tools/perf/arch/x86/entry/syscalls/syscalltbl.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 in="$1"
   5 arch="$2"
   6
   7 syscall_macro() {
   8     nr="$1"
   9     name="$2"
  10
  11     echo "      [$nr] = \"$name\","
  12 }
  13
  14 emit() {
  15     nr="$1"
  16     entry="$2"
  17
  18     syscall_macro "$nr" "$entry"
  19 }
  20
  21 echo "static const char *syscalltbl_${arch}[] = {"
  22
  23 sorted_table=$(mktemp /tmp/syscalltbl.XXXXXX)
  24 grep '^[0-9]' "$in" | sort -n > $sorted_table
  25
  26 max_nr=0
  27 while read nr abi name entry compat; do
  28     if [ $nr -ge 512 ] ; then # discard compat sycalls
  29         break
  30     fi
  31
  32     emit "$nr" "$name"
  33     max_nr=$nr
  34 done < $sorted_table
  35
  36 rm -f $sorted_table
  37
  38 echo "};"
  39
  40 echo "#define SYSCALLTBL_${arch}_MAX_ID ${max_nr}"