/* 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 <stdio.h>
+# include "irvrfy.h"
# include "irdump.h"
# include "firm.h"
/**
-*** This file constructs the ir for the following pseudo-program:
-***
-*** void f(char *);
-***
-*** main() {
-*** f("Hello world !");
-*** }
+* This file constructs the ir for the following pseudo-program:
+*
+* void f(char *);
+*
+* main() {
+* f("Hello world !");
+* }
**/
int main(int argc, char **argv)
{
- ir_graph *irg; /* this variable contains the irgraph */
- type_class *owner; /* the class in which this method is defined */
- type_method *proc_main; /* type information for the method main */
- type_method *proc_called; /* type information for called method f */
- entity *ent; /* represents this method as entity of owner */
- ir_node *x, *const_str, *proc_ptr, *call;
+ ir_graph *irg; /* this variable contains the irgraph */
+ type *owner; /* the class in which this method is defined */
+ type *proc_main; /* type information for the method main */
+ type *proc_called; /* type information for called method f */
+ type *string_ptr; /* type for pointers to strings. */
+ entity *ent; /* represents this method as entity of owner */
+ ir_node *x, *const_str, *proc_ptr, *call;
- printf("creating an IR graph: CALL_STR_EXAMPLE...\n");
+ printf("\nCreating an IR graph: CALL_STR_EXAMPLE...\n");
/* init library */
init_firm ();
+ string_ptr = new_type_pointer (
+ id_from_str ("ptr_to_string", 13),
+ new_type_array (id_from_str ("char_arr", 8), 1,
+ new_type_primitive (id_from_str("char", 4), mode_Bu)));
/* FIRM was designed for oo languages where all methods belong to a class.
* For imperative languages like C we view a program as a large class containing
* all functions of the program as methods in this class. This class is
* automatically generated.
* We use the same name for the method type as for the method entity.
*/
-#define METHODNAME "main"
+#define METHODNAME "CALL_STR_EXAMPLE_main"
#define NRARGS 0
#define NRES 0
owner = get_glob_type();
owner = get_glob_type();
proc_called = new_type_method(id_from_str(F_METHODNAME, strlen(F_METHODNAME)),
F_NRARGS, F_NRES);
+ set_method_param_type(proc_called, 0, string_ptr);
/* Make the entity for main needed for a correct ir_graph. */
-#define ENTITYNAME "main"
- ent = new_entity ((type *)owner, id_from_str (ENTITYNAME, strlen(ENTITYNAME)),
- (type *)proc_main);
+#define ENTITYNAME "CALL_STR_EXAMPLE_main"
+ ent = new_entity (owner, id_from_str (ENTITYNAME, strlen(ENTITYNAME)),
+ proc_main);
/* Generates the basic graph for the method represented by entity ent, that
* is, generates start and end blocks and nodes and a first, initial block.
irg = new_ir_graph (ent, NUM_OF_LOCAL_VARS);
/* the string is entered in the constant table. const_str is a pointer to the string */
- const_str = new_Const (mode_p, tarval_p_from_str ("Hello world!"));
+ const_str = new_Const (mode_P, tarval_P_from_str ("Hello world!"));
/* get the pointer to the procedure from the class type */
/* this is how a pointer to be fixed by the linker is represented after
lowering a Sel node. */
#define FUNCTIONNAME "f"
- proc_ptr = new_SymConst ((type_or_id *)ID_FROM_STR (FUNCTIONNAME, strlen(FUNCTIONNAME)),
+ proc_ptr = new_SymConst ((type_or_id_p)id_from_str (FUNCTIONNAME, strlen(FUNCTIONNAME)),
linkage_ptr_info);
/* call procedure set_a, first built array with parameters */
}
/* Now we generated all instructions for this block and all its predecessor blocks
* so we can mature it. */
- mature_block (irg->current_block);
+ mature_block (get_irg_current_block(irg));
/* This adds the in edge of the end block which originates at the return statement.
* The return node passes controlflow to the end block. */
- add_in_edge (irg->end_block, x);
+ add_in_edge (get_irg_end_block(irg), x);
/* Now we can mature the end block as all it's predecessors are known. */
- mature_block (irg->end_block);
+ mature_block (get_irg_end_block(irg));
- printf("\nDone building the graph. Dumping it.\n");
- /* verify the graph */
- irg_vrfy(irg);
+ finalize_cons (irg);
- set_opt_dead_node_elimination(1);
+ printf("Optimizing ...\n");
dead_node_elimination(irg);
- dump_ir_block_graph (irg);
+ /* verify the graph */
+ irg_vrfy(irg);
- printf("use xvcg to view this graph:\n");
- printf("/ben/goetz/bin/xvcg GRAPHNAME\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\n");
return (0);
}
projects / libfirm / blobdiff