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Iriver: somewhat more efficient bitswap for voice files. No assembler this time since this is a temporary solution anyway.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7381 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2005-08-21 23:17:25 +00:00
parent 0ad617cbf0
commit 451e2c077a
1 changed files with 4 additions and 9 deletions
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13
apps/talk.c
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@ -214,15 +214,10 @@ static void load_voicefile(void)
for (i = 0; i < length; i++)
{
temp = buf[i];
buf[i] = ((temp >> 7) & 0x01)
| ((temp >> 5) & 0x02)
| ((temp >> 3) & 0x04)
| ((temp >> 1) & 0x08)
| ((temp << 1) & 0x10)
| ((temp << 3) & 0x20)
| ((temp << 5) & 0x40)
| ((temp << 7) & 0x80);
temp = buf[i];
temp = ((temp >> 4) & 0x0f) | ((temp & 0x0f) << 4);
temp = ((temp >> 2) & 0x33) | ((temp & 0x33) << 2);
buf[i] = ((temp >> 1) & 0x55) | ((temp & 0x55) << 1);
}
cpu_boost(false);