Improve shift and benchmarking

.gitmodules

@@ -0,0 +1,9 @@
+[submodule "benchmark/ext/BitArray"]
+	path = benchmark/ext/BitArray
+	url = https://github.com/noporpoise/BitArray.git
+[submodule "benchmark/ext/itsy_bitsy"]
+	path = benchmark/ext/itsy_bitsy
+	url = https://github.com/ThePhD/itsy_bitsy.git
+[submodule "benchmark/ext/dynamic_bitset"]
+	path = benchmark/ext/dynamic_bitset
+	url = https://github.com/pinam45/dynamic_bitset.git

CMakeLists.txt

@@ -2,7 +2,7 @@
 cmake_minimum_required(VERSION 3.14)
 
 # set the project name
-project(Bit-Vector VERSION 0.1.1)
+project(Bit-Vector VERSION 0.3.0)
 
 # set output directory of builds
 #set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
@@ -46,6 +46,7 @@ option(BITLIB_HWY "Build with google highway SIMD extensions" OFF)
 option(BITLIB_BENCHMARK "Build bitlib benchmarks" OFF)
 option(BITLIB_EXAMPLE "Build bitlib examples" OFF)
 option(BITLIB_TEST "Build bitlib tests" OFF)
+option(BITLIB_PROFILE "Buid simple example for profiling" OFF)
 option(BITLIB_COVERAGE "Compute test coverage" OFF)
 
 if (BITLIB_HWY)
@@ -64,3 +65,7 @@ if(BITLIB_TEST)
     add_subdirectory(test)
 endif()
 
+if(BITLIB_PROFILE)
+    add_subdirectory(profile)
+endif()
+

benchmark/CMakeLists.txt

@@ -12,9 +12,15 @@ set(CMAKE_BUILD_TYPE Release)
 file(GLOB BENCH_SOURCES "src/*.cc")
 add_executable(bitlib-bench ${BENCH_SOURCES})
 
+add_subdirectory(ext/dynamic_bitset)
+
 # specify benchmark-specific libraries
-include_directories(${googlebench_SOURCE_DIR}/benchmark/include src/utils)
-target_link_libraries(bitlib-bench PRIVATE benchmark::benchmark -pthread)
+include_directories(
+    ${googlebench_SOURCE_DIR}/benchmark/include 
+    src/utils
+    ext/BitArray 
+    ext/itsy_bitsy/include)
+target_link_libraries(bitlib-bench PRIVATE benchmark::benchmark -pthread ${CMAKE_CURRENT_LIST_DIR}/ext/BitArray/libbitarr.a sul::dynamic_bitset)
 
 target_compile_options(bitlib-bench PUBLIC -O3 -DNDEBUG -march=native -Wpedantic)
 install(TARGETS bitlib-bench DESTINATION .)