Subject: Re: arm26 compiler fun
To: Richard Earnshaw <>
From: Ben Harris <>
List: tech-toolchain
Date: 05/14/2000 19:25:51
On Mon, 8 May 2000, Richard Earnshaw wrote:

>   #define FUNCTION_PROFILER(STREAM,LABELNO)                                
>    \
>   {                                                                        
>    \
>     fprintf(STREAM, "\tmov\t%sip, %slr\n", REGISTER_PREFIX, 
>     fprintf(STREAM, "\tbl\tmcount\n");                                     
>    \
>   }
> In ELF the default is normally to not prefix user symbols with '_', so 
> this would put mcount in user space.  You should look at other targets and 
> see what they do.

There seem to be two approaches. Most ELF ports have an assembly _mcount
which calls a C mcount.  i386 ELF has an assembly __mcount which calls a C
_mcount.  The former seems wrong to me, as the C function is in the user's
namespace, so unless people object, I shall follow i386.

Ben Harris                                                   <>
Portmaster, NetBSD/arm26               <URL:>