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508 lines
26 KiB
508 lines
26 KiB
/* |
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* Loongson SIMD optimized mpegvideo |
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* |
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* Copyright (c) 2015 Loongson Technology Corporation Limited |
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* Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.cn> |
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* Zhang Shuangshuang <zhangshuangshuang@ict.ac.cn> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "mpegvideo_mips.h" |
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#include "libavutil/mips/mmiutils.h" |
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void ff_dct_unquantize_h263_intra_mmi(MpegEncContext *s, int16_t *block, |
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int n, int qscale) |
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{ |
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int64_t level, nCoeffs; |
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double ftmp[6]; |
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mips_reg addr[1]; |
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union mmi_intfloat64 qmul_u, qadd_u; |
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DECLARE_VAR_ALL64; |
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qmul_u.i = qscale << 1; |
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av_assert2(s->block_last_index[n]>=0 || s->h263_aic); |
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if (!s->h263_aic) { |
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if (n<4) |
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level = block[0] * s->y_dc_scale; |
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else |
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level = block[0] * s->c_dc_scale; |
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qadd_u.i = (qscale-1) | 1; |
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} else { |
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qadd_u.i = 0; |
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level = block[0]; |
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} |
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if(s->ac_pred) |
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nCoeffs = 63; |
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else |
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nCoeffs = s->inter_scantable.raster_end[s->block_last_index[n]]; |
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__asm__ volatile ( |
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"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
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"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
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"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
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"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
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"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
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"psubh %[ftmp0], %[ftmp0], %[qadd] \n\t" |
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"pxor %[ftmp5], %[ftmp5], %[ftmp5] \n\t" |
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".p2align 4 \n\t" |
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"1: \n\t" |
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PTR_ADDU "%[addr0], %[block], %[nCoeffs] \n\t" |
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MMI_LDC1(%[ftmp1], %[addr0], 0x00) |
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MMI_LDC1(%[ftmp2], %[addr0], 0x08) |
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"mov.d %[ftmp3], %[ftmp1] \n\t" |
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"mov.d %[ftmp4], %[ftmp2] \n\t" |
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"pmullh %[ftmp1], %[ftmp1], %[qmul] \n\t" |
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"pmullh %[ftmp2], %[ftmp2], %[qmul] \n\t" |
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"pcmpgth %[ftmp3], %[ftmp3], %[ftmp5] \n\t" |
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"pcmpgth %[ftmp4], %[ftmp4], %[ftmp5] \n\t" |
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"pxor %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
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"paddh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
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"paddh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp1] \n\t" |
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"pxor %[ftmp4], %[ftmp4], %[ftmp2] \n\t" |
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"pcmpeqh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
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"pcmpeqh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"pandn %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
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"pandn %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
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PTR_ADDIU "%[nCoeffs], %[nCoeffs], 0x10 \n\t" |
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MMI_SDC1(%[ftmp1], %[addr0], 0x00) |
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MMI_SDC1(%[ftmp2], %[addr0], 0x08) |
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"blez %[nCoeffs], 1b \n\t" |
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), |
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[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), |
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[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]), |
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RESTRICT_ASM_ALL64 |
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[addr0]"=&r"(addr[0]) |
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: [block]"r"((mips_reg)(block+nCoeffs)), |
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[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
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[qmul]"f"(qmul_u.f), [qadd]"f"(qadd_u.f) |
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: "memory" |
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); |
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block[0] = level; |
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} |
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void ff_dct_unquantize_h263_inter_mmi(MpegEncContext *s, int16_t *block, |
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int n, int qscale) |
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{ |
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int64_t nCoeffs; |
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double ftmp[6]; |
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mips_reg addr[1]; |
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union mmi_intfloat64 qmul_u, qadd_u; |
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DECLARE_VAR_ALL64; |
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qmul_u.i = qscale << 1; |
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qadd_u.i = (qscale - 1) | 1; |
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av_assert2(s->block_last_index[n]>=0 || s->h263_aic); |
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nCoeffs = s->inter_scantable.raster_end[s->block_last_index[n]]; |
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__asm__ volatile ( |
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"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
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"packsswh %[qmul], %[qmul], %[qmul] \n\t" |
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"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
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"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
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"packsswh %[qadd], %[qadd], %[qadd] \n\t" |
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"psubh %[ftmp0], %[ftmp0], %[qadd] \n\t" |
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"pxor %[ftmp5], %[ftmp5], %[ftmp5] \n\t" |
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".p2align 4 \n\t" |
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"1: \n\t" |
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PTR_ADDU "%[addr0], %[block], %[nCoeffs] \n\t" |
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MMI_LDC1(%[ftmp1], %[addr0], 0x00) |
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MMI_LDC1(%[ftmp2], %[addr0], 0x08) |
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"mov.d %[ftmp3], %[ftmp1] \n\t" |
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"mov.d %[ftmp4], %[ftmp2] \n\t" |
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"pmullh %[ftmp1], %[ftmp1], %[qmul] \n\t" |
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"pmullh %[ftmp2], %[ftmp2], %[qmul] \n\t" |
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"pcmpgth %[ftmp3], %[ftmp3], %[ftmp5] \n\t" |
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"pcmpgth %[ftmp4], %[ftmp4], %[ftmp5] \n\t" |
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"pxor %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
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"paddh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
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"paddh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp1] \n\t" |
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"pxor %[ftmp4], %[ftmp4], %[ftmp2] \n\t" |
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"pcmpeqh %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
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"pcmpeqh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"pandn %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
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"pandn %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
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PTR_ADDIU "%[nCoeffs], %[nCoeffs], 0x10 \n\t" |
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MMI_SDC1(%[ftmp1], %[addr0], 0x00) |
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MMI_SDC1(%[ftmp2], %[addr0], 0x08) |
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"blez %[nCoeffs], 1b \n\t" |
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), |
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[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), |
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[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]), |
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RESTRICT_ASM_ALL64 |
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[addr0]"=&r"(addr[0]) |
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: [block]"r"((mips_reg)(block+nCoeffs)), |
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[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
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[qmul]"f"(qmul_u.f), [qadd]"f"(qadd_u.f) |
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: "memory" |
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); |
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} |
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void ff_dct_unquantize_mpeg1_intra_mmi(MpegEncContext *s, int16_t *block, |
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int n, int qscale) |
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{ |
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int64_t nCoeffs; |
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const uint16_t *quant_matrix; |
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int block0; |
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double ftmp[10]; |
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uint64_t tmp[1]; |
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mips_reg addr[1]; |
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DECLARE_VAR_ALL64; |
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DECLARE_VAR_ADDRT; |
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av_assert2(s->block_last_index[n]>=0); |
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nCoeffs = s->intra_scantable.raster_end[s->block_last_index[n]] + 1; |
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if (n<4) |
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block0 = block[0] * s->y_dc_scale; |
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else |
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block0 = block[0] * s->c_dc_scale; |
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/* XXX: only mpeg1 */ |
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quant_matrix = s->intra_matrix; |
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__asm__ volatile ( |
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"dli %[tmp0], 0x0f \n\t" |
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"pcmpeqh %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
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"dmtc1 %[tmp0], %[ftmp4] \n\t" |
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"dmtc1 %[qscale], %[ftmp1] \n\t" |
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"psrlh %[ftmp0], %[ftmp0], %[ftmp4] \n\t" |
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"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
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"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
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"or %[addr0], %[nCoeffs], $0 \n\t" |
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".p2align 4 \n\t" |
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"1: \n\t" |
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MMI_LDXC1(%[ftmp2], %[addr0], %[block], 0x00) |
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MMI_LDXC1(%[ftmp3], %[addr0], %[block], 0x08) |
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"mov.d %[ftmp4], %[ftmp2] \n\t" |
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"mov.d %[ftmp5], %[ftmp3] \n\t" |
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MMI_LDXC1(%[ftmp6], %[addr0], %[quant], 0x00) |
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MMI_LDXC1(%[ftmp7], %[addr0], %[quant], 0x08) |
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"pmullh %[ftmp6], %[ftmp6], %[ftmp1] \n\t" |
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"pmullh %[ftmp7], %[ftmp7], %[ftmp1] \n\t" |
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"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t" |
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"pxor %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
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"pcmpgth %[ftmp8], %[ftmp8], %[ftmp2] \n\t" |
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"pcmpgth %[ftmp9], %[ftmp9], %[ftmp3] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"pmullh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" |
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"pmullh %[ftmp3], %[ftmp3], %[ftmp7] \n\t" |
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"pxor %[ftmp6], %[ftmp6], %[ftmp6] \n\t" |
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"pxor %[ftmp7], %[ftmp7], %[ftmp7] \n\t" |
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"pcmpeqh %[ftmp6], %[ftmp6], %[ftmp4] \n\t" |
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"dli %[tmp0], 0x03 \n\t" |
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"pcmpeqh %[ftmp7], %[ftmp7], %[ftmp5] \n\t" |
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"dmtc1 %[tmp0], %[ftmp4] \n\t" |
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"psrah %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
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"psrah %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
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"por %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"por %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"pandn %[ftmp6], %[ftmp6], %[ftmp2] \n\t" |
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"pandn %[ftmp7], %[ftmp7], %[ftmp3] \n\t" |
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MMI_SDXC1(%[ftmp6], %[addr0], %[block], 0x00) |
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MMI_SDXC1(%[ftmp7], %[addr0], %[block], 0x08) |
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PTR_ADDIU "%[addr0], %[addr0], 0x10 \n\t" |
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"bltz %[addr0], 1b \n\t" |
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), |
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[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), |
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[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]), |
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[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]), |
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[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]), |
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[tmp0]"=&r"(tmp[0]), |
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RESTRICT_ASM_ALL64 |
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RESTRICT_ASM_ADDRT |
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[addr0]"=&r"(addr[0]) |
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: [block]"r"((mips_reg)(block+nCoeffs)), |
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[quant]"r"((mips_reg)(quant_matrix+nCoeffs)), |
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[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
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[qscale]"r"(qscale) |
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: "memory" |
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); |
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block[0] = block0; |
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} |
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void ff_dct_unquantize_mpeg1_inter_mmi(MpegEncContext *s, int16_t *block, |
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int n, int qscale) |
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{ |
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int64_t nCoeffs; |
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const uint16_t *quant_matrix; |
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double ftmp[10]; |
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uint64_t tmp[1]; |
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mips_reg addr[1]; |
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DECLARE_VAR_ALL64; |
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DECLARE_VAR_ADDRT; |
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av_assert2(s->block_last_index[n] >= 0); |
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nCoeffs = s->intra_scantable.raster_end[s->block_last_index[n]] + 1; |
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quant_matrix = s->inter_matrix; |
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__asm__ volatile ( |
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"dli %[tmp0], 0x0f \n\t" |
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"pcmpeqh %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
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"dmtc1 %[tmp0], %[ftmp4] \n\t" |
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"dmtc1 %[qscale], %[ftmp1] \n\t" |
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"psrlh %[ftmp0], %[ftmp0], %[ftmp4] \n\t" |
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"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
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"packsswh %[ftmp1], %[ftmp1], %[ftmp1] \n\t" |
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"or %[addr0], %[nCoeffs], $0 \n\t" |
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".p2align 4 \n\t" |
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"1: \n\t" |
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MMI_LDXC1(%[ftmp2], %[addr0], %[block], 0x00) |
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MMI_LDXC1(%[ftmp3], %[addr0], %[block], 0x08) |
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"mov.d %[ftmp4], %[ftmp2] \n\t" |
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"mov.d %[ftmp5], %[ftmp3] \n\t" |
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MMI_LDXC1(%[ftmp6], %[addr0], %[quant], 0x00) |
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MMI_LDXC1(%[ftmp7], %[addr0], %[quant], 0x08) |
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"pmullh %[ftmp6], %[ftmp6], %[ftmp1] \n\t" |
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"pmullh %[ftmp7], %[ftmp7], %[ftmp1] \n\t" |
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"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t" |
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"pxor %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
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"pcmpgth %[ftmp8], %[ftmp8], %[ftmp2] \n\t" |
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"pcmpgth %[ftmp9], %[ftmp9], %[ftmp3] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"paddh %[ftmp2], %[ftmp2], %[ftmp2] \n\t" |
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"paddh %[ftmp3], %[ftmp3], %[ftmp3] \n\t" |
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"paddh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"paddh %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
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"pmullh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" |
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"pmullh %[ftmp3], %[ftmp3], %[ftmp7] \n\t" |
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"pxor %[ftmp6], %[ftmp6], %[ftmp6] \n\t" |
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"pxor %[ftmp7], %[ftmp7], %[ftmp7] \n\t" |
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"pcmpeqh %[ftmp6], %[ftmp6], %[ftmp4] \n\t" |
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"dli %[tmp0], 0x04 \n\t" |
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"pcmpeqh %[ftmp7], %[ftmp7], %[ftmp5] \n\t" |
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"dmtc1 %[tmp0], %[ftmp4] \n\t" |
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"psrah %[ftmp2], %[ftmp2], %[ftmp4] \n\t" |
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"psrah %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
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"por %[ftmp2], %[ftmp2], %[ftmp0] \n\t" |
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"por %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp9] \n\t" |
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"pandn %[ftmp6], %[ftmp6], %[ftmp2] \n\t" |
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"pandn %[ftmp7], %[ftmp7], %[ftmp3] \n\t" |
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MMI_SDXC1(%[ftmp6], %[addr0], %[block], 0x00) |
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MMI_SDXC1(%[ftmp7], %[addr0], %[block], 0x08) |
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PTR_ADDIU "%[addr0], %[addr0], 0x10 \n\t" |
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"bltz %[addr0], 1b \n\t" |
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), |
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[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), |
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[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]), |
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[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]), |
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[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]), |
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[tmp0]"=&r"(tmp[0]), |
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RESTRICT_ASM_ALL64 |
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RESTRICT_ASM_ADDRT |
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[addr0]"=&r"(addr[0]) |
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: [block]"r"((mips_reg)(block+nCoeffs)), |
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[quant]"r"((mips_reg)(quant_matrix+nCoeffs)), |
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[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
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[qscale]"r"(qscale) |
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: "memory" |
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); |
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} |
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void ff_dct_unquantize_mpeg2_intra_mmi(MpegEncContext *s, int16_t *block, |
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int n, int qscale) |
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{ |
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uint64_t nCoeffs; |
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const uint16_t *quant_matrix; |
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int block0; |
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double ftmp[10]; |
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uint64_t tmp[1]; |
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mips_reg addr[1]; |
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DECLARE_VAR_ALL64; |
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DECLARE_VAR_ADDRT; |
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assert(s->block_last_index[n]>=0); |
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if (s->alternate_scan) |
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nCoeffs = 63; |
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else |
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nCoeffs = s->intra_scantable.raster_end[s->block_last_index[n]]; |
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if (n < 4) |
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block0 = block[0] * s->y_dc_scale; |
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else |
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block0 = block[0] * s->c_dc_scale; |
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quant_matrix = s->intra_matrix; |
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__asm__ volatile ( |
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"dli %[tmp0], 0x0f \n\t" |
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"pcmpeqh %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
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"mtc1 %[tmp0], %[ftmp3] \n\t" |
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"mtc1 %[qscale], %[ftmp9] \n\t" |
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"psrlh %[ftmp0], %[ftmp0], %[ftmp3] \n\t" |
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"packsswh %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
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"packsswh %[ftmp9], %[ftmp9], %[ftmp9] \n\t" |
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"or %[addr0], %[nCoeffs], $0 \n\t" |
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".p2align 4 \n\t" |
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"1: \n\t" |
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MMI_LDXC1(%[ftmp1], %[addr0], %[block], 0x00) |
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MMI_LDXC1(%[ftmp2], %[addr0], %[block], 0x08) |
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"mov.d %[ftmp3], %[ftmp1] \n\t" |
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"mov.d %[ftmp4], %[ftmp2] \n\t" |
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MMI_LDXC1(%[ftmp5], %[addr0], %[quant], 0x00) |
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MMI_LDXC1(%[ftmp6], %[addr0], %[quant], 0x08) |
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"pmullh %[ftmp5], %[ftmp5], %[ftmp9] \n\t" |
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"pmullh %[ftmp6], %[ftmp6], %[ftmp9] \n\t" |
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"pxor %[ftmp7], %[ftmp7], %[ftmp7] \n\t" |
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"pxor %[ftmp8], %[ftmp8], %[ftmp8] \n\t" |
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"pcmpgth %[ftmp7], %[ftmp7], %[ftmp1] \n\t" |
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"pcmpgth %[ftmp8], %[ftmp8], %[ftmp2] \n\t" |
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"pxor %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"psubh %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"pmullh %[ftmp1], %[ftmp1], %[ftmp5] \n\t" |
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"pmullh %[ftmp2], %[ftmp2], %[ftmp6] \n\t" |
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"pxor %[ftmp5], %[ftmp5], %[ftmp5] \n\t" |
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"pxor %[ftmp6], %[ftmp6], %[ftmp6] \n\t" |
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"pcmpeqh %[ftmp5], %[ftmp5], %[ftmp3] \n\t" |
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"dli %[tmp0], 0x03 \n\t" |
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"pcmpeqh %[ftmp6] , %[ftmp6], %[ftmp4] \n\t" |
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"mtc1 %[tmp0], %[ftmp3] \n\t" |
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"psrah %[ftmp1], %[ftmp1], %[ftmp3] \n\t" |
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"psrah %[ftmp2], %[ftmp2], %[ftmp3] \n\t" |
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"pxor %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
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"pxor %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"psubh %[ftmp1], %[ftmp1], %[ftmp7] \n\t" |
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"psubh %[ftmp2], %[ftmp2], %[ftmp8] \n\t" |
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"pandn %[ftmp5], %[ftmp5], %[ftmp1] \n\t" |
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"pandn %[ftmp6], %[ftmp6], %[ftmp2] \n\t" |
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MMI_SDXC1(%[ftmp5], %[addr0], %[block], 0x00) |
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MMI_SDXC1(%[ftmp6], %[addr0], %[block], 0x08) |
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PTR_ADDIU "%[addr0], %[addr0], 0x10 \n\t" |
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"blez %[addr0], 1b \n\t" |
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), |
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[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), |
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[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]), |
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[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]), |
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[ftmp8]"=&f"(ftmp[8]), [ftmp9]"=&f"(ftmp[9]), |
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[tmp0]"=&r"(tmp[0]), |
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RESTRICT_ASM_ALL64 |
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RESTRICT_ASM_ADDRT |
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[addr0]"=&r"(addr[0]) |
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: [block]"r"((mips_reg)(block+nCoeffs)), |
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[quant]"r"((mips_reg)(quant_matrix+nCoeffs)), |
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[nCoeffs]"r"((mips_reg)(2*(-nCoeffs))), |
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[qscale]"r"(qscale) |
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: "memory" |
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); |
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block[0]= block0; |
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} |
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void ff_denoise_dct_mmi(MpegEncContext *s, int16_t *block) |
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{ |
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const int intra = s->mb_intra; |
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int *sum = s->dct_error_sum[intra]; |
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uint16_t *offset = s->dct_offset[intra]; |
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double ftmp[8]; |
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mips_reg addr[1]; |
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DECLARE_VAR_ALL64; |
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s->dct_count[intra]++; |
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__asm__ volatile( |
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"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" |
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"1: \n\t" |
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MMI_LDC1(%[ftmp1], %[block], 0x00) |
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"pxor %[ftmp2], %[ftmp2], %[ftmp2] \n\t" |
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MMI_LDC1(%[ftmp3], %[block], 0x08) |
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"pxor %[ftmp4], %[ftmp4], %[ftmp4] \n\t" |
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"pcmpgth %[ftmp2], %[ftmp2], %[ftmp1] \n\t" |
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"pcmpgth %[ftmp4], %[ftmp4], %[ftmp3] \n\t" |
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"pxor %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
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"psubh %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
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MMI_LDC1(%[ftmp6], %[offset], 0x00) |
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"mov.d %[ftmp5], %[ftmp1] \n\t" |
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"psubush %[ftmp1], %[ftmp1], %[ftmp6] \n\t" |
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MMI_LDC1(%[ftmp6], %[offset], 0x08) |
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"mov.d %[ftmp7], %[ftmp3] \n\t" |
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"psubush %[ftmp3], %[ftmp3], %[ftmp6] \n\t" |
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"pxor %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
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"pxor %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
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"psubh %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
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"psubh %[ftmp3], %[ftmp3], %[ftmp4] \n\t" |
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MMI_SDC1(%[ftmp1], %[block], 0x00) |
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MMI_SDC1(%[ftmp3], %[block], 0x08) |
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"mov.d %[ftmp1], %[ftmp5] \n\t" |
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"mov.d %[ftmp3], %[ftmp7] \n\t" |
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"punpcklhw %[ftmp5], %[ftmp5], %[ftmp0] \n\t" |
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"punpckhhw %[ftmp1], %[ftmp1], %[ftmp0] \n\t" |
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"punpcklhw %[ftmp7], %[ftmp7], %[ftmp0] \n\t" |
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"punpckhhw %[ftmp3], %[ftmp3], %[ftmp0] \n\t" |
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MMI_LDC1(%[ftmp2], %[sum], 0x00) |
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"paddw %[ftmp5], %[ftmp5], %[ftmp2] \n\t" |
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MMI_LDC1(%[ftmp2], %[sum], 0x08) |
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"paddw %[ftmp1], %[ftmp1], %[ftmp2] \n\t" |
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MMI_LDC1(%[ftmp2], %[sum], 0x10) |
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"paddw %[ftmp7], %[ftmp7], %[ftmp2] \n\t" |
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MMI_LDC1(%[ftmp2], %[sum], 0x18) |
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"paddw %[ftmp3], %[ftmp3], %[ftmp2] \n\t" |
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MMI_SDC1(%[ftmp5], %[sum], 0x00) |
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MMI_SDC1(%[ftmp1], %[sum], 0x08) |
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MMI_SDC1(%[ftmp7], %[sum], 0x10) |
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MMI_SDC1(%[ftmp3], %[sum], 0x18) |
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PTR_ADDIU "%[block], %[block], 0x10 \n\t" |
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PTR_ADDIU "%[sum], %[sum], 0x20 \n\t" |
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PTR_SUBU "%[addr0], %[block1], %[block] \n\t" |
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PTR_ADDIU "%[offset], %[offset], 0x10 \n\t" |
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"bgtz %[addr0], 1b \n\t" |
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: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), |
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[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), |
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[ftmp4]"=&f"(ftmp[4]), [ftmp5]"=&f"(ftmp[5]), |
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[ftmp6]"=&f"(ftmp[6]), [ftmp7]"=&f"(ftmp[7]), |
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RESTRICT_ASM_ALL64 |
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[addr0]"=&r"(addr[0]), |
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[block]"+&r"(block), [sum]"+&r"(sum), |
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[offset]"+&r"(offset) |
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: [block1]"r"(block+64) |
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: "memory" |
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); |
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}
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