[FFmpeg-cvslog] x86/vc1dsp: Split the file into MC and loopfilter
Timothy Gu
git at videolan.org
Mon Feb 29 17:48:50 CET 2016
ffmpeg | branch: master | Timothy Gu <timothygu99 at gmail.com> | Sun Feb 28 17:16:26 2016 -0800| [e3461197b1ffa0b4ebb80ee3d8567d3b286d7fc3] | committer: Timothy Gu
x86/vc1dsp: Split the file into MC and loopfilter
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e3461197b1ffa0b4ebb80ee3d8567d3b286d7fc3
---
libavcodec/x86/Makefile | 3 +-
libavcodec/x86/vc1dsp_loopfilter.asm | 317 ++++++++++++++++++++++++++
libavcodec/x86/{vc1dsp.asm => vc1dsp_mc.asm} | 295 +-----------------------
3 files changed, 320 insertions(+), 295 deletions(-)
diff --git a/libavcodec/x86/Makefile b/libavcodec/x86/Makefile
index 629b0ee..839b5bc 100644
--- a/libavcodec/x86/Makefile
+++ b/libavcodec/x86/Makefile
@@ -120,7 +120,8 @@ YASM-OBJS-$(CONFIG_QPELDSP) += x86/qpeldsp.o \
x86/fpel.o \
x86/qpel.o
YASM-OBJS-$(CONFIG_RV34DSP) += x86/rv34dsp.o
-YASM-OBJS-$(CONFIG_VC1DSP) += x86/vc1dsp.o
+YASM-OBJS-$(CONFIG_VC1DSP) += x86/vc1dsp_loopfilter.o \
+ x86/vc1dsp_mc.o
YASM-OBJS-$(CONFIG_IDCTDSP) += x86/simple_idct10.o
YASM-OBJS-$(CONFIG_VIDEODSP) += x86/videodsp.o
YASM-OBJS-$(CONFIG_VP3DSP) += x86/vp3dsp.o
diff --git a/libavcodec/x86/vc1dsp_loopfilter.asm b/libavcodec/x86/vc1dsp_loopfilter.asm
new file mode 100644
index 0000000..1838f6f
--- /dev/null
+++ b/libavcodec/x86/vc1dsp_loopfilter.asm
@@ -0,0 +1,317 @@
+;******************************************************************************
+;* VC1 loopfilter optimizations
+;* Copyright (c) 2009 David Conrad
+;*
+;* 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"
+
+cextern pw_4
+cextern pw_5
+
+section .text
+
+; dst_low, dst_high (src), zero
+; zero-extends one vector from 8 to 16 bits
+%macro UNPACK_8TO16 4
+ mova m%2, m%3
+ punpckh%1 m%3, m%4
+ punpckl%1 m%2, m%4
+%endmacro
+
+%macro STORE_4_WORDS 6
+%if cpuflag(sse4)
+ pextrw %1, %5, %6+0
+ pextrw %2, %5, %6+1
+ pextrw %3, %5, %6+2
+ pextrw %4, %5, %6+3
+%else
+ movd %6d, %5
+%if mmsize==16
+ psrldq %5, 4
+%else
+ psrlq %5, 32
+%endif
+ mov %1, %6w
+ shr %6, 16
+ mov %2, %6w
+ movd %6d, %5
+ mov %3, %6w
+ shr %6, 16
+ mov %4, %6w
+%endif
+%endmacro
+
+; in: p1 p0 q0 q1, clobbers p0
+; out: p1 = (2*(p1 - q1) - 5*(p0 - q0) + 4) >> 3
+%macro VC1_LOOP_FILTER_A0 4
+ psubw %1, %4
+ psubw %2, %3
+ paddw %1, %1
+ pmullw %2, [pw_5]
+ psubw %1, %2
+ paddw %1, [pw_4]
+ psraw %1, 3
+%endmacro
+
+; in: p0 q0 a0 a1 a2
+; m0 m1 m7 m6 m5
+; %1: size
+; out: m0=p0' m1=q0'
+%macro VC1_FILTER 1
+ PABSW m4, m7
+ PABSW m3, m6
+ PABSW m2, m5
+ mova m6, m4
+ pminsw m3, m2
+ pcmpgtw m6, m3 ; if (a2 < a0 || a1 < a0)
+ psubw m3, m4
+ pmullw m3, [pw_5] ; 5*(a3 - a0)
+ PABSW m2, m3
+ psraw m2, 3 ; abs(d/8)
+ pxor m7, m3 ; d_sign ^= a0_sign
+
+ pxor m5, m5
+ movd m3, r2d
+%if %1 > 4
+ punpcklbw m3, m3
+%endif
+ punpcklbw m3, m5
+ pcmpgtw m3, m4 ; if (a0 < pq)
+ pand m6, m3
+
+ mova m3, m0
+ psubw m3, m1
+ PABSW m4, m3
+ psraw m4, 1
+ pxor m3, m7 ; d_sign ^ clip_sign
+ psraw m3, 15
+ pminsw m2, m4 ; min(d, clip)
+ pcmpgtw m4, m5
+ pand m6, m4 ; filt3 (C return value)
+
+; each set of 4 pixels is not filtered if the 3rd is not
+%if mmsize==16
+ pshuflw m4, m6, 0xaa
+%if %1 > 4
+ pshufhw m4, m4, 0xaa
+%endif
+%else
+ pshufw m4, m6, 0xaa
+%endif
+ pandn m3, m4
+ pand m2, m6
+ pand m3, m2 ; d final
+
+ psraw m7, 15
+ pxor m3, m7
+ psubw m3, m7
+ psubw m0, m3
+ paddw m1, m3
+ packuswb m0, m0
+ packuswb m1, m1
+%endmacro
+
+; 1st param: size of filter
+; 2nd param: mov suffix equivalent to the filter size
+%macro VC1_V_LOOP_FILTER 2
+ pxor m5, m5
+ mov%2 m6, [r4]
+ mov%2 m4, [r4+r1]
+ mov%2 m7, [r4+2*r1]
+ mov%2 m0, [r4+r3]
+ punpcklbw m6, m5
+ punpcklbw m4, m5
+ punpcklbw m7, m5
+ punpcklbw m0, m5
+
+ VC1_LOOP_FILTER_A0 m6, m4, m7, m0
+ mov%2 m1, [r0]
+ mov%2 m2, [r0+r1]
+ punpcklbw m1, m5
+ punpcklbw m2, m5
+ mova m4, m0
+ VC1_LOOP_FILTER_A0 m7, m4, m1, m2
+ mov%2 m3, [r0+2*r1]
+ mov%2 m4, [r0+r3]
+ punpcklbw m3, m5
+ punpcklbw m4, m5
+ mova m5, m1
+ VC1_LOOP_FILTER_A0 m5, m2, m3, m4
+
+ VC1_FILTER %1
+ mov%2 [r4+r3], m0
+ mov%2 [r0], m1
+%endmacro
+
+; 1st param: size of filter
+; NOTE: UNPACK_8TO16 this number of 8 bit numbers are in half a register
+; 2nd (optional) param: temp register to use for storing words
+%macro VC1_H_LOOP_FILTER 1-2
+%if %1 == 4
+ movq m0, [r0 -4]
+ movq m1, [r0+ r1-4]
+ movq m2, [r0+2*r1-4]
+ movq m3, [r0+ r3-4]
+ TRANSPOSE4x4B 0, 1, 2, 3, 4
+%else
+ movq m0, [r0 -4]
+ movq m4, [r0+ r1-4]
+ movq m1, [r0+2*r1-4]
+ movq m5, [r0+ r3-4]
+ movq m2, [r4 -4]
+ movq m6, [r4+ r1-4]
+ movq m3, [r4+2*r1-4]
+ movq m7, [r4+ r3-4]
+ punpcklbw m0, m4
+ punpcklbw m1, m5
+ punpcklbw m2, m6
+ punpcklbw m3, m7
+ TRANSPOSE4x4W 0, 1, 2, 3, 4
+%endif
+ pxor m5, m5
+
+ UNPACK_8TO16 bw, 6, 0, 5
+ UNPACK_8TO16 bw, 7, 1, 5
+ VC1_LOOP_FILTER_A0 m6, m0, m7, m1
+ UNPACK_8TO16 bw, 4, 2, 5
+ mova m0, m1 ; m0 = p0
+ VC1_LOOP_FILTER_A0 m7, m1, m4, m2
+ UNPACK_8TO16 bw, 1, 3, 5
+ mova m5, m4
+ VC1_LOOP_FILTER_A0 m5, m2, m1, m3
+ SWAP 1, 4 ; m1 = q0
+
+ VC1_FILTER %1
+ punpcklbw m0, m1
+%if %0 > 1
+ STORE_4_WORDS [r0-1], [r0+r1-1], [r0+2*r1-1], [r0+r3-1], m0, %2
+%if %1 > 4
+ psrldq m0, 4
+ STORE_4_WORDS [r4-1], [r4+r1-1], [r4+2*r1-1], [r4+r3-1], m0, %2
+%endif
+%else
+ STORE_4_WORDS [r0-1], [r0+r1-1], [r0+2*r1-1], [r0+r3-1], m0, 0
+ STORE_4_WORDS [r4-1], [r4+r1-1], [r4+2*r1-1], [r4+r3-1], m0, 4
+%endif
+%endmacro
+
+
+%macro START_V_FILTER 0
+ mov r4, r0
+ lea r3, [4*r1]
+ sub r4, r3
+ lea r3, [r1+2*r1]
+ imul r2, 0x01010101
+%endmacro
+
+%macro START_H_FILTER 1
+ lea r3, [r1+2*r1]
+%if %1 > 4
+ lea r4, [r0+4*r1]
+%endif
+ imul r2, 0x01010101
+%endmacro
+
+%macro VC1_LF 0
+cglobal vc1_v_loop_filter_internal
+ VC1_V_LOOP_FILTER 4, d
+ ret
+
+cglobal vc1_h_loop_filter_internal
+ VC1_H_LOOP_FILTER 4, r4
+ ret
+
+; void ff_vc1_v_loop_filter4_mmxext(uint8_t *src, int stride, int pq)
+cglobal vc1_v_loop_filter4, 3,5,0
+ START_V_FILTER
+ call vc1_v_loop_filter_internal
+ RET
+
+; void ff_vc1_h_loop_filter4_mmxext(uint8_t *src, int stride, int pq)
+cglobal vc1_h_loop_filter4, 3,5,0
+ START_H_FILTER 4
+ call vc1_h_loop_filter_internal
+ RET
+
+; void ff_vc1_v_loop_filter8_mmxext(uint8_t *src, int stride, int pq)
+cglobal vc1_v_loop_filter8, 3,5,0
+ START_V_FILTER
+ call vc1_v_loop_filter_internal
+ add r4, 4
+ add r0, 4
+ call vc1_v_loop_filter_internal
+ RET
+
+; void ff_vc1_h_loop_filter8_mmxext(uint8_t *src, int stride, int pq)
+cglobal vc1_h_loop_filter8, 3,5,0
+ START_H_FILTER 4
+ call vc1_h_loop_filter_internal
+ lea r0, [r0+4*r1]
+ call vc1_h_loop_filter_internal
+ RET
+%endmacro
+
+INIT_MMX mmxext
+VC1_LF
+
+INIT_XMM sse2
+; void ff_vc1_v_loop_filter8_sse2(uint8_t *src, int stride, int pq)
+cglobal vc1_v_loop_filter8, 3,5,8
+ START_V_FILTER
+ VC1_V_LOOP_FILTER 8, q
+ RET
+
+; void ff_vc1_h_loop_filter8_sse2(uint8_t *src, int stride, int pq)
+cglobal vc1_h_loop_filter8, 3,6,8
+ START_H_FILTER 8
+ VC1_H_LOOP_FILTER 8, r5
+ RET
+
+INIT_MMX ssse3
+; void ff_vc1_v_loop_filter4_ssse3(uint8_t *src, int stride, int pq)
+cglobal vc1_v_loop_filter4, 3,5,0
+ START_V_FILTER
+ VC1_V_LOOP_FILTER 4, d
+ RET
+
+; void ff_vc1_h_loop_filter4_ssse3(uint8_t *src, int stride, int pq)
+cglobal vc1_h_loop_filter4, 3,5,0
+ START_H_FILTER 4
+ VC1_H_LOOP_FILTER 4, r4
+ RET
+
+INIT_XMM ssse3
+; void ff_vc1_v_loop_filter8_ssse3(uint8_t *src, int stride, int pq)
+cglobal vc1_v_loop_filter8, 3,5,8
+ START_V_FILTER
+ VC1_V_LOOP_FILTER 8, q
+ RET
+
+; void ff_vc1_h_loop_filter8_ssse3(uint8_t *src, int stride, int pq)
+cglobal vc1_h_loop_filter8, 3,6,8
+ START_H_FILTER 8
+ VC1_H_LOOP_FILTER 8, r5
+ RET
+
+INIT_XMM sse4
+; void ff_vc1_h_loop_filter8_sse4(uint8_t *src, int stride, int pq)
+cglobal vc1_h_loop_filter8, 3,5,8
+ START_H_FILTER 8
+ VC1_H_LOOP_FILTER 8
+ RET
diff --git a/libavcodec/x86/vc1dsp.asm b/libavcodec/x86/vc1dsp_mc.asm
similarity index 56%
rename from libavcodec/x86/vc1dsp.asm
rename to libavcodec/x86/vc1dsp_mc.asm
index eee42c2..7eaf043 100644
--- a/libavcodec/x86/vc1dsp.asm
+++ b/libavcodec/x86/vc1dsp_mc.asm
@@ -1,7 +1,6 @@
;******************************************************************************
-;* VC1 DSP optimizations
+;* VC1 motion compensation optimizations
;* Copyright (c) 2007 Christophe GISQUET <christophe.gisquet at free.fr>
-;* Copyright (c) 2009 David Conrad
;*
;* This file is part of FFmpeg.
;*
@@ -22,303 +21,11 @@
%include "libavutil/x86/x86util.asm"
-cextern pw_4
-cextern pw_5
cextern pw_9
cextern pw_128
section .text
-; dst_low, dst_high (src), zero
-; zero-extends one vector from 8 to 16 bits
-%macro UNPACK_8TO16 4
- mova m%2, m%3
- punpckh%1 m%3, m%4
- punpckl%1 m%2, m%4
-%endmacro
-
-%macro STORE_4_WORDS 6
-%if cpuflag(sse4)
- pextrw %1, %5, %6+0
- pextrw %2, %5, %6+1
- pextrw %3, %5, %6+2
- pextrw %4, %5, %6+3
-%else
- movd %6d, %5
-%if mmsize==16
- psrldq %5, 4
-%else
- psrlq %5, 32
-%endif
- mov %1, %6w
- shr %6, 16
- mov %2, %6w
- movd %6d, %5
- mov %3, %6w
- shr %6, 16
- mov %4, %6w
-%endif
-%endmacro
-
-; in: p1 p0 q0 q1, clobbers p0
-; out: p1 = (2*(p1 - q1) - 5*(p0 - q0) + 4) >> 3
-%macro VC1_LOOP_FILTER_A0 4
- psubw %1, %4
- psubw %2, %3
- paddw %1, %1
- pmullw %2, [pw_5]
- psubw %1, %2
- paddw %1, [pw_4]
- psraw %1, 3
-%endmacro
-
-; in: p0 q0 a0 a1 a2
-; m0 m1 m7 m6 m5
-; %1: size
-; out: m0=p0' m1=q0'
-%macro VC1_FILTER 1
- PABSW m4, m7
- PABSW m3, m6
- PABSW m2, m5
- mova m6, m4
- pminsw m3, m2
- pcmpgtw m6, m3 ; if (a2 < a0 || a1 < a0)
- psubw m3, m4
- pmullw m3, [pw_5] ; 5*(a3 - a0)
- PABSW m2, m3
- psraw m2, 3 ; abs(d/8)
- pxor m7, m3 ; d_sign ^= a0_sign
-
- pxor m5, m5
- movd m3, r2d
-%if %1 > 4
- punpcklbw m3, m3
-%endif
- punpcklbw m3, m5
- pcmpgtw m3, m4 ; if (a0 < pq)
- pand m6, m3
-
- mova m3, m0
- psubw m3, m1
- PABSW m4, m3
- psraw m4, 1
- pxor m3, m7 ; d_sign ^ clip_sign
- psraw m3, 15
- pminsw m2, m4 ; min(d, clip)
- pcmpgtw m4, m5
- pand m6, m4 ; filt3 (C return value)
-
-; each set of 4 pixels is not filtered if the 3rd is not
-%if mmsize==16
- pshuflw m4, m6, 0xaa
-%if %1 > 4
- pshufhw m4, m4, 0xaa
-%endif
-%else
- pshufw m4, m6, 0xaa
-%endif
- pandn m3, m4
- pand m2, m6
- pand m3, m2 ; d final
-
- psraw m7, 15
- pxor m3, m7
- psubw m3, m7
- psubw m0, m3
- paddw m1, m3
- packuswb m0, m0
- packuswb m1, m1
-%endmacro
-
-; 1st param: size of filter
-; 2nd param: mov suffix equivalent to the filter size
-%macro VC1_V_LOOP_FILTER 2
- pxor m5, m5
- mov%2 m6, [r4]
- mov%2 m4, [r4+r1]
- mov%2 m7, [r4+2*r1]
- mov%2 m0, [r4+r3]
- punpcklbw m6, m5
- punpcklbw m4, m5
- punpcklbw m7, m5
- punpcklbw m0, m5
-
- VC1_LOOP_FILTER_A0 m6, m4, m7, m0
- mov%2 m1, [r0]
- mov%2 m2, [r0+r1]
- punpcklbw m1, m5
- punpcklbw m2, m5
- mova m4, m0
- VC1_LOOP_FILTER_A0 m7, m4, m1, m2
- mov%2 m3, [r0+2*r1]
- mov%2 m4, [r0+r3]
- punpcklbw m3, m5
- punpcklbw m4, m5
- mova m5, m1
- VC1_LOOP_FILTER_A0 m5, m2, m3, m4
-
- VC1_FILTER %1
- mov%2 [r4+r3], m0
- mov%2 [r0], m1
-%endmacro
-
-; 1st param: size of filter
-; NOTE: UNPACK_8TO16 this number of 8 bit numbers are in half a register
-; 2nd (optional) param: temp register to use for storing words
-%macro VC1_H_LOOP_FILTER 1-2
-%if %1 == 4
- movq m0, [r0 -4]
- movq m1, [r0+ r1-4]
- movq m2, [r0+2*r1-4]
- movq m3, [r0+ r3-4]
- TRANSPOSE4x4B 0, 1, 2, 3, 4
-%else
- movq m0, [r0 -4]
- movq m4, [r0+ r1-4]
- movq m1, [r0+2*r1-4]
- movq m5, [r0+ r3-4]
- movq m2, [r4 -4]
- movq m6, [r4+ r1-4]
- movq m3, [r4+2*r1-4]
- movq m7, [r4+ r3-4]
- punpcklbw m0, m4
- punpcklbw m1, m5
- punpcklbw m2, m6
- punpcklbw m3, m7
- TRANSPOSE4x4W 0, 1, 2, 3, 4
-%endif
- pxor m5, m5
-
- UNPACK_8TO16 bw, 6, 0, 5
- UNPACK_8TO16 bw, 7, 1, 5
- VC1_LOOP_FILTER_A0 m6, m0, m7, m1
- UNPACK_8TO16 bw, 4, 2, 5
- mova m0, m1 ; m0 = p0
- VC1_LOOP_FILTER_A0 m7, m1, m4, m2
- UNPACK_8TO16 bw, 1, 3, 5
- mova m5, m4
- VC1_LOOP_FILTER_A0 m5, m2, m1, m3
- SWAP 1, 4 ; m1 = q0
-
- VC1_FILTER %1
- punpcklbw m0, m1
-%if %0 > 1
- STORE_4_WORDS [r0-1], [r0+r1-1], [r0+2*r1-1], [r0+r3-1], m0, %2
-%if %1 > 4
- psrldq m0, 4
- STORE_4_WORDS [r4-1], [r4+r1-1], [r4+2*r1-1], [r4+r3-1], m0, %2
-%endif
-%else
- STORE_4_WORDS [r0-1], [r0+r1-1], [r0+2*r1-1], [r0+r3-1], m0, 0
- STORE_4_WORDS [r4-1], [r4+r1-1], [r4+2*r1-1], [r4+r3-1], m0, 4
-%endif
-%endmacro
-
-
-%macro START_V_FILTER 0
- mov r4, r0
- lea r3, [4*r1]
- sub r4, r3
- lea r3, [r1+2*r1]
- imul r2, 0x01010101
-%endmacro
-
-%macro START_H_FILTER 1
- lea r3, [r1+2*r1]
-%if %1 > 4
- lea r4, [r0+4*r1]
-%endif
- imul r2, 0x01010101
-%endmacro
-
-%macro VC1_LF 0
-cglobal vc1_v_loop_filter_internal
- VC1_V_LOOP_FILTER 4, d
- ret
-
-cglobal vc1_h_loop_filter_internal
- VC1_H_LOOP_FILTER 4, r4
- ret
-
-; void ff_vc1_v_loop_filter4_mmxext(uint8_t *src, int stride, int pq)
-cglobal vc1_v_loop_filter4, 3,5,0
- START_V_FILTER
- call vc1_v_loop_filter_internal
- RET
-
-; void ff_vc1_h_loop_filter4_mmxext(uint8_t *src, int stride, int pq)
-cglobal vc1_h_loop_filter4, 3,5,0
- START_H_FILTER 4
- call vc1_h_loop_filter_internal
- RET
-
-; void ff_vc1_v_loop_filter8_mmxext(uint8_t *src, int stride, int pq)
-cglobal vc1_v_loop_filter8, 3,5,0
- START_V_FILTER
- call vc1_v_loop_filter_internal
- add r4, 4
- add r0, 4
- call vc1_v_loop_filter_internal
- RET
-
-; void ff_vc1_h_loop_filter8_mmxext(uint8_t *src, int stride, int pq)
-cglobal vc1_h_loop_filter8, 3,5,0
- START_H_FILTER 4
- call vc1_h_loop_filter_internal
- lea r0, [r0+4*r1]
- call vc1_h_loop_filter_internal
- RET
-%endmacro
-
-INIT_MMX mmxext
-VC1_LF
-
-INIT_XMM sse2
-; void ff_vc1_v_loop_filter8_sse2(uint8_t *src, int stride, int pq)
-cglobal vc1_v_loop_filter8, 3,5,8
- START_V_FILTER
- VC1_V_LOOP_FILTER 8, q
- RET
-
-; void ff_vc1_h_loop_filter8_sse2(uint8_t *src, int stride, int pq)
-cglobal vc1_h_loop_filter8, 3,6,8
- START_H_FILTER 8
- VC1_H_LOOP_FILTER 8, r5
- RET
-
-INIT_MMX ssse3
-; void ff_vc1_v_loop_filter4_ssse3(uint8_t *src, int stride, int pq)
-cglobal vc1_v_loop_filter4, 3,5,0
- START_V_FILTER
- VC1_V_LOOP_FILTER 4, d
- RET
-
-; void ff_vc1_h_loop_filter4_ssse3(uint8_t *src, int stride, int pq)
-cglobal vc1_h_loop_filter4, 3,5,0
- START_H_FILTER 4
- VC1_H_LOOP_FILTER 4, r4
- RET
-
-INIT_XMM ssse3
-; void ff_vc1_v_loop_filter8_ssse3(uint8_t *src, int stride, int pq)
-cglobal vc1_v_loop_filter8, 3,5,8
- START_V_FILTER
- VC1_V_LOOP_FILTER 8, q
- RET
-
-; void ff_vc1_h_loop_filter8_ssse3(uint8_t *src, int stride, int pq)
-cglobal vc1_h_loop_filter8, 3,6,8
- START_H_FILTER 8
- VC1_H_LOOP_FILTER 8, r5
- RET
-
-INIT_XMM sse4
-; void ff_vc1_h_loop_filter8_sse4(uint8_t *src, int stride, int pq)
-cglobal vc1_h_loop_filter8, 3,5,8
- START_H_FILTER 8
- VC1_H_LOOP_FILTER 8
- RET
-
%if HAVE_MMX_INLINE
; XXX some of these macros are not used right now, but they will in the future
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