Added small script to calculate basic block sizes from simulation trace

simutils/get_ebb_size.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+#
+# Small utility script to get the size of extended basic blocks out of a pasim trace.
+# It will print the size of each continiously executed block of code.
+#
+# TODO port to python (?)
+#
+# Usage: pasim <binary> --debug=0 --debug-fmt=trace | ./get_ebb_size.sh
+#
+# Author: Stefan Hepp <[email protected]>
+#
+
+startpc=
+lastpc=1
+
+while read pc cnt; do
+  pc=$((0x$pc))
+  nextpc=$((lastpc + 8))
+
+  if [[ (($pc < $lastpc)) || (($pc > $nextpc)) ]]; then
+    if [ "$startpc" ]; then
+      echo $((nextpc-startpc))
+    fi
+    startpc=$pc
+  fi
+  lastpc=$pc
+done