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List:       linux-ia64
Subject:    Re: local symbol 0: discarded in section `.exit.text' from drivers/built-in.o
From:       Jesse Barnes <jbarnes () sgi ! com>
Date:       2004-04-08 15:32:34
Message-ID: 200404080832.34850.jbarnes () sgi ! com
[Download RAW message or body]

On Thursday, April 8, 2004 12:30 am, Andrew Morton wrote:
> Also, I am heartily sick of this gunk from the assembler:
>
> {standard input}:20882: Warning: This is the location of the conflicting
> usage  {standard input}:20917: Warning: Use of 'ld4' may violate RAW
> dependency 'DBR#' (data) {standard input}:20917: Warning: Only the first
> path encountering the conflict is reported {standard input}:20882: Warning:
> This is the location of the conflicting usage {standard input}:20917:
> Warning: Use of 'ld4' may violate RAW dependency 'DBR#' (data)
>
> Has that been fixed yet?  If so, which is a good version of binutils to
> start using?

H.J. said he'd fix it when he had time, I think it involves a rewrite of the 
dependency checking code in binutils.  I ended up compiling binutils with 
this hack to avoid the checks altogether.

Jesse


["binutils-nodvcheck.patch" (text/plain)]

--- binutils-2.14.90.0.8.orig/gas/config/tc-ia64.c	Wed Jan 14 13:07:45 2004
+++ binutils-2.14.90.0.8/gas/config/tc-ia64.c	Wed Jan 14 15:02:24 2004
@@ -6452,11 +6452,11 @@
 
     case 'x':
       /* -X conflicts with an ignored option, use -x instead */
-      md.detect_dv = 1;
+      md.detect_dv = 0;
       if (!arg || strcmp (arg, "explicit") == 0)
 	{
 	  /* set default mode to explicit */
-	  md.default_explicit_mode = 1;
+	  md.default_explicit_mode = 0;
 	  break;
 	}
       else if (strcmp (arg, "auto") == 0)

-
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