tools/perf/arch/powerpc/entry/syscalls/mksyscalltbl

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 #
   4 # Generate system call table for perf. Derived from
   5 # s390 script.
   6 #
   7 # Copyright IBM Corp. 2017
   8 # Author(s):  Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
   9 # Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
  10
  11 wordsize=$1
  12 SYSCALL_TBL=$2
  13
  14 if ! test -r $SYSCALL_TBL; then
  15         echo "Could not read input file" >&2
  16         exit 1
  17 fi
  18
  19 create_table()
  20 {
  21         local wordsize=$1
  22         local max_nr nr abi sc discard
  23         max_nr=-1
  24         nr=0
  25
  26         echo "static const char *syscalltbl_powerpc_${wordsize}[] = {"
  27         while read nr abi sc discard; do
  28                 if [ "$max_nr" -lt "$nr" ]; then
  29                         printf '\t[%d] = "%s",\n' $nr $sc
  30                         max_nr=$nr
  31                 fi
  32         done
  33         echo '};'
  34         echo "#define SYSCALLTBL_POWERPC_${wordsize}_MAX_ID $max_nr"
  35 }
  36
  37 grep -E "^[[:digit:]]+[[:space:]]+(common|spu|nospu|${wordsize})" $SYSCALL_TBL \
  38         |sort -k1 -n                                                           \
  39         |create_table ${wordsize}