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