perf_events, x86: Remove spurious counter reset from x86_pmu_enable()
[linux-2.6.git] / arch / x86 / kernel / cpu / mkcapflags.pl
1 #!/usr/bin/perl
2 #
3 # Generate the x86_cap_flags[] array from include/asm-x86/cpufeature.h
4 #
5
6 ($in, $out) = @ARGV;
7
8 open(IN, "< $in\0")   or die "$0: cannot open: $in: $!\n";
9 open(OUT, "> $out\0") or die "$0: cannot create: $out: $!\n";
10
11 print OUT "#include <asm/cpufeature.h>\n\n";
12 print OUT "const char * const x86_cap_flags[NCAPINTS*32] = {\n";
13
14 while (defined($line = <IN>)) {
15         if ($line =~ /^\s*\#\s*define\s+(X86_FEATURE_(\S+))\s+(.*)$/) {
16                 $macro = $1;
17                 $feature = $2;
18                 $tail = $3;
19                 if ($tail =~ /\/\*\s*\"([^"]*)\".*\*\//) {
20                         $feature = $1;
21                 }
22
23                 if ($feature ne '') {
24                         printf OUT "\t%-32s = \"%s\",\n",
25                                 "[$macro]", "\L$feature";
26                 }
27         }
28 }
29 print OUT "};\n";
30
31 close(IN);
32 close(OUT);