162306a36Sopenharmony_ci#!/bin/sh
262306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0
362306a36Sopenharmony_ci#
462306a36Sopenharmony_ci# Generate the x86_cap/bug_flags[] arrays from include/asm/cpufeatures.h
562306a36Sopenharmony_ci#
662306a36Sopenharmony_ci
762306a36Sopenharmony_ciset -e
862306a36Sopenharmony_ci
962306a36Sopenharmony_ciOUT=$1
1062306a36Sopenharmony_ci
1162306a36Sopenharmony_cidump_array()
1262306a36Sopenharmony_ci{
1362306a36Sopenharmony_ci	ARRAY=$1
1462306a36Sopenharmony_ci	SIZE=$2
1562306a36Sopenharmony_ci	PFX=$3
1662306a36Sopenharmony_ci	POSTFIX=$4
1762306a36Sopenharmony_ci	IN=$5
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_ci	PFX_SZ=$(echo $PFX | wc -c)
2062306a36Sopenharmony_ci	TABS="$(printf '\t\t\t\t\t')"
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ci	echo "const char * const $ARRAY[$SIZE] = {"
2362306a36Sopenharmony_ci
2462306a36Sopenharmony_ci	# Iterate through any input lines starting with #define $PFX
2562306a36Sopenharmony_ci	sed -n -e 's/\t/ /g' -e "s/^ *# *define *$PFX//p" $IN |
2662306a36Sopenharmony_ci	while read i
2762306a36Sopenharmony_ci	do
2862306a36Sopenharmony_ci		# Name is everything up to the first whitespace
2962306a36Sopenharmony_ci		NAME="$(echo "$i" | sed 's/ .*//')"
3062306a36Sopenharmony_ci
3162306a36Sopenharmony_ci		# If the /* comment */ starts with a quote string, grab that.
3262306a36Sopenharmony_ci		VALUE="$(echo "$i" | sed -n 's@.*/\* *\("[^"]*"\).*\*/@\1@p')"
3362306a36Sopenharmony_ci		[ -z "$VALUE" ] && VALUE="\"$NAME\""
3462306a36Sopenharmony_ci		[ "$VALUE" = '""' ] && continue
3562306a36Sopenharmony_ci
3662306a36Sopenharmony_ci		# Name is uppercase, VALUE is all lowercase
3762306a36Sopenharmony_ci		VALUE="$(echo "$VALUE" | tr A-Z a-z)"
3862306a36Sopenharmony_ci
3962306a36Sopenharmony_ci        if [ -n "$POSTFIX" ]; then
4062306a36Sopenharmony_ci            T=$(( $PFX_SZ + $(echo $POSTFIX | wc -c) + 2 ))
4162306a36Sopenharmony_ci	        TABS="$(printf '\t\t\t\t\t\t')"
4262306a36Sopenharmony_ci		    TABCOUNT=$(( ( 6*8 - ($T + 1) - $(echo "$NAME" | wc -c) ) / 8 ))
4362306a36Sopenharmony_ci		    printf "\t[%s - %s]%.*s = %s,\n" "$PFX$NAME" "$POSTFIX" "$TABCOUNT" "$TABS" "$VALUE"
4462306a36Sopenharmony_ci        else
4562306a36Sopenharmony_ci		    TABCOUNT=$(( ( 5*8 - ($PFX_SZ + 1) - $(echo "$NAME" | wc -c) ) / 8 ))
4662306a36Sopenharmony_ci            printf "\t[%s]%.*s = %s,\n" "$PFX$NAME" "$TABCOUNT" "$TABS" "$VALUE"
4762306a36Sopenharmony_ci        fi
4862306a36Sopenharmony_ci	done
4962306a36Sopenharmony_ci	echo "};"
5062306a36Sopenharmony_ci}
5162306a36Sopenharmony_ci
5262306a36Sopenharmony_citrap 'rm "$OUT"' EXIT
5362306a36Sopenharmony_ci
5462306a36Sopenharmony_ci(
5562306a36Sopenharmony_ci	echo "#ifndef _ASM_X86_CPUFEATURES_H"
5662306a36Sopenharmony_ci	echo "#include <asm/cpufeatures.h>"
5762306a36Sopenharmony_ci	echo "#endif"
5862306a36Sopenharmony_ci	echo ""
5962306a36Sopenharmony_ci
6062306a36Sopenharmony_ci	dump_array "x86_cap_flags" "NCAPINTS*32" "X86_FEATURE_" "" $2
6162306a36Sopenharmony_ci	echo ""
6262306a36Sopenharmony_ci
6362306a36Sopenharmony_ci	dump_array "x86_bug_flags" "NBUGINTS*32" "X86_BUG_" "NCAPINTS*32" $2
6462306a36Sopenharmony_ci	echo ""
6562306a36Sopenharmony_ci
6662306a36Sopenharmony_ci	echo "#ifdef CONFIG_X86_VMX_FEATURE_NAMES"
6762306a36Sopenharmony_ci	echo "#ifndef _ASM_X86_VMXFEATURES_H"
6862306a36Sopenharmony_ci	echo "#include <asm/vmxfeatures.h>"
6962306a36Sopenharmony_ci	echo "#endif"
7062306a36Sopenharmony_ci	dump_array "x86_vmx_flags" "NVMXINTS*32" "VMX_FEATURE_" "" $3
7162306a36Sopenharmony_ci	echo "#endif /* CONFIG_X86_VMX_FEATURE_NAMES */"
7262306a36Sopenharmony_ci) > $OUT
7362306a36Sopenharmony_ci
7462306a36Sopenharmony_citrap - EXIT
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