implemented ast creation

c/include/comment.h

@@ -0,0 +1,11 @@
+#ifndef COMMENT_H
+#define COMMENT_H
+
+
+struct comment {
+    char *text;
+};
+
+struct comment * comment_create(char *text);
+
+#endif

c/include/expr.h

@@ -0,0 +1,28 @@
+#ifndef EXPR_H
+#define EXPR_H
+
+#include "oper.h"
+#include "ttk_register.h"
+#include "value.h"
+#include "label.h"
+#include "comment.h"
+
+typedef enum {
+    INSTRUCTION,
+    LABEL_DEF,
+    COMMENT
+} expr_t;
+
+struct expr {
+    expr_t kind;
+    struct label *label;
+    struct oper *oper;
+    struct ttk_register *first_arg;
+    struct value *second_arg;
+    struct comment *comment;
+    struct expr *next;
+};
+
+struct expr * expr_create(expr_t kind, struct label *l, struct oper *o, struct ttk_register *f_arg, struct value *s_arg, struct comment *c, struct expr *n);
+
+#endif

c/include/label.h

@@ -0,0 +1,19 @@
+#ifndef LABEL_H
+#define LABEL_H
+
+#include "expr.h"
+
+typedef enum {
+    LABEL_CONST,
+    LABEL_TAG
+} label_t;
+
+struct label {
+    label_t kind;
+    const char *name;
+    int value;
+};
+
+struct label * label_create(label_t kind, char *name, int value);
+
+#endif

c/include/oper.h

@@ -0,0 +1,22 @@
+#ifndef OPER_H
+#define OPER_H
+
+#include "ttk_register.h"
+
+typedef enum {
+    OPER_DATA,
+    OPER_AR,
+    OPER_LOGIC,
+    OPER_BRANCH,
+    OPER_STACK,
+    OPER_SYS
+} oper_t;
+
+struct oper {
+    oper_t kind;
+    char* oper_name;
+};
+
+struct oper * oper_create(oper_t kind, char* oper_name);
+
+#endif

c/include/token.h

@@ -79,7 +79,25 @@ extern int yydebug;
 
 /* Value type.  */
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-typedef int YYSTYPE;
+union YYSTYPE
+{
+#line 39 "src/parser.bison"
+
+    struct expr *expr;
+    struct oper *oper;
+    struct ttk_register *ttk_register;
+    struct value *value;
+    struct pure_value *pure_value;
+    struct label *label;
+    struct comment *comment;
+    char* name;
+    int num;
+    char character;
+
+#line 98 "include/token.h"
+
+};
+typedef union YYSTYPE YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define YYSTYPE_IS_DECLARED 1
 #endif
@@ -88,7 +106,7 @@ typedef int YYSTYPE;
 extern YYSTYPE yylval;
 
 
-int yyparse (void);
+int yyparse (struct expr *parse_result);
 
 
 #endif /* !YY_YY_INCLUDE_TOKEN_H_INCLUDED  */

c/include/ttk_register.h

@@ -0,0 +1,12 @@
+#ifndef REGISTER_H
+#define REGISTER_H
+
+struct ttk_register {
+    int id;
+    int value;
+};
+
+struct ttk_register * ttk_register_create(char* id, int value);
+int parse_register_num(char *name);
+
+#endif

c/include/value.h

@@ -0,0 +1,42 @@
+#ifndef VALUE_H
+#define VALUE_H
+
+#include "ttk_register.h"
+#include "label.h"
+
+typedef enum {
+    REGISTER,
+    NUMBER,
+    LABEL
+} value_t;
+
+typedef enum {
+    NONE,
+    INDEXED
+} index_t;
+
+typedef enum {
+    DIRECT,
+    IMMEDIATE,
+    INDIRECT
+} addr_mode_t;
+
+struct value {
+    addr_mode_t addr_mode;
+    index_t indexing_mode;
+    struct pure_value *value;
+    struct ttk_register *index_register;
+};
+
+struct pure_value {
+    value_t kind;
+    struct ttk_register *ttk_register;
+    int number;
+    struct label *label;
+};
+
+struct value * value_create(addr_mode_t addr_m, index_t i_m, struct pure_value *value, struct ttk_register *i_reg);
+struct pure_value * pure_value_create(value_t kind, struct ttk_register *ttk_reg, int num, struct label *l);
+addr_mode_t parse_addr_mode(char addr_mode);
+
+#endif