重新启用 inline state 选项

CMakeLists.txt

@@ -52,11 +52,11 @@ endif()
 
 
 if(${LIBRF_COMPILER_SETTING} STREQUAL "msvc")
-	option(LIBRF_INLINE_STATE "Enable Inline state" OFF)
+	option(LIBRF_INLINE_STATE "Enable Inline state" ON)
 elseif ("${LIBRF_COMPILER_SETTING}" STREQUAL "clang_on_msvc")
-	option(LIBRF_INLINE_STATE "Enable Inline state" OFF)
+	option(LIBRF_INLINE_STATE "Enable Inline state" ON)
 elseif(${LIBRF_COMPILER_SETTING} STREQUAL "clang")
-	option(LIBRF_INLINE_STATE "Enable Inline state" OFF)
+	option(LIBRF_INLINE_STATE "Enable Inline state" ON)
 elseif(${LIBRF_COMPILER_SETTING} STREQUAL "gcc")
 	option(LIBRF_INLINE_STATE "Enable Inline state" OFF)
 else()

benchmark/benchmark_async_mem.cpp

@@ -37,7 +37,7 @@ void resumable_main_benchmark_mem(bool wait_key)
 }
 
 //clang : 平均 256 字节
-//msvc : 平均 320 字节(vs2022,17.7.4)
+//msvc : 平均 304 字节(vs2022,17.7.4)
 
 #if LIBRF_TUTORIAL_STAND_ALONE
 int main()

include/librf/src/config.h

@@ -2,9 +2,9 @@
 
 #ifndef RESUMEF_INLINE_STATE
 #if defined(__clang__) || defined(_MSC_VER)
-/* #undef RESUMEF_INLINE_STATE */
+#define RESUMEF_INLINE_STATE 1
 #else
-/* #undef RESUMEF_INLINE_STATE */
+#define RESUMEF_INLINE_STATE 0
 #endif	//defined(__clang__) || defined(_MSC_VER)
 #endif	//RESUMEF_INLINE_STATE
 

include/librf/src/generator.h

@@ -186,7 +186,8 @@ namespace librf
 				char* ptr = reinterpret_cast<char*>(h.address()) - _State_size;
 				return reinterpret_cast<state_type*>(ptr);
 #elif defined(_MSC_VER)
-				char* ptr = reinterpret_cast<char*>(this) - _State_size;
+				auto h = coroutine_handle<promise_type>::from_promise(*this);
+				char* ptr = reinterpret_cast<char*>(h.address()) - _State_size;
 				return reinterpret_cast<state_type*>(ptr);
 #else
 #error "Unknown compiler"

include/librf/src/promise.inl

@@ -26,8 +26,11 @@ namespace librf
 		char* ptr = reinterpret_cast<char*>(h.address()) - _State_size;
 		return reinterpret_cast<state_type*>(ptr);
 #elif defined(_MSC_VER)
-		char* ptr = reinterpret_cast<char*>(this) - _State_size;
+		auto h = coroutine_handle<promise_type>::from_promise(*reinterpret_cast<promise_type*>(this));
+		char* ptr = reinterpret_cast<char*>(h.address()) - _State_size;
 		return reinterpret_cast<state_type*>(ptr);
+		//char* ptr = reinterpret_cast<char*>(this) - _State_size;
+		//return reinterpret_cast<state_type*>(ptr);
 #else
 #error "Unknown compiler"
 #endif

tutorial/test_async_memory_layout.cpp

@@ -65,9 +65,9 @@ future_t<int64_t> resumeable_get_long(int64_t x, int64_t y)
 
 	std::cout << "  frame ptr=" << frame_ptr << "," << (void*)&frame_ptr << std::endl;
 	std::cout << "  frame end=" << (void*)((char*)(frame_ptr)+_coro_frame_size()) << std::endl;
-	std::cout << "  promise ptr=" << promise << "," << (void*)&promise << std::endl;
-	std::cout << "  handle ptr=" << handler.address() << "," << (void*)&handler << std::endl;
-	std::cout << "  state ptr=" << state << "," << (void*)&state << std::endl;
+	std::cout << "  promise ptr=" << promise << "," << (void*)&promise << ",offset=" << ((char*)promise - (char*)frame_ptr) << std::endl;
+	std::cout << "  handle ptr=" << handler.address() << "," << (void*)&handler << ",offset=" << ((char*)handler.address() - (char*)frame_ptr) << std::endl;
+	std::cout << "  state ptr=" << state << "," << (void*)&state << ",offset=" << ((char*)state - (char*)frame_ptr) << std::endl;
 	std::cout << "  parent ptr=" << state->get_parent() << std::endl;
 
 	std::cout << "    x=" << x << ", &x=" << std::addressof(x) << std::endl;