linux/arch/arm64/tools/gen-cpucaps.awk
Mark Brown af44068c58 arm64: tools: Add __ASM_CPUCAPS_H to the endif in cpucaps.h
Anshuman suggested this.

Suggested-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20210513151819.12526-1-broonie@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2021-05-13 17:57:43 +01:00

41 lines
759 B
Awk
Executable File

#!/bin/awk -f
# SPDX-License-Identifier: GPL-2.0
# gen-cpucaps.awk: arm64 cpucaps header generator
#
# Usage: awk -f gen-cpucaps.awk cpucaps.txt
# Log an error and terminate
function fatal(msg) {
print "Error at line " NR ": " msg > "/dev/stderr"
exit 1
}
# skip blank lines and comment lines
/^$/ { next }
/^#/ { next }
BEGIN {
print "#ifndef __ASM_CPUCAPS_H"
print "#define __ASM_CPUCAPS_H"
print ""
print "/* Generated file - do not edit */"
cap_num = 0
print ""
}
/^[vA-Z0-9_]+$/ {
printf("#define ARM64_%-30s\t%d\n", $0, cap_num++)
next
}
END {
printf("#define ARM64_NCAPS\t\t\t\t%d\n", cap_num)
print ""
print "#endif /* __ASM_CPUCAPS_H */"
}
# Any lines not handled by previous rules are unexpected
{
fatal("unhandled statement")
}