| ;****************************************************************************** |
| ;* SIMD-optimized halfpel functions for VP3 |
| ;* |
| ;* 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 |
| |
| ; void ff_put_no_rnd_pixels8_x2_exact(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
| %macro PUT_NO_RND_PIXELS8_X2_EXACT 0 |
| cglobal put_no_rnd_pixels8_x2_exact, 4,5 |
| lea r4, [r2*3] |
| pcmpeqb m6, m6 |
| .loop: |
| mova m0, [r1] |
| mova m2, [r1+r2] |
| mova m1, [r1+1] |
| mova m3, [r1+r2+1] |
| pxor m0, m6 |
| pxor m2, m6 |
| pxor m1, m6 |
| pxor m3, m6 |
| PAVGB m0, m1 |
| PAVGB m2, m3 |
| pxor m0, m6 |
| pxor m2, m6 |
| mova [r0], m0 |
| mova [r0+r2], m2 |
| mova m0, [r1+r2*2] |
| mova m1, [r1+r2*2+1] |
| mova m2, [r1+r4] |
| mova m3, [r1+r4+1] |
| pxor m0, m6 |
| pxor m1, m6 |
| pxor m2, m6 |
| pxor m3, m6 |
| PAVGB m0, m1 |
| PAVGB m2, m3 |
| pxor m0, m6 |
| pxor m2, m6 |
| mova [r0+r2*2], m0 |
| mova [r0+r4], m2 |
| lea r1, [r1+r2*4] |
| lea r0, [r0+r2*4] |
| sub r3d, 4 |
| jg .loop |
| REP_RET |
| %endmacro |
| |
| INIT_MMX mmxext |
| PUT_NO_RND_PIXELS8_X2_EXACT |
| INIT_MMX 3dnow |
| PUT_NO_RND_PIXELS8_X2_EXACT |
| |
| |
| ; void ff_put_no_rnd_pixels8_y2_exact(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h) |
| %macro PUT_NO_RND_PIXELS8_Y2_EXACT 0 |
| cglobal put_no_rnd_pixels8_y2_exact, 4,5 |
| lea r4, [r2*3] |
| mova m0, [r1] |
| pcmpeqb m6, m6 |
| add r1, r2 |
| pxor m0, m6 |
| .loop: |
| mova m1, [r1] |
| mova m2, [r1+r2] |
| pxor m1, m6 |
| pxor m2, m6 |
| PAVGB m0, m1 |
| PAVGB m1, m2 |
| pxor m0, m6 |
| pxor m1, m6 |
| mova [r0], m0 |
| mova [r0+r2], m1 |
| mova m1, [r1+r2*2] |
| mova m0, [r1+r4] |
| pxor m1, m6 |
| pxor m0, m6 |
| PAVGB m2, m1 |
| PAVGB m1, m0 |
| pxor m2, m6 |
| pxor m1, m6 |
| mova [r0+r2*2], m2 |
| mova [r0+r4], m1 |
| lea r1, [r1+r2*4] |
| lea r0, [r0+r2*4] |
| sub r3d, 4 |
| jg .loop |
| REP_RET |
| %endmacro |
| |
| INIT_MMX mmxext |
| PUT_NO_RND_PIXELS8_Y2_EXACT |
| INIT_MMX 3dnow |
| PUT_NO_RND_PIXELS8_Y2_EXACT |