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|
/*
* 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_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;
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 n1, n2, n3, n4;
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--;) {
/* 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"
"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 %[n1], %[tp2] \n\t"
"preceu.ph.qbl %[n2], %[tp2] \n\t"
"preceu.ph.qbr %[n3], %[tn2] \n\t"
"preceu.ph.qbl %[n4], %[tn2] \n\t"
"dpa.w.ph $ac3, %[n1], %[vector1b] \n\t"
"dpa.w.ph $ac3, %[n2], %[vector2b] \n\t"
"dpa.w.ph $ac3, %[n3], %[vector3b] \n\t"
"dpa.w.ph $ac3, %[n4], %[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 %[n1], %[tn1] \n\t"
"dpa.w.ph $ac2, %[n2], %[vector1b] \n\t"
"dpa.w.ph $ac2, %[n3], %[vector2b] \n\t"
"dpa.w.ph $ac2, %[n4], %[vector3b] \n\t"
"dpa.w.ph $ac2, %[n1], %[vector4b] \n\t"
"extp %[Temp4], $ac2, 31 \n\t"
/* clamp */
"lbux %[tn1], %[Temp2](%[cm]) \n\t"
"lbux %[n2], %[Temp4](%[cm]) \n\t"
/* store bytes */
"sb %[tp1], 0(%[dst]) \n\t"
"sb %[tn1], 1(%[dst]) \n\t"
"sb %[tp2], 2(%[dst]) \n\t"
"sb %[n2], 3(%[dst]) \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), [n1] "=&r"(n1), [n2] "=&r"(n2), [n3] "=&r"(n3),
[n4] "=&r"(n4), [Temp1] "=&r"(Temp1), [Temp2] "=&r"(Temp2),
[Temp3] "=&r"(Temp3), [Temp4] "=&r"(Temp4)
: [vector1b] "r"(vector1b), [vector2b] "r"(vector2b),
[vector3b] "r"(vector3b), [vector4b] "r"(vector4b),
[vector4a] "r"(vector4a), [cm] "r"(cm), [dst] "r"(dst),
[src] "r"(src));
/* Next row... */
src += src_stride;
dst += dst_stride;
}
}
static void convolve_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 = vpx_ff_cropTbl;
uint32_t vector4a = 64;
int32_t vector1b, vector2b, vector3b, vector4b;
int32_t Temp1, Temp2, Temp3;
uint32_t tp1, tp2;
uint32_t p1, p2, p3, p4, n1;
uint32_t tn1, tn2, tn3;
uint32_t st0, st1;
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);
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 %[tn2], 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], %[tn2] \n\t"
"preceu.ph.qbl %[n1], %[tn2] \n\t"
"ulw %[tn1], 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 %[st0], %[Temp1](%[cm]) \n\t"
"mtlo %[vector4a], $ac1 \n\t"
"mthi $zero, $ac1 \n\t"
"preceu.ph.qbr %[p2], %[tn1] \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"
"dpa.w.ph $ac1, %[n1], %[vector4b] \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 %[tn3], %[tn1], 3 \n\t"
"balign %[tn1], %[tn2], 3 \n\t"
"balign %[tn2], %[tp2], 3 \n\t"
"balign %[tp2], %[tp1], 3 \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 %[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], %[tn2] \n\t"
"preceu.ph.qbl %[p4], %[tn2] \n\t"
"sb %[st0], 4(%[dst]) \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 */
"mtlo %[vector4a], $ac3 \n\t"
"mthi $zero, $ac3 \n\t"
"mtlo %[vector4a], $ac2 \n\t"
"mthi $zero, $ac2 \n\t"
"preceu.ph.qbr %[p1], %[tn1] \n\t"
"preceu.ph.qbl %[n1], %[tn1] \n\t"
"lbux %[st0], %[Temp3](%[cm]) \n\t"
"dpa.w.ph $ac1, %[p2], %[vector1b] \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 %[st1], %[Temp2](%[cm]) \n\t"
"preceu.ph.qbr %[p2], %[tn3] \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 %[st1], 1(%[dst]) \n\t"
"sb %[st0], 6(%[dst]) \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], 3(%[dst]) \n\t"
"sb %[p2], 5(%[dst]) \n\t"
"sb %[n1], 7(%[dst]) \n\t"
: [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tn1] "=&r"(tn1),
[tn2] "=&r"(tn2), [tn3] "=&r"(tn3), [st0] "=&r"(st0),
[st1] "=&r"(st1), [p1] "=&r"(p1), [p2] "=&r"(p2), [p3] "=&r"(p3),
[p4] "=&r"(p4), [n1] "=&r"(n1), [Temp1] "=&r"(Temp1),
[Temp2] "=&r"(Temp2), [Temp3] "=&r"(Temp3)
: [vector1b] "r"(vector1b), [vector2b] "r"(vector2b),
[vector3b] "r"(vector3b), [vector4b] "r"(vector4b),
[vector4a] "r"(vector4a), [cm] "r"(cm), [dst] "r"(dst),
[src] "r"(src));
/* Next row... */
src += src_stride;
dst += dst_stride;
}
}
static void convolve_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 = vpx_ff_cropTbl;
uint32_t vector_64 = 64;
int32_t filter12, filter34, filter56, filter78;
int32_t Temp1, Temp2, Temp3;
uint32_t qload1, qload2, qload3;
uint32_t p1, p2, p3, p4, p5;
uint32_t st1, st2, st3;
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--;) {
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], %[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], %[qload3] \n\t"
"preceu.ph.qbl %[p5], %[qload3] \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 */
"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], %[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], 2(%[dst]) \n\t" /* even 1 */
"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], 4(%[dst]) \n\t" /* even 3 */
"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], 6(%[dst]) \n\t" /* even 4 */
"ulw %[qload3], 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], %[qload3] \n\t"
"sb %[st2], 8(%[dst]) \n\t" /* even 5 */
"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], 10(%[dst]) \n\t" /* even 6 */
"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], 12(%[dst]) \n\t" /* even 7 */
"ulw %[qload3], 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], %[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], %[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], 1(%[dst]) \n\t" /* odd 1 */
"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], 3(%[dst]) \n\t" /* odd 2 */
"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], 5(%[dst]) \n\t" /* odd 3 */
"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], 7(%[dst]) \n\t" /* odd 4 */
"ulw %[qload3], 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], %[qload3] \n\t"
"sb %[st1], 9(%[dst]) \n\t" /* odd 5 */
"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], 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)
: [filter12] "r"(filter12), [filter34] "r"(filter34),
[filter56] "r"(filter56), [filter78] "r"(filter78),
[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_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 = vpx_ff_cropTbl;
uint32_t vector_64 = 64;
int32_t filter12, filter34, filter56, filter78;
int32_t Temp1, Temp2, Temp3;
uint32_t qload1, qload2, qload3;
uint32_t p1, p2, p3, p4, p5;
uint32_t st1, st2, st3;
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--;) {
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], %[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], %[qload3] \n\t"
"preceu.ph.qbl %[p5], %[qload3] \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 */
"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], %[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], 2(%[dst]) \n\t" /* even 1 */
"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], 4(%[dst]) \n\t" /* even 3 */
"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], 6(%[dst]) \n\t" /* even 4 */
"ulw %[qload3], 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], %[qload3] \n\t"
"sb %[st2], 8(%[dst]) \n\t" /* even 5 */
"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], 10(%[dst]) \n\t" /* even 6 */
"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], 12(%[dst]) \n\t" /* even 7 */
"ulw %[qload3], 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], %[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], %[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], 1(%[dst]) \n\t" /* odd 1 */
"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], 3(%[dst]) \n\t" /* odd 2 */
"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], 5(%[dst]) \n\t" /* odd 3 */
"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], 7(%[dst]) \n\t" /* odd 4 */
"ulw %[qload3], 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], %[qload3] \n\t"
"sb %[st1], 9(%[dst]) \n\t" /* odd 5 */
"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], 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)
: [filter12] "r"(filter12), [filter34] "r"(filter34),
[filter56] "r"(filter56), [filter78] "r"(filter78),
[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 vpx_convolve8_horiz_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) {
const int16_t *const filter_x = filter[x0_q4];
assert(x_step_q4 == 16);
assert(((const int32_t *)filter_x)[1] != 0x800000);
if (vpx_get_filter_taps(filter_x) == 2) {
vpx_convolve2_horiz_dspr2(src, src_stride, dst, dst_stride, filter, x0_q4,
x_step_q4, y0_q4, y_step_q4, w, h);
} else {
uint32_t pos = 38;
prefetch_load((const uint8_t *)filter_x);
src -= 3;
/* 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_horiz_4_dspr2(src, (int32_t)src_stride, dst,
(int32_t)dst_stride, filter_x, (int32_t)h);
break;
case 8:
convolve_horiz_8_dspr2(src, (int32_t)src_stride, dst,
(int32_t)dst_stride, filter_x, (int32_t)h);
break;
case 16:
convolve_horiz_16_dspr2(src, (int32_t)src_stride, dst,
(int32_t)dst_stride, filter_x, (int32_t)h, 1);
break;
case 32:
convolve_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_horiz_64_dspr2(src, (int32_t)src_stride, dst,
(int32_t)dst_stride, filter_x, (int32_t)h);
break;
default:
vpx_convolve8_horiz_c(src + 3, src_stride, dst, dst_stride, filter,
x0_q4, x_step_q4, y0_q4, y_step_q4, w, h);
break;
}
}
}
#endif
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