#!/usr/bin/perl | |
# | |
# Generate the x86_cap_flags[] array from include/asm-x86/cpufeature.h | |
# | |
($in, $out) = @ARGV; | |
open(IN, "< $in\0") or die "$0: cannot open: $in: $!\n"; | |
open(OUT, "> $out\0") or die "$0: cannot create: $out: $!\n"; | |
print OUT "#include <asm/cpufeature.h>\n\n"; | |
print OUT "const char * const x86_cap_flags[NCAPINTS*32] = {\n"; | |
while (defined($line = <IN>)) { | |
if ($line =~ /^\s*\#\s*define\s+(X86_FEATURE_(\S+))\s+(.*)$/) { | |
$macro = $1; | |
$feature = $2; | |
$tail = $3; | |
if ($tail =~ /\/\*\s*\"([^"]*)\".*\*\//) { | |
$feature = $1; | |
} | |
if ($feature ne '') { | |
printf OUT "\t%-32s = \"%s\",\n", | |
"[$macro]", "\L$feature"; | |
} | |
} | |
} | |
print OUT "};\n"; | |
close(IN); | |
close(OUT); |