1 /* Copyright (C) 2000 by Universitaet Karlsruhe
2 ** All rights reserved.
4 ** Authors: Goetz Lindenmaier
6 ** irprog.c: ir representation of a program
13 # include "irprog_t.h"
17 #define GLOBAL_TYPE_NAME "GlobalType"
19 /* A variable from where everything in the ir can be accessed. */
22 /* initializes ir_prog. Calles the constructor for an ir_prog. */
23 void init_irprog(void) {
27 /* Create a new ir prog. Automatically called by init_firm through
29 ir_prog *new_ir_prog (void) {
32 res = (ir_prog *) malloc (sizeof(ir_prog));
35 /* res->obst = (struct obstack *) xmalloc (sizeof (struct obstack)); */
36 res->graphs = NEW_ARR_F (ir_graph *, 1);
37 res->types = NEW_ARR_F (type *, 1);
38 res->glob_type = new_type_class(id_from_str (GLOBAL_TYPE_NAME,
39 strlen(GLOBAL_TYPE_NAME)));
40 add_irp_type((type *)res->glob_type);
49 /** Functions to access the fields of ir_prog **/
52 /* Access the main routine of the compiled program. */
53 ir_graph *get_irp_main_irg() {
58 void set_irp_main_irg(ir_graph *main_irg) {
60 irp->main_irg = main_irg;
63 type_class *get_glob_type(void) {
65 return irp->glob_type;
68 /* Adds irg to the list of ir graphs in irp. */
69 void add_irp_irg(ir_graph *irg) {
71 assert(irp && irp->graphs);
72 ARR_APP1 (ir_graph *, irp->graphs, irg);
75 int get_irp_n_irgs() {
76 assert (irp && irp->graphs);
77 /* Strangely the first element of the array is NULL. Why?? */
78 return (ARR_LEN((irp)->graphs) - 1);
81 ir_graph *get_irp_irg(int pos){
82 assert (irp && irp->graphs);
83 /* Strangely the first element of the array is NULL. Why?? */
84 return irp->graphs[pos+1];
87 void set_irp_irg(int pos, ir_graph *irg) {
89 assert (pos < (ARR_LEN((irp)->graphs) - 1));
90 /* Strangely the first element of the array is NULL. Why?? */
91 irp->graphs[pos+1] = irg;
94 /* Adds type to the list of types in irp. */
95 void add_irp_type(type *typ) {
98 ARR_APP1 (type *, irp->types, typ);
101 int get_irp_n_types (void) {
102 assert (irp && irp->types);
103 /* Strangely the first element of the array is NULL. Why?? */
104 return (ARR_LEN((irp)->types) - 1);
107 type *get_irp_type(int pos) {
108 assert (irp && irp->types);
109 /* Strangely the first element of the array is NULL. Why?? */
110 return irp->types[pos+1];
114 void set_irp_type(int pos, type *typ) {
116 assert (pos < (ARR_LEN((irp)->types) - 1));
117 /* Strangely the first element of the array is NULL. Why?? */
118 irp->types[pos+1] = typ;
123 int get_irp_new_node_nr() {
125 irp->max_node_nr = irp->max_node_nr + 1;
126 return irp->max_node_nr - 1;