1 /* Copyright (C) 2000 by Universitaet Karlsruhe
2 ** All rights reserved.
4 ** Authors: Goetz Lindenmaier
6 ** irprog.c: ir representation of a program
13 #define GLOBAL_TYPE_NAME "GlobalType"
15 /* initializes ir_prog. Calles the constructor for an ir_prog. */
16 void init_irprog(void) {
20 /* Create a new ir prog. Automatically called by init_firm through
22 ir_prog *new_ir_prog (void) {
25 res = (ir_prog *) malloc (sizeof(ir_prog));
28 /* res->obst = (struct obstack *) xmalloc (sizeof (struct obstack)); */
29 res->graphs = NEW_ARR_F (ir_graph *, 1);
30 res->types = NEW_ARR_F (type *, 1);
31 res->glob_type = new_type_class(id_from_str (GLOBAL_TYPE_NAME,
32 strlen(GLOBAL_TYPE_NAME)));
33 add_irp_type((type *)res->glob_type);
38 /** Functions to access the fields of ir_prog **/
41 /* Access the main routine of the compiled program. */
42 ir_graph *get_irp_main_irg() {
47 void set_irp_main_irg(ir_graph *main_irg) {
49 irp->main_irg = main_irg;
52 type_class *get_glob_type(void) {
54 return irp->glob_type;
57 /* Adds irg to the list of ir graphs in irp. */
58 void add_irp_irg(ir_graph *irg) {
60 assert(irp && irp->graphs);
61 ARR_APP1 (ir_graph *, irp->graphs, irg);
64 int get_irp_n_irgs() {
65 assert (irp && irp->graphs);
66 /* Strangely the first element of the array is NULL. Why?? */
67 return (ARR_LEN((irp)->graphs) - 1);
70 ir_graph *get_irp_irg(int pos){
71 assert (irp && irp->graphs);
72 /* Strangely the first element of the array is NULL. Why?? */
73 return irp->graphs[pos+1];
76 void set_irp_irg(int pos, ir_graph *irg) {
78 assert (pos < (ARR_LEN((irp)->graphs) - 1));
79 /* Strangely the first element of the array is NULL. Why?? */
80 irp->graphs[pos+1] = irg;
83 /* Adds type to the list of types in irp. */
84 void add_irp_type(type *typ) {
87 ARR_APP1 (type *, irp->types, typ);
90 int get_irp_n_types (void) {
91 assert (irp && irp->types);
92 /* Strangely the first element of the array is NULL. Why?? */
93 return (ARR_LEN((irp)->types) - 1);
96 type *get_irp_type(int pos) {
97 assert (irp && irp->types);
98 /* Strangely the first element of the array is NULL. Why?? */
99 return irp->types[pos+1];
103 void set_irp_type(int pos, type *typ) {
105 assert (pos < (ARR_LEN((irp)->types) - 1));
106 /* Strangely the first element of the array is NULL. Why?? */
107 irp->types[pos+1] = typ;
111 int get_irp_new_node_nr() {
113 irp->max_node_nr = irp->max_node_nr + 1;
114 return irp->max_node_nr - 1;