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2012 Apr 18
0
[LLVMdev] how to get path profile information ?
...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 ../llvm_build/Debug+Asserts/lib/libprofile_rt.so matmul.pp.bc (generates llvmprof.out file)
and as a last command:
3) opt -path-profile-loader -profile-info-file=llvmprof.out matmul.pp.bc -analyze
which provides the following output:
Printing analysis 'Load path profile information from file':
Pass::p...
2012 Apr 18
2
[LLVMdev] how to get path profile information ?
...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 ../llvm_build/Debug+Asserts/lib/libprofile_rt.so matmul.pp.bc
(generates llvmprof.out file)
and as a last command:
3) opt -path-profile-loader -profile-info-file=llvmprof.out matmul.pp.bc
-analyze
which provides the following output:
Printing analysis 'Load path profile information from file':
Pass::p...