mirror of https://git.ffmpeg.org/ffmpeg.git
278 lines
8.7 KiB
NASM
278 lines
8.7 KiB
NASM
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;******************************************************************************
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;* VP9 SIMD optimizations
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;*
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;* Copyright (c) 2013 Ronald S. Bultje <rsbultje gmail com>
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;*
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;* This file is part of Libav.
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;*
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;* Libav 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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;* Libav 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 Libav; 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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; FIXME share with vp8dsp.asm
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pw_256: times 8 dw 256
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%macro F8_TAPS 8
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times 8 db %1, %2
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times 8 db %3, %4
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times 8 db %5, %6
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times 8 db %7, %8
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%endmacro
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; int8_t ff_filters_ssse3[3][15][4][16]
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const filters_ssse3 ; smooth
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F8_TAPS -3, -1, 32, 64, 38, 1, -3, 0
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F8_TAPS -2, -2, 29, 63, 41, 2, -3, 0
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F8_TAPS -2, -2, 26, 63, 43, 4, -4, 0
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F8_TAPS -2, -3, 24, 62, 46, 5, -4, 0
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F8_TAPS -2, -3, 21, 60, 49, 7, -4, 0
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F8_TAPS -1, -4, 18, 59, 51, 9, -4, 0
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F8_TAPS -1, -4, 16, 57, 53, 12, -4, -1
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F8_TAPS -1, -4, 14, 55, 55, 14, -4, -1
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F8_TAPS -1, -4, 12, 53, 57, 16, -4, -1
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F8_TAPS 0, -4, 9, 51, 59, 18, -4, -1
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F8_TAPS 0, -4, 7, 49, 60, 21, -3, -2
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F8_TAPS 0, -4, 5, 46, 62, 24, -3, -2
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F8_TAPS 0, -4, 4, 43, 63, 26, -2, -2
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F8_TAPS 0, -3, 2, 41, 63, 29, -2, -2
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F8_TAPS 0, -3, 1, 38, 64, 32, -1, -3
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; regular
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F8_TAPS 0, 1, -5, 126, 8, -3, 1, 0
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F8_TAPS -1, 3, -10, 122, 18, -6, 2, 0
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F8_TAPS -1, 4, -13, 118, 27, -9, 3, -1
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F8_TAPS -1, 4, -16, 112, 37, -11, 4, -1
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F8_TAPS -1, 5, -18, 105, 48, -14, 4, -1
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F8_TAPS -1, 5, -19, 97, 58, -16, 5, -1
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F8_TAPS -1, 6, -19, 88, 68, -18, 5, -1
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F8_TAPS -1, 6, -19, 78, 78, -19, 6, -1
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F8_TAPS -1, 5, -18, 68, 88, -19, 6, -1
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F8_TAPS -1, 5, -16, 58, 97, -19, 5, -1
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F8_TAPS -1, 4, -14, 48, 105, -18, 5, -1
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F8_TAPS -1, 4, -11, 37, 112, -16, 4, -1
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F8_TAPS -1, 3, -9, 27, 118, -13, 4, -1
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F8_TAPS 0, 2, -6, 18, 122, -10, 3, -1
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F8_TAPS 0, 1, -3, 8, 126, -5, 1, 0
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; sharp
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F8_TAPS -1, 3, -7, 127, 8, -3, 1, 0
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F8_TAPS -2, 5, -13, 125, 17, -6, 3, -1
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F8_TAPS -3, 7, -17, 121, 27, -10, 5, -2
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F8_TAPS -4, 9, -20, 115, 37, -13, 6, -2
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F8_TAPS -4, 10, -23, 108, 48, -16, 8, -3
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F8_TAPS -4, 10, -24, 100, 59, -19, 9, -3
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F8_TAPS -4, 11, -24, 90, 70, -21, 10, -4
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F8_TAPS -4, 11, -23, 80, 80, -23, 11, -4
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F8_TAPS -4, 10, -21, 70, 90, -24, 11, -4
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F8_TAPS -3, 9, -19, 59, 100, -24, 10, -4
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F8_TAPS -3, 8, -16, 48, 108, -23, 10, -4
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F8_TAPS -2, 6, -13, 37, 115, -20, 9, -4
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F8_TAPS -2, 5, -10, 27, 121, -17, 7, -3
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F8_TAPS -1, 3, -6, 17, 125, -13, 5, -2
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F8_TAPS 0, 1, -3, 8, 127, -7, 3, -1
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SECTION .text
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%macro filter_h_fn 1
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%assign %%px mmsize/2
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cglobal %1_8tap_1d_h_ %+ %%px, 6, 6, 11, dst, src, dstride, sstride, h, filtery
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mova m6, [pw_256]
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mova m7, [filteryq+ 0]
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%if ARCH_X86_64 && mmsize > 8
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mova m8, [filteryq+16]
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mova m9, [filteryq+32]
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mova m10, [filteryq+48]
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%endif
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.loop:
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movh m0, [srcq-3]
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movh m1, [srcq-2]
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movh m2, [srcq-1]
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movh m3, [srcq+0]
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movh m4, [srcq+1]
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movh m5, [srcq+2]
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punpcklbw m0, m1
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punpcklbw m2, m3
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movh m1, [srcq+3]
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movh m3, [srcq+4]
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add srcq, sstrideq
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punpcklbw m4, m5
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punpcklbw m1, m3
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pmaddubsw m0, m7
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%if ARCH_X86_64 && mmsize > 8
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pmaddubsw m2, m8
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pmaddubsw m4, m9
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pmaddubsw m1, m10
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%else
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pmaddubsw m2, [filteryq+16]
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pmaddubsw m4, [filteryq+32]
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pmaddubsw m1, [filteryq+48]
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%endif
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paddw m0, m2
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paddw m4, m1
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paddsw m0, m4
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pmulhrsw m0, m6
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%ifidn %1, avg
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movh m1, [dstq]
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%endif
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packuswb m0, m0
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%ifidn %1, avg
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pavgb m0, m1
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%endif
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movh [dstq], m0
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add dstq, dstrideq
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dec hd
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jg .loop
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RET
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%endmacro
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INIT_MMX ssse3
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filter_h_fn put
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filter_h_fn avg
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INIT_XMM ssse3
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filter_h_fn put
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filter_h_fn avg
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%macro filter_v_fn 1
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%assign %%px mmsize/2
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%if ARCH_X86_64
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cglobal %1_8tap_1d_v_ %+ %%px, 6, 8, 11, dst, src, dstride, sstride, h, filtery, src4, sstride3
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%else
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cglobal %1_8tap_1d_v_ %+ %%px, 4, 7, 11, dst, src, dstride, sstride, filtery, src4, sstride3
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mov filteryq, r5mp
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%define hd r4mp
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%endif
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sub srcq, sstrideq
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lea sstride3q, [sstrideq*3]
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sub srcq, sstrideq
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mova m6, [pw_256]
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sub srcq, sstrideq
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mova m7, [filteryq+ 0]
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lea src4q, [srcq+sstrideq*4]
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%if ARCH_X86_64 && mmsize > 8
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mova m8, [filteryq+16]
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mova m9, [filteryq+32]
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mova m10, [filteryq+48]
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%endif
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.loop:
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; FIXME maybe reuse loads from previous rows, or just more generally
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; unroll this to prevent multiple loads of the same data?
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movh m0, [srcq]
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movh m1, [srcq+sstrideq]
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movh m2, [srcq+sstrideq*2]
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movh m3, [srcq+sstride3q]
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movh m4, [src4q]
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movh m5, [src4q+sstrideq]
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punpcklbw m0, m1
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punpcklbw m2, m3
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movh m1, [src4q+sstrideq*2]
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movh m3, [src4q+sstride3q]
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add srcq, sstrideq
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add src4q, sstrideq
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punpcklbw m4, m5
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punpcklbw m1, m3
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pmaddubsw m0, m7
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%if ARCH_X86_64 && mmsize > 8
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pmaddubsw m2, m8
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pmaddubsw m4, m9
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pmaddubsw m1, m10
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%else
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pmaddubsw m2, [filteryq+16]
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pmaddubsw m4, [filteryq+32]
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pmaddubsw m1, [filteryq+48]
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%endif
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paddw m0, m2
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paddw m4, m1
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paddsw m0, m4
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pmulhrsw m0, m6
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%ifidn %1, avg
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movh m1, [dstq]
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%endif
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packuswb m0, m0
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%ifidn %1, avg
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pavgb m0, m1
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%endif
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movh [dstq], m0
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add dstq, dstrideq
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dec hd
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jg .loop
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RET
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%endmacro
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INIT_MMX ssse3
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filter_v_fn put
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filter_v_fn avg
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INIT_XMM ssse3
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filter_v_fn put
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filter_v_fn avg
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%macro fpel_fn 6
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%if %2 == 4
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%define %%srcfn movh
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%define %%dstfn movh
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%else
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%define %%srcfn movu
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%define %%dstfn mova
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%endif
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%if %2 <= 16
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cglobal %1%2, 5, 7, 4, dst, src, dstride, sstride, h, dstride3, sstride3
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lea sstride3q, [sstrideq*3]
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lea dstride3q, [dstrideq*3]
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%else
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cglobal %1%2, 5, 5, 4, dst, src, dstride, sstride, h
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%endif
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.loop:
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%%srcfn m0, [srcq]
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%%srcfn m1, [srcq+s%3]
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%%srcfn m2, [srcq+s%4]
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%%srcfn m3, [srcq+s%5]
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lea srcq, [srcq+sstrideq*%6]
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%ifidn %1, avg
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pavgb m0, [dstq]
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pavgb m1, [dstq+d%3]
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pavgb m2, [dstq+d%4]
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pavgb m3, [dstq+d%5]
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%endif
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%%dstfn [dstq], m0
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%%dstfn [dstq+d%3], m1
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%%dstfn [dstq+d%4], m2
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%%dstfn [dstq+d%5], m3
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lea dstq, [dstq+dstrideq*%6]
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sub hd, %6
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jnz .loop
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RET
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%endmacro
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%define d16 16
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%define s16 16
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INIT_MMX mmx
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fpel_fn put, 4, strideq, strideq*2, stride3q, 4
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fpel_fn put, 8, strideq, strideq*2, stride3q, 4
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INIT_MMX sse
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fpel_fn avg, 4, strideq, strideq*2, stride3q, 4
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fpel_fn avg, 8, strideq, strideq*2, stride3q, 4
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INIT_XMM sse
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fpel_fn put, 16, strideq, strideq*2, stride3q, 4
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fpel_fn put, 32, mmsize, strideq, strideq+mmsize, 2
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fpel_fn put, 64, mmsize, mmsize*2, mmsize*3, 1
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INIT_XMM sse2
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fpel_fn avg, 16, strideq, strideq*2, stride3q, 4
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fpel_fn avg, 32, mmsize, strideq, strideq+mmsize, 2
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fpel_fn avg, 64, mmsize, mmsize*2, mmsize*3, 1
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%undef s16
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%undef d16
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