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#!/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);
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