added a few more helpers

CMakeLists.txt

@@ -353,6 +353,8 @@ foreach(src ${CPPSAMPLES})
     OUTPUT ${CMAKE_SOURCE_DIR}/output/${src}.ll
     COMMAND ${PATH_TO_LLVM}/bin/clang++ -O0 -emit-llvm ${CMAKE_SOURCE_DIR}/samples/${src}.cpp -Xclang -disable-O0-optnone -c -o ${CMAKE_SOURCE_DIR}/output/${src}.bc
     COMMAND ${PATH_TO_LLVM}/bin/opt -S -mem2reg ${CMAKE_SOURCE_DIR}/output/${src}.bc -o ${CMAKE_SOURCE_DIR}/output/${src}.ll
+    COMMAND optdir=${PATH_TO_LLVM}/bin ${CMAKE_SOURCE_DIR}/helpers/flowgraph.sh ${CMAKE_SOURCE_DIR}/output/${src}.ll main
+    COMMAND optdir=${PATH_TO_LLVM}/bin ${CMAKE_SOURCE_DIR}/helpers/callgraph.sh ${CMAKE_SOURCE_DIR}/output/${src}.ll
     DEPENDS clang opt ${CMAKE_SOURCE_DIR}/samples/${src}.cpp
     COMMENT "Generating LLVM IR for example ${src}.cpp"
   )

helpers/callgraph.sh

+#!/bin/bash
+if [[ -z $optdir ]]
+then
+    echo setting opt to default
+    optdir=$(dirname $(which opt))
+fi
+$optdir/opt -enable-new-pm=0 -dot-callgraph -S "$1" -disable-output
+cat "$1".callgraph.dot | c++filt | sed 's,>,\\>,g; s,-\\>,->,g; s,<,\\<,g' | dot -Tsvg > "$1.staticcallgraph.svg"
+#dot -Tsvg output/classes.ll.callgraph.dot > classes.svg
\ No newline at end of file

helpers/flowgraph.sh

+#!/bin/bash
+if [[ -z $optdir ]]
+then
+    echo setting opt to default
+    optdir=$(dirname $(which opt))
+fi
+$optdir/opt --dot-cfg -cfg-func-name="$2" "$1" -disable-output
+cat ".$2".dot | c++filt | dot -Tsvg > "$1.$2.svg"
+rm ".$2".dot
\ No newline at end of file