www.delorie.com/archives/browse.cgi   search  
Mail Archives: pgcc/1998/01/28/22:51:13

X-POP3-Rcpt: mlehmann AT universe DOT sgh-net DOT de
Message-ID: <19980128225113.18724@cerebro.laendle>
28 Jan 1998 22:51:13 +0100 :
From: Marc Lehmann <pcg AT goof DOT com>
To: Derkjan de Haan <j DOT d DOT j DOT dehaan AT student DOT utwente DOT nl>
Cc: beastium <beastium-list AT Desk DOT nl>
Subject: Re: -O levels
References: <19980127171936 DOT 22692 AT cerebro DOT laendle> <199801280626 DOT HAA01021 AT Cal012054 DOT student DOT utwente DOT nl>
Mime-Version: 1.0
X-Mailer: Mutt 0.88
In-Reply-To: <199801280626.HAA01021@Cal012054.student.utwente.nl>; from Derkjan de Haan on Wed, Jan 28, 1998 at 07:26:01AM +0100
X-Operating-System: Linux version 2.1.82 (root AT cerebro) (gcc version pgcc-2.91.05 980122 (gcc-2.8.0 release))
Status: RO
Lines: 17

On Wed, Jan 28, 1998 at 07:26:01AM +0100, Derkjan de Haan wrote:
> 
> Hi,
> 
> Where in the source of pgcc can I find which optimizations are switched on with
> each -O level ? 

gcc/toplev.c for -O1, -O2
gcc/config/i386/i386.c, for -O3 and higher.

      -----==-                                              |
      ----==-- _                                            |
      ---==---(_)__  __ ____  __       Marc Lehmann       +--
      --==---/ / _ \/ // /\ \/ /       pcg AT goof DOT com       |e|
      -=====/_/_//_/\_,_/ /_/\_\                          --+
    The choice of a GNU generation                        |
                                                          |

- Raw text -


  webmaster     delorie software   privacy  
  Copyright © 2019   by DJ Delorie     Updated Jul 2019