linux/tools/perf/trace/beauty/x86_arch_prctl.sh
Arnaldo Carvalho de Melo ff4cb769bc perf beauty: Add a string table generator for x86's 'arch_prctl' codes
$ tools/perf/trace/beauty/x86_arch_prctl.sh
  #define x86_arch_prctl_codes_1_offset 0x1001
  static const char *x86_arch_prctl_codes_1[] = {
	[0x1001 - 0x1001]= "SET_GS",
	[0x1002 - 0x1001]= "SET_FS",
	[0x1003 - 0x1001]= "GET_FS",
	[0x1004 - 0x1001]= "GET_GS",
	[0x1011 - 0x1001]= "GET_CPUID",
	[0x1012 - 0x1001]= "SET_CPUID",
  };

  #define x86_arch_prctl_codes_2_offset 0x2001
  static const char *x86_arch_prctl_codes_2[] = {
	[0x2001 - 0x2001]= "MAP_VDSO_X32",
	[0x2002 - 0x2001]= "MAP_VDSO_32",
	[0x2003 - 0x2001]= "MAP_VDSO_64",
  };
  $

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-w0fux1psivphhx6rve8kn3vq@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2018-12-18 16:15:18 -03:00

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#!/bin/sh
# Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
# SPDX-License-Identifier: LGPL-2.1
[ $# -eq 1 ] && x86_header_dir=$1 || x86_header_dir=tools/arch/x86/include/uapi/asm/
prctl_arch_header=${x86_header_dir}/prctl.h
print_range () {
local idx=$1
local prefix=$2
local first_entry=$3
printf "#define x86_arch_prctl_codes_%d_offset %s\n" $idx $first_entry
printf "static const char *x86_arch_prctl_codes_%d[] = {\n" $idx
regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+ARCH_([[:alnum:]_]+)[[:space:]]+(%s[[:xdigit:]]+).*' ${prefix}`
fmt="\t[%#x - ${first_entry}]= \"%s\",\n"
egrep -q $regex ${prctl_arch_header} && \
(egrep $regex ${prctl_arch_header} | \
sed -r "s/$regex/\2 \1/g" | \
xargs printf "$fmt")
printf "};\n\n"
}
print_range 1 0x1 0x1001
print_range 2 0x2 0x2001