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x86/swr: convert resample_{common, linear}_double_sse2 to yasm 

Signed-off-by: James Almer <jamrial@gmail.com>

312531 -> 311528 dezicycles

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
tags/n2.3
James Almer Michael Niedermayer 11 years ago
parent
fb318def5d
commit
dd2c9034b1
4 changed files with 74 additions and 169 deletions
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  1. +2
    -20
      libswresample/resample_template.c
  2. +64
    -58
      libswresample/x86/resample.asm
  3. +0
    -72
      libswresample/x86/resample_mmx.h
  4. +8
    -19
      libswresample/x86/resample_x86_dsp.c

+ 2
- 20
libswresample/resample_template.c View File

@@ -25,23 +25,15 @@
* @author Michael Niedermayer <michaelni@gmx.at>
*/

#if defined(TEMPLATE_RESAMPLE_DBL) \
|| defined(TEMPLATE_RESAMPLE_DBL_SSE2)
#if defined(TEMPLATE_RESAMPLE_DBL)

# define RENAME(N) N ## _double
# define FILTER_SHIFT 0
# define DELEM double
# define FELEM double
# define FELEM2 double
# define OUT(d, v) d = v

# if defined(TEMPLATE_RESAMPLE_DBL)
# define RENAME(N) N ## _double
# elif defined(TEMPLATE_RESAMPLE_DBL_SSE2)
# define COMMON_CORE COMMON_CORE_DBL_SSE2
# define LINEAR_CORE LINEAR_CORE_DBL_SSE2
# define RENAME(N) N ## _double_sse2
# endif

#elif defined(TEMPLATE_RESAMPLE_FLT)

# define RENAME(N) N ## _float
@@ -104,16 +96,12 @@ int RENAME(swri_resample_common)(ResampleContext *c,
for (dst_index = 0; dst_index < n; dst_index++) {
FELEM *filter = ((FELEM *) c->filter_bank) + c->filter_alloc * index;

#ifdef COMMON_CORE
COMMON_CORE
#else
FELEM2 val=0;
int i;
for (i = 0; i < c->filter_length; i++) {
val += src[sample_index + i] * (FELEM2)filter[i];
}
OUT(dst[dst_index], val);
#endif

frac += c->dst_incr_mod;
index += c->dst_incr_div;
@@ -150,15 +138,11 @@ int RENAME(swri_resample_linear)(ResampleContext *c,
FELEM *filter = ((FELEM *) c->filter_bank) + c->filter_alloc * index;
FELEM2 val=0, v2 = 0;

#ifdef LINEAR_CORE
LINEAR_CORE
#else
int i;
for (i = 0; i < c->filter_length; i++) {
val += src[sample_index + i] * (FELEM2)filter[i];
v2 += src[sample_index + i] * (FELEM2)filter[i + c->filter_alloc];
}
#endif
#ifdef FELEML
val += (v2 - val) * (FELEML) frac / c->src_incr;
#else
@@ -188,8 +172,6 @@ int RENAME(swri_resample_linear)(ResampleContext *c,
return sample_index;
}

#undef COMMON_CORE
#undef LINEAR_CORE
#undef RENAME
#undef FILTER_SHIFT
#undef DELEM


+ 64
- 58
libswresample/x86/resample.asm View File

@@ -50,11 +50,12 @@ endstruc
SECTION_RODATA

pf_1: dd 1.0
pdbl_1: dq 1.0
pd_0x4000: dd 0x4000

SECTION .text

%macro RESAMPLE_FNS 3 ; format [float or int16], bps, log2_bps
%macro RESAMPLE_FNS 3-5 ; format [float or int16], bps, log2_bps, float op suffix [s or d], 1.0 constant
; int resample_common_$format(ResampleContext *ctx, $format *dst,
; const $format *src, int size, int update_ctx)
%if ARCH_X86_64 ; unix64 and win64
@@ -165,21 +166,21 @@ cglobal resample_common_%1, 1, 7, 2, ctx, phase_shift, dst, frac, \
lea filterq, [min_filter_count_x4q+filterq*%2]
mov min_filter_count_x4q, min_filter_length_x4q
%endif
%ifidn %1, float
xorps m0, m0, m0
%else ; int16
%ifidn %1, int16
movd m0, [pd_0x4000]
%else ; float/double
xorps m0, m0, m0
%endif

align 16
.inner_loop:
movu m1, [srcq+min_filter_count_x4q*1]
%ifidn %1, float
mulps m1, m1, [filterq+min_filter_count_x4q*1]
addps m0, m0, m1
%else ; int16
%ifidn %1, int16
pmaddwd m1, [filterq+min_filter_count_x4q*1]
paddd m0, m1
%else ; float/double
mulp%4 m1, m1, [filterq+min_filter_count_x4q*1]
addp%4 m0, m0, m1
%endif
add min_filter_count_x4q, mmsize
js .inner_loop
@@ -189,16 +190,7 @@ cglobal resample_common_%1, 1, 7, 2, ctx, phase_shift, dst, frac, \
addps xm0, xm1
%endif

; horizontal sum & store
%ifidn %1, float
movhlps xm1, xm0
addps xm0, xm1
shufps xm1, xm0, xm0, q0001
add fracd, dst_incr_modd
addps xm0, xm1
add indexd, dst_incr_divd
movss [dstq], xm0
%else ; int16
%ifidn %1, int16
%if mmsize == 16
pshufd m1, m0, q0032
paddd m0, m1
@@ -212,6 +204,17 @@ cglobal resample_common_%1, 1, 7, 2, ctx, phase_shift, dst, frac, \
packssdw m0, m0
add indexd, dst_incr_divd
movd [dstq], m0
%else ; float/double
; horizontal sum & store
movhlps xm1, xm0
%ifidn %1, float
addps xm0, xm1
shufps xm1, xm0, xm0, q0001
%endif
add fracd, dst_incr_modd
addp%4 xm0, xm1
add indexd, dst_incr_divd
movs%4 [dstq], xm0
%endif
cmp fracd, src_incrd
jl .skip
@@ -307,12 +310,12 @@ cglobal resample_linear_%1, 0, 15, 5, ctx, phase_mask, src, phase_shift, index,
mov ctx_stackq, ctxq
mov phase_mask_stackd, phase_maskd
mov min_filter_len_x4d, [ctxq+ResampleContext.filter_length]
%ifidn %1, float
cvtsi2ss xm0, src_incrd
movss xm4, [pf_1]
divss xm4, xm0
%else ; int16
%ifidn %1, int16
movd m4, [pd_0x4000]
%else ; float/double
cvtsi2s%4 xm0, src_incrd
movs%4 xm4, [%5]
divs%4 xm4, xm0
%endif
mov dst_incr_divd, [ctxq+ResampleContext.dst_incr_div]
shl min_filter_len_x4d, %3
@@ -360,12 +363,12 @@ cglobal resample_linear_%1, 1, 7, 5, ctx, min_filter_length_x4, filter2, \
mov r3, dword [ctxq+ResampleContext.src_incr]
PUSH dword [ctxq+ResampleContext.phase_mask]
PUSH r3d
%ifidn %1, float
cvtsi2ss xm0, r3d
movss xm4, [pf_1]
divss xm4, xm0
%else ; int16
%ifidn %1, int16
movd m4, [pd_0x4000]
%else ; float/double
cvtsi2s%4 xm0, r3d
movs%4 xm4, [%5]
divs%4 xm4, xm0
%endif
mov min_filter_length_x4d, [ctxq+ResampleContext.filter_length]
mov indexd, [ctxq+ResampleContext.index]
@@ -409,27 +412,27 @@ cglobal resample_linear_%1, 1, 7, 5, ctx, min_filter_length_x4, filter2, \
mov filter2q, filter1q
add filter2q, filter_alloc_x4q
%endif
%ifidn %1, float
xorps m0, m0, m0
xorps m2, m2, m2
%else ; int16
%ifidn %1, int16
mova m0, m4
mova m2, m4
%else ; float/double
xorps m0, m0, m0
xorps m2, m2, m2
%endif

align 16
.inner_loop:
movu m1, [srcq+min_filter_count_x4q*1]
%ifidn %1, float
mulps m3, m1, [filter2q+min_filter_count_x4q*1]
mulps m1, m1, [filter1q+min_filter_count_x4q*1]
addps m2, m2, m3
addps m0, m0, m1
%else ; int16
%ifidn %1, int16
pmaddwd m3, m1, [filter2q+min_filter_count_x4q*1]
pmaddwd m1, [filter1q+min_filter_count_x4q*1]
paddd m2, m3
paddd m0, m1
%else ; float/double
mulp%4 m3, m1, [filter2q+min_filter_count_x4q*1]
mulp%4 m1, m1, [filter1q+min_filter_count_x4q*1]
addp%4 m2, m2, m3
addp%4 m0, m0, m1
%endif
add min_filter_count_x4q, mmsize
js .inner_loop
@@ -441,24 +444,7 @@ cglobal resample_linear_%1, 1, 7, 5, ctx, min_filter_length_x4, filter2, \
addps xm2, xm3
%endif

%ifidn %1, float
; val += (v2 - val) * (FELEML) frac / c->src_incr;
cvtsi2ss xm1, fracd
subps xm2, xm0
mulps xm1, xm4
shufps xm1, xm1, q0000
mulps xm2, xm1
addps xm0, xm2

; horizontal sum & store
movhlps xm1, xm0
addps xm0, xm1
shufps xm1, xm0, xm0, q0001
add fracd, dst_incr_modd
addps xm0, xm1
add indexd, dst_incr_divd
movss [dstq], xm0
%else ; int16
%ifidn %1, int16
%if mmsize == 16
pshufd m3, m2, q0032
pshufd m1, m0, q0032
@@ -491,6 +477,25 @@ cglobal resample_linear_%1, 1, 7, 5, ctx, min_filter_length_x4, filter2, \
; - 32bit: eax=r0[filter1], edx=r2[filter2]
; - win64: eax=r6[filter1], edx=r1[todo]
; - unix64: eax=r6[filter1], edx=r2[todo]
%else ; float/double
; val += (v2 - val) * (FELEML) frac / c->src_incr;
cvtsi2s%4 xm1, fracd
subp%4 xm2, xm0
mulp%4 xm1, xm4
shufp%4 xm1, xm1, q0000
mulp%4 xm2, xm1
addp%4 xm0, xm2

; horizontal sum & store
movhlps xm1, xm0
%ifidn %1, float
addps xm0, xm1
shufps xm1, xm0, xm0, q0001
%endif
add fracd, dst_incr_modd
addp%4 xm0, xm1
add indexd, dst_incr_divd
movs%4 [dstq], xm0
%endif
cmp fracd, src_incrd
jl .skip
@@ -553,11 +558,11 @@ cglobal resample_linear_%1, 1, 7, 5, ctx, min_filter_length_x4, filter2, \
%endmacro

INIT_XMM sse
RESAMPLE_FNS float, 4, 2
RESAMPLE_FNS float, 4, 2, s, pf_1

%if HAVE_AVX_EXTERNAL
INIT_YMM avx
RESAMPLE_FNS float, 4, 2
RESAMPLE_FNS float, 4, 2, s, pf_1
%endif

%if ARCH_X86_32
@@ -567,3 +572,4 @@ RESAMPLE_FNS int16, 2, 1

INIT_XMM sse2
RESAMPLE_FNS int16, 2, 1
RESAMPLE_FNS double, 8, 3, d, pdbl_1

+ 0
- 72
libswresample/x86/resample_mmx.h View File

@@ -1,72 +0,0 @@
/*
* Copyright (c) 2012 Michael Niedermayer <michaelni@gmx.at>
*
* 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/asm.h"
#include "libavutil/cpu.h"
#include "libswresample/swresample_internal.h"

#define COMMON_CORE_DBL_SSE2 \
x86_reg len= -8*c->filter_length;\
__asm__ volatile(\
"xorpd %%xmm0, %%xmm0 \n\t"\
"1: \n\t"\
"movupd (%1, %0), %%xmm1 \n\t"\
"mulpd (%2, %0), %%xmm1 \n\t"\
"addpd %%xmm1, %%xmm0 \n\t"\
"add $16, %0 \n\t"\
" js 1b \n\t"\
"movhlps %%xmm0, %%xmm1 \n\t"\
"addpd %%xmm1, %%xmm0 \n\t"\
"movsd %%xmm0, (%3) \n\t"\
: "+r" (len)\
: "r" (((uint8_t*)(src+sample_index))-len),\
"r" (((uint8_t*)filter)-len),\
"r" (dst+dst_index)\
XMM_CLOBBERS_ONLY("%xmm0", "%xmm1")\
);

#define LINEAR_CORE_DBL_SSE2 \
x86_reg len= -8*c->filter_length;\
__asm__ volatile(\
"xorpd %%xmm0, %%xmm0 \n\t"\
"xorpd %%xmm2, %%xmm2 \n\t"\
"1: \n\t"\
"movupd (%3, %0), %%xmm1 \n\t"\
"movapd %%xmm1, %%xmm3 \n\t"\
"mulpd (%4, %0), %%xmm1 \n\t"\
"mulpd (%5, %0), %%xmm3 \n\t"\
"addpd %%xmm1, %%xmm0 \n\t"\
"addpd %%xmm3, %%xmm2 \n\t"\
"add $16, %0 \n\t"\
" js 1b \n\t"\
"movhlps %%xmm0, %%xmm1 \n\t"\
"movhlps %%xmm2, %%xmm3 \n\t"\
"addpd %%xmm1, %%xmm0 \n\t"\
"addpd %%xmm3, %%xmm2 \n\t"\
"movsd %%xmm0, %1 \n\t"\
"movsd %%xmm2, %2 \n\t"\
: "+r" (len),\
"=m" (val),\
"=m" (v2)\
: "r" (((uint8_t*)(src+sample_index))-len),\
"r" (((uint8_t*)filter)-len),\
"r" (((uint8_t*)(filter+c->filter_alloc))-len)\
XMM_CLOBBERS_ONLY("%xmm0", "%xmm1", "%xmm2", "%xmm3")\
);

+ 8
- 19
libswresample/x86/resample_x86_dsp.c View File

@@ -27,21 +27,6 @@

#include "libswresample/resample.h"

int swri_resample_common_double_sse2(ResampleContext *c, double *dst, const double *src, int n, int update_ctx);
int swri_resample_linear_double_sse2(ResampleContext *c, double *dst, const double *src, int n, int update_ctx);

#if HAVE_SSE2_INLINE
#define DO_RESAMPLE_ONE 0

#include "resample_mmx.h"

#define TEMPLATE_RESAMPLE_DBL_SSE2
#include "libswresample/resample_template.c"
#undef TEMPLATE_RESAMPLE_DBL_SSE2
#endif

#undef DO_RESAMPLE_ONE

int ff_resample_common_int16_mmxext(ResampleContext *c, uint8_t *dst,
const uint8_t *src, int sz, int upd);
int ff_resample_linear_int16_mmxext(ResampleContext *c, uint8_t *dst,
@@ -62,6 +47,11 @@ int ff_resample_common_float_avx(ResampleContext *c, uint8_t *dst,
int ff_resample_linear_float_avx(ResampleContext *c, uint8_t *dst,
const uint8_t *src, int sz, int upd);

int ff_resample_common_double_sse2(ResampleContext *c, uint8_t *dst,
const uint8_t *src, int sz, int upd);
int ff_resample_linear_double_sse2(ResampleContext *c, uint8_t *dst,
const uint8_t *src, int sz, int upd);

void swresample_dsp_x86_init(ResampleContext *c)
{
int av_unused mm_flags = av_get_cpu_flags();
@@ -78,10 +68,9 @@ void swresample_dsp_x86_init(ResampleContext *c)
if (HAVE_SSE2_EXTERNAL && mm_flags & AV_CPU_FLAG_SSE2) {
c->dsp.resample_common[FNIDX(S16P)] = ff_resample_common_int16_sse2;
c->dsp.resample_linear[FNIDX(S16P)] = ff_resample_linear_int16_sse2;
}
if (HAVE_SSE2_INLINE && mm_flags & AV_CPU_FLAG_SSE2) {
c->dsp.resample_common[FNIDX(DBLP)] = (resample_fn) swri_resample_common_double_sse2;
c->dsp.resample_linear[FNIDX(DBLP)] = (resample_fn) swri_resample_linear_double_sse2;

c->dsp.resample_common[FNIDX(DBLP)] = ff_resample_common_double_sse2;
c->dsp.resample_linear[FNIDX(DBLP)] = ff_resample_linear_double_sse2;
}
if (HAVE_AVX_EXTERNAL && mm_flags & AV_CPU_FLAG_AVX) {
c->dsp.resample_common[FNIDX(FLTP)] = ff_resample_common_float_avx;


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