/* * Loongson SIMD optimized idctdsp * * Copyright (c) 2015 Loongson Technology Corporation Limited * Copyright (c) 2015 Zhou Xiaoyong <zhouxiaoyong@loongson.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 "idctdsp_mips.h" #include "constants.h" #include "libavutil/mips/mmiutils.h" void ff_put_pixels_clamped_mmi(const int16_t *block, uint8_t *av_restrict pixels, ptrdiff_t line_size) { double ftmp[8]; __asm__ volatile ( MMI_LDC1(%[ftmp0], %[block], 0x00) MMI_LDC1(%[ftmp1], %[block], 0x08) MMI_LDC1(%[ftmp2], %[block], 0x10) MMI_LDC1(%[ftmp3], %[block], 0x18) MMI_LDC1(%[ftmp4], %[block], 0x20) MMI_LDC1(%[ftmp5], %[block], 0x28) MMI_LDC1(%[ftmp6], %[block], 0x30) MMI_LDC1(%[ftmp7], %[block], 0x38) "packushb %[ftmp0], %[ftmp0], %[ftmp1] \n\t" "packushb %[ftmp2], %[ftmp2], %[ftmp3] \n\t" "packushb %[ftmp4], %[ftmp4], %[ftmp5] \n\t" "packushb %[ftmp6], %[ftmp6], %[ftmp7] \n\t" MMI_SDC1(%[ftmp0], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp2], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp4], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp6], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_LDC1(%[ftmp0], %[block], 0x40) MMI_LDC1(%[ftmp1], %[block], 0x48) MMI_LDC1(%[ftmp2], %[block], 0x50) MMI_LDC1(%[ftmp3], %[block], 0x58) MMI_LDC1(%[ftmp4], %[block], 0x60) MMI_LDC1(%[ftmp5], %[block], 0x68) MMI_LDC1(%[ftmp6], %[block], 0x70) MMI_LDC1(%[ftmp7], %[block], 0x78) "packushb %[ftmp0], %[ftmp0], %[ftmp1] \n\t" "packushb %[ftmp2], %[ftmp2], %[ftmp3] \n\t" "packushb %[ftmp4], %[ftmp4], %[ftmp5] \n\t" "packushb %[ftmp6], %[ftmp6], %[ftmp7] \n\t" MMI_SDC1(%[ftmp0], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp2], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp4], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp6], %[pixels], 0x00) : [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]), [pixels]"+&r"(pixels) : [line_size]"r"((mips_reg)line_size), [block]"r"(block) : "memory" ); } void ff_put_signed_pixels_clamped_mmi(const int16_t *block, uint8_t *av_restrict pixels, ptrdiff_t line_size) { double ftmp[5]; __asm__ volatile ( MMI_LDC1(%[ftmp1], %[block], 0x00) MMI_LDC1(%[ftmp0], %[block], 0x08) "packsshb %[ftmp1], %[ftmp1], %[ftmp0] \n\t" MMI_LDC1(%[ftmp2], %[block], 0x10) MMI_LDC1(%[ftmp0], %[block], 0x18) "packsshb %[ftmp2], %[ftmp2], %[ftmp0] \n\t" MMI_LDC1(%[ftmp3], %[block], 0x20) MMI_LDC1(%[ftmp0], %[block], 0x28) "packsshb %[ftmp3], %[ftmp3], %[ftmp0] \n\t" MMI_LDC1(%[ftmp4], %[block], 0x30) MMI_LDC1(%[ftmp0], %[block], 0x38) "packsshb %[ftmp4], %[ftmp4], %[ftmp0] \n\t" "paddb %[ftmp1], %[ftmp1], %[ff_pb_80] \n\t" "paddb %[ftmp2], %[ftmp2], %[ff_pb_80] \n\t" "paddb %[ftmp3], %[ftmp3], %[ff_pb_80] \n\t" "paddb %[ftmp4], %[ftmp4], %[ff_pb_80] \n\t" MMI_SDC1(%[ftmp1], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp2], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp3], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp4], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_LDC1(%[ftmp1], %[block], 0x40) MMI_LDC1(%[ftmp0], %[block], 0x48) "packsshb %[ftmp1], %[ftmp1], %[ftmp0] \n\t" MMI_LDC1(%[ftmp2], %[block], 0x50) MMI_LDC1(%[ftmp0], %[block], 0x58) "packsshb %[ftmp2], %[ftmp2], %[ftmp0] \n\t" MMI_LDC1(%[ftmp3], %[block], 0x60) MMI_LDC1(%[ftmp0], %[block], 0x68) "packsshb %[ftmp3], %[ftmp3], %[ftmp0] \n\t" MMI_LDC1(%[ftmp4], %[block], 0x70) MMI_LDC1(%[ftmp0], %[block], 0x78) "packsshb %[ftmp4], %[ftmp4], %[ftmp0] \n\t" "paddb %[ftmp1], %[ftmp1], %[ff_pb_80] \n\t" "paddb %[ftmp2], %[ftmp2], %[ff_pb_80] \n\t" "paddb %[ftmp3], %[ftmp3], %[ff_pb_80] \n\t" "paddb %[ftmp4], %[ftmp4], %[ff_pb_80] \n\t" MMI_SDC1(%[ftmp1], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp2], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp3], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp4], %[pixels], 0x00) : [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]), [ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]), [ftmp4]"=&f"(ftmp[4]), [pixels]"+&r"(pixels) : [block]"r"(block), [line_size]"r"((mips_reg)line_size), [ff_pb_80]"f"(ff_pb_80.f) : "memory" ); } void ff_add_pixels_clamped_mmi(const int16_t *block, uint8_t *av_restrict pixels, ptrdiff_t line_size) { double ftmp[9]; uint64_t tmp[1]; __asm__ volatile ( "li %[tmp0], 0x04 \n\t" "pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t" "1: \n\t" MMI_LDC1(%[ftmp5], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_LDC1(%[ftmp6], %[pixels], 0x00) PTR_SUBU "%[pixels], %[pixels], %[line_size] \n\t" MMI_LDC1(%[ftmp1], %[block], 0x00) MMI_LDC1(%[ftmp2], %[block], 0x08) MMI_LDC1(%[ftmp3], %[block], 0x10) MMI_LDC1(%[ftmp4], %[block], 0x18) PTR_ADDIU "%[block], %[block], 0x20 \n\t" "punpckhbh %[ftmp7], %[ftmp5], %[ftmp0] \n\t" "punpcklbh %[ftmp5], %[ftmp5], %[ftmp0] \n\t" "punpckhbh %[ftmp8], %[ftmp6], %[ftmp0] \n\t" "punpcklbh %[ftmp6], %[ftmp6], %[ftmp0] \n\t" "paddh %[ftmp1], %[ftmp1], %[ftmp5] \n\t" "paddh %[ftmp2], %[ftmp2], %[ftmp7] \n\t" "paddh %[ftmp3], %[ftmp3], %[ftmp6] \n\t" "paddh %[ftmp4], %[ftmp4], %[ftmp8] \n\t" "packushb %[ftmp1], %[ftmp1], %[ftmp2] \n\t" "packushb %[ftmp3], %[ftmp3], %[ftmp4] \n\t" MMI_SDC1(%[ftmp1], %[pixels], 0x00) PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" MMI_SDC1(%[ftmp3], %[pixels], 0x00) "addi %[tmp0], %[tmp0], -0x01 \n\t" PTR_ADDU "%[pixels], %[pixels], %[line_size] \n\t" "bnez %[tmp0], 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]), [tmp0]"=&r"(tmp[0]), [pixels]"+&r"(pixels), [block]"+&r"(block) : [line_size]"r"((mips_reg)line_size) : "memory" ); }