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Alpha: fix pix_abs16 

Originally committed as revision 16675 to svn://svn.ffmpeg.org/ffmpeg/trunk
tags/v0.5
Måns Rullgård 16 years ago
parent
27a9466b21
commit
fd6045bae5
2 changed files with 55 additions and 62 deletions
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  1. +3
    -9
      libavcodec/alpha/dsputil_alpha.c
  2. +52
    -53
      libavcodec/alpha/motion_est_mvi_asm.S

+ 3
- 9
libavcodec/alpha/dsputil_alpha.c View File

@@ -42,7 +42,7 @@ void get_pixels_mvi(DCTELEM *restrict block,
void diff_pixels_mvi(DCTELEM *block, const uint8_t *s1, const uint8_t *s2,
int stride);
int pix_abs8x8_mvi(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
int pix_abs16x16_mvi_asm(uint8_t *pix1, uint8_t *pix2, int line_size);
int pix_abs16x16_mvi_asm(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
int pix_abs16x16_x2_mvi(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
int pix_abs16x16_y2_mvi(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
int pix_abs16x16_xy2_mvi(void *v, uint8_t *pix1, uint8_t *pix2, int line_size, int h);
@@ -287,11 +287,6 @@ void put_pixels16_axp_asm(uint8_t *block, const uint8_t *pixels,
put_pixels_axp_asm(block + 8, pixels + 8, line_size, h);
}

static int sad16x16_mvi(void *s, uint8_t *a, uint8_t *b, int stride)
{
return pix_abs16x16_mvi_asm(a, b, stride);
}

void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx)
{
c->put_pixels_tab[0][0] = put_pixels16_axp_asm;
@@ -343,10 +338,9 @@ void dsputil_init_alpha(DSPContext* c, AVCodecContext *avctx)

c->get_pixels = get_pixels_mvi;
c->diff_pixels = diff_pixels_mvi;
c->sad[0] = sad16x16_mvi;
c->sad[0] = pix_abs16x16_mvi_asm;
c->sad[1] = pix_abs8x8_mvi;
// c->pix_abs[0][0] = pix_abs16x16_mvi_asm; //FIXME function arguments for the asm must be fixed
c->pix_abs[0][0] = sad16x16_mvi;
c->pix_abs[0][0] = pix_abs16x16_mvi_asm;
c->pix_abs[1][0] = pix_abs8x8_mvi;
c->pix_abs[0][1] = pix_abs16x16_x2_mvi;
c->pix_abs[0][2] = pix_abs16x16_y2_mvi;


+ 52
- 53
libavcodec/alpha/motion_est_mvi_asm.S View File

@@ -60,9 +60,8 @@ pix_abs16x16_mvi_asm:
jsr AT, (AT), _mcount
#endif

and a1, 7, t0
and a2, 7, t0
clr v0
lda a3, 16
beq t0, $aligned
.align 4
$unaligned:
@@ -86,80 +85,80 @@ $unaligned:
td: error right */

/* load line 0 */
ldq_u t0, 0(a1) # left_u
ldq_u t1, 8(a1) # mid
ldq_u t2, 16(a1) # right_u
ldq t3, 0(a0) # ref left
ldq t4, 8(a0) # ref right
addq a0, a2, a0 # pix1
addq a1, a2, a1 # pix2
ldq_u t0, 0(a2) # left_u
ldq_u t1, 8(a2) # mid
ldq_u t2, 16(a2) # right_u
ldq t3, 0(a1) # ref left
ldq t4, 8(a1) # ref right
addq a1, a3, a1 # pix1
addq a2, a3, a2 # pix2
/* load line 1 */
ldq_u t5, 0(a1) # left_u
ldq_u t6, 8(a1) # mid
ldq_u t7, 16(a1) # right_u
ldq t8, 0(a0) # ref left
ldq t9, 8(a0) # ref right
addq a0, a2, a0 # pix1
addq a1, a2, a1 # pix2
ldq_u t5, 0(a2) # left_u
ldq_u t6, 8(a2) # mid
ldq_u t7, 16(a2) # right_u
ldq t8, 0(a1) # ref left
ldq t9, 8(a1) # ref right
addq a1, a3, a1 # pix1
addq a2, a3, a2 # pix2
/* calc line 0 */
extql t0, a1, t0 # left lo
extqh t1, a1, ta # left hi
extql t1, a1, tb # right lo
extql t0, a2, t0 # left lo
extqh t1, a2, ta # left hi
extql t1, a2, tb # right lo
or t0, ta, t0 # left
extqh t2, a1, t2 # right hi
extqh t2, a2, t2 # right hi
perr t3, t0, tc # error left
or t2, tb, t2 # right
perr t4, t2, td # error right
addq v0, tc, v0 # add error left
addq v0, td, v0 # add error left
/* calc line 1 */
extql t5, a1, t5 # left lo
extqh t6, a1, ta # left hi
extql t6, a1, tb # right lo
extql t5, a2, t5 # left lo
extqh t6, a2, ta # left hi
extql t6, a2, tb # right lo
or t5, ta, t5 # left
extqh t7, a1, t7 # right hi
extqh t7, a2, t7 # right hi
perr t8, t5, tc # error left
or t7, tb, t7 # right
perr t9, t7, td # error right
addq v0, tc, v0 # add error left
addq v0, td, v0 # add error left
/* loop */
subq a3, 2, a3 # h -= 2
bne a3, $unaligned
subq a4, 2, a4 # h -= 2
bne a4, $unaligned
ret

.align 4
$aligned:
/* load line 0 */
ldq t0, 0(a1) # left
ldq t1, 8(a1) # right
addq a1, a2, a1 # pix2
ldq t2, 0(a0) # ref left
ldq t3, 8(a0) # ref right
addq a0, a2, a0 # pix1
ldq t0, 0(a2) # left
ldq t1, 8(a2) # right
addq a2, a3, a2 # pix2
ldq t2, 0(a1) # ref left
ldq t3, 8(a1) # ref right
addq a1, a3, a1 # pix1
/* load line 1 */
ldq t4, 0(a1) # left
ldq t5, 8(a1) # right
addq a1, a2, a1 # pix2
ldq t6, 0(a0) # ref left
ldq t7, 8(a0) # ref right
addq a0, a2, a0 # pix1
ldq t4, 0(a2) # left
ldq t5, 8(a2) # right
addq a2, a3, a2 # pix2
ldq t6, 0(a1) # ref left
ldq t7, 8(a1) # ref right
addq a1, a3, a1 # pix1
/* load line 2 */
ldq t8, 0(a1) # left
ldq t9, 8(a1) # right
addq a1, a2, a1 # pix2
ldq ta, 0(a0) # ref left
ldq tb, 8(a0) # ref right
addq a0, a2, a0 # pix1
ldq t8, 0(a2) # left
ldq t9, 8(a2) # right
addq a2, a3, a2 # pix2
ldq ta, 0(a1) # ref left
ldq tb, 8(a1) # ref right
addq a1, a3, a1 # pix1
/* load line 3 */
ldq tc, 0(a1) # left
ldq td, 8(a1) # right
addq a1, a2, a1 # pix2
ldq te, 0(a0) # ref left
ldq tf, 8(a0) # ref right
ldq tc, 0(a2) # left
ldq td, 8(a2) # right
addq a2, a3, a2 # pix2
ldq te, 0(a1) # ref left
ldq a0, 8(a1) # ref right
/* calc line 0 */
perr t0, t2, t0 # error left
addq a0, a2, a0 # pix1
addq a1, a3, a1 # pix1
perr t1, t3, t1 # error right
addq v0, t0, v0 # add error left
/* calc line 1 */
@@ -175,11 +174,11 @@ $aligned:
/* calc line 3 */
perr tc, te, t0 # error left
addq v0, t1, v0 # add error right
perr td, tf, t1 # error right
perr td, a0, t1 # error right
addq v0, t0, v0 # add error left
addq v0, t1, v0 # add error right
/* loop */
subq a3, 4, a3 # h -= 4
bne a3, $aligned
subq a4, 4, a4 # h -= 4
bne a4, $aligned
ret
.end pix_abs16x16_mvi_asm

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