falkTX
/
FFmpeg
mirror of https://github.com/falkTX/FFmpeg.git
1
0
Fork 0
Code Issues 0 Releases 338 Wiki Activity
Browse Source

x86/me_cmp: combine sad functions into a single macro 

No point in having the sad8 functions separate now that the loop is no
longer unrolled.

Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
tags/n2.5
James Almer 11 years ago
parent
986f63d17f
commit
77f9a81cca
1 changed files with 93 additions and 128 deletions
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. +93
    -128
      libavcodec/x86/me_cmp.asm

+ 93
- 128
libavcodec/x86/me_cmp.asm View File

@@ -473,43 +473,35 @@ HF_NOISE 16
;---------------------------------------------------------------------------------------
;int ff_sad_<opt>(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, int stride, int h);
;---------------------------------------------------------------------------------------
INIT_MMX mmxext
cglobal sad8, 5, 5, 0, v, pix1, pix2, stride, h
;%1 = 8/16
%macro SAD 1
cglobal sad%1, 5, 5, 3, v, pix1, pix2, stride, h
movu m2, [pix2q]
movu m1, [pix2q+strideq]
psadbw m2, [pix1q]
psadbw m1, [pix1q+strideq]
paddw m2, m1
sub hd, 2

.loop:
lea pix1q, [pix1q+strideq*2]
lea pix2q, [pix2q+strideq*2]
movu m0, [pix2q]
movu m1, [pix2q+strideq]
psadbw m0, [pix1q]
psadbw m1, [pix1q+strideq]
%if %1 != mmsize
movu m0, [pix2q+8]
movu m1, [pix2q+strideq+8]
psadbw m0, [pix1q+8]
psadbw m1, [pix1q+strideq+8]
paddw m2, m0
paddw m2, m1
%endif
sub hd, 2
jne .loop

movd eax, m2
RET

%macro SAD16 0
cglobal sad16, 5, 5, 3, v, pix1, pix2, stride, h
pxor m2, m2

align 16
.loop
.loop:
lea pix1q, [pix1q+strideq*2]
lea pix2q, [pix2q+strideq*2]
movu m0, [pix2q]
movu m1, [pix2q+strideq]
psadbw m0, [pix1q]
psadbw m1, [pix1q+strideq]
paddw m2, m0
paddw m2, m1
%if mmsize == 8
%if %1 != mmsize
movu m0, [pix2q+8]
movu m1, [pix2q+strideq+8]
psadbw m0, [pix1q+8]
@@ -517,8 +509,6 @@ align 16
paddw m2, m0
paddw m2, m1
%endif
lea pix1q, [pix1q+strideq*2]
lea pix2q, [pix2q+strideq*2]
sub hd, 2
jg .loop
%if mmsize == 16
@@ -530,47 +520,47 @@ align 16
%endmacro

INIT_MMX mmxext
SAD16
SAD 8
SAD 16
INIT_XMM sse2
SAD16
SAD 16

;------------------------------------------------------------------------------------------
;int ff_sad_x2_<opt>(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, int stride, int h);
;------------------------------------------------------------------------------------------
INIT_MMX mmxext
cglobal sad8_x2, 5, 5, 0, v, pix1, pix2, stride, h
;%1 = 8/16
%macro SAD_X2 1
cglobal sad%1_x2, 5, 5, 5, v, pix1, pix2, stride, h
movu m0, [pix2q]
movu m2, [pix2q+strideq]
%if mmsize == 16
movu m3, [pix2q+1]
movu m4, [pix2q+strideq+1]
pavgb m0, m3
pavgb m2, m4
%else
pavgb m0, [pix2q+1]
pavgb m2, [pix2q+strideq+1]
%endif
psadbw m0, [pix1q]
psadbw m2, [pix1q+strideq]
paddw m0, m2
sub hd, 2

.loop:
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
movu m1, [pix2q]
movu m2, [pix2q+strideq]
pavgb m1, [pix2q+1]
pavgb m2, [pix2q+strideq+1]
psadbw m1, [pix1q]
psadbw m2, [pix1q+strideq]
%if %1 != mmsize
movu m1, [pix2q+8]
movu m2, [pix2q+strideq+8]
pavgb m1, [pix2q+9]
pavgb m2, [pix2q+strideq+9]
psadbw m1, [pix1q+8]
psadbw m2, [pix1q+strideq+8]
paddw m0, m1
paddw m0, m2
%endif
sub hd, 2
jne .loop

movd eax, m0
RET

%macro SAD16_X2 0
cglobal sad16_x2, 5, 5, 5, v, pix1, pix2, stride, h
pxor m0, m0

align 16
.loop:
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
movu m1, [pix2q]
movu m2, [pix2q+strideq]
%if mmsize == 16
@@ -586,7 +576,7 @@ align 16
psadbw m2, [pix1q+strideq]
paddw m0, m1
paddw m0, m2
%if mmsize == 8
%if %1 != mmsize
movu m1, [pix2q+8]
movu m2, [pix2q+strideq+8]
pavgb m1, [pix2q+9]
@@ -596,8 +586,6 @@ align 16
paddw m0, m1
paddw m0, m2
%endif
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
sub hd, 2
jg .loop
%if mmsize == 16
@@ -609,56 +597,45 @@ align 16
%endmacro

INIT_MMX mmxext
SAD16_X2
SAD_X2 8
SAD_X2 16
INIT_XMM sse2
SAD16_X2
SAD_X2 16

;------------------------------------------------------------------------------------------
;int ff_sad_y2_<opt>(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, int stride, int h);
;------------------------------------------------------------------------------------------
INIT_MMX mmxext
cglobal sad8_y2, 5, 5, 0, v, pix1, pix2, stride, h
;%1 = 8/16
%macro SAD_Y2 1
cglobal sad%1_y2, 5, 5, 4, v, pix1, pix2, stride, h
movu m1, [pix2q]
movu m0, [pix2q+strideq]
movu m3, [pix2q+2*strideq]
pavgb m1, m0
pavgb m0, m3
add pix2q, strideq
psadbw m1, [pix1q]
psadbw m0, [pix1q+strideq]
paddw m0, m1
mova m1, m3
sub hd, 2

.loop:
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
movu m2, [pix2q]
movu m3, [pix2q+strideq]
pavgb m1, m2
pavgb m2, m3
psadbw m1, [pix1q]
psadbw m2, [pix1q+strideq]
paddw m0, m1
paddw m0, m2
mova m1, m3
sub hd, 2
jne .loop

movd eax, m0
RET

%macro SAD16_Y2 0
cglobal sad16_y2, 5, 5, 4, v, pix1, pix2, stride, h
movu m1, [pix2q]
%if mmsize == 8
%if %1 != mmsize
movu m4, [pix2q+8]
movu m5, [pix2q+strideq+8]
movu m6, [pix2q+2*strideq+8]
pavgb m4, m5
pavgb m5, m6
psadbw m4, [pix1q+8]
psadbw m5, [pix1q+strideq+8]
paddw m0, m4
paddw m0, m5
mova m4, m6
%endif
pxor m0, m0
add pix2q, strideq
sub hd, 2

align 16
.loop:
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
movu m2, [pix2q]
movu m3, [pix2q+strideq]
pavgb m1, m2
@@ -668,7 +645,7 @@ align 16
paddw m0, m1
paddw m0, m2
mova m1, m3
%if mmsize == 8
%if %1 != mmsize
movu m5, [pix2q+8]
movu m6, [pix2q+strideq+8]
pavgb m4, m5
@@ -679,8 +656,6 @@ align 16
paddw m0, m5
mova m4, m6
%endif
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
sub hd, 2
jg .loop
%if mmsize == 16
@@ -692,72 +667,63 @@ align 16
%endmacro

INIT_MMX mmxext
SAD16_Y2
SAD_Y2 8
SAD_Y2 16
INIT_XMM sse2
SAD16_Y2
SAD_Y2 16

;-------------------------------------------------------------------------------------------
;int ff_sad_approx_xy2_<opt>(MpegEncContext *v, uint8_t *pix1, uint8_t *pix2, int stride, int h);
;-------------------------------------------------------------------------------------------
INIT_MMX mmxext
cglobal sad8_approx_xy2, 5, 5, 0, v, pix1, pix2, stride, h
pxor m0, m0
;%1 = 8/16
%macro SAD_APPROX_XY2 1
cglobal sad%1_approx_xy2, 5, 5, 7, v, pix1, pix2, stride, h
mova m4, [pb_1]
movu m1, [pix2q]
movu m0, [pix2q+strideq]
movu m3, [pix2q+2*strideq]
%if mmsize == 16
movu m5, [pix2q+1]
movu m6, [pix2q+strideq+1]
movu m2, [pix2q+2*strideq+1]
pavgb m1, m5
pavgb m0, m6
pavgb m3, m2
%else
pavgb m1, [pix2q+1]
pavgb m0, [pix2q+strideq+1]
pavgb m3, [pix2q+2*strideq+1]
%endif
psubusb m0, m4
pavgb m1, m0
pavgb m0, m3
add pix2q, strideq
psadbw m1, [pix1q]
psadbw m0, [pix1q+strideq]
paddw m0, m1
mova m1, m3
sub hd, 2

.loop:
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
movu m2, [pix2q]
movu m3, [pix2q+strideq]
pavgb m2, [pix2q+1]
pavgb m3, [pix2q+strideq+1]
psubusb m2, m4
pavgb m1, m2
pavgb m2, m3
psadbw m1, [pix1q]
psadbw m2, [pix1q+strideq]
paddw m0, m1
paddw m0, m2
mova m1, m3
sub hd, 2
jne .loop

movd eax, m0
RET

%macro SAD16_APPROX_XY2 0
cglobal sad16_approx_xy2, 5, 5, 7, v, pix1, pix2, stride, h
pxor m0, m0
mova m4, [pb_1]

movu m1, [pix2q]
%if mmsize == 16
movu m2, [pix2q+1]
pavgb m1, m2
%else
%if %1 != mmsize
movu m5, [pix2q+8]
pavgb m1, [pix2q+1]
pavgb m5, [pix2q+8+1]
movu m6, [pix2q+strideq+8]
movu m7, [pix2q+2*strideq+8]
pavgb m5, [pix2q+1+8]
pavgb m6, [pix2q+strideq+1+8]
pavgb m7, [pix2q+2*strideq+1+8]
psubusb m6, m4
pavgb m5, m6
pavgb m6, m7
psadbw m5, [pix1q+8]
psadbw m6, [pix1q+strideq+8]
paddw m0, m5
paddw m0, m6
mova m5, m7
%endif
add pix2q, strideq
sub hd, 2

align 16
.loop:
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
movu m2, [pix2q]
movu m3, [pix2q+strideq]
%if mmsize == 16
@@ -777,7 +743,7 @@ align 16
paddw m0, m1
paddw m0, m2
mova m1, m3
%if mmsize == 8
%if %1 != mmsize
movu m6, [pix2q+8]
movu m7, [pix2q+strideq+8]
pavgb m6, [pix2q+8+1]
@@ -791,8 +757,6 @@ align 16
paddw m0, m6
mova m5, m7
%endif
lea pix1q, [pix1q+2*strideq]
lea pix2q, [pix2q+2*strideq]
sub hd, 2
jg .loop
%if mmsize == 16
@@ -804,6 +768,7 @@ align 16
%endmacro

INIT_MMX mmxext
SAD16_APPROX_XY2
SAD_APPROX_XY2 8
SAD_APPROX_XY2 16
INIT_XMM sse2
SAD16_APPROX_XY2
SAD_APPROX_XY2 16

Write Preview
Loading…
Cancel
Save