libavcodec/bfin/dsputil_bfin.h

   1 /*
   2  * BlackFin DSPUTILS COMMON OPTIMIZATIONS HEADER
   3  *
   4  * Copyright (C) 2007 Marc Hoffman <mmh@pleasantst.com>
   5  *
   6  * This file is part of FFmpeg.
   7  *
   8  * FFmpeg is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * FFmpeg is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with FFmpeg; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23
  24 #ifndef FFMPEG_DSPUTIL_BFIN_H
  25 #define FFMPEG_DSPUTIL_BFIN_H
  26
  27 #ifdef __FDPIC__
  28 #define attribute_l1_text  __attribute__ ((l1_text))
  29 #define attribute_l1_data_b __attribute__((l1_data_B))
  30 #else
  31 #define attribute_l1_text
  32 #define attribute_l1_data_b
  33 #endif
  34
  35 #ifdef BFIN_PROFILE
  36
  37 static double Telem[16];
  38 static char  *TelemNames[16];
  39 static int    TelemCnt;
  40
  41 #define PROF(lab,e) { int xx_e = e; char*xx_lab = lab; uint64_t xx_t0 = read_time();
  42 #define EPROF()       xx_t0 = read_time()-xx_t0; Telem[xx_e] = Telem[xx_e] + xx_t0; TelemNames[xx_e] = xx_lab; }
  43
  44 static void prof_report (void)
  45 {
  46     int i;
  47     double s = 0;
  48     for (i=0;i<16;i++) {
  49         double v;
  50         if (TelemNames[i]) {
  51             v = Telem[i]/TelemCnt;
  52             av_log (NULL,AV_LOG_DEBUG,"%-20s: %12.4f\t%12.4f\n", TelemNames[i],v,v/64);
  53             s = s + Telem[i];
  54         }
  55     }
  56     av_log (NULL,AV_LOG_DEBUG,"%-20s: %12.4f\t%12.4f\n%20.4f\t%d\n",
  57             "total",s/TelemCnt,s/TelemCnt/64,s,TelemCnt);
  58 }
  59
  60 static void bfprof (void)
  61 {
  62     static int init;
  63     if (!init) atexit (prof_report);
  64     init=1;
  65     TelemCnt++;
  66 }
  67
  68 #else
  69 #define PROF(a,b)
  70 #define EPROF()
  71 #define bfprof()
  72 #endif
  73
  74 #endif /* FFMPEG_DSPUTIL_BFIN_H */