llvm-profdata - work with profile data

SYNOPSIS

llvm-profdata [-output=output] file1 file2

DESCRIPTION

The experimental llvm-profdata tool reads two profile data files generated by PGO instrumentation and generates a file with merged data.

The profile data format itself is currently textual.

OPTIONS

-output=output

This option selects the output filename. If not specified, output is to stdout.

EXIT STATUS

llvm-profdata returns 1 if it cannot read input files or there is a mismatch between their data.