| ; ***************************************************************************** |
| ; * Provide SIMD optimizations for add_residual functions for HEVC decoding |
| ; * Copyright (c) 2014 Pierre-Edouard LEPERE |
| ; * |
| ; * 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 "libavutil/x86/x86util.asm" |
| |
| SECTION .text |
| |
| cextern pw_1023 |
| %define max_pixels_10 pw_1023 |
| |
| ; the add_res macros and functions were largely inspired by h264_idct.asm from the x264 project |
| %macro ADD_RES_MMX_4_8 0 |
| mova m0, [r1] |
| mova m2, [r1+8] |
| pxor m1, m1 |
| pxor m3, m3 |
| psubw m1, m0 |
| psubw m3, m2 |
| packuswb m0, m2 |
| packuswb m1, m3 |
| |
| movd m2, [r0] |
| movd m3, [r0+r2] |
| punpckldq m2, m3 |
| paddusb m0, m2 |
| psubusb m0, m1 |
| movd [r0], m0 |
| psrlq m0, 32 |
| movd [r0+r2], m0 |
| %endmacro |
| |
| |
| INIT_MMX mmxext |
| ; void ff_hevc_add_residual_4_8_mmxext(uint8_t *dst, int16_t *res, ptrdiff_t stride) |
| cglobal hevc_add_residual_4_8, 3, 3, 6 |
| ADD_RES_MMX_4_8 |
| add r1, 16 |
| lea r0, [r0+r2*2] |
| ADD_RES_MMX_4_8 |
| RET |
| |
| %macro ADD_RES_SSE_8_8 0 |
| pxor m3, m3 |
| mova m4, [r1] |
| mova m6, [r1+16] |
| mova m0, [r1+32] |
| mova m2, [r1+48] |
| psubw m5, m3, m4 |
| psubw m7, m3, m6 |
| psubw m1, m3, m0 |
| packuswb m4, m0 |
| packuswb m5, m1 |
| psubw m3, m2 |
| packuswb m6, m2 |
| packuswb m7, m3 |
| |
| movq m0, [r0] |
| movq m1, [r0+r2] |
| movhps m0, [r0+r2*2] |
| movhps m1, [r0+r3] |
| paddusb m0, m4 |
| paddusb m1, m6 |
| psubusb m0, m5 |
| psubusb m1, m7 |
| movq [r0], m0 |
| movq [r0+r2], m1 |
| movhps [r0+2*r2], m0 |
| movhps [r0+r3], m1 |
| %endmacro |
| |
| %macro ADD_RES_SSE_16_32_8 3 |
| mova xm2, [r1+%1] |
| mova xm6, [r1+%1+16] |
| %if cpuflag(avx2) |
| vinserti128 m2, m2, [r1+%1+32], 1 |
| vinserti128 m6, m6, [r1+%1+48], 1 |
| %endif |
| psubw m1, m0, m2 |
| psubw m5, m0, m6 |
| packuswb m2, m6 |
| packuswb m1, m5 |
| |
| mova xm4, [r1+%1+mmsize*2] |
| mova xm6, [r1+%1+mmsize*2+16] |
| %if cpuflag(avx2) |
| vinserti128 m4, m4, [r1+%1+96 ], 1 |
| vinserti128 m6, m6, [r1+%1+112], 1 |
| %endif |
| psubw m3, m0, m4 |
| psubw m5, m0, m6 |
| packuswb m4, m6 |
| packuswb m3, m5 |
| |
| paddusb m2, [%2] |
| paddusb m4, [%3] |
| psubusb m2, m1 |
| psubusb m4, m3 |
| mova [%2], m2 |
| mova [%3], m4 |
| %endmacro |
| |
| |
| %macro TRANSFORM_ADD_8 0 |
| ; void ff_hevc_add_residual_8_8_<opt>(uint8_t *dst, int16_t *res, ptrdiff_t stride) |
| cglobal hevc_add_residual_8_8, 3, 4, 8 |
| lea r3, [r2*3] |
| ADD_RES_SSE_8_8 |
| add r1, 64 |
| lea r0, [r0+r2*4] |
| ADD_RES_SSE_8_8 |
| RET |
| |
| ; void ff_hevc_add_residual_16_8_<opt>(uint8_t *dst, int16_t *res, ptrdiff_t stride) |
| cglobal hevc_add_residual_16_8, 3, 5, 7 |
| pxor m0, m0 |
| lea r3, [r2*3] |
| mov r4d, 4 |
| .loop: |
| ADD_RES_SSE_16_32_8 0, r0, r0+r2 |
| ADD_RES_SSE_16_32_8 64, r0+r2*2, r0+r3 |
| add r1, 128 |
| lea r0, [r0+r2*4] |
| dec r4d |
| jg .loop |
| RET |
| |
| ; void ff_hevc_add_residual_32_8_<opt>(uint8_t *dst, int16_t *res, ptrdiff_t stride) |
| cglobal hevc_add_residual_32_8, 3, 5, 7 |
| pxor m0, m0 |
| mov r4d, 16 |
| .loop: |
| ADD_RES_SSE_16_32_8 0, r0, r0+16 |
| ADD_RES_SSE_16_32_8 64, r0+r2, r0+r2+16 |
| add r1, 128 |
| lea r0, [r0+r2*2] |
| dec r4d |
| jg .loop |
| RET |
| %endmacro |
| |
| INIT_XMM sse2 |
| TRANSFORM_ADD_8 |
| INIT_XMM avx |
| TRANSFORM_ADD_8 |
| |
| %if HAVE_AVX2_EXTERNAL |
| INIT_YMM avx2 |
| ; void ff_hevc_add_residual_32_8_avx2(uint8_t *dst, int16_t *res, ptrdiff_t stride) |
| cglobal hevc_add_residual_32_8, 3, 5, 7 |
| pxor m0, m0 |
| lea r3, [r2*3] |
| mov r4d, 8 |
| .loop: |
| ADD_RES_SSE_16_32_8 0, r0, r0+r2 |
| ADD_RES_SSE_16_32_8 128, r0+r2*2, r0+r3 |
| add r1, 256 |
| lea r0, [r0+r2*4] |
| dec r4d |
| jg .loop |
| RET |
| %endif ;HAVE_AVX2_EXTERNAL |
| |
| %macro ADD_RES_SSE_8_10 4 |
| mova m0, [%4] |
| mova m1, [%4+16] |
| mova m2, [%4+32] |
| mova m3, [%4+48] |
| paddw m0, [%1+0] |
| paddw m1, [%1+%2] |
| paddw m2, [%1+%2*2] |
| paddw m3, [%1+%3] |
| CLIPW m0, m4, m5 |
| CLIPW m1, m4, m5 |
| CLIPW m2, m4, m5 |
| CLIPW m3, m4, m5 |
| mova [%1+0], m0 |
| mova [%1+%2], m1 |
| mova [%1+%2*2], m2 |
| mova [%1+%3], m3 |
| %endmacro |
| |
| %macro ADD_RES_MMX_4_10 3 |
| mova m0, [%1+0] |
| mova m1, [%1+%2] |
| paddw m0, [%3] |
| paddw m1, [%3+8] |
| CLIPW m0, m2, m3 |
| CLIPW m1, m2, m3 |
| mova [%1+0], m0 |
| mova [%1+%2], m1 |
| %endmacro |
| |
| %macro ADD_RES_SSE_16_10 3 |
| mova m0, [%3] |
| mova m1, [%3+16] |
| mova m2, [%3+32] |
| mova m3, [%3+48] |
| paddw m0, [%1] |
| paddw m1, [%1+16] |
| paddw m2, [%1+%2] |
| paddw m3, [%1+%2+16] |
| CLIPW m0, m4, m5 |
| CLIPW m1, m4, m5 |
| CLIPW m2, m4, m5 |
| CLIPW m3, m4, m5 |
| mova [%1], m0 |
| mova [%1+16], m1 |
| mova [%1+%2], m2 |
| mova [%1+%2+16], m3 |
| %endmacro |
| |
| %macro ADD_RES_SSE_32_10 2 |
| mova m0, [%2] |
| mova m1, [%2+16] |
| mova m2, [%2+32] |
| mova m3, [%2+48] |
| |
| paddw m0, [%1] |
| paddw m1, [%1+16] |
| paddw m2, [%1+32] |
| paddw m3, [%1+48] |
| CLIPW m0, m4, m5 |
| CLIPW m1, m4, m5 |
| CLIPW m2, m4, m5 |
| CLIPW m3, m4, m5 |
| mova [%1], m0 |
| mova [%1+16], m1 |
| mova [%1+32], m2 |
| mova [%1+48], m3 |
| %endmacro |
| |
| %macro ADD_RES_AVX2_16_10 4 |
| mova m0, [%4] |
| mova m1, [%4+32] |
| mova m2, [%4+64] |
| mova m3, [%4+96] |
| |
| paddw m0, [%1+0] |
| paddw m1, [%1+%2] |
| paddw m2, [%1+%2*2] |
| paddw m3, [%1+%3] |
| |
| CLIPW m0, m4, m5 |
| CLIPW m1, m4, m5 |
| CLIPW m2, m4, m5 |
| CLIPW m3, m4, m5 |
| mova [%1+0], m0 |
| mova [%1+%2], m1 |
| mova [%1+%2*2], m2 |
| mova [%1+%3], m3 |
| %endmacro |
| |
| %macro ADD_RES_AVX2_32_10 3 |
| mova m0, [%3] |
| mova m1, [%3+32] |
| mova m2, [%3+64] |
| mova m3, [%3+96] |
| |
| paddw m0, [%1] |
| paddw m1, [%1+32] |
| paddw m2, [%1+%2] |
| paddw m3, [%1+%2+32] |
| |
| CLIPW m0, m4, m5 |
| CLIPW m1, m4, m5 |
| CLIPW m2, m4, m5 |
| CLIPW m3, m4, m5 |
| mova [%1], m0 |
| mova [%1+32], m1 |
| mova [%1+%2], m2 |
| mova [%1+%2+32], m3 |
| %endmacro |
| |
| ; void ff_hevc_add_residual_<4|8|16|32>_10(pixel *dst, int16_t *block, ptrdiff_t stride) |
| INIT_MMX mmxext |
| cglobal hevc_add_residual_4_10, 3, 3, 6 |
| pxor m2, m2 |
| mova m3, [max_pixels_10] |
| ADD_RES_MMX_4_10 r0, r2, r1 |
| add r1, 16 |
| lea r0, [r0+2*r2] |
| ADD_RES_MMX_4_10 r0, r2, r1 |
| RET |
| |
| INIT_XMM sse2 |
| cglobal hevc_add_residual_8_10, 3, 4, 6 |
| pxor m4, m4 |
| mova m5, [max_pixels_10] |
| lea r3, [r2*3] |
| |
| ADD_RES_SSE_8_10 r0, r2, r3, r1 |
| lea r0, [r0+r2*4] |
| add r1, 64 |
| ADD_RES_SSE_8_10 r0, r2, r3, r1 |
| RET |
| |
| cglobal hevc_add_residual_16_10, 3, 5, 6 |
| pxor m4, m4 |
| mova m5, [max_pixels_10] |
| |
| mov r4d, 8 |
| .loop: |
| ADD_RES_SSE_16_10 r0, r2, r1 |
| lea r0, [r0+r2*2] |
| add r1, 64 |
| dec r4d |
| jg .loop |
| RET |
| |
| cglobal hevc_add_residual_32_10, 3, 5, 6 |
| pxor m4, m4 |
| mova m5, [max_pixels_10] |
| |
| mov r4d, 32 |
| .loop: |
| ADD_RES_SSE_32_10 r0, r1 |
| lea r0, [r0+r2] |
| add r1, 64 |
| dec r4d |
| jg .loop |
| RET |
| |
| %if HAVE_AVX2_EXTERNAL |
| INIT_YMM avx2 |
| cglobal hevc_add_residual_16_10, 3, 5, 6 |
| pxor m4, m4 |
| mova m5, [max_pixels_10] |
| lea r3, [r2*3] |
| |
| mov r4d, 4 |
| .loop: |
| ADD_RES_AVX2_16_10 r0, r2, r3, r1 |
| lea r0, [r0+r2*4] |
| add r1, 128 |
| dec r4d |
| jg .loop |
| RET |
| |
| cglobal hevc_add_residual_32_10, 3, 5, 6 |
| pxor m4, m4 |
| mova m5, [max_pixels_10] |
| |
| mov r4d, 16 |
| .loop: |
| ADD_RES_AVX2_32_10 r0, r2, r1 |
| lea r0, [r0+r2*2] |
| add r1, 128 |
| dec r4d |
| jg .loop |
| RET |
| %endif ;HAVE_AVX2_EXTERNAL |
