[LLVMdev] question

George Baah georgebaah at gmail.com
Wed Oct 3 22:33:44 PDT 2012


Here is the code. I am running on llvm 3.1 on Lion (Mac 10.7.4)

*string getFileDirectory*(*const* Instruction &I){

  MDNode *MD = I.getMetadata("dbg");

  DICompileUnit compileUnit(MD);

  return compileUnit.getDirectory().str();

}

George
On Wed, Oct 3, 2012 at 12:40 PM, Eric Christopher <echristo at gmail.com>wrote:

> Without knowing the code that you've written and the IR that you're
> running on I'm
> not sure what I can do to help you.
>
> -eric
>
> On Wed, Oct 3, 2012 at 9:32 AM, George Baah <georgebaah at gmail.com> wrote:
> > Yeah, It looks like I am doing exactly what's in Dwarf*.cpp files, yet I
> am
> > getting blanks.
> >
> > George
> >
> > On Tue, Oct 2, 2012 at 2:10 PM, Eric Christopher <echristo at gmail.com>
> wrote:
> >>
> >> On Tue, Oct 2, 2012 at 11:00 AM, George Baah <georgebaah at gmail.com>
> wrote:
> >> > Hi Guys,
> >> >   How does one get the directory of the compilation unit in llvm?
> >> > I am using DICompileUnit but for some reason I am getting blanks
> >> > for the directory name. Here is my code ...
> >> >
> >> > MDNode *MD = I.getMetadata("dbg");
> >> >
> >> > DICompileUnit compileUnit(MD);
> >> >
> >> > return compileUnit.getDirectory().str();
> >> >
> >>
> >> In general for these questions it's easier to look at how it's done in
> >> DwarfDebug.cpp and DwarfCompileUnit.cpp.
> >>
> >> -eric
> >
> >
>
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