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|
;******************************************************************************
;* 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],
; ptrdiff_t stride, int n);
;*******************************************************************
%macro PS_HYBRID_ANALYSIS_IN 1
movu m0, [inq+mmsize*%1]
movu m1, [inq+mmsize*(5-%1)+8]
shufps m3, m0, m0, q2301
shufps m4, m1, m1, q0123
shufps m1, m1, q1032
%if cpuflag(sse3)
addsubps m3, m4
addsubps m0, m1
%else
xorps m4, m7
xorps m1, m7
subps m3, m4
subps m0, m1
%endif
mova [rsp+mmsize*%1*2], m3
mova [rsp+mmsize+mmsize*%1*2], m0
%endmacro
%macro PS_HYBRID_ANALYSIS_LOOP 3
mova m2, [filterq+nq+mmsize*%3]
shufps m2, m2, q2301
%if cpuflag(fma3)
%if %3
fmaddps m3, m2, [rsp+mmsize*%3*2], m3
fmaddps m0, m2, [rsp+mmsize+mmsize*%3*2], m0
%else
mulps m3, m2, [rsp]
mulps m0, m2, [rsp+mmsize]
%endif
%else ; cpuflag(sse)
mova %2, [rsp+mmsize*%3*2]
mova %1, [rsp+mmsize+mmsize*%3*2]
mulps %2, m2
mulps %1, m2
%if %3
addps m3, %2
addps m0, %1
%endif
%endif
%endmacro
%macro PS_HYBRID_ANALYSIS 0
cglobal ps_hybrid_analysis, 5, 5, 5 + notcpuflag(fma3) * 3, 24 * 4, out, in, filter, stride, n
%if cpuflag(sse3)
%define MOVH movsd
%else
%define MOVH movlps
mova m7, [ps_p1m1p1m1]
%endif
shl strideq, 3
shl nd, 6
add filterq, nq
neg nq
PS_HYBRID_ANALYSIS_IN 0
PS_HYBRID_ANALYSIS_IN 1
PS_HYBRID_ANALYSIS_IN 2
align 16
.loop:
PS_HYBRID_ANALYSIS_LOOP m0, m3, 0
PS_HYBRID_ANALYSIS_LOOP m5, m6, 1
PS_HYBRID_ANALYSIS_LOOP m5, m6, 2
shufps m1, m3, m3, q2301
shufps m2, m0, m0, 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
movss m3, [filterq+nq+8*6]
SPLATD m3
%if cpuflag(fma3)
fmaddps m1, m2, m3, m1
%else
mulps m2, m3
addps m1, m2
%endif
MOVH [outq], m1
add outq, strideq
add nq, 64
jl .loop
REP_RET
%endmacro
INIT_XMM sse
PS_HYBRID_ANALYSIS
INIT_XMM fma3
PS_HYBRID_ANALYSIS
|
