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Implement multi-module feature and bulk-memory feature (#271)

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Refine wasm loader and aot loader
Fix potential issue of os_mmap/os_munmap
Update document
This commit is contained in:
wenyongh
2020-06-02 14:53:06 +08:00
committed by GitHub
parent e81f72d41f
commit 752826a667
57 changed files with 4902 additions and 818 deletions
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46
core/iwasm/interpreter/wasm.h
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@ -22,6 +22,8 @@ extern "C" {
#define VALUE_TYPE_VOID 0x40
/* Used by AOT */
#define VALUE_TYPE_I1 0x41
/* Used by loader to represent any type of i32/i64/f32/f64 */
#define VALUE_TYPE_ANY 0x42
/* Table Element Type */
#define TABLE_ELEM_TYPE_ANY_FUNC 0x70
@ -50,6 +52,9 @@ extern "C" {
#define SECTION_TYPE_ELEM 9
#define SECTION_TYPE_CODE 10
#define SECTION_TYPE_DATA 11
#if WASM_ENABLE_BULK_MEMORY != 0
#define SECTION_TYPE_DATACOUNT 12
#endif
#define IMPORT_KIND_FUNC 0
#define IMPORT_KIND_TABLE 1
@ -66,6 +71,10 @@ extern "C" {
#define BLOCK_TYPE_IF 2
#define BLOCK_TYPE_FUNCTION 3
typedef struct WASMModule WASMModule;
typedef struct WASMFunction WASMFunction;
typedef struct WASMGlobal WASMGlobal;
typedef union WASMValue {
int32 i32;
uint32 u32;
@ -119,6 +128,10 @@ typedef struct WASMTableImport {
uint32 init_size;
/* specified if (flags & 1), else it is 0x10000 */
uint32 max_size;
#if WASM_ENABLE_MULTI_MODULE != 0
WASMModule *import_module;
WASMTable *import_table_linked;
#endif
} WASMTableImport;
typedef struct WASMMemoryImport {
@ -128,6 +141,10 @@ typedef struct WASMMemoryImport {
uint32 num_bytes_per_page;
uint32 init_page_count;
uint32 max_page_count;
#if WASM_ENABLE_MULTI_MODULE != 0
WASMModule *import_module;
WASMMemory *import_memory_linked;
#endif
} WASMMemoryImport;
typedef struct WASMFunctionImport {
@ -135,13 +152,17 @@ typedef struct WASMFunctionImport {
char *field_name;
/* function type */
WASMType *func_type;
/* function pointer after linked */
/* native function pointer after linked */
void *func_ptr_linked;
/* signature from registered native symbols */
const char *signature;
/* attachment */
void *attachment;
bool call_conv_raw;
#if WASM_ENABLE_MULTI_MODULE != 0
WASMModule *import_module;
WASMFunction *import_func_linked;
#endif
} WASMFunctionImport;
typedef struct WASMGlobalImport {
@ -151,6 +172,12 @@ typedef struct WASMGlobalImport {
bool is_mutable;
/* global data after linked */
WASMValue global_data_linked;
#if WASM_ENABLE_MULTI_MODULE != 0
/* imported function pointer after linked */
// TODO: remove if not necessary
WASMModule *import_module;
WASMGlobal *import_global_linked;
#endif
} WASMGlobalImport;
typedef struct WASMImport {
@ -223,6 +250,9 @@ typedef struct WASMDataSeg {
uint32 memory_index;
InitializerExpression base_offset;
uint32 data_length;
#if WASM_ENABLE_BULK_MEMORY != 0
bool is_passive;
#endif
uint8 *data;
} WASMDataSeg;
@ -266,7 +296,12 @@ typedef struct WASMModule {
uint32 global_count;
uint32 export_count;
uint32 table_seg_count;
/* data seg count read from data segment section */
uint32 data_seg_count;
#if WASM_ENABLE_BULK_MEMORY != 0
/* data count read from datacount section */
uint32 data_seg_count1;
#endif
uint32 import_function_count;
uint32 import_table_count;
@ -308,6 +343,12 @@ typedef struct WASMModule {
WASIArguments wasi_args;
bool is_wasi_module;
#endif
#if WASM_ENABLE_MULTI_MODULE != 0
// TODO: mutex ? mutli-threads ?
bh_list import_module_list_head;
bh_list *import_module_list;
#endif
} WASMModule;
typedef struct WASMBranchBlock {
@ -430,5 +471,4 @@ wasm_type_equal(const WASMType *type1, const WASMType *type2)
} /* end of extern "C" */
#endif
#endif /* end of _WASM_H_ */
#endif /* end of _WASM_H_ */