X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=testprograms%2Fif_while_example.c;h=20ffc26357251c910c84ccf585b1b0c04813d5a9;hb=2508da0337ca1dc0576daeb1b2cf5165dec483fa;hp=19cfd01f1d4caac71ffc3c56f8fdc079e485adb7;hpb=4ba1f381673a1b615096a66760b93afa99bf3416;p=libfirm diff --git a/testprograms/if_while_example.c b/testprograms/if_while_example.c index 19cfd01f1..20ffc2635 100644 --- a/testprograms/if_while_example.c +++ b/testprograms/if_while_example.c @@ -34,16 +34,19 @@ int main(void) { ir_graph *irg; - type_class *owner; - type_method *proc_main; + type *owner; + type *proc_main; entity *ent; ir_node *b, *x, *r, *t, *f; printf("\nCreating an IR graph: IF_WHILE_EXAMPLE...\n"); init_firm (); + turn_of_edge_labels(); + set_optimize(1); set_opt_constant_folding(0); /* so that the stupid tests are not optimized. */ + /* if optimized no path to End remains!! */ set_opt_cse(1); set_opt_dead_node_elimination (1); @@ -54,7 +57,7 @@ main(void) proc_main = new_type_method(id_from_str(METHODNAME, strlen(METHODNAME)), NRARGS, NRES); owner = new_type_class (id_from_str ("IF_WHILE_EXAMPLE", 16)); - ent = new_entity ((type *)owner, id_from_str ("main", 4), (type *)proc_main); + ent = new_entity (owner, id_from_str ("main", 4), proc_main); /* Generates start and end blocks and nodes and a first, initial block */ irg = new_ir_graph (ent, 4); @@ -65,22 +68,10 @@ main(void) mature_block (get_irg_current_block(irg)); /* Generate a conditional branch */ - x = new_Cond (new_Proj(new_Cmp(new_Const (mode_I, tarval_from_long (mode_i, 0)), - new_Const (mode_I, tarval_from_long (mode_i, 0))), - mode_b, Eq)); - f = new_Proj (x, mode_X, 0); - t = new_Proj (x, mode_X, 1); - - /* generate and fill the then block */ - r = new_immBlock (); - add_in_edge (r, t); - set_value (0, new_Const (mode_I, tarval_from_long (mode_i, 2))); - mature_block (r); - x = new_Jmp (); + x = new_Jmp(); /* generate the fall through block and add all cfg edges */ r = new_immBlock (); - add_in_edge (r, f); add_in_edge (r, x); mature_block (r); x = new_Jmp (); @@ -126,6 +117,8 @@ main(void) mature_block (get_irg_end_block(irg)); printf("Optimizing ...\n"); + + local_optimize_graph(irg), dead_node_elimination(irg); /* verify the graph */