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 <assert.h>
12#include "./vpx_dsp_rtcd.h"
13#include "vpx_dsp/mips/vpx_convolve_msa.h"
14
15static void common_vt_8t_and_aver_dst_4w_msa(const uint8_t *src,
16                                             int32_t src_stride, uint8_t *dst,
17                                             int32_t dst_stride, int8_t *filter,
18                                             int32_t height) {
19  uint32_t loop_cnt;
20  uint32_t tp0, tp1, tp2, tp3;
21  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
22  v16u8 dst0 = { 0 }, out;
23  v16i8 src10_r, src32_r, src54_r, src76_r, src98_r, src21_r, src43_r;
24  v16i8 src65_r, src87_r, src109_r, src2110, src4332, src6554, src8776;
25  v16i8 src10998, filt0, filt1, filt2, filt3;
26  v8i16 filt, out10, out32;
27
28  src -= (3 * src_stride);
29
30  filt = LD_SH(filter);
31  SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3);
32
33  LD_SB7(src, src_stride, src0, src1, src2, src3, src4, src5, src6);
34  src += (7 * src_stride);
35
36  ILVR_B4_SB(src1, src0, src3, src2, src5, src4, src2, src1, src10_r, src32_r,
37             src54_r, src21_r);
38  ILVR_B2_SB(src4, src3, src6, src5, src43_r, src65_r);
39  ILVR_D3_SB(src21_r, src10_r, src43_r, src32_r, src65_r, src54_r, src2110,
40             src4332, src6554);
41  XORI_B3_128_SB(src2110, src4332, src6554);
42
43  for (loop_cnt = (height >> 2); loop_cnt--;) {
44    LD_SB4(src, src_stride, src7, src8, src9, src10);
45    src += (4 * src_stride);
46
47    LW4(dst, dst_stride, tp0, tp1, tp2, tp3);
48    INSERT_W4_UB(tp0, tp1, tp2, tp3, dst0);
49    ILVR_B4_SB(src7, src6, src8, src7, src9, src8, src10, src9, src76_r,
50               src87_r, src98_r, src109_r);
51    ILVR_D2_SB(src87_r, src76_r, src109_r, src98_r, src8776, src10998);
52    XORI_B2_128_SB(src8776, src10998);
53    out10 = FILT_8TAP_DPADD_S_H(src2110, src4332, src6554, src8776, filt0,
54                                filt1, filt2, filt3);
55    out32 = FILT_8TAP_DPADD_S_H(src4332, src6554, src8776, src10998, filt0,
56                                filt1, filt2, filt3);
57    SRARI_H2_SH(out10, out32, FILTER_BITS);
58    SAT_SH2_SH(out10, out32, 7);
59    out = PCKEV_XORI128_UB(out10, out32);
60    out = __msa_aver_u_b(out, dst0);
61
62    ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride);
63    dst += (4 * dst_stride);
64
65    src2110 = src6554;
66    src4332 = src8776;
67    src6554 = src10998;
68    src6 = src10;
69  }
70}
71
72static void common_vt_8t_and_aver_dst_8w_msa(const uint8_t *src,
73                                             int32_t src_stride, uint8_t *dst,
74                                             int32_t dst_stride, int8_t *filter,
75                                             int32_t height) {
76  uint32_t loop_cnt;
77  uint64_t tp0, tp1, tp2, tp3;
78  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
79  v16u8 dst0 = { 0 }, dst1 = { 0 };
80  v16i8 src10_r, src32_r, src54_r, src76_r, src98_r, src21_r, src43_r;
81  v16i8 src65_r, src87_r, src109_r, filt0, filt1, filt2, filt3;
82  v8i16 filt, out0, out1, out2, out3;
83
84  src -= (3 * src_stride);
85
86  filt = LD_SH(filter);
87  SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3);
88
89  LD_SB7(src, src_stride, src0, src1, src2, src3, src4, src5, src6);
90  src += (7 * src_stride);
91
92  XORI_B7_128_SB(src0, src1, src2, src3, src4, src5, src6);
93  ILVR_B4_SB(src1, src0, src3, src2, src5, src4, src2, src1, src10_r, src32_r,
94             src54_r, src21_r);
95  ILVR_B2_SB(src4, src3, src6, src5, src43_r, src65_r);
96
97  for (loop_cnt = (height >> 2); loop_cnt--;) {
98    LD_SB4(src, src_stride, src7, src8, src9, src10);
99    src += (4 * src_stride);
100
101    LD4(dst, dst_stride, tp0, tp1, tp2, tp3);
102    INSERT_D2_UB(tp0, tp1, dst0);
103    INSERT_D2_UB(tp2, tp3, dst1);
104    XORI_B4_128_SB(src7, src8, src9, src10);
105    ILVR_B4_SB(src7, src6, src8, src7, src9, src8, src10, src9, src76_r,
106               src87_r, src98_r, src109_r);
107    out0 = FILT_8TAP_DPADD_S_H(src10_r, src32_r, src54_r, src76_r, filt0, filt1,
108                               filt2, filt3);
109    out1 = FILT_8TAP_DPADD_S_H(src21_r, src43_r, src65_r, src87_r, filt0, filt1,
110                               filt2, filt3);
111    out2 = FILT_8TAP_DPADD_S_H(src32_r, src54_r, src76_r, src98_r, filt0, filt1,
112                               filt2, filt3);
113    out3 = FILT_8TAP_DPADD_S_H(src43_r, src65_r, src87_r, src109_r, filt0,
114                               filt1, filt2, filt3);
115    SRARI_H4_SH(out0, out1, out2, out3, FILTER_BITS);
116    SAT_SH4_SH(out0, out1, out2, out3, 7);
117    CONVERT_UB_AVG_ST8x4_UB(out0, out1, out2, out3, dst0, dst1, dst,
118                            dst_stride);
119    dst += (4 * dst_stride);
120
121    src10_r = src54_r;
122    src32_r = src76_r;
123    src54_r = src98_r;
124    src21_r = src65_r;
125    src43_r = src87_r;
126    src65_r = src109_r;
127    src6 = src10;
128  }
129}
130
131static void common_vt_8t_and_aver_dst_16w_mult_msa(
132    const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride,
133    int8_t *filter, int32_t height, int32_t width) {
134  const uint8_t *src_tmp;
135  uint8_t *dst_tmp;
136  uint32_t loop_cnt, cnt;
137  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
138  v16i8 src10_r, src32_r, src54_r, src76_r, src98_r, src21_r, src43_r;
139  v16i8 src65_r, src87_r, src109_r, src10_l, src32_l, src54_l, src76_l;
140  v16i8 src98_l, src21_l, src43_l, src65_l, src87_l, src109_l;
141  v16i8 filt0, filt1, filt2, filt3;
142  v16u8 dst0, dst1, dst2, dst3, tmp0, tmp1, tmp2, tmp3;
143  v8i16 out0_r, out1_r, out2_r, out3_r, out0_l, out1_l, out2_l, out3_l, filt;
144
145  src -= (3 * src_stride);
146
147  filt = LD_SH(filter);
148  SPLATI_H4_SB(filt, 0, 1, 2, 3, filt0, filt1, filt2, filt3);
149
150  for (cnt = (width >> 4); cnt--;) {
151    src_tmp = src;
152    dst_tmp = dst;
153
154    LD_SB7(src_tmp, src_stride, src0, src1, src2, src3, src4, src5, src6);
155    XORI_B7_128_SB(src0, src1, src2, src3, src4, src5, src6);
156    src_tmp += (7 * src_stride);
157
158    ILVR_B4_SB(src1, src0, src3, src2, src5, src4, src2, src1, src10_r, src32_r,
159               src54_r, src21_r);
160    ILVR_B2_SB(src4, src3, src6, src5, src43_r, src65_r);
161    ILVL_B4_SB(src1, src0, src3, src2, src5, src4, src2, src1, src10_l, src32_l,
162               src54_l, src21_l);
163    ILVL_B2_SB(src4, src3, src6, src5, src43_l, src65_l);
164
165    for (loop_cnt = (height >> 2); loop_cnt--;) {
166      LD_SB4(src_tmp, src_stride, src7, src8, src9, src10);
167      src_tmp += (4 * src_stride);
168
169      LD_UB4(dst_tmp, dst_stride, dst0, dst1, dst2, dst3);
170      XORI_B4_128_SB(src7, src8, src9, src10);
171      ILVR_B4_SB(src7, src6, src8, src7, src9, src8, src10, src9, src76_r,
172                 src87_r, src98_r, src109_r);
173      ILVL_B4_SB(src7, src6, src8, src7, src9, src8, src10, src9, src76_l,
174                 src87_l, src98_l, src109_l);
175      out0_r = FILT_8TAP_DPADD_S_H(src10_r, src32_r, src54_r, src76_r, filt0,
176                                   filt1, filt2, filt3);
177      out1_r = FILT_8TAP_DPADD_S_H(src21_r, src43_r, src65_r, src87_r, filt0,
178                                   filt1, filt2, filt3);
179      out2_r = FILT_8TAP_DPADD_S_H(src32_r, src54_r, src76_r, src98_r, filt0,
180                                   filt1, filt2, filt3);
181      out3_r = FILT_8TAP_DPADD_S_H(src43_r, src65_r, src87_r, src109_r, filt0,
182                                   filt1, filt2, filt3);
183      out0_l = FILT_8TAP_DPADD_S_H(src10_l, src32_l, src54_l, src76_l, filt0,
184                                   filt1, filt2, filt3);
185      out1_l = FILT_8TAP_DPADD_S_H(src21_l, src43_l, src65_l, src87_l, filt0,
186                                   filt1, filt2, filt3);
187      out2_l = FILT_8TAP_DPADD_S_H(src32_l, src54_l, src76_l, src98_l, filt0,
188                                   filt1, filt2, filt3);
189      out3_l = FILT_8TAP_DPADD_S_H(src43_l, src65_l, src87_l, src109_l, filt0,
190                                   filt1, filt2, filt3);
191      SRARI_H4_SH(out0_r, out1_r, out2_r, out3_r, FILTER_BITS);
192      SRARI_H4_SH(out0_l, out1_l, out2_l, out3_l, FILTER_BITS);
193      SAT_SH4_SH(out0_r, out1_r, out2_r, out3_r, 7);
194      SAT_SH4_SH(out0_l, out1_l, out2_l, out3_l, 7);
195      PCKEV_B4_UB(out0_l, out0_r, out1_l, out1_r, out2_l, out2_r, out3_l,
196                  out3_r, tmp0, tmp1, tmp2, tmp3);
197      XORI_B4_128_UB(tmp0, tmp1, tmp2, tmp3);
198      AVER_UB4_UB(tmp0, dst0, tmp1, dst1, tmp2, dst2, tmp3, dst3, dst0, dst1,
199                  dst2, dst3);
200      ST_UB4(dst0, dst1, dst2, dst3, dst_tmp, dst_stride);
201      dst_tmp += (4 * dst_stride);
202
203      src10_r = src54_r;
204      src32_r = src76_r;
205      src54_r = src98_r;
206      src21_r = src65_r;
207      src43_r = src87_r;
208      src65_r = src109_r;
209      src10_l = src54_l;
210      src32_l = src76_l;
211      src54_l = src98_l;
212      src21_l = src65_l;
213      src43_l = src87_l;
214      src65_l = src109_l;
215      src6 = src10;
216    }
217
218    src += 16;
219    dst += 16;
220  }
221}
222
223static void common_vt_8t_and_aver_dst_16w_msa(const uint8_t *src,
224                                              int32_t src_stride, uint8_t *dst,
225                                              int32_t dst_stride,
226                                              int8_t *filter, int32_t height) {
227  common_vt_8t_and_aver_dst_16w_mult_msa(src, src_stride, dst, dst_stride,
228                                         filter, height, 16);
229}
230
231static void common_vt_8t_and_aver_dst_32w_msa(const uint8_t *src,
232                                              int32_t src_stride, uint8_t *dst,
233                                              int32_t dst_stride,
234                                              int8_t *filter, int32_t height) {
235  common_vt_8t_and_aver_dst_16w_mult_msa(src, src_stride, dst, dst_stride,
236                                         filter, height, 32);
237}
238
239static void common_vt_8t_and_aver_dst_64w_msa(const uint8_t *src,
240                                              int32_t src_stride, uint8_t *dst,
241                                              int32_t dst_stride,
242                                              int8_t *filter, int32_t height) {
243  common_vt_8t_and_aver_dst_16w_mult_msa(src, src_stride, dst, dst_stride,
244                                         filter, height, 64);
245}
246
247static void common_vt_2t_and_aver_dst_4x4_msa(const uint8_t *src,
248                                              int32_t src_stride, uint8_t *dst,
249                                              int32_t dst_stride,
250                                              int8_t *filter) {
251  uint32_t tp0, tp1, tp2, tp3;
252  v16i8 src0, src1, src2, src3, src4;
253  v16u8 dst0 = { 0 }, out, filt0, src2110, src4332;
254  v16i8 src10_r, src32_r, src21_r, src43_r;
255  v8i16 filt;
256  v8u16 tmp0, tmp1;
257
258  filt = LD_SH(filter);
259  filt0 = (v16u8)__msa_splati_h(filt, 0);
260
261  LD_SB4(src, src_stride, src0, src1, src2, src3);
262  src += (4 * src_stride);
263
264  src4 = LD_SB(src);
265  src += src_stride;
266
267  LW4(dst, dst_stride, tp0, tp1, tp2, tp3);
268  INSERT_W4_UB(tp0, tp1, tp2, tp3, dst0);
269  ILVR_B4_SB(src1, src0, src2, src1, src3, src2, src4, src3, src10_r, src21_r,
270             src32_r, src43_r);
271  ILVR_D2_UB(src21_r, src10_r, src43_r, src32_r, src2110, src4332);
272  DOTP_UB2_UH(src2110, src4332, filt0, filt0, tmp0, tmp1);
273  SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
274
275  out = (v16u8)__msa_pckev_b((v16i8)tmp1, (v16i8)tmp0);
276  out = __msa_aver_u_b(out, dst0);
277
278  ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride);
279}
280
281static void common_vt_2t_and_aver_dst_4x8_msa(const uint8_t *src,
282                                              int32_t src_stride, uint8_t *dst,
283                                              int32_t dst_stride,
284                                              int8_t *filter) {
285  uint32_t tp0, tp1, tp2, tp3;
286  v16u8 dst0 = { 0 }, dst1 = { 0 };
287  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src87_r;
288  v16i8 src10_r, src32_r, src54_r, src76_r, src21_r, src43_r, src65_r;
289  v16u8 src2110, src4332, src6554, src8776, filt0;
290  v8u16 tmp0, tmp1, tmp2, tmp3;
291  v8i16 filt;
292
293  filt = LD_SH(filter);
294  filt0 = (v16u8)__msa_splati_h(filt, 0);
295
296  LD_SB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7);
297  src += (8 * src_stride);
298  src8 = LD_SB(src);
299
300  LW4(dst, dst_stride, tp0, tp1, tp2, tp3);
301  INSERT_W4_UB(tp0, tp1, tp2, tp3, dst0);
302  LW4(dst + 4 * dst_stride, dst_stride, tp0, tp1, tp2, tp3);
303  INSERT_W4_UB(tp0, tp1, tp2, tp3, dst1);
304  ILVR_B4_SB(src1, src0, src2, src1, src3, src2, src4, src3, src10_r, src21_r,
305             src32_r, src43_r);
306  ILVR_B4_SB(src5, src4, src6, src5, src7, src6, src8, src7, src54_r, src65_r,
307             src76_r, src87_r);
308  ILVR_D4_UB(src21_r, src10_r, src43_r, src32_r, src65_r, src54_r, src87_r,
309             src76_r, src2110, src4332, src6554, src8776);
310  DOTP_UB4_UH(src2110, src4332, src6554, src8776, filt0, filt0, filt0, filt0,
311              tmp0, tmp1, tmp2, tmp3);
312  SRARI_H4_UH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS);
313  PCKEV_B2_UB(tmp1, tmp0, tmp3, tmp2, src2110, src4332);
314  AVER_UB2_UB(src2110, dst0, src4332, dst1, src2110, src4332);
315  ST4x8_UB(src2110, src4332, dst, dst_stride);
316}
317
318static void common_vt_2t_and_aver_dst_4w_msa(const uint8_t *src,
319                                             int32_t src_stride, uint8_t *dst,
320                                             int32_t dst_stride, int8_t *filter,
321                                             int32_t height) {
322  if (4 == height) {
323    common_vt_2t_and_aver_dst_4x4_msa(src, src_stride, dst, dst_stride, filter);
324  } else if (8 == height) {
325    common_vt_2t_and_aver_dst_4x8_msa(src, src_stride, dst, dst_stride, filter);
326  }
327}
328
329static void common_vt_2t_and_aver_dst_8x4_msa(const uint8_t *src,
330                                              int32_t src_stride, uint8_t *dst,
331                                              int32_t dst_stride,
332                                              int8_t *filter) {
333  int64_t tp0, tp1, tp2, tp3;
334  v16u8 src0, src1, src2, src3, src4;
335  v16u8 dst0 = { 0 }, dst1 = { 0 }, vec0, vec1, vec2, vec3, filt0;
336  v8u16 tmp0, tmp1, tmp2, tmp3;
337  v8i16 filt;
338
339  /* rearranging filter_y */
340  filt = LD_SH(filter);
341  filt0 = (v16u8)__msa_splati_h(filt, 0);
342
343  LD_UB5(src, src_stride, src0, src1, src2, src3, src4);
344  LD4(dst, dst_stride, tp0, tp1, tp2, tp3);
345  INSERT_D2_UB(tp0, tp1, dst0);
346  INSERT_D2_UB(tp2, tp3, dst1);
347  ILVR_B2_UB(src1, src0, src2, src1, vec0, vec1);
348  ILVR_B2_UB(src3, src2, src4, src3, vec2, vec3);
349  DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, tmp0, tmp1,
350              tmp2, tmp3);
351  SRARI_H4_UH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS);
352  PCKEV_AVG_ST8x4_UB(tmp0, tmp1, tmp2, tmp3, dst0, dst1, dst, dst_stride);
353}
354
355static void common_vt_2t_and_aver_dst_8x8mult_msa(
356    const uint8_t *src, int32_t src_stride, uint8_t *dst, int32_t dst_stride,
357    int8_t *filter, int32_t height) {
358  uint32_t loop_cnt;
359  int64_t tp0, tp1, tp2, tp3;
360  v16u8 src0, src1, src2, src3, src4, src5, src6, src7, src8;
361  v16u8 dst0 = { 0 }, dst1 = { 0 }, dst2 = { 0 }, dst3 = { 0 };
362  v16u8 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, filt0;
363  v8u16 tmp0, tmp1, tmp2, tmp3;
364  v8i16 filt;
365
366  /* rearranging filter_y */
367  filt = LD_SH(filter);
368  filt0 = (v16u8)__msa_splati_h(filt, 0);
369
370  src0 = LD_UB(src);
371  src += src_stride;
372
373  for (loop_cnt = (height >> 3); loop_cnt--;) {
374    LD_UB8(src, src_stride, src1, src2, src3, src4, src5, src6, src7, src8);
375    src += (8 * src_stride);
376    LD4(dst, dst_stride, tp0, tp1, tp2, tp3);
377    INSERT_D2_UB(tp0, tp1, dst0);
378    INSERT_D2_UB(tp2, tp3, dst1);
379    LD4(dst + 4 * dst_stride, dst_stride, tp0, tp1, tp2, tp3);
380    INSERT_D2_UB(tp0, tp1, dst2);
381    INSERT_D2_UB(tp2, tp3, dst3);
382
383    ILVR_B4_UB(src1, src0, src2, src1, src3, src2, src4, src3, vec0, vec1, vec2,
384               vec3);
385    ILVR_B4_UB(src5, src4, src6, src5, src7, src6, src8, src7, vec4, vec5, vec6,
386               vec7);
387    DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt0, filt0, filt0, filt0, tmp0, tmp1,
388                tmp2, tmp3);
389    SRARI_H4_UH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS);
390    PCKEV_AVG_ST8x4_UB(tmp0, tmp1, tmp2, tmp3, dst0, dst1, dst, dst_stride);
391    dst += (4 * dst_stride);
392
393    DOTP_UB4_UH(vec4, vec5, vec6, vec7, filt0, filt0, filt0, filt0, tmp0, tmp1,
394                tmp2, tmp3);
395    SRARI_H4_UH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS);
396    PCKEV_AVG_ST8x4_UB(tmp0, tmp1, tmp2, tmp3, dst2, dst3, dst, dst_stride);
397    dst += (4 * dst_stride);
398
399    src0 = src8;
400  }
401}
402
403static void common_vt_2t_and_aver_dst_8w_msa(const uint8_t *src,
404                                             int32_t src_stride, uint8_t *dst,
405                                             int32_t dst_stride, int8_t *filter,
406                                             int32_t height) {
407  if (4 == height) {
408    common_vt_2t_and_aver_dst_8x4_msa(src, src_stride, dst, dst_stride, filter);
409  } else {
410    common_vt_2t_and_aver_dst_8x8mult_msa(src, src_stride, dst, dst_stride,
411                                          filter, height);
412  }
413}
414
415static void common_vt_2t_and_aver_dst_16w_msa(const uint8_t *src,
416                                              int32_t src_stride, uint8_t *dst,
417                                              int32_t dst_stride,
418                                              int8_t *filter, int32_t height) {
419  uint32_t loop_cnt;
420  v16u8 src0, src1, src2, src3, src4, dst0, dst1, dst2, dst3, filt0;
421  v16u8 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7;
422  v8u16 tmp0, tmp1, tmp2, tmp3, filt;
423
424  /* rearranging filter_y */
425  filt = LD_UH(filter);
426  filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0);
427
428  src0 = LD_UB(src);
429  src += src_stride;
430
431  for (loop_cnt = (height >> 2); loop_cnt--;) {
432    LD_UB4(src, src_stride, src1, src2, src3, src4);
433    src += (4 * src_stride);
434
435    LD_UB4(dst, dst_stride, dst0, dst1, dst2, dst3);
436    ILVR_B2_UB(src1, src0, src2, src1, vec0, vec2);
437    ILVL_B2_UB(src1, src0, src2, src1, vec1, vec3);
438    DOTP_UB2_UH(vec0, vec1, filt0, filt0, tmp0, tmp1);
439    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
440    PCKEV_AVG_ST_UB(tmp1, tmp0, dst0, dst);
441    dst += dst_stride;
442
443    ILVR_B2_UB(src3, src2, src4, src3, vec4, vec6);
444    ILVL_B2_UB(src3, src2, src4, src3, vec5, vec7);
445    DOTP_UB2_UH(vec2, vec3, filt0, filt0, tmp2, tmp3);
446    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
447    PCKEV_AVG_ST_UB(tmp3, tmp2, dst1, dst);
448    dst += dst_stride;
449
450    DOTP_UB2_UH(vec4, vec5, filt0, filt0, tmp0, tmp1);
451    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
452    PCKEV_AVG_ST_UB(tmp1, tmp0, dst2, dst);
453    dst += dst_stride;
454
455    DOTP_UB2_UH(vec6, vec7, filt0, filt0, tmp2, tmp3);
456    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
457    PCKEV_AVG_ST_UB(tmp3, tmp2, dst3, dst);
458    dst += dst_stride;
459
460    src0 = src4;
461  }
462}
463
464static void common_vt_2t_and_aver_dst_32w_msa(const uint8_t *src,
465                                              int32_t src_stride, uint8_t *dst,
466                                              int32_t dst_stride,
467                                              int8_t *filter, int32_t height) {
468  uint32_t loop_cnt;
469  v16u8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9;
470  v16u8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
471  v16u8 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7, filt0;
472  v8u16 tmp0, tmp1, tmp2, tmp3, filt;
473
474  /* rearranging filter_y */
475  filt = LD_UH(filter);
476  filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0);
477
478  LD_UB2(src, 16, src0, src5);
479  src += src_stride;
480
481  for (loop_cnt = (height >> 2); loop_cnt--;) {
482    LD_UB4(src, src_stride, src1, src2, src3, src4);
483    LD_UB4(dst, dst_stride, dst0, dst1, dst2, dst3);
484    ILVR_B2_UB(src1, src0, src2, src1, vec0, vec2);
485    ILVL_B2_UB(src1, src0, src2, src1, vec1, vec3);
486
487    LD_UB4(src + 16, src_stride, src6, src7, src8, src9);
488    LD_UB4(dst + 16, dst_stride, dst4, dst5, dst6, dst7);
489    src += (4 * src_stride);
490
491    DOTP_UB2_UH(vec0, vec1, filt0, filt0, tmp0, tmp1);
492    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
493    PCKEV_AVG_ST_UB(tmp1, tmp0, dst0, dst);
494
495    DOTP_UB2_UH(vec2, vec3, filt0, filt0, tmp2, tmp3);
496    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
497    PCKEV_AVG_ST_UB(tmp3, tmp2, dst1, dst + dst_stride);
498
499    ILVR_B2_UB(src3, src2, src4, src3, vec4, vec6);
500    ILVL_B2_UB(src3, src2, src4, src3, vec5, vec7);
501    DOTP_UB2_UH(vec4, vec5, filt0, filt0, tmp0, tmp1);
502    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
503    PCKEV_AVG_ST_UB(tmp1, tmp0, dst2, dst + 2 * dst_stride);
504
505    DOTP_UB2_UH(vec6, vec7, filt0, filt0, tmp2, tmp3);
506    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
507    PCKEV_AVG_ST_UB(tmp3, tmp2, dst3, dst + 3 * dst_stride);
508
509    ILVR_B2_UB(src6, src5, src7, src6, vec0, vec2);
510    ILVL_B2_UB(src6, src5, src7, src6, vec1, vec3);
511    DOTP_UB2_UH(vec0, vec1, filt0, filt0, tmp0, tmp1);
512    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
513    PCKEV_AVG_ST_UB(tmp1, tmp0, dst4, dst + 16);
514
515    DOTP_UB2_UH(vec2, vec3, filt0, filt0, tmp2, tmp3);
516    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
517    PCKEV_AVG_ST_UB(tmp3, tmp2, dst5, dst + 16 + dst_stride);
518
519    ILVR_B2_UB(src8, src7, src9, src8, vec4, vec6);
520    ILVL_B2_UB(src8, src7, src9, src8, vec5, vec7);
521    DOTP_UB2_UH(vec4, vec5, filt0, filt0, tmp0, tmp1);
522    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
523    PCKEV_AVG_ST_UB(tmp1, tmp0, dst6, dst + 16 + 2 * dst_stride);
524
525    DOTP_UB2_UH(vec6, vec7, filt0, filt0, tmp2, tmp3);
526    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
527    PCKEV_AVG_ST_UB(tmp3, tmp2, dst7, dst + 16 + 3 * dst_stride);
528    dst += (4 * dst_stride);
529
530    src0 = src4;
531    src5 = src9;
532  }
533}
534
535static void common_vt_2t_and_aver_dst_64w_msa(const uint8_t *src,
536                                              int32_t src_stride, uint8_t *dst,
537                                              int32_t dst_stride,
538                                              int8_t *filter, int32_t height) {
539  uint32_t loop_cnt;
540  v16u8 src0, src1, src2, src3, src4, src5;
541  v16u8 src6, src7, src8, src9, src10, src11, filt0;
542  v16u8 dst0, dst1, dst2, dst3, dst4, dst5, dst6, dst7;
543  v16u8 vec0, vec1, vec2, vec3, vec4, vec5, vec6, vec7;
544  v8u16 tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7;
545  v8u16 filt;
546
547  /* rearranging filter_y */
548  filt = LD_UH(filter);
549  filt0 = (v16u8)__msa_splati_h((v8i16)filt, 0);
550
551  LD_UB4(src, 16, src0, src3, src6, src9);
552  src += src_stride;
553
554  for (loop_cnt = (height >> 1); loop_cnt--;) {
555    LD_UB2(src, src_stride, src1, src2);
556    LD_UB2(dst, dst_stride, dst0, dst1);
557    LD_UB2(src + 16, src_stride, src4, src5);
558    LD_UB2(dst + 16, dst_stride, dst2, dst3);
559    LD_UB2(src + 32, src_stride, src7, src8);
560    LD_UB2(dst + 32, dst_stride, dst4, dst5);
561    LD_UB2(src + 48, src_stride, src10, src11);
562    LD_UB2(dst + 48, dst_stride, dst6, dst7);
563    src += (2 * src_stride);
564
565    ILVR_B2_UB(src1, src0, src2, src1, vec0, vec2);
566    ILVL_B2_UB(src1, src0, src2, src1, vec1, vec3);
567    DOTP_UB2_UH(vec0, vec1, filt0, filt0, tmp0, tmp1);
568    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
569    PCKEV_AVG_ST_UB(tmp1, tmp0, dst0, dst);
570
571    DOTP_UB2_UH(vec2, vec3, filt0, filt0, tmp2, tmp3);
572    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
573    PCKEV_AVG_ST_UB(tmp3, tmp2, dst1, dst + dst_stride);
574
575    ILVR_B2_UB(src4, src3, src5, src4, vec4, vec6);
576    ILVL_B2_UB(src4, src3, src5, src4, vec5, vec7);
577    DOTP_UB2_UH(vec4, vec5, filt0, filt0, tmp4, tmp5);
578    SRARI_H2_UH(tmp4, tmp5, FILTER_BITS);
579    PCKEV_AVG_ST_UB(tmp5, tmp4, dst2, dst + 16);
580
581    DOTP_UB2_UH(vec6, vec7, filt0, filt0, tmp6, tmp7);
582    SRARI_H2_UH(tmp6, tmp7, FILTER_BITS);
583    PCKEV_AVG_ST_UB(tmp7, tmp6, dst3, dst + 16 + dst_stride);
584
585    ILVR_B2_UB(src7, src6, src8, src7, vec0, vec2);
586    ILVL_B2_UB(src7, src6, src8, src7, vec1, vec3);
587    DOTP_UB2_UH(vec0, vec1, filt0, filt0, tmp0, tmp1);
588    SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
589    PCKEV_AVG_ST_UB(tmp1, tmp0, dst4, dst + 32);
590
591    DOTP_UB2_UH(vec2, vec3, filt0, filt0, tmp2, tmp3);
592    SRARI_H2_UH(tmp2, tmp3, FILTER_BITS);
593    PCKEV_AVG_ST_UB(tmp3, tmp2, dst5, dst + 32 + dst_stride);
594
595    ILVR_B2_UB(src10, src9, src11, src10, vec4, vec6);
596    ILVL_B2_UB(src10, src9, src11, src10, vec5, vec7);
597    DOTP_UB2_UH(vec4, vec5, filt0, filt0, tmp4, tmp5);
598    SRARI_H2_UH(tmp4, tmp5, FILTER_BITS);
599    PCKEV_AVG_ST_UB(tmp5, tmp4, dst6, (dst + 48));
600
601    DOTP_UB2_UH(vec6, vec7, filt0, filt0, tmp6, tmp7);
602    SRARI_H2_UH(tmp6, tmp7, FILTER_BITS);
603    PCKEV_AVG_ST_UB(tmp7, tmp6, dst7, dst + 48 + dst_stride);
604    dst += (2 * dst_stride);
605
606    src0 = src2;
607    src3 = src5;
608    src6 = src8;
609    src9 = src11;
610  }
611}
612
613void vpx_convolve8_avg_vert_msa(const uint8_t *src, ptrdiff_t src_stride,
614                                uint8_t *dst, ptrdiff_t dst_stride,
615                                const InterpKernel *filter, int x0_q4,
616                                int x_step_q4, int y0_q4, int y_step_q4, int w,
617                                int h) {
618  const int16_t *const filter_y = filter[y0_q4];
619  int8_t cnt, filt_ver[8];
620
621  assert(y_step_q4 == 16);
622  assert(((const int32_t *)filter_y)[1] != 0x800000);
623
624  for (cnt = 0; cnt < 8; ++cnt) {
625    filt_ver[cnt] = filter_y[cnt];
626  }
627
628  if (((const int32_t *)filter_y)[0] == 0) {
629    switch (w) {
630      case 4:
631        common_vt_2t_and_aver_dst_4w_msa(src, (int32_t)src_stride, dst,
632                                         (int32_t)dst_stride, &filt_ver[3], h);
633        break;
634      case 8:
635        common_vt_2t_and_aver_dst_8w_msa(src, (int32_t)src_stride, dst,
636                                         (int32_t)dst_stride, &filt_ver[3], h);
637        break;
638      case 16:
639        common_vt_2t_and_aver_dst_16w_msa(src, (int32_t)src_stride, dst,
640                                          (int32_t)dst_stride, &filt_ver[3], h);
641        break;
642      case 32:
643        common_vt_2t_and_aver_dst_32w_msa(src, (int32_t)src_stride, dst,
644                                          (int32_t)dst_stride, &filt_ver[3], h);
645        break;
646      case 64:
647        common_vt_2t_and_aver_dst_64w_msa(src, (int32_t)src_stride, dst,
648                                          (int32_t)dst_stride, &filt_ver[3], h);
649        break;
650      default:
651        vpx_convolve8_avg_vert_c(src, src_stride, dst, dst_stride, filter,
652                                 x0_q4, x_step_q4, y0_q4, y_step_q4, w, h);
653        break;
654    }
655  } else {
656    switch (w) {
657      case 4:
658        common_vt_8t_and_aver_dst_4w_msa(src, (int32_t)src_stride, dst,
659                                         (int32_t)dst_stride, filt_ver, h);
660        break;
661      case 8:
662        common_vt_8t_and_aver_dst_8w_msa(src, (int32_t)src_stride, dst,
663                                         (int32_t)dst_stride, filt_ver, h);
664        break;
665      case 16:
666        common_vt_8t_and_aver_dst_16w_msa(src, (int32_t)src_stride, dst,
667                                          (int32_t)dst_stride, filt_ver, h);
668
669        break;
670      case 32:
671        common_vt_8t_and_aver_dst_32w_msa(src, (int32_t)src_stride, dst,
672                                          (int32_t)dst_stride, filt_ver, h);
673        break;
674      case 64:
675        common_vt_8t_and_aver_dst_64w_msa(src, (int32_t)src_stride, dst,
676                                          (int32_t)dst_stride, filt_ver, h);
677        break;
678      default:
679        vpx_convolve8_avg_vert_c(src, src_stride, dst, dst_stride, filter,
680                                 x0_q4, x_step_q4, y0_q4, y_step_q4, w, h);
681        break;
682    }
683  }
684}
685