mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-12-23 12:43:46 +02:00
8bb59e6742
About 2x faster than the c version.
488 lines
13 KiB
NASM
488 lines
13 KiB
NASM
;******************************************************************************
|
|
;* SIMD optimized MPEG-4 Parametric Stereo decoding functions
|
|
;*
|
|
;* Copyright (C) 2015 James Almer
|
|
;*
|
|
;* 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_RODATA
|
|
|
|
ps_p1m1p1m1: dd 0, 0x80000000, 0, 0x80000000
|
|
|
|
SECTION .text
|
|
|
|
;*************************************************************************
|
|
;void ff_ps_add_squares_<opt>(float *dst, const float (*src)[2], int n);
|
|
;*************************************************************************
|
|
%macro PS_ADD_SQUARES 1
|
|
cglobal ps_add_squares, 3, 3, %1, dst, src, n
|
|
shl nd, 3
|
|
add srcq, nq
|
|
neg nq
|
|
|
|
align 16
|
|
.loop:
|
|
movaps m0, [srcq+nq]
|
|
movaps m1, [srcq+nq+mmsize]
|
|
mulps m0, m0
|
|
mulps m1, m1
|
|
HADDPS m0, m1, m2
|
|
addps m0, [dstq]
|
|
movaps [dstq], m0
|
|
add dstq, mmsize
|
|
add nq, mmsize*2
|
|
jl .loop
|
|
REP_RET
|
|
%endmacro
|
|
|
|
INIT_XMM sse
|
|
PS_ADD_SQUARES 2
|
|
INIT_XMM sse3
|
|
PS_ADD_SQUARES 3
|
|
|
|
;*******************************************************************
|
|
;void ff_ps_mul_pair_single_sse(float (*dst)[2], float (*src0)[2],
|
|
; float *src1, int n);
|
|
;*******************************************************************
|
|
INIT_XMM sse
|
|
cglobal ps_mul_pair_single, 4, 4, 4, dst, src1, src2, n
|
|
shl nd, 3
|
|
add src1q, nq
|
|
add dstq, nq
|
|
neg nq
|
|
|
|
align 16
|
|
.loop:
|
|
movu m0, [src1q+nq]
|
|
movu m1, [src1q+nq+mmsize]
|
|
mova m2, [src2q]
|
|
mova m3, m2
|
|
unpcklps m2, m2
|
|
unpckhps m3, m3
|
|
mulps m0, m2
|
|
mulps m1, m3
|
|
mova [dstq+nq], m0
|
|
mova [dstq+nq+mmsize], m1
|
|
add src2q, mmsize
|
|
add nq, mmsize*2
|
|
jl .loop
|
|
REP_RET
|
|
|
|
;***********************************************************************
|
|
;void ff_ps_stereo_interpolate_sse3(float (*l)[2], float (*r)[2],
|
|
; float h[2][4], float h_step[2][4],
|
|
; int len);
|
|
;***********************************************************************
|
|
INIT_XMM sse3
|
|
cglobal ps_stereo_interpolate, 5, 5, 6, l, r, h, h_step, n
|
|
movaps m0, [hq]
|
|
movaps m1, [h_stepq]
|
|
unpcklps m4, m0, m0
|
|
unpckhps m0, m0
|
|
unpcklps m5, m1, m1
|
|
unpckhps m1, m1
|
|
shl nd, 3
|
|
add lq, nq
|
|
add rq, nq
|
|
neg nq
|
|
|
|
align 16
|
|
.loop:
|
|
addps m4, m5
|
|
addps m0, m1
|
|
movddup m2, [lq+nq]
|
|
movddup m3, [rq+nq]
|
|
mulps m2, m4
|
|
mulps m3, m0
|
|
addps m2, m3
|
|
movsd [lq+nq], m2
|
|
movhps [rq+nq], m2
|
|
add nq, 8
|
|
jl .loop
|
|
REP_RET
|
|
|
|
;***************************************************************************
|
|
;void ps_stereo_interpolate_ipdopd_sse3(float (*l)[2], float (*r)[2],
|
|
; float h[2][4], float h_step[2][4],
|
|
; int len);
|
|
;***************************************************************************
|
|
INIT_XMM sse3
|
|
cglobal ps_stereo_interpolate_ipdopd, 5, 5, 10, l, r, h, h_step, n
|
|
movaps m0, [hq]
|
|
movaps m1, [hq+mmsize]
|
|
%if ARCH_X86_64
|
|
movaps m8, [h_stepq]
|
|
movaps m9, [h_stepq+mmsize]
|
|
%define H_STEP0 m8
|
|
%define H_STEP1 m9
|
|
%else
|
|
%define H_STEP0 [h_stepq]
|
|
%define H_STEP1 [h_stepq+mmsize]
|
|
%endif
|
|
shl nd, 3
|
|
add lq, nq
|
|
add rq, nq
|
|
neg nq
|
|
|
|
align 16
|
|
.loop:
|
|
addps m0, H_STEP0
|
|
addps m1, H_STEP1
|
|
movddup m2, [lq+nq]
|
|
movddup m3, [rq+nq]
|
|
shufps m4, m2, m2, q2301
|
|
shufps m5, m3, m3, q2301
|
|
unpcklps m6, m0, m0
|
|
unpckhps m7, m0, m0
|
|
mulps m2, m6
|
|
mulps m3, m7
|
|
unpcklps m6, m1, m1
|
|
unpckhps m7, m1, m1
|
|
mulps m4, m6
|
|
mulps m5, m7
|
|
addps m2, m3
|
|
addsubps m2, m4
|
|
addsubps m2, m5
|
|
movsd [lq+nq], m2
|
|
movhps [rq+nq], m2
|
|
add nq, 8
|
|
jl .loop
|
|
REP_RET
|
|
|
|
;**********************************************************
|
|
;void ps_hybrid_analysis_ileave_sse(float out[2][38][64],
|
|
; float (*in)[32][2],
|
|
; int i, int len)
|
|
;**********************************************************
|
|
INIT_XMM sse
|
|
cglobal ps_hybrid_analysis_ileave, 3, 7, 5, out, in, i, len, in0, in1, tmp
|
|
movsxdifnidn iq, id
|
|
mov lend, 32 << 3
|
|
lea inq, [inq+iq*4]
|
|
mov tmpd, id
|
|
shl tmpd, 8
|
|
add outq, tmpq
|
|
mov tmpd, 64
|
|
sub tmpd, id
|
|
mov id, tmpd
|
|
|
|
test id, 1
|
|
jne .loop4
|
|
test id, 2
|
|
jne .loop8
|
|
|
|
align 16
|
|
.loop16:
|
|
mov in0q, inq
|
|
mov in1q, 38*64*4
|
|
add in1q, in0q
|
|
mov tmpd, lend
|
|
|
|
.inner_loop16:
|
|
movaps m0, [in0q]
|
|
movaps m1, [in1q]
|
|
movaps m2, [in0q+lenq]
|
|
movaps m3, [in1q+lenq]
|
|
TRANSPOSE4x4PS 0, 1, 2, 3, 4
|
|
movaps [outq], m0
|
|
movaps [outq+lenq], m1
|
|
movaps [outq+lenq*2], m2
|
|
movaps [outq+3*32*2*4], m3
|
|
lea in0q, [in0q+lenq*2]
|
|
lea in1q, [in1q+lenq*2]
|
|
add outq, mmsize
|
|
sub tmpd, mmsize
|
|
jg .inner_loop16
|
|
add inq, 16
|
|
add outq, 3*32*2*4
|
|
sub id, 4
|
|
jg .loop16
|
|
RET
|
|
|
|
align 16
|
|
.loop8:
|
|
mov in0q, inq
|
|
mov in1q, 38*64*4
|
|
add in1q, in0q
|
|
mov tmpd, lend
|
|
|
|
.inner_loop8:
|
|
movlps m0, [in0q]
|
|
movlps m1, [in1q]
|
|
movhps m0, [in0q+lenq]
|
|
movhps m1, [in1q+lenq]
|
|
SBUTTERFLYPS 0, 1, 2
|
|
SBUTTERFLYPD 0, 1, 2
|
|
movaps [outq], m0
|
|
movaps [outq+lenq], m1
|
|
lea in0q, [in0q+lenq*2]
|
|
lea in1q, [in1q+lenq*2]
|
|
add outq, mmsize
|
|
sub tmpd, mmsize
|
|
jg .inner_loop8
|
|
add inq, 8
|
|
add outq, lenq
|
|
sub id, 2
|
|
jg .loop16
|
|
RET
|
|
|
|
align 16
|
|
.loop4:
|
|
mov in0q, inq
|
|
mov in1q, 38*64*4
|
|
add in1q, in0q
|
|
mov tmpd, lend
|
|
|
|
.inner_loop4:
|
|
movss m0, [in0q]
|
|
movss m1, [in1q]
|
|
movss m2, [in0q+lenq]
|
|
movss m3, [in1q+lenq]
|
|
movlhps m0, m1
|
|
movlhps m2, m3
|
|
shufps m0, m2, q2020
|
|
movaps [outq], m0
|
|
lea in0q, [in0q+lenq*2]
|
|
lea in1q, [in1q+lenq*2]
|
|
add outq, mmsize
|
|
sub tmpd, mmsize
|
|
jg .inner_loop4
|
|
add inq, 4
|
|
sub id, 1
|
|
test id, 2
|
|
jne .loop8
|
|
cmp id, 4
|
|
jge .loop16
|
|
RET
|
|
|
|
;***********************************************************
|
|
;void ps_hybrid_synthesis_deint_sse4(float out[2][38][64],
|
|
; float (*in)[32][2],
|
|
; int i, int len)
|
|
;***********************************************************
|
|
%macro HYBRID_SYNTHESIS_DEINT 0
|
|
cglobal ps_hybrid_synthesis_deint, 3, 7, 5, out, in, i, len, out0, out1, tmp
|
|
%if cpuflag(sse4)
|
|
%define MOVH movsd
|
|
%else
|
|
%define MOVH movlps
|
|
%endif
|
|
movsxdifnidn iq, id
|
|
mov lend, 32 << 3
|
|
lea outq, [outq+iq*4]
|
|
mov tmpd, id
|
|
shl tmpd, 8
|
|
add inq, tmpq
|
|
mov tmpd, 64
|
|
sub tmpd, id
|
|
mov id, tmpd
|
|
|
|
test id, 1
|
|
jne .loop4
|
|
test id, 2
|
|
jne .loop8
|
|
|
|
align 16
|
|
.loop16:
|
|
mov out0q, outq
|
|
mov out1q, 38*64*4
|
|
add out1q, out0q
|
|
mov tmpd, lend
|
|
|
|
.inner_loop16:
|
|
movaps m0, [inq]
|
|
movaps m1, [inq+lenq]
|
|
movaps m2, [inq+lenq*2]
|
|
movaps m3, [inq+3*32*2*4]
|
|
TRANSPOSE4x4PS 0, 1, 2, 3, 4
|
|
movaps [out0q], m0
|
|
movaps [out1q], m1
|
|
movaps [out0q+lenq], m2
|
|
movaps [out1q+lenq], m3
|
|
lea out0q, [out0q+lenq*2]
|
|
lea out1q, [out1q+lenq*2]
|
|
add inq, mmsize
|
|
sub tmpd, mmsize
|
|
jg .inner_loop16
|
|
add outq, 16
|
|
add inq, 3*32*2*4
|
|
sub id, 4
|
|
jg .loop16
|
|
RET
|
|
|
|
align 16
|
|
.loop8:
|
|
mov out0q, outq
|
|
mov out1q, 38*64*4
|
|
add out1q, out0q
|
|
mov tmpd, lend
|
|
|
|
.inner_loop8:
|
|
movaps m0, [inq]
|
|
movaps m1, [inq+lenq]
|
|
SBUTTERFLYPS 0, 1, 2
|
|
SBUTTERFLYPD 0, 1, 2
|
|
MOVH [out0q], m0
|
|
MOVH [out1q], m1
|
|
movhps [out0q+lenq], m0
|
|
movhps [out1q+lenq], m1
|
|
lea out0q, [out0q+lenq*2]
|
|
lea out1q, [out1q+lenq*2]
|
|
add inq, mmsize
|
|
sub tmpd, mmsize
|
|
jg .inner_loop8
|
|
add outq, 8
|
|
add inq, lenq
|
|
sub id, 2
|
|
jg .loop16
|
|
RET
|
|
|
|
align 16
|
|
.loop4:
|
|
mov out0q, outq
|
|
mov out1q, 38*64*4
|
|
add out1q, out0q
|
|
mov tmpd, lend
|
|
|
|
.inner_loop4:
|
|
movaps m0, [inq]
|
|
movss [out0q], m0
|
|
%if cpuflag(sse4)
|
|
extractps [out1q], m0, 1
|
|
extractps [out0q+lenq], m0, 2
|
|
extractps [out1q+lenq], m0, 3
|
|
%else
|
|
movhlps m1, m0
|
|
movss [out0q+lenq], m1
|
|
shufps m0, m0, 0xb1
|
|
movss [out1q], m0
|
|
movhlps m1, m0
|
|
movss [out1q+lenq], m1
|
|
%endif
|
|
lea out0q, [out0q+lenq*2]
|
|
lea out1q, [out1q+lenq*2]
|
|
add inq, mmsize
|
|
sub tmpd, mmsize
|
|
jg .inner_loop4
|
|
add outq, 4
|
|
sub id, 1
|
|
test id, 2
|
|
jne .loop8
|
|
cmp id, 4
|
|
jge .loop16
|
|
RET
|
|
%endmacro
|
|
|
|
INIT_XMM sse
|
|
HYBRID_SYNTHESIS_DEINT
|
|
INIT_XMM sse4
|
|
HYBRID_SYNTHESIS_DEINT
|
|
|
|
;*******************************************************************
|
|
;void ff_ps_hybrid_analysis_<opt>(float (*out)[2], float (*in)[2],
|
|
; const float (*filter)[8][2],
|
|
; int stride, int n);
|
|
;*******************************************************************
|
|
%macro PS_HYBRID_ANALYSIS_LOOP 3
|
|
movu %1, [inq+mmsize*%3]
|
|
movu m1, [inq+mmsize*(5-%3)+8]
|
|
%if cpuflag(sse3)
|
|
pshufd %2, %1, q2301
|
|
pshufd m4, m1, q0123
|
|
pshufd m1, m1, q1032
|
|
pshufd m2, [filterq+nq+mmsize*%3], q2301
|
|
addsubps %2, m4
|
|
addsubps %1, m1
|
|
%else
|
|
mova m2, [filterq+nq+mmsize*%3]
|
|
mova %2, %1
|
|
mova m4, m1
|
|
shufps %2, %2, q2301
|
|
shufps m4, m4, q0123
|
|
shufps m1, m1, q1032
|
|
shufps m2, m2, q2301
|
|
xorps m4, m7
|
|
xorps m1, m7
|
|
subps %2, m4
|
|
subps %1, m1
|
|
%endif
|
|
mulps %2, m2
|
|
mulps %1, m2
|
|
%if %3
|
|
addps m3, %2
|
|
addps m0, %1
|
|
%endif
|
|
%endmacro
|
|
|
|
%macro PS_HYBRID_ANALYSIS 0
|
|
cglobal ps_hybrid_analysis, 5, 5, 8, out, in, filter, stride, n
|
|
%if cpuflag(sse3)
|
|
%define MOVH movsd
|
|
%else
|
|
%define MOVH movlps
|
|
%endif
|
|
shl strided, 3
|
|
shl nd, 6
|
|
add filterq, nq
|
|
neg nq
|
|
mova m7, [ps_p1m1p1m1]
|
|
|
|
align 16
|
|
.loop:
|
|
PS_HYBRID_ANALYSIS_LOOP m0, m3, 0
|
|
PS_HYBRID_ANALYSIS_LOOP m5, m6, 1
|
|
PS_HYBRID_ANALYSIS_LOOP m5, m6, 2
|
|
|
|
%if cpuflag(sse3)
|
|
pshufd m3, m3, q2301
|
|
xorps m0, m7
|
|
hsubps m3, m0
|
|
pshufd m1, m3, q0020
|
|
pshufd m3, m3, q0031
|
|
addps m1, m3
|
|
movsd m2, [inq+6*8]
|
|
%else
|
|
mova m1, m3
|
|
mova m2, m0
|
|
shufps m1, m1, q2301
|
|
shufps m2, m2, q2301
|
|
subps m1, m3
|
|
addps m2, m0
|
|
unpcklps m3, m1, m2
|
|
unpckhps m1, m2
|
|
addps m1, m3
|
|
movu m2, [inq+6*8] ; faster than movlps and no risk of overread
|
|
%endif
|
|
movss m3, [filterq+nq+8*6]
|
|
SPLATD m3
|
|
mulps m2, m3
|
|
addps m1, m2
|
|
MOVH [outq], m1
|
|
add outq, strideq
|
|
add nq, 64
|
|
jl .loop
|
|
REP_RET
|
|
%endmacro
|
|
|
|
INIT_XMM sse
|
|
PS_HYBRID_ANALYSIS
|
|
INIT_XMM sse3
|
|
PS_HYBRID_ANALYSIS
|