3 * File name: ir/ir/irprog.c
4 * Purpose: Entry point to the representation of a whole program.
5 * Author: Goetz Lindenmaier
9 * Copyright: (c) 2000-2003 Universität Karlsruhe
10 * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
21 # include "irprog_t.h"
22 # include "irgraph_t.h"
23 # include "pseudo_irg.h"
26 # include "typegmod.h"
28 #define GLOBAL_TYPE_NAME "GlobalType"
29 #define INITAL_PROG_NAME "no_name_set"
31 /* A variable from where everything in the ir can be accessed. */
33 ir_prog *get_irp(void) { return irp; }
36 * Create a new incomplete ir_prog.
38 static ir_prog *new_incomplete_ir_prog (void) {
41 res = xmalloc (sizeof(*res));
42 memset(res, 0, sizeof(*res));
45 res->kind = k_ir_prog;
46 res->graphs = NEW_ARR_F(ir_graph *, 0);
47 res->pseudo_graphs = NEW_ARR_F(ir_graph *, 0);
48 res->types = NEW_ARR_F(ir_type *, 0);
49 res->modes = NEW_ARR_F(ir_mode *, 0);
58 /** Completes an incomplete irprog. */
59 static ir_prog *complete_ir_prog(ir_prog *irp) {
61 irp->name = new_id_from_str(INITAL_PROG_NAME);
63 irp->glob_type = new_type_class(new_id_from_str (GLOBAL_TYPE_NAME));
64 /* Remove type from type list. Must be treated differently than
66 remove_irp_type(irp->glob_type);
68 irp->const_code_irg = new_const_code_irg();
70 irp->outs_state = outs_none;
71 irp->ip_outedges = NULL;
72 irp->trouts_state = outs_none;
73 irp->class_cast_state = ir_class_casts_transitive;
78 /* initializes ir_prog. Constructs only the basic lists */
79 void init_irprog_1(void) {
80 new_incomplete_ir_prog();
83 /* Completes ir_prog. */
84 void init_irprog_2(void) {
85 complete_ir_prog(irp);
88 /* Create a new ir prog. Automatically called by init_firm through
90 ir_prog *new_ir_prog (void) {
91 return complete_ir_prog(new_incomplete_ir_prog());
94 /* frees all memory used by irp. Types in type list, irgs in irg
95 list and entities in global type must be freed by hand before. */
96 void free_ir_prog(void) {
98 free_type(irp->glob_type);
100 /* @@@ * free_ir_graph(irp->const_code_irg); * ?? End has no in?? */
101 DEL_ARR_F(irp->graphs);
102 DEL_ARR_F(irp->pseudo_graphs);
103 DEL_ARR_F(irp->types);
104 DEL_ARR_F(irp->modes);
107 irp->const_code_irg = NULL;
111 /*- Functions to access the fields of ir_prog -*/
114 /* Access the main routine of the compiled program. */
115 ir_graph *get_irp_main_irg(void) {
117 return irp->main_irg;
120 void set_irp_main_irg(ir_graph *main_irg) {
122 irp->main_irg = main_irg;
125 ir_type *(get_glob_type)(void) {
126 return _get_glob_type();
129 /* Adds irg to the list of ir graphs in irp. */
130 void add_irp_irg(ir_graph *irg) {
131 assert (irg != NULL);
132 assert(irp && irp->graphs);
133 ARR_APP1 (ir_graph *, irp->graphs, irg);
136 /* Removes irg from the list or irgs, shrinks the list by one. */
137 void remove_irp_irg_from_list(ir_graph *irg){
140 for (i = 0; i < (ARR_LEN (irp->graphs)); i++) {
141 if (irp->graphs[i] == irg) {
143 for(; i < (ARR_LEN (irp->graphs)) - 1; i++) {
144 irp->graphs[i] = irp->graphs[i+1];
146 ARR_SETLEN(ir_graph*, irp->graphs, (ARR_LEN(irp->graphs)) - 1);
151 for (i = 0; i < (ARR_LEN (irp->pseudo_graphs)); i++) {
152 if (irp->pseudo_graphs[i] == irg) {
153 for(; i < (ARR_LEN (irp->pseudo_graphs)) - 1; i++) {
154 irp->pseudo_graphs[i] = irp->pseudo_graphs[i+1];
156 ARR_SETLEN(ir_graph*, irp->pseudo_graphs, (ARR_LEN(irp->pseudo_graphs)) - 1);
163 /* Removes irg from the list or irgs, shrinks the list by one. */
164 void remove_irp_irg(ir_graph *irg){
167 remove_irp_irg_from_list(irg);
170 int (get_irp_n_irgs)(void) {
171 return _get_irp_n_irgs();
174 ir_graph *(get_irp_irg)(int pos){
175 return _get_irp_irg(pos);
178 void set_irp_irg(int pos, ir_graph *irg) {
180 assert (pos < (ARR_LEN(irp->graphs)));
181 irp->graphs[pos] = irg;
184 /* Gets the number of graphs _and_ pseudo graphs. */
185 int get_irp_n_allirgs(void) {
186 /* We can not call get_irp_n_irgs, as we end up in a recursion ... */
187 return ARR_LEN(irp->graphs) + get_irp_n_pseudo_irgs();
190 /* Returns the ir graph at position pos of all graphs (including
191 pseudo graphs). Visits first graphs, then pseudo graphs. */
192 ir_graph *get_irp_allirg(int pos) {
193 int n_irgs = ARR_LEN(irp->graphs);
196 return irp->graphs[pos];
198 return get_irp_pseudo_irg(pos-n_irgs);
202 /* Adds type to the list of types in irp. */
203 void add_irp_type(ir_type *typ) {
204 assert (typ != NULL);
206 ARR_APP1 (ir_type *, irp->types, typ);
209 /* Remove type form the list of types in irp. */
210 void remove_irp_type(ir_type *typ) {
214 for (i = ARR_LEN(irp->types) -1; i >= 0; i--) {
215 if (irp->types[i] == typ) {
216 for(; i < (ARR_LEN(irp->types)) - 1; i++) {
217 irp->types[i] = irp->types[i+1];
219 ARR_SETLEN(ir_type *, irp->types, (ARR_LEN(irp->types)) - 1);
225 int (get_irp_n_types) (void) {
226 return _get_irp_n_types();
229 ir_type *(get_irp_type) (int pos) {
230 return _get_irp_type(pos);
233 void set_irp_type(int pos, ir_type *typ) {
235 assert (pos < (ARR_LEN((irp)->types)));
236 irp->types[pos] = typ;
239 /* Returns the number of all modes in the irp. */
240 int (get_irp_n_modes)(void) {
241 return _get_irp_n_modes();
244 /* Returns the mode at position pos in the irp. */
245 ir_mode *(get_irp_mode)(int pos) {
246 return _get_irp_mode(pos);
249 /* Adds mode to the list of modes in irp. */
250 void add_irp_mode(ir_mode *mode) {
251 assert(mode != NULL);
253 ARR_APP1(ir_mode *, irp->modes, mode);
257 int get_irp_new_node_nr() {
259 irp->max_node_nr = irp->max_node_nr + 1;
260 return irp->max_node_nr - 1;
264 /*- File name / executable name or the like -*/
265 void set_irp_prog_name(ident *name) {
268 int irp_prog_name_is_set(void) {
269 return irp->name != new_id_from_str(INITAL_PROG_NAME);
271 ident *get_irp_prog_ident(void) {
274 const char *get_irp_prog_name(void) {
275 return get_id_str(irp->name);
279 ir_graph *(get_const_code_irg)(void) {
280 return _get_const_code_irg();
283 irg_phase_state get_irp_phase_state(void) {
284 return irp->phase_state;
286 void set_irp_phase_state(irg_phase_state s) {
287 irp->phase_state = s;
290 irg_outs_state get_irp_ip_outs_state(void) {
291 return irp->outs_state;
294 void set_irp_ip_outs_inconsistent(void) {
295 irp->outs_state = outs_inconsistent;
298 void set_irp_ip_outedges(ir_node ** ip_outedges)
300 irp->ip_outedges = ip_outedges;
303 ir_node** get_irp_ip_outedges(void)
305 return irp->ip_outedges;
309 irg_callee_info_state get_irp_callee_info_state(void) {
310 return irp->callee_info_state;
313 void set_irp_callee_info_state(irg_callee_info_state s) {
314 irp->callee_info_state = s;