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Unified Diff: source/libvpx/vpx_dsp/mips/vpx_convolve2_avg_dspr2.c

Issue 1302353004: libvpx: Pull from upstream (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/libvpx.git@master
Patch Set: Created 5 years, 4 months ago
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Index: source/libvpx/vpx_dsp/mips/vpx_convolve2_avg_dspr2.c
diff --git a/source/libvpx/vpx_dsp/mips/vpx_convolve2_avg_dspr2.c b/source/libvpx/vpx_dsp/mips/vpx_convolve2_avg_dspr2.c
deleted file mode 100644
index 4a738b99691270a7c578c124e4419ac87a1b6c1a..0000000000000000000000000000000000000000
--- a/source/libvpx/vpx_dsp/mips/vpx_convolve2_avg_dspr2.c
+++ /dev/null
@@ -1,279 +0,0 @@
-/*
- * 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/vpx_common_dspr2.h"
-#include "vpx_dsp/vpx_convolve.h"
-#include "vpx_dsp/vpx_dsp_common.h"
-#include "vpx_ports/mem.h"
-
-#if HAVE_DSPR2
-static void convolve_bi_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 = vpx_ff_cropTbl;
- uint32_t vector4a = 64;
- uint32_t load1, load2;
- uint32_t p1, p2;
- uint32_t scratch1, scratch2;
- uint32_t store1, store2;
- int32_t Temp1, Temp2;
- const int16_t *filter = &filter_y[3];
- uint32_t filter45;
-
- filter45 = ((const int32_t *)filter)[0];
-
- 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"
-
- "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 %[p2], %[p1], %[scratch1] \n\t" /* pixel 2 */
- "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
-
- "dpa.w.ph $ac0, %[p1], %[filter45] \n\t"
- "dpa.w.ph $ac1, %[p2], %[filter45] \n\t"
-
- "preceu.ph.qbl %[scratch1], %[load1] \n\t"
- "preceu.ph.qbl %[p1], %[load2] \n\t"
- "precrq.ph.w %[p2], %[p1], %[scratch1] \n\t" /* pixel 2 */
- "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
-
- "dpa.w.ph $ac2, %[p1], %[filter45] \n\t"
- "dpa.w.ph $ac3, %[p2], %[filter45] \n\t"
-
- "extp %[Temp1], $ac0, 31 \n\t"
- "extp %[Temp2], $ac1, 31 \n\t"
-
- "lbu %[scratch1], 0(%[dst_ptr]) \n\t"
- "lbu %[scratch2], 1(%[dst_ptr]) \n\t"
-
- "lbux %[store1], %[Temp1](%[cm]) \n\t"
- "addqh_r.w %[store1], %[store1], %[scratch1] \n\t" /* pixel 1 */
- "extp %[Temp1], $ac2, 31 \n\t"
-
- "lbux %[store2], %[Temp2](%[cm]) \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),
- [p1] "=&r" (p1), [p2] "=&r" (p2),
- [scratch1] "=&r" (scratch1), [scratch2] "=&r" (scratch2),
- [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2),
- [store1] "=&r" (store1), [store2] "=&r" (store2),
- [src_ptr] "+r" (src_ptr)
- : [filter45] "r" (filter45), [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_bi_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 = vpx_ff_cropTbl;
- uint32_t vector4a = 64;
- uint32_t load1, load2;
- uint32_t p1, p2;
- uint32_t scratch1, scratch2;
- uint32_t store1, store2;
- int32_t Temp1, Temp2;
- const int16_t *filter = &filter_y[3];
- uint32_t filter45;;
-
- filter45 = ((const int32_t *)filter)[0];
-
- 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"
-
- "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 %[p2], %[p1], %[scratch1] \n\t" /* pixel 2 */
- "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
-
- "dpa.w.ph $ac0, %[p1], %[filter45] \n\t"
- "dpa.w.ph $ac1, %[p2], %[filter45] \n\t"
-
- "preceu.ph.qbl %[scratch1], %[load1] \n\t"
- "preceu.ph.qbl %[p1], %[load2] \n\t"
- "precrq.ph.w %[p2], %[p1], %[scratch1] \n\t" /* pixel 2 */
- "append %[p1], %[scratch1], 16 \n\t" /* pixel 1 */
-
- "dpa.w.ph $ac2, %[p1], %[filter45] \n\t"
- "dpa.w.ph $ac3, %[p2], %[filter45] \n\t"
-
- "extp %[Temp1], $ac0, 31 \n\t"
- "extp %[Temp2], $ac1, 31 \n\t"
-
- "lbu %[scratch1], 0(%[dst_ptr]) \n\t"
- "lbu %[scratch2], 1(%[dst_ptr]) \n\t"
-
- "lbux %[store1], %[Temp1](%[cm]) \n\t"
- "addqh_r.w %[store1], %[store1], %[scratch1] \n\t" /* pixel 1 */
- "extp %[Temp1], $ac2, 31 \n\t"
-
- "lbux %[store2], %[Temp2](%[cm]) \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),
- [p1] "=&r" (p1), [p2] "=&r" (p2),
- [scratch1] "=&r" (scratch1), [scratch2] "=&r" (scratch2),
- [Temp1] "=&r" (Temp1), [Temp2] "=&r" (Temp2),
- [store1] "=&r" (store1), [store2] "=&r" (store2),
- [src_ptr] "+r" (src_ptr)
- : [filter45] "r" (filter45), [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 vpx_convolve2_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) {
- 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)
- );
-
- prefetch_store(dst);
-
- switch (w) {
- case 4:
- case 8:
- case 16:
- case 32:
- convolve_bi_avg_vert_4_dspr2(src, src_stride,
- dst, dst_stride,
- filter_y, w, h);
- break;
- case 64:
- prefetch_store(dst + 32);
- convolve_bi_avg_vert_64_dspr2(src, src_stride,
- dst, dst_stride,
- filter_y, h);
- break;
- default:
- vpx_convolve8_avg_vert_c(src, src_stride,
- dst, dst_stride,
- filter_x, x_step_q4,
- filter_y, y_step_q4,
- w, h);
- break;
- }
- } else {
- vpx_convolve8_avg_vert_c(src, src_stride,
- dst, dst_stride,
- filter_x, x_step_q4,
- filter_y, y_step_q4,
- w, h);
- }
-}
-#endif
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