ref: 8b2ddbc72845262f415e0d19d1f0e74388901722
dir: /vpx_dsp/mips/convolve2_dspr2.c/
/* * Copyright (c) 2013 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include <assert.h> #include <stdio.h> #include "./vpx_dsp_rtcd.h" #include "vpx_dsp/mips/convolve_common_dspr2.h" #include "vpx_dsp/vpx_dsp_common.h" #include "vpx_dsp/vpx_filter.h" #include "vpx_ports/mem.h" #if HAVE_DSPR2 static void convolve_bi_horiz_4_transposed_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 = vpx_ff_cropTbl; uint8_t *dst_ptr; int32_t Temp1, Temp2; 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--;) { dst_ptr = dst; /* prefetch data to cache memory */ prefetch_load(src + src_stride); prefetch_load(src + src_stride + 32); __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 %[Temp2], $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 %[Temp1], $ac3, 31 \n\t" /* odd 2. pixel */ "lbux %[tp2], %[Temp2](%[cm]) \n\t" "mtlo %[vector4a], $ac2 \n\t" "mthi $zero, $ac2 \n\t" "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" "extp %[Temp2], $ac2, 31 \n\t" /* clamp */ "lbux %[p1], %[Temp1](%[cm]) \n\t" "lbux %[p2], %[Temp2](%[cm]) \n\t" /* store bytes */ "sb %[tp1], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_stride] \n\t" "sb %[p1], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_stride] \n\t" "sb %[tp2], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_stride] \n\t" "sb %[p2], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_stride] \n\t" : [tp1] "=&r" (tp1), [tp2] "=&r" (tp2), [p1] "=&r" (p1), [p2] "=&r" (p2), [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2), [dst_ptr] "+r" (dst_ptr) : [filter45] "r" (filter45),[vector4a] "r" (vector4a), [cm] "r" (cm), [src] "r" (src), [dst_stride] "r" (dst_stride) ); /* Next row... */ src += src_stride; dst += 1; } } static void convolve_bi_horiz_8_transposed_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 = vpx_ff_cropTbl; uint8_t *dst_ptr; uint32_t vector4a = 64; int32_t Temp1, Temp2, Temp3; uint32_t tp1, tp2, tp3; uint32_t p1, p2, p3, p4; uint8_t *odd_dst; uint32_t dst_pitch_2 = (dst_stride << 1); 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); dst_ptr = dst; odd_dst = (dst_ptr + 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 %[Temp2], %[Temp1](%[cm]) \n\t" "mtlo %[vector4a], $ac1 \n\t" "mthi $zero, $ac1 \n\t" "balign %[tp3], %[tp2], 3 \n\t" "balign %[tp2], %[tp1], 3 \n\t" "dpa.w.ph $ac1, %[p3], %[filter45] \n\t" "lbux %[tp1], %[Temp3](%[cm]) \n\t" "extp %[p3], $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 %[Temp2], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t" "sb %[tp1], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t" "dpa.w.ph $ac2, %[p4], %[filter45] \n\t" "extp %[Temp3], $ac2, 31 \n\t" "lbux %[Temp1], %[p3](%[cm]) \n\t" /* odd 1. pixel */ "mtlo %[vector4a], $ac1 \n\t" "mthi $zero, $ac1 \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 %[Temp1], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t" "dpa.w.ph $ac3, %[p1], %[filter45] \n\t" "extp %[Temp2], $ac3, 31 \n\t" /* odd 2. pixel */ "lbux %[tp1], %[Temp3](%[cm]) \n\t" "mtlo %[vector4a], $ac3 \n\t" "mthi $zero, $ac3 \n\t" "mtlo %[vector4a], $ac2 \n\t" "mthi $zero, $ac2 \n\t" "dpa.w.ph $ac1, %[p2], %[filter45] \n\t" "sb %[tp1], 0(%[dst_ptr]) \n\t" "addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t" "extp %[Temp3], $ac1, 31 \n\t" /* odd 3. pixel */ "lbux %[tp3], %[Temp2](%[cm]) \n\t" "dpa.w.ph $ac3, %[p3], %[filter45] \n\t" "extp %[Temp2], $ac3, 31 \n\t" /* odd 4. pixel */ "sb %[tp3], 0(%[odd_dst]) \n\t" "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \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], 0(%[odd_dst]) \n\t" "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "sb %[p2], 0(%[odd_dst]) \n\t" "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "sb %[p1], 0(%[odd_dst]) \n\t" : [tp1] "=&r" (tp1), [tp2] "=&r" (tp2), [tp3] "=&r" (tp3), [p1] "=&r" (p1), [p2] "=&r" (p2), [p3] "=&r" (p3), [p4] "=&r" (p4), [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2), [Temp3] "=&r" (Temp3), [dst_ptr] "+r" (dst_ptr), [odd_dst] "+r" (odd_dst) : [filter45] "r" (filter45),[vector4a] "r" (vector4a), [cm] "r" (cm), [src] "r" (src), [dst_pitch_2] "r" (dst_pitch_2) ); /* Next row... */ src += src_stride; dst += 1; } } static void convolve_bi_horiz_16_transposed_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 c, y; const uint8_t *src; uint8_t *dst; uint8_t *cm = vpx_ff_cropTbl; uint32_t vector_64 = 64; int32_t Temp1, Temp2, Temp3; uint32_t qload1, qload2; uint32_t p1, p2, p3, p4, p5; uint32_t st1, st2, st3; uint32_t dst_pitch_2 = (dst_stride << 1); uint8_t *odd_dst; 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_ptr + src_stride); prefetch_load(src_ptr + src_stride + 32); src = src_ptr; dst = dst_ptr; odd_dst = (dst + 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 %[qload1], 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], %[qload1] \n\t" "preceu.ph.qbl %[p5], %[qload1] \n\t" "ulw %[qload2], 12(%[src]) \n\t" "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" /* even 1 */ "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 1 */ "extp %[Temp2], $ac2, 31 \n\t" /* even 1 */ /* even 3. pixel */ "mtlo %[vector_64], $ac1 \n\t" /* even 4 */ "mthi $zero, $ac1 \n\t" "preceu.ph.qbr %[p2], %[qload2] \n\t" "sb %[st1], 0(%[dst]) \n\t" /* even 1 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], %[qload2] \n\t" "sb %[st2], 0(%[dst]) \n\t" /* even 2 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 3 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 4 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "ulw %[qload1], 20(%[src]) \n\t" "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" "preceu.ph.qbr %[p5], %[qload1] \n\t" "sb %[st2], 0(%[dst]) \n\t" /* even 5 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 6 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 7 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "ulw %[qload2], 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], %[qload2] \n\t" "preceu.ph.qbl %[p5], %[qload2] \n\t" "sb %[st2], 0(%[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], 0(%[odd_dst]) \n\t" /* odd 1 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 2 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 3 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 4 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "ulw %[qload1], 21(%[src]) \n\t" "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" "preceu.ph.qbr %[p5], %[qload1] \n\t" "sb %[st1], 0(%[odd_dst]) \n\t" /* odd 5 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 6 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "sb %[st3], 0(%[odd_dst]) \n\t" /* odd 7 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "sb %[st1], 0(%[odd_dst]) \n\t" /* odd 8 */ : [qload1] "=&r" (qload1), [qload2] "=&r" (qload2), [p5] "=&r" (p5), [st1] "=&r" (st1), [st2] "=&r" (st2), [st3] "=&r" (st3), [p1] "=&r" (p1), [p2] "=&r" (p2), [p3] "=&r" (p3), [p4] "=&r" (p4), [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2), [Temp3] "=&r" (Temp3), [dst] "+r" (dst), [odd_dst] "+r" (odd_dst) : [filter45] "r" (filter45), [vector_64] "r" (vector_64), [cm] "r" (cm), [src] "r" (src), [dst_pitch_2] "r" (dst_pitch_2) ); src += 16; dst = (dst_ptr + ((c + 1) * 16 * dst_stride)); odd_dst = (dst + dst_stride); } /* Next row... */ src_ptr += src_stride; dst_ptr += 1; } } static void convolve_bi_horiz_64_transposed_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 c, y; const uint8_t *src; uint8_t *dst; uint8_t *cm = vpx_ff_cropTbl; uint32_t vector_64 = 64; int32_t Temp1, Temp2, Temp3; uint32_t qload1, qload2; uint32_t p1, p2, p3, p4, p5; uint32_t st1, st2, st3; uint32_t dst_pitch_2 = (dst_stride << 1); uint8_t *odd_dst; 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_ptr + src_stride); prefetch_load(src_ptr + src_stride + 32); prefetch_load(src_ptr + src_stride + 64); src = src_ptr; dst = dst_ptr; odd_dst = (dst + dst_stride); 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 %[qload1], 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], %[qload1] \n\t" "preceu.ph.qbl %[p5], %[qload1] \n\t" "ulw %[qload2], 12(%[src]) \n\t" "dpa.w.ph $ac2, %[p2], %[filter45] \n\t" /* even 1 */ "lbux %[st1], %[Temp1](%[cm]) \n\t" /* even 1 */ "extp %[Temp2], $ac2, 31 \n\t" /* even 1 */ /* even 3. pixel */ "mtlo %[vector_64], $ac1 \n\t" /* even 4 */ "mthi $zero, $ac1 \n\t" "preceu.ph.qbr %[p2], %[qload2] \n\t" "sb %[st1], 0(%[dst]) \n\t" /* even 1 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], %[qload2] \n\t" "sb %[st2], 0(%[dst]) \n\t" /* even 2 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 3 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 4 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "ulw %[qload1], 20(%[src]) \n\t" "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" "preceu.ph.qbr %[p5], %[qload1] \n\t" "sb %[st2], 0(%[dst]) \n\t" /* even 5 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 6 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "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], 0(%[dst]) \n\t" /* even 7 */ "addu %[dst], %[dst], %[dst_pitch_2] \n\t" "ulw %[qload2], 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], %[qload2] \n\t" "preceu.ph.qbl %[p5], %[qload2] \n\t" "sb %[st2], 0(%[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], 0(%[odd_dst]) \n\t" /* odd 1 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 2 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 3 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 4 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "ulw %[qload1], 21(%[src]) \n\t" "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" "preceu.ph.qbr %[p5], %[qload1] \n\t" "sb %[st1], 0(%[odd_dst]) \n\t" /* odd 5 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "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], 0(%[odd_dst]) \n\t" /* odd 6 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "sb %[st3], 0(%[odd_dst]) \n\t" /* odd 7 */ "addu %[odd_dst], %[odd_dst], %[dst_pitch_2] \n\t" "sb %[st1], 0(%[odd_dst]) \n\t" /* odd 8 */ : [qload1] "=&r" (qload1), [qload2] "=&r" (qload2), [p5] "=&r" (p5), [st1] "=&r" (st1), [st2] "=&r" (st2), [st3] "=&r" (st3), [p1] "=&r" (p1), [p2] "=&r" (p2), [p3] "=&r" (p3), [p4] "=&r" (p4), [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2), [Temp3] "=&r" (Temp3), [dst] "+r" (dst), [odd_dst] "+r" (odd_dst) : [filter45] "r" (filter45), [vector_64] "r" (vector_64), [cm] "r" (cm), [src] "r" (src), [dst_pitch_2] "r" (dst_pitch_2) ); src += 16; dst = (dst_ptr + ((c + 1) * 16 * dst_stride)); odd_dst = (dst + dst_stride); } /* Next row... */ src_ptr += src_stride; dst_ptr += 1; } } void convolve_bi_horiz_transposed(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter, int w, int h) { int x, y; for (y = 0; y < h; ++y) { for (x = 0; x < w; ++x) { int sum = 0; sum += src[x] * filter[3]; sum += src[x + 1] * filter[4]; dst[x * dst_stride] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS)); } src += src_stride; dst += 1; } } void vpx_convolve2_dspr2(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst, ptrdiff_t dst_stride, const int16_t *filter, int w, int h) { uint32_t pos = 38; /* 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); switch (w) { case 4: convolve_bi_horiz_4_transposed_dspr2(src, src_stride, dst, dst_stride, filter, h); break; case 8: convolve_bi_horiz_8_transposed_dspr2(src, src_stride, dst, dst_stride, filter, h); break; case 16: case 32: convolve_bi_horiz_16_transposed_dspr2(src, src_stride, dst, dst_stride, filter, h, (w/16)); break; case 64: prefetch_load(src + 32); convolve_bi_horiz_64_transposed_dspr2(src, src_stride, dst, dst_stride, filter, h); break; default: convolve_bi_horiz_transposed(src, src_stride, dst, dst_stride, filter, w, h); break; } } #endif