486 Optimizations

Article View: gnu.gcc.help

Article #52067

#52067

From: Kingsley Turner
Date: Fri, 26 Feb 1993 23:47

11 lines
958 bytes

I did some rough timing of the 486 optimization that gcc does (-m486) and
found that it slowed! down the code.

What does it do actually?  I looked at some assembler output, and only saw
changes in the way stack frames are set up.

Anyone know?


-- 
"We've got the zebra for every occasion!" - Jimbo Jack's Zebra Emporium

Technical Details

Message-ID: <1993Feb26.234759.5025@scorch.apana.org.au>

Path:

arc1-ca.pugleaf.net!sparky!uunet!noc.near.net!hri.com!ukma!bogus.sura.net!howland.reston.ans.net!agate!dog.ee.lbl.gov!network.ucsd.edu!munnari.oz.au!metro!seagoon.newcastle.edu.au!scorch!kintur

Show Full Headers

Complete Article Headers

X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 11318c,ff635dea126dda2,start
X-Google-Attributes: gid11318c,public
X-Google-ArrivalTime: 1993-02-26 15:47:59 PST
Path: arc1-ca.pugleaf.net!sparky!uunet!noc.near.net!hri.com!ukma!bogus.sura.net!howland.reston.ans.net!agate!dog.ee.lbl.gov!network.ucsd.edu!munnari.oz.au!metro!seagoon.newcastle.edu.au!scorch!kintur
From: kintur@scorch.apana.org.au (Kingsley Turner)
Newsgroups: gnu.gcc.help
Subject: 486 Optimizations
Message-ID: <1993Feb26.234759.5025@scorch.apana.org.au>
Date: 26 Feb 93 23:47:59 GMT
Organization: Craggenmoore public Unix system , Newcastle , Oz
Lines: 11