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author | Jan Hubicka <jh@suse.cz> | 2016-04-17 18:13:52 +0200 |
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committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2016-04-17 16:13:52 +0000 |
commit | d0e037eb8803681527ec7c81ba40bc4e27b1b1bb (patch) | |
tree | 9639b7e83f2631d9cec29623bc080090b1c08ac0 /contrib/analyze_brprob | |
parent | 460545e85a1705b24868f5d67ed5cc6e8de27763 (diff) | |
download | gcc-d0e037eb8803681527ec7c81ba40bc4e27b1b1bb.zip gcc-d0e037eb8803681527ec7c81ba40bc4e27b1b1bb.tar.gz gcc-d0e037eb8803681527ec7c81ba40bc4e27b1b1bb.tar.bz2 |
* analyze_brprob: Update comment.
From-SVN: r235083
Diffstat (limited to 'contrib/analyze_brprob')
-rwxr-xr-x | contrib/analyze_brprob | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/contrib/analyze_brprob b/contrib/analyze_brprob index 093c1de..5702834 100755 --- a/contrib/analyze_brprob +++ b/contrib/analyze_brprob @@ -33,11 +33,12 @@ # Step 1: Compile and profile your program. You need to use -fprofile-arcs # flag to get the profiles # Step 2: Generate log files. The information about given heuristics are -# saved into *.bp dumps. You need to pass the -db switch to the compiler as well +# saved into ipa-profile dumps. You need to pass the -fdimp-ipa-profile switch +# to the compiler as well # as -fbranch-probabilities to get the results of profiling noted in the dumps. # Ensure that there are no "Arc profiling: some edge counts were bad." warnings. -# Step 3: Run this script to concatenate all *.life files: -# analyze_brprob `find . -name *.life` +# Step 3: Run this script to concatenate all *.profile files: +# analyze_brprob `find . -name *.profile` # the information is collected and print once all files are parsed. This # may take a while. # Note that the script does use bc to perform long arithmetic. |