal cfhd_horiz_filter_clip12, 5, 6, 8 + 4 * ARCH_X86_64, output, low, high, width, x, temp
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shl widthd, 1
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%define ostrideq widthq
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%define lwidthq widthq
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%define hwidthq widthq
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%else
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%if ARCH_X86_64
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cglobal cfhd_horiz_filter, 8, 11, 12, output, ostride, low, lwidth, high, hwidth, width, height, x, y, temp
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shl ostrided, 1
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shl lwidthd, 1
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shl hwidthd, 1
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shl widthd, 1
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mov yd, heightd
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neg yq
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%else
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cglobal cfhd_horiz_filter, 7, 7, 8, output, x, low, y, high, temp, width, height
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shl xd, 1
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shl yd, 1
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shl tempd, 1
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shl widthd, 1
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mov xmp, xq
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mov ymp, yq
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mov tempmp, tempq
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mov yd, r7m
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neg yq
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%define ostrideq xm
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%define lwidthq ym
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%define hwidthq tempm
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%endif
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%endif
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%if ARCH_X86_64
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mova m8, [factor_p1_n1]
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mova m9, [factor_n1_p1]
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mova m10, [pw_1]
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mova m11, [pd_4]
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%endif
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%if %1 == 0
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.looph:
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%endif
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movsx xq, word [lowq]
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imul xq, 11
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movsx tempq, word [lowq + 2]
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imul tempq, -4
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add tempq, xq
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movsx xq, word [lowq + 4]
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add tempq, xq
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add tempq, 4
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sar tempq, 3
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movsx xq, word [highq]
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add tempq, xq
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sar tempq, 1
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%if %1
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movd xm0, tempd
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CLIPW m0, [pw_0], [pw_%1]
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pextrw tempd, xm0, 0
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%endif
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mov word [outputq], tempw
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movsx xq, word [lowq]
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imul xq, 5
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movsx tempq, word [lowq + 2]
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imul tempq, 4
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add tempq, xq
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movsx xq, word [lowq + 4]
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sub tempq, xq
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add tempq, 4
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sar tempq, 3
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movsx xq, word [highq]
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sub tempq, xq
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sar tempq, 1
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%if %1
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movd xm0, tempd
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CLIPW m0, [pw_0], [pw_%1]
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pextrw tempd, xm0, 0
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%endif
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mov word [outputq + 2], tempw
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mov xq, 0
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.loop:
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movu m4, [lowq + xq]
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movu m1, [lowq + xq + 4]
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mova m5, m4
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punpcklwd m4, m1
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punpckhwd m5, m1
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mova m6, m4
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mova m7, m5
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%if ARCH_X86_64
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pmaddwd m4, m8
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pmaddwd m5, m8
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pmaddwd m6, m9
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pmaddwd m7, m9
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paddd m4, m11
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paddd m5, m11
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paddd m6, m11
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paddd m7, m11
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%else
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pmaddwd m4, [factor_p1_n1]
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pmaddwd m5, [factor_p1_n1]
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pmaddwd m6, [factor_n1_p1]
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pmaddwd m7, [factor_n1_p1]
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paddd m4, [pd_4]
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paddd m5, [pd_4]
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paddd m6, [pd_4]
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paddd m7, [pd_4]
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%endif
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psrad m4, 3
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psrad m5, 3
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psrad m6, 3
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psrad m7, 3
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movu m2, [lowq + xq + 2]
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movu m3, [highq + xq + 2]
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mova m0, m2
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punpcklwd m2, m3
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punpckhwd m0, m3
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mova m1, m2
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mova m3, m0
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%if ARCH_X86_64
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pmaddwd m2, m10
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pmaddwd m0, m10
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pmaddwd m1, m8
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pmaddwd m3, m8
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%else
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pmaddwd m2, [pw_1]
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pmaddwd m0, [pw_1]
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pmaddwd m1, [factor_p1_n1]
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pmaddwd m3, [factor_p1_n1]
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%endif
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paddd m2, m4
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paddd m0, m5
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paddd m1, m6
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paddd m3, m7
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psrad m2, 1
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psrad m0, 1
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psrad m1, 1
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psrad m3, 1
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packssdw m2, m0
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packssdw m1, m3
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mova m0, m2
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punpcklwd m2, m1
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punpckhwd m0, m1
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%if %1
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CLIPW m2, [pw_0], [pw_%1]
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CLIPW m0, [pw_0], [pw_%1]
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%endif
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movu [outputq + xq * 2 + 4], m2
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movu [outputq + xq * 2 + mmsize + 4], m0
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add xq, mmsize
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cmp xq, widthq
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jl .loop
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add lowq, widthq
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add highq, widthq
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add outputq, widthq
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add outputq, widthq
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movsx xq, word [lowq - 2]
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imul xq, 5
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movsx tempq, word [lowq - 4]
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imul tempq, 4
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add tempq, xq
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movsx xq, word [lowq - 6]
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sub tempq, xq
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add tempq, 4
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sar tempq, 3
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movsx xq, word [highq - 2]
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add tempq, xq
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sar tempq, 1
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%if %1
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movd xm0, tempd
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CLIPW m0, [pw_0], [pw_%1]
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pextrw tempd, xm0, 0
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%endif
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mov word [outputq - 4], tempw
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movsx xq, word [lowq - 2]
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imul xq, 11
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movsx tempq, word [lowq - 4]
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imul tempq, -4
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add tempq, xq
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movsx xq, word [lowq - 6]
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add tempq, xq
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add tempq, 4
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sar tempq, 3
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movsx xq, word [highq - 2]
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sub tempq, xq
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sar tempq, 1
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%if %1
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movd xm0, tempd
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CLIPW m0, [pw_0], [pw_%1]
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pextrw tempd, xm0, 0
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%endif
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mov word [outputq - 2], tempw
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%if %1 == 0
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sub lowq, widthq
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sub highq, widthq
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sub outputq, widthq
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sub outputq, widthq
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add lowq, lwidthq
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add highq, hwidthq
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add outputq, ostrideq
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add outputq, ostrideq
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add yq, 1
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jl .looph
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%endif
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RET
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%endmacro
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INIT_XMM sse2
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CFHD_HORIZ_FILTER 0
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INIT_XMM sse2
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CFHD_HORIZ_FILTER 1023
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INIT_XMM sse2
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CFHD_HORIZ_FILTER 4095
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INIT_XMM sse2
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%if ARCH_X86_64
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cglobal cfhd_vert_filter, 8, 11, 14, output, ostride, low, lwidth, high, hwidth, width, height, x, y, pos
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shl ostrided, 1
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shl lwidthd, 1
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shl hwidthd, 1
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shl widthd, 1
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dec heightd
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mova m8, [factor_p1_n1]
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mova m9, [factor_n1_p1]
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mova m10, [pw_1]
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mova m11, [pd_4]
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mova m12, [factor_p11_n4]
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mova m13, [factor_p5_p4]
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%else
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cglobal cfhd_vert_filter, 7, 7, 8, output, x, low, y, high, pos, width, height
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shl xd, 1
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shl yd, 1
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shl posd, 1
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shl widthd, 1
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mov xmp, xq
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mov ymp, yq
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mov posmp, posq
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mov xq, r7m
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dec xq
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mov widthmp, xq
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%define ostrideq xm
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%define lwidthq ym
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%define hwidthq posm
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%define heightq widthm
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%endif
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xor xq, xq
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.loopw:
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xor yq, yq
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mov posq, xq
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movu m0, [lowq + posq]
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add posq, lwidthq
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movu m1, [lowq + posq]
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mova m2, m0
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punpcklwd m0, m1
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punpckhwd m2, m1
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%if ARCH_X86_64
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pmaddwd m0, m12
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pmaddwd m2, m12
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%else
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pmaddwd m0, [factor_p11_n4]
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pmaddwd m2, [factor_p11_n4]
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%endif
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pxor m4, m4
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add posq, lwidthq
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movu m1, [lowq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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psrad m4, 16
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psrad m3, 16
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paddd m0, m4
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paddd m2, m3
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paddd m0, [pd_4]
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paddd m2, [pd_4]
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psrad m0, 3
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psrad m2, 3
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mov posq, xq
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pxor m4, m4
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movu m1, [highq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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psrad m4, 16
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psrad m3, 16
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paddd m0, m4
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paddd m2, m3
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psrad m0, 1
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psrad m2, 1
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packssdw m0, m2
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movu [outputq + posq], m0
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movu m0, [lowq + posq]
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add posq, lwidthq
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movu m1, [lowq + posq]
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mova m2, m0
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punpcklwd m0, m1
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punpckhwd m2, m1
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%if ARCH_X86_64
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pmaddwd m0, m13
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pmaddwd m2, m13
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%else
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pmaddwd m0, [factor_p5_p4]
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pmaddwd m2, [factor_p5_p4]
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%endif
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pxor m4, m4
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add posq, lwidthq
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movu m1, [lowq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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psrad m4, 16
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psrad m3, 16
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psubd m0, m4
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psubd m2, m3
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paddd m0, [pd_4]
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paddd m2, [pd_4]
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psrad m0, 3
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psrad m2, 3
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mov posq, xq
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pxor m4, m4
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movu m1, [highq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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psrad m4, 16
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psrad m3, 16
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psubd m0, m4
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psubd m2, m3
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psrad m0, 1
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psrad m2, 1
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packssdw m0, m2
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add posq, ostrideq
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movu [outputq + posq], m0
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add yq, 1
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.looph:
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mov posq, lwidthq
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imul posq, yq
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sub posq, lwidthq
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add posq, xq
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movu m4, [lowq + posq]
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add posq, lwidthq
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add posq, lwidthq
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movu m1, [lowq + posq]
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mova m5, m4
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punpcklwd m4, m1
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punpckhwd m5, m1
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mova m6, m4
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mova m7, m5
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%if ARCH_X86_64
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pmaddwd m4, m8
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pmaddwd m5, m8
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pmaddwd m6, m9
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pmaddwd m7, m9
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paddd m4, m11
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paddd m5, m11
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paddd m6, m11
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paddd m7, m11
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%else
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pmaddwd m4, [factor_p1_n1]
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pmaddwd m5, [factor_p1_n1]
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pmaddwd m6, [factor_n1_p1]
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pmaddwd m7, [factor_n1_p1]
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paddd m4, [pd_4]
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paddd m5, [pd_4]
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paddd m6, [pd_4]
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paddd m7, [pd_4]
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%endif
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psrad m4, 3
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psrad m5, 3
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psrad m6, 3
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psrad m7, 3
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sub posq, lwidthq
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movu m0, [lowq + posq]
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mov posq, hwidthq
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imul posq, yq
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add posq, xq
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movu m1, [highq + posq]
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mova m2, m0
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punpcklwd m0, m1
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punpckhwd m2, m1
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mova m1, m0
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mova m3, m2
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%if ARCH_X86_64
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pmaddwd m0, m10
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pmaddwd m2, m10
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pmaddwd m1, m8
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pmaddwd m3, m8
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%else
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pmaddwd m0, [pw_1]
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pmaddwd m2, [pw_1]
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pmaddwd m1, [factor_p1_n1]
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pmaddwd m3, [factor_p1_n1]
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%endif
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paddd m0, m4
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paddd m2, m5
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paddd m1, m6
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paddd m3, m7
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psrad m0, 1
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psrad m2, 1
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psrad m1, 1
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psrad m3, 1
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packssdw m0, m2
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packssdw m1, m3
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mov posq, ostrideq
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imul posq, 2
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imul posq, yq
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add posq, xq
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movu [outputq + posq], m0
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add posq, ostrideq
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movu [outputq + posq], m1
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add yq, 1
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cmp yq, heightq
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jl .looph
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mov posq, lwidthq
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imul posq, yq
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add posq, xq
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movu m0, [lowq + posq]
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sub posq, lwidthq
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movu m1, [lowq + posq]
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mova m2, m0
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punpcklwd m0, m1
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punpckhwd m2, m1
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%if ARCH_X86_64
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pmaddwd m0, m13
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pmaddwd m2, m13
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%else
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pmaddwd m0, [factor_p5_p4]
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pmaddwd m2, [factor_p5_p4]
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%endif
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pxor m4, m4
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sub posq, lwidthq
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movu m1, [lowq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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psrad m4, 16
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psrad m3, 16
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psubd m0, m4
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psubd m2, m3
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%if ARCH_X86_64
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paddd m0, m11
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paddd m2, m11
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%else
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paddd m0, [pd_4]
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paddd m2, [pd_4]
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%endif
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psrad m0, 3
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psrad m2, 3
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|
|
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mov posq, hwidthq
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imul posq, yq
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add posq, xq
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pxor m4, m4
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movu m1, [highq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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psrad m4, 16
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psrad m3, 16
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|
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paddd m0, m4
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paddd m2, m3
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|
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psrad m0, 1
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psrad m2, 1
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|
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packssdw m0, m2
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mov posq, ostrideq
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imul posq, 2
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imul posq, yq
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add posq, xq
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movu [outputq + posq], m0
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|
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mov posq, lwidthq
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imul posq, yq
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add posq, xq
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movu m0, [lowq + posq]
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sub posq, lwidthq
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movu m1, [lowq + posq]
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mova m2, m0
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punpcklwd m0, m1
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punpckhwd m2, m1
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|
|
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%if ARCH_X86_64
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pmaddwd m0, m12
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pmaddwd m2, m12
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%else
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pmaddwd m0, [factor_p11_n4]
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pmaddwd m2, [factor_p11_n4]
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%endif
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pxor m4, m4
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sub posq, lwidthq
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movu m1, [lowq + posq]
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mova m3, m4
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punpcklwd m4, m1
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punpckhwd m3, m1
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|
|
|
psrad m4, 16
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|
psrad m3, 16
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|
|
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paddd m0, m4
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paddd m2, m3
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|
|
|
%if ARCH_X86_64
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paddd m0, m11
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|
paddd m2, m11
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|
%else
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|
paddd m0, [pd_4]
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|
paddd m2, [pd_4]
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|
%endif
|
|
|
|
psrad m0, 3
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psrad m2, 3
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|
|
|
mov posq, hwidthq
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imul posq, yq
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|
add posq, xq
|
|
pxor m4, m4
|
|
movu m1, [highq + posq]
|
|
mova m3, m4
|
|
punpcklwd m4, m1
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|
punpckhwd m3, m1
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|
|
|
psrad m4, 16
|
|
psrad m3, 16
|
|
|
|
psubd m0, m4
|
|
psubd m2, m3
|
|
|
|
psrad m0, 1
|
|
psrad m2, 1
|
|
|
|
packssdw m0, m2
|
|
|
|
mov posq, ostrideq
|
|
imul posq, 2
|
|
imul posq, yq
|
|
add posq, ostrideq
|
|
add posq, xq
|
|
movu [outputq + posq], m0
|
|
|
|
add xq, mmsize
|
|
cmp xq, widthq
|
|
jl .loopw
|
|
RET
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