add script that set up experiment environment on emulab machines

utah/scripts/jxyang/setup.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+sudo -s
+cd /z
+tar xvfz /proj/randtest/compilers-64bit-ubuntu.tar.gz   
+rm -rf llvm-gcc-25
+cp -r /proj/randtest/csmith .
+export CSMITH_HOME=/z/csmith  
+export COMPILER_HOME=/z 
+export PATH=$PATH:/z/csmith/scripts
+cd /z/csmith/src; g++ *.cpp -DPACKAGE_STRING -o csmith
+cd /z/csmith/scripts/
+chmod 755 *
+# change the following line to the Csmith option you want to disable/enable
+# also change the number of cores if necessary
+# ./parallel_test.pl 8 compilers.txt --no-math64