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1 /*
2  *  Copyright (c) 2015 The WebM project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #include "vpx_dsp/mips/common_dspr2.h"
12 
13 #if HAVE_DSPR2
vpx_h_predictor_8x8_dspr2(uint8_t * dst,ptrdiff_t stride,const uint8_t * above,const uint8_t * left)14 void vpx_h_predictor_8x8_dspr2(uint8_t *dst, ptrdiff_t stride,
15                                const uint8_t *above, const uint8_t *left) {
16   int32_t tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8;
17   (void)above;
18 
19   __asm__ __volatile__(
20       "lb         %[tmp1],      (%[left])                   \n\t"
21       "lb         %[tmp2],      1(%[left])                  \n\t"
22       "lb         %[tmp3],      2(%[left])                  \n\t"
23       "lb         %[tmp4],      3(%[left])                  \n\t"
24       "lb         %[tmp5],      4(%[left])                  \n\t"
25       "lb         %[tmp6],      5(%[left])                  \n\t"
26       "lb         %[tmp7],      6(%[left])                  \n\t"
27       "lb         %[tmp8],      7(%[left])                  \n\t"
28 
29       "replv.qb   %[tmp1],      %[tmp1]                     \n\t"
30       "replv.qb   %[tmp2],      %[tmp2]                     \n\t"
31       "replv.qb   %[tmp3],      %[tmp3]                     \n\t"
32       "replv.qb   %[tmp4],      %[tmp4]                     \n\t"
33       "replv.qb   %[tmp5],      %[tmp5]                     \n\t"
34       "replv.qb   %[tmp6],      %[tmp6]                     \n\t"
35       "replv.qb   %[tmp7],      %[tmp7]                     \n\t"
36       "replv.qb   %[tmp8],      %[tmp8]                     \n\t"
37 
38       "sw         %[tmp1],      (%[dst])                    \n\t"
39       "sw         %[tmp1],      4(%[dst])                   \n\t"
40       "add        %[dst],       %[dst],         %[stride]   \n\t"
41       "sw         %[tmp2],      (%[dst])                    \n\t"
42       "sw         %[tmp2],      4(%[dst])                   \n\t"
43       "add        %[dst],       %[dst],         %[stride]   \n\t"
44       "sw         %[tmp3],      (%[dst])                    \n\t"
45       "sw         %[tmp3],      4(%[dst])                   \n\t"
46       "add        %[dst],       %[dst],         %[stride]   \n\t"
47       "sw         %[tmp4],      (%[dst])                    \n\t"
48       "sw         %[tmp4],      4(%[dst])                   \n\t"
49       "add        %[dst],       %[dst],         %[stride]   \n\t"
50       "sw         %[tmp5],      (%[dst])                    \n\t"
51       "sw         %[tmp5],      4(%[dst])                   \n\t"
52       "add        %[dst],       %[dst],         %[stride]   \n\t"
53       "sw         %[tmp6],      (%[dst])                    \n\t"
54       "sw         %[tmp6],      4(%[dst])                   \n\t"
55       "add        %[dst],       %[dst],         %[stride]   \n\t"
56       "sw         %[tmp7],      (%[dst])                    \n\t"
57       "sw         %[tmp7],      4(%[dst])                   \n\t"
58       "add        %[dst],       %[dst],         %[stride]   \n\t"
59       "sw         %[tmp8],      (%[dst])                    \n\t"
60       "sw         %[tmp8],      4(%[dst])                   \n\t"
61 
62       : [tmp1] "=&r"(tmp1), [tmp2] "=&r"(tmp2), [tmp3] "=&r"(tmp3),
63         [tmp4] "=&r"(tmp4), [tmp5] "=&r"(tmp5), [tmp7] "=&r"(tmp7),
64         [tmp6] "=&r"(tmp6), [tmp8] "=&r"(tmp8)
65       : [left] "r"(left), [dst] "r"(dst), [stride] "r"(stride));
66 }
67 
vpx_dc_predictor_8x8_dspr2(uint8_t * dst,ptrdiff_t stride,const uint8_t * above,const uint8_t * left)68 void vpx_dc_predictor_8x8_dspr2(uint8_t *dst, ptrdiff_t stride,
69                                 const uint8_t *above, const uint8_t *left) {
70   int32_t expected_dc;
71   int32_t average;
72   int32_t tmp, above1, above_l1, above_r1, left1, left_r1, left_l1;
73   int32_t above2, above_l2, above_r2, left2, left_r2, left_l2;
74 
75   __asm__ __volatile__(
76       "lw              %[above1],         (%[above])                      \n\t"
77       "lw              %[above2],         4(%[above])                     \n\t"
78       "lw              %[left1],          (%[left])                       \n\t"
79       "lw              %[left2],          4(%[left])                      \n\t"
80 
81       "preceu.ph.qbl   %[above_l1],       %[above1]                       \n\t"
82       "preceu.ph.qbr   %[above_r1],       %[above1]                       \n\t"
83       "preceu.ph.qbl   %[left_l1],        %[left1]                        \n\t"
84       "preceu.ph.qbr   %[left_r1],        %[left1]                        \n\t"
85 
86       "preceu.ph.qbl   %[above_l2],       %[above2]                       \n\t"
87       "preceu.ph.qbr   %[above_r2],       %[above2]                       \n\t"
88       "preceu.ph.qbl   %[left_l2],        %[left2]                        \n\t"
89       "preceu.ph.qbr   %[left_r2],        %[left2]                        \n\t"
90 
91       "addu.ph         %[average],        %[above_r1],      %[above_l1]   \n\t"
92       "addu.ph         %[average],        %[average],       %[left_l1]    \n\t"
93       "addu.ph         %[average],        %[average],       %[left_r1]    \n\t"
94 
95       "addu.ph         %[average],        %[average],       %[above_l2]   \n\t"
96       "addu.ph         %[average],        %[average],       %[above_r2]   \n\t"
97       "addu.ph         %[average],        %[average],       %[left_l2]    \n\t"
98       "addu.ph         %[average],        %[average],       %[left_r2]    \n\t"
99 
100       "addiu           %[average],        %[average],       8             \n\t"
101 
102       "srl             %[tmp],            %[average],       16            \n\t"
103       "addu.ph         %[average],        %[tmp],           %[average]    \n\t"
104       "srl             %[expected_dc],    %[average],       4             \n\t"
105       "replv.qb        %[expected_dc],    %[expected_dc]                  \n\t"
106 
107       "sw              %[expected_dc],    (%[dst])                        \n\t"
108       "sw              %[expected_dc],    4(%[dst])                       \n\t"
109 
110       "add             %[dst],             %[dst],          %[stride]     \n\t"
111       "sw              %[expected_dc],    (%[dst])                        \n\t"
112       "sw              %[expected_dc],    4(%[dst])                       \n\t"
113 
114       "add             %[dst],             %[dst],          %[stride]     \n\t"
115       "sw              %[expected_dc],    (%[dst])                        \n\t"
116       "sw              %[expected_dc],    4(%[dst])                       \n\t"
117 
118       "add             %[dst],             %[dst],          %[stride]     \n\t"
119       "sw              %[expected_dc],    (%[dst])                        \n\t"
120       "sw              %[expected_dc],    4(%[dst])                       \n\t"
121 
122       "add             %[dst],             %[dst],          %[stride]     \n\t"
123       "sw              %[expected_dc],    (%[dst])                        \n\t"
124       "sw              %[expected_dc],    4(%[dst])                       \n\t"
125 
126       "add             %[dst],             %[dst],          %[stride]     \n\t"
127       "sw              %[expected_dc],    (%[dst])                        \n\t"
128       "sw              %[expected_dc],    4(%[dst])                       \n\t"
129 
130       "add             %[dst],             %[dst],          %[stride]     \n\t"
131       "sw              %[expected_dc],    (%[dst])                        \n\t"
132       "sw              %[expected_dc],    4(%[dst])                       \n\t"
133 
134       "add             %[dst],             %[dst],          %[stride]     \n\t"
135       "sw              %[expected_dc],    (%[dst])                        \n\t"
136       "sw              %[expected_dc],    4(%[dst])                       \n\t"
137 
138       : [above1] "=&r"(above1), [above_l1] "=&r"(above_l1),
139         [above_r1] "=&r"(above_r1), [left1] "=&r"(left1),
140         [left_l1] "=&r"(left_l1), [left_r1] "=&r"(left_r1),
141         [above2] "=&r"(above2), [above_l2] "=&r"(above_l2),
142         [above_r2] "=&r"(above_r2), [left2] "=&r"(left2),
143         [left_l2] "=&r"(left_l2), [left_r2] "=&r"(left_r2),
144         [average] "=&r"(average), [tmp] "=&r"(tmp),
145         [expected_dc] "=&r"(expected_dc)
146       : [above] "r"(above), [left] "r"(left), [dst] "r"(dst),
147         [stride] "r"(stride));
148 }
149 
vpx_tm_predictor_8x8_dspr2(uint8_t * dst,ptrdiff_t stride,const uint8_t * above,const uint8_t * left)150 void vpx_tm_predictor_8x8_dspr2(uint8_t *dst, ptrdiff_t stride,
151                                 const uint8_t *above, const uint8_t *left) {
152   int32_t abovel, abover;
153   int32_t abovel_1, abover_1;
154   int32_t left0;
155   int32_t res0, res1, res2, res3;
156   int32_t reshw;
157   int32_t top_left;
158   uint8_t *cm = vpx_ff_cropTbl;
159 
160   __asm__ __volatile__(
161       "ulw             %[reshw],       (%[above])                         \n\t"
162       "ulw             %[top_left],    4(%[above])                        \n\t"
163 
164       "lbu             %[left0],       (%[left])                          \n\t"
165 
166       "preceu.ph.qbl   %[abovel],      %[reshw]                           \n\t"
167       "preceu.ph.qbr   %[abover],      %[reshw]                           \n\t"
168       "preceu.ph.qbl   %[abovel_1],    %[top_left]                        \n\t"
169       "preceu.ph.qbr   %[abover_1],    %[top_left]                        \n\t"
170 
171       "lbu             %[top_left],    -1(%[above])                       \n\t"
172       "replv.ph        %[left0],       %[left0]                           \n\t"
173 
174       "replv.ph        %[top_left],    %[top_left]                        \n\t"
175 
176       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
177       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
178 
179       "sll             %[res2],        %[reshw],            16            \n\t"
180       "sra             %[res2],        %[res2],             16            \n\t"
181       "sra             %[res3],        %[reshw],            16            \n\t"
182 
183       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
184       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
185 
186       "sll             %[res0],        %[reshw],            16            \n\t"
187       "sra             %[res0],        %[res0],             16            \n\t"
188       "sra             %[res1],        %[reshw],            16            \n\t"
189 
190       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
191       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
192       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
193       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
194 
195       "sb              %[res0],        (%[dst])                           \n\t"
196       "sb              %[res1],        1(%[dst])                          \n\t"
197       "sb              %[res2],        2(%[dst])                          \n\t"
198       "sb              %[res3],        3(%[dst])                          \n\t"
199 
200       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
201       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
202 
203       "sll             %[res2],        %[reshw],            16            \n\t"
204       "sra             %[res2],        %[res2],             16            \n\t"
205       "sra             %[res3],        %[reshw],            16            \n\t"
206 
207       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
208       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
209 
210       "sll             %[res0],        %[reshw],            16            \n\t"
211       "sra             %[res0],        %[res0],             16            \n\t"
212       "sra             %[res1],        %[reshw],            16            \n\t"
213 
214       "lbu             %[left0],       1(%[left])                         \n\t"
215 
216       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
217       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
218       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
219       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
220 
221       "sb              %[res0],        4(%[dst])                          \n\t"
222       "sb              %[res1],        5(%[dst])                          \n\t"
223       "sb              %[res2],        6(%[dst])                          \n\t"
224       "sb              %[res3],        7(%[dst])                          \n\t"
225 
226       "replv.ph        %[left0],       %[left0]                           \n\t"
227       "add             %[dst],          %[dst],             %[stride]     \n\t"
228 
229       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
230       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
231 
232       "sll             %[res2],        %[reshw],            16            \n\t"
233       "sra             %[res2],        %[res2],             16            \n\t"
234       "sra             %[res3],        %[reshw],            16            \n\t"
235 
236       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
237       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
238 
239       "sll             %[res0],        %[reshw],            16            \n\t"
240       "sra             %[res0],        %[res0],             16            \n\t"
241       "sra             %[res1],        %[reshw],            16            \n\t"
242 
243       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
244       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
245       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
246       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
247 
248       "sb              %[res0],        (%[dst])                           \n\t"
249       "sb              %[res1],        1(%[dst])                          \n\t"
250       "sb              %[res2],        2(%[dst])                          \n\t"
251       "sb              %[res3],        3(%[dst])                          \n\t"
252 
253       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
254       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
255 
256       "sll             %[res2],        %[reshw],            16            \n\t"
257       "sra             %[res2],        %[res2],             16            \n\t"
258       "sra             %[res3],        %[reshw],            16            \n\t"
259 
260       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
261       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
262 
263       "sll             %[res0],        %[reshw],            16            \n\t"
264       "sra             %[res0],        %[res0],             16            \n\t"
265       "sra             %[res1],        %[reshw],            16            \n\t"
266 
267       "lbu             %[left0],       2(%[left])                         \n\t"
268 
269       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
270       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
271       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
272       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
273 
274       "sb              %[res0],        4(%[dst])                          \n\t"
275       "sb              %[res1],        5(%[dst])                          \n\t"
276       "sb              %[res2],        6(%[dst])                          \n\t"
277       "sb              %[res3],        7(%[dst])                          \n\t"
278 
279       "replv.ph        %[left0],       %[left0]                           \n\t"
280       "add             %[dst],          %[dst],             %[stride]     \n\t"
281 
282       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
283       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
284 
285       "sll             %[res2],        %[reshw],            16            \n\t"
286       "sra             %[res2],        %[res2],             16            \n\t"
287       "sra             %[res3],        %[reshw],            16            \n\t"
288 
289       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
290       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
291 
292       "sll             %[res0],        %[reshw],            16            \n\t"
293       "sra             %[res0],        %[res0],             16            \n\t"
294       "sra             %[res1],        %[reshw],            16            \n\t"
295 
296       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
297       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
298       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
299       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
300 
301       "sb              %[res0],        (%[dst])                           \n\t"
302       "sb              %[res1],        1(%[dst])                          \n\t"
303       "sb              %[res2],        2(%[dst])                          \n\t"
304       "sb              %[res3],        3(%[dst])                          \n\t"
305 
306       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
307       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
308 
309       "sll             %[res2],        %[reshw],            16            \n\t"
310       "sra             %[res2],        %[res2],             16            \n\t"
311       "sra             %[res3],        %[reshw],            16            \n\t"
312 
313       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
314       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
315 
316       "sll             %[res0],        %[reshw],            16            \n\t"
317       "sra             %[res0],        %[res0],             16            \n\t"
318       "sra             %[res1],        %[reshw],            16            \n\t"
319 
320       "lbu             %[left0],       3(%[left])                         \n\t"
321 
322       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
323       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
324       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
325       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
326 
327       "sb              %[res0],        4(%[dst])                          \n\t"
328       "sb              %[res1],        5(%[dst])                          \n\t"
329       "sb              %[res2],        6(%[dst])                          \n\t"
330       "sb              %[res3],        7(%[dst])                          \n\t"
331 
332       "replv.ph        %[left0],       %[left0]                           \n\t"
333       "add             %[dst],          %[dst],             %[stride]     \n\t"
334 
335       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
336       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
337 
338       "sll             %[res2],        %[reshw],            16            \n\t"
339       "sra             %[res2],        %[res2],             16            \n\t"
340       "sra             %[res3],        %[reshw],            16            \n\t"
341 
342       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
343       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
344 
345       "sll             %[res0],        %[reshw],            16            \n\t"
346       "sra             %[res0],        %[res0],             16            \n\t"
347       "sra             %[res1],        %[reshw],            16            \n\t"
348 
349       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
350       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
351       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
352       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
353 
354       "sb              %[res0],        (%[dst])                           \n\t"
355       "sb              %[res1],        1(%[dst])                          \n\t"
356       "sb              %[res2],        2(%[dst])                          \n\t"
357       "sb              %[res3],        3(%[dst])                          \n\t"
358 
359       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
360       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
361 
362       "sll             %[res2],        %[reshw],            16            \n\t"
363       "sra             %[res2],        %[res2],             16            \n\t"
364       "sra             %[res3],        %[reshw],            16            \n\t"
365 
366       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
367       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
368 
369       "sll             %[res0],        %[reshw],            16            \n\t"
370       "sra             %[res0],        %[res0],             16            \n\t"
371       "sra             %[res1],        %[reshw],            16            \n\t"
372 
373       "lbu             %[left0],       4(%[left])                         \n\t"
374 
375       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
376       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
377       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
378       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
379 
380       "sb              %[res0],        4(%[dst])                          \n\t"
381       "sb              %[res1],        5(%[dst])                          \n\t"
382       "sb              %[res2],        6(%[dst])                          \n\t"
383       "sb              %[res3],        7(%[dst])                          \n\t"
384 
385       "replv.ph        %[left0],       %[left0]                           \n\t"
386       "add             %[dst],          %[dst],             %[stride]     \n\t"
387 
388       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
389       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
390 
391       "sll             %[res2],        %[reshw],            16            \n\t"
392       "sra             %[res2],        %[res2],             16            \n\t"
393       "sra             %[res3],        %[reshw],            16            \n\t"
394 
395       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
396       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
397 
398       "sll             %[res0],        %[reshw],            16            \n\t"
399       "sra             %[res0],        %[res0],             16            \n\t"
400       "sra             %[res1],        %[reshw],            16            \n\t"
401 
402       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
403       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
404       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
405       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
406 
407       "sb              %[res0],        (%[dst])                           \n\t"
408       "sb              %[res1],        1(%[dst])                          \n\t"
409       "sb              %[res2],        2(%[dst])                          \n\t"
410       "sb              %[res3],        3(%[dst])                          \n\t"
411 
412       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
413       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
414 
415       "sll             %[res2],        %[reshw],            16            \n\t"
416       "sra             %[res2],        %[res2],             16            \n\t"
417       "sra             %[res3],        %[reshw],            16            \n\t"
418 
419       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
420       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
421 
422       "sll             %[res0],        %[reshw],            16            \n\t"
423       "sra             %[res0],        %[res0],             16            \n\t"
424       "sra             %[res1],        %[reshw],            16            \n\t"
425 
426       "lbu             %[left0],       5(%[left])                         \n\t"
427 
428       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
429       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
430       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
431       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
432 
433       "sb              %[res0],        4(%[dst])                          \n\t"
434       "sb              %[res1],        5(%[dst])                          \n\t"
435       "sb              %[res2],        6(%[dst])                          \n\t"
436       "sb              %[res3],        7(%[dst])                          \n\t"
437 
438       "replv.ph        %[left0],       %[left0]                           \n\t"
439       "add             %[dst],          %[dst],             %[stride]     \n\t"
440 
441       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
442       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
443 
444       "sll             %[res2],        %[reshw],            16            \n\t"
445       "sra             %[res2],        %[res2],             16            \n\t"
446       "sra             %[res3],        %[reshw],            16            \n\t"
447 
448       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
449       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
450 
451       "sll             %[res0],        %[reshw],            16            \n\t"
452       "sra             %[res0],        %[res0],             16            \n\t"
453       "sra             %[res1],        %[reshw],            16            \n\t"
454 
455       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
456       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
457       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
458       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
459 
460       "sb              %[res0],        (%[dst])                           \n\t"
461       "sb              %[res1],        1(%[dst])                          \n\t"
462       "sb              %[res2],        2(%[dst])                          \n\t"
463       "sb              %[res3],        3(%[dst])                          \n\t"
464 
465       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
466       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
467 
468       "sll             %[res2],        %[reshw],            16            \n\t"
469       "sra             %[res2],        %[res2],             16            \n\t"
470       "sra             %[res3],        %[reshw],            16            \n\t"
471 
472       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
473       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
474 
475       "sll             %[res0],        %[reshw],            16            \n\t"
476       "sra             %[res0],        %[res0],             16            \n\t"
477       "sra             %[res1],        %[reshw],            16            \n\t"
478 
479       "lbu             %[left0],       6(%[left])                         \n\t"
480 
481       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
482       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
483       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
484       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
485 
486       "sb              %[res0],        4(%[dst])                          \n\t"
487       "sb              %[res1],        5(%[dst])                          \n\t"
488       "sb              %[res2],        6(%[dst])                          \n\t"
489       "sb              %[res3],        7(%[dst])                          \n\t"
490 
491       "replv.ph        %[left0],       %[left0]                           \n\t"
492       "add             %[dst],          %[dst],             %[stride]     \n\t"
493 
494       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
495       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
496 
497       "sll             %[res2],        %[reshw],            16            \n\t"
498       "sra             %[res2],        %[res2],             16            \n\t"
499       "sra             %[res3],        %[reshw],            16            \n\t"
500 
501       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
502       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
503 
504       "sll             %[res0],        %[reshw],            16            \n\t"
505       "sra             %[res0],        %[res0],             16            \n\t"
506       "sra             %[res1],        %[reshw],            16            \n\t"
507 
508       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
509       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
510       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
511       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
512 
513       "sb              %[res0],        (%[dst])                           \n\t"
514       "sb              %[res1],        1(%[dst])                          \n\t"
515       "sb              %[res2],        2(%[dst])                          \n\t"
516       "sb              %[res3],        3(%[dst])                          \n\t"
517 
518       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
519       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
520 
521       "sll             %[res2],        %[reshw],            16            \n\t"
522       "sra             %[res2],        %[res2],             16            \n\t"
523       "sra             %[res3],        %[reshw],            16            \n\t"
524 
525       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
526       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
527 
528       "sll             %[res0],        %[reshw],            16            \n\t"
529       "sra             %[res0],        %[res0],             16            \n\t"
530       "sra             %[res1],        %[reshw],            16            \n\t"
531 
532       "lbu             %[left0],       7(%[left])                         \n\t"
533 
534       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
535       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
536       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
537       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
538 
539       "sb              %[res0],        4(%[dst])                          \n\t"
540       "sb              %[res1],        5(%[dst])                          \n\t"
541       "sb              %[res2],        6(%[dst])                          \n\t"
542       "sb              %[res3],        7(%[dst])                          \n\t"
543 
544       "replv.ph        %[left0],       %[left0]                           \n\t"
545       "add             %[dst],          %[dst],             %[stride]     \n\t"
546 
547       "addu.ph         %[reshw],       %[abovel],           %[left0]      \n\t"
548       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
549 
550       "sll             %[res2],        %[reshw],            16            \n\t"
551       "sra             %[res2],        %[res2],             16            \n\t"
552       "sra             %[res3],        %[reshw],            16            \n\t"
553 
554       "addu.ph         %[reshw],       %[abover],           %[left0]      \n\t"
555       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
556 
557       "sll             %[res0],        %[reshw],            16            \n\t"
558       "sra             %[res0],        %[res0],             16            \n\t"
559       "sra             %[res1],        %[reshw],            16            \n\t"
560 
561       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
562       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
563       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
564       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
565 
566       "sb              %[res0],        (%[dst])                           \n\t"
567       "sb              %[res1],        1(%[dst])                          \n\t"
568       "sb              %[res2],        2(%[dst])                          \n\t"
569       "sb              %[res3],        3(%[dst])                          \n\t"
570 
571       "addu.ph         %[reshw],       %[abovel_1],         %[left0]      \n\t"
572       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
573 
574       "sll             %[res2],        %[reshw],            16            \n\t"
575       "sra             %[res2],        %[res2],             16            \n\t"
576       "sra             %[res3],        %[reshw],            16            \n\t"
577 
578       "addu.ph         %[reshw],       %[abover_1],         %[left0]      \n\t"
579       "subu.ph         %[reshw],       %[reshw],            %[top_left]   \n\t"
580 
581       "sll             %[res0],        %[reshw],            16            \n\t"
582       "sra             %[res0],        %[res0],             16            \n\t"
583       "sra             %[res1],        %[reshw],            16            \n\t"
584 
585       "lbux            %[res0],        %[res0](%[cm])                     \n\t"
586       "lbux            %[res1],        %[res1](%[cm])                     \n\t"
587       "lbux            %[res2],        %[res2](%[cm])                     \n\t"
588       "lbux            %[res3],        %[res3](%[cm])                     \n\t"
589 
590       "sb              %[res0],        4(%[dst])                          \n\t"
591       "sb              %[res1],        5(%[dst])                          \n\t"
592       "sb              %[res2],        6(%[dst])                          \n\t"
593       "sb              %[res3],        7(%[dst])                          \n\t"
594 
595       : [abovel] "=&r"(abovel), [abover] "=&r"(abover),
596         [abovel_1] "=&r"(abovel_1), [abover_1] "=&r"(abover_1),
597         [left0] "=&r"(left0), [res2] "=&r"(res2), [res3] "=&r"(res3),
598         [res0] "=&r"(res0), [res1] "=&r"(res1), [reshw] "=&r"(reshw),
599         [top_left] "=&r"(top_left)
600       : [above] "r"(above), [left] "r"(left), [dst] "r"(dst),
601         [stride] "r"(stride), [cm] "r"(cm));
602 }
603 #endif  // #if HAVE_DSPR2
604