git
/
gcc
mirror of git://gcc.gnu.org/git/gcc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

* analyze_brprob: Update comment. 

From-SVN: r235083
This commit is contained in:
Jan Hubicka 2016-04-17 18:13:52 +02:00 committed by Jan Hubicka
parent 460545e85a
commit d0e037eb88
2 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
contrib/ChangeLog
View File

@ -1,3 +1,7 @@
2016-04-17 Jan Hubicka <jh@suse.cz>
* analyze_brprob: Update comment.
2016-04-13 Martin Sebor <msebor@redhat.com> 2016-04-13 Martin Sebor <msebor@redhat.com>
* check_GNU_style.sh: Avoid false posivies in trailing operator * check_GNU_style.sh: Avoid false posivies in trailing operator

7
contrib/analyze_brprob
View File

@ -33,11 +33,12 @@
# Step 1: Compile and profile your program. You need to use -fprofile-arcs # Step 1: Compile and profile your program. You need to use -fprofile-arcs
# flag to get the profiles # flag to get the profiles
# Step 2: Generate log files. The information about given heuristics are # 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. # 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. # Ensure that there are no "Arc profiling: some edge counts were bad." warnings.
# Step 3: Run this script to concatenate all *.life files: # Step 3: Run this script to concatenate all *.profile files:
# analyze_brprob `find . -name *.life` # analyze_brprob `find . -name *.profile`
# the information is collected and print once all files are parsed. This # the information is collected and print once all files are parsed. This
# may take a while. # may take a while.
# Note that the script does use bc to perform long arithmetic. # Note that the script does use bc to perform long arithmetic.