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dsputil_bfin.h
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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 AVCODEC_BFIN_DSPUTIL_BFIN_H
25 #define AVCODEC_BFIN_DSPUTIL_BFIN_H
26 
27 #include <stdint.h>
28 
29 #include "config.h"
30 
31 #if defined(__FDPIC__) && CONFIG_SRAM
32 #define attribute_l1_text __attribute__ ((l1_text))
33 #define attribute_l1_data_b __attribute__((l1_data_B))
34 #else
35 #define attribute_l1_text
36 #define attribute_l1_data_b
37 #endif
38 
39 void ff_bfin_idct (int16_t *block) attribute_l1_text;
40 void ff_bfin_fdct (int16_t *block) attribute_l1_text;
41 void ff_bfin_add_pixels_clamped (const int16_t *block, uint8_t *dest, int line_size) attribute_l1_text;
42 void ff_bfin_put_pixels_clamped (const int16_t *block, uint8_t *dest, int line_size) attribute_l1_text;
43 void ff_bfin_diff_pixels (int16_t *block, const uint8_t *s1, const uint8_t *s2, int stride) attribute_l1_text;
44 void ff_bfin_get_pixels (int16_t *restrict block, const uint8_t *pixels, int line_size) attribute_l1_text;
45 int ff_bfin_pix_norm1 (uint8_t * pix, int line_size) attribute_l1_text;
46 int ff_bfin_z_sad8x8 (uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h) attribute_l1_text;
47 int ff_bfin_z_sad16x16 (uint8_t *blk1, uint8_t *blk2, int dsz, int line_size, int h) attribute_l1_text;
48 
50 
51 int ff_bfin_sse4 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) attribute_l1_text;
52 int ff_bfin_sse8 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) attribute_l1_text;
53 int ff_bfin_sse16 (void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h) attribute_l1_text;
54 
55 
56 #ifdef BFIN_PROFILE
57 
58 static double Telem[16];
59 static char *TelemNames[16];
60 static int TelemCnt;
61 
62 #define PROF(lab,e) { int xx_e = e; char*xx_lab = lab; uint64_t xx_t0 = read_time();
63 #define EPROF() xx_t0 = read_time()-xx_t0; Telem[xx_e] = Telem[xx_e] + xx_t0; TelemNames[xx_e] = xx_lab; }
64 
65 static void prof_report (void)
66 {
67  int i;
68  double s = 0;
69  for (i=0;i<16;i++) {
70  double v;
71  if (TelemNames[i]) {
72  v = Telem[i]/TelemCnt;
73  av_log (NULL,AV_LOG_DEBUG,"%-20s: %12.4f\t%12.4f\n", TelemNames[i],v,v/64);
74  s = s + Telem[i];
75  }
76  }
77  av_log (NULL,AV_LOG_DEBUG,"%-20s: %12.4f\t%12.4f\n%20.4f\t%d\n",
78  "total",s/TelemCnt,s/TelemCnt/64,s,TelemCnt);
79 }
80 
81 static void bfprof (void)
82 {
83  static int init;
84  if (!init) atexit (prof_report);
85  init=1;
86  TelemCnt++;
87 }
88 
89 #else
90 #define PROF(a,b)
91 #define EPROF()
92 #define bfprof()
93 #endif
94 
95 #endif /* AVCODEC_BFIN_DSPUTIL_BFIN_H */