chore(avm): vm compilation metrics

barretenberg/cpp/scripts/analyze_vm_compile_time.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+set -eu
+
+PRESET="${1:-wasm-threads}"
+TARGET="${2:-barretenberg.wasm}"
+
+BUILD_DIR=build-$PRESET-compiler-profile
+
+cd $(dirname $0)/..
+
+if [ -d $BUILD_DIR ]; then 
+    # Run summary analysis
+    cd build-$PRESET-compiler-profile
+    pushd src/barretenberg/vm/CMakeFiles/vm_objects.dir/avm_trace/ > /dev/null 2>&1
+    # Process vm json profiling files and "simplify" them in a summary
+    jq -cn 'inputs | .traceEvents | map(select(.name == "Total ExecuteCompiler")) | map({ name: input_filename, "time(ms)": .args."avg ms"})' **/*.cpp.json | jq -s add > avm_compilation_summary.json
+    popd  > /dev/null 2>&1
+    mv ./src/barretenberg/vm/CMakeFiles/vm_objects.dir/avm_trace/avm_compilation_summary.json .
+    echo -e "Summary file outputted to $BUILD_DIR/avm_compilation_summary.json"
+else
+    echo -e "\n$BUILD_DIR not found, run $(dirname $0)/analyze_compile_time.sh $PRESET $TARGET before running this script"
+fi 
+
+