mirror of
https://github.com/yuzu-emu/mbedtls.git
synced 2024-11-26 12:45:45 +01:00
124 lines
3.4 KiB
Bash
Executable File
124 lines
3.4 KiB
Bash
Executable File
#!/bin/sh
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# generate_codesize_stats.sh
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#
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# This file is part of mbed TLS (https://tls.mbed.org)
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#
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# Copyright (c) 2019, ARM Limited, All Rights Reserved
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#
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# Purpose
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#
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# Generate static memory usage statistics for an Mbed TLS build.
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#
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set -eu
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if [ -d include/mbedtls ]; then :; else
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echo "$0: must be run from root" >&2
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exit 1
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fi
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if grep -i cmake Makefile >/dev/null; then
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echo "$0: not compatible with cmake" >&2
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exit 1
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fi
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BUILD_DIR="./library"
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LIBFILES=$( ls $BUILD_DIR/*.a )
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OBJFILES=$( ls $BUILD_DIR/*.o )
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SUMMARY_ONLY=0
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LIMIT=9999
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print_usage() {
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echo "\nExtract static memory usage statistics for an Mbed TLS build.\n"
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echo "Usage: $0 [options]"
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echo " --files\tGenerate per-file code-size statistics."
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echo " --syms\tGenerate per-symbol code-size statistics."
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echo " -l|--limit num\tPrint only the largest 'num' symbols of the given type. (Default: $LIMIT) "
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echo " -h|--help\tPrint this help."
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echo " -d|--dir=BUILD_DIR\tThe build directory containing the 'library' folder (default: ${BUILD_DIR})"
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}
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get_options() {
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while [ $# -gt 0 ]; do
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case "$1" in
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-d|--dir)
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shift; BUILD_DIR=$1
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;;
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-h|--help)
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print_usage
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exit 0
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;;
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--files)
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FILE_STATS=1
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;;
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--syms)
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SYM_STATS=1
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;;
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-l|--limit)
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shift; LIMIT=$1
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;;
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-n|--name)
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shift; name=$1
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;;
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-i|--info)
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shift; info=$1
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;;
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*)
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echo "Unknown argument: $1"
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print_usage
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exit 1
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;;
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esac
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shift
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done
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}
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FILE_STATS=0
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SYM_STATS=0
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name="unnamed"
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info="noinfo"
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get_options "$@"
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date=$( date +%Y-%m-%d-%H-%M-%S )
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report_syms() {
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file=$(basename $1)
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type=$2
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stat=$(nm --line-numbers --radix=d --size-sort --reverse $1 |
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grep " [$3] " |
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sort --reverse |
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head -n $LIMIT |
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awk -v type="$type" -v info="$info" -v name="$name" -v date="$date" -v file="$file" \
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'{ printf( "%10s %42s %12s %20s %8s %6d %s\n", date, name, info, file, type, $1, $3 ); }')
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if [ -n "$stat" ]; then
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echo "$stat"
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fi
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}
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# Report static memory usage (RAM and ROM)
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if [ $FILE_STATS -eq 1 ]; then
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for file_full in $LIBFILES; do
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file=$(basename $file_full)
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size --radix=10 $file_full |
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sort -s -n -k 1,1 |
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tail -n +2 |
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sed -n '/^[ ]*0/!p' |
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awk -v info="$info" -v name="$name" -v date="$date" '{ printf( "%10s %42s %12s %20s %6d %6d %6d\n", date, name, info, $6, $1, $2, $3 ); }' |
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awk -v info="$info" -v name="$name" -v date="$date" -v file="$file" '{print $0; sum_text += $5; sum_data += $6; sum_bss += $7}
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END { printf( "%10s %42s %12s %20s %6d %6d %6d\n\n", date, name, info, file, sum_text, sum_data, sum_bss ); }'
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done
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fi
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if [ $SYM_STATS -eq 1 ]; then
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SYMTYPES="CODE-tT DATA-dD RODATA-rR BSS-bB"
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for symtype in $SYMTYPES; do
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type=${symtype%*-*}
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specifier=${symtype#*-*}
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for file_full in $OBJFILES; do
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report_syms "$file_full" $type $specifier
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done
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done
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fi
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