From a3a55645f09fd4b5e491ed29ae4bddda4c2d41a5 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Tue, 3 Dec 2013 08:07:24 +0100 Subject: [PATCH] mpegvideo: remove disabled bfin asm It has been disabled as 'broken' over 3 years ago in b716a792 --- libavcodec/bfin/Makefile | 1 - libavcodec/bfin/mpegvideo_bfin.c | 147 ------------------------------- libavcodec/mpegvideo.c | 2 - libavcodec/mpegvideo.h | 1 - 4 files changed, 151 deletions(-) delete mode 100644 libavcodec/bfin/mpegvideo_bfin.c diff --git a/libavcodec/bfin/Makefile b/libavcodec/bfin/Makefile index c293360205..fc5f506653 100644 --- a/libavcodec/bfin/Makefile +++ b/libavcodec/bfin/Makefile @@ -5,6 +5,5 @@ OBJS += bfin/dsputil_bfin.o \ OBJS-$(CONFIG_HPELDSP) += bfin/hpeldsp_bfin.o \ bfin/hpel_pixels_bfin.o -OBJS-$(CONFIG_MPEGVIDEOENC) += bfin/mpegvideo_bfin.o OBJS-$(CONFIG_VP3DSP) += bfin/vp3_bfin.o \ bfin/vp3_idct_bfin.o diff --git a/libavcodec/bfin/mpegvideo_bfin.c b/libavcodec/bfin/mpegvideo_bfin.c deleted file mode 100644 index d03d3c0e76..0000000000 --- a/libavcodec/bfin/mpegvideo_bfin.c +++ /dev/null @@ -1,147 +0,0 @@ -/* - * BlackFin MPEGVIDEO OPTIMIZATIONS - * - * Copyright (C) 2007 Marc Hoffman - * - * This file is part of Libav. - * - * Libav 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. - * - * Libav 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 Libav; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/attributes.h" -#include "libavcodec/avcodec.h" -#include "libavcodec/mpegvideo.h" -#include "dsputil_bfin.h" - -static int dct_quantize_bfin (MpegEncContext *s, - int16_t *block, int n, - int qscale, int *overflow) -{ - int last_non_zero, q, start_i; - const short *qmat; - short *bias; - const uint8_t *scantable= s->intra_scantable.scantable; - short dc; - int max=0; - - PROF("fdct",0); - s->dsp.fdct(block); - EPROF(); - - PROF("denoise",1); - if(s->dct_error_sum) - s->denoise_dct(s, block); - EPROF(); - - PROF("quant-init",2); - if (s->mb_intra) { - if (!s->h263_aic) { - if (n < 4) - q = s->y_dc_scale; - else - q = s->c_dc_scale; - q = q << 3; - } else - /* For AIC we skip quant/dequant of INTRADC */ - q = 1 << 3; - - /* note: block[0] is assumed to be positive */ - dc = block[0] = (block[0] + (q >> 1)) / q; - start_i = 1; - last_non_zero = 0; - bias = s->q_intra_matrix16[qscale][1]; - qmat = s->q_intra_matrix16[qscale][0]; - - } else { - start_i = 0; - last_non_zero = -1; - bias = s->q_inter_matrix16[qscale][1]; - qmat = s->q_inter_matrix16[qscale][0]; - - } - EPROF(); - - PROF("quantize",4); - - /* for(i=start_i; i<64; i++) { */ - /* sign = (block[i]>>15)|1; */ - /* level = ((abs(block[i])+bias[0])*qmat[i])>>16; */ - /* if (level < 0) level = 0; */ - /* max |= level; */ - /* level = level * sign; */ - /* block[i] = level; */ - /* } */ - - __asm__ volatile - ("i2=%1;\n\t" - "r1=[%1++]; \n\t" - "r0=r1>>>15 (v); \n\t" - "lsetup (0f,1f) lc0=%3; \n\t" - "0: r0=r0|%4; \n\t" - " r1=abs r1 (v) || r2=[%2++];\n\t" - " r1=r1+|+%5; \n\t" - " r1=max(r1,%6) (v); \n\t" - " r1.h=(a1 =r1.h*r2.h), r1.l=(a0 =r1.l*r2.l) (tfu); \n\t" - " %0=%0|r1; \n\t" - " r0.h=(a1 =r1.h*r0.h), r0.l=(a0 =r1.l*r0.l) (is) || r1=[%1++];\n\t" - "1: r0=r1>>>15 (v) || [i2++]=r0;\n\t" - "r1=%0>>16; \n\t" - "%0=%0|r1; \n\t" - "%0.h=0; \n\t" - : "=&d" (max) - : "b" (block), "b" (qmat), "a" (32), "d" (0x00010001), "d" (bias[0]*0x10001), "d" (0) - : "R0","R1","R2", "I2"); - if (start_i == 1) block[0] = dc; - - EPROF(); - - - PROF("zzscan",5); - - __asm__ volatile - ("r0=b[%1--] (x); \n\t" - "lsetup (0f,1f) lc0=%3; \n\t" /* for(i=63; i>=start_i; i--) { */ - "0: p0=r0; \n\t" /* j = scantable[i]; */ - " p0=%2+(p0<<1); \n\t" /* if (block[j]) { */ - " r0=w[p0]; \n\t" /* last_non_zero = i; */ - " cc=r0==0; \n\t" /* break; */ - " if !cc jump 2f; \n\t" /* } */ - "1: r0=b[%1--] (x); \n\t" /* } */ - " %0=%4; \n\t" - " jump 3f; \n\t" - "2: %0=lc0; \n\t" - "3:\n\t" - - : "=d" (last_non_zero) - : "a" (scantable+63), "a" (block), "a" (63), "d" (last_non_zero) - : "P0","R0"); - - EPROF(); - - *overflow= s->max_qcoeff < max; //overflow might have happened - - bfprof(); - - /* we need this permutation so that we correct the IDCT, we only permute the !=0 elements */ - if (s->dsp.idct_permutation_type != FF_NO_IDCT_PERM) - ff_block_permute(block, s->dsp.idct_permutation, scantable, last_non_zero); - - return last_non_zero; -} - -av_cold void ff_MPV_common_init_bfin (MpegEncContext *s) -{ -/* s->dct_quantize= dct_quantize_bfin; */ -} diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c index 0003aedc81..583a83e7ac 100644 --- a/libavcodec/mpegvideo.c +++ b/libavcodec/mpegvideo.c @@ -371,8 +371,6 @@ av_cold int ff_dct_common_init(MpegEncContext *s) if (ARCH_ARM) ff_MPV_common_init_arm(s); - if (ARCH_BFIN) - ff_MPV_common_init_bfin(s); if (ARCH_PPC) ff_MPV_common_init_ppc(s); if (ARCH_X86) diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h index 8a43fdc1bf..a8d175aa77 100644 --- a/libavcodec/mpegvideo.h +++ b/libavcodec/mpegvideo.h @@ -782,7 +782,6 @@ int ff_MPV_encode_picture(AVCodecContext *avctx, AVPacket *pkt, void ff_MPV_encode_init_x86(MpegEncContext *s); void ff_MPV_common_init_x86(MpegEncContext *s); void ff_MPV_common_init_arm(MpegEncContext *s); -void ff_MPV_common_init_bfin(MpegEncContext *s); void ff_MPV_common_init_ppc(MpegEncContext *s); void ff_clean_intra_table_entries(MpegEncContext *s); void ff_draw_horiz_band(AVCodecContext *avctx, DSPContext *dsp, Picture *cur,