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| author | Jens Arnold <amiconn@rockbox.org> | 2007-10-21 07:42:32 +0000 |
|---|---|---|
| committer | Jens Arnold <amiconn@rockbox.org> | 2007-10-21 07:42:32 +0000 |
| commit | cc92a0db3d037b21d217fada06732624f3ee2355 (patch) | |
| tree | adf22d18f838fc45501e84c1dddd968a1cc8f7e0 | |
| parent | 616971c71eaee14cc9e16fe105d34c202babbf7c (diff) | |
| download | rockbox-cc92a0db3d037b21d217fada06732624f3ee2355.tar.gz rockbox-cc92a0db3d037b21d217fada06732624f3ee2355.zip | |
Really tiny tweak to the coldfire idct. * Comment fix.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15238 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | apps/plugins/mpegplayer/idct_coldfire.S | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/apps/plugins/mpegplayer/idct_coldfire.S b/apps/plugins/mpegplayer/idct_coldfire.S index 8db8401a07..9459c284d9 100644 --- a/apps/plugins/mpegplayer/idct_coldfire.S +++ b/apps/plugins/mpegplayer/idct_coldfire.S | |||
| @@ -83,11 +83,11 @@ | |||
| 83 | mac.w %a3u, %d0l, %acc1 | + W6 * f2 | 83 | mac.w %a3u, %d0l, %acc1 | + W6 * f2 |
| 84 | msac.w %a1u, %d1l, %acc1 | - W2 * f6 | 84 | msac.w %a1u, %d1l, %acc1 | - W2 * f6 |
| 85 | 85 | ||
| 86 | | ^ move.l %acc0, %acc3 %acc2 = W0 * f0 - W4 * f4 | 86 | | ^ move.l %acc1, %acc2 %acc2 = W0 * f0 - W4 * f4 |
| 87 | msac.w %a3u, %d0l, %acc2 | - W6 * f2 | 87 | msac.w %a3u, %d0l, %acc2 | - W6 * f2 |
| 88 | mac.w %a1u, %d1l, %acc2 | + W2 * f6 | 88 | mac.w %a1u, %d1l, %acc2 | + W2 * f6 |
| 89 | 89 | ||
| 90 | | ^ move.l %acc1, %acc2 %acc3 = W0 * f0 + W4 * f4 | 90 | | ^ move.l %acc0, %acc3 %acc3 = W0 * f0 + W4 * f4 |
| 91 | msac.w %a1u, %d0l, %acc3 | - W2 * f2 | 91 | msac.w %a1u, %d0l, %acc3 | - W2 * f2 |
| 92 | msac.w %a3u, %d1l, %acc3 | - W6 * f6 | 92 | msac.w %a3u, %d1l, %acc3 | - W6 * f6 |
| 93 | 93 | ||
| @@ -329,7 +329,7 @@ mpeg2_idct_copy_coldfire: | |||
| 329 | clr.l (%a0)+ | 329 | clr.l (%a0)+ |
| 330 | 330 | ||
| 331 | movem.l %d2-%d3, (%a1) | write all 8 output bytes at once | 331 | movem.l %d2-%d3, (%a1) | write all 8 output bytes at once |
| 332 | lea.l (%a2,%a1), %a1 | advance output pointer | 332 | add.l %a2, %a1 | advance output pointer |
| 333 | subq.l #1, %d4 | loop 8 times | 333 | subq.l #1, %d4 | loop 8 times |
| 334 | bne.w .copy_clip_loop | 334 | bne.w .copy_clip_loop |
| 335 | 335 | ||
| @@ -460,7 +460,7 @@ mpeg2_idct_add_coldfire: | |||
| 460 | clr.l (%a0)+ | 460 | clr.l (%a0)+ |
| 461 | 461 | ||
| 462 | movem.l %d5-%d6, (%a1) | write all 8 output bytes at once | 462 | movem.l %d5-%d6, (%a1) | write all 8 output bytes at once |
| 463 | lea.l (%a2,%a1), %a1 | advance output pointer | 463 | add.l %a2, %a1 | advance output pointer |
| 464 | subq.l #1, %d4 | loop 8 times | 464 | subq.l #1, %d4 | loop 8 times |
| 465 | bne.w .add_clip_loop | 465 | bne.w .add_clip_loop |
| 466 | 466 | ||
| @@ -563,7 +563,7 @@ mpeg2_idct_add_coldfire: | |||
| 563 | move.b %d0, %d6 | 563 | move.b %d0, %d6 |
| 564 | 564 | ||
| 565 | movem.l %d5-%d6, (%a1) | write all 8 output bytes at once | 565 | movem.l %d5-%d6, (%a1) | write all 8 output bytes at once |
| 566 | lea.l (%a2,%a1), %a1 | advance output pointer | 566 | add.l %a2, %a1 | advance output pointer |
| 567 | subq.l #1, %d4 | loop 8 times | 567 | subq.l #1, %d4 | loop 8 times |
| 568 | bne.w .dc_clip_loop | 568 | bne.w .dc_clip_loop |
| 569 | 569 | ||