| OLD | NEW |
|---|
| (Empty) | |
| 1 /* |
| 2 * Copyright (c) 2013 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 #include <stdlib.h> |
| 11 |
| 12 #include "./vp9_rtcd.h" |
| 13 #include "vp9/common/vp9_common.h" |
| 14 #include "vp9/common/mips/dspr2/vp9_common_dspr2.h" |
| 15 |
| 16 #if HAVE_DSPR2 |
| 17 void vp9_h_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride, |
| 18 const uint8_t *above, const uint8_t *left) { |
| 19 int32_t tmp1, tmp2, tmp3, tmp4; |
| 20 |
| 21 __asm__ __volatile__ ( |
| 22 "lb %[tmp1], (%[left]) \n\t" |
| 23 "lb %[tmp2], 1(%[left]) \n\t" |
| 24 "lb %[tmp3], 2(%[left]) \n\t" |
| 25 "lb %[tmp4], 3(%[left]) \n\t" |
| 26 "replv.qb %[tmp1], %[tmp1] \n\t" |
| 27 "replv.qb %[tmp2], %[tmp2] \n\t" |
| 28 "replv.qb %[tmp3], %[tmp3] \n\t" |
| 29 "replv.qb %[tmp4], %[tmp4] \n\t" |
| 30 "sw %[tmp1], (%[dst]) \n\t" |
| 31 "add %[dst], %[dst], %[stride] \n\t" |
| 32 "sw %[tmp2], (%[dst]) \n\t" |
| 33 "add %[dst], %[dst], %[stride] \n\t" |
| 34 "sw %[tmp3], (%[dst]) \n\t" |
| 35 "add %[dst], %[dst], %[stride] \n\t" |
| 36 "sw %[tmp4], (%[dst]) \n\t" |
| 37 |
| 38 : [tmp1] "=&r" (tmp1), [tmp2] "=&r" (tmp2), |
| 39 [tmp3] "=&r" (tmp3), [tmp4] "=&r" (tmp4) |
| 40 : [left] "r" (left), [dst] "r" (dst), [stride] "r" (stride) |
| 41 ); |
| 42 } |
| 43 |
| 44 void vp9_dc_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride, |
| 45 const uint8_t *above, const uint8_t *left) { |
| 46 int32_t expected_dc; |
| 47 int32_t average; |
| 48 int32_t tmp, above_c, above_l, above_r, left_c, left_r, left_l; |
| 49 |
| 50 __asm__ __volatile__ ( |
| 51 "lw %[above_c], (%[above]) \n\t" |
| 52 "lw %[left_c], (%[left]) \n\t" |
| 53 |
| 54 "preceu.ph.qbl %[above_l], %[above_c] \n\t" |
| 55 "preceu.ph.qbr %[above_r], %[above_c] \n\t" |
| 56 "preceu.ph.qbl %[left_l], %[left_c] \n\t" |
| 57 "preceu.ph.qbr %[left_r], %[left_c] \n\t" |
| 58 |
| 59 "addu.ph %[average], %[above_r], %[above_l] \n\t" |
| 60 "addu.ph %[average], %[average], %[left_l] \n\t" |
| 61 "addu.ph %[average], %[average], %[left_r] \n\t" |
| 62 "addiu %[average], %[average], 4 \n\t" |
| 63 "srl %[tmp], %[average], 16 \n\t" |
| 64 "addu.ph %[average], %[tmp], %[average] \n\t" |
| 65 "srl %[expected_dc], %[average], 3 \n\t" |
| 66 "replv.qb %[expected_dc], %[expected_dc] \n\t" |
| 67 |
| 68 "sw %[expected_dc], (%[dst]) \n\t" |
| 69 "add %[dst], %[dst], %[stride] \n\t" |
| 70 "sw %[expected_dc], (%[dst]) \n\t" |
| 71 "add %[dst], %[dst], %[stride] \n\t" |
| 72 "sw %[expected_dc], (%[dst]) \n\t" |
| 73 "add %[dst], %[dst], %[stride] \n\t" |
| 74 "sw %[expected_dc], (%[dst]) \n\t" |
| 75 |
| 76 : [above_c] "=&r" (above_c), [above_l] "=&r" (above_l), |
| 77 [above_r] "=&r" (above_r), [left_c] "=&r" (left_c), |
| 78 [left_l] "=&r" (left_l), [left_r] "=&r" (left_r), |
| 79 [average] "=&r" (average), [tmp] "=&r" (tmp), |
| 80 [expected_dc] "=&r" (expected_dc) |
| 81 : [above] "r" (above), [left] "r" (left), |
| 82 [dst] "r" (dst), [stride] "r" (stride) |
| 83 ); |
| 84 } |
| 85 |
| 86 void vp9_tm_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride, |
| 87 const uint8_t *above, const uint8_t *left) { |
| 88 int32_t abovel, abover; |
| 89 int32_t left0, left1, left2, left3; |
| 90 int32_t res0, res1; |
| 91 int32_t resl; |
| 92 int32_t resr; |
| 93 int32_t top_left; |
| 94 uint8_t *cm = vp9_ff_cropTbl; |
| 95 |
| 96 __asm__ __volatile__ ( |
| 97 "ulw %[resl], (%[above]) \n\t" |
| 98 |
| 99 "lbu %[left0], (%[left]) \n\t" |
| 100 "lbu %[left1], 1(%[left]) \n\t" |
| 101 "lbu %[left2], 2(%[left]) \n\t" |
| 102 "lbu %[left3], 3(%[left]) \n\t" |
| 103 |
| 104 "lbu %[top_left], -1(%[above]) \n\t" |
| 105 |
| 106 "preceu.ph.qbl %[abovel], %[resl] \n\t" |
| 107 "preceu.ph.qbr %[abover], %[resl] \n\t" |
| 108 |
| 109 "replv.ph %[left0], %[left0] \n\t" |
| 110 "replv.ph %[left1], %[left1] \n\t" |
| 111 "replv.ph %[left2], %[left2] \n\t" |
| 112 "replv.ph %[left3], %[left3] \n\t" |
| 113 |
| 114 "replv.ph %[top_left], %[top_left] \n\t" |
| 115 |
| 116 "addu.ph %[resl], %[abovel], %[left0] \n\t" |
| 117 "subu.ph %[resl], %[resl], %[top_left] \n\t" |
| 118 |
| 119 "addu.ph %[resr], %[abover], %[left0] \n\t" |
| 120 "subu.ph %[resr], %[resr], %[top_left] \n\t" |
| 121 |
| 122 "sll %[res0], %[resr], 16 \n\t" |
| 123 "sra %[res0], %[res0], 16 \n\t" |
| 124 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 125 |
| 126 "sra %[res1], %[resr], 16 \n\t" |
| 127 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 128 "sb %[res0], (%[dst]) \n\t" |
| 129 |
| 130 "sll %[res0], %[resl], 16 \n\t" |
| 131 "sra %[res0], %[res0], 16 \n\t" |
| 132 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 133 "sb %[res1], 1(%[dst]) \n\t" |
| 134 |
| 135 "sra %[res1], %[resl], 16 \n\t" |
| 136 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 137 |
| 138 "addu.ph %[resl], %[abovel], %[left1] \n\t" |
| 139 "subu.ph %[resl], %[resl], %[top_left] \n\t" |
| 140 |
| 141 "addu.ph %[resr], %[abover], %[left1] \n\t" |
| 142 "subu.ph %[resr], %[resr], %[top_left] \n\t" |
| 143 |
| 144 "sb %[res0], 2(%[dst]) \n\t" |
| 145 "sb %[res1], 3(%[dst]) \n\t" |
| 146 |
| 147 "add %[dst], %[dst], %[stride] \n\t" |
| 148 |
| 149 "sll %[res0], %[resr], 16 \n\t" |
| 150 "sra %[res0], %[res0], 16 \n\t" |
| 151 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 152 |
| 153 "sra %[res1], %[resr], 16 \n\t" |
| 154 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 155 "sb %[res0], (%[dst]) \n\t" |
| 156 |
| 157 "sll %[res0], %[resl], 16 \n\t" |
| 158 "sra %[res0], %[res0], 16 \n\t" |
| 159 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 160 |
| 161 "sb %[res1], 1(%[dst]) \n\t" |
| 162 "sra %[res1], %[resl], 16 \n\t" |
| 163 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 164 |
| 165 "addu.ph %[resl], %[abovel], %[left2] \n\t" |
| 166 "subu.ph %[resl], %[resl], %[top_left] \n\t" |
| 167 |
| 168 "addu.ph %[resr], %[abover], %[left2] \n\t" |
| 169 "subu.ph %[resr], %[resr], %[top_left] \n\t" |
| 170 |
| 171 "sb %[res0], 2(%[dst]) \n\t" |
| 172 "sb %[res1], 3(%[dst]) \n\t" |
| 173 |
| 174 "add %[dst], %[dst], %[stride] \n\t" |
| 175 |
| 176 "sll %[res0], %[resr], 16 \n\t" |
| 177 "sra %[res0], %[res0], 16 \n\t" |
| 178 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 179 |
| 180 |
| 181 "sra %[res1], %[resr], 16 \n\t" |
| 182 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 183 "sb %[res0], (%[dst]) \n\t" |
| 184 |
| 185 "sll %[res0], %[resl], 16 \n\t" |
| 186 "sra %[res0], %[res0], 16 \n\t" |
| 187 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 188 |
| 189 |
| 190 "sb %[res1], 1(%[dst]) \n\t" |
| 191 "sra %[res1], %[resl], 16 \n\t" |
| 192 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 193 |
| 194 "addu.ph %[resl], %[abovel], %[left3] \n\t" |
| 195 "subu.ph %[resl], %[resl], %[top_left] \n\t" |
| 196 |
| 197 "addu.ph %[resr], %[abover], %[left3] \n\t" |
| 198 "subu.ph %[resr], %[resr], %[top_left] \n\t" |
| 199 |
| 200 "sb %[res0], 2(%[dst]) \n\t" |
| 201 "sb %[res1], 3(%[dst]) \n\t" |
| 202 |
| 203 "add %[dst], %[dst], %[stride] \n\t" |
| 204 |
| 205 "sll %[res0], %[resr], 16 \n\t" |
| 206 "sra %[res0], %[res0], 16 \n\t" |
| 207 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 208 |
| 209 "sra %[res1], %[resr], 16 \n\t" |
| 210 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 211 "sb %[res0], (%[dst]) \n\t" |
| 212 |
| 213 "sll %[res0], %[resl], 16 \n\t" |
| 214 "sra %[res0], %[res0], 16 \n\t" |
| 215 "lbux %[res0], %[res0](%[cm]) \n\t" |
| 216 "sb %[res1], 1(%[dst]) \n\t" |
| 217 |
| 218 "sra %[res1], %[resl], 16 \n\t" |
| 219 "lbux %[res1], %[res1](%[cm]) \n\t" |
| 220 |
| 221 "sb %[res0], 2(%[dst]) \n\t" |
| 222 "sb %[res1], 3(%[dst]) \n\t" |
| 223 |
| 224 : [abovel] "=&r" (abovel), [abover] "=&r" (abover), |
| 225 [left0] "=&r" (left0), [left1] "=&r" (left1), [left2] "=&r" (left2), |
| 226 [res0] "=&r" (res0), [res1] "=&r" (res1), [left3] "=&r" (left3), |
| 227 [resl] "=&r" (resl), [resr] "=&r" (resr), [top_left] "=&r" (top_left) |
| 228 : [above] "r" (above), [left] "r" (left), |
| 229 [dst] "r" (dst), [stride] "r" (stride), [cm] "r" (cm) |
| 230 ); |
| 231 } |
| 232 #endif // #if HAVE_DSPR2 |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 111463005:
libvpx: Pull from upstream (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/