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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Is there a way to mark all functions as internal from source via
some sort of attribute?<o:p></o:p></span></p>
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color:#1F497D'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Thanks for the tips,<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Micah<o:p></o:p></span></p>
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color:#1F497D'><o:p> </o:p></span></p>
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<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span
style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>
llvmdev-bounces@cs.uiuc.edu [mailto:llvmdev-bounces@cs.uiuc.edu] <b>On Behalf
Of </b>Chris Lattner<br>
<b>Sent:</b> Tuesday, May 05, 2009 4:16 PM<br>
<b>To:</b> LLVM Developers Mailing List<br>
<b>Subject:</b> Re: [LLVMdev] Pass to remove unused functions<o:p></o:p></span></p>
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<p class=MsoNormal>On May 5, 2009, at 4:07 PM, Villmow, Micah wrote:<o:p></o:p></p>
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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>I thought this pass would do it, but when I run it over my bc
file the output file is the same as the input file.</span><span
style='color:black'><o:p></o:p></span></p>
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<p class=MsoNormal>that's probably because your symbols are not internal.<o:p></o:p></p>
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<o:p></o:p></p>
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<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>The issue I guess is a little different. When I link in
the huge bc file with the tiny bc file, I only want the resulting bc file to
have the function definitions that the tiny bc file requires and not every
function in the huge bc file.</span><span style='color:black'><o:p></o:p></span></p>
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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'> </span><span style='color:black'><o:p></o:p></span></p>
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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Any idea’s how to do this with the current llvm toolset?</span><span
style='color:black'><o:p></o:p></span></p>
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<p class=MsoNormal>You have to roll your own using the lower level APIs.
You can move functions between modules etc. Alternatively, you can
link the two modules and mark the functions you don't want as internal, then
use globaldce.<o:p></o:p></p>
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<p class=MsoNormal><o:p> </o:p></p>
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<p class=MsoNormal>-Chris<o:p></o:p></p>
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