#!/bin/sh
platform=$1
LIBUNWIND=../src/.libs/libunwind.so
LIBUNWIND_PLAT=../src/.libs/libunwind-$platform.so
warmup=$(./forker 2000 /bin/true | cut -f1 -d' ')

nsec1=$(./forker 2000 /bin/true | cut -f1 -d' ')
echo -e \"/bin/true\""\t\t\t\t\t\t": $nsec1 nsec/execution

nsec2=$(LD_PRELOAD=$LIBUNWIND ./forker 2000 /bin/true | cut -f1 -d' ')
echo -e \"LD_PRELOAD=$LIBUNWIND /bin/true\""\t": $nsec2 nsec/execution

nsec3=$(LD_PRELOAD=$LIBUNWIND_PLAT ./forker 2000 /bin/true | cut -f1 -d' ')
echo -e \"LD_PRELOAD=$LIBUNWIND_PLAT /bin/true\""\t": $nsec3 nsec/execution

echo

echo -e "Overhead of preloading $LIBUNWIND\t: " $(($nsec2 - $nsec1)) nsec
echo -e "Overhead of preloading $LIBUNWIND_PLAT\t: " $(($nsec3 - $nsec1)) nsec