refactor using allocator pattern

1 files changed, 20 insertions, 19 deletions

diff --git a/src/as_parser.h b/src/as_parser.h
index 3306909..a3db024 100644
--- a/src/as_parser.h
+++ b/src/as_parser.h
@@ -2,6 +2,7 @@
 #define FVM_AS_PARSER_H_
 
 #include "as_tokenizer.h"
+#include "utils.h"
 
 #include "as_op.h"
 
@@ -9,41 +10,41 @@ struct arg {
     int64_t ival;
     double fval;
 };
-typedef struct arg Arg;
+typedef struct arg * Arg;
 
 struct instr {
-    Op op;
-    Arg* arg;
+    enum op op;
+    Arg arg;
     const char* tagName;
 };
-typedef struct instr Instr;
+typedef struct instr *Instr;
 
 struct label {
     const char* name;
 };
-typedef struct label Label;
+typedef struct label *Label;
 
 struct stmt {
-    Label* label;
-    Instr* instr;
+    Label label;
+    Instr instr;
 };
-typedef struct stmt Stmt;
+typedef struct stmt *Stmt;
 
 struct stmts {
-    Stmt** stmts;
+    Stmt* stmts;
 };
-typedef struct stmts Stmts;
+typedef struct stmts *Stmts;
 
 struct prog {
-    Stmts *stmts;
+    Stmts stmts;
 };
-typedef struct prog Prog;
-
-Prog* parseProg(TokenStream *ts);
-Stmt* parseStmt(TokenStream *ts);
-Stmts* parseStmts(TokenStream *ts);
-Instr* parseInstr(TokenStream *ts);
-Label* parseLabel(TokenStream *ts);
-Op parseOp(TokenStream *ts);
+typedef struct prog *Prog;
+
+Prog parseProg(Allocator alct, TokenStream ts);
+Stmt parseStmt(Allocator alct, TokenStream ts);
+Stmts parseStmts(Allocator alct, TokenStream ts);
+Instr parseInstr(Allocator alct, TokenStream ts);
+Label parseLabel(Allocator alct, TokenStream ts);
+enum op parseOp(Allocator alct, TokenStream ts);
 
 #endif