1 #!/bin/awk -f
2 # SPDX-License-Identifier: GPL-2.0
3 # gen-cpucaps.awk: arm64 cpucaps header genera
4 #
5 # Usage: awk -f gen-cpucaps.awk cpucaps.txt
6
7 # Log an error and terminate
8 function fatal(msg) {
9 print "Error at line " NR ": " msg > "
10 exit 1
11 }
12
13 # skip blank lines and comment lines
14 /^$/ { next }
15 /^#/ { next }
16
17 BEGIN {
18 print "#ifndef __ASM_CPUCAP_DEFS_H"
19 print "#define __ASM_CPUCAP_DEFS_H"
20 print ""
21 print "/* Generated file - do not edit
22 cap_num = 0
23 print ""
24 }
25
26 /^[vA-Z0-9_]+$/ {
27 printf("#define ARM64_%-40s\t%d\n", $0
28 next
29 }
30
31 END {
32 printf("#define ARM64_NCAPS\t\t\t\t\t%
33 print ""
34 print "#endif /* __ASM_CPUCAP_DEFS_H *
35 }
36
37 # Any lines not handled by previous rules are
38 {
39 fatal("unhandled statement")
40 }
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