ref: f835ab76082e8ea2e04901f1b9746c65e56f4218
dir: /vpx_dsp/mips/convolve8_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_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 vector1b, vector2b, vector3b, vector4b;
int32_t Temp1, Temp2, Temp3, Temp4;
uint32_t vector4a = 64;
uint32_t tp1, tp2;
uint32_t p1, p2, p3, p4;
uint32_t tn1, tn2;
vector1b = ((const int32_t *)filter_x0)[0];
vector2b = ((const int32_t *)filter_x0)[1];
vector3b = ((const int32_t *)filter_x0)[2];
vector4b = ((const int32_t *)filter_x0)[3];
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"
"preceu.ph.qbr %[p3], %[tp2] \n\t"
"preceu.ph.qbl %[p4], %[tp2] \n\t"
"dpa.w.ph $ac3, %[p1], %[vector1b] \n\t"
"dpa.w.ph $ac3, %[p2], %[vector2b] \n\t"
"dpa.w.ph $ac3, %[p3], %[vector3b] \n\t"
"ulw %[tn2], 8(%[src]) \n\t"
"dpa.w.ph $ac3, %[p4], %[vector4b] \n\t"
"extp %[Temp1], $ac3, 31 \n\t"
/* even 2. pixel */
"mtlo %[vector4a], $ac2 \n\t"
"mthi $zero, $ac2 \n\t"
"preceu.ph.qbr %[p1], %[tn2] \n\t"
"balign %[tn1], %[tn2], 3 \n\t"
"balign %[tn2], %[tp2], 3 \n\t"
"balign %[tp2], %[tp1], 3 \n\t"
"dpa.w.ph $ac2, %[p2], %[vector1b] \n\t"
"dpa.w.ph $ac2, %[p3], %[vector2b] \n\t"
"dpa.w.ph $ac2, %[p4], %[vector3b] \n\t"
"dpa.w.ph $ac2, %[p1], %[vector4b] \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"
"preceu.ph.qbr %[p3], %[tn2] \n\t"
"preceu.ph.qbl %[p4], %[tn2] \n\t"
"dpa.w.ph $ac3, %[p1], %[vector1b] \n\t"
"dpa.w.ph $ac3, %[p2], %[vector2b] \n\t"
"dpa.w.ph $ac3, %[p3], %[vector3b] \n\t"
"dpa.w.ph $ac3, %[p4], %[vector4b] \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"
"preceu.ph.qbr %[p1], %[tn1] \n\t"
"dpa.w.ph $ac2, %[p2], %[vector1b] \n\t"
"dpa.w.ph $ac2, %[p3], %[vector2b] \n\t"
"dpa.w.ph $ac2, %[p4], %[vector3b] \n\t"
"dpa.w.ph $ac2, %[p1], %[vector4b] \n\t"
"extp %[Temp4], $ac2, 31 \n\t"
/* clamp */
"lbux %[tn1], %[Temp2](%[cm]) \n\t"
"lbux %[p2], %[Temp4](%[cm]) \n\t"
/* store bytes */
"sb %[tp1], 0(%[dst_ptr]) \n\t"
"addu %[dst_ptr], %[dst_ptr], %[dst_stride] \n\t"
"sb %[tn1], 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), [tn1] "=&r"(tn1),
[tn2] "=&r"(tn2), [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3),
[p4] "=&r"(p4), [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2),
[Temp3] "=&r"(Temp3), [Temp4] "=&r"(Temp4), [dst_ptr] "+r"(dst_ptr)
: [vector1b] "r"(vector1b), [vector2b] "r"(vector2b),
[vector3b] "r"(vector3b), [vector4b] "r"(vector4b),
[vector4a] "r"(vector4a), [cm] "r"(cm), [src] "r"(src),
[dst_stride] "r"(dst_stride));
/* Next row... */
src += src_stride;
dst += 1;
}
}
static void convolve_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 vector1b, vector2b, vector3b, vector4b;
int32_t Temp1, Temp2, Temp3;
uint32_t tp1, tp2, tp3;
uint32_t p1, p2, p3, p4, n1;
uint8_t *odd_dst;
uint32_t dst_pitch_2 = (dst_stride << 1);
vector1b = ((const int32_t *)filter_x0)[0];
vector2b = ((const int32_t *)filter_x0)[1];
vector3b = ((const int32_t *)filter_x0)[2];
vector4b = ((const int32_t *)filter_x0)[3];
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 %[tp2], 0(%[src]) \n\t"
"ulw %[tp1], 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], %[tp2] \n\t"
"preceu.ph.qbl %[p2], %[tp2] \n\t"
"preceu.ph.qbr %[p3], %[tp1] \n\t"
"preceu.ph.qbl %[p4], %[tp1] \n\t"
"ulw %[tp3], 8(%[src]) \n\t"
"dpa.w.ph $ac3, %[p1], %[vector1b] \n\t"
"dpa.w.ph $ac3, %[p2], %[vector2b] \n\t"
"dpa.w.ph $ac3, %[p3], %[vector3b] \n\t"
"dpa.w.ph $ac3, %[p4], %[vector4b] \n\t"
"extp %[Temp1], $ac3, 31 \n\t"
/* even 2. pixel */
"preceu.ph.qbr %[p1], %[tp3] \n\t"
"preceu.ph.qbl %[n1], %[tp3] \n\t"
"ulw %[tp2], 12(%[src]) \n\t"
"dpa.w.ph $ac2, %[p2], %[vector1b] \n\t"
"dpa.w.ph $ac2, %[p3], %[vector2b] \n\t"
"dpa.w.ph $ac2, %[p4], %[vector3b] \n\t"
"dpa.w.ph $ac2, %[p1], %[vector4b] \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"
"preceu.ph.qbr %[p2], %[tp2] \n\t"
"dpa.w.ph $ac1, %[p3], %[vector1b] \n\t"
"dpa.w.ph $ac1, %[p4], %[vector2b] \n\t"
"dpa.w.ph $ac1, %[p1], %[vector3b] \n\t"
"lbux %[tp3], %[Temp3](%[cm]) \n\t"
"dpa.w.ph $ac1, %[n1], %[vector4b] \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 %[tp3], 0(%[dst_ptr]) \n\t"
"addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t"
"ulw %[tp1], 1(%[src]) \n\t"
"ulw %[tp3], 5(%[src]) \n\t"
"dpa.w.ph $ac2, %[p4], %[vector1b] \n\t"
"dpa.w.ph $ac2, %[p1], %[vector2b] \n\t"
"dpa.w.ph $ac2, %[n1], %[vector3b] \n\t"
"dpa.w.ph $ac2, %[p2], %[vector4b] \n\t"
"extp %[Temp3], $ac2, 31 \n\t"
"lbux %[tp2], %[p3](%[cm]) \n\t"
/* odd 1. pixel */
"mtlo %[vector4a], $ac1 \n\t"
"mthi $zero, $ac1 \n\t"
"preceu.ph.qbr %[p1], %[tp1] \n\t"
"preceu.ph.qbl %[p2], %[tp1] \n\t"
"preceu.ph.qbr %[p3], %[tp3] \n\t"
"preceu.ph.qbl %[p4], %[tp3] \n\t"
"sb %[tp2], 0(%[dst_ptr]) \n\t"
"addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t"
"ulw %[tp2], 9(%[src]) \n\t"
"dpa.w.ph $ac3, %[p1], %[vector1b] \n\t"
"dpa.w.ph $ac3, %[p2], %[vector2b] \n\t"
"dpa.w.ph $ac3, %[p3], %[vector3b] \n\t"
"dpa.w.ph $ac3, %[p4], %[vector4b] \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"
"preceu.ph.qbr %[p1], %[tp2] \n\t"
"preceu.ph.qbl %[n1], %[tp2] \n\t"
"ulw %[Temp1], 13(%[src]) \n\t"
"dpa.w.ph $ac1, %[p2], %[vector1b] \n\t"
"sb %[tp1], 0(%[dst_ptr]) \n\t"
"addu %[dst_ptr], %[dst_ptr], %[dst_pitch_2] \n\t"
"dpa.w.ph $ac1, %[p3], %[vector2b] \n\t"
"dpa.w.ph $ac1, %[p4], %[vector3b] \n\t"
"dpa.w.ph $ac1, %[p1], %[vector4b] \n\t"
"extp %[Temp3], $ac1, 31 \n\t"
/* odd 3. pixel */
"lbux %[tp3], %[Temp2](%[cm]) \n\t"
"preceu.ph.qbr %[p2], %[Temp1] \n\t"
"dpa.w.ph $ac3, %[p3], %[vector1b] \n\t"
"dpa.w.ph $ac3, %[p4], %[vector2b] \n\t"
"dpa.w.ph $ac3, %[p1], %[vector3b] \n\t"
"dpa.w.ph $ac3, %[n1], %[vector4b] \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], %[vector1b] \n\t"
"dpa.w.ph $ac2, %[p1], %[vector2b] \n\t"
"dpa.w.ph $ac2, %[n1], %[vector3b] \n\t"
"dpa.w.ph $ac2, %[p2], %[vector4b] \n\t"
"extp %[Temp1], $ac2, 31 \n\t"
/* clamp */
"lbux %[p4], %[Temp3](%[cm]) \n\t"
"lbux %[p2], %[Temp2](%[cm]) \n\t"
"lbux %[n1], %[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 %[n1], 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), [n1] "=&r"(n1),
[Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3),
[dst_ptr] "+r"(dst_ptr), [odd_dst] "+r"(odd_dst)
: [vector1b] "r"(vector1b), [vector2b] "r"(vector2b),
[vector3b] "r"(vector3b), [vector4b] "r"(vector4b),
[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_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 filter12, filter34, filter56, filter78;
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;
filter12 = ((const int32_t *)filter_x0)[0];
filter34 = ((const int32_t *)filter_x0)[1];
filter56 = ((const int32_t *)filter_x0)[2];
filter78 = ((const int32_t *)filter_x0)[3];
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 %[p3], %[qload2] "
"\n\t"
"preceu.ph.qbl %[p4], %[qload2] "
"\n\t"
"preceu.ph.qbr %[p1], %[qload1] "
"\n\t"
"preceu.ph.qbl %[p2], %[qload1] "
"\n\t"
"ulw %[qload2], 8(%[src]) "
"\n\t"
"dpa.w.ph $ac1, %[p1], %[filter12] "
"\n\t" /* even 1 */
"dpa.w.ph $ac1, %[p2], %[filter34] "
"\n\t" /* even 1 */
"dpa.w.ph $ac1, %[p3], %[filter56] "
"\n\t" /* even 1 */
"dpa.w.ph $ac1, %[p4], %[filter78] "
"\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], %[qload2] "
"\n\t"
"preceu.ph.qbl %[p5], %[qload2] "
"\n\t"
"ulw %[qload1], 12(%[src]) "
"\n\t"
"dpa.w.ph $ac2, %[p2], %[filter12] "
"\n\t" /* even 1 */
"dpa.w.ph $ac2, %[p3], %[filter34] "
"\n\t" /* even 1 */
"dpa.w.ph $ac2, %[p4], %[filter56] "
"\n\t" /* even 1 */
"dpa.w.ph $ac2, %[p1], %[filter78] "
"\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], %[qload1] "
"\n\t"
"sb %[st1], 0(%[dst]) "
"\n\t" /* even 1 */
"addu %[dst], %[dst], %[dst_pitch_2] "
" \n\t"
"dpa.w.ph $ac3, %[p3], %[filter12] "
"\n\t" /* even 3 */
"dpa.w.ph $ac3, %[p4], %[filter34] "
"\n\t" /* even 3 */
"dpa.w.ph $ac3, %[p1], %[filter56] "
"\n\t" /* even 3 */
"dpa.w.ph $ac3, %[p5], %[filter78] "
"\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], 0(%[dst]) "
"\n\t" /* even 2 */
"addu %[dst], %[dst], %[dst_pitch_2] "
"\n\t"
"ulw %[qload2], 16(%[src]) "
"\n\t"
"dpa.w.ph $ac1, %[p4], %[filter12] "
"\n\t" /* even 4 */
"dpa.w.ph $ac1, %[p1], %[filter34] "
"\n\t" /* even 4 */
"dpa.w.ph $ac1, %[p5], %[filter56] "
"\n\t" /* even 4 */
"dpa.w.ph $ac1, %[p2], %[filter78] "
"\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"
"preceu.ph.qbr %[p4], %[qload2] "
"\n\t"
"sb %[st3], 0(%[dst]) "
"\n\t" /* even 3 */
"addu %[dst], %[dst], %[dst_pitch_2] "
"\n\t"
"dpa.w.ph $ac2, %[p1], %[filter12] "
"\n\t" /* even 5 */
"dpa.w.ph $ac2, %[p5], %[filter34] "
"\n\t" /* even 5 */
"dpa.w.ph $ac2, %[p2], %[filter56] "
"\n\t" /* even 5 */
"dpa.w.ph $ac2, %[p3], %[filter78] "
"\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"
"preceu.ph.qbl %[p1], %[qload2] "
"\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], %[filter12] "
"\n\t" /* even 6 */
"dpa.w.ph $ac3, %[p2], %[filter34] "
"\n\t" /* even 6 */
"dpa.w.ph $ac3, %[p3], %[filter56] "
"\n\t" /* even 6 */
"dpa.w.ph $ac3, %[p4], %[filter78] "
"\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], %[filter12] "
"\n\t" /* even 7 */
"dpa.w.ph $ac1, %[p3], %[filter34] "
"\n\t" /* even 7 */
"dpa.w.ph $ac1, %[p4], %[filter56] "
"\n\t" /* even 7 */
"dpa.w.ph $ac1, %[p1], %[filter78] "
"\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], %[filter12] "
"\n\t" /* even 8 */
"dpa.w.ph $ac2, %[p4], %[filter34] "
"\n\t" /* even 8 */
"sb %[st3], 0(%[dst]) "
"\n\t" /* even 6 */
"addu %[dst], %[dst], %[dst_pitch_2] "
"\n\t"
"dpa.w.ph $ac2, %[p1], %[filter56] "
"\n\t" /* even 8 */
"dpa.w.ph $ac2, %[p5], %[filter78] "
"\n\t" /* even 8 */
"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], %[filter12] "
"\n\t" /* odd 1 */
"dpa.w.ph $ac3, %[p2], %[filter34] "
"\n\t" /* odd 1 */
"dpa.w.ph $ac3, %[p3], %[filter56] "
"\n\t" /* odd 1 */
"dpa.w.ph $ac3, %[p4], %[filter78] "
"\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], %[filter12] "
"\n\t" /* odd 2 */
"dpa.w.ph $ac1, %[p3], %[filter34] "
"\n\t" /* odd 2 */
"dpa.w.ph $ac1, %[p4], %[filter56] "
"\n\t" /* odd 2 */
"dpa.w.ph $ac1, %[p1], %[filter78] "
"\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], %[filter12] "
"\n\t" /* odd 3 */
"dpa.w.ph $ac2, %[p4], %[filter34] "
"\n\t" /* odd 3 */
"dpa.w.ph $ac2, %[p1], %[filter56] "
"\n\t" /* odd 3 */
"dpa.w.ph $ac2, %[p5], %[filter78] "
"\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"
"ulw %[qload2], 17(%[src]) "
"\n\t"
"dpa.w.ph $ac3, %[p4], %[filter12] "
"\n\t" /* odd 4 */
"dpa.w.ph $ac3, %[p1], %[filter34] "
"\n\t" /* odd 4 */
"dpa.w.ph $ac3, %[p5], %[filter56] "
"\n\t" /* odd 4 */
"dpa.w.ph $ac3, %[p2], %[filter78] "
"\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"
"preceu.ph.qbr %[p4], %[qload2] "
"\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], %[filter12] "
"\n\t" /* odd 5 */
"dpa.w.ph $ac1, %[p5], %[filter34] "
"\n\t" /* odd 5 */
"dpa.w.ph $ac1, %[p2], %[filter56] "
"\n\t" /* odd 5 */
"dpa.w.ph $ac1, %[p3], %[filter78] "
"\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"
"preceu.ph.qbl %[p1], %[qload2] "
"\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], %[filter12] "
"\n\t" /* odd 6 */
"dpa.w.ph $ac2, %[p2], %[filter34] "
"\n\t" /* odd 6 */
"dpa.w.ph $ac2, %[p3], %[filter56] "
"\n\t" /* odd 6 */
"dpa.w.ph $ac2, %[p4], %[filter78] "
"\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], %[filter12] "
"\n\t" /* odd 7 */
"dpa.w.ph $ac3, %[p3], %[filter34] "
"\n\t" /* odd 7 */
"dpa.w.ph $ac3, %[p4], %[filter56] "
"\n\t" /* odd 7 */
"dpa.w.ph $ac3, %[p1], %[filter78] "
"\n\t" /* odd 7 */
"extp %[Temp3], $ac3, 31 "
"\n\t" /* odd 7 */
/* odd 8. pixel */
"dpa.w.ph $ac1, %[p3], %[filter12] "
"\n\t" /* odd 8 */
"dpa.w.ph $ac1, %[p4], %[filter34] "
"\n\t" /* odd 8 */
"dpa.w.ph $ac1, %[p1], %[filter56] "
"\n\t" /* odd 8 */
"dpa.w.ph $ac1, %[p5], %[filter78] "
"\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)
: [filter12] "r"(filter12), [filter34] "r"(filter34),
[filter56] "r"(filter56), [filter78] "r"(filter78),
[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_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 filter12, filter34, filter56, filter78;
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;
filter12 = ((const int32_t *)filter_x0)[0];
filter34 = ((const int32_t *)filter_x0)[1];
filter56 = ((const int32_t *)filter_x0)[2];
filter78 = ((const int32_t *)filter_x0)[3];
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 %[p3], %[qload2] "
"\n\t"
"preceu.ph.qbl %[p4], %[qload2] "
"\n\t"
"preceu.ph.qbr %[p1], %[qload1] "
"\n\t"
"preceu.ph.qbl %[p2], %[qload1] "
"\n\t"
"ulw %[qload2], 8(%[src]) "
"\n\t"
"dpa.w.ph $ac1, %[p1], %[filter12] "
"\n\t" /* even 1 */
"dpa.w.ph $ac1, %[p2], %[filter34] "
"\n\t" /* even 1 */
"dpa.w.ph $ac1, %[p3], %[filter56] "
"\n\t" /* even 1 */
"dpa.w.ph $ac1, %[p4], %[filter78] "
"\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], %[qload2] "
"\n\t"
"preceu.ph.qbl %[p5], %[qload2] "
"\n\t"
"ulw %[qload1], 12(%[src]) "
"\n\t"
"dpa.w.ph $ac2, %[p2], %[filter12] "
"\n\t" /* even 1 */
"dpa.w.ph $ac2, %[p3], %[filter34] "
"\n\t" /* even 1 */
"dpa.w.ph $ac2, %[p4], %[filter56] "
"\n\t" /* even 1 */
"dpa.w.ph $ac2, %[p1], %[filter78] "
"\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], %[qload1] "
"\n\t"
"sb %[st1], 0(%[dst]) "
"\n\t" /* even 1 */
"addu %[dst], %[dst], %[dst_pitch_2] "
" \n\t"
"dpa.w.ph $ac3, %[p3], %[filter12] "
"\n\t" /* even 3 */
"dpa.w.ph $ac3, %[p4], %[filter34] "
"\n\t" /* even 3 */
"dpa.w.ph $ac3, %[p1], %[filter56] "
"\n\t" /* even 3 */
"dpa.w.ph $ac3, %[p5], %[filter78] "
"\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], 0(%[dst]) "
"\n\t" /* even 2 */
"addu %[dst], %[dst], %[dst_pitch_2] "
"\n\t"
"ulw %[qload2], 16(%[src]) "
"\n\t"
"dpa.w.ph $ac1, %[p4], %[filter12] "
"\n\t" /* even 4 */
"dpa.w.ph $ac1, %[p1], %[filter34] "
"\n\t" /* even 4 */
"dpa.w.ph $ac1, %[p5], %[filter56] "
"\n\t" /* even 4 */
"dpa.w.ph $ac1, %[p2], %[filter78] "
"\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"
"preceu.ph.qbr %[p4], %[qload2] "
"\n\t"
"sb %[st3], 0(%[dst]) "
"\n\t" /* even 3 */
"addu %[dst], %[dst], %[dst_pitch_2] "
"\n\t"
"dpa.w.ph $ac2, %[p1], %[filter12] "
"\n\t" /* even 5 */
"dpa.w.ph $ac2, %[p5], %[filter34] "
"\n\t" /* even 5 */
"dpa.w.ph $ac2, %[p2], %[filter56] "
"\n\t" /* even 5 */
"dpa.w.ph $ac2, %[p3], %[filter78] "
"\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"
"preceu.ph.qbl %[p1], %[qload2] "
"\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], %[filter12] "
"\n\t" /* even 6 */
"dpa.w.ph $ac3, %[p2], %[filter34] "
"\n\t" /* even 6 */
"dpa.w.ph $ac3, %[p3], %[filter56] "
"\n\t" /* even 6 */
"dpa.w.ph $ac3, %[p4], %[filter78] "
"\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], %[filter12] "
"\n\t" /* even 7 */
"dpa.w.ph $ac1, %[p3], %[filter34] "
"\n\t" /* even 7 */
"dpa.w.ph $ac1, %[p4], %[filter56] "
"\n\t" /* even 7 */
"dpa.w.ph $ac1, %[p1], %[filter78] "
"\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], %[filter12] "
"\n\t" /* even 8 */
"dpa.w.ph $ac2, %[p4], %[filter34] "
"\n\t" /* even 8 */
"sb %[st3], 0(%[dst]) "
"\n\t" /* even 6 */
"addu %[dst], %[dst], %[dst_pitch_2] "
"\n\t"
"dpa.w.ph $ac2, %[p1], %[filter56] "
"\n\t" /* even 8 */
"dpa.w.ph $ac2, %[p5], %[filter78] "
"\n\t" /* even 8 */
"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], %[filter12] "
"\n\t" /* odd 1 */
"dpa.w.ph $ac3, %[p2], %[filter34] "
"\n\t" /* odd 1 */
"dpa.w.ph $ac3, %[p3], %[filter56] "
"\n\t" /* odd 1 */
"dpa.w.ph $ac3, %[p4], %[filter78] "
"\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], %[filter12] "
"\n\t" /* odd 2 */
"dpa.w.ph $ac1, %[p3], %[filter34] "
"\n\t" /* odd 2 */
"dpa.w.ph $ac1, %[p4], %[filter56] "
"\n\t" /* odd 2 */
"dpa.w.ph $ac1, %[p1], %[filter78] "
"\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], %[filter12] "
"\n\t" /* odd 3 */
"dpa.w.ph $ac2, %[p4], %[filter34] "
"\n\t" /* odd 3 */
"dpa.w.ph $ac2, %[p1], %[filter56] "
"\n\t" /* odd 3 */
"dpa.w.ph $ac2, %[p5], %[filter78] "
"\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"
"ulw %[qload2], 17(%[src]) "
"\n\t"
"dpa.w.ph $ac3, %[p4], %[filter12] "
"\n\t" /* odd 4 */
"dpa.w.ph $ac3, %[p1], %[filter34] "
"\n\t" /* odd 4 */
"dpa.w.ph $ac3, %[p5], %[filter56] "
"\n\t" /* odd 4 */
"dpa.w.ph $ac3, %[p2], %[filter78] "
"\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"
"preceu.ph.qbr %[p4], %[qload2] "
"\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], %[filter12] "
"\n\t" /* odd 5 */
"dpa.w.ph $ac1, %[p5], %[filter34] "
"\n\t" /* odd 5 */
"dpa.w.ph $ac1, %[p2], %[filter56] "
"\n\t" /* odd 5 */
"dpa.w.ph $ac1, %[p3], %[filter78] "
"\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"
"preceu.ph.qbl %[p1], %[qload2] "
"\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], %[filter12] "
"\n\t" /* odd 6 */
"dpa.w.ph $ac2, %[p2], %[filter34] "
"\n\t" /* odd 6 */
"dpa.w.ph $ac2, %[p3], %[filter56] "
"\n\t" /* odd 6 */
"dpa.w.ph $ac2, %[p4], %[filter78] "
"\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], %[filter12] "
"\n\t" /* odd 7 */
"dpa.w.ph $ac3, %[p3], %[filter34] "
"\n\t" /* odd 7 */
"dpa.w.ph $ac3, %[p4], %[filter56] "
"\n\t" /* odd 7 */
"dpa.w.ph $ac3, %[p1], %[filter78] "
"\n\t" /* odd 7 */
"extp %[Temp3], $ac3, 31 "
"\n\t" /* odd 7 */
/* odd 8. pixel */
"dpa.w.ph $ac1, %[p3], %[filter12] "
"\n\t" /* odd 8 */
"dpa.w.ph $ac1, %[p4], %[filter34] "
"\n\t" /* odd 8 */
"dpa.w.ph $ac1, %[p1], %[filter56] "
"\n\t" /* odd 8 */
"dpa.w.ph $ac1, %[p5], %[filter78] "
"\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)
: [filter12] "r"(filter12), [filter34] "r"(filter34),
[filter56] "r"(filter56), [filter78] "r"(filter78),
[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_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, k;
for (y = 0; y < h; ++y) {
for (x = 0; x < w; ++x) {
int sum = 0;
for (k = 0; k < 8; ++k) sum += src[x + k] * filter[k];
dst[x * dst_stride] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS));
}
src += src_stride;
dst += 1;
}
}
void copy_horiz_transposed(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride, int w, int h) {
int x, y;
for (y = 0; y < h; ++y) {
for (x = 0; x < w; ++x) {
dst[x * dst_stride] = src[x];
}
src += src_stride;
dst += 1;
}
}
void vpx_convolve8_dspr2(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,
ptrdiff_t dst_stride, const InterpKernel *filter,
int x0_q4, int32_t x_step_q4, int y0_q4, int y_step_q4,
int w, int h) {
const int16_t *const filter_x = filter[x0_q4];
const int16_t *const filter_y = filter[y0_q4];
DECLARE_ALIGNED(32, uint8_t, temp[64 * 135]);
int32_t intermediate_height = ((h * y_step_q4) >> 4) + 7;
uint32_t pos = 38;
assert(x_step_q4 == 16);
assert(y_step_q4 == 16);
assert(((const int32_t *)filter_x)[1] != 0x800000);
assert(((const int32_t *)filter_y)[1] != 0x800000);
(void)x_step_q4;
/* bit positon for extract from acc */
__asm__ __volatile__("wrdsp %[pos], 1 \n\t"
:
: [pos] "r"(pos));
if (intermediate_height < h) intermediate_height = h;
/* copy the src to dst */
if (filter_x[3] == 0x80) {
copy_horiz_transposed(src - src_stride * 3, src_stride, temp,
intermediate_height, w, intermediate_height);
} else if (vpx_get_filter_taps(filter_x) == 2) {
vpx_convolve2_dspr2(src - src_stride * 3, src_stride, temp,
intermediate_height, filter_x, w, intermediate_height);
} else {
src -= (src_stride * 3 + 3);
/* prefetch data to cache memory */
prefetch_load(src);
prefetch_load(src + 32);
switch (w) {
case 4:
convolve_horiz_4_transposed_dspr2(src, src_stride, temp,
intermediate_height, filter_x,
intermediate_height);
break;
case 8:
convolve_horiz_8_transposed_dspr2(src, src_stride, temp,
intermediate_height, filter_x,
intermediate_height);
break;
case 16:
case 32:
convolve_horiz_16_transposed_dspr2(src, src_stride, temp,
intermediate_height, filter_x,
intermediate_height, (w / 16));
break;
case 64:
prefetch_load(src + 32);
convolve_horiz_64_transposed_dspr2(src, src_stride, temp,
intermediate_height, filter_x,
intermediate_height);
break;
default:
convolve_horiz_transposed(src, src_stride, temp, intermediate_height,
filter_x, w, intermediate_height);
break;
}
}
/* copy the src to dst */
if (filter_y[3] == 0x80) {
copy_horiz_transposed(temp + 3, intermediate_height, dst, dst_stride, h, w);
} else if (vpx_get_filter_taps(filter_y) == 2) {
vpx_convolve2_dspr2(temp + 3, intermediate_height, dst, dst_stride,
filter_y, h, w);
} else {
switch (h) {
case 4:
convolve_horiz_4_transposed_dspr2(temp, intermediate_height, dst,
dst_stride, filter_y, w);
break;
case 8:
convolve_horiz_8_transposed_dspr2(temp, intermediate_height, dst,
dst_stride, filter_y, w);
break;
case 16:
case 32:
convolve_horiz_16_transposed_dspr2(temp, intermediate_height, dst,
dst_stride, filter_y, w, (h / 16));
break;
case 64:
convolve_horiz_64_transposed_dspr2(temp, intermediate_height, dst,
dst_stride, filter_y, w);
break;
default:
convolve_horiz_transposed(temp, intermediate_height, dst, dst_stride,
filter_y, h, w);
break;
}
}
}
void vpx_convolve_copy_dspr2(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const InterpKernel *filter, int x0_q4,
int x_step_q4, int y0_q4, int y_step_q4, int w,
int h) {
int x, y;
(void)filter;
(void)x0_q4;
(void)x_step_q4;
(void)y0_q4;
(void)y_step_q4;
/* prefetch data to cache memory */
prefetch_load(src);
prefetch_load(src + 32);
prefetch_store(dst);
switch (w) {
case 4: {
uint32_t tp1;
/* 1 word storage */
for (y = h; y--;) {
prefetch_load(src + src_stride);
prefetch_load(src + src_stride + 32);
prefetch_store(dst + dst_stride);
__asm__ __volatile__(
"ulw %[tp1], (%[src]) \n\t"
"sw %[tp1], (%[dst]) \n\t" /* store */
: [tp1] "=&r"(tp1)
: [src] "r"(src), [dst] "r"(dst));
src += src_stride;
dst += dst_stride;
}
break;
}
case 8: {
uint32_t tp1, tp2;
/* 2 word storage */
for (y = h; y--;) {
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"
"sw %[tp1], 0(%[dst]) \n\t" /* store */
"sw %[tp2], 4(%[dst]) \n\t" /* store */
: [tp1] "=&r"(tp1), [tp2] "=&r"(tp2)
: [src] "r"(src), [dst] "r"(dst));
src += src_stride;
dst += dst_stride;
}
break;
}
case 16: {
uint32_t tp1, tp2, tp3, tp4;
/* 4 word storage */
for (y = h; y--;) {
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"
"ulw %[tp3], 8(%[src]) \n\t"
"ulw %[tp4], 12(%[src]) \n\t"
"sw %[tp1], 0(%[dst]) \n\t" /* store */
"sw %[tp2], 4(%[dst]) \n\t" /* store */
"sw %[tp3], 8(%[dst]) \n\t" /* store */
"sw %[tp4], 12(%[dst]) \n\t" /* store */
: [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3),
[tp4] "=&r"(tp4)
: [src] "r"(src), [dst] "r"(dst));
src += src_stride;
dst += dst_stride;
}
break;
}
case 32: {
uint32_t tp1, tp2, tp3, tp4;
uint32_t tp5, tp6, tp7, tp8;
/* 8 word storage */
for (y = h; y--;) {
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"
"ulw %[tp3], 8(%[src]) \n\t"
"ulw %[tp4], 12(%[src]) \n\t"
"ulw %[tp5], 16(%[src]) \n\t"
"ulw %[tp6], 20(%[src]) \n\t"
"ulw %[tp7], 24(%[src]) \n\t"
"ulw %[tp8], 28(%[src]) \n\t"
"sw %[tp1], 0(%[dst]) \n\t" /* store */
"sw %[tp2], 4(%[dst]) \n\t" /* store */
"sw %[tp3], 8(%[dst]) \n\t" /* store */
"sw %[tp4], 12(%[dst]) \n\t" /* store */
"sw %[tp5], 16(%[dst]) \n\t" /* store */
"sw %[tp6], 20(%[dst]) \n\t" /* store */
"sw %[tp7], 24(%[dst]) \n\t" /* store */
"sw %[tp8], 28(%[dst]) \n\t" /* store */
: [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3),
[tp4] "=&r"(tp4), [tp5] "=&r"(tp5), [tp6] "=&r"(tp6),
[tp7] "=&r"(tp7), [tp8] "=&r"(tp8)
: [src] "r"(src), [dst] "r"(dst));
src += src_stride;
dst += dst_stride;
}
break;
}
case 64: {
uint32_t tp1, tp2, tp3, tp4;
uint32_t tp5, tp6, tp7, tp8;
prefetch_load(src + 64);
prefetch_store(dst + 32);
/* 16 word storage */
for (y = h; y--;) {
prefetch_load(src + src_stride);
prefetch_load(src + src_stride + 32);
prefetch_load(src + src_stride + 64);
prefetch_store(dst + dst_stride);
prefetch_store(dst + dst_stride + 32);
__asm__ __volatile__(
"ulw %[tp1], 0(%[src]) \n\t"
"ulw %[tp2], 4(%[src]) \n\t"
"ulw %[tp3], 8(%[src]) \n\t"
"ulw %[tp4], 12(%[src]) \n\t"
"ulw %[tp5], 16(%[src]) \n\t"
"ulw %[tp6], 20(%[src]) \n\t"
"ulw %[tp7], 24(%[src]) \n\t"
"ulw %[tp8], 28(%[src]) \n\t"
"sw %[tp1], 0(%[dst]) \n\t" /* store */
"sw %[tp2], 4(%[dst]) \n\t" /* store */
"sw %[tp3], 8(%[dst]) \n\t" /* store */
"sw %[tp4], 12(%[dst]) \n\t" /* store */
"sw %[tp5], 16(%[dst]) \n\t" /* store */
"sw %[tp6], 20(%[dst]) \n\t" /* store */
"sw %[tp7], 24(%[dst]) \n\t" /* store */
"sw %[tp8], 28(%[dst]) \n\t" /* store */
"ulw %[tp1], 32(%[src]) \n\t"
"ulw %[tp2], 36(%[src]) \n\t"
"ulw %[tp3], 40(%[src]) \n\t"
"ulw %[tp4], 44(%[src]) \n\t"
"ulw %[tp5], 48(%[src]) \n\t"
"ulw %[tp6], 52(%[src]) \n\t"
"ulw %[tp7], 56(%[src]) \n\t"
"ulw %[tp8], 60(%[src]) \n\t"
"sw %[tp1], 32(%[dst]) \n\t" /* store */
"sw %[tp2], 36(%[dst]) \n\t" /* store */
"sw %[tp3], 40(%[dst]) \n\t" /* store */
"sw %[tp4], 44(%[dst]) \n\t" /* store */
"sw %[tp5], 48(%[dst]) \n\t" /* store */
"sw %[tp6], 52(%[dst]) \n\t" /* store */
"sw %[tp7], 56(%[dst]) \n\t" /* store */
"sw %[tp8], 60(%[dst]) \n\t" /* store */
: [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3),
[tp4] "=&r"(tp4), [tp5] "=&r"(tp5), [tp6] "=&r"(tp6),
[tp7] "=&r"(tp7), [tp8] "=&r"(tp8)
: [src] "r"(src), [dst] "r"(dst));
src += src_stride;
dst += dst_stride;
}
break;
}
default:
for (y = h; y--;) {
for (x = 0; x < w; ++x) {
dst[x] = src[x];
}
src += src_stride;
dst += dst_stride;
}
break;
}
}
#endif