diff options
Diffstat (limited to 'ffmpeg/libavcodec/x86/dsputil_qns_template.c')
| -rw-r--r-- | ffmpeg/libavcodec/x86/dsputil_qns_template.c | 101 |
1 files changed, 0 insertions, 101 deletions
diff --git a/ffmpeg/libavcodec/x86/dsputil_qns_template.c b/ffmpeg/libavcodec/x86/dsputil_qns_template.c deleted file mode 100644 index bde6b0a..0000000 --- a/ffmpeg/libavcodec/x86/dsputil_qns_template.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * DSP utils : QNS functions are compiled 3 times for mmx/3dnow/ssse3 - * Copyright (c) 2004 Michael Niedermayer - * - * MMX optimization by Michael Niedermayer <michaelni@gmx.at> - * 3DNow! and SSSE3 optimization by Zuxy Meng <zuxy.meng@gmail.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#define MAX_ABS (512 >> (SCALE_OFFSET>0 ? SCALE_OFFSET : 0)) - -static int DEF(try_8x8basis)(int16_t rem[64], int16_t weight[64], int16_t basis[64], int scale) -{ - x86_reg i=0; - - av_assert2(FFABS(scale) < MAX_ABS); - scale<<= 16 + SCALE_OFFSET - BASIS_SHIFT + RECON_SHIFT; - - SET_RND(mm6); - __asm__ volatile( - "pxor %%mm7, %%mm7 \n\t" - "movd %4, %%mm5 \n\t" - "punpcklwd %%mm5, %%mm5 \n\t" - "punpcklwd %%mm5, %%mm5 \n\t" - ".p2align 4 \n\t" - "1: \n\t" - "movq (%1, %0), %%mm0 \n\t" - "movq 8(%1, %0), %%mm1 \n\t" - PMULHRW(%%mm0, %%mm1, %%mm5, %%mm6) - "paddw (%2, %0), %%mm0 \n\t" - "paddw 8(%2, %0), %%mm1 \n\t" - "psraw $6, %%mm0 \n\t" - "psraw $6, %%mm1 \n\t" - "pmullw (%3, %0), %%mm0 \n\t" - "pmullw 8(%3, %0), %%mm1 \n\t" - "pmaddwd %%mm0, %%mm0 \n\t" - "pmaddwd %%mm1, %%mm1 \n\t" - "paddd %%mm1, %%mm0 \n\t" - "psrld $4, %%mm0 \n\t" - "paddd %%mm0, %%mm7 \n\t" - "add $16, %0 \n\t" - "cmp $128, %0 \n\t" //FIXME optimize & bench - " jb 1b \n\t" - PHADDD(%%mm7, %%mm6) - "psrld $2, %%mm7 \n\t" - "movd %%mm7, %0 \n\t" - - : "+r" (i) - : "r"(basis), "r"(rem), "r"(weight), "g"(scale) - ); - return i; -} - -static void DEF(add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale) -{ - x86_reg i=0; - - if(FFABS(scale) < MAX_ABS){ - scale<<= 16 + SCALE_OFFSET - BASIS_SHIFT + RECON_SHIFT; - SET_RND(mm6); - __asm__ volatile( - "movd %3, %%mm5 \n\t" - "punpcklwd %%mm5, %%mm5 \n\t" - "punpcklwd %%mm5, %%mm5 \n\t" - ".p2align 4 \n\t" - "1: \n\t" - "movq (%1, %0), %%mm0 \n\t" - "movq 8(%1, %0), %%mm1 \n\t" - PMULHRW(%%mm0, %%mm1, %%mm5, %%mm6) - "paddw (%2, %0), %%mm0 \n\t" - "paddw 8(%2, %0), %%mm1 \n\t" - "movq %%mm0, (%2, %0) \n\t" - "movq %%mm1, 8(%2, %0) \n\t" - "add $16, %0 \n\t" - "cmp $128, %0 \n\t" // FIXME optimize & bench - " jb 1b \n\t" - - : "+r" (i) - : "r"(basis), "r"(rem), "g"(scale) - ); - }else{ - for(i=0; i<8*8; i++){ - rem[i] += (basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT); - } - } -} |