[patch] misc minor shrinkage and smalltype question
Bernhard Fischer
rep.dot.nop at gmail.com
Wed Jan 24 11:34:07 UTC 2007
On Wed, Jan 24, 2007 at 11:53:25AM +0100, Peter Kjellerstedt wrote:
>> -----Original Message-----
>> From: busybox-bounces at busybox.net
>> [mailto:busybox-bounces at busybox.net] On Behalf Of Denis Vlasenko
>> Sent: Sunday, January 21, 2007 00:20
>> To: Bernhard Fischer
>> Cc: busybox at busybox.net
>> Subject: Re: [patch] misc minor shrinkage and smalltype question
>>
>> On Saturday 20 January 2007 22:21, Bernhard Fischer wrote:
>> > -frtl-abstract-sequences
>> > It is a size optimization method. This option is to find
>identical
>> > sequences of code, which can be turned into
>pseudo-procedures and
>> > then replace all occurrences with calls to the
>newly created
>> > subroutine. It is kind of an opposite of
>-finline-functions. This
>> > optimization runs at RTL level.
>> >
>> > It saved more than 2k for me. Quick'n easy :)
>>
>> Cool!
>> Small comment about it in Makefile won't hurt ;)
>
>What version of gcc added that option?
>I have gcc 4.1.1 and it does not seem to support it.
I usually use trunk, but IIRC 4.2 also has it.
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