| #!/bin/sh |
| # SPDX-License-Identifier: GPL-2.0 |
| # |
| # Generate system call table for perf. Derived from |
| # powerpc script. |
| # |
| # Copyright IBM Corp. 2017 |
| # Author(s): Hendrik Brueckner <brueckner@linux.vnet.ibm.com> |
| # Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com> |
| # Changed by: Kim Phillips <kim.phillips@arm.com> |
| |
| gcc=$1 |
| hostcc=$2 |
| incpath=$3 |
| input=$4 |
| |
| if ! test -r $input; then |
| echo "Could not read input file" >&2 |
| exit 1 |
| fi |
| |
| create_table_from_c() |
| { |
| local sc nr last_sc |
| |
| while read sc nr; do |
| printf "%s\n" " [$nr] = \"$sc\"," |
| last_sc=$sc |
| done |
| |
| printf "%s\n" "#define SYSCALLTBL_ARM64_MAX_ID __NR_$last_sc" |
| } |
| |
| create_table() |
| { |
| echo "#include \"$input\"" |
| echo "static const char *syscalltbl_arm64[] = {" |
| create_table_from_c |
| echo "};" |
| } |
| |
| $gcc -E -dM -x c -I $incpath/include/uapi $input \ |
| |sed -ne 's/^#define __NR_//p' \ |
| |sort -t' ' -k2 -n \ |
| |create_table |
