Fix compile warnings on windows platform: dll linkage and others (#604)

core/iwasm/aot/arch/aot_reloc_x86_64.c

@@ -12,11 +12,13 @@
 #define R_X86_64_32    10 /* Direct 32 bit zero extended */
 #define R_X86_64_32S   11 /* Direct 32 bit sign extended */
 #else
+#ifndef IMAGE_REL_AMD64_ADDR64
 #define IMAGE_REL_AMD64_ADDR64 1 /* The 64-bit VA of the relocation target */
 #define IMAGE_REL_AMD64_ADDR32 2 /* The 32-bit VA of the relocation target */
 #define IMAGE_REL_AMD64_REL32  4 /* The 32-bit relative address from
                                     the byte following the relocation*/
 #endif
+#endif
 
 #if defined(BH_PLATFORM_WINDOWS)
 #pragma function (floor)

core/iwasm/common/wasm_runtime_common.c

@@ -2325,7 +2325,7 @@ resolve_function(const WASMModuleInstanceCommon *module_inst,
     char *orig_name = NULL;
     char *sub_module_name = NULL;
     char *function_name = NULL;
-    uint32 length = strlen(name) + 1;
+    uint32 length = (uint32)(strlen(name) + 1);
 
     orig_name = runtime_malloc(sizeof(char) * length, NULL, NULL, 0);
     if (!orig_name) {
@@ -3387,7 +3387,7 @@ fail:
 #endif
 
 #if defined(_WIN32) || defined(_WIN32_)
-typedef union __declspec(intrin_type) __declspec(align(1)) v128 {
+typedef union __declspec(intrin_type) __declspec(align(8)) v128 {
     __int8 m128i_i8[16];
     __int16 m128i_i16[8];
     __int32 m128i_i32[4];

core/iwasm/common/wasm_runtime_common.h

@@ -337,34 +337,34 @@ typedef package_type_t PackageType;
 typedef wasm_section_t WASMSection, AOTSection;
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_init(void);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_full_init(RuntimeInitArgs *init_args);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_destroy(void);
 
 /* See wasm_export.h for description */
-PackageType
+WASM_RUNTIME_API_EXTERN PackageType
 get_package_type(const uint8 *buf, uint32 size);
 
 
 /* See wasm_export.h for description */
-WASMModuleCommon *
+WASM_RUNTIME_API_EXTERN WASMModuleCommon *
 wasm_runtime_load(const uint8 *buf, uint32 size,
                   char *error_buf, uint32 error_buf_size);
 
 /* See wasm_export.h for description */
-WASMModuleCommon *
+WASM_RUNTIME_API_EXTERN WASMModuleCommon *
 wasm_runtime_load_from_sections(WASMSection *section_list, bool is_aot,
                                 char *error_buf, uint32 error_buf_size);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_unload(WASMModuleCommon *module);
 
 /* Internal API */
@@ -379,58 +379,58 @@ wasm_runtime_deinstantiate_internal(WASMModuleInstanceCommon *module_inst,
                                     bool is_sub_inst);
 
 /* See wasm_export.h for description */
-WASMModuleInstanceCommon *
+WASM_RUNTIME_API_EXTERN WASMModuleInstanceCommon *
 wasm_runtime_instantiate(WASMModuleCommon *module,
                          uint32 stack_size, uint32 heap_size,
                          char *error_buf, uint32 error_buf_size);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_deinstantiate(WASMModuleInstanceCommon *module_inst);
 
 /* See wasm_export.h for description */
-WASMFunctionInstanceCommon *
+WASM_RUNTIME_API_EXTERN WASMFunctionInstanceCommon *
 wasm_runtime_lookup_function(WASMModuleInstanceCommon * const module_inst,
                              const char *name, const char *signature);
 
 /* See wasm_export.h for description */
-WASMExecEnv *
+WASM_RUNTIME_API_EXTERN WASMExecEnv *
 wasm_runtime_create_exec_env(WASMModuleInstanceCommon *module_inst,
                              uint32 stack_size);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_destroy_exec_env(WASMExecEnv *exec_env);
 
 /* See wasm_export.h for description */
-WASMModuleInstanceCommon *
+WASM_RUNTIME_API_EXTERN WASMModuleInstanceCommon *
 wasm_runtime_get_module_inst(WASMExecEnv *exec_env);
 
 /* See wasm_export.h for description */
-void *
+WASM_RUNTIME_API_EXTERN void *
 wasm_runtime_get_function_attachment(WASMExecEnv *exec_env);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_set_user_data(WASMExecEnv *exec_env, void *user_data);
 
 /* See wasm_export.h for description */
-void *
+WASM_RUNTIME_API_EXTERN void *
 wasm_runtime_get_user_data(WASMExecEnv *exec_env);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_call_wasm(WASMExecEnv *exec_env,
                        WASMFunctionInstanceCommon *function,
                        uint32 argc, uint32 argv[]);
 
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_call_wasm_a(WASMExecEnv *exec_env,
                          WASMFunctionInstanceCommon *function,
                          uint32 num_results, wasm_val_t *results,
                          uint32 num_args, wasm_val_t *args);
 
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_call_wasm_v(WASMExecEnv *exec_env,
                          WASMFunctionInstanceCommon *function,
                          uint32 num_results, wasm_val_t *results,
@@ -464,85 +464,85 @@ wasm_runtime_create_exec_env_and_call_wasm(WASMModuleInstanceCommon *module_inst
                                            uint32 argc, uint32 argv[]);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_application_execute_main(WASMModuleInstanceCommon *module_inst,
                               int32 argc, char *argv[]);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_application_execute_func(WASMModuleInstanceCommon *module_inst,
                               const char *name, int32 argc, char *argv[]);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_set_exception(WASMModuleInstanceCommon *module,
                            const char *exception);
 
 /* See wasm_export.h for description */
-const char *
+WASM_RUNTIME_API_EXTERN const char *
 wasm_runtime_get_exception(WASMModuleInstanceCommon *module);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_clear_exception(WASMModuleInstanceCommon *module_inst);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_set_custom_data(WASMModuleInstanceCommon *module_inst,
                              void *custom_data);
 
 /* See wasm_export.h for description */
-void *
+WASM_RUNTIME_API_EXTERN void *
 wasm_runtime_get_custom_data(WASMModuleInstanceCommon *module_inst);
 
 /* See wasm_export.h for description */
-uint32
+WASM_RUNTIME_API_EXTERN uint32
 wasm_runtime_module_malloc(WASMModuleInstanceCommon *module_inst, uint32 size,
                            void **p_native_addr);
 
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_module_free(WASMModuleInstanceCommon *module_inst, uint32 ptr);
 
 /* See wasm_export.h for description */
-uint32
+WASM_RUNTIME_API_EXTERN uint32
 wasm_runtime_module_dup_data(WASMModuleInstanceCommon *module_inst,
                              const char *src, uint32 size);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_validate_app_addr(WASMModuleInstanceCommon *module_inst,
                                uint32 app_offset, uint32 size);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_validate_app_str_addr(WASMModuleInstanceCommon *module_inst,
                                    uint32 app_str_offset);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_validate_native_addr(WASMModuleInstanceCommon *module_inst,
                                   void *native_ptr, uint32 size);
 
 /* See wasm_export.h for description */
-void *
+WASM_RUNTIME_API_EXTERN void *
 wasm_runtime_addr_app_to_native(WASMModuleInstanceCommon *module_inst,
                                 uint32 app_offset);
 
 /* See wasm_export.h for description */
-uint32
+WASM_RUNTIME_API_EXTERN uint32
 wasm_runtime_addr_native_to_app(WASMModuleInstanceCommon *module_inst,
                                 void *native_ptr);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_get_app_addr_range(WASMModuleInstanceCommon *module_inst,
                                 uint32 app_offset,
                                 uint32 *p_app_start_offset,
                                 uint32 *p_app_end_offset);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_get_native_addr_range(WASMModuleInstanceCommon *module_inst,
                                    uint8 *native_ptr,
                                    uint8 **p_native_start_addr,
@@ -563,7 +563,7 @@ wasm_runtime_set_llvm_stack(WASMModuleInstanceCommon *module_inst,
                             uint32 llvm_stack);
 
 #if WASM_ENABLE_MULTI_MODULE != 0
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_set_module_reader(const module_reader reader,
                                const module_destroyer destroyer);
 
@@ -616,7 +616,7 @@ wasm_exec_env_set_aux_stack(WASMExecEnv *exec_env,
 
 #if WASM_ENABLE_LIBC_WASI != 0
 /* See wasm_export.h for description */
-void
+WASM_RUNTIME_API_EXTERN void
 wasm_runtime_set_wasi_args(WASMModuleCommon *module,
                            const char *dir_list[], uint32 dir_count,
                            const char *map_dir_list[], uint32 map_dir_count,
@@ -624,11 +624,11 @@ wasm_runtime_set_wasi_args(WASMModuleCommon *module,
                            char *argv[], int argc);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_is_wasi_mode(WASMModuleInstanceCommon *module_inst);
 
 /* See wasm_export.h for description */
-WASMFunctionInstanceCommon *
+WASM_RUNTIME_API_EXTERN WASMFunctionInstanceCommon *
 wasm_runtime_lookup_wasi_start_function(WASMModuleInstanceCommon *module_inst);
 
 bool
@@ -666,13 +666,13 @@ bool
 wasm_runtime_enlarge_memory(WASMModuleInstanceCommon *module, uint32 inc_page_count);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_register_natives(const char *module_name,
                               NativeSymbol *native_symbols,
                               uint32 n_native_symbols);
 
 /* See wasm_export.h for description */
-bool
+WASM_RUNTIME_API_EXTERN bool
 wasm_runtime_register_natives_raw(const char *module_name,
                                   NativeSymbol *native_symbols,
                                   uint32 n_native_symbols);

core/iwasm/include/wasm_c_api.h

@@ -10,8 +10,12 @@
 #include <assert.h>
 
 #ifndef WASM_API_EXTERN
-#ifdef _WIN32
+#if defined(_MSC_BUILD)
-#define WASM_API_EXTERN __declspec(dllimport)
+    #if defined(COMPILING_WASM_RUNTIME_API)
+        #define WASM_API_EXTERN __declspec(dllexport)
+    #else
+        #define WASM_API_EXTERN __declspec(dllimport)
+    #endif
 #else
 #define WASM_API_EXTERN
 #endif

core/iwasm/include/wasm_export.h

@@ -12,7 +12,7 @@
 
 
 #ifndef WASM_RUNTIME_API_EXTERN
-#if defined(MSVC)
+#if defined(_MSC_BUILD )
     #if defined(COMPILING_WASM_RUNTIME_API)
         #define WASM_RUNTIME_API_EXTERN __declspec(dllexport)
     #else

core/shared/platform/include/platform_common.h

@@ -33,9 +33,14 @@ extern "C" {
 #define BH_FREE os_free
 #endif
 
-#if defined(MSVC)
+#if defined(_MSC_BUILD)
-__declspec(dllimport) void *BH_MALLOC(unsigned int size);
+#if defined(COMPILING_WASM_RUNTIME_API)
-__declspec(dllimport) void BH_FREE(void *ptr);
+__declspec(dllexport) void *BH_MALLOC(unsigned int size);
+__declspec(dllexport) void BH_FREE(void *ptr);
+#else
+__declspec(dllimport) void* BH_MALLOC(unsigned int size);
+__declspec(dllimport) void BH_FREE(void* ptr);
+#endif
 #else
 void *BH_MALLOC(unsigned int size);
 void BH_FREE(void *ptr);

product-mini/platforms/windows/CMakeLists.txt

@@ -15,6 +15,8 @@ set (CMAKE_SHARED_LIBRARY_LINK_CXX_FLAGS "")
 
 set (CMAKE_C_STANDARD 99)
 
+add_definitions(-DCOMPILING_WASM_RUNTIME_API=1)
+
 # Set WAMR_BUILD_TARGET, currently values supported:
 # "X86_64", "AMD_64", "X86_32", "AARCH64[sub]", "ARM[sub]", "THUMB[sub]", "MIPS", "XTENSA"
 if (NOT DEFINED WAMR_BUILD_TARGET)
@@ -126,4 +128,3 @@ set_target_properties (libiwasm PROPERTIES OUTPUT_NAME iwasm)
 
 target_link_libraries (libiwasm ${LLVM_AVAILABLE_LIBS} ${UV_A_LIBS})
 
-target_compile_definitions(libiwasm PRIVATE COMPILING_WASM_RUNTIME_API=1)

product-mini/platforms/windows/main.c

@@ -185,8 +185,8 @@ module_reader_callback(const char *module_name, uint8 **p_buffer,
                        uint32 *p_size)
 {
     const char *format = "%s/%s.wasm";
-    int sz = strlen(module_search_path) + strlen("/") + strlen(module_name) +
+    uint32 sz = (uint32)(strlen(module_search_path) + strlen("/")
-             strlen(".wasm") + 1;
+                         + strlen(module_name) + strlen(".wasm") + 1);
     char *wasm_file_name = BH_MALLOC(sz);
     if (!wasm_file_name) {
         return false;

wamr-compiler/CMakeLists.txt

@@ -10,6 +10,7 @@ if (NOT WAMR_BUILD_PLATFORM STREQUAL "windows")
 else()
   project (aot-compiler C ASM CXX)
   enable_language (ASM_MASM)
+  add_definitions(-DCOMPILING_WASM_RUNTIME_API=1)
 endif()
 
 set (CMAKE_CXX_STANDARD 14)