Commit 500de6eb authored by Manuel Pégourié-Gonnard's avatar Manuel Pégourié-Gonnard
Browse files

New script ecc-heap.sh

parent 71e75dc2
#!/bin/sh
# Measure heap usage (and perfomance) of ECC operations with various values of
# the relevant tunable compile-time parameters.
set -eu
CONFIG_H='include/polarssl/config.h'
if [ -r $CONFIG_H ]; then :; else
echo "$CONFIG_H not found" >&2
exit 1
fi
if grep -i cmake Makefile >/dev/null; then :; else
echo "Needs Cmake" >&2
exit 1
fi
if git status | grep -F $CONFIG_H >/dev/null 2>&1; then
echo "config.h not clean" >&2
exit 1
fi
CONFIG_BAK=${CONFIG_H}.bak
cp $CONFIG_H $CONFIG_BAK
cat << EOF >$CONFIG_H
#define POLARSSL_PLATFORM_C
#define POLARSSL_PLATFORM_MEMORY
#define POLARSSL_MEMORY_BUFFER_ALLOC_C
#define POLARSSL_MEMORY_DEBUG
#define POLARSSL_TIMING_C
#define POLARSSL_BIGNUM_C
#define POLARSSL_ECP_C
#define POLARSSL_ASN1_PARSE_C
#define POLARSSL_ASN1_WRITE_C
#define POLARSSL_ECDSA_C
#define POLARSSL_ECDH_C
#define POLARSSL_ECP_DP_SECP192R1_ENABLED
#define POLARSSL_ECP_DP_SECP224R1_ENABLED
#define POLARSSL_ECP_DP_SECP256R1_ENABLED
#define POLARSSL_ECP_DP_SECP384R1_ENABLED
#define POLARSSL_ECP_DP_SECP521R1_ENABLED
#include "check_config.h"
//#define POLARSSL_ECP_WINDOW_SIZE 6
//#define POLARSSL_ECP_FIXED_POINT_OPTIM 1
EOF
for F in 0 1; do
for W in 2 3 4 5 6; do
scripts/config.pl set POLARSSL_ECP_WINDOW_SIZE $W
scripts/config.pl set POLARSSL_ECP_FIXED_POINT_OPTIM $F
make benchmark >/dev/null 2>&1
echo "fixed point optim = $F, max window size = $W"
echo "--------------------------------------------"
programs/test/benchmark
done
done
# cleanup
mv $CONFIG_BAK $CONFIG_H
make clean
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