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move memory_data out from MemoryInstance, add call stack (#408)

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Xu Jun 2020-09-28 18:38:15 +08:00 committed by GitHub
parent 0bf7f7310b
commit c13746c22c
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 91 additions and 37 deletions
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5
core/iwasm/interpreter/wasm_interp.h
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@ -74,6 +74,11 @@ wasm_interp_call_wasm(struct WASMModuleInstance *module_inst,
struct WASMFunctionInstance *function,
uint32 argc, uint32 argv[]);
#if WASM_ENABLE_CUSTOM_NAME_SECTION != 0
void
wasm_interp_dump_call_stack(struct WASMExecEnv *exec_env);
#endif
#ifdef __cplusplus
}
#endif

3
core/iwasm/interpreter/wasm_interp_classic.c
View File

@ -3379,6 +3379,9 @@ wasm_interp_call_wasm(WASMModuleInstance *module_inst,
}
}
else {
#if WASM_ENABLE_CUSTOM_NAME_SECTION != 0
wasm_interp_dump_call_stack(exec_env);
#endif
LOG_DEBUG("meet an exception %s", wasm_get_exception(module_inst));
}

5
core/iwasm/interpreter/wasm_interp_fast.c
View File

@ -3382,6 +3382,11 @@ wasm_interp_call_wasm(WASMModuleInstance *module_inst,
for (i = 0; i < function->ret_cell_num; i++)
argv[i] = *(frame->lp + i);
}
else {
#if WASM_ENABLE_CUSTOM_NAME_SECTION != 0
wasm_interp_dump_call_stack(exec_env);
#endif
}
wasm_exec_env_set_cur_frame(exec_env, prev_frame);
FREE_FRAME(exec_env, frame);

111
core/iwasm/interpreter/wasm_runtime.c
View File

@ -85,7 +85,7 @@ memories_deinstantiate(WASMModuleInstance *module_inst,
{
uint32 i;
if (memories) {
for (i = 0; i < count; i++)
for (i = 0; i < count; i++) {
if (memories[i]) {
#if WASM_ENABLE_MULTI_MODULE != 0
if (memories[i]->owner != module_inst)
@ -109,8 +109,10 @@ memories_deinstantiate(WASMModuleInstance *module_inst,
mem_allocator_destroy(memories[i]->heap_handle);
memories[i]->heap_handle = NULL;
}
wasm_runtime_free(memories[i]->memory_data);
wasm_runtime_free(memories[i]);
}
}
wasm_runtime_free(memories);
}
(void)module_inst;
@ -125,7 +127,7 @@ memory_instantiate(WASMModuleInstance *module_inst,
{
WASMModule *module = module_inst->module;
WASMMemoryInstance *memory;
uint64 total_size, memory_data_size;
uint64 memory_data_size;
uint32 heap_offset = num_bytes_per_page * init_page_count;
uint32 inc_page_count, aux_heap_base, global_idx;
uint32 bytes_of_last_page, bytes_to_page_end;
@ -239,15 +241,17 @@ memory_instantiate(WASMModuleInstance *module_inst,
}
#endif
total_size = offsetof(WASMMemoryInstance, memory_data)
+ memory_data_size;
/* Allocate memory space, addr data and global data */
if (!(memory = runtime_malloc(total_size,
if (!(memory = runtime_malloc((uint64)sizeof(WASMMemoryInstance),
error_buf, error_buf_size))) {
return NULL;
}
if (!(memory->memory_data =
runtime_malloc(memory_data_size, error_buf, error_buf_size))) {
goto fail1;
}
memory->module_type = Wasm_Module_Bytecode;
memory->num_bytes_per_page = num_bytes_per_page;
memory->cur_page_count = init_page_count;
@ -257,21 +261,18 @@ memory_instantiate(WASMModuleInstance *module_inst,
memory->heap_data_end = memory->heap_data + heap_size;
memory->memory_data_end = memory->memory_data + (uint32)memory_data_size;
bh_assert((uint32)(memory->memory_data_end - (uint8*)memory)
== (uint32)total_size);
/* Initialize heap */
if (heap_size > 0
&& !(memory->heap_handle =
mem_allocator_create(memory->heap_data, heap_size))) {
set_error_buf(error_buf, error_buf_size, "init app heap failed");
goto fail1;
goto fail2;
}
#if WASM_ENABLE_SHARED_MEMORY != 0
if (0 != os_mutex_init(&memory->mem_lock)) {
set_error_buf(error_buf, error_buf_size, "init mutex failed");
goto fail2;
goto fail3;
}
if (is_shared_memory) {
memory->is_shared = true;
@ -280,18 +281,20 @@ memory_instantiate(WASMModuleInstance *module_inst,
(WASMMemoryInstanceCommon *)memory)) {
set_error_buf(error_buf, error_buf_size,
"allocate memory failed");
goto fail3;
goto fail4;
}
}
#endif
return memory;
#if WASM_ENABLE_SHARED_MEMORY != 0
fail3:
fail4:
os_mutex_destroy(&memory->mem_lock);
fail2:
fail3:
if (heap_size > 0)
mem_allocator_destroy(memory->heap_handle);
#endif
fail2:
wasm_runtime_free(memory->memory_data);
fail1:
wasm_runtime_free(memory);
return NULL;
@ -1760,12 +1763,12 @@ wasm_get_native_addr_range(WASMModuleInstance *module_inst,
bool
wasm_enlarge_memory(WASMModuleInstance *module, uint32 inc_page_count)
{
WASMMemoryInstance *memory = module->default_memory, *new_memory;
WASMMemoryInstance *memory = module->default_memory;
uint8 *new_memory_data, *memory_data = memory->memory_data;
uint32 heap_size = memory->heap_data_end - memory->heap_data;
uint32 total_size_old = memory->memory_data_end - (uint8 *)memory;
uint32 total_size_old = memory->memory_data_end - memory_data;
uint32 total_page_count = inc_page_count + memory->cur_page_count;
uint64 total_size = offsetof(WASMMemoryInstance, memory_data)
+ memory->num_bytes_per_page * (uint64)total_page_count;
uint64 total_size = memory->num_bytes_per_page * (uint64)total_page_count;
void *heap_handle_old = memory->heap_handle;
uint8 *heap_data_old = memory->heap_data;
@ -1796,40 +1799,39 @@ wasm_enlarge_memory(WASMModuleInstance *module, uint32 inc_page_count)
we cannot access its lock again. */
mem_allocator_destroy_lock(memory->heap_handle);
}
if (!(new_memory = wasm_runtime_realloc(memory, (uint32)total_size))) {
if (!(new_memory = wasm_runtime_malloc((uint32)total_size))) {
if (!(new_memory_data = wasm_runtime_realloc(memory_data, (uint32)total_size))) {
if (!(new_memory_data = wasm_runtime_malloc((uint32)total_size))) {
if (heap_size > 0) {
/* Restore heap's lock if memory re-alloc failed */
mem_allocator_reinit_lock(memory->heap_handle);
}
return false;
}
bh_memcpy_s((uint8 *)new_memory, (uint32)total_size,
(uint8 *)memory, total_size_old);
wasm_runtime_free(memory);
bh_memcpy_s(new_memory_data, (uint32)total_size,
memory_data, total_size_old);
wasm_runtime_free(memory_data);
}
memset((uint8 *)new_memory + total_size_old,
memset(new_memory_data + total_size_old,
0, (uint32)total_size - total_size_old);
if (heap_size > 0) {
new_memory->heap_handle = (uint8 *)heap_handle_old +
((uint8 *)new_memory - (uint8 *)memory);
if (mem_allocator_migrate(new_memory->heap_handle,
memory->heap_handle = (uint8 *)heap_handle_old +
(new_memory_data - memory_data);
if (mem_allocator_migrate(memory->heap_handle,
heap_handle_old) != 0) {
return false;
}
}
new_memory->cur_page_count = total_page_count;
new_memory->heap_data = heap_data_old +
((uint8 *)new_memory - (uint8 *)memory);
new_memory->heap_data_end = new_memory->heap_data + heap_size;
new_memory->memory_data_end = new_memory->memory_data
+ new_memory->num_bytes_per_page
* total_page_count;
memory->memory_data = new_memory_data;
memory->cur_page_count = total_page_count;
memory->heap_data = heap_data_old + (new_memory_data - memory_data);
memory->heap_data_end = memory->heap_data + heap_size;
memory->memory_data_end = memory->memory_data
+ memory->num_bytes_per_page
* total_page_count;
module->memories[0] = module->default_memory = new_memory;
return true;
}
@ -2039,7 +2041,7 @@ wasm_get_module_inst_mem_consumption(const WASMModuleInstance *module_inst,
* module_inst->memory_count;
for (i = 0; i < module_inst->memory_count; i++) {
WASMMemoryInstance *memory = module_inst->memories[i];
size = offsetof(WASMMemoryInstance, memory_data)
size = sizeof(WASMMemoryInstance)
+ memory->num_bytes_per_page * memory->cur_page_count;
mem_conspn->memories_size += size;
mem_conspn->app_heap_size += memory->heap_data_end
@ -2079,3 +2081,40 @@ wasm_get_module_inst_mem_consumption(const WASMModuleInstance *module_inst,
}
#endif /* end of (WASM_ENABLE_MEMORY_PROFILING != 0)
|| (WASM_ENABLE_MEMORY_TRACING != 0) */
#if WASM_ENABLE_CUSTOM_NAME_SECTION != 0
void
wasm_interp_dump_call_stack(struct WASMExecEnv *exec_env)
{
WASMModuleInstance *module_inst =
(WASMModuleInstance *)wasm_exec_env_get_module_inst(exec_env);
WASMInterpFrame *cur_frame =
wasm_exec_env_get_cur_frame(exec_env);
WASMFunctionInstance *func_inst;
const char *func_name = NULL;
uint32 n;
os_printf("\n");
for (n = 0; cur_frame && cur_frame->function; n++) {
func_inst = cur_frame->function;
if (func_inst->is_import_func) {
func_name = func_inst->u.func_import->field_name;
}
else {
func_name = func_inst->u.func->field_name;
}
/* function name not exported, print number instead */
if (func_name == NULL) {
os_printf("#%02d $f%d \n", n, func_inst - module_inst->functions);
}
else {
os_printf("#%02d %s \n", n, func_name);
}
cur_frame = cur_frame->prev_frame;
}
os_printf("\n");
}
#endif /* end of WASM_ENABLE_CUSTOM_NAME_SECTION */

2
core/iwasm/interpreter/wasm_runtime.h
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@ -56,7 +56,7 @@ struct WASMMemoryInstance {
/* Memory data begin address, the layout is: memory data + heap data
Note: when memory is re-allocated, the heap data and memory data
must be copied to new memory also. */
uint8 memory_data[1];
uint8 *memory_data;
};
struct WASMTableInstance {

2
doc/build_wamr.md
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@ -48,6 +48,8 @@ cmake -DWAMR_BUILD_PLATFORM=linux -DWAMR_BUILD_TARGET=ARM
- **WAMR_BUILD_CUSTOM_NAME_SECTION**=1/0, load the function name from custom name section, default to disable if not set
> Note: if it is enabled, the call stack will be dumped when exception occurs.
#### **Enable Multi-Module feature**
- **WAMR_BUILD_MULTI_MODULE**=1/0, default to disable if not set