| Index: source/libvpx/vp9/common/mips/dspr2/vp9_convolve8_vert_dspr2.c
|
| ===================================================================
|
| --- source/libvpx/vp9/common/mips/dspr2/vp9_convolve8_vert_dspr2.c (revision 0)
|
| +++ source/libvpx/vp9/common/mips/dspr2/vp9_convolve8_vert_dspr2.c (revision 0)
|
| @@ -0,0 +1,396 @@
|
| +/*
|
| + * 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_config.h"
|
| +#include "./vp9_rtcd.h"
|
| +#include "vp9/common/vp9_common.h"
|
| +#include "vpx/vpx_integer.h"
|
| +#include "vpx_ports/mem.h"
|
| +#include "vp9/common/vp9_convolve.h"
|
| +#include "vp9/common/mips/dspr2/vp9_common_dspr2.h"
|
| +
|
| +#if HAVE_DSPR2
|
| +static void convolve_vert_4_dspr2(const uint8_t *src,
|
| + int32_t src_stride,
|
| + uint8_t *dst,
|
| + int32_t dst_stride,
|
| + const int16_t *filter_y,
|
| + int32_t w,
|
| + int32_t h) {
|
| + int32_t x, y;
|
| + const uint8_t *src_ptr;
|
| + uint8_t *dst_ptr;
|
| + uint8_t *cm = vp9_ff_cropTbl;
|
| + uint32_t vector4a = 64;
|
| + uint32_t load1, load2, load3, load4;
|
| + uint32_t p1, p2;
|
| + uint32_t n1, n2;
|
| + uint32_t scratch1, scratch2;
|
| + uint32_t store1, store2;
|
| + int32_t vector1b, vector2b, vector3b, vector4b;
|
| + int32_t Temp1, Temp2;
|
| +
|
| + vector1b = ((const int32_t *)filter_y)[0];
|
| + vector2b = ((const int32_t *)filter_y)[1];
|
| + vector3b = ((const int32_t *)filter_y)[2];
|
| + vector4b = ((const int32_t *)filter_y)[3];
|
| +
|
| + src -= 3 * src_stride;
|
| +
|
| + for (y = h; y--;) {
|
| + /* prefetch data to cache memory */
|
| + vp9_prefetch_store(dst + dst_stride);
|
| +
|
| + for (x = 0; x < w; x += 4) {
|
| + src_ptr = src + x;
|
| + dst_ptr = dst + x;
|
| +
|
| + __asm__ __volatile__ (
|
| + "ulw %[load1], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load2], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load3], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load4], 0(%[src_ptr]) \n\t"
|
| +
|
| + "mtlo %[vector4a], $ac0 \n\t"
|
| + "mtlo %[vector4a], $ac1 \n\t"
|
| + "mtlo %[vector4a], $ac2 \n\t"
|
| + "mtlo %[vector4a], $ac3 \n\t"
|
| + "mthi $zero, $ac0 \n\t"
|
| + "mthi $zero, $ac1 \n\t"
|
| + "mthi $zero, $ac2 \n\t"
|
| + "mthi $zero, $ac3 \n\t"
|
| +
|
| + "preceu.ph.qbr %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbr %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbr %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbr %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "dpa.w.ph $ac0, %[p1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac0, %[p2], %[vector2b] \n\t"
|
| + "dpa.w.ph $ac1, %[n1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac1, %[n2], %[vector2b] \n\t"
|
| +
|
| + "preceu.ph.qbl %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbl %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbl %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbl %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "dpa.w.ph $ac2, %[p1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac2, %[p2], %[vector2b] \n\t"
|
| + "dpa.w.ph $ac3, %[n1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac3, %[n2], %[vector2b] \n\t"
|
| +
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load1], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load2], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load3], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load4], 0(%[src_ptr]) \n\t"
|
| +
|
| + "preceu.ph.qbr %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbr %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbr %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbr %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "dpa.w.ph $ac0, %[p1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac0, %[p2], %[vector4b] \n\t"
|
| + "extp %[Temp1], $ac0, 31 \n\t"
|
| + "dpa.w.ph $ac1, %[n1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac1, %[n2], %[vector4b] \n\t"
|
| + "extp %[Temp2], $ac1, 31 \n\t"
|
| +
|
| + "preceu.ph.qbl %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbl %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbl %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbl %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "lbux %[store1], %[Temp1](%[cm]) \n\t"
|
| + "dpa.w.ph $ac2, %[p1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac2, %[p2], %[vector4b] \n\t"
|
| + "extp %[Temp1], $ac2, 31 \n\t"
|
| +
|
| + "lbux %[store2], %[Temp2](%[cm]) \n\t"
|
| + "dpa.w.ph $ac3, %[n1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac3, %[n2], %[vector4b] \n\t"
|
| + "extp %[Temp2], $ac3, 31 \n\t"
|
| +
|
| + "sb %[store1], 0(%[dst_ptr]) \n\t"
|
| + "sb %[store2], 1(%[dst_ptr]) \n\t"
|
| +
|
| + "lbux %[store1], %[Temp1](%[cm]) \n\t"
|
| + "lbux %[store2], %[Temp2](%[cm]) \n\t"
|
| +
|
| + "sb %[store1], 2(%[dst_ptr]) \n\t"
|
| + "sb %[store2], 3(%[dst_ptr]) \n\t"
|
| +
|
| + : [load1] "=&r" (load1), [load2] "=&r" (load2),
|
| + [load3] "=&r" (load3), [load4] "=&r" (load4),
|
| + [p1] "=&r" (p1), [p2] "=&r" (p2),
|
| + [n1] "=&r" (n1), [n2] "=&r" (n2),
|
| + [scratch1] "=&r" (scratch1), [scratch2] "=&r" (scratch2),
|
| + [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2),
|
| + [store1] "=&r" (store1), [store2] "=&r" (store2),
|
| + [src_ptr] "+r" (src_ptr)
|
| + : [vector1b] "r" (vector1b), [vector2b] "r" (vector2b),
|
| + [vector3b] "r" (vector3b), [vector4b] "r" (vector4b),
|
| + [vector4a] "r" (vector4a), [src_stride] "r" (src_stride),
|
| + [cm] "r" (cm), [dst_ptr] "r" (dst_ptr)
|
| + );
|
| + }
|
| +
|
| + /* Next row... */
|
| + src += src_stride;
|
| + dst += dst_stride;
|
| + }
|
| +}
|
| +
|
| +static void convolve_vert_64_dspr2(const uint8_t *src,
|
| + int32_t src_stride,
|
| + uint8_t *dst,
|
| + int32_t dst_stride,
|
| + const int16_t *filter_y,
|
| + int32_t h) {
|
| + int32_t x, y;
|
| + const uint8_t *src_ptr;
|
| + uint8_t *dst_ptr;
|
| + uint8_t *cm = vp9_ff_cropTbl;
|
| + uint32_t vector4a = 64;
|
| + uint32_t load1, load2, load3, load4;
|
| + uint32_t p1, p2;
|
| + uint32_t n1, n2;
|
| + uint32_t scratch1, scratch2;
|
| + uint32_t store1, store2;
|
| + int32_t vector1b, vector2b, vector3b, vector4b;
|
| + int32_t Temp1, Temp2;
|
| +
|
| + vector1b = ((const int32_t *)filter_y)[0];
|
| + vector2b = ((const int32_t *)filter_y)[1];
|
| + vector3b = ((const int32_t *)filter_y)[2];
|
| + vector4b = ((const int32_t *)filter_y)[3];
|
| +
|
| + src -= 3 * src_stride;
|
| +
|
| + for (y = h; y--;) {
|
| + /* prefetch data to cache memory */
|
| + vp9_prefetch_store(dst + dst_stride);
|
| + vp9_prefetch_store(dst + dst_stride + 32);
|
| +
|
| + for (x = 0; x < 64; x += 4) {
|
| + src_ptr = src + x;
|
| + dst_ptr = dst + x;
|
| +
|
| + __asm__ __volatile__ (
|
| + "ulw %[load1], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load2], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load3], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load4], 0(%[src_ptr]) \n\t"
|
| +
|
| + "mtlo %[vector4a], $ac0 \n\t"
|
| + "mtlo %[vector4a], $ac1 \n\t"
|
| + "mtlo %[vector4a], $ac2 \n\t"
|
| + "mtlo %[vector4a], $ac3 \n\t"
|
| + "mthi $zero, $ac0 \n\t"
|
| + "mthi $zero, $ac1 \n\t"
|
| + "mthi $zero, $ac2 \n\t"
|
| + "mthi $zero, $ac3 \n\t"
|
| +
|
| + "preceu.ph.qbr %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbr %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbr %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbr %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "dpa.w.ph $ac0, %[p1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac0, %[p2], %[vector2b] \n\t"
|
| + "dpa.w.ph $ac1, %[n1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac1, %[n2], %[vector2b] \n\t"
|
| +
|
| + "preceu.ph.qbl %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbl %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbl %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbl %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "dpa.w.ph $ac2, %[p1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac2, %[p2], %[vector2b] \n\t"
|
| + "dpa.w.ph $ac3, %[n1], %[vector1b] \n\t"
|
| + "dpa.w.ph $ac3, %[n2], %[vector2b] \n\t"
|
| +
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load1], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load2], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load3], 0(%[src_ptr]) \n\t"
|
| + "add %[src_ptr], %[src_ptr], %[src_stride] \n\t"
|
| + "ulw %[load4], 0(%[src_ptr]) \n\t"
|
| +
|
| + "preceu.ph.qbr %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbr %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbr %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbr %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "dpa.w.ph $ac0, %[p1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac0, %[p2], %[vector4b] \n\t"
|
| + "extp %[Temp1], $ac0, 31 \n\t"
|
| + "dpa.w.ph $ac1, %[n1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac1, %[n2], %[vector4b] \n\t"
|
| + "extp %[Temp2], $ac1, 31 \n\t"
|
| +
|
| + "preceu.ph.qbl %[scratch1], %[load1] \n\t"
|
| + "preceu.ph.qbl %[p1], %[load2] \n\t"
|
| + "precrq.ph.w %[n1], %[p1], %[scratch1] \n\t" /* pixel 2 */
|
| + "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
|
| + "preceu.ph.qbl %[scratch2], %[load3] \n\t"
|
| + "preceu.ph.qbl %[p2], %[load4] \n\t"
|
| + "precrq.ph.w %[n2], %[p2], %[scratch2] \n\t" /* pixel 2 */
|
| + "append %[p2], %[scratch2], 16 \n\t" /* pixel 1 */
|
| +
|
| + "lbux %[store1], %[Temp1](%[cm]) \n\t"
|
| + "dpa.w.ph $ac2, %[p1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac2, %[p2], %[vector4b] \n\t"
|
| + "extp %[Temp1], $ac2, 31 \n\t"
|
| +
|
| + "lbux %[store2], %[Temp2](%[cm]) \n\t"
|
| + "dpa.w.ph $ac3, %[n1], %[vector3b] \n\t"
|
| + "dpa.w.ph $ac3, %[n2], %[vector4b] \n\t"
|
| + "extp %[Temp2], $ac3, 31 \n\t"
|
| +
|
| + "sb %[store1], 0(%[dst_ptr]) \n\t"
|
| + "sb %[store2], 1(%[dst_ptr]) \n\t"
|
| +
|
| + "lbux %[store1], %[Temp1](%[cm]) \n\t"
|
| + "lbux %[store2], %[Temp2](%[cm]) \n\t"
|
| +
|
| + "sb %[store1], 2(%[dst_ptr]) \n\t"
|
| + "sb %[store2], 3(%[dst_ptr]) \n\t"
|
| +
|
| + : [load1] "=&r" (load1), [load2] "=&r" (load2),
|
| + [load3] "=&r" (load3), [load4] "=&r" (load4),
|
| + [p1] "=&r" (p1), [p2] "=&r" (p2),
|
| + [n1] "=&r" (n1), [n2] "=&r" (n2),
|
| + [scratch1] "=&r" (scratch1), [scratch2] "=&r" (scratch2),
|
| + [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2),
|
| + [store1] "=&r" (store1), [store2] "=&r" (store2),
|
| + [src_ptr] "+r" (src_ptr)
|
| + : [vector1b] "r" (vector1b), [vector2b] "r" (vector2b),
|
| + [vector3b] "r" (vector3b), [vector4b] "r" (vector4b),
|
| + [vector4a] "r" (vector4a), [src_stride] "r" (src_stride),
|
| + [cm] "r" (cm), [dst_ptr] "r" (dst_ptr)
|
| + );
|
| + }
|
| +
|
| + /* Next row... */
|
| + src += src_stride;
|
| + dst += dst_stride;
|
| + }
|
| +}
|
| +
|
| +void vp9_convolve8_vert_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) {
|
| + if (((const int32_t *)filter_y)[1] == 0x800000) {
|
| + vp9_convolve_copy(src, src_stride,
|
| + dst, dst_stride,
|
| + filter_x, x_step_q4,
|
| + filter_y, y_step_q4,
|
| + w, h);
|
| + } else if (((const int32_t *)filter_y)[0] == 0) {
|
| + vp9_convolve2_vert_dspr2(src, src_stride,
|
| + dst, dst_stride,
|
| + filter_x, x_step_q4,
|
| + filter_y, y_step_q4,
|
| + w, h);
|
| + } else {
|
| + if (16 == y_step_q4) {
|
| + uint32_t pos = 38;
|
| +
|
| + /* bit positon for extract from acc */
|
| + __asm__ __volatile__ (
|
| + "wrdsp %[pos], 1 \n\t"
|
| + :
|
| + : [pos] "r" (pos)
|
| + );
|
| +
|
| + vp9_prefetch_store(dst);
|
| +
|
| + switch (w) {
|
| + case 4 :
|
| + case 8 :
|
| + case 16 :
|
| + case 32 :
|
| + convolve_vert_4_dspr2(src, src_stride,
|
| + dst, dst_stride,
|
| + filter_y, w, h);
|
| + break;
|
| + case 64 :
|
| + vp9_prefetch_store(dst + 32);
|
| + convolve_vert_64_dspr2(src, src_stride,
|
| + dst, dst_stride,
|
| + filter_y, h);
|
| + break;
|
| + default:
|
| + vp9_convolve8_vert_c(src, src_stride,
|
| + dst, dst_stride,
|
| + filter_x, x_step_q4,
|
| + filter_y, y_step_q4,
|
| + w, h);
|
| + break;
|
| + }
|
| + } else {
|
| + vp9_convolve8_vert_c(src, src_stride,
|
| + dst, dst_stride,
|
| + filter_x, x_step_q4,
|
| + filter_y, y_step_q4,
|
| + w, h);
|
| + }
|
| + }
|
| +}
|
| +
|
| +#endif
|
|
|
Chromium Code Reviews
Issue 54923004:
libvpx: Pull from upstream (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/