ref: 4a4ea28a3826d6a9843369bb8880cf49dc7c5dc0
dir: /vpx_dsp/mips/variance_mmi.c/
/*
* Copyright (c) 2017 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 "./vpx_dsp_rtcd.h"
#include "vpx_dsp/variance.h"
#include "vpx_ports/mem.h"
#include "vpx/vpx_integer.h"
#include "vpx_ports/asmdefs_mmi.h"
static const uint8_t bilinear_filters[8][2] = {
{ 128, 0 }, { 112, 16 }, { 96, 32 }, { 80, 48 },
{ 64, 64 }, { 48, 80 }, { 32, 96 }, { 16, 112 },
};
/* Use VARIANCE_SSE_SUM_8_FOR_W64 in vpx_variance64x64,vpx_variance64x32,
vpx_variance32x64. VARIANCE_SSE_SUM_8 will lead to sum overflow. */
#define VARIANCE_SSE_SUM_8_FOR_W64 \
/* sse */ \
"pasubub %[ftmp3], %[ftmp1], %[ftmp2] \n\t" \
"punpcklbh %[ftmp4], %[ftmp3], %[ftmp0] \n\t" \
"punpckhbh %[ftmp5], %[ftmp3], %[ftmp0] \n\t" \
"pmaddhw %[ftmp6], %[ftmp4], %[ftmp4] \n\t" \
"pmaddhw %[ftmp7], %[ftmp5], %[ftmp5] \n\t" \
"paddw %[ftmp10], %[ftmp10], %[ftmp6] \n\t" \
"paddw %[ftmp10], %[ftmp10], %[ftmp7] \n\t" \
\
/* sum */ \
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t" \
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t" \
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t" \
"punpcklhw %[ftmp1], %[ftmp3], %[ftmp0] \n\t" \
"punpckhhw %[ftmp2], %[ftmp3], %[ftmp0] \n\t" \
"punpcklhw %[ftmp7], %[ftmp5], %[ftmp0] \n\t" \
"punpckhhw %[ftmp8], %[ftmp5], %[ftmp0] \n\t" \
"psubw %[ftmp3], %[ftmp1], %[ftmp7] \n\t" \
"psubw %[ftmp5], %[ftmp2], %[ftmp8] \n\t" \
"punpcklhw %[ftmp1], %[ftmp4], %[ftmp0] \n\t" \
"punpckhhw %[ftmp2], %[ftmp4], %[ftmp0] \n\t" \
"punpcklhw %[ftmp7], %[ftmp6], %[ftmp0] \n\t" \
"punpckhhw %[ftmp8], %[ftmp6], %[ftmp0] \n\t" \
"psubw %[ftmp4], %[ftmp1], %[ftmp7] \n\t" \
"psubw %[ftmp6], %[ftmp2], %[ftmp8] \n\t" \
"paddw %[ftmp9], %[ftmp9], %[ftmp3] \n\t" \
"paddw %[ftmp9], %[ftmp9], %[ftmp4] \n\t" \
"paddw %[ftmp9], %[ftmp9], %[ftmp5] \n\t" \
"paddw %[ftmp9], %[ftmp9], %[ftmp6] \n\t"
#define VARIANCE_SSE_SUM_4 \
/* sse */ \
"pasubub %[ftmp3], %[ftmp1], %[ftmp2] \n\t" \
"punpcklbh %[ftmp4], %[ftmp3], %[ftmp0] \n\t" \
"pmaddhw %[ftmp5], %[ftmp4], %[ftmp4] \n\t" \
"paddw %[ftmp6], %[ftmp6], %[ftmp5] \n\t" \
\
/* sum */ \
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t" \
"punpcklbh %[ftmp4], %[ftmp2], %[ftmp0] \n\t" \
"paddh %[ftmp7], %[ftmp7], %[ftmp3] \n\t" \
"paddh %[ftmp8], %[ftmp8], %[ftmp4] \n\t"
#define VARIANCE_SSE_SUM_8 \
/* sse */ \
"pasubub %[ftmp3], %[ftmp1], %[ftmp2] \n\t" \
"punpcklbh %[ftmp4], %[ftmp3], %[ftmp0] \n\t" \
"punpckhbh %[ftmp5], %[ftmp3], %[ftmp0] \n\t" \
"pmaddhw %[ftmp6], %[ftmp4], %[ftmp4] \n\t" \
"pmaddhw %[ftmp7], %[ftmp5], %[ftmp5] \n\t" \
"paddw %[ftmp8], %[ftmp8], %[ftmp6] \n\t" \
"paddw %[ftmp8], %[ftmp8], %[ftmp7] \n\t" \
\
/* sum */ \
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t" \
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t" \
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t" \
"paddh %[ftmp10], %[ftmp10], %[ftmp3] \n\t" \
"paddh %[ftmp10], %[ftmp10], %[ftmp4] \n\t" \
"paddh %[ftmp12], %[ftmp12], %[ftmp5] \n\t" \
"paddh %[ftmp12], %[ftmp12], %[ftmp6] \n\t"
#define VARIANCE_SSE_8 \
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t" \
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t" \
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t" \
"pasubub %[ftmp3], %[ftmp1], %[ftmp2] \n\t" \
"punpcklbh %[ftmp4], %[ftmp3], %[ftmp0] \n\t" \
"punpckhbh %[ftmp5], %[ftmp3], %[ftmp0] \n\t" \
"pmaddhw %[ftmp6], %[ftmp4], %[ftmp4] \n\t" \
"pmaddhw %[ftmp7], %[ftmp5], %[ftmp5] \n\t" \
"paddw %[ftmp8], %[ftmp8], %[ftmp6] \n\t" \
"paddw %[ftmp8], %[ftmp8], %[ftmp7] \n\t"
#define VARIANCE_SSE_16 \
VARIANCE_SSE_8 \
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"gsldlc1 %[ftmp2], 0x0f(%[ref_ptr]) \n\t" \
"gsldrc1 %[ftmp2], 0x08(%[ref_ptr]) \n\t" \
"pasubub %[ftmp3], %[ftmp1], %[ftmp2] \n\t" \
"punpcklbh %[ftmp4], %[ftmp3], %[ftmp0] \n\t" \
"punpckhbh %[ftmp5], %[ftmp3], %[ftmp0] \n\t" \
"pmaddhw %[ftmp6], %[ftmp4], %[ftmp4] \n\t" \
"pmaddhw %[ftmp7], %[ftmp5], %[ftmp5] \n\t" \
"paddw %[ftmp8], %[ftmp8], %[ftmp6] \n\t" \
"paddw %[ftmp8], %[ftmp8], %[ftmp7] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_A \
/* calculate fdata3[0]~fdata3[3], store at ftmp2*/ \
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp2], %[ftmp1], %[ftmp0] \n\t" \
"gsldlc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x01(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t" \
"pmullh %[ftmp2], %[ftmp2], %[filter_x0] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ff_ph_40] \n\t" \
"pmullh %[ftmp3], %[ftmp3], %[filter_x1] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ftmp3] \n\t" \
"psrlh %[ftmp2], %[ftmp2], %[ftmp6] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_B \
/* calculate fdata3[0]~fdata3[3], store at ftmp4*/ \
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t" \
"gsldlc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x01(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp5], %[ftmp1], %[ftmp0] \n\t" \
"pmullh %[ftmp4], %[ftmp4], %[filter_x0] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ff_ph_40] \n\t" \
"pmullh %[ftmp5], %[ftmp5], %[filter_x1] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ftmp5] \n\t" \
"psrlh %[ftmp4], %[ftmp4], %[ftmp6] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_4_A \
/* calculate: temp2[0] ~ temp2[3] */ \
"pmullh %[ftmp2], %[ftmp2], %[filter_y0] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp4], %[filter_y1] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ftmp1] \n\t" \
"psrlh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" \
\
/* store: temp2[0] ~ temp2[3] */ \
"pand %[ftmp2], %[ftmp2], %[mask] \n\t" \
"packushb %[ftmp2], %[ftmp2], %[ftmp0] \n\t" \
"gssdrc1 %[ftmp2], 0x00(%[temp2_ptr]) \n\t"
#define VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_4_B \
/* calculate: temp2[0] ~ temp2[3] */ \
"pmullh %[ftmp4], %[ftmp4], %[filter_y0] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp2], %[filter_y1] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ftmp1] \n\t" \
"psrlh %[ftmp4], %[ftmp4], %[ftmp6] \n\t" \
\
/* store: temp2[0] ~ temp2[3] */ \
"pand %[ftmp4], %[ftmp4], %[mask] \n\t" \
"packushb %[ftmp4], %[ftmp4], %[ftmp0] \n\t" \
"gssdrc1 %[ftmp4], 0x00(%[temp2_ptr]) \n\t"
#define VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_A \
/* calculate fdata3[0]~fdata3[7], store at ftmp2 and ftmp3*/ \
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp2], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t" \
"gsldlc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x01(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp5], %[ftmp1], %[ftmp0] \n\t" \
"pmullh %[ftmp2], %[ftmp2], %[filter_x0] \n\t" \
"pmullh %[ftmp3], %[ftmp3], %[filter_x0] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ff_ph_40] \n\t" \
"paddh %[ftmp3], %[ftmp3], %[ff_ph_40] \n\t" \
"pmullh %[ftmp4], %[ftmp4], %[filter_x1] \n\t" \
"pmullh %[ftmp5], %[ftmp5], %[filter_x1] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ftmp4] \n\t" \
"paddh %[ftmp3], %[ftmp3], %[ftmp5] \n\t" \
"psrlh %[ftmp2], %[ftmp2], %[ftmp14] \n\t" \
"psrlh %[ftmp3], %[ftmp3], %[ftmp14] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_B \
/* calculate fdata3[0]~fdata3[7], store at ftmp8 and ftmp9*/ \
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp8], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp9], %[ftmp1], %[ftmp0] \n\t" \
"gsldlc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x01(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp10], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp11], %[ftmp1], %[ftmp0] \n\t" \
"pmullh %[ftmp8], %[ftmp8], %[filter_x0] \n\t" \
"pmullh %[ftmp9], %[ftmp9], %[filter_x0] \n\t" \
"paddh %[ftmp8], %[ftmp8], %[ff_ph_40] \n\t" \
"paddh %[ftmp9], %[ftmp9], %[ff_ph_40] \n\t" \
"pmullh %[ftmp10], %[ftmp10], %[filter_x1] \n\t" \
"pmullh %[ftmp11], %[ftmp11], %[filter_x1] \n\t" \
"paddh %[ftmp8], %[ftmp8], %[ftmp10] \n\t" \
"paddh %[ftmp9], %[ftmp9], %[ftmp11] \n\t" \
"psrlh %[ftmp8], %[ftmp8], %[ftmp14] \n\t" \
"psrlh %[ftmp9], %[ftmp9], %[ftmp14] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_A \
/* calculate: temp2[0] ~ temp2[3] */ \
"pmullh %[ftmp2], %[ftmp2], %[filter_y0] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp8], %[filter_y1] \n\t" \
"paddh %[ftmp2], %[ftmp2], %[ftmp1] \n\t" \
"psrlh %[ftmp2], %[ftmp2], %[ftmp14] \n\t" \
\
/* calculate: temp2[4] ~ temp2[7] */ \
"pmullh %[ftmp3], %[ftmp3], %[filter_y0] \n\t" \
"paddh %[ftmp3], %[ftmp3], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp9], %[filter_y1] \n\t" \
"paddh %[ftmp3], %[ftmp3], %[ftmp1] \n\t" \
"psrlh %[ftmp3], %[ftmp3], %[ftmp14] \n\t" \
\
/* store: temp2[0] ~ temp2[7] */ \
"pand %[ftmp2], %[ftmp2], %[mask] \n\t" \
"pand %[ftmp3], %[ftmp3], %[mask] \n\t" \
"packushb %[ftmp2], %[ftmp2], %[ftmp3] \n\t" \
"gssdlc1 %[ftmp2], 0x07(%[temp2_ptr]) \n\t" \
"gssdrc1 %[ftmp2], 0x00(%[temp2_ptr]) \n\t"
#define VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_B \
/* calculate: temp2[0] ~ temp2[3] */ \
"pmullh %[ftmp8], %[ftmp8], %[filter_y0] \n\t" \
"paddh %[ftmp8], %[ftmp8], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp2], %[filter_y1] \n\t" \
"paddh %[ftmp8], %[ftmp8], %[ftmp1] \n\t" \
"psrlh %[ftmp8], %[ftmp8], %[ftmp14] \n\t" \
\
/* calculate: temp2[4] ~ temp2[7] */ \
"pmullh %[ftmp9], %[ftmp9], %[filter_y0] \n\t" \
"paddh %[ftmp9], %[ftmp9], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp3], %[filter_y1] \n\t" \
"paddh %[ftmp9], %[ftmp9], %[ftmp1] \n\t" \
"psrlh %[ftmp9], %[ftmp9], %[ftmp14] \n\t" \
\
/* store: temp2[0] ~ temp2[7] */ \
"pand %[ftmp8], %[ftmp8], %[mask] \n\t" \
"pand %[ftmp9], %[ftmp9], %[mask] \n\t" \
"packushb %[ftmp8], %[ftmp8], %[ftmp9] \n\t" \
"gssdlc1 %[ftmp8], 0x07(%[temp2_ptr]) \n\t" \
"gssdrc1 %[ftmp8], 0x00(%[temp2_ptr]) \n\t"
#define VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_A \
/* calculate fdata3[0]~fdata3[7], store at ftmp2 and ftmp3*/ \
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_A \
\
/* calculate fdata3[8]~fdata3[15], store at ftmp4 and ftmp5*/ \
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp5], %[ftmp1], %[ftmp0] \n\t" \
"gsldlc1 %[ftmp1], 0x10(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x09(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp6], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp7], %[ftmp1], %[ftmp0] \n\t" \
"pmullh %[ftmp4], %[ftmp4], %[filter_x0] \n\t" \
"pmullh %[ftmp5], %[ftmp5], %[filter_x0] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ff_ph_40] \n\t" \
"paddh %[ftmp5], %[ftmp5], %[ff_ph_40] \n\t" \
"pmullh %[ftmp6], %[ftmp6], %[filter_x1] \n\t" \
"pmullh %[ftmp7], %[ftmp7], %[filter_x1] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ftmp6] \n\t" \
"paddh %[ftmp5], %[ftmp5], %[ftmp7] \n\t" \
"psrlh %[ftmp4], %[ftmp4], %[ftmp14] \n\t" \
"psrlh %[ftmp5], %[ftmp5], %[ftmp14] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_B \
/* calculate fdata3[0]~fdata3[7], store at ftmp8 and ftmp9*/ \
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_B \
\
/* calculate fdata3[8]~fdata3[15], store at ftmp10 and ftmp11*/ \
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp10], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp11], %[ftmp1], %[ftmp0] \n\t" \
"gsldlc1 %[ftmp1], 0x10(%[src_ptr]) \n\t" \
"gsldrc1 %[ftmp1], 0x09(%[src_ptr]) \n\t" \
"punpcklbh %[ftmp12], %[ftmp1], %[ftmp0] \n\t" \
"punpckhbh %[ftmp13], %[ftmp1], %[ftmp0] \n\t" \
"pmullh %[ftmp10], %[ftmp10], %[filter_x0] \n\t" \
"pmullh %[ftmp11], %[ftmp11], %[filter_x0] \n\t" \
"paddh %[ftmp10], %[ftmp10], %[ff_ph_40] \n\t" \
"paddh %[ftmp11], %[ftmp11], %[ff_ph_40] \n\t" \
"pmullh %[ftmp12], %[ftmp12], %[filter_x1] \n\t" \
"pmullh %[ftmp13], %[ftmp13], %[filter_x1] \n\t" \
"paddh %[ftmp10], %[ftmp10], %[ftmp12] \n\t" \
"paddh %[ftmp11], %[ftmp11], %[ftmp13] \n\t" \
"psrlh %[ftmp10], %[ftmp10], %[ftmp14] \n\t" \
"psrlh %[ftmp11], %[ftmp11], %[ftmp14] \n\t"
#define VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_16_A \
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_A \
\
/* calculate: temp2[8] ~ temp2[11] */ \
"pmullh %[ftmp4], %[ftmp4], %[filter_y0] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp10], %[filter_y1] \n\t" \
"paddh %[ftmp4], %[ftmp4], %[ftmp1] \n\t" \
"psrlh %[ftmp4], %[ftmp4], %[ftmp14] \n\t" \
\
/* calculate: temp2[12] ~ temp2[15] */ \
"pmullh %[ftmp5], %[ftmp5], %[filter_y0] \n\t" \
"paddh %[ftmp5], %[ftmp5], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp11], %[filter_y1] \n\t" \
"paddh %[ftmp5], %[ftmp5], %[ftmp1] \n\t" \
"psrlh %[ftmp5], %[ftmp5], %[ftmp14] \n\t" \
\
/* store: temp2[8] ~ temp2[15] */ \
"pand %[ftmp4], %[ftmp4], %[mask] \n\t" \
"pand %[ftmp5], %[ftmp5], %[mask] \n\t" \
"packushb %[ftmp4], %[ftmp4], %[ftmp5] \n\t" \
"gssdlc1 %[ftmp4], 0x0f(%[temp2_ptr]) \n\t" \
"gssdrc1 %[ftmp4], 0x08(%[temp2_ptr]) \n\t"
#define VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_16_B \
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_B \
\
/* calculate: temp2[8] ~ temp2[11] */ \
"pmullh %[ftmp10], %[ftmp10], %[filter_y0] \n\t" \
"paddh %[ftmp10], %[ftmp10], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp4], %[filter_y1] \n\t" \
"paddh %[ftmp10], %[ftmp10], %[ftmp1] \n\t" \
"psrlh %[ftmp10], %[ftmp10], %[ftmp14] \n\t" \
\
/* calculate: temp2[12] ~ temp2[15] */ \
"pmullh %[ftmp11], %[ftmp11], %[filter_y0] \n\t" \
"paddh %[ftmp11], %[ftmp11], %[ff_ph_40] \n\t" \
"pmullh %[ftmp1], %[ftmp5], %[filter_y1] \n\t" \
"paddh %[ftmp11], %[ftmp11], %[ftmp1] \n\t" \
"psrlh %[ftmp11], %[ftmp11], %[ftmp14] \n\t" \
\
/* store: temp2[8] ~ temp2[15] */ \
"pand %[ftmp10], %[ftmp10], %[mask] \n\t" \
"pand %[ftmp11], %[ftmp11], %[mask] \n\t" \
"packushb %[ftmp10], %[ftmp10], %[ftmp11] \n\t" \
"gssdlc1 %[ftmp10], 0x0f(%[temp2_ptr]) \n\t" \
"gssdrc1 %[ftmp10], 0x08(%[temp2_ptr]) \n\t"
// Applies a 1-D 2-tap bilinear filter to the source block in either horizontal
// or vertical direction to produce the filtered output block. Used to implement
// the first-pass of 2-D separable filter.
//
// Produces int16_t output to retain precision for the next pass. Two filter
// taps should sum to FILTER_WEIGHT. pixel_step defines whether the filter is
// applied horizontally (pixel_step = 1) or vertically (pixel_step = stride).
// It defines the offset required to move from one input to the next.
static void var_filter_block2d_bil_first_pass(
const uint8_t *src_ptr, uint16_t *ref_ptr, unsigned int src_pixels_per_line,
int pixel_step, unsigned int output_height, unsigned int output_width,
const uint8_t *filter) {
unsigned int i, j;
for (i = 0; i < output_height; ++i) {
for (j = 0; j < output_width; ++j) {
ref_ptr[j] = ROUND_POWER_OF_TWO(
(int)src_ptr[0] * filter[0] + (int)src_ptr[pixel_step] * filter[1],
FILTER_BITS);
++src_ptr;
}
src_ptr += src_pixels_per_line - output_width;
ref_ptr += output_width;
}
}
// Applies a 1-D 2-tap bilinear filter to the source block in either horizontal
// or vertical direction to produce the filtered output block. Used to implement
// the second-pass of 2-D separable filter.
//
// Requires 16-bit input as produced by filter_block2d_bil_first_pass. Two
// filter taps should sum to FILTER_WEIGHT. pixel_step defines whether the
// filter is applied horizontally (pixel_step = 1) or vertically
// (pixel_step = stride). It defines the offset required to move from one input
// to the next. Output is 8-bit.
static void var_filter_block2d_bil_second_pass(
const uint16_t *src_ptr, uint8_t *ref_ptr, unsigned int src_pixels_per_line,
unsigned int pixel_step, unsigned int output_height,
unsigned int output_width, const uint8_t *filter) {
unsigned int i, j;
for (i = 0; i < output_height; ++i) {
for (j = 0; j < output_width; ++j) {
ref_ptr[j] = ROUND_POWER_OF_TWO(
(int)src_ptr[0] * filter[0] + (int)src_ptr[pixel_step] * filter[1],
FILTER_BITS);
++src_ptr;
}
src_ptr += src_pixels_per_line - output_width;
ref_ptr += output_width;
}
}
static inline uint32_t vpx_variance64x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, int high) {
int sum;
double ftmp[12];
uint32_t tmp[3];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp9], %[ftmp9], %[ftmp9] \n\t"
"pxor %[ftmp10], %[ftmp10], %[ftmp10] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x0f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x08(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x17(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x10(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x17(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x10(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x1f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x18(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x1f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x18(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x27(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x20(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x27(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x20(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x2f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x28(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x2f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x28(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x37(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x30(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x37(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x30(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x3f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x38(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x3f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x38(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"mfc1 %[tmp1], %[ftmp9] \n\t"
"mfhc1 %[tmp2], %[ftmp9] \n\t"
"addu %[sum], %[tmp1], %[tmp2] \n\t"
"ssrld %[ftmp1], %[ftmp10], %[ftmp11] \n\t"
"paddw %[ftmp1], %[ftmp1], %[ftmp10] \n\t"
"swc1 %[ftmp1], 0x00(%[sse]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
[tmp2]"=&r"(tmp[2]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr),
[sum]"=&r"(sum)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse)
: "memory"
);
/* clang-format on */
return *sse - (((int64_t)sum * sum) / (64 * high));
}
#define VPX_VARIANCE64XN(n) \
uint32_t vpx_variance64x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_variance64x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
VPX_VARIANCE64XN(64)
VPX_VARIANCE64XN(32)
uint32_t vpx_variance32x64_mmi(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse) {
int sum;
double ftmp[12];
uint32_t tmp[3];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
"li %[tmp0], 0x40 \n\t"
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp9], %[ftmp9], %[ftmp9] \n\t"
"pxor %[ftmp10], %[ftmp10], %[ftmp10] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x0f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x08(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x17(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x10(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x17(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x10(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"gsldlc1 %[ftmp1], 0x1f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x18(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x1f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x18(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8_FOR_W64
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"mfc1 %[tmp1], %[ftmp9] \n\t"
"mfhc1 %[tmp2], %[ftmp9] \n\t"
"addu %[sum], %[tmp1], %[tmp2] \n\t"
"ssrld %[ftmp1], %[ftmp10], %[ftmp11] \n\t"
"paddw %[ftmp1], %[ftmp1], %[ftmp10] \n\t"
"swc1 %[ftmp1], 0x00(%[sse]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[tmp0]"=&r"(tmp[0]), [tmp1]"=&r"(tmp[1]),
[tmp2]"=&r"(tmp[2]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr),
[sum]"=&r"(sum)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[sse]"r"(sse)
: "memory"
);
/* clang-format on */
return *sse - (((int64_t)sum * sum) / 2048);
}
static inline uint32_t vpx_variance32x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, int high) {
int sum;
double ftmp[13];
uint32_t tmp[3];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t"
"pxor %[ftmp10], %[ftmp10], %[ftmp10] \n\t"
"pxor %[ftmp12], %[ftmp12], %[ftmp12] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x0f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x08(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"gsldlc1 %[ftmp1], 0x17(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x10(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x17(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x10(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"gsldlc1 %[ftmp1], 0x1f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x18(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x1f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x18(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"ssrld %[ftmp9], %[ftmp8], %[ftmp11] \n\t"
"paddw %[ftmp9], %[ftmp9], %[ftmp8] \n\t"
"swc1 %[ftmp9], 0x00(%[sse]) \n\t"
"punpcklhw %[ftmp3], %[ftmp10], %[ftmp0] \n\t"
"punpckhhw %[ftmp4], %[ftmp10], %[ftmp0] \n\t"
"punpcklhw %[ftmp5], %[ftmp12], %[ftmp0] \n\t"
"punpckhhw %[ftmp6], %[ftmp12], %[ftmp0] \n\t"
"paddw %[ftmp3], %[ftmp3], %[ftmp4] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp5] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp6] \n\t"
"ssrld %[ftmp0], %[ftmp3], %[ftmp11] \n\t"
"paddw %[ftmp0], %[ftmp0], %[ftmp3] \n\t"
"swc1 %[ftmp0], 0x00(%[sum]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[ftmp12]"=&f"(ftmp[12]), [tmp0]"=&r"(tmp[0]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse), [sum]"r"(&sum)
: "memory"
);
/* clang-format on */
return *sse - (((int64_t)sum * sum) / (32 * high));
}
#define VPX_VARIANCE32XN(n) \
uint32_t vpx_variance32x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_variance32x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
VPX_VARIANCE32XN(32)
VPX_VARIANCE32XN(16)
static inline uint32_t vpx_variance16x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, int high) {
int sum;
double ftmp[13];
uint32_t tmp[3];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t"
"pxor %[ftmp10], %[ftmp10], %[ftmp10] \n\t"
"pxor %[ftmp12], %[ftmp12], %[ftmp12] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"gsldlc1 %[ftmp1], 0x0f(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x08(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x0f(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x08(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"ssrld %[ftmp9], %[ftmp8], %[ftmp11] \n\t"
"paddw %[ftmp9], %[ftmp9], %[ftmp8] \n\t"
"swc1 %[ftmp9], 0x00(%[sse]) \n\t"
"punpcklhw %[ftmp3], %[ftmp10], %[ftmp0] \n\t"
"punpckhhw %[ftmp4], %[ftmp10], %[ftmp0] \n\t"
"punpcklhw %[ftmp5], %[ftmp12], %[ftmp0] \n\t"
"punpckhhw %[ftmp6], %[ftmp12], %[ftmp0] \n\t"
"paddw %[ftmp3], %[ftmp3], %[ftmp4] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp5] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp6] \n\t"
"ssrld %[ftmp0], %[ftmp3], %[ftmp11] \n\t"
"paddw %[ftmp0], %[ftmp0], %[ftmp3] \n\t"
"swc1 %[ftmp0], 0x00(%[sum]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[ftmp12]"=&f"(ftmp[12]), [tmp0]"=&r"(tmp[0]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse), [sum]"r"(&sum)
: "memory"
);
/* clang-format on */
return *sse - (((int64_t)sum * sum) / (16 * high));
}
#define VPX_VARIANCE16XN(n) \
uint32_t vpx_variance16x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_variance16x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
VPX_VARIANCE16XN(32)
VPX_VARIANCE16XN(16)
VPX_VARIANCE16XN(8)
static inline uint32_t vpx_variance8x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, int high) {
int sum;
double ftmp[13];
uint32_t tmp[3];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t"
"pxor %[ftmp10], %[ftmp10], %[ftmp10] \n\t"
"pxor %[ftmp12], %[ftmp12], %[ftmp12] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_8
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"ssrld %[ftmp9], %[ftmp8], %[ftmp11] \n\t"
"paddw %[ftmp9], %[ftmp9], %[ftmp8] \n\t"
"swc1 %[ftmp9], 0x00(%[sse]) \n\t"
"punpcklhw %[ftmp3], %[ftmp10], %[ftmp0] \n\t"
"punpckhhw %[ftmp4], %[ftmp10], %[ftmp0] \n\t"
"punpcklhw %[ftmp5], %[ftmp12], %[ftmp0] \n\t"
"punpckhhw %[ftmp6], %[ftmp12], %[ftmp0] \n\t"
"paddw %[ftmp3], %[ftmp3], %[ftmp4] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp5] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp6] \n\t"
"ssrld %[ftmp0], %[ftmp3], %[ftmp11] \n\t"
"paddw %[ftmp0], %[ftmp0], %[ftmp3] \n\t"
"swc1 %[ftmp0], 0x00(%[sum]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[ftmp12]"=&f"(ftmp[12]), [tmp0]"=&r"(tmp[0]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse), [sum]"r"(&sum)
: "memory"
);
/* clang-format on */
return *sse - (((int64_t)sum * sum) / (8 * high));
}
#define VPX_VARIANCE8XN(n) \
uint32_t vpx_variance8x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_variance8x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
VPX_VARIANCE8XN(16)
VPX_VARIANCE8XN(8)
VPX_VARIANCE8XN(4)
static inline uint32_t vpx_variance4x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, int high) {
int sum;
double ftmp[12];
uint32_t tmp[3];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp10] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp6], %[ftmp6], %[ftmp6] \n\t"
"pxor %[ftmp7], %[ftmp7], %[ftmp7] \n\t"
"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t"
"1: \n\t"
"gsldlc1 %[ftmp1], 0x07(%[src_ptr]) \n\t"
"gsldrc1 %[ftmp1], 0x00(%[src_ptr]) \n\t"
"gsldlc1 %[ftmp2], 0x07(%[ref_ptr]) \n\t"
"gsldrc1 %[ftmp2], 0x00(%[ref_ptr]) \n\t"
VARIANCE_SSE_SUM_4
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"ssrld %[ftmp9], %[ftmp6], %[ftmp10] \n\t"
"paddw %[ftmp9], %[ftmp9], %[ftmp6] \n\t"
"swc1 %[ftmp9], 0x00(%[sse]) \n\t"
"punpcklhw %[ftmp3], %[ftmp7], %[ftmp0] \n\t"
"punpckhhw %[ftmp4], %[ftmp7], %[ftmp0] \n\t"
"punpcklhw %[ftmp5], %[ftmp8], %[ftmp0] \n\t"
"punpckhhw %[ftmp6], %[ftmp8], %[ftmp0] \n\t"
"paddw %[ftmp3], %[ftmp3], %[ftmp4] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp5] \n\t"
"psubw %[ftmp3], %[ftmp3], %[ftmp6] \n\t"
"ssrld %[ftmp0], %[ftmp3], %[ftmp10] \n\t"
"paddw %[ftmp0], %[ftmp0], %[ftmp3] \n\t"
"swc1 %[ftmp0], 0x00(%[sum]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]),
[tmp0]"=&r"(tmp[0]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse), [sum]"r"(&sum)
: "memory"
);
/* clang-format on */
return *sse - (((int64_t)sum * sum) / (4 * high));
}
#define VPX_VARIANCE4XN(n) \
uint32_t vpx_variance4x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_variance4x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
VPX_VARIANCE4XN(8)
VPX_VARIANCE4XN(4)
static inline uint32_t vpx_mse16x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, uint64_t high) {
double ftmp[12];
uint32_t tmp[1];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t"
"1: \n\t"
VARIANCE_SSE_16
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"ssrld %[ftmp9], %[ftmp8], %[ftmp11] \n\t"
"paddw %[ftmp9], %[ftmp9], %[ftmp8] \n\t"
"swc1 %[ftmp9], 0x00(%[sse]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[tmp0]"=&r"(tmp[0]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse)
: "memory"
);
/* clang-format on */
return *sse;
}
#define vpx_mse16xN(n) \
uint32_t vpx_mse16x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_mse16x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
vpx_mse16xN(16);
vpx_mse16xN(8);
static inline uint32_t vpx_mse8x(const uint8_t *src_ptr, int src_stride,
const uint8_t *ref_ptr, int ref_stride,
uint32_t *sse, uint64_t high) {
double ftmp[12];
uint32_t tmp[1];
*sse = 0;
/* clang-format off */
__asm__ volatile (
"li %[tmp0], 0x20 \n\t"
"mtc1 %[tmp0], %[ftmp11] \n\t"
MMI_L(%[tmp0], %[high], 0x00)
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t"
"1: \n\t"
VARIANCE_SSE_8
"addiu %[tmp0], %[tmp0], -0x01 \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
MMI_ADDU(%[ref_ptr], %[ref_ptr], %[ref_stride])
"bnez %[tmp0], 1b \n\t"
"ssrld %[ftmp9], %[ftmp8], %[ftmp11] \n\t"
"paddw %[ftmp9], %[ftmp9], %[ftmp8] \n\t"
"swc1 %[ftmp9], 0x00(%[sse]) \n\t"
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]),
[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]),
[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]),
[ftmp10]"=&f"(ftmp[10]), [ftmp11]"=&f"(ftmp[11]),
[tmp0]"=&r"(tmp[0]),
[src_ptr]"+&r"(src_ptr), [ref_ptr]"+&r"(ref_ptr)
: [src_stride]"r"((mips_reg)src_stride),
[ref_stride]"r"((mips_reg)ref_stride),
[high]"r"(&high), [sse]"r"(sse)
: "memory"
);
/* clang-format on */
return *sse;
}
#define vpx_mse8xN(n) \
uint32_t vpx_mse8x##n##_mmi(const uint8_t *src_ptr, int src_stride, \
const uint8_t *ref_ptr, int ref_stride, \
uint32_t *sse) { \
return vpx_mse8x(src_ptr, src_stride, ref_ptr, ref_stride, sse, n); \
}
vpx_mse8xN(16);
vpx_mse8xN(8);
#define SUBPIX_VAR(W, H) \
uint32_t vpx_sub_pixel_variance##W##x##H##_mmi( \
const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
uint16_t fdata3[((H) + 1) * (W)]; \
uint8_t temp2[(H) * (W)]; \
\
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_stride, 1, (H) + 1, \
W, bilinear_filters[x_offset]); \
var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
bilinear_filters[y_offset]); \
\
return vpx_variance##W##x##H##_mmi(temp2, W, ref_ptr, ref_stride, sse); \
}
SUBPIX_VAR(64, 64)
SUBPIX_VAR(64, 32)
SUBPIX_VAR(32, 64)
SUBPIX_VAR(32, 32)
SUBPIX_VAR(32, 16)
SUBPIX_VAR(16, 32)
static inline void var_filter_block2d_bil_16x(const uint8_t *src_ptr,
int src_stride, int x_offset,
int y_offset, uint8_t *temp2,
int counter) {
uint8_t *temp2_ptr = temp2;
mips_reg l_counter = counter;
double ftmp[15];
double ff_ph_40, mask;
double filter_x0, filter_x1, filter_y0, filter_y1;
mips_reg tmp[2];
uint64_t x0, x1, y0, y1, all;
const uint8_t *filter_x = bilinear_filters[x_offset];
const uint8_t *filter_y = bilinear_filters[y_offset];
x0 = (uint64_t)filter_x[0];
x1 = (uint64_t)filter_x[1];
y0 = (uint64_t)filter_y[0];
y1 = (uint64_t)filter_y[1];
all = x0 | x1 << 8 | y0 << 16 | y1 << 24;
/* clang-format off */
__asm__ volatile (
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
MMI_MTC1(%[all], %[ftmp14])
"punpcklbh %[ftmp14], %[ftmp14], %[ftmp0] \n\t"
"pshufh %[filter_x0], %[ftmp14], %[ftmp0] \n\t"
MMI_LI(%[tmp0], 0x10)
MMI_MTC1(%[tmp0], %[mask])
"ssrld %[ftmp14], %[ftmp14], %[mask] \n\t"
"pshufh %[filter_x1], %[ftmp14], %[ftmp0] \n\t"
"ssrld %[ftmp14], %[ftmp14], %[mask] \n\t"
"pshufh %[filter_y0], %[ftmp14], %[ftmp0] \n\t"
"ssrld %[ftmp14], %[ftmp14], %[mask] \n\t"
"pshufh %[filter_y1], %[ftmp14], %[ftmp0] \n\t"
MMI_LI(%[tmp0], 0x07)
MMI_MTC1(%[tmp0], %[ftmp14])
MMI_LI(%[tmp0], 0x0040004000400040)
MMI_MTC1(%[tmp0], %[ff_ph_40])
MMI_LI(%[tmp0], 0x00ff00ff00ff00ff)
MMI_MTC1(%[tmp0], %[mask])
// fdata3: fdata3[0] ~ fdata3[15]
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_A
// fdata3 +src_stride*1: fdata3[0] ~ fdata3[15]
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_B
// temp2: temp2[0] ~ temp2[15]
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_16_A
// fdata3 +src_stride*2: fdata3[0] ~ fdata3[15]
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_A
// temp2+16*1: temp2[0] ~ temp2[15]
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x10)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_16_B
"1: \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_B
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x10)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_16_A
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_16_A
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x10)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_16_B
"addiu %[counter], %[counter], -0x01 \n\t"
"bnez %[counter], 1b \n\t"
: [ftmp0] "=&f"(ftmp[0]), [ftmp1] "=&f"(ftmp[1]), [ftmp2] "=&f"(ftmp[2]),
[ftmp3] "=&f"(ftmp[3]), [ftmp4] "=&f"(ftmp[4]), [ftmp5] "=&f"(ftmp[5]),
[ftmp6] "=&f"(ftmp[6]), [ftmp7] "=&f"(ftmp[7]), [ftmp8] "=&f"(ftmp[8]),
[ftmp9] "=&f"(ftmp[9]), [ftmp10] "=&f"(ftmp[10]),
[ftmp11] "=&f"(ftmp[11]), [ftmp12] "=&f"(ftmp[12]),
[ftmp13] "=&f"(ftmp[13]), [ftmp14] "=&f"(ftmp[14]),
[tmp0] "=&r"(tmp[0]), [src_ptr] "+&r"(src_ptr), [temp2_ptr] "+&r"(temp2_ptr),
[counter]"+&r"(l_counter), [ff_ph_40] "=&f"(ff_ph_40), [mask] "=&f"(mask),
[filter_x0] "=&f"(filter_x0), [filter_x1] "=&f"(filter_x1),
[filter_y0] "=&f"(filter_y0), [filter_y1] "=&f"(filter_y1)
: [src_stride] "r"((mips_reg)src_stride), [all] "r"(all)
: "memory"
);
/* clang-format on */
}
#define SUBPIX_VAR16XN(H) \
uint32_t vpx_sub_pixel_variance16x##H##_mmi( \
const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
uint8_t temp2[16 * (H)]; \
var_filter_block2d_bil_16x(src_ptr, src_stride, x_offset, y_offset, temp2, \
((H)-2) / 2); \
\
return vpx_variance16x##H##_mmi(temp2, 16, ref_ptr, ref_stride, sse); \
}
SUBPIX_VAR16XN(16)
SUBPIX_VAR16XN(8)
static inline void var_filter_block2d_bil_8x(const uint8_t *src_ptr,
int src_stride, int x_offset,
int y_offset, uint8_t *temp2,
int counter) {
uint8_t *temp2_ptr = temp2;
mips_reg l_counter = counter;
double ftmp[15];
mips_reg tmp[2];
double ff_ph_40, mask;
uint64_t x0, x1, y0, y1, all;
double filter_x0, filter_x1, filter_y0, filter_y1;
const uint8_t *filter_x = bilinear_filters[x_offset];
const uint8_t *filter_y = bilinear_filters[y_offset];
x0 = (uint64_t)filter_x[0];
x1 = (uint64_t)filter_x[1];
y0 = (uint64_t)filter_y[0];
y1 = (uint64_t)filter_y[1];
all = x0 | x1 << 8 | y0 << 16 | y1 << 24;
/* clang-format off */
__asm__ volatile (
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
MMI_MTC1(%[all], %[ftmp14])
"punpcklbh %[ftmp14], %[ftmp14], %[ftmp0] \n\t"
"pshufh %[filter_x0], %[ftmp14], %[ftmp0] \n\t"
MMI_LI(%[tmp0], 0x10)
MMI_MTC1(%[tmp0], %[mask])
"ssrld %[ftmp14], %[ftmp14], %[mask] \n\t"
"pshufh %[filter_x1], %[ftmp14], %[ftmp0] \n\t"
"ssrld %[ftmp14], %[ftmp14], %[mask] \n\t"
"pshufh %[filter_y0], %[ftmp14], %[ftmp0] \n\t"
"ssrld %[ftmp14], %[ftmp14], %[mask] \n\t"
"pshufh %[filter_y1], %[ftmp14], %[ftmp0] \n\t"
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
MMI_LI(%[tmp0], 0x07)
MMI_MTC1(%[tmp0], %[ftmp14])
MMI_LI(%[tmp0], 0x0040004000400040)
MMI_MTC1(%[tmp0], %[ff_ph_40])
MMI_LI(%[tmp0], 0x00ff00ff00ff00ff)
MMI_MTC1(%[tmp0], %[mask])
// fdata3: fdata3[0] ~ fdata3[7]
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_A
// fdata3 +src_stride*1: fdata3[0] ~ fdata3[7]
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_B
// temp2: temp2[0] ~ temp2[7]
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_A
// fdata3 +src_stride*2: fdata3[0] ~ fdata3[7]
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_A
// temp2+8*1: temp2[0] ~ temp2[7]
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x08)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_B
"1: \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_B
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x08)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_A
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_8_A
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x08)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_8_B
"addiu %[counter], %[counter], -0x01 \n\t"
"bnez %[counter], 1b \n\t"
: [ftmp0] "=&f"(ftmp[0]), [ftmp1] "=&f"(ftmp[1]), [ftmp2] "=&f"(ftmp[2]),
[ftmp3] "=&f"(ftmp[3]), [ftmp4] "=&f"(ftmp[4]), [ftmp5] "=&f"(ftmp[5]),
[ftmp6] "=&f"(ftmp[6]), [ftmp7] "=&f"(ftmp[7]), [ftmp8] "=&f"(ftmp[8]),
[ftmp9] "=&f"(ftmp[9]), [ftmp10] "=&f"(ftmp[10]),
[ftmp11] "=&f"(ftmp[11]), [ftmp12] "=&f"(ftmp[12]),
[ftmp13] "=&f"(ftmp[13]), [ftmp14] "=&f"(ftmp[14]),
[tmp0] "=&r"(tmp[0]), [src_ptr] "+&r"(src_ptr), [temp2_ptr] "+&r"(temp2_ptr),
[counter]"+&r"(l_counter), [ff_ph_40] "=&f"(ff_ph_40), [mask] "=&f"(mask),
[filter_x0] "=&f"(filter_x0), [filter_x1] "=&f"(filter_x1),
[filter_y0] "=&f"(filter_y0), [filter_y1] "=&f"(filter_y1)
: [src_stride] "r"((mips_reg)src_stride), [all] "r"(all)
: "memory"
);
/* clang-format on */
}
#define SUBPIX_VAR8XN(H) \
uint32_t vpx_sub_pixel_variance8x##H##_mmi( \
const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
uint8_t temp2[8 * (H)]; \
var_filter_block2d_bil_8x(src_ptr, src_stride, x_offset, y_offset, temp2, \
((H)-2) / 2); \
\
return vpx_variance8x##H##_mmi(temp2, 8, ref_ptr, ref_stride, sse); \
}
SUBPIX_VAR8XN(16)
SUBPIX_VAR8XN(8)
SUBPIX_VAR8XN(4)
static inline void var_filter_block2d_bil_4x(const uint8_t *src_ptr,
int src_stride, int x_offset,
int y_offset, uint8_t *temp2,
int counter) {
uint8_t *temp2_ptr = temp2;
mips_reg l_counter = counter;
double ftmp[7];
mips_reg tmp[2];
double ff_ph_40, mask;
uint64_t x0, x1, y0, y1, all;
double filter_x0, filter_x1, filter_y0, filter_y1;
const uint8_t *filter_x = bilinear_filters[x_offset];
const uint8_t *filter_y = bilinear_filters[y_offset];
x0 = (uint64_t)filter_x[0];
x1 = (uint64_t)filter_x[1];
y0 = (uint64_t)filter_y[0];
y1 = (uint64_t)filter_y[1];
all = x0 | x1 << 8 | y0 << 16 | y1 << 24;
/* clang-format off */
__asm__ volatile (
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
MMI_MTC1(%[all], %[ftmp6])
"punpcklbh %[ftmp6], %[ftmp6], %[ftmp0] \n\t"
"pshufh %[filter_x0], %[ftmp6], %[ftmp0] \n\t"
MMI_LI(%[tmp0], 0x10)
MMI_MTC1(%[tmp0], %[mask])
"ssrld %[ftmp6], %[ftmp6], %[mask] \n\t"
"pshufh %[filter_x1], %[ftmp6], %[ftmp0] \n\t"
"ssrld %[ftmp6], %[ftmp6], %[mask] \n\t"
"pshufh %[filter_y0], %[ftmp6], %[ftmp0] \n\t"
"ssrld %[ftmp6], %[ftmp6], %[mask] \n\t"
"pshufh %[filter_y1], %[ftmp6], %[ftmp0] \n\t"
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
MMI_LI(%[tmp0], 0x07)
MMI_MTC1(%[tmp0], %[ftmp6])
MMI_LI(%[tmp0], 0x0040004000400040)
MMI_MTC1(%[tmp0], %[ff_ph_40])
MMI_LI(%[tmp0], 0x00ff00ff00ff00ff)
MMI_MTC1(%[tmp0], %[mask])
// fdata3: fdata3[0] ~ fdata3[3]
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_A
// fdata3 +src_stride*1: fdata3[0] ~ fdata3[3]
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_B
// temp2: temp2[0] ~ temp2[7]
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_4_A
// fdata3 +src_stride*2: fdata3[0] ~ fdata3[3]
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_A
// temp2+4*1: temp2[0] ~ temp2[7]
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x04)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_4_B
"1: \n\t"
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_B
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x04)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_4_A
MMI_ADDU(%[src_ptr], %[src_ptr], %[src_stride])
VAR_FILTER_BLOCK2D_BIL_FIRST_PASS_4_A
MMI_ADDIU(%[temp2_ptr], %[temp2_ptr], 0x04)
VAR_FILTER_BLOCK2D_BIL_SECOND_PASS_4_B
"addiu %[counter], %[counter], -0x01 \n\t"
"bnez %[counter], 1b \n\t"
: [ftmp0] "=&f"(ftmp[0]), [ftmp1] "=&f"(ftmp[1]), [ftmp2] "=&f"(ftmp[2]),
[ftmp3] "=&f"(ftmp[3]), [ftmp4] "=&f"(ftmp[4]), [ftmp5] "=&f"(ftmp[5]),
[ftmp6] "=&f"(ftmp[6]), [tmp0] "=&r"(tmp[0]), [src_ptr] "+&r"(src_ptr),
[temp2_ptr] "+&r"(temp2_ptr), [counter]"+&r"(l_counter),
[ff_ph_40] "=&f"(ff_ph_40), [mask] "=&f"(mask),
[filter_x0] "=&f"(filter_x0), [filter_x1] "=&f"(filter_x1),
[filter_y0] "=&f"(filter_y0), [filter_y1] "=&f"(filter_y1)
: [src_stride] "r"((mips_reg)src_stride), [all] "r"(all)
: "memory"
);
/* clang-format on */
}
#define SUBPIX_VAR4XN(H) \
uint32_t vpx_sub_pixel_variance4x##H##_mmi( \
const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref_ptr, int ref_stride, uint32_t *sse) { \
uint8_t temp2[4 * (H)]; \
var_filter_block2d_bil_4x(src_ptr, src_stride, x_offset, y_offset, temp2, \
((H)-2) / 2); \
\
return vpx_variance4x##H##_mmi(temp2, 4, ref_ptr, ref_stride, sse); \
}
SUBPIX_VAR4XN(8)
SUBPIX_VAR4XN(4)
#define SUBPIX_AVG_VAR(W, H) \
uint32_t vpx_sub_pixel_avg_variance##W##x##H##_mmi( \
const uint8_t *src_ptr, int src_stride, int x_offset, int y_offset, \
const uint8_t *ref_ptr, int ref_stride, uint32_t *sse, \
const uint8_t *second_pred) { \
uint16_t fdata3[((H) + 1) * (W)]; \
uint8_t temp2[(H) * (W)]; \
DECLARE_ALIGNED(16, uint8_t, temp3[(H) * (W)]); \
\
var_filter_block2d_bil_first_pass(src_ptr, fdata3, src_stride, 1, (H) + 1, \
W, bilinear_filters[x_offset]); \
var_filter_block2d_bil_second_pass(fdata3, temp2, W, W, H, W, \
bilinear_filters[y_offset]); \
\
vpx_comp_avg_pred_c(temp3, second_pred, W, H, temp2, W); \
\
return vpx_variance##W##x##H##_mmi(temp3, W, ref_ptr, ref_stride, sse); \
}
SUBPIX_AVG_VAR(64, 64)
SUBPIX_AVG_VAR(64, 32)
SUBPIX_AVG_VAR(32, 64)
SUBPIX_AVG_VAR(32, 32)
SUBPIX_AVG_VAR(32, 16)
SUBPIX_AVG_VAR(16, 32)
SUBPIX_AVG_VAR(16, 16)
SUBPIX_AVG_VAR(16, 8)
SUBPIX_AVG_VAR(8, 16)
SUBPIX_AVG_VAR(8, 8)
SUBPIX_AVG_VAR(8, 4)
SUBPIX_AVG_VAR(4, 8)
SUBPIX_AVG_VAR(4, 4)