[LLVMdev] problem with my LLVM pass
junkoi2004 at gmail.com
Thu Oct 18 20:32:43 PDT 2012
On Thu, Oct 18, 2012 at 7:24 PM, Peter Boström <pbos at kth.se> wrote:
> On tor, 2012-10-18 at 18:11 +0800, Jun Koi wrote:
>> On Thu, Oct 18, 2012 at 5:42 PM, Duncan Sands <baldrick at free.fr> wrote:
>> > Hi Jun,
>> >>> don't use cmake?
>> >> you mean i should not use cmake? what is wrong here?
>> > LLVM cmake support is missing all kinds of features compared to
>> > configure+make
>> > (search for cmake bug reports in bugzilla to find these). Your issue is
>> > probably just another missing feature. So if you don't want to hack on
>> > cmake I
>> > suggest you use configure+make if possible.
>> >> cmake is still preferred as i want to compile my code with MS Visual
>> >> Studio on Windows, too.
>> > In order to make progress on your pass I suggest you use configure and make
>> > for
>> > the moment, and in parallel try to resolve the cmake problem yourself.
>> this is a smart idea, thanks!
>> so i moved the code to under llvm-3.1.src/lib/Transforms/, and use the
>> Makefile from http://www.llvm.org/docs/WritingAnLLVMPass.html#makefile
>> all the compilation went flawless without any problem.
>> then this requires me to put my code into the LLVM source tree, and i
>> dont like this.
>> i tried to move my code and my Makefile elsewhere, and compilation failed.
>> so the questions are:
>> (1) how can i fix the Makefile, so i can compile my pass from anywhere?
>> (2) is it (pass compilation) possible without the LLVM source code?
> I build a LLVM pass for my thesis to a .so file separately from the
> tree, and run it using opt -load my_pass.so -my_pass file.bc
> I don't claim that this is how it's supposed to be done, but it's
> working for me, so it's at least possible. I'm still learning a lot
> here. :)
> The 'llvm-spinn.so' rule builds my pass, and an example of how the pass
> is then used (opt -load) is under 'plug-test'.
work flawlessly for me, thanks!
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