-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Christian Schaefer, Goetz Lindenmaier
-**
-** testprogram
-*/
-
-# include "irdump.h"
-# include "firm.h"
+/*
+ * Project: libFIRM
+ * File name: testprograms/const_eval_example.c
+ * Purpose: Test constant evaluation.
+ * Author: Christian Schaefer, Goetz Lindenmaier
+ * Modified by:
+ * Created:
+ * CVS-ID: $Id$
+ * Copyright: (c) 1999-2003 Universität Karlsruhe
+ * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include <libfirm/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)
{
+ ir_type *prim_t_int;
ir_graph *irg;
- type_class *owner;
- type_method *method; /* the type of this method */
- entity *ent;
+ ir_type *owner;
+ ir_type *method; /* the ir_type of this method */
+ ir_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(NULL);
- init_firm ();
+ /*** Make basic ir_type information for primitive ir_type int. ***/
+ prim_t_int = new_type_primitive(new_id_from_chars("int", 3), mode_Is);
/* Try both optimizations: */
set_opt_constant_folding(1);
set_opt_cse(1);
- set_opt_dead_node_elimination (0);
- owner = new_type_class (id_from_str ("CONST_EVAL_EXAMPLE", 18));
- method = new_type_method (id_from_str("main", 4), 0, 2);
- ent = new_entity ((type *)owner, id_from_str ("main", 4), (type *)method);
+ owner = new_type_class(new_id_from_chars("CONST_EVAL_EXAMPLE", 18));
+ method = new_type_method(new_id_from_chars("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, new_id_from_chars("main", 4), method);
+ get_entity_ld_name(ent);
- irg = new_ir_graph (ent, 4);
+ 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, new_tarval_from_long(7, mode_Is));
+ b = new_Const(mode_Is, new_tarval_from_long(5, mode_Is));
- x = new_Jmp ();
- mature_block (irg->current_block);
+ x = new_Jmp();
+ mature_immBlock(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);
+ set_store(new_Proj(c, mode_M, pn_DivMod_M));
+ d = new_Proj(c, mode_Is, pn_DivMod_res_mod);
+ c = new_Proj(c, mode_Is, pn_DivMod_res_div);
*/
- 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);
+ c = new_Add(new_Const(mode_Is, new_tarval_from_long(5, mode_Is)),
+ new_Const(mode_Is, new_tarval_from_long(7, mode_Is)),
+ mode_Is);
+ d = new_Add(new_Const(mode_Is, new_tarval_from_long(7, mode_Is)),
+ new_Const(mode_Is, new_tarval_from_long(5, mode_Is)),
+ mode_Is);
{
ir_node *in[2];
in[0] = c;
in[1] = d;
- x = new_Return (get_store (), 2, in);
+ x = new_Return(get_store(), 2, in);
}
- add_in_edge (irg->end_block, x);
- mature_block (irg->end_block);
+ add_immBlock_pred(get_irg_end_block(irg), x);
+ mature_immBlock(get_irg_end_block(irg));
- /* verify the graph */
- irg_vrfy(irg);
+ 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");
- dump_ir_block_graph (irg);
+ printf("Done building the graph. Dumping it.\n");
+ dump_ir_block_graph(irg, 0);
- printf("use xvcg to view this graph:\n");
- printf("/ben/goetz/bin/xvcg GRAPHNAME\n");
+ printf("Use ycomp to view this graph:\n");
+ printf("ycomp GRAPHNAME\n\n");
- return (0);
+ return 0;
}