38 lines
782 B
Bash
Executable file
38 lines
782 B
Bash
Executable file
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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#
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# Generate system call table for perf. Derived from
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# s390 script.
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#
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# Copyright IBM Corp. 2017
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# Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
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# Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
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wordsize=$1
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gcc=$2
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input=$3
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if ! test -r $input; then
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echo "Could not read input file" >&2
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exit 1
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fi
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create_table()
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{
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local wordsize=$1
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local max_nr
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echo "static const char *syscalltbl_powerpc_${wordsize}[] = {"
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while read sc nr; do
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printf '\t[%d] = "%s",\n' $nr $sc
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max_nr=$nr
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done
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echo '};'
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echo "#define SYSCALLTBL_POWERPC_${wordsize}_MAX_ID $max_nr"
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}
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$gcc -m${wordsize} -E -dM -x c $input \
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|sed -ne 's/^#define __NR_//p' \
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|sort -t' ' -k2 -nu \
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|create_table ${wordsize}
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