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Fix put_*_xy2_arm bug and enable put_pixels16_arm and put_pixels8_y2_arm. 

Speed up > 4%.
patch by Tao Huang, ulysses.huang gmail com

Originally committed as revision 10402 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Tao Huang 2007-09-05 11:05:33 +00:00 committed by Diego Biurrun
parent 770202c3af
commit 005b683744
2 changed files with 23 additions and 29 deletions
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14
libavcodec/armv4l/dsputil_arm.c
View File

@ -254,22 +254,22 @@ void dsputil_init_armv4l(DSPContext* c, AVCodecContext *avctx)
#endif
}
/* c->put_pixels_tab[0][0] = put_pixels16_arm; */ // NG!
c->put_pixels_tab[0][0] = put_pixels16_arm;
c->put_pixels_tab[0][1] = put_pixels16_x2_arm; //OK!
c->put_pixels_tab[0][2] = put_pixels16_y2_arm; //OK!
/* c->put_pixels_tab[0][3] = put_pixels16_xy2_arm; /\* NG *\/ */
/* c->put_no_rnd_pixels_tab[0][0] = put_pixels16_arm; */
c->put_pixels_tab[0][3] = put_pixels16_xy2_arm;
c->put_no_rnd_pixels_tab[0][0] = put_pixels16_arm;
c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_arm; // OK
c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_arm; //OK
/* c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_arm; //NG */
c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_arm;
c->put_pixels_tab[1][0] = put_pixels8_arm; //OK
c->put_pixels_tab[1][1] = put_pixels8_x2_arm; //OK
/* c->put_pixels_tab[1][2] = put_pixels8_y2_arm; //NG */
/* c->put_pixels_tab[1][3] = put_pixels8_xy2_arm; //NG */
c->put_pixels_tab[1][2] = put_pixels8_y2_arm;
c->put_pixels_tab[1][3] = put_pixels8_xy2_arm;
c->put_no_rnd_pixels_tab[1][0] = put_pixels8_arm;//OK
c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_arm; //OK
c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_arm; //OK
/* c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_arm;//NG */
c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_arm;
#ifdef HAVE_IWMMXT
dsputil_init_iwmmxt(c, avctx);

38
libavcodec/armv4l/dsputil_arm_s.S
View File

@ -553,7 +553,7 @@ put_no_rnd_pixels8_y2_arm:
.word 4b
@ ----------------------------------------------------------------
.macro RND_XY2_IT align, rnd
.macro RND_XY2_IT align
@ l1= (a & 0x03030303) + (b & 0x03030303) ?(+ 0x02020202)
@ h1= ((a & 0xFCFCFCFCUL) >> 2) + ((b & 0xFCFCFCFCUL) >> 2)
.if \align == 0
@ -582,11 +582,7 @@ put_no_rnd_pixels8_y2_arm:
and r9, r5, r14
and r10, r6, r14
and r11, r7, r14
.if \rnd == 1
ldreq r14, [r12, #16] @ 0x02020202
.else
ldreq r14, [r12, #28] @ 0x01010101
.endif
ldreq r14, [r12, #16] @ 0x02020202/0x01010101
add r8, r8, r10
add r9, r9, r11
addeq r8, r8, r14
@ -598,12 +594,13 @@ put_no_rnd_pixels8_y2_arm:
and r7, r14, r7, lsr #2
add r10, r4, r6
add r11, r5, r7
subs r3, r3, #1
.endm
.macro RND_XY2_EXPAND align, rnd
RND_XY2_IT \align, \rnd
.macro RND_XY2_EXPAND align
RND_XY2_IT \align
6: stmfd sp!, {r8-r11}
RND_XY2_IT \align, \rnd
RND_XY2_IT \align
ldmfd sp!, {r4-r7}
add r4, r4, r8
add r5, r5, r9
@ -614,10 +611,9 @@ put_no_rnd_pixels8_y2_arm:
and r5, r14, r5, lsr #2
add r4, r4, r6
add r5, r5, r7
subs r3, r3, #1
stmia r0, {r4-r5}
add r0, r0, r2
bne 6b
bge 6b
ldmfd sp!, {r4-r11,pc}
.endm
@ -634,19 +630,19 @@ put_pixels8_xy2_arm:
bic r1, r1, #3
ldrne pc, [r5]
1:
RND_XY2_EXPAND 0, 1
RND_XY2_EXPAND 0
.align 8
2:
RND_XY2_EXPAND 1, 1
RND_XY2_EXPAND 1
.align 8
3:
RND_XY2_EXPAND 2, 1
RND_XY2_EXPAND 2
.align 8
4:
RND_XY2_EXPAND 3, 1
RND_XY2_EXPAND 3
5:
.word 0x03030303
@ -656,7 +652,6 @@ put_pixels8_xy2_arm:
.word 0x02020202
.word 0xFCFCFCFC >> 2
.word 0x0F0F0F0F
.word 0x01010101
.align 8
.global put_no_rnd_pixels8_xy2_arm
@ -671,26 +666,25 @@ put_no_rnd_pixels8_xy2_arm:
bic r1, r1, #3
ldrne pc, [r5]
1:
RND_XY2_EXPAND 0, 0
RND_XY2_EXPAND 0
.align 8
2:
RND_XY2_EXPAND 1, 0
RND_XY2_EXPAND 1
.align 8
3:
RND_XY2_EXPAND 2, 0
RND_XY2_EXPAND 2
.align 8
4:
RND_XY2_EXPAND 3, 0
RND_XY2_EXPAND 3
5:
.word 0x03030303
.word 2b
.word 3b
.word 4b
.word 0x02020202
.word 0x01010101
.word 0xFCFCFCFC >> 2
.word 0x0F0F0F0F
.word 0x01010101