feat: core benchmark framework

src/core/CMakeLists.txt

@@ -33,3 +33,7 @@ add_library(klotski::core ALIAS klotski_core)
 # TODO: just for dev testing
 add_executable(klotski_core_bin main.cc)
 target_link_libraries(klotski_core_bin PRIVATE klotski_core)
+
+add_executable(codec_benchmark benchmark/codec.cc)
+target_compile_options(codec_benchmark PRIVATE -fno-rtti -fno-exceptions)
+target_link_libraries(codec_benchmark PRIVATE klotski::core benchmark::benchmark_main)

src/core/benchmark/codec.cc

@@ -0,0 +1,85 @@
+#include <iostream>
+
+#include "benchmark/benchmark.h"
+
+#include "all_cases/all_cases.h"
+
+#define private public
+#include <group/group.h>
+
+#include "common_code/common_code.h"
+
+using klotski::cases::AllCases;
+
+static std::vector<uint64_t> all_common_codes() {
+    std::vector<uint64_t> all_codes;
+
+    for (uint64_t head = 0; head < 16; ++head) {
+        for (const auto range : AllCases::instance().fetch()[head]) {
+            all_codes.emplace_back(head << 32 | range);
+        }
+    }
+
+    return all_codes;
+}
+
+static std::vector<uint64_t> select_codes() {
+    auto codes = all_common_codes();
+
+    return {codes[343], codes[666], codes[114514], codes[35324], codes[123454], codes[76453], codes[93411]};
+}
+
+std::vector<uint64_t> samples {
+    0x00000303F,
+    0x0000071F0,
+    0x003339C40,
+    0x000804340,
+    0x0034C6D00,
+    0x00230E0F0,
+    0x002F371C0,
+};
+
+static void Demo(benchmark::State &state) {
+
+    // auto samples = select_codes();
+    //
+    // for (auto code : samples) {
+    //     auto c = klotski::codec::CommonCode::create(code).value();
+    //     std::cout << c << std::endl;
+    // }
+    // std::cout << std::endl;
+
+    // samples.clear();
+    // samples = select_codes();
+    // samples.emplace_back(0x00000303F);
+    // samples.emplace_back(0x0000071F0);
+    // samples.emplace_back(0x003339C40);
+    // samples.emplace_back(0x000804340);
+    // samples.emplace_back(0x0034C6D00);
+    // samples.emplace_back(0x00230E0F0);
+    // samples.emplace_back(0x002F371C0);
+
+    for (auto _ : state) {
+
+        for (auto code : samples) {
+            // auto volatile holder = klotski::codec::CommonCode::string_encode(code);
+            // auto volatile holder_1 = code + 213;
+            // auto volatile holder_2 = code + 123;
+            // auto volatile holder_3 = code + 233;
+            // auto volatile holder_4 = code + 412;
+            // auto volatile holder_5 = code + 896;
+            // auto volatile holder_6 = code + 154;
+            // auto volatile holder_7 = code + 124;
+
+            auto ret = klotski::codec::CommonCode::string_encode(code);
+            // auto volatile str_1 = ret[0];
+            // auto volatile str_2 = ret[1];
+            // auto volatile str_3 = ret[2];
+        }
+
+    }
+}
+
+BENCHMARK(Demo);
+
+BENCHMARK_MAIN();

src/core/main.cc

@@ -1,5 +1,6 @@
 #include <thread>
 #include <iostream>
+#include <format>
 
 #include "core/core.h"
 #include "group/group.h"
@@ -24,10 +25,12 @@ using klotski::codec::SHORT_CODE_LIMIT;
 int main() {
     const auto start = clock();
 
-    auto kk = GroupUnion::create(123).value();
-    std::cout << kk.size() << std::endl;
-    std::cout << kk.group_num() << std::endl;
-    std::cout << kk.max_group_size() << std::endl;
+    std::cout << std::format("{:09X}", 0x1A9BF0C00) << std::endl;
+
+    // auto kk = GroupUnion::create(123).value();
+    // std::cout << kk.size() << std::endl;
+    // std::cout << kk.group_num() << std::endl;
+    // std::cout << kk.max_group_size() << std::endl;
 
     // auto core = Core([](const uint64_t code, uint64_t) {
     //     std::cout << RawCode::unsafe_create(code);