vpx_convolve8_msa.c revision 7ce0a1d1337c01056ba24006efab21f00e179e04
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
15const uint8_t mc_filt_mask_arr[16 * 3] = {
16  /* 8 width cases */
17  0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8,
18  /* 4 width cases */
19  0, 1, 1, 2, 2, 3, 3, 4, 16, 17, 17, 18, 18, 19, 19, 20,
20  /* 4 width cases */
21  8, 9, 9, 10, 10, 11, 11, 12, 24, 25, 25, 26, 26, 27, 27, 28
22};
23
24static void common_hv_8ht_8vt_4w_msa(const uint8_t *src, int32_t src_stride,
25                                     uint8_t *dst, int32_t dst_stride,
26                                     int8_t *filter_horiz, int8_t *filter_vert,
27                                     int32_t height) {
28  uint32_t loop_cnt;
29  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
30  v16i8 filt_hz0, filt_hz1, filt_hz2, filt_hz3;
31  v16u8 mask0, mask1, mask2, mask3, out;
32  v8i16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6;
33  v8i16 hz_out7, hz_out8, hz_out9, tmp0, tmp1, out0, out1, out2, out3, out4;
34  v8i16 filt, filt_vt0, filt_vt1, filt_vt2, filt_vt3;
35
36  mask0 = LD_UB(&mc_filt_mask_arr[16]);
37  src -= (3 + 3 * src_stride);
38
39  /* rearranging filter */
40  filt = LD_SH(filter_horiz);
41  SPLATI_H4_SB(filt, 0, 1, 2, 3, filt_hz0, filt_hz1, filt_hz2, filt_hz3);
42
43  mask1 = mask0 + 2;
44  mask2 = mask0 + 4;
45  mask3 = mask0 + 6;
46
47  LD_SB7(src, src_stride, src0, src1, src2, src3, src4, src5, src6);
48  XORI_B7_128_SB(src0, src1, src2, src3, src4, src5, src6);
49  src += (7 * src_stride);
50
51  hz_out0 = HORIZ_8TAP_FILT(src0, src1, mask0, mask1, mask2, mask3, filt_hz0,
52                            filt_hz1, filt_hz2, filt_hz3);
53  hz_out2 = HORIZ_8TAP_FILT(src2, src3, mask0, mask1, mask2, mask3, filt_hz0,
54                            filt_hz1, filt_hz2, filt_hz3);
55  hz_out4 = HORIZ_8TAP_FILT(src4, src5, mask0, mask1, mask2, mask3, filt_hz0,
56                            filt_hz1, filt_hz2, filt_hz3);
57  hz_out5 = HORIZ_8TAP_FILT(src5, src6, mask0, mask1, mask2, mask3, filt_hz0,
58                            filt_hz1, filt_hz2, filt_hz3);
59  SLDI_B2_SH(hz_out2, hz_out4, hz_out0, hz_out2, hz_out1, hz_out3, 8);
60
61  filt = LD_SH(filter_vert);
62  SPLATI_H4_SH(filt, 0, 1, 2, 3, filt_vt0, filt_vt1, filt_vt2, filt_vt3);
63
64  ILVEV_B2_SH(hz_out0, hz_out1, hz_out2, hz_out3, out0, out1);
65  out2 = (v8i16)__msa_ilvev_b((v16i8)hz_out5, (v16i8)hz_out4);
66
67  for (loop_cnt = (height >> 2); loop_cnt--;) {
68    LD_SB4(src, src_stride, src7, src8, src9, src10);
69    XORI_B4_128_SB(src7, src8, src9, src10);
70    src += (4 * src_stride);
71
72    hz_out7 = HORIZ_8TAP_FILT(src7, src8, mask0, mask1, mask2, mask3,
73                              filt_hz0, filt_hz1, filt_hz2, filt_hz3);
74    hz_out6 = (v8i16)__msa_sldi_b((v16i8)hz_out7, (v16i8)hz_out5, 8);
75    out3 = (v8i16)__msa_ilvev_b((v16i8)hz_out7, (v16i8)hz_out6);
76    tmp0 = FILT_8TAP_DPADD_S_H(out0, out1, out2, out3, filt_vt0, filt_vt1,
77                               filt_vt2, filt_vt3);
78
79    hz_out9 = HORIZ_8TAP_FILT(src9, src10, mask0, mask1, mask2, mask3,
80                              filt_hz0, filt_hz1, filt_hz2, filt_hz3);
81    hz_out8 = (v8i16)__msa_sldi_b((v16i8)hz_out9, (v16i8)hz_out7, 8);
82    out4 = (v8i16)__msa_ilvev_b((v16i8)hz_out9, (v16i8)hz_out8);
83    tmp1 = FILT_8TAP_DPADD_S_H(out1, out2, out3, out4, filt_vt0, filt_vt1,
84                               filt_vt2, filt_vt3);
85    SRARI_H2_SH(tmp0, tmp1, FILTER_BITS);
86    SAT_SH2_SH(tmp0, tmp1, 7);
87    out = PCKEV_XORI128_UB(tmp0, tmp1);
88    ST4x4_UB(out, out, 0, 1, 2, 3, dst, dst_stride);
89    dst += (4 * dst_stride);
90
91    hz_out5 = hz_out9;
92    out0 = out2;
93    out1 = out3;
94    out2 = out4;
95  }
96}
97
98static void common_hv_8ht_8vt_8w_msa(const uint8_t *src, int32_t src_stride,
99                                     uint8_t *dst, int32_t dst_stride,
100                                     int8_t *filter_horiz, int8_t *filter_vert,
101                                     int32_t height) {
102  uint32_t loop_cnt;
103  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, src9, src10;
104  v16i8 filt_hz0, filt_hz1, filt_hz2, filt_hz3;
105  v16u8 mask0, mask1, mask2, mask3, vec0, vec1;
106  v8i16 filt, filt_vt0, filt_vt1, filt_vt2, filt_vt3;
107  v8i16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6;
108  v8i16 hz_out7, hz_out8, hz_out9, hz_out10, tmp0, tmp1, tmp2, tmp3;
109  v8i16 out0, out1, out2, out3, out4, out5, out6, out7, out8, out9;
110
111  mask0 = LD_UB(&mc_filt_mask_arr[0]);
112  src -= (3 + 3 * src_stride);
113
114  /* rearranging filter */
115  filt = LD_SH(filter_horiz);
116  SPLATI_H4_SB(filt, 0, 1, 2, 3, filt_hz0, filt_hz1, filt_hz2, filt_hz3);
117
118  mask1 = mask0 + 2;
119  mask2 = mask0 + 4;
120  mask3 = mask0 + 6;
121
122  LD_SB7(src, src_stride, src0, src1, src2, src3, src4, src5, src6);
123  src += (7 * src_stride);
124
125  XORI_B7_128_SB(src0, src1, src2, src3, src4, src5, src6);
126  hz_out0 = HORIZ_8TAP_FILT(src0, src0, mask0, mask1, mask2, mask3, filt_hz0,
127                            filt_hz1, filt_hz2, filt_hz3);
128  hz_out1 = HORIZ_8TAP_FILT(src1, src1, mask0, mask1, mask2, mask3, filt_hz0,
129                            filt_hz1, filt_hz2, filt_hz3);
130  hz_out2 = HORIZ_8TAP_FILT(src2, src2, mask0, mask1, mask2, mask3, filt_hz0,
131                            filt_hz1, filt_hz2, filt_hz3);
132  hz_out3 = HORIZ_8TAP_FILT(src3, src3, mask0, mask1, mask2, mask3, filt_hz0,
133                            filt_hz1, filt_hz2, filt_hz3);
134  hz_out4 = HORIZ_8TAP_FILT(src4, src4, mask0, mask1, mask2, mask3, filt_hz0,
135                            filt_hz1, filt_hz2, filt_hz3);
136  hz_out5 = HORIZ_8TAP_FILT(src5, src5, mask0, mask1, mask2, mask3, filt_hz0,
137                            filt_hz1, filt_hz2, filt_hz3);
138  hz_out6 = HORIZ_8TAP_FILT(src6, src6, mask0, mask1, mask2, mask3, filt_hz0,
139                            filt_hz1, filt_hz2, filt_hz3);
140
141  filt = LD_SH(filter_vert);
142  SPLATI_H4_SH(filt, 0, 1, 2, 3, filt_vt0, filt_vt1, filt_vt2, filt_vt3);
143
144  ILVEV_B2_SH(hz_out0, hz_out1, hz_out2, hz_out3, out0, out1);
145  ILVEV_B2_SH(hz_out4, hz_out5, hz_out1, hz_out2, out2, out4);
146  ILVEV_B2_SH(hz_out3, hz_out4, hz_out5, hz_out6, out5, out6);
147
148  for (loop_cnt = (height >> 2); loop_cnt--;) {
149    LD_SB4(src, src_stride, src7, src8, src9, src10);
150    src += (4 * src_stride);
151
152    XORI_B4_128_SB(src7, src8, src9, src10);
153
154    hz_out7 = HORIZ_8TAP_FILT(src7, src7, mask0, mask1, mask2, mask3,
155                              filt_hz0, filt_hz1, filt_hz2, filt_hz3);
156    out3 = (v8i16)__msa_ilvev_b((v16i8)hz_out7, (v16i8)hz_out6);
157    tmp0 = FILT_8TAP_DPADD_S_H(out0, out1, out2, out3, filt_vt0, filt_vt1,
158                               filt_vt2, filt_vt3);
159
160    hz_out8 = HORIZ_8TAP_FILT(src8, src8, mask0, mask1, mask2, mask3,
161                              filt_hz0, filt_hz1, filt_hz2, filt_hz3);
162    out7 = (v8i16)__msa_ilvev_b((v16i8)hz_out8, (v16i8)hz_out7);
163    tmp1 = FILT_8TAP_DPADD_S_H(out4, out5, out6, out7, filt_vt0, filt_vt1,
164                               filt_vt2, filt_vt3);
165
166    hz_out9 = HORIZ_8TAP_FILT(src9, src9, mask0, mask1, mask2, mask3,
167                              filt_hz0, filt_hz1, filt_hz2, filt_hz3);
168    out8 = (v8i16)__msa_ilvev_b((v16i8)hz_out9, (v16i8)hz_out8);
169    tmp2 = FILT_8TAP_DPADD_S_H(out1, out2, out3, out8, filt_vt0, filt_vt1,
170                               filt_vt2, filt_vt3);
171
172    hz_out10 = HORIZ_8TAP_FILT(src10, src10, mask0, mask1, mask2, mask3,
173                               filt_hz0, filt_hz1, filt_hz2, filt_hz3);
174    out9 = (v8i16)__msa_ilvev_b((v16i8)hz_out10, (v16i8)hz_out9);
175    tmp3 = FILT_8TAP_DPADD_S_H(out5, out6, out7, out9, filt_vt0, filt_vt1,
176                               filt_vt2, filt_vt3);
177    SRARI_H4_SH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS);
178    SAT_SH4_SH(tmp0, tmp1, tmp2, tmp3, 7);
179    vec0 = PCKEV_XORI128_UB(tmp0, tmp1);
180    vec1 = PCKEV_XORI128_UB(tmp2, tmp3);
181    ST8x4_UB(vec0, vec1, dst, dst_stride);
182    dst += (4 * dst_stride);
183
184    hz_out6 = hz_out10;
185    out0 = out2;
186    out1 = out3;
187    out2 = out8;
188    out4 = out6;
189    out5 = out7;
190    out6 = out9;
191  }
192}
193
194static void common_hv_8ht_8vt_16w_msa(const uint8_t *src, int32_t src_stride,
195                                      uint8_t *dst, int32_t dst_stride,
196                                      int8_t *filter_horiz, int8_t *filter_vert,
197                                      int32_t height) {
198  int32_t multiple8_cnt;
199  for (multiple8_cnt = 2; multiple8_cnt--;) {
200    common_hv_8ht_8vt_8w_msa(src, src_stride, dst, dst_stride, filter_horiz,
201                             filter_vert, height);
202    src += 8;
203    dst += 8;
204  }
205}
206
207static void common_hv_8ht_8vt_32w_msa(const uint8_t *src, int32_t src_stride,
208                                      uint8_t *dst, int32_t dst_stride,
209                                      int8_t *filter_horiz, int8_t *filter_vert,
210                                      int32_t height) {
211  int32_t multiple8_cnt;
212  for (multiple8_cnt = 4; multiple8_cnt--;) {
213    common_hv_8ht_8vt_8w_msa(src, src_stride, dst, dst_stride, filter_horiz,
214                             filter_vert, height);
215    src += 8;
216    dst += 8;
217  }
218}
219
220static void common_hv_8ht_8vt_64w_msa(const uint8_t *src, int32_t src_stride,
221                                      uint8_t *dst, int32_t dst_stride,
222                                      int8_t *filter_horiz, int8_t *filter_vert,
223                                      int32_t height) {
224  int32_t multiple8_cnt;
225  for (multiple8_cnt = 8; multiple8_cnt--;) {
226    common_hv_8ht_8vt_8w_msa(src, src_stride, dst, dst_stride, filter_horiz,
227                             filter_vert, height);
228    src += 8;
229    dst += 8;
230  }
231}
232
233static void common_hv_2ht_2vt_4x4_msa(const uint8_t *src, int32_t src_stride,
234                                      uint8_t *dst, int32_t dst_stride,
235                                      int8_t *filter_horiz,
236                                      int8_t *filter_vert) {
237  v16i8 src0, src1, src2, src3, src4, mask;
238  v16u8 filt_vt, filt_hz, vec0, vec1, res0, res1;
239  v8u16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, filt, tmp0, tmp1;
240
241  mask = LD_SB(&mc_filt_mask_arr[16]);
242
243  /* rearranging filter */
244  filt = LD_UH(filter_horiz);
245  filt_hz = (v16u8)__msa_splati_h((v8i16)filt, 0);
246
247  filt = LD_UH(filter_vert);
248  filt_vt = (v16u8)__msa_splati_h((v8i16)filt, 0);
249
250  LD_SB5(src, src_stride, src0, src1, src2, src3, src4);
251  hz_out0 = HORIZ_2TAP_FILT_UH(src0, src1, mask, filt_hz, FILTER_BITS);
252  hz_out2 = HORIZ_2TAP_FILT_UH(src2, src3, mask, filt_hz, FILTER_BITS);
253  hz_out4 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS);
254  hz_out1 = (v8u16)__msa_sldi_b((v16i8)hz_out2, (v16i8)hz_out0, 8);
255  hz_out3 = (v8u16)__msa_pckod_d((v2i64)hz_out4, (v2i64)hz_out2);
256
257  ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1);
258  DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp0, tmp1);
259  SRARI_H2_UH(tmp0, tmp1, FILTER_BITS);
260  PCKEV_B2_UB(tmp0, tmp0, tmp1, tmp1, res0, res1);
261  ST4x4_UB(res0, res1, 0, 1, 0, 1, dst, dst_stride);
262}
263
264static void common_hv_2ht_2vt_4x8_msa(const uint8_t *src, int32_t src_stride,
265                                      uint8_t *dst, int32_t dst_stride,
266                                      int8_t *filter_horiz,
267                                      int8_t *filter_vert) {
268  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, src8, mask;
269  v16i8 res0, res1, res2, res3;
270  v16u8 filt_hz, filt_vt, vec0, vec1, vec2, vec3;
271  v8u16 hz_out0, hz_out1, hz_out2, hz_out3, hz_out4, hz_out5, hz_out6;
272  v8u16 hz_out7, hz_out8, vec4, vec5, vec6, vec7, filt;
273
274  mask = LD_SB(&mc_filt_mask_arr[16]);
275
276  /* rearranging filter */
277  filt = LD_UH(filter_horiz);
278  filt_hz = (v16u8)__msa_splati_h((v8i16)filt, 0);
279
280  filt = LD_UH(filter_vert);
281  filt_vt = (v16u8)__msa_splati_h((v8i16)filt, 0);
282
283  LD_SB8(src, src_stride, src0, src1, src2, src3, src4, src5, src6, src7);
284  src += (8 * src_stride);
285  src8 = LD_SB(src);
286
287  hz_out0 = HORIZ_2TAP_FILT_UH(src0, src1, mask, filt_hz, FILTER_BITS);
288  hz_out2 = HORIZ_2TAP_FILT_UH(src2, src3, mask, filt_hz, FILTER_BITS);
289  hz_out4 = HORIZ_2TAP_FILT_UH(src4, src5, mask, filt_hz, FILTER_BITS);
290  hz_out6 = HORIZ_2TAP_FILT_UH(src6, src7, mask, filt_hz, FILTER_BITS);
291  hz_out8 = HORIZ_2TAP_FILT_UH(src8, src8, mask, filt_hz, FILTER_BITS);
292  SLDI_B3_UH(hz_out2, hz_out4, hz_out6, hz_out0, hz_out2, hz_out4, hz_out1,
293             hz_out3, hz_out5, 8);
294  hz_out7 = (v8u16)__msa_pckod_d((v2i64)hz_out8, (v2i64)hz_out6);
295
296  ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1);
297  ILVEV_B2_UB(hz_out4, hz_out5, hz_out6, hz_out7, vec2, vec3);
298  DOTP_UB4_UH(vec0, vec1, vec2, vec3, filt_vt, filt_vt, filt_vt, filt_vt,
299              vec4, vec5, vec6, vec7);
300  SRARI_H4_UH(vec4, vec5, vec6, vec7, FILTER_BITS);
301  PCKEV_B4_SB(vec4, vec4, vec5, vec5, vec6, vec6, vec7, vec7, res0, res1,
302              res2, res3);
303  ST4x4_UB(res0, res1, 0, 1, 0, 1, dst, dst_stride);
304  dst += (4 * dst_stride);
305  ST4x4_UB(res2, res3, 0, 1, 0, 1, dst, dst_stride);
306}
307
308static void common_hv_2ht_2vt_4w_msa(const uint8_t *src, int32_t src_stride,
309                                     uint8_t *dst, int32_t dst_stride,
310                                     int8_t *filter_horiz, int8_t *filter_vert,
311                                     int32_t height) {
312  if (4 == height) {
313    common_hv_2ht_2vt_4x4_msa(src, src_stride, dst, dst_stride, filter_horiz,
314                              filter_vert);
315  } else if (8 == height) {
316    common_hv_2ht_2vt_4x8_msa(src, src_stride, dst, dst_stride, filter_horiz,
317                              filter_vert);
318  }
319}
320
321static void common_hv_2ht_2vt_8x4_msa(const uint8_t *src, int32_t src_stride,
322                                      uint8_t *dst, int32_t dst_stride,
323                                      int8_t *filter_horiz,
324                                      int8_t *filter_vert) {
325  v16i8 src0, src1, src2, src3, src4, mask, out0, out1;
326  v16u8 filt_hz, filt_vt, vec0, vec1, vec2, vec3;
327  v8u16 hz_out0, hz_out1, tmp0, tmp1, tmp2, tmp3;
328  v8i16 filt;
329
330  mask = LD_SB(&mc_filt_mask_arr[0]);
331
332  /* rearranging filter */
333  filt = LD_SH(filter_horiz);
334  filt_hz = (v16u8)__msa_splati_h(filt, 0);
335
336  filt = LD_SH(filter_vert);
337  filt_vt = (v16u8)__msa_splati_h(filt, 0);
338
339  LD_SB5(src, src_stride, src0, src1, src2, src3, src4);
340
341  hz_out0 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS);
342  hz_out1 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS);
343  vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0);
344  tmp0 = __msa_dotp_u_h(vec0, filt_vt);
345
346  hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS);
347  vec1 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1);
348  tmp1 = __msa_dotp_u_h(vec1, filt_vt);
349
350  hz_out1 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS);
351  vec2 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0);
352  tmp2 = __msa_dotp_u_h(vec2, filt_vt);
353
354  hz_out0 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS);
355  vec3 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1);
356  tmp3 = __msa_dotp_u_h(vec3, filt_vt);
357
358  SRARI_H4_UH(tmp0, tmp1, tmp2, tmp3, FILTER_BITS);
359  PCKEV_B2_SB(tmp1, tmp0, tmp3, tmp2, out0, out1);
360  ST8x4_UB(out0, out1, dst, dst_stride);
361}
362
363static void common_hv_2ht_2vt_8x8mult_msa(const uint8_t *src,
364                                          int32_t src_stride,
365                                          uint8_t *dst,
366                                          int32_t dst_stride,
367                                          int8_t *filter_horiz,
368                                          int8_t *filter_vert,
369                                          int32_t height) {
370  uint32_t loop_cnt;
371  v16i8 src0, src1, src2, src3, src4, mask, out0, out1;
372  v16u8 filt_hz, filt_vt, vec0;
373  v8u16 hz_out0, hz_out1, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8;
374  v8i16 filt;
375
376  mask = LD_SB(&mc_filt_mask_arr[0]);
377
378  /* rearranging filter */
379  filt = LD_SH(filter_horiz);
380  filt_hz = (v16u8)__msa_splati_h(filt, 0);
381
382  filt = LD_SH(filter_vert);
383  filt_vt = (v16u8)__msa_splati_h(filt, 0);
384
385  src0 = LD_SB(src);
386  src += src_stride;
387
388  hz_out0 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS);
389
390  for (loop_cnt = (height >> 3); loop_cnt--;) {
391    LD_SB4(src, src_stride, src1, src2, src3, src4);
392    src += (4 * src_stride);
393
394    hz_out1 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS);
395    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0);
396    tmp1 = __msa_dotp_u_h(vec0, filt_vt);
397
398    hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS);
399    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1);
400    tmp2 = __msa_dotp_u_h(vec0, filt_vt);
401
402    SRARI_H2_UH(tmp1, tmp2, FILTER_BITS);
403
404    hz_out1 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS);
405    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0);
406    tmp3 = __msa_dotp_u_h(vec0, filt_vt);
407
408    hz_out0 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS);
409    LD_SB4(src, src_stride, src1, src2, src3, src4);
410    src += (4 * src_stride);
411    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1);
412    tmp4 = __msa_dotp_u_h(vec0, filt_vt);
413
414    SRARI_H2_UH(tmp3, tmp4, FILTER_BITS);
415    PCKEV_B2_SB(tmp2, tmp1, tmp4, tmp3, out0, out1);
416    ST8x4_UB(out0, out1, dst, dst_stride);
417    dst += (4 * dst_stride);
418
419    hz_out1 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS);
420    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0);
421    tmp5 = __msa_dotp_u_h(vec0, filt_vt);
422
423    hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS);
424    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1);
425    tmp6 = __msa_dotp_u_h(vec0, filt_vt);
426
427    hz_out1 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS);
428    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out1, (v16i8)hz_out0);
429    tmp7 = __msa_dotp_u_h(vec0, filt_vt);
430
431    hz_out0 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS);
432    vec0 = (v16u8)__msa_ilvev_b((v16i8)hz_out0, (v16i8)hz_out1);
433    tmp8 = __msa_dotp_u_h(vec0, filt_vt);
434
435    SRARI_H4_UH(tmp5, tmp6, tmp7, tmp8, FILTER_BITS);
436    PCKEV_B2_SB(tmp6, tmp5, tmp8, tmp7, out0, out1);
437    ST8x4_UB(out0, out1, dst, dst_stride);
438    dst += (4 * dst_stride);
439  }
440}
441
442static void common_hv_2ht_2vt_8w_msa(const uint8_t *src, int32_t src_stride,
443                                     uint8_t *dst, int32_t dst_stride,
444                                     int8_t *filter_horiz, int8_t *filter_vert,
445                                     int32_t height) {
446  if (4 == height) {
447    common_hv_2ht_2vt_8x4_msa(src, src_stride, dst, dst_stride, filter_horiz,
448                              filter_vert);
449  } else {
450    common_hv_2ht_2vt_8x8mult_msa(src, src_stride, dst, dst_stride,
451                                  filter_horiz, filter_vert, height);
452  }
453}
454
455static void common_hv_2ht_2vt_16w_msa(const uint8_t *src, int32_t src_stride,
456                                      uint8_t *dst, int32_t dst_stride,
457                                      int8_t *filter_horiz, int8_t *filter_vert,
458                                      int32_t height) {
459  uint32_t loop_cnt;
460  v16i8 src0, src1, src2, src3, src4, src5, src6, src7, mask;
461  v16u8 filt_hz, filt_vt, vec0, vec1;
462  v8u16 tmp1, tmp2, hz_out0, hz_out1, hz_out2, hz_out3;
463  v8i16 filt;
464
465  mask = LD_SB(&mc_filt_mask_arr[0]);
466
467  /* rearranging filter */
468  filt = LD_SH(filter_horiz);
469  filt_hz = (v16u8)__msa_splati_h(filt, 0);
470
471  filt = LD_SH(filter_vert);
472  filt_vt = (v16u8)__msa_splati_h(filt, 0);
473
474  LD_SB2(src, 8, src0, src1);
475  src += src_stride;
476
477  hz_out0 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS);
478  hz_out2 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS);
479
480  for (loop_cnt = (height >> 2); loop_cnt--;) {
481    LD_SB4(src, src_stride, src0, src2, src4, src6);
482    LD_SB4(src + 8, src_stride, src1, src3, src5, src7);
483    src += (4 * src_stride);
484
485    hz_out1 = HORIZ_2TAP_FILT_UH(src0, src0, mask, filt_hz, FILTER_BITS);
486    hz_out3 = HORIZ_2TAP_FILT_UH(src1, src1, mask, filt_hz, FILTER_BITS);
487    ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1);
488    DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2);
489    SRARI_H2_UH(tmp1, tmp2, FILTER_BITS);
490    PCKEV_ST_SB(tmp1, tmp2, dst);
491    dst += dst_stride;
492
493    hz_out0 = HORIZ_2TAP_FILT_UH(src2, src2, mask, filt_hz, FILTER_BITS);
494    hz_out2 = HORIZ_2TAP_FILT_UH(src3, src3, mask, filt_hz, FILTER_BITS);
495    ILVEV_B2_UB(hz_out1, hz_out0, hz_out3, hz_out2, vec0, vec1);
496    DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2);
497    SRARI_H2_UH(tmp1, tmp2, FILTER_BITS);
498    PCKEV_ST_SB(tmp1, tmp2, dst);
499    dst += dst_stride;
500
501    hz_out1 = HORIZ_2TAP_FILT_UH(src4, src4, mask, filt_hz, FILTER_BITS);
502    hz_out3 = HORIZ_2TAP_FILT_UH(src5, src5, mask, filt_hz, FILTER_BITS);
503    ILVEV_B2_UB(hz_out0, hz_out1, hz_out2, hz_out3, vec0, vec1);
504    DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2);
505    SRARI_H2_UH(tmp1, tmp2, FILTER_BITS);
506    PCKEV_ST_SB(tmp1, tmp2, dst);
507    dst += dst_stride;
508
509    hz_out0 = HORIZ_2TAP_FILT_UH(src6, src6, mask, filt_hz, FILTER_BITS);
510    hz_out2 = HORIZ_2TAP_FILT_UH(src7, src7, mask, filt_hz, FILTER_BITS);
511    ILVEV_B2_UB(hz_out1, hz_out0, hz_out3, hz_out2, vec0, vec1);
512    DOTP_UB2_UH(vec0, vec1, filt_vt, filt_vt, tmp1, tmp2);
513    SRARI_H2_UH(tmp1, tmp2, FILTER_BITS);
514    PCKEV_ST_SB(tmp1, tmp2, dst);
515    dst += dst_stride;
516  }
517}
518
519static void common_hv_2ht_2vt_32w_msa(const uint8_t *src, int32_t src_stride,
520                                      uint8_t *dst, int32_t dst_stride,
521                                      int8_t *filter_horiz, int8_t *filter_vert,
522                                      int32_t height) {
523  int32_t multiple8_cnt;
524  for (multiple8_cnt = 2; multiple8_cnt--;) {
525    common_hv_2ht_2vt_16w_msa(src, src_stride, dst, dst_stride, filter_horiz,
526                              filter_vert, height);
527    src += 16;
528    dst += 16;
529  }
530}
531
532static void common_hv_2ht_2vt_64w_msa(const uint8_t *src, int32_t src_stride,
533                                      uint8_t *dst, int32_t dst_stride,
534                                      int8_t *filter_horiz, int8_t *filter_vert,
535                                      int32_t height) {
536  int32_t multiple8_cnt;
537  for (multiple8_cnt = 4; multiple8_cnt--;) {
538    common_hv_2ht_2vt_16w_msa(src, src_stride, dst, dst_stride, filter_horiz,
539                              filter_vert, height);
540    src += 16;
541    dst += 16;
542  }
543}
544
545void vpx_convolve8_msa(const uint8_t *src, ptrdiff_t src_stride,
546                       uint8_t *dst, ptrdiff_t dst_stride,
547                       const int16_t *filter_x, int32_t x_step_q4,
548                       const int16_t *filter_y, int32_t y_step_q4,
549                       int32_t w, int32_t h) {
550  int8_t cnt, filt_hor[8], filt_ver[8];
551
552  assert(x_step_q4 == 16);
553  assert(y_step_q4 == 16);
554  assert(((const int32_t *)filter_x)[1] != 0x800000);
555  assert(((const int32_t *)filter_y)[1] != 0x800000);
556
557  for (cnt = 0; cnt < 8; ++cnt) {
558    filt_hor[cnt] = filter_x[cnt];
559    filt_ver[cnt] = filter_y[cnt];
560  }
561
562  if (((const int32_t *)filter_x)[0] == 0 &&
563      ((const int32_t *)filter_y)[0] == 0) {
564    switch (w) {
565      case 4:
566        common_hv_2ht_2vt_4w_msa(src, (int32_t)src_stride,
567                                 dst, (int32_t)dst_stride,
568                                 &filt_hor[3], &filt_ver[3], (int32_t)h);
569        break;
570      case 8:
571        common_hv_2ht_2vt_8w_msa(src, (int32_t)src_stride,
572                                 dst, (int32_t)dst_stride,
573                                 &filt_hor[3], &filt_ver[3], (int32_t)h);
574        break;
575      case 16:
576        common_hv_2ht_2vt_16w_msa(src, (int32_t)src_stride,
577                                  dst, (int32_t)dst_stride,
578                                  &filt_hor[3], &filt_ver[3], (int32_t)h);
579        break;
580      case 32:
581        common_hv_2ht_2vt_32w_msa(src, (int32_t)src_stride,
582                                  dst, (int32_t)dst_stride,
583                                  &filt_hor[3], &filt_ver[3], (int32_t)h);
584        break;
585      case 64:
586        common_hv_2ht_2vt_64w_msa(src, (int32_t)src_stride,
587                                  dst, (int32_t)dst_stride,
588                                  &filt_hor[3], &filt_ver[3], (int32_t)h);
589        break;
590      default:
591        vpx_convolve8_c(src, src_stride, dst, dst_stride,
592                        filter_x, x_step_q4, filter_y, y_step_q4,
593                        w, h);
594        break;
595    }
596  } else if (((const int32_t *)filter_x)[0] == 0 ||
597             ((const int32_t *)filter_y)[0] == 0) {
598    vpx_convolve8_c(src, src_stride, dst, dst_stride,
599                    filter_x, x_step_q4, filter_y, y_step_q4,
600                    w, h);
601  } else {
602    switch (w) {
603      case 4:
604        common_hv_8ht_8vt_4w_msa(src, (int32_t)src_stride,
605                                 dst, (int32_t)dst_stride,
606                                 filt_hor, filt_ver, (int32_t)h);
607        break;
608      case 8:
609        common_hv_8ht_8vt_8w_msa(src, (int32_t)src_stride,
610                                 dst, (int32_t)dst_stride,
611                                 filt_hor, filt_ver, (int32_t)h);
612        break;
613      case 16:
614        common_hv_8ht_8vt_16w_msa(src, (int32_t)src_stride,
615                                  dst, (int32_t)dst_stride,
616                                  filt_hor, filt_ver, (int32_t)h);
617        break;
618      case 32:
619        common_hv_8ht_8vt_32w_msa(src, (int32_t)src_stride,
620                                  dst, (int32_t)dst_stride,
621                                  filt_hor, filt_ver, (int32_t)h);
622        break;
623      case 64:
624        common_hv_8ht_8vt_64w_msa(src, (int32_t)src_stride,
625                                  dst, (int32_t)dst_stride,
626                                  filt_hor, filt_ver, (int32_t)h);
627        break;
628      default:
629        vpx_convolve8_c(src, src_stride, dst, dst_stride,
630                        filter_x, x_step_q4, filter_y, y_step_q4,
631                        w, h);
632        break;
633    }
634  }
635}
636