| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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 |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #include "aom_dsp/mips/common_dspr2.h" |
| |
| #if HAVE_DSPR2 |
| void aom_h_predictor_8x8_dspr2(uint8_t *dst, ptrdiff_t stride, |
| const uint8_t *above, const uint8_t *left) { |
| int32_t tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7, tmp8; |
| (void)above; |
| |
| __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" |
| "lb %[tmp5], 4(%[left]) \n\t" |
| "lb %[tmp6], 5(%[left]) \n\t" |
| "lb %[tmp7], 6(%[left]) \n\t" |
| "lb %[tmp8], 7(%[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" |
| "replv.qb %[tmp5], %[tmp5] \n\t" |
| "replv.qb %[tmp6], %[tmp6] \n\t" |
| "replv.qb %[tmp7], %[tmp7] \n\t" |
| "replv.qb %[tmp8], %[tmp8] \n\t" |
| |
| "sw %[tmp1], (%[dst]) \n\t" |
| "sw %[tmp1], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp2], (%[dst]) \n\t" |
| "sw %[tmp2], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp3], (%[dst]) \n\t" |
| "sw %[tmp3], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp4], (%[dst]) \n\t" |
| "sw %[tmp4], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp5], (%[dst]) \n\t" |
| "sw %[tmp5], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp6], (%[dst]) \n\t" |
| "sw %[tmp6], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp7], (%[dst]) \n\t" |
| "sw %[tmp7], 4(%[dst]) \n\t" |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[tmp8], (%[dst]) \n\t" |
| "sw %[tmp8], 4(%[dst]) \n\t" |
| |
| : [tmp1] "=&r"(tmp1), [tmp2] "=&r"(tmp2), [tmp3] "=&r"(tmp3), |
| [tmp4] "=&r"(tmp4), [tmp5] "=&r"(tmp5), [tmp7] "=&r"(tmp7), |
| [tmp6] "=&r"(tmp6), [tmp8] "=&r"(tmp8) |
| : [left] "r"(left), [dst] "r"(dst), [stride] "r"(stride)); |
| } |
| |
| void aom_dc_predictor_8x8_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, above1, above_l1, above_r1, left1, left_r1, left_l1; |
| int32_t above2, above_l2, above_r2, left2, left_r2, left_l2; |
| |
| __asm__ __volatile__( |
| "lw %[above1], (%[above]) \n\t" |
| "lw %[above2], 4(%[above]) \n\t" |
| "lw %[left1], (%[left]) \n\t" |
| "lw %[left2], 4(%[left]) \n\t" |
| |
| "preceu.ph.qbl %[above_l1], %[above1] \n\t" |
| "preceu.ph.qbr %[above_r1], %[above1] \n\t" |
| "preceu.ph.qbl %[left_l1], %[left1] \n\t" |
| "preceu.ph.qbr %[left_r1], %[left1] \n\t" |
| |
| "preceu.ph.qbl %[above_l2], %[above2] \n\t" |
| "preceu.ph.qbr %[above_r2], %[above2] \n\t" |
| "preceu.ph.qbl %[left_l2], %[left2] \n\t" |
| "preceu.ph.qbr %[left_r2], %[left2] \n\t" |
| |
| "addu.ph %[average], %[above_r1], %[above_l1] \n\t" |
| "addu.ph %[average], %[average], %[left_l1] \n\t" |
| "addu.ph %[average], %[average], %[left_r1] \n\t" |
| |
| "addu.ph %[average], %[average], %[above_l2] \n\t" |
| "addu.ph %[average], %[average], %[above_r2] \n\t" |
| "addu.ph %[average], %[average], %[left_l2] \n\t" |
| "addu.ph %[average], %[average], %[left_r2] \n\t" |
| |
| "addiu %[average], %[average], 8 \n\t" |
| |
| "srl %[tmp], %[average], 16 \n\t" |
| "addu.ph %[average], %[tmp], %[average] \n\t" |
| "srl %[expected_dc], %[average], 4 \n\t" |
| "replv.qb %[expected_dc], %[expected_dc] \n\t" |
| |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| "add %[dst], %[dst], %[stride] \n\t" |
| "sw %[expected_dc], (%[dst]) \n\t" |
| "sw %[expected_dc], 4(%[dst]) \n\t" |
| |
| : [above1] "=&r"(above1), [above_l1] "=&r"(above_l1), |
| [above_r1] "=&r"(above_r1), [left1] "=&r"(left1), |
| [left_l1] "=&r"(left_l1), [left_r1] "=&r"(left_r1), |
| [above2] "=&r"(above2), [above_l2] "=&r"(above_l2), |
| [above_r2] "=&r"(above_r2), [left2] "=&r"(left2), |
| [left_l2] "=&r"(left_l2), [left_r2] "=&r"(left_r2), |
| [average] "=&r"(average), [tmp] "=&r"(tmp), |
| [expected_dc] "=&r"(expected_dc) |
| : [above] "r"(above), [left] "r"(left), [dst] "r"(dst), |
| [stride] "r"(stride)); |
| } |
| #endif // #if HAVE_DSPR2 |
