vp9: [loongson] optimize vpx_convolve8 with mmi.
1. vpx_convolve8_vert_mmi 2. vpx_convolve8_horiz_mmi 3. vpx_convolve8_mmi 4. vpx_convolve8_avg_mmi 5. vpx_convolve8_avg_vert_mmi Change-Id: I41a6b3b4f327d6b67d282e0163cfa0aee8648abe
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@ -1379,4 +1379,16 @@ const ConvolveParam kArrayConvolve_vsx[] = { ALL_SIZES(convolve8_vsx) };
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INSTANTIATE_TEST_CASE_P(VSX, ConvolveTest,
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::testing::ValuesIn(kArrayConvolve_vsx));
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#endif // HAVE_VSX
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#if HAVE_MMI
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const ConvolveFunctions convolve8_mmi(
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vpx_convolve_copy_c, vpx_convolve_avg_c, vpx_convolve8_horiz_mmi,
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vpx_convolve8_avg_horiz_c, vpx_convolve8_vert_mmi,
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vpx_convolve8_avg_vert_mmi, vpx_convolve8_mmi, vpx_convolve8_avg_mmi,
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vpx_scaled_horiz_c, vpx_scaled_avg_horiz_c, vpx_scaled_vert_c,
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vpx_scaled_avg_vert_c, vpx_scaled_2d_c, vpx_scaled_avg_2d_c, 0);
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const ConvolveParam kArrayConvolve_mmi[] = { ALL_SIZES(convolve8_mmi) };
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INSTANTIATE_TEST_CASE_P(MMI, ConvolveTest,
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::testing::ValuesIn(kArrayConvolve_mmi));
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#endif // HAVE_MMI
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} // namespace
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vpx_dsp/mips/vpx_convolve8_mmi.c
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587
vpx_dsp/mips/vpx_convolve8_mmi.c
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@ -0,0 +1,587 @@
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/*
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* Copyright (c) 2018 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <assert.h>
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#include <string.h>
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#include "./vpx_config.h"
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#include "./vpx_dsp_rtcd.h"
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#include "vpx/vpx_integer.h"
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#include "vpx_dsp/vpx_dsp_common.h"
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#include "vpx_dsp/vpx_filter.h"
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#include "vpx_ports/asmdefs_mmi.h"
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#include "vpx_ports/mem.h"
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#define GET_DATA_H_MMI \
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"pmaddhw %[ftmp4], %[ftmp4], %[filter1] \n\t" \
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"pmaddhw %[ftmp5], %[ftmp5], %[filter2] \n\t" \
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"paddw %[ftmp4], %[ftmp4], %[ftmp5] \n\t" \
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"punpckhwd %[ftmp5], %[ftmp4], %[ftmp0] \n\t" \
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"paddw %[ftmp4], %[ftmp4], %[ftmp5] \n\t" \
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"pmaddhw %[ftmp6], %[ftmp6], %[filter1] \n\t" \
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"pmaddhw %[ftmp7], %[ftmp7], %[filter2] \n\t" \
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"paddw %[ftmp6], %[ftmp6], %[ftmp7] \n\t" \
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"punpckhwd %[ftmp7], %[ftmp6], %[ftmp0] \n\t" \
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"paddw %[ftmp6], %[ftmp6], %[ftmp7] \n\t" \
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"punpcklwd %[srcl], %[ftmp4], %[ftmp6] \n\t" \
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"pmaddhw %[ftmp8], %[ftmp8], %[filter1] \n\t" \
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"pmaddhw %[ftmp9], %[ftmp9], %[filter2] \n\t" \
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"paddw %[ftmp8], %[ftmp8], %[ftmp9] \n\t" \
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"punpckhwd %[ftmp9], %[ftmp8], %[ftmp0] \n\t" \
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"paddw %[ftmp8], %[ftmp8], %[ftmp9] \n\t" \
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"pmaddhw %[ftmp10], %[ftmp10], %[filter1] \n\t" \
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"pmaddhw %[ftmp11], %[ftmp11], %[filter2] \n\t" \
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"paddw %[ftmp10], %[ftmp10], %[ftmp11] \n\t" \
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"punpckhwd %[ftmp11], %[ftmp10], %[ftmp0] \n\t" \
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"paddw %[ftmp10], %[ftmp10], %[ftmp11] \n\t" \
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"punpcklwd %[srch], %[ftmp8], %[ftmp10] \n\t"
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#define GET_DATA_V_MMI \
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"punpcklhw %[srcl], %[ftmp4], %[ftmp5] \n\t" \
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"pmaddhw %[srcl], %[srcl], %[filter10] \n\t" \
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"punpcklhw %[ftmp12], %[ftmp6], %[ftmp7] \n\t" \
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"pmaddhw %[ftmp12], %[ftmp12], %[filter32] \n\t" \
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"paddw %[srcl], %[srcl], %[ftmp12] \n\t" \
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"punpcklhw %[ftmp12], %[ftmp8], %[ftmp9] \n\t" \
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"pmaddhw %[ftmp12], %[ftmp12], %[filter54] \n\t" \
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"paddw %[srcl], %[srcl], %[ftmp12] \n\t" \
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"punpcklhw %[ftmp12], %[ftmp10], %[ftmp11] \n\t" \
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"pmaddhw %[ftmp12], %[ftmp12], %[filter76] \n\t" \
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"paddw %[srcl], %[srcl], %[ftmp12] \n\t" \
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"punpckhhw %[srch], %[ftmp4], %[ftmp5] \n\t" \
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"pmaddhw %[srch], %[srch], %[filter10] \n\t" \
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"punpckhhw %[ftmp12], %[ftmp6], %[ftmp7] \n\t" \
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"pmaddhw %[ftmp12], %[ftmp12], %[filter32] \n\t" \
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"paddw %[srch], %[srch], %[ftmp12] \n\t" \
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"punpckhhw %[ftmp12], %[ftmp8], %[ftmp9] \n\t" \
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"pmaddhw %[ftmp12], %[ftmp12], %[filter54] \n\t" \
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"paddw %[srch], %[srch], %[ftmp12] \n\t" \
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"punpckhhw %[ftmp12], %[ftmp10], %[ftmp11] \n\t" \
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"pmaddhw %[ftmp12], %[ftmp12], %[filter76] \n\t" \
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"paddw %[srch], %[srch], %[ftmp12] \n\t"
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/* clang-format off */
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#define ROUND_POWER_OF_TWO_MMI \
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/* Add para[0] */ \
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"lw %[tmp0], 0x00(%[para]) \n\t" \
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MMI_MTC1(%[tmp0], %[ftmp6]) \
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"punpcklwd %[ftmp6], %[ftmp6], %[ftmp6] \n\t" \
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"paddw %[srcl], %[srcl], %[ftmp6] \n\t" \
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"paddw %[srch], %[srch], %[ftmp6] \n\t" \
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/* Arithmetic right shift para[1] bits */ \
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"lw %[tmp0], 0x04(%[para]) \n\t" \
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MMI_MTC1(%[tmp0], %[ftmp5]) \
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"psraw %[srcl], %[srcl], %[ftmp5] \n\t" \
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"psraw %[srch], %[srch], %[ftmp5] \n\t"
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/* clang-format on */
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#define CLIP_PIXEL_MMI \
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/* Staturated operation */ \
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"packsswh %[srcl], %[srcl], %[srch] \n\t" \
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"packushb %[ftmp12], %[srcl], %[ftmp0] \n\t"
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static void convolve_horiz_mmi(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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const InterpKernel *filter, int x0_q4,
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int x_step_q4, int32_t w, int32_t h) {
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const int16_t *filter_x = filter[x0_q4];
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double ftmp[14];
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uint32_t tmp[2];
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uint32_t para[5];
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para[0] = (1 << ((FILTER_BITS)-1));
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para[1] = FILTER_BITS;
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src -= SUBPEL_TAPS / 2 - 1;
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src_stride -= w;
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dst_stride -= w;
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(void)x_step_q4;
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/* clang-format off */
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__asm__ volatile(
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"move %[tmp1], %[width] \n\t"
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"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
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"gsldlc1 %[filter1], 0x03(%[filter]) \n\t"
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"gsldrc1 %[filter1], 0x00(%[filter]) \n\t"
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"gsldlc1 %[filter2], 0x0b(%[filter]) \n\t"
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"gsldrc1 %[filter2], 0x08(%[filter]) \n\t"
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"1: \n\t"
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/* Get 8 data per row */
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"gsldlc1 %[ftmp5], 0x07(%[src]) \n\t"
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"gsldrc1 %[ftmp5], 0x00(%[src]) \n\t"
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"gsldlc1 %[ftmp7], 0x08(%[src]) \n\t"
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"gsldrc1 %[ftmp7], 0x01(%[src]) \n\t"
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"gsldlc1 %[ftmp9], 0x09(%[src]) \n\t"
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"gsldrc1 %[ftmp9], 0x02(%[src]) \n\t"
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"gsldlc1 %[ftmp11], 0x0A(%[src]) \n\t"
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"gsldrc1 %[ftmp11], 0x03(%[src]) \n\t"
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"punpcklbh %[ftmp4], %[ftmp5], %[ftmp0] \n\t"
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"punpckhbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
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"punpcklbh %[ftmp6], %[ftmp7], %[ftmp0] \n\t"
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"punpckhbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
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"punpcklbh %[ftmp8], %[ftmp9], %[ftmp0] \n\t"
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"punpckhbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
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"punpcklbh %[ftmp10], %[ftmp11], %[ftmp0] \n\t"
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"punpckhbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
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MMI_ADDIU(%[width], %[width], -0x04)
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/* Get raw data */
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GET_DATA_H_MMI
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ROUND_POWER_OF_TWO_MMI
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CLIP_PIXEL_MMI
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"swc1 %[ftmp12], 0x00(%[dst]) \n\t"
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MMI_ADDIU(%[dst], %[dst], 0x04)
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MMI_ADDIU(%[src], %[src], 0x04)
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/* Loop count */
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"bnez %[width], 1b \n\t"
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"move %[width], %[tmp1] \n\t"
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MMI_ADDU(%[src], %[src], %[src_stride])
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MMI_ADDU(%[dst], %[dst], %[dst_stride])
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MMI_ADDIU(%[height], %[height], -0x01)
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"bnez %[height], 1b \n\t"
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: [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
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[filter1]"=&f"(ftmp[2]), [filter2]"=&f"(ftmp[3]),
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[ftmp0]"=&f"(ftmp[4]), [ftmp4]"=&f"(ftmp[5]),
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[ftmp5]"=&f"(ftmp[6]), [ftmp6]"=&f"(ftmp[7]),
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[ftmp7]"=&f"(ftmp[8]), [ftmp8]"=&f"(ftmp[9]),
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[ftmp9]"=&f"(ftmp[10]), [ftmp10]"=&f"(ftmp[11]),
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[ftmp11]"=&f"(ftmp[12]), [ftmp12]"=&f"(ftmp[13]),
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[tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
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[src]"+&r"(src), [width]"+&r"(w),
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[dst]"+&r"(dst), [height]"+&r"(h)
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: [filter]"r"(filter_x), [para]"r"(para),
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[src_stride]"r"((mips_reg)src_stride),
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[dst_stride]"r"((mips_reg)dst_stride)
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: "memory"
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);
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/* clang-format on */
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}
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static void convolve_vert_mmi(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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const InterpKernel *filter, int y0_q4,
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int y_step_q4, int32_t w, int32_t h) {
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const int16_t *filter_y = filter[y0_q4];
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double ftmp[16];
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uint32_t tmp[1];
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uint32_t para[2];
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ptrdiff_t addr = src_stride;
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para[0] = (1 << ((FILTER_BITS)-1));
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para[1] = FILTER_BITS;
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src -= src_stride * (SUBPEL_TAPS / 2 - 1);
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src_stride -= w;
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dst_stride -= w;
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(void)y_step_q4;
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__asm__ volatile(
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"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
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"gsldlc1 %[ftmp4], 0x03(%[filter]) \n\t"
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"gsldrc1 %[ftmp4], 0x00(%[filter]) \n\t"
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"gsldlc1 %[ftmp5], 0x0b(%[filter]) \n\t"
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"gsldrc1 %[ftmp5], 0x08(%[filter]) \n\t"
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"punpcklwd %[filter10], %[ftmp4], %[ftmp4] \n\t"
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"punpckhwd %[filter32], %[ftmp4], %[ftmp4] \n\t"
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"punpcklwd %[filter54], %[ftmp5], %[ftmp5] \n\t"
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"punpckhwd %[filter76], %[ftmp5], %[ftmp5] \n\t"
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"1: \n\t"
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/* Get 8 data per column */
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"gsldlc1 %[ftmp4], 0x07(%[src]) \n\t"
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"gsldrc1 %[ftmp4], 0x00(%[src]) \n\t"
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MMI_ADDU(%[tmp0], %[src], %[addr])
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"gsldlc1 %[ftmp5], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp5], 0x00(%[tmp0]) \n\t"
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MMI_ADDU(%[tmp0], %[tmp0], %[addr])
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"gsldlc1 %[ftmp6], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp6], 0x00(%[tmp0]) \n\t"
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MMI_ADDU(%[tmp0], %[tmp0], %[addr])
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"gsldlc1 %[ftmp7], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp7], 0x00(%[tmp0]) \n\t"
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MMI_ADDU(%[tmp0], %[tmp0], %[addr])
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"gsldlc1 %[ftmp8], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp8], 0x00(%[tmp0]) \n\t"
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MMI_ADDU(%[tmp0], %[tmp0], %[addr])
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"gsldlc1 %[ftmp9], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp9], 0x00(%[tmp0]) \n\t"
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MMI_ADDU(%[tmp0], %[tmp0], %[addr])
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"gsldlc1 %[ftmp10], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp10], 0x00(%[tmp0]) \n\t"
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MMI_ADDU(%[tmp0], %[tmp0], %[addr])
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"gsldlc1 %[ftmp11], 0x07(%[tmp0]) \n\t"
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"gsldrc1 %[ftmp11], 0x00(%[tmp0]) \n\t"
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"punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
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"punpcklbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
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"punpcklbh %[ftmp6], %[ftmp6], %[ftmp0] \n\t"
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"punpcklbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
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"punpcklbh %[ftmp8], %[ftmp8], %[ftmp0] \n\t"
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"punpcklbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
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"punpcklbh %[ftmp10], %[ftmp10], %[ftmp0] \n\t"
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"punpcklbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
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MMI_ADDIU(%[width], %[width], -0x04)
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/* Get raw data */
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GET_DATA_V_MMI
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ROUND_POWER_OF_TWO_MMI
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CLIP_PIXEL_MMI
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"swc1 %[ftmp12], 0x00(%[dst]) \n\t"
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MMI_ADDIU(%[dst], %[dst], 0x04)
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MMI_ADDIU(%[src], %[src], 0x04)
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/* Loop count */
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"bnez %[width], 1b \n\t"
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MMI_SUBU(%[width], %[addr], %[src_stride])
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MMI_ADDU(%[src], %[src], %[src_stride])
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MMI_ADDU(%[dst], %[dst], %[dst_stride])
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MMI_ADDIU(%[height], %[height], -0x01)
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"bnez %[height], 1b \n\t"
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: [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
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[filter10]"=&f"(ftmp[2]), [filter32]"=&f"(ftmp[3]),
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[filter54]"=&f"(ftmp[4]), [filter76]"=&f"(ftmp[5]),
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[ftmp0]"=&f"(ftmp[6]), [ftmp4]"=&f"(ftmp[7]),
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[ftmp5]"=&f"(ftmp[8]), [ftmp6]"=&f"(ftmp[9]),
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[ftmp7]"=&f"(ftmp[10]), [ftmp8]"=&f"(ftmp[11]),
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[ftmp9]"=&f"(ftmp[12]), [ftmp10]"=&f"(ftmp[13]),
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[ftmp11]"=&f"(ftmp[14]), [ftmp12]"=&f"(ftmp[15]),
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[src]"+&r"(src), [dst]"+&r"(dst),
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[width]"+&r"(w), [height]"+&r"(h),
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[tmp0]"=&r"(tmp[0])
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: [filter]"r"(filter_y), [para]"r"(para),
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[src_stride]"r"((mips_reg)src_stride),
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[dst_stride]"r"((mips_reg)dst_stride),
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[addr]"r"((mips_reg)addr)
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: "memory"
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);
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}
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static void convolve_avg_vert_mmi(const uint8_t *src, ptrdiff_t src_stride,
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uint8_t *dst, ptrdiff_t dst_stride,
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const InterpKernel *filter, int y0_q4,
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int y_step_q4, int32_t w, int32_t h) {
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const int16_t *filter_y = filter[y0_q4];
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double ftmp[16];
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uint32_t tmp[1];
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uint32_t para[2];
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ptrdiff_t addr = src_stride;
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para[0] = (1 << ((FILTER_BITS)-1));
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para[1] = FILTER_BITS;
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src -= src_stride * (SUBPEL_TAPS / 2 - 1);
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src_stride -= w;
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dst_stride -= w;
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(void)y_step_q4;
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__asm__ volatile(
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"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
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"gsldlc1 %[ftmp4], 0x03(%[filter]) \n\t"
|
||||
"gsldrc1 %[ftmp4], 0x00(%[filter]) \n\t"
|
||||
"gsldlc1 %[ftmp5], 0x0b(%[filter]) \n\t"
|
||||
"gsldrc1 %[ftmp5], 0x08(%[filter]) \n\t"
|
||||
"punpcklwd %[filter10], %[ftmp4], %[ftmp4] \n\t"
|
||||
"punpckhwd %[filter32], %[ftmp4], %[ftmp4] \n\t"
|
||||
"punpcklwd %[filter54], %[ftmp5], %[ftmp5] \n\t"
|
||||
"punpckhwd %[filter76], %[ftmp5], %[ftmp5] \n\t"
|
||||
"1: \n\t"
|
||||
/* Get 8 data per column */
|
||||
"gsldlc1 %[ftmp4], 0x07(%[src]) \n\t"
|
||||
"gsldrc1 %[ftmp4], 0x00(%[src]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[src], %[addr])
|
||||
"gsldlc1 %[ftmp5], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp5], 0x00(%[tmp0]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[tmp0], %[addr])
|
||||
"gsldlc1 %[ftmp6], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp6], 0x00(%[tmp0]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[tmp0], %[addr])
|
||||
"gsldlc1 %[ftmp7], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp7], 0x00(%[tmp0]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[tmp0], %[addr])
|
||||
"gsldlc1 %[ftmp8], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp8], 0x00(%[tmp0]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[tmp0], %[addr])
|
||||
"gsldlc1 %[ftmp9], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp9], 0x00(%[tmp0]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[tmp0], %[addr])
|
||||
"gsldlc1 %[ftmp10], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp10], 0x00(%[tmp0]) \n\t"
|
||||
MMI_ADDU(%[tmp0], %[tmp0], %[addr])
|
||||
"gsldlc1 %[ftmp11], 0x07(%[tmp0]) \n\t"
|
||||
"gsldrc1 %[ftmp11], 0x00(%[tmp0]) \n\t"
|
||||
"punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp6], %[ftmp6], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp7], %[ftmp7], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp8], %[ftmp8], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp9], %[ftmp9], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp10], %[ftmp10], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp11], %[ftmp11], %[ftmp0] \n\t"
|
||||
MMI_ADDIU(%[width], %[width], -0x04)
|
||||
/* Get raw data */
|
||||
GET_DATA_V_MMI
|
||||
ROUND_POWER_OF_TWO_MMI
|
||||
CLIP_PIXEL_MMI
|
||||
"punpcklbh %[ftmp12], %[ftmp12], %[ftmp0] \n\t"
|
||||
"gsldlc1 %[ftmp4], 0x07(%[dst]) \n\t"
|
||||
"gsldrc1 %[ftmp4], 0x00(%[dst]) \n\t"
|
||||
"punpcklbh %[ftmp4], %[ftmp4], %[ftmp0] \n\t"
|
||||
"paddh %[ftmp12], %[ftmp12], %[ftmp4] \n\t"
|
||||
"li %[tmp0], 0x10001 \n\t"
|
||||
MMI_MTC1(%[tmp0], %[ftmp5])
|
||||
"punpcklhw %[ftmp5], %[ftmp5], %[ftmp5] \n\t"
|
||||
"paddh %[ftmp12], %[ftmp12], %[ftmp5] \n\t"
|
||||
"psrah %[ftmp12], %[ftmp12], %[ftmp5] \n\t"
|
||||
"packushb %[ftmp12], %[ftmp12], %[ftmp0] \n\t"
|
||||
"swc1 %[ftmp12], 0x00(%[dst]) \n\t"
|
||||
MMI_ADDIU(%[dst], %[dst], 0x04)
|
||||
MMI_ADDIU(%[src], %[src], 0x04)
|
||||
/* Loop count */
|
||||
"bnez %[width], 1b \n\t"
|
||||
MMI_SUBU(%[width], %[addr], %[src_stride])
|
||||
MMI_ADDU(%[src], %[src], %[src_stride])
|
||||
MMI_ADDU(%[dst], %[dst], %[dst_stride])
|
||||
MMI_ADDIU(%[height], %[height], -0x01)
|
||||
"bnez %[height], 1b \n\t"
|
||||
: [srcl]"=&f"(ftmp[0]), [srch]"=&f"(ftmp[1]),
|
||||
[filter10]"=&f"(ftmp[2]), [filter32]"=&f"(ftmp[3]),
|
||||
[filter54]"=&f"(ftmp[4]), [filter76]"=&f"(ftmp[5]),
|
||||
[ftmp0]"=&f"(ftmp[6]), [ftmp4]"=&f"(ftmp[7]),
|
||||
[ftmp5]"=&f"(ftmp[8]), [ftmp6]"=&f"(ftmp[9]),
|
||||
[ftmp7]"=&f"(ftmp[10]), [ftmp8]"=&f"(ftmp[11]),
|
||||
[ftmp9]"=&f"(ftmp[12]), [ftmp10]"=&f"(ftmp[13]),
|
||||
[ftmp11]"=&f"(ftmp[14]), [ftmp12]"=&f"(ftmp[15]),
|
||||
[src]"+&r"(src), [dst]"+&r"(dst),
|
||||
[width]"+&r"(w), [height]"+&r"(h),
|
||||
[tmp0]"=&r"(tmp[0])
|
||||
: [filter]"r"(filter_y), [para]"r"(para),
|
||||
[src_stride]"r"((mips_reg)src_stride),
|
||||
[dst_stride]"r"((mips_reg)dst_stride),
|
||||
[addr]"r"((mips_reg)addr)
|
||||
: "memory"
|
||||
);
|
||||
}
|
||||
|
||||
void vpx_convolve_avg_mmi(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) {
|
||||
double ftmp[4];
|
||||
uint32_t tmp[2];
|
||||
src_stride -= w;
|
||||
dst_stride -= w;
|
||||
(void)filter;
|
||||
(void)x0_q4;
|
||||
(void)x_step_q4;
|
||||
(void)y0_q4;
|
||||
(void)y_step_q4;
|
||||
|
||||
__asm__ volatile(
|
||||
"move %[tmp1], %[width] \n\t"
|
||||
"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
|
||||
"li %[tmp0], 0x10001 \n\t"
|
||||
MMI_MTC1(%[tmp0], %[ftmp3])
|
||||
"punpcklhw %[ftmp3], %[ftmp3], %[ftmp3] \n\t"
|
||||
"1: \n\t"
|
||||
"gsldlc1 %[ftmp1], 0x07(%[src]) \n\t"
|
||||
"gsldrc1 %[ftmp1], 0x00(%[src]) \n\t"
|
||||
"gsldlc1 %[ftmp2], 0x07(%[dst]) \n\t"
|
||||
"gsldrc1 %[ftmp2], 0x00(%[dst]) \n\t"
|
||||
"punpcklbh %[ftmp1], %[ftmp1], %[ftmp0] \n\t"
|
||||
"punpcklbh %[ftmp2], %[ftmp2], %[ftmp0] \n\t"
|
||||
"paddh %[ftmp1], %[ftmp1], %[ftmp2] \n\t"
|
||||
"paddh %[ftmp1], %[ftmp1], %[ftmp3] \n\t"
|
||||
"psrah %[ftmp1], %[ftmp1], %[ftmp3] \n\t"
|
||||
"packushb %[ftmp1], %[ftmp1], %[ftmp0] \n\t"
|
||||
"swc1 %[ftmp1], 0x00(%[dst]) \n\t"
|
||||
MMI_ADDIU(%[width], %[width], -0x04)
|
||||
MMI_ADDIU(%[dst], %[dst], 0x04)
|
||||
MMI_ADDIU(%[src], %[src], 0x04)
|
||||
"bnez %[width], 1b \n\t"
|
||||
"move %[width], %[tmp1] \n\t"
|
||||
MMI_ADDU(%[dst], %[dst], %[dst_stride])
|
||||
MMI_ADDU(%[src], %[src], %[src_stride])
|
||||
MMI_ADDIU(%[height], %[height], -0x01)
|
||||
"bnez %[height], 1b \n\t"
|
||||
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
|
||||
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
|
||||
[tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
|
||||
[src]"+&r"(src), [dst]"+&r"(dst),
|
||||
[width]"+&r"(w), [height]"+&r"(h)
|
||||
: [src_stride]"r"((mips_reg)src_stride),
|
||||
[dst_stride]"r"((mips_reg)dst_stride)
|
||||
: "memory"
|
||||
);
|
||||
}
|
||||
|
||||
static void convolve_horiz(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *x_filters, int x0_q4,
|
||||
int x_step_q4, int w, int h) {
|
||||
int x, y;
|
||||
src -= SUBPEL_TAPS / 2 - 1;
|
||||
|
||||
for (y = 0; y < h; ++y) {
|
||||
int x_q4 = x0_q4;
|
||||
for (x = 0; x < w; ++x) {
|
||||
const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS];
|
||||
const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK];
|
||||
int k, sum = 0;
|
||||
for (k = 0; k < SUBPEL_TAPS; ++k) sum += src_x[k] * x_filter[k];
|
||||
dst[x] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS));
|
||||
x_q4 += x_step_q4;
|
||||
}
|
||||
src += src_stride;
|
||||
dst += dst_stride;
|
||||
}
|
||||
}
|
||||
|
||||
static void convolve_vert(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *y_filters, int y0_q4,
|
||||
int y_step_q4, int w, int h) {
|
||||
int x, y;
|
||||
src -= src_stride * (SUBPEL_TAPS / 2 - 1);
|
||||
|
||||
for (x = 0; x < w; ++x) {
|
||||
int y_q4 = y0_q4;
|
||||
for (y = 0; y < h; ++y) {
|
||||
const uint8_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride];
|
||||
const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK];
|
||||
int k, sum = 0;
|
||||
for (k = 0; k < SUBPEL_TAPS; ++k)
|
||||
sum += src_y[k * src_stride] * y_filter[k];
|
||||
dst[y * dst_stride] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS));
|
||||
y_q4 += y_step_q4;
|
||||
}
|
||||
++src;
|
||||
++dst;
|
||||
}
|
||||
}
|
||||
|
||||
static void convolve_avg_vert(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *y_filters, int y0_q4,
|
||||
int y_step_q4, int w, int h) {
|
||||
int x, y;
|
||||
src -= src_stride * (SUBPEL_TAPS / 2 - 1);
|
||||
|
||||
for (x = 0; x < w; ++x) {
|
||||
int y_q4 = y0_q4;
|
||||
for (y = 0; y < h; ++y) {
|
||||
const uint8_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride];
|
||||
const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK];
|
||||
int k, sum = 0;
|
||||
for (k = 0; k < SUBPEL_TAPS; ++k)
|
||||
sum += src_y[k * src_stride] * y_filter[k];
|
||||
dst[y * dst_stride] = ROUND_POWER_OF_TWO(
|
||||
dst[y * dst_stride] +
|
||||
clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS)),
|
||||
1);
|
||||
y_q4 += y_step_q4;
|
||||
}
|
||||
++src;
|
||||
++dst;
|
||||
}
|
||||
}
|
||||
|
||||
void vpx_convolve8_mmi(const uint8_t *src, ptrdiff_t src_stride, uint8_t *dst,
|
||||
ptrdiff_t dst_stride, const InterpKernel *filter,
|
||||
int x0_q4, int32_t x_step_q4, int y0_q4,
|
||||
int32_t y_step_q4, int32_t w, int32_t h) {
|
||||
// Note: Fixed size intermediate buffer, temp, places limits on parameters.
|
||||
// 2d filtering proceeds in 2 steps:
|
||||
// (1) Interpolate horizontally into an intermediate buffer, temp.
|
||||
// (2) Interpolate temp vertically to derive the sub-pixel result.
|
||||
// Deriving the maximum number of rows in the temp buffer (135):
|
||||
// --Smallest scaling factor is x1/2 ==> y_step_q4 = 32 (Normative).
|
||||
// --Largest block size is 64x64 pixels.
|
||||
// --64 rows in the downscaled frame span a distance of (64 - 1) * 32 in the
|
||||
// original frame (in 1/16th pixel units).
|
||||
// --Must round-up because block may be located at sub-pixel position.
|
||||
// --Require an additional SUBPEL_TAPS rows for the 8-tap filter tails.
|
||||
// --((64 - 1) * 32 + 15) >> 4 + 8 = 135.
|
||||
// When calling in frame scaling function, the smallest scaling factor is x1/4
|
||||
// ==> y_step_q4 = 64. Since w and h are at most 16, the temp buffer is still
|
||||
// big enough.
|
||||
uint8_t temp[64 * 135];
|
||||
const int intermediate_height =
|
||||
(((h - 1) * y_step_q4 + y0_q4) >> SUBPEL_BITS) + SUBPEL_TAPS;
|
||||
|
||||
assert(w <= 64);
|
||||
assert(h <= 64);
|
||||
assert(y_step_q4 <= 32 || (y_step_q4 <= 64 && h <= 32));
|
||||
assert(x_step_q4 <= 64);
|
||||
|
||||
if (w & 0x03) {
|
||||
convolve_horiz(src - src_stride * (SUBPEL_TAPS / 2 - 1), src_stride, temp,
|
||||
64, filter, x0_q4, x_step_q4, w, intermediate_height);
|
||||
convolve_vert(temp + 64 * (SUBPEL_TAPS / 2 - 1), 64, dst, dst_stride,
|
||||
filter, y0_q4, y_step_q4, w, h);
|
||||
} else {
|
||||
convolve_horiz_mmi(src - src_stride * (SUBPEL_TAPS / 2 - 1), src_stride,
|
||||
temp, 64, filter, x0_q4, x_step_q4, w,
|
||||
intermediate_height);
|
||||
convolve_vert_mmi(temp + 64 * (SUBPEL_TAPS / 2 - 1), 64, dst, dst_stride,
|
||||
filter, y0_q4, y_step_q4, w, h);
|
||||
}
|
||||
}
|
||||
|
||||
void vpx_convolve8_horiz_mmi(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *filter, int x0_q4,
|
||||
int32_t x_step_q4, int y0_q4, int32_t y_step_q4,
|
||||
int32_t w, int32_t h) {
|
||||
(void)y0_q4;
|
||||
(void)y_step_q4;
|
||||
if (w & 0x03)
|
||||
convolve_horiz(src, src_stride, dst, dst_stride, filter, x0_q4, x_step_q4,
|
||||
w, h);
|
||||
else
|
||||
convolve_horiz_mmi(src, src_stride, dst, dst_stride, filter, x0_q4,
|
||||
x_step_q4, w, h);
|
||||
}
|
||||
|
||||
void vpx_convolve8_vert_mmi(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *filter, int x0_q4,
|
||||
int32_t x_step_q4, int y0_q4, int y_step_q4, int w,
|
||||
int h) {
|
||||
(void)x0_q4;
|
||||
(void)x_step_q4;
|
||||
if (w & 0x03)
|
||||
convolve_vert(src, src_stride, dst, dst_stride, filter, y0_q4, y_step_q4, w,
|
||||
h);
|
||||
else
|
||||
convolve_vert_mmi(src, src_stride, dst, dst_stride, filter, y0_q4,
|
||||
y_step_q4, w, h);
|
||||
}
|
||||
|
||||
void vpx_convolve8_avg_vert_mmi(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *filter, int x0_q4,
|
||||
int32_t x_step_q4, int y0_q4, int y_step_q4,
|
||||
int w, int h) {
|
||||
(void)x0_q4;
|
||||
(void)x_step_q4;
|
||||
if (w & 0x03)
|
||||
convolve_avg_vert(src, src_stride, dst, dst_stride, filter, y0_q4,
|
||||
y_step_q4, w, h);
|
||||
else
|
||||
convolve_avg_vert_mmi(src, src_stride, dst, dst_stride, filter, y0_q4,
|
||||
y_step_q4, w, h);
|
||||
}
|
||||
|
||||
void vpx_convolve8_avg_mmi(const uint8_t *src, ptrdiff_t src_stride,
|
||||
uint8_t *dst, ptrdiff_t dst_stride,
|
||||
const InterpKernel *filter, int x0_q4,
|
||||
int32_t x_step_q4, int y0_q4, int32_t y_step_q4,
|
||||
int32_t w, int32_t h) {
|
||||
// Fixed size intermediate buffer places limits on parameters.
|
||||
DECLARE_ALIGNED(16, uint8_t, temp[64 * 64]);
|
||||
assert(w <= 64);
|
||||
assert(h <= 64);
|
||||
|
||||
vpx_convolve8_mmi(src, src_stride, temp, 64, filter, x0_q4, x_step_q4, y0_q4,
|
||||
y_step_q4, w, h);
|
||||
if (w & 0x03)
|
||||
vpx_convolve_avg_c(temp, 64, dst, dst_stride, NULL, 0, 0, 0, 0, w, h);
|
||||
else
|
||||
vpx_convolve_avg_mmi(temp, 64, dst, dst_stride, NULL, 0, 0, 0, 0, w, h);
|
||||
}
|
@ -134,6 +134,7 @@ DSP_SRCS-$(HAVE_MSA) += mips/vpx_convolve8_vert_msa.c
|
||||
DSP_SRCS-$(HAVE_MSA) += mips/vpx_convolve_avg_msa.c
|
||||
DSP_SRCS-$(HAVE_MSA) += mips/vpx_convolve_copy_msa.c
|
||||
DSP_SRCS-$(HAVE_MSA) += mips/vpx_convolve_msa.h
|
||||
DSP_SRCS-$(HAVE_MMI) += mips/vpx_convolve8_mmi.c
|
||||
|
||||
# common (dspr2)
|
||||
DSP_SRCS-$(HAVE_DSPR2) += mips/convolve_common_dspr2.h
|
||||
|
@ -366,22 +366,22 @@ add_proto qw/void vpx_convolve_avg/, "const uint8_t *src, ptrdiff_t src_stride,
|
||||
specialize qw/vpx_convolve_avg neon dspr2 msa sse2 vsx/;
|
||||
|
||||
add_proto qw/void vpx_convolve8/, "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";
|
||||
specialize qw/vpx_convolve8 sse2 ssse3 avx2 neon dspr2 msa vsx/;
|
||||
specialize qw/vpx_convolve8 sse2 ssse3 avx2 neon dspr2 msa vsx mmi/;
|
||||
|
||||
add_proto qw/void vpx_convolve8_horiz/, "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";
|
||||
specialize qw/vpx_convolve8_horiz sse2 ssse3 avx2 neon dspr2 msa vsx/;
|
||||
specialize qw/vpx_convolve8_horiz sse2 ssse3 avx2 neon dspr2 msa vsx mmi/;
|
||||
|
||||
add_proto qw/void vpx_convolve8_vert/, "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";
|
||||
specialize qw/vpx_convolve8_vert sse2 ssse3 avx2 neon dspr2 msa vsx/;
|
||||
specialize qw/vpx_convolve8_vert sse2 ssse3 avx2 neon dspr2 msa vsx mmi/;
|
||||
|
||||
add_proto qw/void vpx_convolve8_avg/, "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";
|
||||
specialize qw/vpx_convolve8_avg sse2 ssse3 avx2 neon dspr2 msa vsx/;
|
||||
specialize qw/vpx_convolve8_avg sse2 ssse3 avx2 neon dspr2 msa vsx mmi/;
|
||||
|
||||
add_proto qw/void vpx_convolve8_avg_horiz/, "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";
|
||||
specialize qw/vpx_convolve8_avg_horiz sse2 ssse3 avx2 neon dspr2 msa vsx/;
|
||||
|
||||
add_proto qw/void vpx_convolve8_avg_vert/, "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";
|
||||
specialize qw/vpx_convolve8_avg_vert sse2 ssse3 avx2 neon dspr2 msa vsx/;
|
||||
specialize qw/vpx_convolve8_avg_vert sse2 ssse3 avx2 neon dspr2 msa vsx mmi/;
|
||||
|
||||
add_proto qw/void vpx_scaled_2d/, "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";
|
||||
specialize qw/vpx_scaled_2d ssse3 neon msa/;
|
||||
|
Loading…
Reference in New Issue
Block a user