stage0 更改名称spl_ir -> spl_mcode spl_cli提供debug模式 提供临时语言规范

stage0/spl_syscall.c

@@ -10,7 +10,7 @@
 #include "spl_syscall.h"
 #include "include/core_map.h"
 #include "include/core_vec.h"
-#include "spl_ir.h"
+#include "spl_mcode.h"
 #include "spl_vm.h"
 
 #include <stdio.h>
@@ -128,7 +128,7 @@ static spl_val_t vm_read_file(int nargs, spl_val_t *args) {
     const char *path = (const char *)(uintptr_t)args[0];
     if (path == nullptr) {
         fprintf(stderr, "filepath can't be null");
-        return 1;
+        return 0;
     }
     FILE *f = fopen(path, "rb");
     if (!f) {