Re: [linux-audio-dev] swh plugins and fixing undenormalize

New Message Reply About this list Date view Thread view Subject view Author view Other groups

Subject: Re: [linux-audio-dev] swh plugins and fixing undenormalize
From: Tim Goetze (tim_AT_quitte.de)
Date: Sun Jun 27 2004 - 16:30:05 EEST

[Simon Jenkins]
>Tim Goetze wrote:
>>8-bit exponent and no assumption about its value made, 8 binary
>>'shift', 7 'or' and 1 'and' statement if i'm not badly mistaken. and
>>if i'm not, a branch will probably hurt less.
>>
>Three shifts, three copys, three 'or's and an 'and':
>
> copy = value;
> value |= copy >> 4;
> copy = value;
> value |= copy >> 2;
> copy = value;
> value |= copy >> 1;
> value &= 0x01;

elegant indeed (though the exponent is not in the lowest 8 bits so it
needs another shift, no?)

tim

New Message Reply About this list Date view Thread view Subject view Author view Other groups

This archive was generated by hypermail 2b28 : Sun Jun 27 2004 - 16:29:35 EEST