* 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 a control flow of following shape:
*
**/
-int main(int argc, char **argv)
+int main(void)
{
ir_graph *irg; /* this variable contains the irgraph */
- type *owner; /* the class in which this method is defined */
- type *proc_tp; /* typeinformation for the method main */
- entity *ent; /* represents this method as entity of owner */
+ ir_type *owner; /* the class in which this method is defined */
+ ir_type *proc_tp; /* typeinformation for the method main */
+ ir_entity *ent; /* represents this method as ir_entity of owner */
ir_node *expr, *c1, *c2, *c3, *c4, *c5, *cond, *f, *t, *f2, *loopBlock1, *f_l1, *t_l1,
*loopBlock2, *f_l2, *t_l2, *loopBlock3, *f_l3, *t_l3, *x;
int i;
/* init library */
- init_firm (NULL);
- set_opt_constant_folding (0); /* so that the stupid tests are not optimized. */
+ init_firm(NULL);
+ set_opt_constant_folding(0); /* so that the stupid tests are not optimized. */
set_opt_cse(1);
- set_opt_dead_node_elimination(1);
turn_off_edge_labels();
/* FIRM was designed for oo languages where all methods belong to a class.
* For imperative languages like C we view a file as a large class containing
* all functions as methods in this file.
* Therefore we define a class "empty" according to the file name
- * with a method main as an entity.
+ * with a method main as an ir_entity.
*/
#define CLASSNAME "IRR_LOOP"
#define METHOD_TP_NAME "METH_TP_NOARG_NORES"
#define NRES 0
#define NUM_OF_LOCAL_VARS 0
- owner = new_type_class (new_id_from_str (CLASSNAME));
+ owner = new_type_class(new_id_from_str(CLASSNAME));
printf("\nCreating testprogram: %s...\n", CLASSNAME);
proc_tp = new_type_method(new_id_from_str(METHOD_TP_NAME), NRARGS, NRES);
#define METHODNAME "loop1"
- ent = new_entity (owner, new_id_from_str (METHODNAME), proc_tp);
+ ent = new_entity(owner, new_id_from_str(METHODNAME), proc_tp);
get_entity_ld_name(ent); /* To enforce name mangling for vcg graph name */
- irg = new_ir_graph (ent, NUM_OF_LOCAL_VARS);
+ irg = new_ir_graph(ent, NUM_OF_LOCAL_VARS);
/* to make three conditionals */
- expr = new_Const (mode_Is, new_tarval_from_long (0, mode_Is));
- c1 = new_Const (mode_Is, new_tarval_from_long (1, mode_Is));
- c2 = new_Const (mode_Is, new_tarval_from_long (2, mode_Is));
- c3 = new_Const (mode_Is, new_tarval_from_long (2, mode_Is));
+ expr = new_Const(mode_Is, new_tarval_from_long(0, mode_Is));
+ c1 = new_Const(mode_Is, new_tarval_from_long(1, mode_Is));
+ c2 = new_Const(mode_Is, new_tarval_from_long(2, mode_Is));
+ c3 = new_Const(mode_Is, new_tarval_from_long(2, mode_Is));
cond = new_Cond(new_Proj(new_Cmp(expr, c1), mode_b, pn_Cmp_Eq));
- f = new_Proj(cond, mode_X, 0);
- t = new_Proj(cond, mode_X, 1);
+ f = new_Proj(cond, mode_X, pn_Cond_false);
+ t = new_Proj(cond, mode_X, pn_Cond_true);
mature_immBlock(get_irg_current_block(irg));
loopBlock1 = new_immBlock();
add_immBlock_pred(loopBlock1, t);
cond = new_Cond(new_Proj(new_Cmp(expr, c2), mode_b, pn_Cmp_Eq));
- f_l1 = new_Proj(cond, mode_X, 0);
- t_l1 = new_Proj(cond, mode_X, 1);
+ f_l1 = new_Proj(cond, mode_X, pn_Cond_false);
+ t_l1 = new_Proj(cond, mode_X, pn_Cond_true);
loopBlock2 = new_immBlock();
add_immBlock_pred(loopBlock2, f);
cond = new_Cond(new_Proj(new_Cmp(expr, c3), mode_b, pn_Cmp_Eq));
- f_l2 = new_Proj(cond, mode_X, 0);
- t_l2 = new_Proj(cond, mode_X, 1);
+ f_l2 = new_Proj(cond, mode_X, pn_Cond_false);
+ t_l2 = new_Proj(cond, mode_X, pn_Cond_true);
add_immBlock_pred(loopBlock1, t_l2);
add_immBlock_pred(loopBlock2, t_l1);
new_immBlock();
add_immBlock_pred(get_irg_current_block(irg), f_l2);
add_immBlock_pred(get_irg_current_block(irg), f_l1);
- x = new_Return (get_store(), 0, NULL);
- mature_immBlock (get_irg_current_block(irg));
+ x = new_Return(get_store(), 0, NULL);
+ mature_immBlock(get_irg_current_block(irg));
- add_immBlock_pred (get_irg_end_block(irg), x);
- mature_immBlock (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);
/* --- method loop2 ------------------------------------------------------ */
#undef METHODNAME
#define METHODNAME "loop2"
- ent = new_entity (owner, new_id_from_str (METHODNAME), proc_tp);
+ ent = new_entity(owner, new_id_from_str(METHODNAME), proc_tp);
get_entity_ld_name(ent); /* To enforce name mangling for vcg graph name */
- irg = new_ir_graph (ent, NUM_OF_LOCAL_VARS);
+ irg = new_ir_graph(ent, NUM_OF_LOCAL_VARS);
/* to make several conditionals */
- expr = new_Const (mode_Is, new_tarval_from_long (0, mode_Is));
- c1 = new_Const (mode_Is, new_tarval_from_long (1, mode_Is));
- c2 = new_Const (mode_Is, new_tarval_from_long (2, mode_Is));
- c3 = new_Const (mode_Is, new_tarval_from_long (3, mode_Is));
- c4 = new_Const (mode_Is, new_tarval_from_long (4, mode_Is));
- c5 = new_Const (mode_Is, new_tarval_from_long (5, mode_Is));
+ expr = new_Const(mode_Is, new_tarval_from_long(0, mode_Is));
+ c1 = new_Const(mode_Is, new_tarval_from_long(1, mode_Is));
+ c2 = new_Const(mode_Is, new_tarval_from_long(2, mode_Is));
+ c3 = new_Const(mode_Is, new_tarval_from_long(3, mode_Is));
+ c4 = new_Const(mode_Is, new_tarval_from_long(4, mode_Is));
+ c5 = new_Const(mode_Is, new_tarval_from_long(5, mode_Is));
cond = new_Cond(new_Proj(new_Cmp(expr, c1), mode_b, pn_Cmp_Eq));
- f2 = new_Proj(cond, mode_X, 0);
- t = new_Proj(cond, mode_X, 1);
+ f2 = new_Proj(cond, mode_X, pn_Cond_false);
+ t = new_Proj(cond, mode_X, pn_Cond_true);
mature_immBlock(get_irg_current_block(irg));
new_immBlock();
add_immBlock_pred(get_irg_current_block(irg), t);
cond = new_Cond(new_Proj(new_Cmp(expr, c5), mode_b, pn_Cmp_Eq));
- f = new_Proj(cond, mode_X, 0);
- t = new_Proj(cond, mode_X, 1);
+ f = new_Proj(cond, mode_X, pn_Cond_false);
+ t = new_Proj(cond, mode_X, pn_Cond_true);
mature_immBlock(get_irg_current_block(irg));
loopBlock1 = new_immBlock();
add_immBlock_pred(loopBlock1, t);
cond = new_Cond(new_Proj(new_Cmp(expr, c2), mode_b, pn_Cmp_Eq));
- f_l1 = new_Proj(cond, mode_X, 0);
- t_l1 = new_Proj(cond, mode_X, 1);
+ f_l1 = new_Proj(cond, mode_X, pn_Cond_false);
+ t_l1 = new_Proj(cond, mode_X, pn_Cond_true);
loopBlock2 = new_immBlock();
add_immBlock_pred(loopBlock2, f);
cond = new_Cond(new_Proj(new_Cmp(expr, c3), mode_b, pn_Cmp_Eq));
- f_l2 = new_Proj(cond, mode_X, 0);
- t_l2 = new_Proj(cond, mode_X, 1);
+ f_l2 = new_Proj(cond, mode_X, pn_Cond_false);
+ t_l2 = new_Proj(cond, mode_X, pn_Cond_true);
loopBlock3 = new_immBlock();
add_immBlock_pred(loopBlock3, f2);
cond = new_Cond(new_Proj(new_Cmp(expr, c4), mode_b, pn_Cmp_Eq));
- f_l3 = new_Proj(cond, mode_X, 0);
- t_l3 = new_Proj(cond, mode_X, 1);
+ f_l3 = new_Proj(cond, mode_X, pn_Cond_false);
+ t_l3 = new_Proj(cond, mode_X, pn_Cond_true);
add_immBlock_pred(loopBlock1, t_l2);
add_immBlock_pred(loopBlock2, t_l1);
new_immBlock();
add_immBlock_pred(get_irg_current_block(irg), f_l1);
add_immBlock_pred(get_irg_current_block(irg), f_l3);
- x = new_Return (get_store(), 0, NULL);
- mature_immBlock (get_irg_current_block(irg));
+ x = new_Return(get_store(), 0, NULL);
+ mature_immBlock(get_irg_current_block(irg));
- add_immBlock_pred (get_irg_end_block(irg), x);
- mature_immBlock (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);
/* --- more ... ------------------------------------------------------ */
printf("Optimizing ...\n");
- //dead_node_elimination(irg);
for (i = 0; i < get_irp_n_irgs(); ++i) {
current_ir_graph = get_irp_irg(i);
printf("Dumping the graph and a control flow graph.\n");
dump_ir_block_graph(current_ir_graph, "");
dump_cfg(current_ir_graph, "");
- printf("Use xvcg to view these graphs:\n");
- printf("/ben/goetz/bin/xvcg GRAPHNAME\n\n");
-
+ printf("Use ycomp to view these graphs:\n");
+ printf("ycomp GRAPHNAME\n\n");
}
/* Error for loop2 */
compute_execution_frequency(get_irp_irg(0), 10, 0.001);
dump_interval_graph(get_irp_irg(0), "");
- return (0);
+ return 0;
}