-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-* All rights reserved.
-*
-* Authors: Christian Schaefer, Goetz Lindenmaier
-*
-* testprogram.
-*/
+/*
+ * Project: libFIRM
+ * File name: testprograms/if_else_example.c
+ * Purpose: Shows construction of if ... else control flow.
+ * Tests Phi construction.
+ * 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>
entity *ent; /* represents this method as entity of owner */
ir_node *x, *x_then, *x_else, *c0, *c1, *c2, *cmpGt, *f, *t, *b;
- printf("\ncreating an IR graph: IF_ELSE_EXAMPLE...\n");
+ printf("\nCreating an IR graph: IF_ELSE_EXAMPLE...\n");
/* init library */
- init_firm ();
+ init_firm (NULL);
/*** Make basic type information for primitive type int. ***/
prim_t_int = new_type_primitive(id_from_str ("int", 3), mode_Is);
* Therefore we define a class "IF_ELSE_EXAMPLE" with a method main as an
* entity.
*/
-#define ENTITYNAME "main"
+#define ENTITYNAME "IF_ELSE_EXAMPLE_main"
owner = get_glob_type();
- method = new_type_method (id_from_str("main", 4), 0, 2);
+ method = new_type_method (id_from_str(ENTITYNAME, strlen(ENTITYNAME)), 0, 2);
set_method_res_type(method, 0, prim_t_int);
set_method_res_type(method, 1, prim_t_int);
irg = new_ir_graph (ent, NUM_OF_LOCAL_VARS);
/* Generate two constants */
- c0 = new_Const (mode_Is, tarval_from_long (mode_Is, 0));
- c1 = new_Const (mode_Is, tarval_from_long (mode_Is, 1));
+ c0 = new_Const (mode_Is, new_tarval_from_long (0, mode_Is));
+ c1 = new_Const (mode_Is, new_tarval_from_long (1, mode_Is));
/* set a and b to constants */
set_value (0, c0); /* this (0) is variable a */
set_value (1, c1); /* this (1) is variable b */
/* the expression that evaluates the condition */
- c2 = new_Const (mode_Is, tarval_from_long (mode_Is, 2));
+ c2 = new_Const (mode_Is, new_tarval_from_long (2, mode_Is));
cmpGt = new_Proj(new_Cmp(get_value(0, mode_Is), c2), mode_b, Gt);
/* the conditional branch */
/* generate and fill the else block */
b = new_immBlock ();
add_in_edge (b, f);
- set_value (1, new_Const (mode_Is, tarval_from_long (mode_Is, 2)));
+ set_value (1, new_Const (mode_Is, new_tarval_from_long (2, mode_Is)));
mature_block (b);
x_else = new_Jmp ();
finalize_cons (irg);
- printf("\nOptimizing ...\n");
+ printf("Optimizing ...\n");
local_optimize_graph(irg);
dead_node_elimination(irg);