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Re: Compilation performance comparison of 3.5.0 and TreeSSA treeson MICO sources as requested in: [tree-ssa] Merge status 2004-05-03
- From: Karel Gardas <kgardas at objectsecurity dot com>
- To: Daniel Berlin <dberlin at dberlin dot org>
- Cc: "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>, Diego Novillo <dnovillo at redhat dot com>
- Date: Tue, 4 May 2004 23:28:27 +0200 (CEST)
- Subject: Re: Compilation performance comparison of 3.5.0 and TreeSSA treeson MICO sources as requested in: [tree-ssa] Merge status 2004-05-03
On Tue, 4 May 2004, Daniel Berlin wrote:
> These were without checking enabled on both compilers, right?
> (Checking is more expensive on tree-ssa than with mainline)
Sure! I've made this mistake just once! :-)
$ c++ -v
Reading specs from
/mnt/karel/gcc-main-20040504/lib/gcc/i686-pc-linux-gnu/3.5.0/specs
Configured with: ../gcc-main/configure
--prefix=/mnt/karel/gcc-main-20040504 --enable-shared --enable-threads
--enable-languages=c++ --disable-checking --enable-__cxa_atexit
Thread model: posix
gcc version 3.5.0 20040504 (experimental)
$
$ /mnt/karel/tree-ssa-20040504/bin/c++ -v
Reading specs from
/mnt/karel/tree-ssa-20040504/lib/gcc/i686-pc-linux-gnu/3.5-tree-ssa/specs
Configured with: ../tree-ssa/configure
--prefix=/mnt/karel/tree-ssa-20040504 --enable-shared --enable-threads
--enable-languages=c++ --disable-checking --enable-__cxa_atexit
Thread model: posix
gcc version 3.5-tree-ssa 20040504 (merged 20040428)
$
Karel
--
Karel Gardas kgardas@objectsecurity.com
ObjectSecurity Ltd. http://www.objectsecurity.com