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| author | Michael Sevakis <jethead71@rockbox.org> | 2007-03-19 22:14:10 +0000 |
|---|---|---|
| committer | Michael Sevakis <jethead71@rockbox.org> | 2007-03-19 22:14:10 +0000 |
| commit | 600ca577dc40036e06ba1dffd9d21d9be5b82c20 (patch) | |
| tree | 9f7f888cff73a553b43885a2363879dd892ab515 | |
| parent | 6114f5900693e52b248a57cc6fca254434c19801 (diff) | |
| download | rockbox-600ca577dc40036e06ba1dffd9d21d9be5b82c20.tar.gz rockbox-600ca577dc40036e06ba1dffd9d21d9be5b82c20.zip | |
Rrrr. Editor shouldn't have left those tabs. Will check settings.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12845 a1c6a512-1295-4272-9138-f99709370657
| -rw-r--r-- | firmware/target/coldfire/memswap128-coldfire.S | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/firmware/target/coldfire/memswap128-coldfire.S b/firmware/target/coldfire/memswap128-coldfire.S index 2509fd0e45..5de628dabd 100644 --- a/firmware/target/coldfire/memswap128-coldfire.S +++ b/firmware/target/coldfire/memswap128-coldfire.S | |||
| @@ -27,23 +27,23 @@ | |||
| 27 | memswap128: | 27 | memswap128: |
| 28 | lea.l -28(%sp), %sp | save registers | 28 | lea.l -28(%sp), %sp | save registers |
| 29 | movem.l %d2-%d7/%a2, (%sp) | | 29 | movem.l %d2-%d7/%a2, (%sp) | |
| 30 | movem.l 32(%sp), %a0-%a2 | %a0 = buf1 | 30 | movem.l 32(%sp), %a0-%a2 | %a0 = buf1 |
| 31 | | %a1 = buf2 | 31 | | %a1 = buf2 |
| 32 | | %a2 = len | 32 | | %a2 = len |
| 33 | lea.l -15(%a0, %a2.l), %a2 | %a2 = end address - 15 | 33 | lea.l -15(%a0, %a2.l), %a2 | %a2 = end address - 15 |
| 34 | cmp.l %a0, %a2 | end address <= buf1? | 34 | cmp.l %a0, %a2 | end address <= buf1? |
| 35 | bls.b .no_lines | not at least a line? leave | 35 | bls.b .no_lines | not at least a line? leave |
| 36 | .loop: | | 36 | .loop: | |
| 37 | movem.l (%a0), %d0-%d3 | read four longwords from buf1 | 37 | movem.l (%a0), %d0-%d3 | read four longwords from buf1 |
| 38 | movem.l (%a1), %d4-%d7 | read four longwords from buf2 | 38 | movem.l (%a1), %d4-%d7 | read four longwords from buf2 |
| 39 | movem.l %d4-%d7, (%a0) | write buf2 data to buf1 | 39 | movem.l %d4-%d7, (%a0) | write buf2 data to buf1 |
| 40 | movem.l %d0-%d3, (%a1) | write buf1 data to buf2 | 40 | movem.l %d0-%d3, (%a1) | write buf1 data to buf2 |
| 41 | lea.l 16(%a0), %a0 | buf1 += 16 | 41 | lea.l 16(%a0), %a0 | buf1 += 16 |
| 42 | lea.l 16(%a1), %a1 | buf2 += 16 | 42 | lea.l 16(%a1), %a1 | buf2 += 16 |
| 43 | cmp.l %a0, %a2 | %a0 < %d0? | 43 | cmp.l %a0, %a2 | %a0 < %d0? |
| 44 | bhi.b .loop | yes? keep exchanging | 44 | bhi.b .loop | yes? keep exchanging |
| 45 | .no_lines: | | 45 | .no_lines: | |
| 46 | movem.l (%sp), %d2-%d7/%a2 | restore registers | 46 | movem.l (%sp), %d2-%d7/%a2 | restore registers |
| 47 | lea.l 28(%sp), %sp | | 47 | lea.l 28(%sp), %sp | |
| 48 | rts | | 48 | rts | |
| 49 | .end: | 49 | .end: |