mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-28 20:53:54 +02:00
c00cd007e8
All versions of MSVC that support C11 (namely >= v19.27)
also support the restrict keyword, therefore av_restrict
is no longer necessary since 75697836b1.
Reviewed-by: Martin Storsjö <martin@martin.st>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
136 lines
6.2 KiB
C
136 lines
6.2 KiB
C
/*
|
|
* Loongson SIMD optimized pixblockdsp
|
|
*
|
|
* 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 "pixblockdsp_mips.h"
|
|
#include "libavutil/mips/asmdefs.h"
|
|
#include "libavutil/mips/mmiutils.h"
|
|
|
|
void ff_get_pixels_8_mmi(int16_t *restrict block, const uint8_t *pixels,
|
|
ptrdiff_t stride)
|
|
{
|
|
double ftmp[7];
|
|
DECLARE_VAR_ALL64;
|
|
DECLARE_VAR_ADDRT;
|
|
|
|
__asm__ volatile (
|
|
"pxor %[ftmp0], %[ftmp0], %[ftmp0] \n\t"
|
|
|
|
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
|
|
MMI_LDXC1(%[ftmp2], %[pixels], %[stride], 0x00)
|
|
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
|
|
MMI_SDC1(%[ftmp3], %[block], 0x00)
|
|
MMI_SDC1(%[ftmp4], %[block], 0x08)
|
|
MMI_SDC1(%[ftmp5], %[block], 0x10)
|
|
MMI_SDC1(%[ftmp6], %[block], 0x18)
|
|
PTR_ADDU "%[pixels], %[pixels], %[stride_x2] \n\t"
|
|
|
|
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
|
|
MMI_LDXC1(%[ftmp2], %[pixels], %[stride], 0x00)
|
|
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
|
|
MMI_SDC1(%[ftmp3], %[block], 0x20)
|
|
MMI_SDC1(%[ftmp4], %[block], 0x28)
|
|
MMI_SDC1(%[ftmp5], %[block], 0x30)
|
|
MMI_SDC1(%[ftmp6], %[block], 0x38)
|
|
PTR_ADDU "%[pixels], %[pixels], %[stride_x2] \n\t"
|
|
|
|
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
|
|
MMI_LDXC1(%[ftmp2], %[pixels], %[stride], 0x00)
|
|
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
|
|
MMI_SDC1(%[ftmp3], %[block], 0x40)
|
|
MMI_SDC1(%[ftmp4], %[block], 0x48)
|
|
MMI_SDC1(%[ftmp5], %[block], 0x50)
|
|
MMI_SDC1(%[ftmp6], %[block], 0x58)
|
|
PTR_ADDU "%[pixels], %[pixels], %[stride_x2] \n\t"
|
|
|
|
MMI_LDC1(%[ftmp1], %[pixels], 0x00)
|
|
MMI_LDXC1(%[ftmp2], %[pixels], %[stride], 0x00)
|
|
"punpcklbh %[ftmp3], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp4], %[ftmp1], %[ftmp0] \n\t"
|
|
"punpcklbh %[ftmp5], %[ftmp2], %[ftmp0] \n\t"
|
|
"punpckhbh %[ftmp6], %[ftmp2], %[ftmp0] \n\t"
|
|
MMI_SDC1(%[ftmp3], %[block], 0x60)
|
|
MMI_SDC1(%[ftmp4], %[block], 0x68)
|
|
MMI_SDC1(%[ftmp5], %[block], 0x70)
|
|
MMI_SDC1(%[ftmp6], %[block], 0x78)
|
|
: [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]),
|
|
RESTRICT_ASM_ALL64
|
|
RESTRICT_ASM_ADDRT
|
|
[pixels]"+&r"(pixels)
|
|
: [block]"r"((mips_reg)block), [stride]"r"((mips_reg)stride),
|
|
[stride_x2]"r"((mips_reg)(stride<<1))
|
|
: "memory"
|
|
);
|
|
}
|
|
|
|
void ff_diff_pixels_mmi(int16_t *restrict block, const uint8_t *src1,
|
|
const uint8_t *src2, ptrdiff_t stride)
|
|
{
|
|
double ftmp[5];
|
|
mips_reg tmp[1];
|
|
DECLARE_VAR_ALL64;
|
|
|
|
__asm__ volatile (
|
|
"li %[tmp0], 0x08 \n\t"
|
|
"pxor %[ftmp4], %[ftmp4], %[ftmp4] \n\t"
|
|
"1: \n\t"
|
|
MMI_LDC1(%[ftmp0], %[src1], 0x00)
|
|
"por %[ftmp1], %[ftmp0], %[ftmp0] \n\t"
|
|
MMI_LDC1(%[ftmp2], %[src2], 0x00)
|
|
"por %[ftmp3], %[ftmp2], %[ftmp2] \n\t"
|
|
"punpcklbh %[ftmp0], %[ftmp0], %[ftmp4] \n\t"
|
|
"punpckhbh %[ftmp1], %[ftmp1], %[ftmp4] \n\t"
|
|
"punpcklbh %[ftmp2], %[ftmp2], %[ftmp4] \n\t"
|
|
"punpckhbh %[ftmp3], %[ftmp3], %[ftmp4] \n\t"
|
|
"psubh %[ftmp0], %[ftmp0], %[ftmp2] \n\t"
|
|
"psubh %[ftmp1], %[ftmp1], %[ftmp3] \n\t"
|
|
MMI_SDC1(%[ftmp0], %[block], 0x00)
|
|
MMI_SDC1(%[ftmp1], %[block], 0x08)
|
|
PTR_ADDI "%[tmp0], %[tmp0], -0x01 \n\t"
|
|
PTR_ADDIU "%[block], %[block], 0x10 \n\t"
|
|
PTR_ADDU "%[src1], %[src1], %[stride] \n\t"
|
|
PTR_ADDU "%[src2], %[src2], %[stride] \n\t"
|
|
"bgtz %[tmp0], 1b \n\t"
|
|
: [ftmp0]"=&f"(ftmp[0]), [ftmp1]"=&f"(ftmp[1]),
|
|
[ftmp2]"=&f"(ftmp[2]), [ftmp3]"=&f"(ftmp[3]),
|
|
[ftmp4]"=&f"(ftmp[4]),
|
|
[tmp0]"=&r"(tmp[0]),
|
|
RESTRICT_ASM_ALL64
|
|
[block]"+&r"(block), [src1]"+&r"(src1),
|
|
[src2]"+&r"(src2)
|
|
: [stride]"r"((mips_reg)stride)
|
|
: "memory"
|
|
);
|
|
}
|