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144 lines
3.5 KiB
144 lines
3.5 KiB
;****************************************************************************** |
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;* SIMD-optimized JPEG2000 DSP functions |
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;* Copyright (c) 2014 Nicolas Bertrand |
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;* Copyright (c) 2015 James Almer |
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;* |
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;* This file is part of FFmpeg. |
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;* |
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;* FFmpeg is free software; you can redistribute it and/or |
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;* modify it under the terms of the GNU Lesser General Public |
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;* License as published by the Free Software Foundation; either |
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;* version 2.1 of the License, or (at your option) any later version. |
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;* |
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;* FFmpeg is distributed in the hope that it will be useful, |
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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;* Lesser General Public License for more details. |
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;* |
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;* You should have received a copy of the GNU Lesser General Public |
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;* License along with FFmpeg; if not, write to the Free Software |
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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;****************************************************************************** |
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%include "libavutil/x86/x86util.asm" |
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SECTION_RODATA 32 |
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pf_ict0: times 8 dd 1.402 |
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pf_ict1: times 8 dd 0.34413 |
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pf_ict2: times 8 dd 0.71414 |
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pf_ict3: times 8 dd 1.772 |
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SECTION .text |
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;*********************************************************************** |
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; ff_ict_float_<opt>(float *src0, float *src1, float *src2, int csize) |
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;*********************************************************************** |
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%macro ICT_FLOAT 1 |
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cglobal ict_float, 4, 4, %1, src0, src1, src2, csize |
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shl csized, 2 |
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add src0q, csizeq |
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add src1q, csizeq |
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add src2q, csizeq |
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neg csizeq |
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movaps m6, [pf_ict0] |
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movaps m7, [pf_ict1] |
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%define ICT0 m6 |
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%define ICT1 m7 |
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%if ARCH_X86_64 |
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movaps m8, [pf_ict2] |
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%define ICT2 m8 |
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%if cpuflag(avx) |
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movaps m3, [pf_ict3] |
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%define ICT3 m3 |
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%else |
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movaps m9, [pf_ict3] |
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%define ICT3 m9 |
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%endif |
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%else ; ARCH_X86_32 |
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%define ICT2 [pf_ict2] |
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%if cpuflag(avx) |
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movaps m3, [pf_ict3] |
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%define ICT3 m3 |
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%else |
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%define ICT3 [pf_ict3] |
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%endif |
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%endif ; ARCH |
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align 16 |
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.loop |
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movaps m0, [src0q+csizeq] |
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movaps m1, [src1q+csizeq] |
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movaps m2, [src2q+csizeq] |
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%if cpuflag(avx) |
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mulps m5, m1, ICT1 |
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mulps m4, m2, ICT0 |
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mulps m1, m1, ICT3 |
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mulps m2, m2, ICT2 |
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subps m5, m0, m5 |
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%else ; sse |
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movaps m3, m1 |
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movaps m4, m2 |
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movaps m5, m0 |
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mulps m3, ICT1 |
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mulps m4, ICT0 |
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mulps m1, ICT3 |
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mulps m2, ICT2 |
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subps m5, m3 |
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%endif |
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addps m4, m4, m0 |
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addps m0, m0, m1 |
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subps m5, m5, m2 |
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movaps [src0q+csizeq], m4 |
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movaps [src2q+csizeq], m0 |
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movaps [src1q+csizeq], m5 |
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add csizeq, mmsize |
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jl .loop |
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REP_RET |
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%endmacro |
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INIT_XMM sse |
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ICT_FLOAT 10 |
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INIT_YMM avx |
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ICT_FLOAT 9 |
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;*************************************************************************** |
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; ff_rct_int_<opt>(int32_t *src0, int32_t *src1, int32_t *src2, int csize) |
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;*************************************************************************** |
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%macro RCT_INT 0 |
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cglobal rct_int, 4, 4, 4, src0, src1, src2, csize |
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shl csized, 2 |
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add src0q, csizeq |
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add src1q, csizeq |
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add src2q, csizeq |
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neg csizeq |
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align 16 |
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.loop: |
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mova m1, [src1q+csizeq] |
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mova m2, [src2q+csizeq] |
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mova m0, [src0q+csizeq] |
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paddd m3, m1, m2 |
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psrad m3, 2 |
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psubd m0, m3 |
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paddd m1, m0 |
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paddd m2, m0 |
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mova [src1q+csizeq], m0 |
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mova [src2q+csizeq], m1 |
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mova [src0q+csizeq], m2 |
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add csizeq, mmsize |
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jl .loop |
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REP_RET |
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%endmacro |
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INIT_XMM sse2 |
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RCT_INT |
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%if HAVE_AVX2_EXTERNAL |
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INIT_YMM avx2 |
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RCT_INT |
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%endif
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