Skip site navigation (1) Skip section navigation (2)

Re: Sun inline assembler ...

From: Hans-Jürgen Schönig <postgres(at)cybertec(dot)at>
To: Michael Fuhr <mike(at)fuhr(dot)org>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: Sun inline assembler ...
Date: 2005-07-07 15:20:54
Message-ID: 42CD4856.5080501@cybertec.at (view raw or flat)
Thread:
Lists: pgsql-bugs
I have seen that.
The question is: Gcc seems to get it right ;).
In my little world two compiler should handle this the same but I have 
learned that Sun is in many cases different world ...
1+1 is always 2 - on Sun it could also be 3 ;).

	hans



Michael Fuhr wrote:
> On Thu, Jul 07, 2005 at 04:53:16PM +0200, Hans-Jürgen Schönig wrote:
> 
>>I have some minor troubles when using the Sun Compiler 9 on Solaris 9.
>>The spinlock assembler code is somehow broken for Solaris 9 and Solaris 
>>10 (it works for Sun CC 8).
>>
>>The following patch fixes this:
>>
>>[hs(at)localhost postgresql-8.0.1]$ cd src/backend/storage/lmgr/
>>[hs(at)localhost lmgr]$ diff s_lock.c /tmp/fixed_s_lock.c
>>248,249c248,249
>><       asm(".section \"data\"");
>><       asm(".section \"text\"");
>>---
>>
>>>      asm(".seg \"data\"");
>>>      asm(".seg \"text\"");
> 
> 
> There's already an #ifdef around that code -- is it not matching
> correctly for your compiler?  Here's what I see in REL8_0_STABLE
> and in HEAD (s_lock.c 1.35):
> 
> 244 #ifdef SUNOS4_CC
> 245     asm(".seg \"data\"");
> 246     asm(".seg \"text\"");
> 247 #else
> 248     asm(".section \"data\"");
> 249     asm(".section \"text\"");
> 250 #endif
> 
> This looks like the thread that led to the above code:
> 
> http://archives.postgresql.org/pgsql-patches/2004-12/msg00213.php
> 


In response to

Responses

pgsql-bugs by date

Next:From: Tom LaneDate: 2005-07-07 15:27:44
Subject: Re: Sun inline assembler ...
Previous:From: John R PierceDate: 2005-07-07 15:17:23
Subject: Re: BUG #1756: PQexec eats huge amounts of memory

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group