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author | trav90 <travawine@palemoon.org> | 2018-10-15 21:45:30 -0500 |
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committer | trav90 <travawine@palemoon.org> | 2018-10-15 21:45:30 -0500 |
commit | 68569dee1416593955c1570d638b3d9250b33012 (patch) | |
tree | d960f017cd7eba3f125b7e8a813789ee2e076310 /third_party/aom/aom_dsp/mips/intrapred4_dspr2.c | |
parent | 07c17b6b98ed32fcecff15c083ab0fd878de3cf0 (diff) | |
download | UXP-68569dee1416593955c1570d638b3d9250b33012.tar UXP-68569dee1416593955c1570d638b3d9250b33012.tar.gz UXP-68569dee1416593955c1570d638b3d9250b33012.tar.lz UXP-68569dee1416593955c1570d638b3d9250b33012.tar.xz UXP-68569dee1416593955c1570d638b3d9250b33012.zip |
Import aom library
This is the reference implementation for the Alliance for Open Media's av1 video code.
The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.
Diffstat (limited to 'third_party/aom/aom_dsp/mips/intrapred4_dspr2.c')
-rw-r--r-- | third_party/aom/aom_dsp/mips/intrapred4_dspr2.c | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/mips/intrapred4_dspr2.c b/third_party/aom/aom_dsp/mips/intrapred4_dspr2.c new file mode 100644 index 000000000..ea7c02810 --- /dev/null +++ b/third_party/aom/aom_dsp/mips/intrapred4_dspr2.c @@ -0,0 +1,225 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#include "aom_dsp/mips/common_dspr2.h" + +#if HAVE_DSPR2 +void aom_h_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int32_t tmp1, tmp2, tmp3, tmp4; + + __asm__ __volatile__( + "lb %[tmp1], (%[left]) \n\t" + "lb %[tmp2], 1(%[left]) \n\t" + "lb %[tmp3], 2(%[left]) \n\t" + "lb %[tmp4], 3(%[left]) \n\t" + "replv.qb %[tmp1], %[tmp1] \n\t" + "replv.qb %[tmp2], %[tmp2] \n\t" + "replv.qb %[tmp3], %[tmp3] \n\t" + "replv.qb %[tmp4], %[tmp4] \n\t" + "sw %[tmp1], (%[dst]) \n\t" + "add %[dst], %[dst], %[stride] \n\t" + "sw %[tmp2], (%[dst]) \n\t" + "add %[dst], %[dst], %[stride] \n\t" + "sw %[tmp3], (%[dst]) \n\t" + "add %[dst], %[dst], %[stride] \n\t" + "sw %[tmp4], (%[dst]) \n\t" + + : [tmp1] "=&r"(tmp1), [tmp2] "=&r"(tmp2), [tmp3] "=&r"(tmp3), + [tmp4] "=&r"(tmp4) + : [left] "r"(left), [dst] "r"(dst), [stride] "r"(stride)); +} + +void aom_dc_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int32_t expected_dc; + int32_t average; + int32_t tmp, above_c, above_l, above_r, left_c, left_r, left_l; + + __asm__ __volatile__( + "lw %[above_c], (%[above]) \n\t" + "lw %[left_c], (%[left]) \n\t" + + "preceu.ph.qbl %[above_l], %[above_c] \n\t" + "preceu.ph.qbr %[above_r], %[above_c] \n\t" + "preceu.ph.qbl %[left_l], %[left_c] \n\t" + "preceu.ph.qbr %[left_r], %[left_c] \n\t" + + "addu.ph %[average], %[above_r], %[above_l] \n\t" + "addu.ph %[average], %[average], %[left_l] \n\t" + "addu.ph %[average], %[average], %[left_r] \n\t" + "addiu %[average], %[average], 4 \n\t" + "srl %[tmp], %[average], 16 \n\t" + "addu.ph %[average], %[tmp], %[average] \n\t" + "srl %[expected_dc], %[average], 3 \n\t" + "replv.qb %[expected_dc], %[expected_dc] \n\t" + + "sw %[expected_dc], (%[dst]) \n\t" + "add %[dst], %[dst], %[stride] \n\t" + "sw %[expected_dc], (%[dst]) \n\t" + "add %[dst], %[dst], %[stride] \n\t" + "sw %[expected_dc], (%[dst]) \n\t" + "add %[dst], %[dst], %[stride] \n\t" + "sw %[expected_dc], (%[dst]) \n\t" + + : [above_c] "=&r"(above_c), [above_l] "=&r"(above_l), + [above_r] "=&r"(above_r), [left_c] "=&r"(left_c), + [left_l] "=&r"(left_l), [left_r] "=&r"(left_r), + [average] "=&r"(average), [tmp] "=&r"(tmp), + [expected_dc] "=&r"(expected_dc) + : [above] "r"(above), [left] "r"(left), [dst] "r"(dst), + [stride] "r"(stride)); +} + +void aom_tm_predictor_4x4_dspr2(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int32_t abovel, abover; + int32_t left0, left1, left2, left3; + int32_t res0, res1; + int32_t resl; + int32_t resr; + int32_t top_left; + uint8_t *cm = aom_ff_cropTbl; + + __asm__ __volatile__( + "ulw %[resl], (%[above]) \n\t" + + "lbu %[left0], (%[left]) \n\t" + "lbu %[left1], 1(%[left]) \n\t" + "lbu %[left2], 2(%[left]) \n\t" + "lbu %[left3], 3(%[left]) \n\t" + + "lbu %[top_left], -1(%[above]) \n\t" + + "preceu.ph.qbl %[abovel], %[resl] \n\t" + "preceu.ph.qbr %[abover], %[resl] \n\t" + + "replv.ph %[left0], %[left0] \n\t" + "replv.ph %[left1], %[left1] \n\t" + "replv.ph %[left2], %[left2] \n\t" + "replv.ph %[left3], %[left3] \n\t" + + "replv.ph %[top_left], %[top_left] \n\t" + + "addu.ph %[resl], %[abovel], %[left0] \n\t" + "subu.ph %[resl], %[resl], %[top_left] \n\t" + + "addu.ph %[resr], %[abover], %[left0] \n\t" + "subu.ph %[resr], %[resr], %[top_left] \n\t" + + "sll %[res0], %[resr], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + + "sra %[res1], %[resr], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + "sb %[res0], (%[dst]) \n\t" + + "sll %[res0], %[resl], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + "sb %[res1], 1(%[dst]) \n\t" + + "sra %[res1], %[resl], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + + "addu.ph %[resl], %[abovel], %[left1] \n\t" + "subu.ph %[resl], %[resl], %[top_left] \n\t" + + "addu.ph %[resr], %[abover], %[left1] \n\t" + "subu.ph %[resr], %[resr], %[top_left] \n\t" + + "sb %[res0], 2(%[dst]) \n\t" + "sb %[res1], 3(%[dst]) \n\t" + + "add %[dst], %[dst], %[stride] \n\t" + + "sll %[res0], %[resr], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + + "sra %[res1], %[resr], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + "sb %[res0], (%[dst]) \n\t" + + "sll %[res0], %[resl], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + + "sb %[res1], 1(%[dst]) \n\t" + "sra %[res1], %[resl], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + + "addu.ph %[resl], %[abovel], %[left2] \n\t" + "subu.ph %[resl], %[resl], %[top_left] \n\t" + + "addu.ph %[resr], %[abover], %[left2] \n\t" + "subu.ph %[resr], %[resr], %[top_left] \n\t" + + "sb %[res0], 2(%[dst]) \n\t" + "sb %[res1], 3(%[dst]) \n\t" + + "add %[dst], %[dst], %[stride] \n\t" + + "sll %[res0], %[resr], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + + "sra %[res1], %[resr], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + "sb %[res0], (%[dst]) \n\t" + + "sll %[res0], %[resl], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + + "sb %[res1], 1(%[dst]) \n\t" + "sra %[res1], %[resl], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + + "addu.ph %[resl], %[abovel], %[left3] \n\t" + "subu.ph %[resl], %[resl], %[top_left] \n\t" + + "addu.ph %[resr], %[abover], %[left3] \n\t" + "subu.ph %[resr], %[resr], %[top_left] \n\t" + + "sb %[res0], 2(%[dst]) \n\t" + "sb %[res1], 3(%[dst]) \n\t" + + "add %[dst], %[dst], %[stride] \n\t" + + "sll %[res0], %[resr], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + + "sra %[res1], %[resr], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + "sb %[res0], (%[dst]) \n\t" + + "sll %[res0], %[resl], 16 \n\t" + "sra %[res0], %[res0], 16 \n\t" + "lbux %[res0], %[res0](%[cm]) \n\t" + "sb %[res1], 1(%[dst]) \n\t" + + "sra %[res1], %[resl], 16 \n\t" + "lbux %[res1], %[res1](%[cm]) \n\t" + + "sb %[res0], 2(%[dst]) \n\t" + "sb %[res1], 3(%[dst]) \n\t" + + : [abovel] "=&r"(abovel), [abover] "=&r"(abover), [left0] "=&r"(left0), + [left1] "=&r"(left1), [left2] "=&r"(left2), [res0] "=&r"(res0), + [res1] "=&r"(res1), [left3] "=&r"(left3), [resl] "=&r"(resl), + [resr] "=&r"(resr), [top_left] "=&r"(top_left) + : [above] "r"(above), [left] "r"(left), [dst] "r"(dst), + [stride] "r"(stride), [cm] "r"(cm)); +} +#endif // #if HAVE_DSPR2 |