Profile-guided Optimizations

Option

Description

-prof_dirdir
 

Specifies the directory to hold profile information in the profiling output files, *.dyn and *.dpi.

-prof_filefile

Specifies file name for profiling summary file.

-prof_gen
 

Instruments the program for profiling: to get the execution count of each basic block.

-prof_use
 

Enables the use of profiling dynamic feedback information during optimization. Profiles the most frequently executed areas and increases effectiveness of IPO.