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How can I do function profiling and BB profiling with current llvm and llvm-gcc4? runtime/libprofile is disabled when using llvm-gcc4, but... is there any alternative to linking with libprofile_rt.so? How can I use llvm-prof? is utils/profile.pl obsolete? Thanks in advance, josem

On Mon, 10 Sep 2007, Jose M. Moya wrote: > How can I do function profiling and BB profiling with current llvm and > llvm-gcc4? > > runtime/libprofile is disabled when using llvm-gcc4, but... is there any > alternative to linking with libprofile_rt.so? > > How can I use llvm-prof? is utils/profile.pl obsolete? The profiling support in LLVM hasn't been used for quite a

...@ARGV; -my $LLIPath = `which lli`; -$LLIPath = `dirname $LLIPath`; -chomp $LLIPath; +my $libdir = `llvm-config --libdir`; +chomp $libdir; -my $LibProfPath = $LLIPath . "/../../Debug/lib/profile_rt.so"; +my $LibProfPath = $libdir . "/profile_rt.so"; system "opt -q -f $ProfilePass $BytecodeFile -o $BytecodeFile.inst"; system "lli -fake-argv0 '$BytecodeFile' -load $LibProfPath " .

What version of LLVM are you using? The profiling framework is completely messed up in the newer versions of LLVM.. I used to work with profiling in 2.5 some time ago, and it seemed to work fine.. If you really need this to work quickly, you might want to just get the old version and get on with it.. The newer versions of LLVM need to get the profiling part fixed soon..It is messing up my work as

Dear all, I have already checked some related posted messages, such as: http://lists.cs.uiuc.edu/pipermail/llvmdev/2008-January/012315.html and http://lists.cs.uiuc.edu/pipermail/llvmdev/2008-February/012466.html After getting rid of some error messages, I was able to run the following commands: 1) opt -insert-path-profiling matmul.bc -o matmul.pp.bc 2) lli -load