mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
506 lines
26 KiB
506 lines
26 KiB
/* |
|
* Loongson SIMD optimized mpegvideo |
|
* |
|
* Copyright (c) 2015 Loongson Technology Corporation Limited |
|
* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn> |
|
* Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn> |
|
* |
|
* This file is part of FFmpeg. |
|
* |
|
* FFmpeg is free software; you can redistribute it and/or |
|
* modify it under the terms of the GNU Lesser General Public |
|
* License as published by the Free Software Foundation; either |
|
* version 2.1 of the License, or (at your option) any later version. |
|
* |
|
* FFmpeg is distributed in the hope that it will be useful, |
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
* Lesser General Public License for more details. |
|
* |
|
* You should have received a copy of the GNU Lesser General Public |
|
* License along with FFmpeg; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#include "mpegvideo_mips.h" |
|
#include "libavutil/mips/mmiutils.h" |
|
|
|
void ff_dct_unquantize_h263_intra_mmi(MpegEncContext *s, int16_t *block, |
|
int n, int qscale) |
|
{ |
|
int64_t level, qmul, qadd, nCoeffs; |
|
double ftmp[6]; |
|
mips_reg addr[1]; |
|
DECLARE_VAR_ALL64; |
|
|
|
qmul = qscale << 1; |
|
av_assert2(s->block_last_index[n]>=0 || s->h263_aic); |
|
|
|
if (!s->h263_aic) { |
|
if (n<4) |
|
level = block[0] * s->y_dc_scale; |
|
else |
|
level = block[0] * s->c_dc_scale; |
|
qadd = (qscale-1) | 1; |
|
} else { |
|
qadd = 0; |
|
level = block[0]; |
|
} |
|
|
|
if(s->ac_pred) |
|
nCoeffs = 63; |
|
else |
|
nCoeffs = s->inter_scantable.raster_end[s->block_last_index[n]]; |
|
|
|
__asm__ volatile ( |
|
"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
|
"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
|
"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
|
"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
|
"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
|
"psubh %[ftmp0], %[ftmp0], %[qadd] \n\t" |
|
"xor %[ftmp5], %[ftmp5], %[ftmp5] \n\t" |
|
".p2align 4 \n\t" |
|
|
|
"1: \n\t" |
|
PTR_ADDU "%[addr0], %[block], %[nCoeffs] \n\t" |
|
MMI_LDC1(%[ftmp1], %[addr0], 0x00) |
|
MMI_LDC1(%[ftmp2], %[addr0], 0x08) |
|
"mov.d %[ftmp3], %[ftmp1] \n\t" |
|
"mov.d %[ftmp4], %[ftmp2] \n\t" |
|
"pmullh %[ftmp1], %[ftmp1], %[qmul] \n\t" |
|
"pmullh %[ftmp2], %[ftmp2], %[qmul] \n\t" |
|
"pcmpgth %[ftmp3], %[ftmp3], %[ftmp5] \n\t" |
|
"pcmpgth %[ftmp4], %[ftmp4], %[ftmp5] \n\t" |
|
"xor %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
|
"paddh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
|
"paddh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp1] \n\t" |
|
"xor %[ftmp4], %[ftmp4], %[ftmp2] \n\t" |
|
"pcmpeqh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
|
"pcmpeqh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"pandn %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
|
"pandn %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
|
PTR_ADDIU "%[nCoeffs], %[nCoeffs], 0x10 \n\t" |
|
MMI_SDC1(%[ftmp1], %[addr0], 0x00) |
|
MMI_SDC1(%[ftmp2], %[addr0], 0x08) |
|
"blez %[nCoeffs], 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]), |
|
RESTRICT_ASM_ALL64 |
|
[addr0]"=&r"(addr[0]) |
|
: [block]"r"((mips_reg)(block+nCoeffs)), |
|
[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
|
[qmul]"f"(qmul), [qadd]"f"(qadd) |
|
: "memory" |
|
); |
|
|
|
block[0] = level; |
|
} |
|
|
|
void ff_dct_unquantize_h263_inter_mmi(MpegEncContext *s, int16_t *block, |
|
int n, int qscale) |
|
{ |
|
int64_t qmul, qadd, nCoeffs; |
|
double ftmp[6]; |
|
mips_reg addr[1]; |
|
DECLARE_VAR_ALL64; |
|
|
|
qmul = qscale << 1; |
|
qadd = (qscale - 1) | 1; |
|
av_assert2(s->block_last_index[n]>=0 || s->h263_aic); |
|
nCoeffs = s->inter_scantable.raster_end[s->block_last_index[n]]; |
|
|
|
__asm__ volatile ( |
|
"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
|
"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
|
"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
|
"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
|
"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
|
"psubh %[ftmp0], %[ftmp0], %[qadd] \n\t" |
|
"xor %[ftmp5], %[ftmp5], %[ftmp5] \n\t" |
|
".p2align 4 \n\t" |
|
"1: \n\t" |
|
PTR_ADDU "%[addr0], %[block], %[nCoeffs] \n\t" |
|
MMI_LDC1(%[ftmp1], %[addr0], 0x00) |
|
MMI_LDC1(%[ftmp2], %[addr0], 0x08) |
|
"mov.d %[ftmp3], %[ftmp1] \n\t" |
|
"mov.d %[ftmp4], %[ftmp2] \n\t" |
|
"pmullh %[ftmp1], %[ftmp1], %[qmul] \n\t" |
|
"pmullh %[ftmp2], %[ftmp2], %[qmul] \n\t" |
|
"pcmpgth %[ftmp3], %[ftmp3], %[ftmp5] \n\t" |
|
"pcmpgth %[ftmp4], %[ftmp4], %[ftmp5] \n\t" |
|
"xor %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
|
"paddh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
|
"paddh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp1] \n\t" |
|
"xor %[ftmp4], %[ftmp4], %[ftmp2] \n\t" |
|
"pcmpeqh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
|
"pcmpeqh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"pandn %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
|
"pandn %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
|
PTR_ADDIU "%[nCoeffs], %[nCoeffs], 0x10 \n\t" |
|
MMI_SDC1(%[ftmp1], %[addr0], 0x00) |
|
MMI_SDC1(%[ftmp2], %[addr0], 0x08) |
|
"blez %[nCoeffs], 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]), |
|
RESTRICT_ASM_ALL64 |
|
[addr0]"=&r"(addr[0]) |
|
: [block]"r"((mips_reg)(block+nCoeffs)), |
|
[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
|
[qmul]"f"(qmul), [qadd]"f"(qadd) |
|
: "memory" |
|
); |
|
} |
|
|
|
void ff_dct_unquantize_mpeg1_intra_mmi(MpegEncContext *s, int16_t *block, |
|
int n, int qscale) |
|
{ |
|
int64_t nCoeffs; |
|
const uint16_t *quant_matrix; |
|
int block0; |
|
double ftmp[10]; |
|
uint64_t tmp[1]; |
|
mips_reg addr[1]; |
|
DECLARE_VAR_ALL64; |
|
DECLARE_VAR_ADDRT; |
|
|
|
av_assert2(s->block_last_index[n]>=0); |
|
nCoeffs = s->intra_scantable.raster_end[s->block_last_index[n]] + 1; |
|
|
|
if (n<4) |
|
block0 = block[0] * s->y_dc_scale; |
|
else |
|
block0 = block[0] * s->c_dc_scale; |
|
|
|
/* XXX: only mpeg1 */ |
|
quant_matrix = s->intra_matrix; |
|
|
|
__asm__ volatile ( |
|
"dli %[tmp0], 0x0f \n\t" |
|
"pcmpeqh %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
|
"dmtc1 %[tmp0], %[ftmp4] \n\t" |
|
"dmtc1 %[qscale], %[ftmp1] \n\t" |
|
"psrlh %[ftmp0], %[ftmp0], %[ftmp4] \n\t" |
|
"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
|
"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
|
"or %[addr0], %[nCoeffs], $0 \n\t" |
|
".p2align 4 \n\t" |
|
|
|
"1: \n\t" |
|
MMI_LDXC1(%[ftmp2], %[addr0], %[block], 0x00) |
|
MMI_LDXC1(%[ftmp3], %[addr0], %[block], 0x08) |
|
"mov.d %[ftmp4], %[ftmp2] \n\t" |
|
"mov.d %[ftmp5], %[ftmp3] \n\t" |
|
MMI_LDXC1(%[ftmp6], %[addr0], %[quant], 0x00) |
|
MMI_LDXC1(%[ftmp7], %[addr0], %[quant], 0x08) |
|
"pmullh %[ftmp6], %[ftmp6], %[ftmp1] \n\t" |
|
"pmullh %[ftmp7], %[ftmp7], %[ftmp1] \n\t" |
|
"xor %[ftmp8], %[ftmp8], %[ftmp8] \n\t" |
|
"xor %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
|
"pcmpgth %[ftmp8], %[ftmp8], %[ftmp2] \n\t" |
|
"pcmpgth %[ftmp9], %[ftmp9], %[ftmp3] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"pmullh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" |
|
"pmullh %[ftmp3], %[ftmp3], %[ftmp7] \n\t" |
|
"xor %[ftmp6], %[ftmp6], %[ftmp6] \n\t" |
|
"xor %[ftmp7], %[ftmp7], %[ftmp7] \n\t" |
|
"pcmpeqh %[ftmp6], %[ftmp6], %[ftmp4] \n\t" |
|
"dli %[tmp0], 0x03 \n\t" |
|
"pcmpeqh %[ftmp7], %[ftmp7], %[ftmp5] \n\t" |
|
"dmtc1 %[tmp0], %[ftmp4] \n\t" |
|
"psrah %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
|
"psrah %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
|
"or %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"or %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"pandn %[ftmp6], %[ftmp6], %[ftmp2] \n\t" |
|
"pandn %[ftmp7], %[ftmp7], %[ftmp3] \n\t" |
|
MMI_SDXC1(%[ftmp6], %[addr0], %[block], 0x00) |
|
MMI_SDXC1(%[ftmp7], %[addr0], %[block], 0x08) |
|
PTR_ADDIU "%[addr0], %[addr0], 0x10 \n\t" |
|
"bltz %[addr0], 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]), |
|
[tmp0]"=&r"(tmp[0]), |
|
RESTRICT_ASM_ALL64 |
|
RESTRICT_ASM_ADDRT |
|
[addr0]"=&r"(addr[0]) |
|
: [block]"r"((mips_reg)(block+nCoeffs)), |
|
[quant]"r"((mips_reg)(quant_matrix+nCoeffs)), |
|
[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
|
[qscale]"r"(qscale) |
|
: "memory" |
|
); |
|
|
|
block[0] = block0; |
|
} |
|
|
|
void ff_dct_unquantize_mpeg1_inter_mmi(MpegEncContext *s, int16_t *block, |
|
int n, int qscale) |
|
{ |
|
int64_t nCoeffs; |
|
const uint16_t *quant_matrix; |
|
double ftmp[10]; |
|
uint64_t tmp[1]; |
|
mips_reg addr[1]; |
|
DECLARE_VAR_ALL64; |
|
DECLARE_VAR_ADDRT; |
|
|
|
av_assert2(s->block_last_index[n] >= 0); |
|
nCoeffs = s->intra_scantable.raster_end[s->block_last_index[n]] + 1; |
|
quant_matrix = s->inter_matrix; |
|
|
|
__asm__ volatile ( |
|
"dli %[tmp0], 0x0f \n\t" |
|
"pcmpeqh %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
|
"dmtc1 %[tmp0], %[ftmp4] \n\t" |
|
"dmtc1 %[qscale], %[ftmp1] \n\t" |
|
"psrlh %[ftmp0], %[ftmp0], %[ftmp4] \n\t" |
|
"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
|
"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
|
"or %[addr0], %[nCoeffs], $0 \n\t" |
|
".p2align 4 \n\t" |
|
|
|
"1: \n\t" |
|
MMI_LDXC1(%[ftmp2], %[addr0], %[block], 0x00) |
|
MMI_LDXC1(%[ftmp3], %[addr0], %[block], 0x08) |
|
"mov.d %[ftmp4], %[ftmp2] \n\t" |
|
"mov.d %[ftmp5], %[ftmp3] \n\t" |
|
MMI_LDXC1(%[ftmp6], %[addr0], %[quant], 0x00) |
|
MMI_LDXC1(%[ftmp7], %[addr0], %[quant], 0x08) |
|
"pmullh %[ftmp6], %[ftmp6], %[ftmp1] \n\t" |
|
"pmullh %[ftmp7], %[ftmp7], %[ftmp1] \n\t" |
|
"xor %[ftmp8], %[ftmp8], %[ftmp8] \n\t" |
|
"xor %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
|
"pcmpgth %[ftmp8], %[ftmp8], %[ftmp2] \n\t" |
|
"pcmpgth %[ftmp9], %[ftmp9], %[ftmp3] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"paddh %[ftmp2], %[ftmp2], %[ftmp2] \n\t" |
|
"paddh %[ftmp3], %[ftmp3], %[ftmp3] \n\t" |
|
"paddh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"paddh %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
|
"pmullh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" |
|
"pmullh %[ftmp3], %[ftmp3], %[ftmp7] \n\t" |
|
"xor %[ftmp6], %[ftmp6], %[ftmp6] \n\t" |
|
"xor %[ftmp7], %[ftmp7], %[ftmp7] \n\t" |
|
"pcmpeqh %[ftmp6], %[ftmp6], %[ftmp4] \n\t" |
|
"dli %[tmp0], 0x04 \n\t" |
|
"pcmpeqh %[ftmp7], %[ftmp7], %[ftmp5] \n\t" |
|
"dmtc1 %[tmp0], %[ftmp4] \n\t" |
|
"psrah %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
|
"psrah %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
|
"or %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
|
"or %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
|
"pandn %[ftmp6], %[ftmp6], %[ftmp2] \n\t" |
|
"pandn %[ftmp7], %[ftmp7], %[ftmp3] \n\t" |
|
MMI_SDXC1(%[ftmp6], %[addr0], %[block], 0x00) |
|
MMI_SDXC1(%[ftmp7], %[addr0], %[block], 0x08) |
|
PTR_ADDIU "%[addr0], %[addr0], 0x10 \n\t" |
|
"bltz %[addr0], 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]), |
|
[tmp0]"=&r"(tmp[0]), |
|
RESTRICT_ASM_ALL64 |
|
RESTRICT_ASM_ADDRT |
|
[addr0]"=&r"(addr[0]) |
|
: [block]"r"((mips_reg)(block+nCoeffs)), |
|
[quant]"r"((mips_reg)(quant_matrix+nCoeffs)), |
|
[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
|
[qscale]"r"(qscale) |
|
: "memory" |
|
); |
|
} |
|
|
|
void ff_dct_unquantize_mpeg2_intra_mmi(MpegEncContext *s, int16_t *block, |
|
int n, int qscale) |
|
{ |
|
uint64_t nCoeffs; |
|
const uint16_t *quant_matrix; |
|
int block0; |
|
double ftmp[10]; |
|
uint64_t tmp[1]; |
|
mips_reg addr[1]; |
|
DECLARE_VAR_ALL64; |
|
DECLARE_VAR_ADDRT; |
|
|
|
assert(s->block_last_index[n]>=0); |
|
|
|
if (s->alternate_scan) |
|
nCoeffs = 63; |
|
else |
|
nCoeffs = s->intra_scantable.raster_end[s->block_last_index[n]]; |
|
|
|
if (n < 4) |
|
block0 = block[0] * s->y_dc_scale; |
|
else |
|
block0 = block[0] * s->c_dc_scale; |
|
|
|
quant_matrix = s->intra_matrix; |
|
|
|
__asm__ volatile ( |
|
"dli %[tmp0], 0x0f \n\t" |
|
"pcmpeqh %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
|
"mtc1 %[tmp0], %[ftmp3] \n\t" |
|
"mtc1 %[qscale], %[ftmp9] \n\t" |
|
"psrlh %[ftmp0], %[ftmp0], %[ftmp3] \n\t" |
|
"packsswh %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
|
"packsswh %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
|
"or %[addr0], %[nCoeffs], $0 \n\t" |
|
".p2align 4 \n\t" |
|
|
|
"1: \n\t" |
|
MMI_LDXC1(%[ftmp1], %[addr0], %[block], 0x00) |
|
MMI_LDXC1(%[ftmp2], %[addr0], %[block], 0x08) |
|
"mov.d %[ftmp3], %[ftmp1] \n\t" |
|
"mov.d %[ftmp4], %[ftmp2] \n\t" |
|
MMI_LDXC1(%[ftmp5], %[addr0], %[quant], 0x00) |
|
MMI_LDXC1(%[ftmp6], %[addr0], %[quant], 0x08) |
|
"pmullh %[ftmp5], %[ftmp5], %[ftmp9] \n\t" |
|
"pmullh %[ftmp6], %[ftmp6], %[ftmp9] \n\t" |
|
"xor %[ftmp7], %[ftmp7], %[ftmp7] \n\t" |
|
"xor %[ftmp8], %[ftmp8], %[ftmp8] \n\t" |
|
"pcmpgth %[ftmp7], %[ftmp7], %[ftmp1] \n\t" |
|
"pcmpgth %[ftmp8], %[ftmp8], %[ftmp2] \n\t" |
|
"xor %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"psubh %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"pmullh %[ftmp1], %[ftmp1], %[ftmp5] \n\t" |
|
"pmullh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" |
|
"xor %[ftmp5], %[ftmp5], %[ftmp5] \n\t" |
|
"xor %[ftmp6], %[ftmp6], %[ftmp6] \n\t" |
|
"pcmpeqh %[ftmp5], %[ftmp5], %[ftmp3] \n\t" |
|
"dli %[tmp0], 0x03 \n\t" |
|
"pcmpeqh %[ftmp6] , %[ftmp6], %[ftmp4] \n\t" |
|
"mtc1 %[tmp0], %[ftmp3] \n\t" |
|
"psrah %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
|
"psrah %[ftmp2], %[ftmp2], %[ftmp3] \n\t" |
|
"xor %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
|
"xor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"psubh %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
|
"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
|
"pandn %[ftmp5], %[ftmp5], %[ftmp1] \n\t" |
|
"pandn %[ftmp6], %[ftmp6], %[ftmp2] \n\t" |
|
MMI_SDXC1(%[ftmp5], %[addr0], %[block], 0x00) |
|
MMI_SDXC1(%[ftmp6], %[addr0], %[block], 0x08) |
|
PTR_ADDIU "%[addr0], %[addr0], 0x10 \n\t" |
|
"blez %[addr0], 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]), |
|
[tmp0]"=&r"(tmp[0]), |
|
RESTRICT_ASM_ALL64 |
|
RESTRICT_ASM_ADDRT |
|
[addr0]"=&r"(addr[0]) |
|
: [block]"r"((mips_reg)(block+nCoeffs)), |
|
[quant]"r"((mips_reg)(quant_matrix+nCoeffs)), |
|
[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
|
[qscale]"r"(qscale) |
|
: "memory" |
|
); |
|
|
|
block[0]= block0; |
|
} |
|
|
|
void ff_denoise_dct_mmi(MpegEncContext *s, int16_t *block) |
|
{ |
|
const int intra = s->mb_intra; |
|
int *sum = s->dct_error_sum[intra]; |
|
uint16_t *offset = s->dct_offset[intra]; |
|
double ftmp[8]; |
|
mips_reg addr[1]; |
|
DECLARE_VAR_ALL64; |
|
|
|
s->dct_count[intra]++; |
|
|
|
__asm__ volatile( |
|
"xor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
|
"1: \n\t" |
|
MMI_LDC1(%[ftmp1], %[block], 0x00) |
|
"xor %[ftmp2], %[ftmp2], %[ftmp2] \n\t" |
|
MMI_LDC1(%[ftmp3], %[block], 0x08) |
|
"xor %[ftmp4], %[ftmp4], %[ftmp4] \n\t" |
|
"pcmpgth %[ftmp2], %[ftmp2], %[ftmp1] \n\t" |
|
"pcmpgth %[ftmp4], %[ftmp4], %[ftmp3] \n\t" |
|
"xor %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
|
"psubh %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
|
MMI_LDC1(%[ftmp6], %[offset], 0x00) |
|
"mov.d %[ftmp5], %[ftmp1] \n\t" |
|
"psubush %[ftmp1], %[ftmp1], %[ftmp6] \n\t" |
|
MMI_LDC1(%[ftmp6], %[offset], 0x08) |
|
"mov.d %[ftmp7], %[ftmp3] \n\t" |
|
"psubush %[ftmp3], %[ftmp3], %[ftmp6] \n\t" |
|
"xor %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
|
"xor %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
|
"psubh %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
|
"psubh %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
|
MMI_SDC1(%[ftmp1], %[block], 0x00) |
|
MMI_SDC1(%[ftmp3], %[block], 0x08) |
|
"mov.d %[ftmp1], %[ftmp5] \n\t" |
|
"mov.d %[ftmp3], %[ftmp7] \n\t" |
|
"punpcklhw %[ftmp5], %[ftmp5], %[ftmp0] \n\t" |
|
"punpckhhw %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
|
"punpcklhw %[ftmp7], %[ftmp7], %[ftmp0] \n\t" |
|
"punpckhhw %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
|
MMI_LDC1(%[ftmp2], %[sum], 0x00) |
|
"paddw %[ftmp5], %[ftmp5], %[ftmp2] \n\t" |
|
MMI_LDC1(%[ftmp2], %[sum], 0x08) |
|
"paddw %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
|
MMI_LDC1(%[ftmp2], %[sum], 0x10) |
|
"paddw %[ftmp7], %[ftmp7], %[ftmp2] \n\t" |
|
MMI_LDC1(%[ftmp2], %[sum], 0x18) |
|
"paddw %[ftmp3], %[ftmp3], %[ftmp2] \n\t" |
|
MMI_SDC1(%[ftmp5], %[sum], 0x00) |
|
MMI_SDC1(%[ftmp1], %[sum], 0x08) |
|
MMI_SDC1(%[ftmp7], %[sum], 0x10) |
|
MMI_SDC1(%[ftmp3], %[sum], 0x18) |
|
PTR_ADDIU "%[block], %[block], 0x10 \n\t" |
|
PTR_ADDIU "%[sum], %[sum], 0x20 \n\t" |
|
PTR_SUBU "%[addr0], %[block1], %[block] \n\t" |
|
PTR_ADDIU "%[offset], %[offset], 0x10 \n\t" |
|
"bgtz %[addr0], 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]), |
|
RESTRICT_ASM_ALL64 |
|
[addr0]"=&r"(addr[0]), |
|
[block]"+&r"(block), [sum]"+&r"(sum), |
|
[offset]"+&r"(offset) |
|
: [block1]"r"(block+64) |
|
: "memory" |
|
); |
|
}
|
|
|