| /* |
| * 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" |
| ); |
| } |
