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hevc_idct_msa.c
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1 /*
2  * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@imgtec.com)
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #include "libavutil/mips/generic_macros_msa.h"
22 #include "libavcodec/mips/hevcdsp_mips.h"
23 
24 static const int16_t gt8x8_cnst[16] __attribute__ ((aligned (64))) = {
25  64, 64, 83, 36, 89, 50, 18, 75, 64, -64, 36, -83, 75, -89, -50, -18
26 };
27 
28 static const int16_t gt16x16_cnst[64] __attribute__ ((aligned (64))) = {
29  64, 83, 64, 36, 89, 75, 50, 18, 90, 80, 57, 25, 70, 87, 9, 43,
30  64, 36, -64, -83, 75, -18, -89, -50, 87, 9, -80, -70, -43, 57, -25, -90,
31  64, -36, -64, 83, 50, -89, 18, 75, 80, -70, -25, 90, -87, 9, 43, 57,
32  64, -83, 64, -36, 18, -50, 75, -89, 70, -87, 90, -80, 9, -43, -57, 25
33 };
34 
35 static const int16_t gt32x32_cnst0[256] __attribute__ ((aligned (64))) = {
36  90, 90, 88, 85, 82, 78, 73, 67, 61, 54, 46, 38, 31, 22, 13, 4,
37  90, 82, 67, 46, 22, -4, -31, -54, -73, -85, -90, -88, -78, -61, -38, -13,
38  88, 67, 31, -13, -54, -82, -90, -78, -46, -4, 38, 73, 90, 85, 61, 22,
39  85, 46, -13, -67, -90, -73, -22, 38, 82, 88, 54, -4, -61, -90, -78, -31,
40  82, 22, -54, -90, -61, 13, 78, 85, 31, -46, -90, -67, 4, 73, 88, 38,
41  78, -4, -82, -73, 13, 85, 67, -22, -88, -61, 31, 90, 54, -38, -90, -46,
42  73, -31, -90, -22, 78, 67, -38, -90, -13, 82, 61, -46, -88, -4, 85, 54,
43  67, -54, -78, 38, 85, -22, -90, 4, 90, 13, -88, -31, 82, 46, -73, -61,
44  61, -73, -46, 82, 31, -88, -13, 90, -4, -90, 22, 85, -38, -78, 54, 67,
45  54, -85, -4, 88, -46, -61, 82, 13, -90, 38, 67, -78, -22, 90, -31, -73,
46  46, -90, 38, 54, -90, 31, 61, -88, 22, 67, -85, 13, 73, -82, 4, 78,
47  38, -88, 73, -4, -67, 90, -46, -31, 85, -78, 13, 61, -90, 54, 22, -82,
48  31, -78, 90, -61, 4, 54, -88, 82, -38, -22, 73, -90, 67, -13, -46, 85,
49  22, -61, 85, -90, 73, -38, -4, 46, -78, 90, -82, 54, -13, -31, 67, -88,
50  13, -38, 61, -78, 88, -90, 85, -73, 54, -31, 4, 22, -46, 67, -82, 90,
51  4, -13, 22, -31, 38, -46, 54, -61, 67, -73, 78, -82, 85, -88, 90, -90
52 };
53 
54 static const int16_t gt32x32_cnst1[64] __attribute__ ((aligned (64))) = {
55  90, 87, 80, 70, 57, 43, 25, 9, 87, 57, 9, -43, -80, -90, -70, -25,
56  80, 9, -70, -87, -25, 57, 90, 43, 70, -43, -87, 9, 90, 25, -80, -57,
57  57, -80, -25, 90, -9, -87, 43, 70, 43, -90, 57, 25, -87, 70, 9, -80,
58  25, -70, 90, -80, 43, 9, -57, 87, 9, -25, 43, -57, 70, -80, 87, -90
59 };
60 
61 static const int16_t gt32x32_cnst2[16] __attribute__ ((aligned (64))) = {
62  89, 75, 50, 18, 75, -18, -89, -50, 50, -89, 18, 75, 18, -50, 75, -89
63 };
64 
65 #define HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, \
66  sum0, sum1, sum2, sum3, shift) \
67 { \
68  v4i32 vec0, vec1, vec2, vec3, vec4, vec5; \
69  v4i32 cnst64 = __msa_ldi_w(64); \
70  v4i32 cnst83 = __msa_ldi_w(83); \
71  v4i32 cnst36 = __msa_ldi_w(36); \
72  \
73  DOTP_SH4_SW(in_r0, in_r1, in_l0, in_l1, cnst64, cnst64, \
74  cnst83, cnst36, vec0, vec2, vec1, vec3); \
75  DOTP_SH2_SW(in_l0, in_l1, cnst36, cnst83, vec4, vec5); \
76  \
77  sum0 = vec0 + vec2; \
78  sum1 = vec0 - vec2; \
79  sum3 = sum0; \
80  sum2 = sum1; \
81  \
82  vec1 += vec3; \
83  vec4 -= vec5; \
84  \
85  sum0 += vec1; \
86  sum1 += vec4; \
87  sum2 -= vec4; \
88  sum3 -= vec1; \
89  \
90  SRARI_W4_SW(sum0, sum1, sum2, sum3, shift); \
91  SAT_SW4_SW(sum0, sum1, sum2, sum3, 15); \
92 }
93 
94 #define HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, shift) \
95 { \
96  v8i16 src0_r, src1_r, src2_r, src3_r; \
97  v8i16 src0_l, src1_l, src2_l, src3_l; \
98  v8i16 filt0, filter0, filter1, filter2, filter3; \
99  v4i32 temp0_r, temp1_r, temp2_r, temp3_r, temp4_r, temp5_r; \
100  v4i32 temp0_l, temp1_l, temp2_l, temp3_l, temp4_l, temp5_l; \
101  v4i32 sum0_r, sum1_r, sum2_r, sum3_r; \
102  v4i32 sum0_l, sum1_l, sum2_l, sum3_l; \
103  \
104  ILVR_H4_SH(in4, in0, in6, in2, in5, in1, in3, in7, \
105  src0_r, src1_r, src2_r, src3_r); \
106  ILVL_H4_SH(in4, in0, in6, in2, in5, in1, in3, in7, \
107  src0_l, src1_l, src2_l, src3_l); \
108  \
109  filt0 = LD_SH(filter); \
110  SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3); \
111  DOTP_SH4_SW(src0_r, src0_l, src1_r, src1_l, filter0, filter0, \
112  filter1, filter1, temp0_r, temp0_l, temp1_r, temp1_l); \
113  \
114  BUTTERFLY_4(temp0_r, temp0_l, temp1_l, temp1_r, sum0_r, sum0_l, \
115  sum1_l, sum1_r); \
116  sum2_r = sum1_r; \
117  sum2_l = sum1_l; \
118  sum3_r = sum0_r; \
119  sum3_l = sum0_l; \
120  \
121  DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter2, filter2, \
122  filter3, filter3, temp2_r, temp2_l, temp3_r, temp3_l); \
123  \
124  temp2_r += temp3_r; \
125  temp2_l += temp3_l; \
126  sum0_r += temp2_r; \
127  sum0_l += temp2_l; \
128  sum3_r -= temp2_r; \
129  sum3_l -= temp2_l; \
130  \
131  SRARI_W4_SW(sum0_r, sum0_l, sum3_r, sum3_l, shift); \
132  SAT_SW4_SW(sum0_r, sum0_l, sum3_r, sum3_l, 15); \
133  PCKEV_H2_SH(sum0_l, sum0_r, sum3_l, sum3_r, in0, in7); \
134  DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter3, filter3, \
135  filter2, filter2, temp4_r, temp4_l, temp5_r, temp5_l); \
136  \
137  temp4_r -= temp5_r; \
138  temp4_l -= temp5_l; \
139  sum1_r += temp4_r; \
140  sum1_l += temp4_l; \
141  sum2_r -= temp4_r; \
142  sum2_l -= temp4_l; \
143  \
144  SRARI_W4_SW(sum1_r, sum1_l, sum2_r, sum2_l, shift); \
145  SAT_SW4_SW(sum1_r, sum1_l, sum2_r, sum2_l, 15); \
146  PCKEV_H2_SH(sum1_l, sum1_r, sum2_l, sum2_r, in3, in4); \
147  \
148  filt0 = LD_SH(filter + 8); \
149  SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3); \
150  DOTP_SH4_SW(src0_r, src0_l, src1_r, src1_l, filter0, filter0, \
151  filter1, filter1, temp0_r, temp0_l, temp1_r, temp1_l); \
152  \
153  BUTTERFLY_4(temp0_r, temp0_l, temp1_l, temp1_r, sum0_r, sum0_l, \
154  sum1_l, sum1_r); \
155  sum2_r = sum1_r; \
156  sum2_l = sum1_l; \
157  sum3_r = sum0_r; \
158  sum3_l = sum0_l; \
159  \
160  DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter2, filter2, \
161  filter3, filter3, temp2_r, temp2_l, temp3_r, temp3_l); \
162  \
163  temp2_r += temp3_r; \
164  temp2_l += temp3_l; \
165  sum0_r += temp2_r; \
166  sum0_l += temp2_l; \
167  sum3_r -= temp2_r; \
168  sum3_l -= temp2_l; \
169  \
170  SRARI_W4_SW(sum0_r, sum0_l, sum3_r, sum3_l, shift); \
171  SAT_SW4_SW(sum0_r, sum0_l, sum3_r, sum3_l, 15); \
172  PCKEV_H2_SH(sum0_l, sum0_r, sum3_l, sum3_r, in1, in6); \
173  DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter3, filter3, \
174  filter2, filter2, temp4_r, temp4_l, temp5_r, temp5_l); \
175  \
176  temp4_r -= temp5_r; \
177  temp4_l -= temp5_l; \
178  sum1_r -= temp4_r; \
179  sum1_l -= temp4_l; \
180  sum2_r += temp4_r; \
181  sum2_l += temp4_l; \
182  \
183  SRARI_W4_SW(sum1_r, sum1_l, sum2_r, sum2_l, shift); \
184  SAT_SW4_SW(sum1_r, sum1_l, sum2_r, sum2_l, 15); \
185  PCKEV_H2_SH(sum1_l, sum1_r, sum2_l, sum2_r, in2, in5); \
186 }
187 
188 #define HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, \
189  src4_r, src5_r, src6_r, src7_r, \
190  src0_l, src1_l, src2_l, src3_l, \
191  src4_l, src5_l, src6_l, src7_l, shift) \
192 { \
193  int16_t *ptr0, *ptr1; \
194  v8i16 filt0, filt1, dst0, dst1; \
195  v8i16 filter0, filter1, filter2, filter3; \
196  v4i32 temp0_r, temp1_r, temp0_l, temp1_l; \
197  v4i32 sum0_r, sum1_r, sum2_r, sum3_r, sum0_l, sum1_l, sum2_l; \
198  v4i32 sum3_l, res0_r, res1_r, res0_l, res1_l; \
199  \
200  ptr0 = (buf_ptr + 112); \
201  ptr1 = (buf_ptr + 128); \
202  k = -1; \
203  \
204  for (j = 0; j < 4; j++) \
205  { \
206  LD_SH2(filter, 8, filt0, filt1) \
207  filter += 16; \
208  SPLATI_W2_SH(filt0, 0, filter0, filter1); \
209  SPLATI_W2_SH(filt1, 0, filter2, filter3); \
210  DOTP_SH4_SW(src0_r, src0_l, src4_r, src4_l, filter0, filter0, \
211  filter2, filter2, sum0_r, sum0_l, sum2_r, sum2_l); \
212  DOTP_SH2_SW(src7_r, src7_l, filter2, filter2, sum3_r, sum3_l); \
213  DPADD_SH4_SW(src1_r, src1_l, src5_r, src5_l, filter1, filter1, \
214  filter3, filter3, sum0_r, sum0_l, sum2_r, sum2_l); \
215  DPADD_SH2_SW(src6_r, src6_l, filter3, filter3, sum3_r, sum3_l); \
216  \
217  sum1_r = sum0_r; \
218  sum1_l = sum0_l; \
219  \
220  SPLATI_W2_SH(filt0, 2, filter0, filter1); \
221  SPLATI_W2_SH(filt1, 2, filter2, filter3); \
222  DOTP_SH2_SW(src2_r, src2_l, filter0, filter0, temp0_r, temp0_l); \
223  DPADD_SH2_SW(src6_r, src6_l, filter2, filter2, sum2_r, sum2_l); \
224  DOTP_SH2_SW(src5_r, src5_l, filter2, filter2, temp1_r, temp1_l); \
225  \
226  sum0_r += temp0_r; \
227  sum0_l += temp0_l; \
228  sum1_r -= temp0_r; \
229  sum1_l -= temp0_l; \
230  \
231  sum3_r = temp1_r - sum3_r; \
232  sum3_l = temp1_l - sum3_l; \
233  \
234  DOTP_SH2_SW(src3_r, src3_l, filter1, filter1, temp0_r, temp0_l); \
235  DPADD_SH4_SW(src7_r, src7_l, src4_r, src4_l, filter3, filter3, \
236  filter3, filter3, sum2_r, sum2_l, sum3_r, sum3_l); \
237  \
238  sum0_r += temp0_r; \
239  sum0_l += temp0_l; \
240  sum1_r -= temp0_r; \
241  sum1_l -= temp0_l; \
242  \
243  BUTTERFLY_4(sum0_r, sum0_l, sum2_l, sum2_r, res0_r, res0_l, \
244  res1_l, res1_r); \
245  SRARI_W4_SW(res0_r, res0_l, res1_r, res1_l, shift); \
246  SAT_SW4_SW(res0_r, res0_l, res1_r, res1_l, 15); \
247  PCKEV_H2_SH(res0_l, res0_r, res1_l, res1_r, dst0, dst1); \
248  ST_SH(dst0, buf_ptr); \
249  ST_SH(dst1, (buf_ptr + ((15 - (j * 2)) * 16))); \
250  \
251  BUTTERFLY_4(sum1_r, sum1_l, sum3_l, sum3_r, res0_r, res0_l, \
252  res1_l, res1_r); \
253  SRARI_W4_SW(res0_r, res0_l, res1_r, res1_l, shift); \
254  SAT_SW4_SW(res0_r, res0_l, res1_r, res1_l, 15); \
255  PCKEV_H2_SH(res0_l, res0_r, res1_l, res1_r, dst0, dst1); \
256  ST_SH(dst0, (ptr0 + (((j / 2 + j % 2) * 2 * k) * 16))); \
257  ST_SH(dst1, (ptr1 - (((j / 2 + j % 2) * 2 * k) * 16))); \
258  \
259  k *= -1; \
260  buf_ptr += 16; \
261  } \
262 }
263 
264 #define HEVC_EVEN16_CALC(input, sum0_r, sum0_l, load_idx, store_idx) \
265 { \
266  LD_SW2(input + load_idx * 8, 4, tmp0_r, tmp0_l); \
267  tmp1_r = sum0_r; \
268  tmp1_l = sum0_l; \
269  sum0_r += tmp0_r; \
270  sum0_l += tmp0_l; \
271  ST_SW2(sum0_r, sum0_l, (input + load_idx * 8), 4); \
272  tmp1_r -= tmp0_r; \
273  tmp1_l -= tmp0_l; \
274  ST_SW2(tmp1_r, tmp1_l, (input + store_idx * 8), 4); \
275 }
276 
277 #define HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, \
278  res0, res1, res2, res3, shift) \
279 { \
280  v4i32 vec0, vec1, vec2, vec3; \
281  v4i32 cnst74 = __msa_ldi_w(74); \
282  v4i32 cnst55 = __msa_ldi_w(55); \
283  v4i32 cnst29 = __msa_ldi_w(29); \
284  \
285  vec0 = in_r0 + in_r1; \
286  vec2 = in_r0 - in_l1; \
287  res0 = vec0 * cnst29; \
288  res1 = vec2 * cnst55; \
289  res2 = in_r0 - in_r1; \
290  vec1 = in_r1 + in_l1; \
291  res2 += in_l1; \
292  vec3 = in_l0 * cnst74; \
293  res3 = vec0 * cnst55; \
294  \
295  res0 += vec1 * cnst55; \
296  res1 -= vec1 * cnst29; \
297  res2 *= cnst74; \
298  res3 += vec2 * cnst29; \
299  \
300  res0 += vec3; \
301  res1 += vec3; \
302  res3 -= vec3; \
303  \
304  SRARI_W4_SW(res0, res1, res2, res3, shift); \
305  SAT_SW4_SW(res0, res1, res2, res3, 15); \
306 }
307 
308 static void hevc_idct_4x4_msa(int16_t *coeffs)
309 {
310  v8i16 in0, in1;
311  v4i32 in_r0, in_l0, in_r1, in_l1;
312  v4i32 sum0, sum1, sum2, sum3;
313  v8i16 zeros = { 0 };
314 
315  LD_SH2(coeffs, 8, in0, in1);
316  ILVRL_H2_SW(zeros, in0, in_r0, in_l0);
317  ILVRL_H2_SW(zeros, in1, in_r1, in_l1);
318 
319  HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, sum0, sum1, sum2, sum3, 7);
320  TRANSPOSE4x4_SW_SW(sum0, sum1, sum2, sum3, in_r0, in_l0, in_r1, in_l1);
321  HEVC_IDCT4x4_COL(in_r0, in_l0, in_r1, in_l1, sum0, sum1, sum2, sum3, 12);
322 
323  /* Pack and transpose */
324  PCKEV_H2_SH(sum2, sum0, sum3, sum1, in0, in1);
325  ILVRL_H2_SW(in1, in0, sum0, sum1);
326  ILVRL_W2_SH(sum1, sum0, in0, in1);
327 
328  ST_SH2(in0, in1, coeffs, 8);
329 }
330 
331 static void hevc_idct_8x8_msa(int16_t *coeffs)
332 {
333  const int16_t *filter = &gt8x8_cnst[0];
334  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
335 
336  LD_SH8(coeffs, 8, in0, in1, in2, in3, in4, in5, in6, in7);
337  HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, 7);
338  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
339  in0, in1, in2, in3, in4, in5, in6, in7);
340  HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, 12);
341  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
342  in0, in1, in2, in3, in4, in5, in6, in7);
343  ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, coeffs, 8);
344 }
345 
346 static void hevc_idct_16x16_msa(int16_t *coeffs)
347 {
348  int16_t i, j, k;
349  int16_t buf[256];
350  int16_t *buf_ptr = &buf[0];
351  int16_t *src = coeffs;
352  const int16_t *filter = &gt16x16_cnst[0];
353  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
354  v8i16 in8, in9, in10, in11, in12, in13, in14, in15;
355  v8i16 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7;
356  v8i16 src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, src6_r, src7_r;
357  v8i16 src0_l, src1_l, src2_l, src3_l, src4_l, src5_l, src6_l, src7_l;
358 
359  for (i = 2; i--;) {
360  LD_SH16(src, 16, in0, in1, in2, in3, in4, in5, in6, in7,
361  in8, in9, in10, in11, in12, in13, in14, in15);
362 
363  ILVR_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
364  src0_r, src1_r, src2_r, src3_r);
365  ILVR_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
366  src4_r, src5_r, src6_r, src7_r);
367  ILVL_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
368  src0_l, src1_l, src2_l, src3_l);
369  ILVL_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
370  src4_l, src5_l, src6_l, src7_l);
371  HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, src4_r, src5_r,
372  src6_r, src7_r, src0_l, src1_l, src2_l, src3_l,
373  src4_l, src5_l, src6_l, src7_l, 7);
374 
375  src += 8;
376  buf_ptr = (&buf[0] + 8);
377  filter = &gt16x16_cnst[0];
378  }
379 
380  src = &buf[0];
381  buf_ptr = coeffs;
382  filter = &gt16x16_cnst[0];
383 
384  for (i = 2; i--;) {
385  LD_SH16(src, 8, in0, in8, in1, in9, in2, in10, in3, in11,
386  in4, in12, in5, in13, in6, in14, in7, in15);
387  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
388  in0, in1, in2, in3, in4, in5, in6, in7);
389  TRANSPOSE8x8_SH_SH(in8, in9, in10, in11, in12, in13, in14, in15,
390  in8, in9, in10, in11, in12, in13, in14, in15);
391  ILVR_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
392  src0_r, src1_r, src2_r, src3_r);
393  ILVR_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
394  src4_r, src5_r, src6_r, src7_r);
395  ILVL_H4_SH(in4, in0, in12, in8, in6, in2, in14, in10,
396  src0_l, src1_l, src2_l, src3_l);
397  ILVL_H4_SH(in5, in1, in13, in9, in3, in7, in11, in15,
398  src4_l, src5_l, src6_l, src7_l);
399  HEVC_IDCT16x16_COL(src0_r, src1_r, src2_r, src3_r, src4_r, src5_r,
400  src6_r, src7_r, src0_l, src1_l, src2_l, src3_l,
401  src4_l, src5_l, src6_l, src7_l, 12);
402 
403  src += 128;
404  buf_ptr = coeffs + 8;
405  filter = &gt16x16_cnst[0];
406  }
407 
408  LD_SH8(coeffs, 16, in0, in1, in2, in3, in4, in5, in6, in7);
409  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
410  vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
411  ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, coeffs, 16);
412 
413  LD_SH8((coeffs + 8), 16, in0, in1, in2, in3, in4, in5, in6, in7);
414  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
415  vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
416  LD_SH8((coeffs + 128), 16, in8, in9, in10, in11, in12, in13, in14, in15);
417  ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, (coeffs + 128), 16);
418  TRANSPOSE8x8_SH_SH(in8, in9, in10, in11, in12, in13, in14, in15,
419  vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
420  ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, (coeffs + 8), 16);
421 
422  LD_SH8((coeffs + 136), 16, in0, in1, in2, in3, in4, in5, in6, in7);
423  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
424  vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7);
425  ST_SH8(vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, (coeffs + 136), 16);
426 }
427 
428 static void hevc_idct_8x32_column_msa(int16_t *coeffs, uint8_t buf_pitch,
429  uint8_t round)
430 {
431  uint8_t i;
432  const int16_t *filter_ptr0 = &gt32x32_cnst0[0];
433  const int16_t *filter_ptr1 = &gt32x32_cnst1[0];
434  const int16_t *filter_ptr2 = &gt32x32_cnst2[0];
435  const int16_t *filter_ptr3 = &gt8x8_cnst[0];
436  int16_t *src0 = (coeffs + buf_pitch);
437  int16_t *src1 = (coeffs + 2 * buf_pitch);
438  int16_t *src2 = (coeffs + 4 * buf_pitch);
439  int16_t *src3 = (coeffs);
440  int32_t cnst0, cnst1;
441  int32_t tmp_buf[8 * 32 + 15];
442  int32_t *tmp_buf_ptr = tmp_buf + 15;
443  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
444  v8i16 src0_r, src1_r, src2_r, src3_r, src4_r, src5_r, src6_r, src7_r;
445  v8i16 src0_l, src1_l, src2_l, src3_l, src4_l, src5_l, src6_l, src7_l;
446  v8i16 filt0, filter0, filter1, filter2, filter3;
447  v4i32 sum0_r, sum0_l, sum1_r, sum1_l, tmp0_r, tmp0_l, tmp1_r, tmp1_l;
448 
449  /* Align pointer to 64 byte boundary */
450  tmp_buf_ptr = (int32_t *)(((uintptr_t) tmp_buf_ptr) & ~(uintptr_t) 63);
451 
452  /* process coeff 4, 12, 20, 28 */
453  LD_SH4(src2, 8 * buf_pitch, in0, in1, in2, in3);
454  ILVR_H2_SH(in1, in0, in3, in2, src0_r, src1_r);
455  ILVL_H2_SH(in1, in0, in3, in2, src0_l, src1_l);
456 
457  LD_SH2(src3, 16 * buf_pitch, in4, in6);
458  LD_SH2((src3 + 8 * buf_pitch), 16 * buf_pitch, in5, in7);
459  ILVR_H2_SH(in6, in4, in7, in5, src2_r, src3_r);
460  ILVL_H2_SH(in6, in4, in7, in5, src2_l, src3_l);
461 
462  /* loop for all columns of constants */
463  for (i = 0; i < 2; i++) {
464  /* processing single column of constants */
465  cnst0 = LW(filter_ptr2);
466  cnst1 = LW(filter_ptr2 + 2);
467 
468  filter0 = (v8i16) __msa_fill_w(cnst0);
469  filter1 = (v8i16) __msa_fill_w(cnst1);
470 
471  DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
472  DPADD_SH2_SW(src1_r, src1_l, filter1, filter1, sum0_r, sum0_l);
473  ST_SW2(sum0_r, sum0_l, (tmp_buf_ptr + 2 * i * 8), 4);
474 
475  /* processing single column of constants */
476  cnst0 = LW(filter_ptr2 + 4);
477  cnst1 = LW(filter_ptr2 + 6);
478 
479  filter0 = (v8i16) __msa_fill_w(cnst0);
480  filter1 = (v8i16) __msa_fill_w(cnst1);
481 
482  DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
483  DPADD_SH2_SW(src1_r, src1_l, filter1, filter1, sum0_r, sum0_l);
484  ST_SW2(sum0_r, sum0_l, (tmp_buf_ptr + (2 * i + 1) * 8), 4);
485 
486  filter_ptr2 += 8;
487  }
488 
489  /* process coeff 0, 8, 16, 24 */
490  /* loop for all columns of constants */
491  for (i = 0; i < 2; i++) {
492  /* processing first column of filter constants */
493  cnst0 = LW(filter_ptr3);
494  cnst1 = LW(filter_ptr3 + 2);
495 
496  filter0 = (v8i16) __msa_fill_w(cnst0);
497  filter1 = (v8i16) __msa_fill_w(cnst1);
498 
499  DOTP_SH4_SW(src2_r, src2_l, src3_r, src3_l, filter0, filter0, filter1,
500  filter1, sum0_r, sum0_l, tmp1_r, tmp1_l);
501 
502  sum1_r = sum0_r - tmp1_r;
503  sum1_l = sum0_l - tmp1_l;
504  sum0_r = sum0_r + tmp1_r;
505  sum0_l = sum0_l + tmp1_l;
506 
507  HEVC_EVEN16_CALC(tmp_buf_ptr, sum0_r, sum0_l, i, (7 - i));
508  HEVC_EVEN16_CALC(tmp_buf_ptr, sum1_r, sum1_l, (3 - i), (4 + i));
509 
510  filter_ptr3 += 8;
511  }
512 
513  /* process coeff 2 6 10 14 18 22 26 30 */
514  LD_SH8(src1, 4 * buf_pitch, in0, in1, in2, in3, in4, in5, in6, in7);
515  ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
516  src0_r, src1_r, src2_r, src3_r);
517  ILVL_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
518  src0_l, src1_l, src2_l, src3_l);
519 
520  /* loop for all columns of constants */
521  for (i = 0; i < 8; i++) {
522  /* processing single column of constants */
523  filt0 = LD_SH(filter_ptr1);
524  SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3);
525  DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
526  DPADD_SH4_SW(src1_r, src1_l, src2_r, src2_l, filter1, filter1, filter2,
527  filter2, sum0_r, sum0_l, sum0_r, sum0_l);
528  DPADD_SH2_SW(src3_r, src3_l, filter3, filter3, sum0_r, sum0_l);
529 
530  LD_SW2(tmp_buf_ptr + i * 8, 4, tmp0_r, tmp0_l);
531  tmp1_r = tmp0_r;
532  tmp1_l = tmp0_l;
533  tmp0_r += sum0_r;
534  tmp0_l += sum0_l;
535  ST_SW2(tmp0_r, tmp0_l, (tmp_buf_ptr + i * 8), 4);
536  tmp1_r -= sum0_r;
537  tmp1_l -= sum0_l;
538  ST_SW2(tmp1_r, tmp1_l, (tmp_buf_ptr + (15 - i) * 8), 4);
539 
540  filter_ptr1 += 8;
541  }
542 
543  /* process coeff 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 */
544  LD_SH8(src0, 2 * buf_pitch, in0, in1, in2, in3, in4, in5, in6, in7);
545  src0 += 16 * buf_pitch;
546  ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
547  src0_r, src1_r, src2_r, src3_r);
548  ILVL_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
549  src0_l, src1_l, src2_l, src3_l);
550 
551  LD_SH8(src0, 2 * buf_pitch, in0, in1, in2, in3, in4, in5, in6, in7);
552  ILVR_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
553  src4_r, src5_r, src6_r, src7_r);
554  ILVL_H4_SH(in1, in0, in3, in2, in5, in4, in7, in6,
555  src4_l, src5_l, src6_l, src7_l);
556 
557  /* loop for all columns of filter constants */
558  for (i = 0; i < 16; i++) {
559  /* processing single column of constants */
560  filt0 = LD_SH(filter_ptr0);
561  SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3);
562  DOTP_SH2_SW(src0_r, src0_l, filter0, filter0, sum0_r, sum0_l);
563  DPADD_SH4_SW(src1_r, src1_l, src2_r, src2_l, filter1, filter1, filter2,
564  filter2, sum0_r, sum0_l, sum0_r, sum0_l);
565  DPADD_SH2_SW(src3_r, src3_l, filter3, filter3, sum0_r, sum0_l);
566 
567  tmp1_r = sum0_r;
568  tmp1_l = sum0_l;
569 
570  filt0 = LD_SH(filter_ptr0 + 8);
571  SPLATI_W4_SH(filt0, filter0, filter1, filter2, filter3);
572  DOTP_SH2_SW(src4_r, src4_l, filter0, filter0, sum0_r, sum0_l);
573  DPADD_SH4_SW(src5_r, src5_l, src6_r, src6_l, filter1, filter1, filter2,
574  filter2, sum0_r, sum0_l, sum0_r, sum0_l);
575  DPADD_SH2_SW(src7_r, src7_l, filter3, filter3, sum0_r, sum0_l);
576 
577  sum0_r += tmp1_r;
578  sum0_l += tmp1_l;
579 
580  LD_SW2(tmp_buf_ptr + i * 8, 4, tmp0_r, tmp0_l);
581  tmp1_r = tmp0_r;
582  tmp1_l = tmp0_l;
583  tmp0_r += sum0_r;
584  tmp0_l += sum0_l;
585  sum1_r = __msa_fill_w(round);
586  SRAR_W2_SW(tmp0_r, tmp0_l, sum1_r);
587  SAT_SW2_SW(tmp0_r, tmp0_l, 15);
588  in0 = __msa_pckev_h((v8i16) tmp0_l, (v8i16) tmp0_r);
589  ST_SH(in0, (coeffs + i * buf_pitch));
590  tmp1_r -= sum0_r;
591  tmp1_l -= sum0_l;
592  SRAR_W2_SW(tmp1_r, tmp1_l, sum1_r);
593  SAT_SW2_SW(tmp1_r, tmp1_l, 15);
594  in0 = __msa_pckev_h((v8i16) tmp1_l, (v8i16) tmp1_r);
595  ST_SH(in0, (coeffs + (31 - i) * buf_pitch));
596 
597  filter_ptr0 += 16;
598  }
599 }
600 
601 static void hevc_idct_transpose_32x8_to_8x32(int16_t *coeffs, int16_t *tmp_buf)
602 {
603  uint8_t i;
604  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
605 
606  for (i = 0; i < 4; i++) {
607  LD_SH8(coeffs + i * 8, 32, in0, in1, in2, in3, in4, in5, in6, in7);
608  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
609  in0, in1, in2, in3, in4, in5, in6, in7);
610  ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, tmp_buf + i * 8 * 8, 8);
611  }
612 }
613 
614 static void hevc_idct_transpose_8x32_to_32x8(int16_t *tmp_buf, int16_t *coeffs)
615 {
616  uint8_t i;
617  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
618 
619  for (i = 0; i < 4; i++) {
620  LD_SH8(tmp_buf + i * 8 * 8, 8, in0, in1, in2, in3, in4, in5, in6, in7);
621  TRANSPOSE8x8_SH_SH(in0, in1, in2, in3, in4, in5, in6, in7,
622  in0, in1, in2, in3, in4, in5, in6, in7);
623  ST_SH8(in0, in1, in2, in3, in4, in5, in6, in7, coeffs + i * 8, 32);
624  }
625 }
626 
627 static void hevc_idct_32x32_msa(int16_t *coeffs)
628 {
629  uint8_t row_cnt, col_cnt;
630  int16_t *src = coeffs;
631  int16_t tmp_buf[8 * 32 + 31];
632  int16_t *tmp_buf_ptr = tmp_buf + 31;
633  uint8_t round;
634  uint8_t buf_pitch;
635 
636  /* Align pointer to 64 byte boundary */
637  tmp_buf_ptr = (int16_t *)(((uintptr_t) tmp_buf_ptr) & ~(uintptr_t) 63);
638 
639  /* column transform */
640  round = 7;
641  buf_pitch = 32;
642  for (col_cnt = 0; col_cnt < 4; col_cnt++) {
643  /* process 8x32 blocks */
644  hevc_idct_8x32_column_msa((coeffs + col_cnt * 8), buf_pitch, round);
645  }
646 
647  /* row transform */
648  round = 12;
649  buf_pitch = 8;
650  for (row_cnt = 0; row_cnt < 4; row_cnt++) {
651  /* process 32x8 blocks */
652  src = (coeffs + 32 * 8 * row_cnt);
653 
654  hevc_idct_transpose_32x8_to_8x32(src, tmp_buf_ptr);
655  hevc_idct_8x32_column_msa(tmp_buf_ptr, buf_pitch, round);
656  hevc_idct_transpose_8x32_to_32x8(tmp_buf_ptr, src);
657  }
658 }
659 
660 static void hevc_idct_dc_4x4_msa(int16_t *coeffs)
661 {
662  int32_t val;
663  v8i16 dst;
664 
665  val = (coeffs[0] + 1) >> 1;
666  val = (val + 32) >> 6;
667  dst = __msa_fill_h(val);
668 
669  ST_SH2(dst, dst, coeffs, 8);
670 }
671 
672 static void hevc_idct_dc_8x8_msa(int16_t *coeffs)
673 {
674  int32_t val;
675  v8i16 dst;
676 
677  val = (coeffs[0] + 1) >> 1;
678  val = (val + 32) >> 6;
679  dst = __msa_fill_h(val);
680 
681  ST_SH8(dst, dst, dst, dst, dst, dst, dst, dst, coeffs, 8);
682 }
683 
684 static void hevc_idct_dc_16x16_msa(int16_t *coeffs)
685 {
686  uint8_t loop;
687  int32_t val;
688  v8i16 dst;
689 
690  val = (coeffs[0] + 1) >> 1;
691  val = (val + 32) >> 6;
692  dst = __msa_fill_h(val);
693 
694  for (loop = 4; loop--;) {
695  ST_SH8(dst, dst, dst, dst, dst, dst, dst, dst, coeffs, 8);
696  coeffs += 8 * 8;
697  }
698 }
699 
700 static void hevc_idct_dc_32x32_msa(int16_t *coeffs)
701 {
702  uint8_t loop;
703  int32_t val;
704  v8i16 dst;
705 
706  val = (coeffs[0] + 1) >> 1;
707  val = (val + 32) >> 6;
708  dst = __msa_fill_h(val);
709 
710  for (loop = 16; loop--;) {
711  ST_SH8(dst, dst, dst, dst, dst, dst, dst, dst, coeffs, 8);
712  coeffs += 8 * 8;
713  }
714 }
715 
716 static void hevc_addblk_4x4_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
717 {
718  uint32_t dst0, dst1, dst2, dst3;
719  v8i16 dst_r0, dst_l0, in0, in1;
720  v4i32 dst_vec = { 0 };
721  v16u8 zeros = { 0 };
722 
723  LD_SH2(coeffs, 8, in0, in1);
724  LW4(dst, stride, dst0, dst1, dst2, dst3);
725  INSERT_W4_SW(dst0, dst1, dst2, dst3, dst_vec);
726  ILVRL_B2_SH(zeros, dst_vec, dst_r0, dst_l0);
727  ADD2(dst_r0, in0, dst_l0, in1, dst_r0, dst_l0);
728  CLIP_SH2_0_255(dst_r0, dst_l0);
729  dst_vec = (v4i32) __msa_pckev_b((v16i8) dst_l0, (v16i8) dst_r0);
730  ST4x4_UB(dst_vec, dst_vec, 0, 1, 2, 3, dst, stride);
731 }
732 
733 static void hevc_addblk_8x8_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
734 {
735  uint8_t *temp_dst = dst;
736  uint64_t dst0, dst1, dst2, dst3;
737  v2i64 dst_vec0 = { 0 };
738  v2i64 dst_vec1 = { 0 };
739  v8i16 dst_r0, dst_l0, dst_r1, dst_l1;
740  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
741  v16u8 zeros = { 0 };
742 
743  LD_SH8(coeffs, 8, in0, in1, in2, in3, in4, in5, in6, in7);
744  LD4(temp_dst, stride, dst0, dst1, dst2, dst3);
745  temp_dst += (4 * stride);
746 
747  INSERT_D2_SD(dst0, dst1, dst_vec0);
748  INSERT_D2_SD(dst2, dst3, dst_vec1);
749  ILVRL_B2_SH(zeros, dst_vec0, dst_r0, dst_l0);
750  ILVRL_B2_SH(zeros, dst_vec1, dst_r1, dst_l1);
751  ADD4(dst_r0, in0, dst_l0, in1, dst_r1, in2, dst_l1, in3,
752  dst_r0, dst_l0, dst_r1, dst_l1);
753  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
754  PCKEV_B2_SH(dst_l0, dst_r0, dst_l1, dst_r1, dst_r0, dst_r1);
755  ST8x4_UB(dst_r0, dst_r1, dst, stride);
756  dst += (4 * stride);
757 
758  LD4(temp_dst, stride, dst0, dst1, dst2, dst3);
759  INSERT_D2_SD(dst0, dst1, dst_vec0);
760  INSERT_D2_SD(dst2, dst3, dst_vec1);
761  UNPCK_UB_SH(dst_vec0, dst_r0, dst_l0);
762  UNPCK_UB_SH(dst_vec1, dst_r1, dst_l1);
763  ADD4(dst_r0, in4, dst_l0, in5, dst_r1, in6, dst_l1, in7,
764  dst_r0, dst_l0, dst_r1, dst_l1);
765  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
766  PCKEV_B2_SH(dst_l0, dst_r0, dst_l1, dst_r1, dst_r0, dst_r1);
767  ST8x4_UB(dst_r0, dst_r1, dst, stride);
768 }
769 
770 static void hevc_addblk_16x16_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
771 {
772  uint8_t loop_cnt;
773  uint8_t *temp_dst = dst;
774  v16u8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
775  v8i16 dst_r0, dst_l0, dst_r1, dst_l1, dst_r2, dst_l2, dst_r3, dst_l3;
776  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
777 
778  /* Pre-load for next iteration */
779  LD_UB4(temp_dst, stride, dst4, dst5, dst6, dst7);
780  temp_dst += (4 * stride);
781  LD_SH4(coeffs, 16, in0, in2, in4, in6);
782  LD_SH4((coeffs + 8), 16, in1, in3, in5, in7);
783  coeffs += 64;
784 
785  for (loop_cnt = 3; loop_cnt--;) {
786  UNPCK_UB_SH(dst4, dst_r0, dst_l0);
787  UNPCK_UB_SH(dst5, dst_r1, dst_l1);
788  UNPCK_UB_SH(dst6, dst_r2, dst_l2);
789  UNPCK_UB_SH(dst7, dst_r3, dst_l3);
790 
791  dst_r0 += in0;
792  dst_l0 += in1;
793  dst_r1 += in2;
794  dst_l1 += in3;
795  dst_r2 += in4;
796  dst_l2 += in5;
797  dst_r3 += in6;
798  dst_l3 += in7;
799 
800  /* Pre-load for next iteration */
801  LD_UB4(temp_dst, stride, dst4, dst5, dst6, dst7);
802  temp_dst += (4 * stride);
803  LD_SH4(coeffs, 16, in0, in2, in4, in6);
804  LD_SH4((coeffs + 8), 16, in1, in3, in5, in7);
805  coeffs += 64;
806 
807  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
808  CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
809  PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
810  dst_r3, dst0, dst1, dst2, dst3);
811  ST_UB4(dst0, dst1, dst2, dst3, dst, stride);
812  dst += (4 * stride);
813  }
814 
815  UNPCK_UB_SH(dst4, dst_r0, dst_l0);
816  UNPCK_UB_SH(dst5, dst_r1, dst_l1);
817  UNPCK_UB_SH(dst6, dst_r2, dst_l2);
818  UNPCK_UB_SH(dst7, dst_r3, dst_l3);
819 
820  dst_r0 += in0;
821  dst_l0 += in1;
822  dst_r1 += in2;
823  dst_l1 += in3;
824  dst_r2 += in4;
825  dst_l2 += in5;
826  dst_r3 += in6;
827  dst_l3 += in7;
828 
829  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
830  CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
831  PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
832  dst_r3, dst0, dst1, dst2, dst3);
833  ST_UB4(dst0, dst1, dst2, dst3, dst, stride);
834 }
835 
836 static void hevc_addblk_32x32_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
837 {
838  uint8_t loop_cnt;
839  uint8_t *temp_dst = dst;
840  v16u8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
841  v8i16 dst_r0, dst_l0, dst_r1, dst_l1, dst_r2, dst_l2, dst_r3, dst_l3;
842  v8i16 in0, in1, in2, in3, in4, in5, in6, in7;
843 
844  /* Pre-load for next iteration */
845  LD_UB2(temp_dst, 16, dst4, dst5);
846  temp_dst += stride;
847  LD_UB2(temp_dst, 16, dst6, dst7);
848  temp_dst += stride;
849  LD_SH4(coeffs, 16, in0, in2, in4, in6);
850  LD_SH4((coeffs + 8), 16, in1, in3, in5, in7);
851  coeffs += 64;
852 
853  for (loop_cnt = 14; loop_cnt--;) {
854  UNPCK_UB_SH(dst4, dst_r0, dst_l0);
855  UNPCK_UB_SH(dst5, dst_r1, dst_l1);
856  UNPCK_UB_SH(dst6, dst_r2, dst_l2);
857  UNPCK_UB_SH(dst7, dst_r3, dst_l3);
858 
859  dst_r0 += in0;
860  dst_l0 += in1;
861  dst_r1 += in2;
862  dst_l1 += in3;
863  dst_r2 += in4;
864  dst_l2 += in5;
865  dst_r3 += in6;
866  dst_l3 += in7;
867 
868  /* Pre-load for next iteration */
869  LD_UB2(temp_dst, 16, dst4, dst5);
870  temp_dst += stride;
871  LD_UB2(temp_dst, 16, dst6, dst7);
872  temp_dst += stride;
873  LD_SH4(coeffs, 16, in0, in2, in4, in6);
874  LD_SH4((coeffs + 8), 16, in1, in3, in5, in7);
875  coeffs += 64;
876 
877  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
878  CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
879  PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
880  dst_r3, dst0, dst1, dst2, dst3);
881  ST_UB2(dst0, dst1, dst, 16);
882  dst += stride;
883  ST_UB2(dst2, dst3, dst, 16);
884  dst += stride;
885  }
886 
887  UNPCK_UB_SH(dst4, dst_r0, dst_l0);
888  UNPCK_UB_SH(dst5, dst_r1, dst_l1);
889  UNPCK_UB_SH(dst6, dst_r2, dst_l2);
890  UNPCK_UB_SH(dst7, dst_r3, dst_l3);
891 
892  dst_r0 += in0;
893  dst_l0 += in1;
894  dst_r1 += in2;
895  dst_l1 += in3;
896  dst_r2 += in4;
897  dst_l2 += in5;
898  dst_r3 += in6;
899  dst_l3 += in7;
900 
901  /* Pre-load for next iteration */
902  LD_UB2(temp_dst, 16, dst4, dst5);
903  temp_dst += stride;
904  LD_UB2(temp_dst, 16, dst6, dst7);
905  temp_dst += stride;
906  LD_SH4(coeffs, 16, in0, in2, in4, in6);
907  LD_SH4((coeffs + 8), 16, in1, in3, in5, in7);
908 
909  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
910  CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
911  PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
912  dst_r3, dst0, dst1, dst2, dst3);
913  ST_UB2(dst0, dst1, dst, 16);
914  dst += stride;
915  ST_UB2(dst2, dst3, dst, 16);
916  dst += stride;
917 
918  UNPCK_UB_SH(dst4, dst_r0, dst_l0);
919  UNPCK_UB_SH(dst5, dst_r1, dst_l1);
920  UNPCK_UB_SH(dst6, dst_r2, dst_l2);
921  UNPCK_UB_SH(dst7, dst_r3, dst_l3);
922 
923  dst_r0 += in0;
924  dst_l0 += in1;
925  dst_r1 += in2;
926  dst_l1 += in3;
927  dst_r2 += in4;
928  dst_l2 += in5;
929  dst_r3 += in6;
930  dst_l3 += in7;
931 
932  CLIP_SH4_0_255(dst_r0, dst_l0, dst_r1, dst_l1);
933  CLIP_SH4_0_255(dst_r2, dst_l2, dst_r3, dst_l3);
934  PCKEV_B4_UB(dst_l0, dst_r0, dst_l1, dst_r1, dst_l2, dst_r2, dst_l3,
935  dst_r3, dst0, dst1, dst2, dst3);
936  ST_UB2(dst0, dst1, dst, 16);
937  dst += stride;
938  ST_UB2(dst2, dst3, dst, 16);
939 }
940 
941 static void hevc_idct_luma_4x4_msa(int16_t *coeffs)
942 {
943  v8i16 in0, in1, dst0, dst1;
944  v4i32 in_r0, in_l0, in_r1, in_l1, res0, res1, res2, res3;
945 
946  LD_SH2(coeffs, 8, in0, in1);
947  UNPCK_SH_SW(in0, in_r0, in_l0);
948  UNPCK_SH_SW(in1, in_r1, in_l1);
949  HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, res0, res1, res2, res3,
950  7);
951  TRANSPOSE4x4_SW_SW(res0, res1, res2, res3, in_r0, in_l0, in_r1, in_l1);
952  HEVC_IDCT_LUMA4x4_COL(in_r0, in_l0, in_r1, in_l1, res0, res1, res2, res3,
953  12);
954 
955  /* Pack and transpose */
956  PCKEV_H2_SH(res2, res0, res3, res1, dst0, dst1);
957  ILVRL_H2_SW(dst1, dst0, res0, res1);
958  ILVRL_W2_SH(res1, res0, dst0, dst1);
959 
960  ST_SH2(dst0, dst1, coeffs, 8);
961 }
962 
963 void ff_hevc_idct_4x4_msa(int16_t *coeffs, int col_limit)
964 {
965  hevc_idct_4x4_msa(coeffs);
966 }
967 
968 void ff_hevc_idct_8x8_msa(int16_t *coeffs, int col_limit)
969 {
970  hevc_idct_8x8_msa(coeffs);
971 }
972 
973 void ff_hevc_idct_16x16_msa(int16_t *coeffs, int col_limit)
974 {
975  hevc_idct_16x16_msa(coeffs);
976 }
977 
978 void ff_hevc_idct_32x32_msa(int16_t *coeffs, int col_limit)
979 {
980  hevc_idct_32x32_msa(coeffs);
981 }
982 
983 void ff_hevc_addblk_4x4_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
984 {
985  hevc_addblk_4x4_msa(coeffs, dst, stride);
986 }
987 
988 void ff_hevc_addblk_8x8_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
989 {
990  hevc_addblk_8x8_msa(coeffs, dst, stride);
991 }
992 
993 void ff_hevc_addblk_16x16_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
994 {
995  hevc_addblk_16x16_msa(coeffs, dst, stride);
996 }
997 
998 void ff_hevc_addblk_32x32_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
999 {
1000  hevc_addblk_32x32_msa(coeffs, dst, stride);
1001 }
1002 
1003 void ff_hevc_idct_dc_4x4_msa(int16_t *coeffs)
1004 {
1005  hevc_idct_dc_4x4_msa(coeffs);
1006 }
1007 
1008 void ff_hevc_idct_dc_8x8_msa(int16_t *coeffs)
1009 {
1010  hevc_idct_dc_8x8_msa(coeffs);
1011 }
1012 
1013 void ff_hevc_idct_dc_16x16_msa(int16_t *coeffs)
1014 {
1015  hevc_idct_dc_16x16_msa(coeffs);
1016 }
1017 
1018 void ff_hevc_idct_dc_32x32_msa(int16_t *coeffs)
1019 {
1020  hevc_idct_dc_32x32_msa(coeffs);
1021 }
1022 
1023 void ff_hevc_idct_luma_4x4_msa(int16_t *coeffs)
1024 {
1025  hevc_idct_luma_4x4_msa(coeffs);
1026 }
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LW4
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Definition: generic_macros_msa.h:199
ST_SH8
#define ST_SH8(...)
Definition: generic_macros_msa.h:400
ILVRL_W2_SH
#define ILVRL_W2_SH(...)
Definition: generic_macros_msa.h:1616
ST8x4_UB
#define ST8x4_UB(in0, in1, pdst, stride)
Definition: generic_macros_msa.h:568
ILVR_H2_SH
#define ILVR_H2_SH(...)
Definition: generic_macros_msa.h:1491
LD_SH4
#define LD_SH4(...)
Definition: generic_macros_msa.h:296
hevc_addblk_32x32_msa
static void hevc_addblk_32x32_msa(int16_t *coeffs, uint8_t *dst, int32_t stride)
Definition: hevc_idct_msa.c:836
ST_SW2
#define ST_SW2(...)
Definition: generic_macros_msa.h:375
coeffs
static const int16_t coeffs[]
Definition: simple_idct_mmi.c:40
HEVC_IDCT8x8_COL
#define HEVC_IDCT8x8_COL(in0, in1, in2, in3, in4, in5, in6, in7, shift)
Definition: hevc_idct_msa.c:94
hevc_idct_4x4_msa
static void hevc_idct_4x4_msa(int16_t *coeffs)
Definition: hevc_idct_msa.c:308
gt16x16_cnst
static const int16_t gt16x16_cnst[64]
Definition: hevc_idct_msa.c:28
hevc_idct_dc_32x32_msa
static void hevc_idct_dc_32x32_msa(int16_t *coeffs)
Definition: hevc_idct_msa.c:700
hevc_idct_dc_8x8_msa
static void hevc_idct_dc_8x8_msa(int16_t *coeffs)
Definition: hevc_idct_msa.c:672
stride
#define stride
hevc_idct_dc_4x4_msa
static void hevc_idct_dc_4x4_msa(int16_t *coeffs)
Definition: hevc_idct_msa.c:660
ff_hevc_addblk_4x4_msa
void ff_hevc_addblk_4x4_msa(uint8_t *dst, int16_t *coeffs, ptrdiff_t stride)
Definition: hevc_idct_msa.c:983
HEVC_EVEN16_CALC
#define HEVC_EVEN16_CALC(input, sum0_r, sum0_l, load_idx, store_idx)
Definition: hevc_idct_msa.c:264
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