| /* |
| * 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 <assert.h> |
| #include <stdio.h> |
| |
| #include "config/aom_dsp_rtcd.h" |
| |
| #include "aom_dsp/mips/convolve_common_dspr2.h" |
| #include "aom_dsp/aom_dsp_common.h" |
| #include "aom_ports/mem.h" |
| |
| #if HAVE_DSPR2 |
| static void convolve_bi_horiz_4_dspr2(const uint8_t *src, int32_t src_stride, |
| uint8_t *dst, int32_t dst_stride, |
| const int16_t *filter_x0, int32_t h) { |
| int32_t y; |
| uint8_t *cm = aom_ff_cropTbl; |
| int32_t Temp1, Temp2, Temp3, Temp4; |
| uint32_t vector4a = 64; |
| uint32_t tp1, tp2; |
| uint32_t p1, p2; |
| const int16_t *filter = &filter_x0[3]; |
| uint32_t filter45; |
| |
| filter45 = ((const int32_t *)filter)[0]; |
| |
| for (y = h; y--;) { |
| /* prefetch data to cache memory */ |
| prefetch_load(src + src_stride); |
| prefetch_load(src + src_stride + 32); |
| prefetch_store(dst + dst_stride); |
| |
| __asm__ __volatile__( |
| "ulw %[tp1], 0(%[src]) \n\t" |
| "ulw %[tp2], 4(%[src]) \n\t" |
| |
| /* even 1. pixel */ |
| "mtlo %[vector4a], $ac3 \n\t" |
| "mthi $zero, $ac3 \n\t" |
| "preceu.ph.qbr %[p1], %[tp1] \n\t" |
| "preceu.ph.qbl %[p2], %[tp1] \n\t" |
| "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" |
| "extp %[Temp1], $ac3, 31 \n\t" |
| |
| /* even 2. pixel */ |
| "mtlo %[vector4a], $ac2 \n\t" |
| "mthi $zero, $ac2 \n\t" |
| "balign %[tp2], %[tp1], 3 \n\t" |
| "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" |
| "extp %[Temp3], $ac2, 31 \n\t" |
| |
| /* odd 1. pixel */ |
| "lbux %[tp1], %[Temp1](%[cm]) \n\t" |
| "mtlo %[vector4a], $ac3 \n\t" |
| "mthi $zero, $ac3 \n\t" |
| "preceu.ph.qbr %[p1], %[tp2] \n\t" |
| "preceu.ph.qbl %[p2], %[tp2] \n\t" |
| "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" |
| "extp %[Temp2], $ac3, 31 \n\t" |
| |
| /* odd 2. pixel */ |
| "lbux %[tp2], %[Temp3](%[cm]) \n\t" |
| "mtlo %[vector4a], $ac2 \n\t" |
| "mthi $zero, $ac2 \n\t" |
| "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" |
| "extp %[Temp4], $ac2, 31 \n\t" |
| |
| /* clamp */ |
| "lbux %[p1], %[Temp2](%[cm]) \n\t" |
| "lbux %[p2], %[Temp4](%[cm]) \n\t" |
| |
| /* store bytes */ |
| "sb %[tp1], 0(%[dst]) \n\t" |
| "sb %[p1], 1(%[dst]) \n\t" |
| "sb %[tp2], 2(%[dst]) \n\t" |
| "sb %[p2], 3(%[dst]) \n\t" |
| |
| : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [p1] "=&r"(p1), [p2] "=&r"(p2), |
| [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3), |
| [Temp4] "=&r"(Temp4) |
| : [filter45] "r"(filter45), [vector4a] "r"(vector4a), [cm] "r"(cm), |
| [dst] "r"(dst), [src] "r"(src)); |
| |
| /* Next row... */ |
| src += src_stride; |
| dst += dst_stride; |
| } |
| } |
| |
| static void convolve_bi_horiz_8_dspr2(const uint8_t *src, int32_t src_stride, |
| uint8_t *dst, int32_t dst_stride, |
| const int16_t *filter_x0, int32_t h) { |
| int32_t y; |
| uint8_t *cm = aom_ff_cropTbl; |
| uint32_t vector4a = 64; |
| int32_t Temp1, Temp2, Temp3; |
| uint32_t tp1, tp2, tp3; |
| uint32_t p1, p2, p3, p4; |
| uint32_t st0, st1; |
| const int16_t *filter = &filter_x0[3]; |
| uint32_t filter45; |
| |
| filter45 = ((const int32_t *)filter)[0]; |
| |
| for (y = h; y--;) { |
| /* prefetch data to cache memory */ |
| prefetch_load(src + src_stride); |
| prefetch_load(src + src_stride + 32); |
| prefetch_store(dst + dst_stride); |
| |
| __asm__ __volatile__( |
| "ulw %[tp1], 0(%[src]) \n\t" |
| "ulw %[tp2], 4(%[src]) \n\t" |
| |
| /* even 1. pixel */ |
| "mtlo %[vector4a], $ac3 \n\t" |
| "mthi $zero, $ac3 \n\t" |
| "mtlo %[vector4a], $ac2 \n\t" |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbr %[p1], %[tp1] \n\t" |
| "preceu.ph.qbl %[p2], %[tp1] \n\t" |
| "preceu.ph.qbr %[p3], %[tp2] \n\t" |
| "preceu.ph.qbl %[p4], %[tp2] \n\t" |
| "ulw %[tp3], 8(%[src]) \n\t" |
| "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" |
| "extp %[Temp1], $ac3, 31 \n\t" |
| |
| /* even 2. pixel */ |
| "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" |
| "extp %[Temp3], $ac2, 31 \n\t" |
| |
| /* even 3. pixel */ |
| "lbux %[st0], %[Temp1](%[cm]) \n\t" |
| "mtlo %[vector4a], $ac1 \n\t" |
| "mthi $zero, $ac1 \n\t" |
| "dpa.w.ph $ac1, %[p3], %[filter45] \n\t" |
| "extp %[Temp1], $ac1, 31 \n\t" |
| |
| /* even 4. pixel */ |
| "mtlo %[vector4a], $ac2 \n\t" |
| "mthi $zero, $ac2 \n\t" |
| "mtlo %[vector4a], $ac3 \n\t" |
| "mthi $zero, $ac3 \n\t" |
| "sb %[st0], 0(%[dst]) \n\t" |
| "lbux %[st1], %[Temp3](%[cm]) \n\t" |
| |
| "balign %[tp3], %[tp2], 3 \n\t" |
| "balign %[tp2], %[tp1], 3 \n\t" |
| |
| "dpa.w.ph $ac2, %[p4], %[filter45] \n\t" |
| "extp %[Temp3], $ac2, 31 \n\t" |
| |
| "lbux %[st0], %[Temp1](%[cm]) \n\t" |
| |
| /* odd 1. pixel */ |
| "mtlo %[vector4a], $ac1 \n\t" |
| "mthi $zero, $ac1 \n\t" |
| "sb %[st1], 2(%[dst]) \n\t" |
| "preceu.ph.qbr %[p1], %[tp2] \n\t" |
| "preceu.ph.qbl %[p2], %[tp2] \n\t" |
| "preceu.ph.qbr %[p3], %[tp3] \n\t" |
| "preceu.ph.qbl %[p4], %[tp3] \n\t" |
| "sb %[st0], 4(%[dst]) \n\t" |
| "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" |
| "extp %[Temp2], $ac3, 31 \n\t" |
| |
| /* odd 2. pixel */ |
| "mtlo %[vector4a], $ac3 \n\t" |
| "mthi $zero, $ac3 \n\t" |
| "mtlo %[vector4a], $ac2 \n\t" |
| "mthi $zero, $ac2 \n\t" |
| "lbux %[st0], %[Temp3](%[cm]) \n\t" |
| "dpa.w.ph $ac1, %[p2], %[filter45] \n\t" |
| "extp %[Temp3], $ac1, 31 \n\t" |
| |
| /* odd 3. pixel */ |
| "lbux %[st1], %[Temp2](%[cm]) \n\t" |
| "dpa.w.ph $ac3, %[p3], %[filter45] \n\t" |
| "extp %[Temp2], $ac3, 31 \n\t" |
| |
| /* odd 4. pixel */ |
| "sb %[st1], 1(%[dst]) \n\t" |
| "sb %[st0], 6(%[dst]) \n\t" |
| "dpa.w.ph $ac2, %[p4], %[filter45] \n\t" |
| "extp %[Temp1], $ac2, 31 \n\t" |
| |
| /* clamp */ |
| "lbux %[p4], %[Temp3](%[cm]) \n\t" |
| "lbux %[p2], %[Temp2](%[cm]) \n\t" |
| "lbux %[p1], %[Temp1](%[cm]) \n\t" |
| |
| /* store bytes */ |
| "sb %[p4], 3(%[dst]) \n\t" |
| "sb %[p2], 5(%[dst]) \n\t" |
| "sb %[p1], 7(%[dst]) \n\t" |
| |
| : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3), |
| [st0] "=&r"(st0), [st1] "=&r"(st1), [p1] "=&r"(p1), [p2] "=&r"(p2), |
| [p3] "=&r"(p3), [p4] "=&r"(p4), [Temp1] "=&r"(Temp1), |
| [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3) |
| : [filter45] "r"(filter45), [vector4a] "r"(vector4a), [cm] "r"(cm), |
| [dst] "r"(dst), [src] "r"(src)); |
| |
| /* Next row... */ |
| src += src_stride; |
| dst += dst_stride; |
| } |
| } |
| |
| static void convolve_bi_horiz_16_dspr2(const uint8_t *src_ptr, |
| int32_t src_stride, uint8_t *dst_ptr, |
| int32_t dst_stride, |
| const int16_t *filter_x0, int32_t h, |
| int32_t count) { |
| int32_t y, c; |
| const uint8_t *src; |
| uint8_t *dst; |
| uint8_t *cm = aom_ff_cropTbl; |
| uint32_t vector_64 = 64; |
| int32_t Temp1, Temp2, Temp3; |
| uint32_t qload1, qload2, qload3; |
| uint32_t p1, p2, p3, p4, p5; |
| uint32_t st1, st2, st3; |
| const int16_t *filter = &filter_x0[3]; |
| uint32_t filter45; |
| |
| filter45 = ((const int32_t *)filter)[0]; |
| |
| for (y = h; y--;) { |
| src = src_ptr; |
| dst = dst_ptr; |
| |
| /* prefetch data to cache memory */ |
| prefetch_load(src_ptr + src_stride); |
| prefetch_load(src_ptr + src_stride + 32); |
| prefetch_store(dst_ptr + dst_stride); |
| |
| for (c = 0; c < count; c++) { |
| __asm__ __volatile__( |
| "ulw %[qload1], 0(%[src]) \n\t" |
| "ulw %[qload2], 4(%[src]) \n\t" |
| |
| /* even 1. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* even 1 */ |
| "mthi $zero, $ac1 \n\t" |
| "mtlo %[vector_64], $ac2 \n\t" /* even 2 */ |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbr %[p1], %[qload1] \n\t" |
| "preceu.ph.qbl %[p2], %[qload1] \n\t" |
| "preceu.ph.qbr %[p3], %[qload2] \n\t" |
| "preceu.ph.qbl %[p4], %[qload2] \n\t" |
| "ulw %[qload3], 8(%[src]) \n\t" |
| "dpa.w.ph $ac1, %[p1], %[filter45] \n\t" /* even 1 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* even 1 */ |
| |
| /* even 2. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* even 3 */ |
| "mthi $zero, $ac3 \n\t" |
| "preceu.ph.qbr %[p1], %[qload3] \n\t" |
| "preceu.ph.qbl %[p5], %[qload3] \n\t" |
| "ulw %[qload1], 12(%[src]) \n\t" |
| "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" /* even 1 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* even 1 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 1 */ |
| |
| /* even 3. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* even 4 */ |
| "mthi $zero, $ac1 \n\t" |
| "preceu.ph.qbr %[p2], %[qload1] \n\t" |
| "sb %[st1], 0(%[dst]) \n\t" /* even 1 */ |
| "dpa.w.ph $ac3, %[p3], %[filter45] \n\t" /* even 3 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* even 3 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* even 1 */ |
| |
| /* even 4. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* even 5 */ |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbl %[p3], %[qload1] \n\t" |
| "sb %[st2], 2(%[dst]) \n\t" /* even 1 */ |
| "dpa.w.ph $ac1, %[p4], %[filter45] \n\t" /* even 4 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* even 4 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* even 3 */ |
| |
| /* even 5. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* even 6 */ |
| "mthi $zero, $ac3 \n\t" |
| "sb %[st3], 4(%[dst]) \n\t" /* even 3 */ |
| "dpa.w.ph $ac2, %[p1], %[filter45] \n\t" /* even 5 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* even 5 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 4 */ |
| |
| /* even 6. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* even 7 */ |
| "mthi $zero, $ac1 \n\t" |
| "sb %[st1], 6(%[dst]) \n\t" /* even 4 */ |
| "dpa.w.ph $ac3, %[p5], %[filter45] \n\t" /* even 6 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* even 6 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* even 5 */ |
| |
| /* even 7. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* even 8 */ |
| "mthi $zero, $ac2 \n\t" |
| "sb %[st2], 8(%[dst]) \n\t" /* even 5 */ |
| "dpa.w.ph $ac1, %[p2], %[filter45] \n\t" /* even 7 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* even 7 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* even 6 */ |
| |
| /* even 8. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* odd 1 */ |
| "mthi $zero, $ac3 \n\t" |
| "dpa.w.ph $ac2, %[p3], %[filter45] \n\t" /* even 8 */ |
| "sb %[st3], 10(%[dst]) \n\t" /* even 6 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* even 8 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 7 */ |
| |
| /* ODD pixels */ |
| "ulw %[qload1], 1(%[src]) \n\t" |
| "ulw %[qload2], 5(%[src]) \n\t" |
| |
| /* odd 1. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* odd 2 */ |
| "mthi $zero, $ac1 \n\t" |
| "preceu.ph.qbr %[p1], %[qload1] \n\t" |
| "preceu.ph.qbl %[p2], %[qload1] \n\t" |
| "preceu.ph.qbr %[p3], %[qload2] \n\t" |
| "preceu.ph.qbl %[p4], %[qload2] \n\t" |
| "sb %[st1], 12(%[dst]) \n\t" /* even 7 */ |
| "ulw %[qload3], 9(%[src]) \n\t" |
| "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" /* odd 1 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* odd 1 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* even 8 */ |
| |
| /* odd 2. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* odd 3 */ |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbr %[p1], %[qload3] \n\t" |
| "preceu.ph.qbl %[p5], %[qload3] \n\t" |
| "sb %[st2], 14(%[dst]) \n\t" /* even 8 */ |
| "ulw %[qload1], 13(%[src]) \n\t" |
| "dpa.w.ph $ac1, %[p2], %[filter45] \n\t" /* odd 2 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* odd 2 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* odd 1 */ |
| |
| /* odd 3. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* odd 4 */ |
| "mthi $zero, $ac3 \n\t" |
| "preceu.ph.qbr %[p2], %[qload1] \n\t" |
| "sb %[st3], 1(%[dst]) \n\t" /* odd 1 */ |
| "dpa.w.ph $ac2, %[p3], %[filter45] \n\t" /* odd 3 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* odd 3 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* odd 2 */ |
| |
| /* odd 4. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* odd 5 */ |
| "mthi $zero, $ac1 \n\t" |
| "preceu.ph.qbl %[p3], %[qload1] \n\t" |
| "sb %[st1], 3(%[dst]) \n\t" /* odd 2 */ |
| "dpa.w.ph $ac3, %[p4], %[filter45] \n\t" /* odd 4 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* odd 4 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* odd 3 */ |
| |
| /* odd 5. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* odd 6 */ |
| "mthi $zero, $ac2 \n\t" |
| "sb %[st2], 5(%[dst]) \n\t" /* odd 3 */ |
| "dpa.w.ph $ac1, %[p1], %[filter45] \n\t" /* odd 5 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* odd 5 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* odd 4 */ |
| |
| /* odd 6. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* odd 7 */ |
| "mthi $zero, $ac3 \n\t" |
| "sb %[st3], 7(%[dst]) \n\t" /* odd 4 */ |
| "dpa.w.ph $ac2, %[p5], %[filter45] \n\t" /* odd 6 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* odd 6 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* odd 5 */ |
| |
| /* odd 7. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* odd 8 */ |
| "mthi $zero, $ac1 \n\t" |
| "sb %[st1], 9(%[dst]) \n\t" /* odd 5 */ |
| "dpa.w.ph $ac3, %[p2], %[filter45] \n\t" /* odd 7 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* odd 7 */ |
| |
| /* odd 8. pixel */ |
| "dpa.w.ph $ac1, %[p3], %[filter45] \n\t" /* odd 8 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* odd 8 */ |
| |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* odd 6 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* odd 7 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* odd 8 */ |
| |
| "sb %[st2], 11(%[dst]) \n\t" /* odd 6 */ |
| "sb %[st3], 13(%[dst]) \n\t" /* odd 7 */ |
| "sb %[st1], 15(%[dst]) \n\t" /* odd 8 */ |
| |
| : [qload1] "=&r"(qload1), [qload2] "=&r"(qload2), |
| [qload3] "=&r"(qload3), [st1] "=&r"(st1), [st2] "=&r"(st2), |
| [st3] "=&r"(st3), [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3), |
| [p4] "=&r"(p4), [p5] "=&r"(p5), [Temp1] "=&r"(Temp1), |
| [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3) |
| : [filter45] "r"(filter45), [vector_64] "r"(vector_64), [cm] "r"(cm), |
| [dst] "r"(dst), [src] "r"(src)); |
| |
| src += 16; |
| dst += 16; |
| } |
| |
| /* Next row... */ |
| src_ptr += src_stride; |
| dst_ptr += dst_stride; |
| } |
| } |
| |
| static void convolve_bi_horiz_64_dspr2(const uint8_t *src_ptr, |
| int32_t src_stride, uint8_t *dst_ptr, |
| int32_t dst_stride, |
| const int16_t *filter_x0, int32_t h) { |
| int32_t y, c; |
| const uint8_t *src; |
| uint8_t *dst; |
| uint8_t *cm = aom_ff_cropTbl; |
| uint32_t vector_64 = 64; |
| int32_t Temp1, Temp2, Temp3; |
| uint32_t qload1, qload2, qload3; |
| uint32_t p1, p2, p3, p4, p5; |
| uint32_t st1, st2, st3; |
| const int16_t *filter = &filter_x0[3]; |
| uint32_t filter45; |
| |
| filter45 = ((const int32_t *)filter)[0]; |
| |
| for (y = h; y--;) { |
| src = src_ptr; |
| dst = dst_ptr; |
| |
| /* prefetch data to cache memory */ |
| prefetch_load(src_ptr + src_stride); |
| prefetch_load(src_ptr + src_stride + 32); |
| prefetch_load(src_ptr + src_stride + 64); |
| prefetch_store(dst_ptr + dst_stride); |
| prefetch_store(dst_ptr + dst_stride + 32); |
| |
| for (c = 0; c < 4; c++) { |
| __asm__ __volatile__( |
| "ulw %[qload1], 0(%[src]) \n\t" |
| "ulw %[qload2], 4(%[src]) \n\t" |
| |
| /* even 1. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* even 1 */ |
| "mthi $zero, $ac1 \n\t" |
| "mtlo %[vector_64], $ac2 \n\t" /* even 2 */ |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbr %[p1], %[qload1] \n\t" |
| "preceu.ph.qbl %[p2], %[qload1] \n\t" |
| "preceu.ph.qbr %[p3], %[qload2] \n\t" |
| "preceu.ph.qbl %[p4], %[qload2] \n\t" |
| "ulw %[qload3], 8(%[src]) \n\t" |
| "dpa.w.ph $ac1, %[p1], %[filter45] \n\t" /* even 1 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* even 1 */ |
| |
| /* even 2. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* even 3 */ |
| "mthi $zero, $ac3 \n\t" |
| "preceu.ph.qbr %[p1], %[qload3] \n\t" |
| "preceu.ph.qbl %[p5], %[qload3] \n\t" |
| "ulw %[qload1], 12(%[src]) \n\t" |
| "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" /* even 1 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* even 1 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 1 */ |
| |
| /* even 3. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* even 4 */ |
| "mthi $zero, $ac1 \n\t" |
| "preceu.ph.qbr %[p2], %[qload1] \n\t" |
| "sb %[st1], 0(%[dst]) \n\t" /* even 1 */ |
| "dpa.w.ph $ac3, %[p3], %[filter45] \n\t" /* even 3 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* even 3 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* even 1 */ |
| |
| /* even 4. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* even 5 */ |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbl %[p3], %[qload1] \n\t" |
| "sb %[st2], 2(%[dst]) \n\t" /* even 1 */ |
| "dpa.w.ph $ac1, %[p4], %[filter45] \n\t" /* even 4 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* even 4 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* even 3 */ |
| |
| /* even 5. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* even 6 */ |
| "mthi $zero, $ac3 \n\t" |
| "sb %[st3], 4(%[dst]) \n\t" /* even 3 */ |
| "dpa.w.ph $ac2, %[p1], %[filter45] \n\t" /* even 5 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* even 5 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 4 */ |
| |
| /* even 6. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* even 7 */ |
| "mthi $zero, $ac1 \n\t" |
| "sb %[st1], 6(%[dst]) \n\t" /* even 4 */ |
| "dpa.w.ph $ac3, %[p5], %[filter45] \n\t" /* even 6 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* even 6 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* even 5 */ |
| |
| /* even 7. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* even 8 */ |
| "mthi $zero, $ac2 \n\t" |
| "sb %[st2], 8(%[dst]) \n\t" /* even 5 */ |
| "dpa.w.ph $ac1, %[p2], %[filter45] \n\t" /* even 7 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* even 7 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* even 6 */ |
| |
| /* even 8. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* odd 1 */ |
| "mthi $zero, $ac3 \n\t" |
| "dpa.w.ph $ac2, %[p3], %[filter45] \n\t" /* even 8 */ |
| "sb %[st3], 10(%[dst]) \n\t" /* even 6 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* even 8 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 7 */ |
| |
| /* ODD pixels */ |
| "ulw %[qload1], 1(%[src]) \n\t" |
| "ulw %[qload2], 5(%[src]) \n\t" |
| |
| /* odd 1. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* odd 2 */ |
| "mthi $zero, $ac1 \n\t" |
| "preceu.ph.qbr %[p1], %[qload1] \n\t" |
| "preceu.ph.qbl %[p2], %[qload1] \n\t" |
| "preceu.ph.qbr %[p3], %[qload2] \n\t" |
| "preceu.ph.qbl %[p4], %[qload2] \n\t" |
| "sb %[st1], 12(%[dst]) \n\t" /* even 7 */ |
| "ulw %[qload3], 9(%[src]) \n\t" |
| "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" /* odd 1 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* odd 1 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* even 8 */ |
| |
| /* odd 2. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* odd 3 */ |
| "mthi $zero, $ac2 \n\t" |
| "preceu.ph.qbr %[p1], %[qload3] \n\t" |
| "preceu.ph.qbl %[p5], %[qload3] \n\t" |
| "sb %[st2], 14(%[dst]) \n\t" /* even 8 */ |
| "ulw %[qload1], 13(%[src]) \n\t" |
| "dpa.w.ph $ac1, %[p2], %[filter45] \n\t" /* odd 2 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* odd 2 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* odd 1 */ |
| |
| /* odd 3. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* odd 4 */ |
| "mthi $zero, $ac3 \n\t" |
| "preceu.ph.qbr %[p2], %[qload1] \n\t" |
| "sb %[st3], 1(%[dst]) \n\t" /* odd 1 */ |
| "dpa.w.ph $ac2, %[p3], %[filter45] \n\t" /* odd 3 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* odd 3 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* odd 2 */ |
| |
| /* odd 4. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* odd 5 */ |
| "mthi $zero, $ac1 \n\t" |
| "preceu.ph.qbl %[p3], %[qload1] \n\t" |
| "sb %[st1], 3(%[dst]) \n\t" /* odd 2 */ |
| "dpa.w.ph $ac3, %[p4], %[filter45] \n\t" /* odd 4 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* odd 4 */ |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* odd 3 */ |
| |
| /* odd 5. pixel */ |
| "mtlo %[vector_64], $ac2 \n\t" /* odd 6 */ |
| "mthi $zero, $ac2 \n\t" |
| "sb %[st2], 5(%[dst]) \n\t" /* odd 3 */ |
| "dpa.w.ph $ac1, %[p1], %[filter45] \n\t" /* odd 5 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* odd 5 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* odd 4 */ |
| |
| /* odd 6. pixel */ |
| "mtlo %[vector_64], $ac3 \n\t" /* odd 7 */ |
| "mthi $zero, $ac3 \n\t" |
| "sb %[st3], 7(%[dst]) \n\t" /* odd 4 */ |
| "dpa.w.ph $ac2, %[p5], %[filter45] \n\t" /* odd 6 */ |
| "extp %[Temp2], $ac2, 31 \n\t" /* odd 6 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* odd 5 */ |
| |
| /* odd 7. pixel */ |
| "mtlo %[vector_64], $ac1 \n\t" /* odd 8 */ |
| "mthi $zero, $ac1 \n\t" |
| "sb %[st1], 9(%[dst]) \n\t" /* odd 5 */ |
| "dpa.w.ph $ac3, %[p2], %[filter45] \n\t" /* odd 7 */ |
| "extp %[Temp3], $ac3, 31 \n\t" /* odd 7 */ |
| |
| /* odd 8. pixel */ |
| "dpa.w.ph $ac1, %[p3], %[filter45] \n\t" /* odd 8 */ |
| "extp %[Temp1], $ac1, 31 \n\t" /* odd 8 */ |
| |
| "lbux %[st2], %[Temp2](%[cm]) \n\t" /* odd 6 */ |
| "lbux %[st3], %[Temp3](%[cm]) \n\t" /* odd 7 */ |
| "lbux %[st1], %[Temp1](%[cm]) \n\t" /* odd 8 */ |
| |
| "sb %[st2], 11(%[dst]) \n\t" /* odd 6 */ |
| "sb %[st3], 13(%[dst]) \n\t" /* odd 7 */ |
| "sb %[st1], 15(%[dst]) \n\t" /* odd 8 */ |
| |
| : [qload1] "=&r"(qload1), [qload2] "=&r"(qload2), |
| [qload3] "=&r"(qload3), [st1] "=&r"(st1), [st2] "=&r"(st2), |
| [st3] "=&r"(st3), [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3), |
| [p4] "=&r"(p4), [p5] "=&r"(p5), [Temp1] "=&r"(Temp1), |
| [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3) |
| : [filter45] "r"(filter45), [vector_64] "r"(vector_64), [cm] "r"(cm), |
| [dst] "r"(dst), [src] "r"(src)); |
| |
| src += 16; |
| dst += 16; |
| } |
| |
| /* Next row... */ |
| src_ptr += src_stride; |
| dst_ptr += dst_stride; |
| } |
| } |
| |
| void aom_convolve2_horiz_dspr2(const uint8_t *src, ptrdiff_t src_stride, |
| uint8_t *dst, ptrdiff_t dst_stride, |
| const int16_t *filter_x, int x_step_q4, |
| const int16_t *filter_y, int y_step_q4, int w, |
| int h) { |
| uint32_t pos = 38; |
| |
| assert(x_step_q4 == 16); |
| |
| prefetch_load((const uint8_t *)filter_x); |
| |
| /* bit positon for extract from acc */ |
| __asm__ __volatile__("wrdsp %[pos], 1 \n\t" |
| : |
| : [pos] "r"(pos)); |
| |
| /* prefetch data to cache memory */ |
| prefetch_load(src); |
| prefetch_load(src + 32); |
| prefetch_store(dst); |
| |
| switch (w) { |
| case 4: |
| convolve_bi_horiz_4_dspr2(src, (int32_t)src_stride, dst, |
| (int32_t)dst_stride, filter_x, (int32_t)h); |
| break; |
| case 8: |
| convolve_bi_horiz_8_dspr2(src, (int32_t)src_stride, dst, |
| (int32_t)dst_stride, filter_x, (int32_t)h); |
| break; |
| case 16: |
| convolve_bi_horiz_16_dspr2(src, (int32_t)src_stride, dst, |
| (int32_t)dst_stride, filter_x, (int32_t)h, 1); |
| break; |
| case 32: |
| convolve_bi_horiz_16_dspr2(src, (int32_t)src_stride, dst, |
| (int32_t)dst_stride, filter_x, (int32_t)h, 2); |
| break; |
| case 64: |
| prefetch_load(src + 64); |
| prefetch_store(dst + 32); |
| |
| convolve_bi_horiz_64_dspr2(src, (int32_t)src_stride, dst, |
| (int32_t)dst_stride, filter_x, (int32_t)h); |
| break; |
| default: |
| aom_convolve8_horiz_c(src, src_stride, dst, dst_stride, filter_x, |
| x_step_q4, filter_y, y_step_q4, w, h); |
| break; |
| } |
| } |
| #endif |
