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"
29 #define GLOBAL_TYPE_NAME "GlobalType"
30 #define INITAL_PROG_NAME "no_name_set"
32 /* A variable from where everything in the ir can be accessed. */
34 ir_prog *get_irp(void) { return irp; }
37 * Create a new incomplete ir_prog.
39 static ir_prog *new_incomplete_ir_prog (void) {
42 res = xmalloc (sizeof(*res));
43 memset(res, 0, sizeof(*res));
46 res->kind = k_ir_prog;
47 res->graphs = NEW_ARR_F(ir_graph *, 0);
48 res->pseudo_graphs = NEW_ARR_F(ir_graph *, 0);
49 res->types = NEW_ARR_F(ir_type *, 0);
50 res->modes = NEW_ARR_F(ir_mode *, 0);
51 res->opcodes = NEW_ARR_F(ir_op *, 0);
60 /** Completes an incomplete irprog. */
61 static ir_prog *complete_ir_prog(ir_prog *irp) {
63 irp->name = new_id_from_str(INITAL_PROG_NAME);
65 irp->glob_type = new_type_class(new_id_from_str (GLOBAL_TYPE_NAME));
66 /* Remove type from type list. Must be treated differently than
68 remove_irp_type(irp->glob_type);
70 irp->const_code_irg = new_const_code_irg();
72 irp->outs_state = outs_none;
73 irp->ip_outedges = NULL;
74 irp->trouts_state = outs_none;
75 irp->class_cast_state = ir_class_casts_transitive;
80 /* initializes ir_prog. Constructs only the basic lists */
81 void init_irprog_1(void) {
82 new_incomplete_ir_prog();
85 /* Completes ir_prog. */
86 void init_irprog_2(void) {
87 complete_ir_prog(irp);
90 /* Create a new ir prog. Automatically called by init_firm through
92 ir_prog *new_ir_prog (void) {
93 return complete_ir_prog(new_incomplete_ir_prog());
96 /* frees all memory used by irp. Types in type list, irgs in irg
97 list and entities in global type must be freed by hand before. */
98 void free_ir_prog(void) {
100 free_type(irp->glob_type);
102 /* @@@ * free_ir_graph(irp->const_code_irg); * ?? End has no in?? */
103 DEL_ARR_F(irp->graphs);
104 DEL_ARR_F(irp->pseudo_graphs);
105 DEL_ARR_F(irp->types);
106 DEL_ARR_F(irp->modes);
107 DEL_ARR_F(irp->opcodes);
110 irp->const_code_irg = NULL;
114 /*- Functions to access the fields of ir_prog -*/
117 /* Access the main routine of the compiled program. */
118 ir_graph *get_irp_main_irg(void) {
120 return irp->main_irg;
123 void set_irp_main_irg(ir_graph *main_irg) {
125 irp->main_irg = main_irg;
128 ir_type *(get_glob_type)(void) {
129 return _get_glob_type();
132 /* Adds irg to the list of ir graphs in irp. */
133 void add_irp_irg(ir_graph *irg) {
134 assert (irg != NULL);
135 assert(irp && irp->graphs);
136 ARR_APP1 (ir_graph *, irp->graphs, irg);
139 /* Removes irg from the list or irgs, shrinks the list by one. */
140 void remove_irp_irg_from_list(ir_graph *irg){
143 for (i = 0; i < (ARR_LEN (irp->graphs)); i++) {
144 if (irp->graphs[i] == irg) {
146 for(; i < (ARR_LEN (irp->graphs)) - 1; i++) {
147 irp->graphs[i] = irp->graphs[i+1];
149 ARR_SETLEN(ir_graph*, irp->graphs, (ARR_LEN(irp->graphs)) - 1);
154 for (i = 0; i < (ARR_LEN (irp->pseudo_graphs)); i++) {
155 if (irp->pseudo_graphs[i] == irg) {
156 for(; i < (ARR_LEN (irp->pseudo_graphs)) - 1; i++) {
157 irp->pseudo_graphs[i] = irp->pseudo_graphs[i+1];
159 ARR_SETLEN(ir_graph*, irp->pseudo_graphs, (ARR_LEN(irp->pseudo_graphs)) - 1);
166 /* Removes irg from the list or irgs, shrinks the list by one. */
167 void remove_irp_irg(ir_graph *irg){
170 remove_irp_irg_from_list(irg);
173 int (get_irp_n_irgs)(void) {
174 return _get_irp_n_irgs();
177 ir_graph *(get_irp_irg)(int pos){
178 return _get_irp_irg(pos);
181 void set_irp_irg(int pos, ir_graph *irg) {
183 assert (pos < (ARR_LEN(irp->graphs)));
184 irp->graphs[pos] = irg;
187 /* Gets the number of graphs _and_ pseudo graphs. */
188 int get_irp_n_allirgs(void) {
189 /* We can not call get_irp_n_irgs, as we end up in a recursion ... */
190 return ARR_LEN(irp->graphs) + get_irp_n_pseudo_irgs();
193 /* Returns the ir graph at position pos of all graphs (including
194 pseudo graphs). Visits first graphs, then pseudo graphs. */
195 ir_graph *get_irp_allirg(int pos) {
196 int n_irgs = ARR_LEN(irp->graphs);
199 return irp->graphs[pos];
201 return get_irp_pseudo_irg(pos-n_irgs);
205 /* Adds type to the list of types in irp. */
206 void add_irp_type(ir_type *typ) {
207 assert (typ != NULL);
209 ARR_APP1 (ir_type *, irp->types, typ);
212 /* Remove type form the list of types in irp. */
213 void remove_irp_type(ir_type *typ) {
217 for (i = ARR_LEN(irp->types) -1; i >= 0; i--) {
218 if (irp->types[i] == typ) {
219 for(; i < (ARR_LEN(irp->types)) - 1; i++) {
220 irp->types[i] = irp->types[i+1];
222 ARR_SETLEN(ir_type *, irp->types, (ARR_LEN(irp->types)) - 1);
228 int (get_irp_n_types) (void) {
229 return _get_irp_n_types();
232 ir_type *(get_irp_type) (int pos) {
233 return _get_irp_type(pos);
236 void set_irp_type(int pos, ir_type *typ) {
238 assert (pos < (ARR_LEN((irp)->types)));
239 irp->types[pos] = typ;
242 /* Returns the number of all modes in the irp. */
243 int (get_irp_n_modes)(void) {
244 return _get_irp_n_modes();
247 /* Returns the mode at position pos in the irp. */
248 ir_mode *(get_irp_mode)(int pos) {
249 return _get_irp_mode(pos);
252 /* Adds mode to the list of modes in irp. */
253 void add_irp_mode(ir_mode *mode) {
254 assert(mode != NULL);
256 ARR_APP1(ir_mode *, irp->modes, mode);
259 /* Adds opcode to the list of opcodes in irp. */
260 void add_irp_opcode(ir_op *opcode) {
261 assert(opcode != NULL);
263 ARR_APP1(ir_op *, irp->opcodes, opcode);
266 /* Removes opcode from the list of opcodes and shrinks the list by one. */
267 void remove_irp_opcode(ir_op *opcode) {
271 for (i = ARR_LEN(irp->opcodes) -1; i >= 0; i--) {
272 if (irp->opcodes[i] == opcode) {
273 for(; i < (ARR_LEN(irp->opcodes)) - 1; i++) {
274 irp->opcodes[i] = irp->opcodes[i+1];
276 ARR_SETLEN(ir_op *, irp->opcodes, (ARR_LEN(irp->opcodes)) - 1);
282 /* Returns the number of all opcodes in the irp. */
283 int (get_irp_n_opcodes)(void) {
284 return _get_irp_n_opcodes();
287 /* Returns the opcode at position pos in the irp. */
288 ir_op *(get_irp_opcode)(int pos) {
289 return _get_irp_opcode(pos);
292 /* Sets the generic function pointer of all opcodes to NULL */
293 void clear_irp_opcodes_generic_func(void) {
296 for (i = get_irp_n_opcodes() - 1; i >= 0; --i) {
297 ir_op *op = get_irp_opcode(i);
298 op->ops.generic = (op_func)NULL;
302 /*- File name / executable name or the like -*/
303 void set_irp_prog_name(ident *name) {
306 int irp_prog_name_is_set(void) {
307 return irp->name != new_id_from_str(INITAL_PROG_NAME);
309 ident *get_irp_prog_ident(void) {
312 const char *get_irp_prog_name(void) {
313 return get_id_str(irp->name);
317 ir_graph *(get_const_code_irg)(void) {
318 return _get_const_code_irg();
321 irg_phase_state get_irp_phase_state(void) {
322 return irp->phase_state;
324 void set_irp_phase_state(irg_phase_state s) {
325 irp->phase_state = s;
328 irg_outs_state get_irp_ip_outs_state(void) {
329 return irp->outs_state;
332 void set_irp_ip_outs_inconsistent(void) {
333 irp->outs_state = outs_inconsistent;
336 void set_irp_ip_outedges(ir_node ** ip_outedges)
338 irp->ip_outedges = ip_outedges;
341 ir_node** get_irp_ip_outedges(void)
343 return irp->ip_outedges;
347 irg_callee_info_state get_irp_callee_info_state(void) {
348 return irp->callee_info_state;
351 void set_irp_callee_info_state(irg_callee_info_state s) {
352 irp->callee_info_state = s;