37 lines
992 B
Perl
37 lines
992 B
Perl
#! /usr/bin/perl
|
|
|
|
# This script converts a "bb.out" file into a format
|
|
# suitable for processing by gprof
|
|
|
|
# Write a new-style gmon header
|
|
|
|
print pack("A4Ix12", "gmon", 1);
|
|
|
|
|
|
# The input file format contains header lines and data lines.
|
|
# Header lines contain a count of how many data lines follow before
|
|
# the next header line. $blockcount is set to the count that
|
|
# appears in each header line, then decremented at each data line.
|
|
# $blockcount should always be zero at the start of a header line,
|
|
# and should never be zero at the start of a data line.
|
|
|
|
$blockcount=0;
|
|
|
|
while (<>) {
|
|
if (/^File .*, ([0-9]+) basic blocks/) {
|
|
print STDERR "Miscount: line $.\n" if ($blockcount != 0);
|
|
$blockcount = $1;
|
|
|
|
print pack("cI", 2, $blockcount);
|
|
}
|
|
if (/Block.*executed([ 0-9]+) time.* address= 0x([0-9a-fA-F]*)/) {
|
|
print STDERR "Miscount: line $.\n" if ($blockcount == 0);
|
|
$blockcount-- if ($blockcount > 0);
|
|
|
|
$count = $1;
|
|
$addr = hex $2;
|
|
|
|
print pack("II",$addr,$count);
|
|
}
|
|
}
|