Implement memory access bound check with hardware trap for 64-bit platforms (#293)

Also implement native stack overflow check with hardware trap for 64-bit platforms
Refine classic interpreter and fast interpreter to improve performance
Update document

core/shared/platform/alios/alios_platform.c

@@ -42,19 +42,21 @@ os_free(void *ptr)
 }
 
 void *
-os_mmap(void *hint, unsigned int size, int prot, int flags)
+os_mmap(void *hint, size_t size, int prot, int flags)
 {
-    return BH_MALLOC(size);
+    if ((uint64)size >= UINT32_MAX)
+        return NULL;
+    return BH_MALLOC((uint32)size);
 }
 
 void
-os_munmap(void *addr, uint32 size)
+os_munmap(void *addr, size_t size)
 {
     return BH_FREE(addr);
 }
 
 int
-os_mprotect(void *addr, uint32 size, int prot)
+os_mprotect(void *addr, size_t size, int prot)
 {
     return 0;
 }