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pathprofiling
2012 May 22
1
[LLVMdev] unable to decode llvmpro.out for path profiling
Hi, I am using Path Profiling to path profile a C code. I'm using this
commands:
$ llvm-gcc -c -emit-llvm file.c -o file.bc
$ opt --insert-hotpath-profiling file.bc -o file.ins.bc
$ llc -march=x86 file.ins.bc -o file.ins.s
$ gcc -I llvm2.9/runtime/PathProfling.c -I llvm2.9/runtime/CommonProfiling.c
$ ./a.out
This will give me path profile of of program in 'llvmpro.out'
to decode this profile data I tried as:
$ llvm-prof -A file.ins.bc llvmprof.out
this gives error:
llvm-prof: Unknown packet type #5!
I also tried to decode the "llvmprof.o...