diff options
Diffstat (limited to 'third_party/aom/aom_dsp/mips/convolve8_avg_dspr2.c')
-rw-r--r-- | third_party/aom/aom_dsp/mips/convolve8_avg_dspr2.c | 646 |
1 files changed, 0 insertions, 646 deletions
diff --git a/third_party/aom/aom_dsp/mips/convolve8_avg_dspr2.c b/third_party/aom/aom_dsp/mips/convolve8_avg_dspr2.c deleted file mode 100644 index 3574da19f..000000000 --- a/third_party/aom/aom_dsp/mips/convolve8_avg_dspr2.c +++ /dev/null @@ -1,646 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include <assert.h> -#include <stdio.h> - -#include "./aom_dsp_rtcd.h" -#include "aom_dsp/mips/convolve_common_dspr2.h" -#include "aom_dsp/aom_convolve.h" -#include "aom_dsp/aom_dsp_common.h" -#include "aom_ports/mem.h" - -#if HAVE_DSPR2 -static void convolve_avg_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 = aom_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 */ - 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 */ - "lbu %[scratch1], 0(%[dst_ptr]) \n\t" - "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 */ - "lbu %[scratch2], 1(%[dst_ptr]) \n\t" - - "lbux %[store1], %[Temp1](%[cm]) \n\t" - "dpa.w.ph $ac2, %[p1], %[vector3b] \n\t" - "dpa.w.ph $ac2, %[p2], %[vector4b] \n\t" - "addqh_r.w %[store1], %[store1], %[scratch1] \n\t" /* pixel 1 */ - "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" - "addqh_r.w %[store2], %[store2], %[scratch2] \n\t" /* pixel 2 */ - "extp %[Temp2], $ac3, 31 \n\t" - "lbu %[scratch1], 2(%[dst_ptr]) \n\t" - - "sb %[store1], 0(%[dst_ptr]) \n\t" - "sb %[store2], 1(%[dst_ptr]) \n\t" - "lbu %[scratch2], 3(%[dst_ptr]) \n\t" - - "lbux %[store1], %[Temp1](%[cm]) \n\t" - "lbux %[store2], %[Temp2](%[cm]) \n\t" - "addqh_r.w %[store1], %[store1], %[scratch1] \n\t" /* pixel 3 */ - "addqh_r.w %[store2], %[store2], %[scratch2] \n\t" /* pixel 4 */ - - "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_avg_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 = aom_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 */ - prefetch_store(dst + dst_stride); - 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 */ - "lbu %[scratch1], 0(%[dst_ptr]) \n\t" - "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 */ - "lbu %[scratch2], 1(%[dst_ptr]) \n\t" - - "lbux %[store1], %[Temp1](%[cm]) \n\t" - "dpa.w.ph $ac2, %[p1], %[vector3b] \n\t" - "dpa.w.ph $ac2, %[p2], %[vector4b] \n\t" - "addqh_r.w %[store1], %[store1], %[scratch1] \n\t" /* pixel 1 */ - "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" - "addqh_r.w %[store2], %[store2], %[scratch2] \n\t" /* pixel 2 */ - "extp %[Temp2], $ac3, 31 \n\t" - "lbu %[scratch1], 2(%[dst_ptr]) \n\t" - - "sb %[store1], 0(%[dst_ptr]) \n\t" - "sb %[store2], 1(%[dst_ptr]) \n\t" - "lbu %[scratch2], 3(%[dst_ptr]) \n\t" - - "lbux %[store1], %[Temp1](%[cm]) \n\t" - "lbux %[store2], %[Temp2](%[cm]) \n\t" - "addqh_r.w %[store1], %[store1], %[scratch1] \n\t" /* pixel 3 */ - "addqh_r.w %[store2], %[store2], %[scratch2] \n\t" /* pixel 4 */ - - "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 aom_convolve8_avg_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) { - assert(y_step_q4 == 16); - assert(((const int32_t *)filter_y)[1] != 0x800000); - - if (((const int32_t *)filter_y)[0] == 0) { - aom_convolve2_avg_vert_dspr2(src, src_stride, dst, dst_stride, filter_x, - x_step_q4, filter_y, y_step_q4, w, h); - } else { - uint32_t pos = 38; - - /* bit positon for extract from acc */ - __asm__ __volatile__("wrdsp %[pos], 1 \n\t" - : - : [pos] "r"(pos)); - - prefetch_store(dst); - - switch (w) { - case 4: - case 8: - case 16: - case 32: - convolve_avg_vert_4_dspr2(src, src_stride, dst, dst_stride, filter_y, w, - h); - break; - case 64: - prefetch_store(dst + 32); - convolve_avg_vert_64_dspr2(src, src_stride, dst, dst_stride, filter_y, - h); - break; - default: - aom_convolve8_avg_vert_c(src, src_stride, dst, dst_stride, filter_x, - x_step_q4, filter_y, y_step_q4, w, h); - break; - } - } -} - -void aom_convolve8_avg_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) { - /* Fixed size intermediate buffer places limits on parameters. */ - DECLARE_ALIGNED(32, uint8_t, temp[64 * 135]); - int32_t intermediate_height = ((h * y_step_q4) >> 4) + 7; - - assert(w <= 64); - assert(h <= 64); - assert(x_step_q4 == 16); - assert(y_step_q4 == 16); - - if (intermediate_height < h) intermediate_height = h; - - aom_convolve8_horiz(src - (src_stride * 3), src_stride, temp, 64, filter_x, - x_step_q4, filter_y, y_step_q4, w, intermediate_height); - - aom_convolve8_avg_vert(temp + 64 * 3, 64, dst, dst_stride, filter_x, - x_step_q4, filter_y, y_step_q4, w, h); -} - -void aom_convolve_avg_dspr2(const uint8_t *src, ptrdiff_t src_stride, - uint8_t *dst, ptrdiff_t dst_stride, - const int16_t *filter_x, int filter_x_stride, - const int16_t *filter_y, int filter_y_stride, int w, - int h) { - int x, y; - uint32_t tp1, tp2, tn1; - uint32_t tp3, tp4, tn2; - - (void)filter_x; - (void)filter_x_stride; - (void)filter_y; - (void)filter_y_stride; - - /* prefetch data to cache memory */ - prefetch_load(src); - prefetch_load(src + 32); - prefetch_store(dst); - - switch (w) { - case 4: - /* 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], 0(%[src]) \n\t" - "ulw %[tp2], 0(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "sw %[tn1], 0(%[dst]) \n\t" /* store */ - - : [tn1] "=&r"(tn1), [tp1] "=&r"(tp1), [tp2] "=&r"(tp2) - : [src] "r"(src), [dst] "r"(dst)); - - src += src_stride; - dst += dst_stride; - } - break; - case 8: - /* 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], 0(%[dst]) \n\t" - "ulw %[tp3], 4(%[src]) \n\t" - "ulw %[tp4], 4(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "sw %[tn1], 0(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 4(%[dst]) \n\t" /* store */ - - : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3), - [tp4] "=&r"(tp4), [tn1] "=&r"(tn1), [tn2] "=&r"(tn2) - : [src] "r"(src), [dst] "r"(dst)); - - src += src_stride; - dst += dst_stride; - } - break; - case 16: - /* 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], 0(%[dst]) \n\t" - "ulw %[tp3], 4(%[src]) \n\t" - "ulw %[tp4], 4(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 8(%[src]) \n\t" - "ulw %[tp2], 8(%[dst]) \n\t" - "sw %[tn1], 0(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 4(%[dst]) \n\t" /* store */ - "ulw %[tp3], 12(%[src]) \n\t" - "ulw %[tp4], 12(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "sw %[tn1], 8(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 12(%[dst]) \n\t" /* store */ - - : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3), - [tp4] "=&r"(tp4), [tn1] "=&r"(tn1), [tn2] "=&r"(tn2) - : [src] "r"(src), [dst] "r"(dst)); - - src += src_stride; - dst += dst_stride; - } - break; - case 32: - /* 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], 0(%[dst]) \n\t" - "ulw %[tp3], 4(%[src]) \n\t" - "ulw %[tp4], 4(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 8(%[src]) \n\t" - "ulw %[tp2], 8(%[dst]) \n\t" - "sw %[tn1], 0(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 4(%[dst]) \n\t" /* store */ - "ulw %[tp3], 12(%[src]) \n\t" - "ulw %[tp4], 12(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 16(%[src]) \n\t" - "ulw %[tp2], 16(%[dst]) \n\t" - "sw %[tn1], 8(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 12(%[dst]) \n\t" /* store */ - "ulw %[tp3], 20(%[src]) \n\t" - "ulw %[tp4], 20(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 24(%[src]) \n\t" - "ulw %[tp2], 24(%[dst]) \n\t" - "sw %[tn1], 16(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 20(%[dst]) \n\t" /* store */ - "ulw %[tp3], 28(%[src]) \n\t" - "ulw %[tp4], 28(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "sw %[tn1], 24(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 28(%[dst]) \n\t" /* store */ - - : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3), - [tp4] "=&r"(tp4), [tn1] "=&r"(tn1), [tn2] "=&r"(tn2) - : [src] "r"(src), [dst] "r"(dst)); - - src += src_stride; - dst += dst_stride; - } - break; - case 64: - 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], 0(%[dst]) \n\t" - "ulw %[tp3], 4(%[src]) \n\t" - "ulw %[tp4], 4(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 8(%[src]) \n\t" - "ulw %[tp2], 8(%[dst]) \n\t" - "sw %[tn1], 0(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 4(%[dst]) \n\t" /* store */ - "ulw %[tp3], 12(%[src]) \n\t" - "ulw %[tp4], 12(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 16(%[src]) \n\t" - "ulw %[tp2], 16(%[dst]) \n\t" - "sw %[tn1], 8(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 12(%[dst]) \n\t" /* store */ - "ulw %[tp3], 20(%[src]) \n\t" - "ulw %[tp4], 20(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 24(%[src]) \n\t" - "ulw %[tp2], 24(%[dst]) \n\t" - "sw %[tn1], 16(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 20(%[dst]) \n\t" /* store */ - "ulw %[tp3], 28(%[src]) \n\t" - "ulw %[tp4], 28(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 32(%[src]) \n\t" - "ulw %[tp2], 32(%[dst]) \n\t" - "sw %[tn1], 24(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 28(%[dst]) \n\t" /* store */ - "ulw %[tp3], 36(%[src]) \n\t" - "ulw %[tp4], 36(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 40(%[src]) \n\t" - "ulw %[tp2], 40(%[dst]) \n\t" - "sw %[tn1], 32(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 36(%[dst]) \n\t" /* store */ - "ulw %[tp3], 44(%[src]) \n\t" - "ulw %[tp4], 44(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 48(%[src]) \n\t" - "ulw %[tp2], 48(%[dst]) \n\t" - "sw %[tn1], 40(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 44(%[dst]) \n\t" /* store */ - "ulw %[tp3], 52(%[src]) \n\t" - "ulw %[tp4], 52(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "ulw %[tp1], 56(%[src]) \n\t" - "ulw %[tp2], 56(%[dst]) \n\t" - "sw %[tn1], 48(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 52(%[dst]) \n\t" /* store */ - "ulw %[tp3], 60(%[src]) \n\t" - "ulw %[tp4], 60(%[dst]) \n\t" - "adduh_r.qb %[tn1], %[tp2], %[tp1] \n\t" /* average */ - "sw %[tn1], 56(%[dst]) \n\t" /* store */ - "adduh_r.qb %[tn2], %[tp3], %[tp4] \n\t" /* average */ - "sw %[tn2], 60(%[dst]) \n\t" /* store */ - - : [tp1] "=&r"(tp1), [tp2] "=&r"(tp2), [tp3] "=&r"(tp3), - [tp4] "=&r"(tp4), [tn1] "=&r"(tn1), [tn2] "=&r"(tn2) - : [src] "r"(src), [dst] "r"(dst)); - - src += src_stride; - dst += dst_stride; - } - break; - default: - for (y = h; y > 0; --y) { - for (x = 0; x < w; ++x) { - dst[x] = (dst[x] + src[x] + 1) >> 1; - } - - src += src_stride; - dst += dst_stride; - } - break; - } -} -#endif |