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-rw-r--r--media/libvpx/libvpx/vpx_dsp/mips/convolve8_vert_dspr2.c360
1 files changed, 360 insertions, 0 deletions
diff --git a/media/libvpx/libvpx/vpx_dsp/mips/convolve8_vert_dspr2.c b/media/libvpx/libvpx/vpx_dsp/mips/convolve8_vert_dspr2.c
new file mode 100644
index 0000000000..fd977b5336
--- /dev/null
+++ b/media/libvpx/libvpx/vpx_dsp/mips/convolve8_vert_dspr2.c
@@ -0,0 +1,360 @@
+/*
+ * 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_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, 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 */
+ "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 = vpx_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 */
+ "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 vpx_convolve8_vert_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_y = filter[y0_q4];
+ assert(y_step_q4 == 16);
+ assert(((const int32_t *)filter_y)[1] != 0x800000);
+
+ if (vpx_get_filter_taps(filter_y) == 2) {
+ vpx_convolve2_vert_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;
+
+ /* 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_vert_4_dspr2(src, src_stride, dst, dst_stride, filter_y, w, h);
+ break;
+ case 64:
+ prefetch_store(dst + 32);
+ convolve_vert_64_dspr2(src, src_stride, dst, dst_stride, filter_y, h);
+ break;
+ default:
+ vpx_convolve8_vert_c(src, src_stride, dst, dst_stride, filter, x0_q4,
+ x_step_q4, y0_q4, y_step_q4, w, h);
+ break;
+ }
+ }
+}
+
+#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 07:28:54 +0000