[BusyBox] Re: PATCH: busybox-0.60.0/gzip.c codespace reduction
Erik Andersen
andersen at lineo.com
Tue Aug 21 22:21:06 UTC 2001
On Sun Aug 19, 2001 at 07:02:49PM +1000, rbrown64 at csc.com.au wrote:
> This 3rd version saves ~1.5kb of codespace savings on i586-pc-gnu-linu
> against busybox-0.60.0 source.
>
> Since gzip won't be changing it's CRC polynomial, initialize `e' to the
> appropriate constant in updcrc rather than calculating it.
> The value 0xedb88320L is mentioned in the comment and is the value
> of crc_32_tab[128] in the master gzip source.
Excellent work. Sorry for the delay in getting this applied --
I had some surgery last week, which turned my brain off for a
bit. Anyways, I've tested you changed on x86, ARM, and powerpc
and everything looks good. Applied,
-Erik
--
Erik B. Andersen email: andersen at lineo.com
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