* Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
*/
+#include <stdio.h>
+#include <string.h>
-# include <stdio.h>
-# include <string.h>
-
-# include "irvrfy.h"
-# include "irdump.h"
-# include "firm.h"
+#include <libfirm/firm.h>
/**
* This file constructs the ir for the following pseudo-program:
int
main(void)
{
- type *prim_t_int;
+ ir_type *prim_t_int;
ir_graph *irg;
- type *owner;
- type *proc_main;
- entity *ent;
+ ir_type *owner;
+ ir_type *proc_main;
+ ir_entity *ent;
ir_node *h1, *b1, *h2, *b2, *x, *r, *t1, *f1, *t2, *f2;
printf("\nCreating an IR graph: NESTED_PHI...\n");
- init_firm (NULL);
- // set_opt_normalize (0);
+ init_firm(NULL);
set_optimize(1);
set_opt_constant_folding(1);
set_opt_cse(1);
- set_opt_dead_node_elimination (1);
- prim_t_int = new_type_primitive(id_from_str ("int", 3), mode_Is);
+ prim_t_int = new_type_primitive(new_id_from_str("int"), mode_Is);
#define METHODNAME "main_tp"
#define NRARGS 1
#define NRES 1
- proc_main = new_type_method(id_from_str(METHODNAME, strlen(METHODNAME)),
- NRARGS, NRES);
+ proc_main = new_type_method(new_id_from_str(METHODNAME), NRARGS, NRES);
set_method_param_type(proc_main, 0, prim_t_int);
set_method_res_type(proc_main, 0, prim_t_int);
- owner = new_type_class (new_id_from_str ("NESTED_PHI"));
- ent = new_entity (owner, new_id_from_str ("main"), proc_main);
+ owner = new_type_class(new_id_from_str("NESTED_PHI"));
+ ent = new_entity(owner, new_id_from_str("main"), proc_main);
/* Generates start and end blocks and nodes and a first, initial block */
- irg = new_ir_graph (ent, 4);
+ irg = new_ir_graph(ent, 4);
/* Generate two values */
- set_value (a_pos, new_Proj(get_irg_args(irg), mode_Is, 0));
- set_value (b_pos, new_Proj(get_irg_args(irg), mode_Is, 0));
- set_value (c_pos, new_Const (mode_Is, new_tarval_from_long (1, mode_Is)));
- set_value (d_pos, new_Const (mode_Is, new_tarval_from_long (2, mode_Is)));
+ set_value(a_pos, new_Proj(get_irg_args(irg), mode_Is, 0));
+ set_value(b_pos, new_Proj(get_irg_args(irg), mode_Is, 0));
+ set_value(c_pos, new_Const(mode_Is, new_tarval_from_long(1, mode_Is)));
+ set_value(d_pos, new_Const(mode_Is, new_tarval_from_long(2, mode_Is)));
/* a block for the outer loop header and the conditional branch */
h1 = get_irg_current_block(irg);
- x = new_Cond (new_Proj(new_Cmp(get_value(a_pos, mode_Is), get_value(c_pos, mode_Is)),
- mode_b, Le));
- f1 = new_Proj (x, mode_X, 0);
- t1 = new_Proj (x, mode_X, 1);
+ x = new_Cond(new_Proj(new_Cmp(get_value(a_pos, mode_Is), get_value(c_pos, mode_Is)),
+ mode_b, pn_Cmp_Le));
+ f1 = new_Proj(x, mode_X, pn_Cond_false);
+ t1 = new_Proj(x, mode_X, pn_Cond_true);
/* generate the block for the loop body */
- b1 = new_immBlock ();
- add_in_edge (b1, t1);
+ b1 = new_immBlock();
+ add_immBlock_pred(b1, t1);
/* The loop body is the head of the inner loop */
h2 = b1;
- x = new_Cond (new_Proj(new_Cmp(get_value(a_pos, mode_Is), get_value(d_pos, mode_Is)),
- mode_b, Le));
- f2 = new_Proj (x, mode_X, 0);
- t2 = new_Proj (x, mode_X, 1);
- add_in_edge(h1, f2);
- mature_block(h1);
+ x = new_Cond(new_Proj(new_Cmp(get_value(a_pos, mode_Is), get_value(d_pos, mode_Is)),
+ mode_b, pn_Cmp_Le));
+ f2 = new_Proj(x, mode_X, pn_Cond_false);
+ t2 = new_Proj(x, mode_X, pn_Cond_true);
+ add_immBlock_pred(h1, f2);
+ mature_immBlock(h1);
/* The inner loop body */
- b2 = new_immBlock ();
- add_in_edge (b2, t2);
- mature_block(b2);
+ b2 = new_immBlock();
+ add_immBlock_pred(b2, t2);
+ mature_immBlock(b2);
x = new_Jmp();
- add_in_edge (h2, x);
- mature_block(h2);
+ add_immBlock_pred(h2, x);
+ mature_immBlock(h2);
/* generate the return block */
- r = new_immBlock ();
- add_in_edge (r, f1);
- mature_block (r);
+ r = new_immBlock();
+ add_immBlock_pred(r, f1);
+ mature_immBlock(r);
{
ir_node *in[1];
- in[0] = new_Sub (get_value (a_pos, mode_Is), get_value (b_pos, mode_Is), mode_Is);
+ in[0] = new_Sub(get_value(a_pos, mode_Is), get_value(b_pos, mode_Is), mode_Is);
- x = new_Return (get_store (), 1, in);
+ x = new_Return(get_store(), 1, in);
}
/* finalize the end block generated in new_ir_graph() */
- add_in_edge (get_irg_end_block(irg), x);
- mature_block (get_irg_end_block(irg));
+ add_immBlock_pred(get_irg_end_block(irg), x);
+ mature_immBlock(get_irg_end_block(irg));
- irg_finalize_cons (irg);
+ irg_finalize_cons(irg);
printf("Optimizing ...\n");
- //local_optimize_graph(irg),
- //dead_node_elimination(irg);
+#if 0
+ local_optimize_graph(irg),
+ dead_node_elimination(irg);
+#endif
/* verify the graph */
irg_vrfy(irg);
/* output the vcg file */
printf("Done building the graph. Dumping it.\n");
turn_off_edge_labels();
- dump_all_types();
- dump_ir_block_graph (irg);
- printf("Use xvcg to view this graph:\n");
- printf("/ben/goetz/bin/xvcg GRAPHNAME\n\n");
+ dump_all_types("");
+ dump_ir_block_graph(irg, "");
+ printf("Use ycomp to view this graphs:\n");
+ printf("ycomp main.vcg\n\n");
+ printf("ycomp All_types.vcg\n\n");
- return (0);
+ return 0;
}
projects / libfirm / blobdiff