finish fvm-as

1 files changed, 9 insertions, 0 deletions

diff --git a/src/as_analyzer.c b/src/as_analyzer.c
index f48353f..5a75794 100644
--- a/src/as_analyzer.c
+++ b/src/as_analyzer.c
@@ -53,6 +53,15 @@ void sym_table_add(struct allocator * alct, struct sym_table* tbl, const char* n
     tbl->size += 1;
 }
 
+int sym_table_lookup(sym_table* tbl, const char* name) {
+    for (int i = 0; i < tbl->size; i++) {
+        if (strcmp(name, tbl->buf[i].name) == 0) {
+            return tbl->buf[i].offset;
+        }
+    }
+    return -1;
+}
+
 struct sym_table analyze_prog(struct allocator * alct, struct prog * prog) {
     process_section_label(alct, prog);
     struct stmt * * stmts = prog->stmts->stmts;