/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Christian Schaefer, Goetz Lindenmaier
-**
-** testprogram
+* All rights reserved.
+*
+* Authors: Christian Schaefer, Goetz Lindenmaier
+*
+* testprogram
*/
+#include <stdio.h>
+# include <string.h>
+
+# include "irvrfy.h"
# include "irdump.h"
# include "firm.h"
/**
-*** This file constructs the ir for the following pseudo-program:
-***
-*** main() {
-*** int c, d;
-***
-*** c = 5 + 7;
-*** d = 7 + 5;
-***
-*** return (c, d);
-*** }
+* This file constructs the ir for the following pseudo-program:
+*
+* main() {
+* int c, d;
+*
+* c = 5 + 7;
+* d = 7 + 5;
+*
+* return (c, d);
+* }
**/
int
main(void)
{
+ type *prim_t_int;
ir_graph *irg;
- type_class *owner;
+ type *owner;
+ type *method; /* the type of this method */
entity *ent;
ir_node *a, *b, *c, *d, *x;
- printf("creating an IR graph: CONST_EVAL_EXAMPLE...\n");
+ printf("\nCreating an IR graph: CONST_EVAL_EXAMPLE...\n");
init_firm ();
+ /*** Make basic type information for primitive type int. ***/
+ prim_t_int = new_type_primitive(id_from_str ("int", 3), mode_Is);
+
/* Try both optimizations: */
set_opt_constant_folding(1);
set_opt_cse(1);
+ set_opt_dead_node_elimination (1);
owner = new_type_class (id_from_str ("CONST_EVAL_EXAMPLE", 18));
- ent = new_entity ((type *)owner, id_from_str ("main", 4), NULL);
+ method = new_type_method (id_from_str("main", 4), 0, 2);
+ set_method_res_type(method, 0, prim_t_int);
+ set_method_res_type(method, 1, prim_t_int);
+ ent = new_entity (owner, id_from_str ("main", 4), method);
irg = new_ir_graph (ent, 4);
- a = new_Const (mode_i, tarval_from_long (mode_i, 7));
- b = new_Const (mode_i, tarval_from_long (mode_i, 5));
+ a = new_Const (mode_Is, tarval_from_long (mode_Is, 7));
+ b = new_Const (mode_Is, tarval_from_long (mode_Is, 5));
x = new_Jmp ();
- mature_block (irg->current_block);
+ mature_block (get_irg_current_block(irg));
/* To test const eval on DivMod
c = new_DivMod(get_store(), a, b);
set_store(new_Proj(c, mode_M, 0));
- d = new_Proj(c, mode_i, 3);
- c = new_Proj(c, mode_i, 2);
+ d = new_Proj(c, mode_Is, 3);
+ c = new_Proj(c, mode_Is, 2);
*/
+ c = new_Add (new_Const (mode_Is, tarval_from_long (mode_Is, 5)),
+ new_Const (mode_Is, tarval_from_long (mode_Is, 7)),
+ mode_Is);
+ d = new_Add (new_Const (mode_Is, tarval_from_long (mode_Is, 7)),
+ new_Const (mode_Is, tarval_from_long (mode_Is, 5)),
+ mode_Is);
- /*
- c = new_Add (new_Const (mode_i, tarval_from_long (mode_i, 5)),
- new_Const (mode_i, tarval_from_long (mode_i, 7)),
- mode_i);
- d = new_Add (new_Const (mode_i, tarval_from_long (mode_i, 7)),
- new_Const (mode_i, tarval_from_long (mode_i, 5)),
- mode_i);
- */
{
ir_node *in[2];
in[0] = c;
x = new_Return (get_store (), 2, in);
}
- add_in_edge (irg->end_block, x);
- mature_block (irg->end_block);
+ add_in_edge (get_irg_end_block(irg), x);
+ mature_block (get_irg_end_block(irg));
+
+ finalize_cons (irg);
+
+ printf("Optimizing ...\n");
+ dead_node_elimination(irg);
/* verify the graph */
irg_vrfy(irg);
- printf("\nDone building the graph. Dumping it.\n");
+ printf("Done building the graph. Dumping it.\n");
dump_ir_block_graph (irg);
printf("use xvcg to view this graph:\n");
- printf("/ben/goetz/bin/xvcg GRAPHNAME\n");
+ printf("/ben/goetz/bin/xvcg GRAPHNAME\n\n");
return (0);
}