feat: add runtime speed comparison between fz, c and cpython

Makefile

@@ -5,13 +5,15 @@ RUNS ?= 7
 WARMUP ?= 2
 MAX_ITER ?= 2000000
 
+current_time = python3 -c "import time; print(time.time())"
+
 build:
 	cmake -S . -B build -DCMAKE_BUILD_TYPE=Debug
 	cmake --build build
 
 build-release:
-	cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
-	cmake --build build
+	cmake -S . -B build -DCMAKE_BUILD_TYPE=Release $(COMPARING)
+	cmake --build build $(COMPARING)
 
 debug-c: build
 	gdb --args ./build/fzc ${FILE}
@@ -22,8 +24,32 @@ debug-vm: build
 test: build
 	ctest --output-on-failure --test-dir build
 
-# Compile the benchmark once, then measure only VM process execution.
+test-release: build-release
+	ctest --output-on-failure --test-dir build
+
+bench: COMPARING=&>/dev/null
 bench: build-release
-	./build/fzc -o build/benchmark.fzb $(BENCH_FILE)
-	python3 scripts/benchmark.py --runs $(RUNS) --warmup $(WARMUP) \
+	@./build/fzc -o build/benchmark.fzb $(BENCH_FILE)
+	@python3 scripts/benchmark.py --runs $(RUNS) --warmup $(WARMUP) \
 		--max-iter $(MAX_ITER) --vm ./build/fz --program build/benchmark.fzb
+
+compare: COMPARING=&>/dev/null
+compare: build-release
+	@echo "=== Million sums benchmark ==="
+
+	@./build/fzc -o build/bench.fzb $(BENCH_FILE) 1>/dev/null 2>/dev/null
+
+	@ST=$$($(current_time)); \
+	./build/fz --allow-infinite build/bench.fzb 1>/dev/null 2>/dev/null; \
+	ET=$$($(current_time)); \
+	python3 -c "delta = ($$ET - $$ST) * 1000; print(f'FZLang : {delta:.5f} ms')"
+
+	@ST=$$($(current_time)); \
+	./benchmarks/loop-c 1>/dev/null 2>/dev/null; \
+	ET=$$($(current_time)); \
+	python3 -c "delta = ($$ET - $$ST) * 1000; print(f'C      : {delta:.5f} ms')"
+
+	@ST=$$($(current_time)); \
+	python3 ./benchmarks/loop.py 1>/dev/null 2>/dev/null; \
+	ET=$$($(current_time)); \
+	python3 -c "delta = ($$ET - $$ST) * 1000; print(f'CPython: {delta:.5f} ms')"

benchmarks/loop.fzs

@@ -3,6 +3,7 @@ uint i = 0;
 uint sum = 0;
 
 for (i = 0; i < 1000000; i = i + 1)
-{
   sum = sum + i;
-}
+
+printline(sum);
+

benchmarks/loop.py

@@ -0,0 +1,4 @@
+s = 0
+for i in range(1_000_000):
+    s += i
+print(s)