automate_vex_simulation.sh

#!/usr/bin/env bash 

echo "Total Cycles,Execution Cycles,Stall Cycles,Nops,Executed Operations" > $1

#loop for each variation
for i in {2..6}; do

../tools/vex-3.43/bin/cc -ms -O4 -fmm=pipe_1_2_fw.mm -o x264 ../Powerstone/src/x264.c
sed -i "s/RES: Alu.0 $i/RES: Alu.0 $((i+1))/g" pipe_1_2_fw.mm;
./x264

log_name="ta.log.00"$((i-2))

TOTAL_CYCLES=$(awk '($1=="Total")&&($2=="Cycles:"){print $3}' $log_name)
EXECUTION_CYCLES=$(awk '($1=="Execution")&&($2=="Cycles:"){print $3}' $log_name)
STALL_CYCLES=$(awk '($1=="Stall")&&($2=="Cycles:"){print $3}' $log_name)
NOPS=$(awk '($1=="Nops:"){print $2}' $log_name)
EXECUTED_OPERATIONS=$(awk '($1=="Executed")&&($2=="operations:"){print $3}' $log_name)

echo $TOTAL_CYCLES","$EXECUTION_CYCLES","$STALL_CYCLES","$NOPS","$EXECUTED_OPERATIONS >> $1

done

#cleanups
sed -i "s/RES: Alu.0 $((i+1))/RES: Alu.0 2/g" pipe_1_2_fw.mm;
rm ta.log.*