* Copyright: (c) 1999-2003 Universität Karlsruhe
* 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 "irouts.h"
+#include <libfirm/firm.h>
/**
* This file constructs the ir for the following pseudo-program:
main(void)
{
ir_graph *irg;
- type *owner;
- type *proc_main;
- type *prim_t_int;
- entity *ent;
+ ir_type *owner;
+ ir_type *proc_main;
+ ir_type *prim_t_int;
+ ir_entity *ent;
ir_node *b, *x, *r, *t, *f;
printf("\nCreating an IR graph: IF_WHILE_EXAMPLE...\n");
set_opt_constant_folding(0); /* so that the stupid tests are not optimized. */
/* if optimized no path to End remains!! */
set_opt_cse(1);
- set_opt_dead_node_elimination (1);
- /*** Make basic type information for primitive type int. ***/
+ /*** Make basic ir_type information for primitive ir_type int. ***/
prim_t_int = new_type_primitive(new_id_from_chars ("int", 3), mode_Iu);
#define METHODNAME "main"
irg = new_ir_graph (ent, 4);
/* Generate two constants */
- set_value (0, new_Const (mode_Iu, new_tarval_from_long (0, mode_Iu)));
- set_value (1, new_Const (mode_Iu, new_tarval_from_long (1, mode_Iu)));
- mature_immBlock (get_irg_current_block(irg));
+ set_value(0, new_Const(mode_Iu, new_tarval_from_long(0, mode_Iu)));
+ set_value(1, new_Const(mode_Iu, new_tarval_from_long(1, mode_Iu)));
+ mature_immBlock(get_irg_current_block(irg));
/* Generate a conditional branch */
x = new_Jmp();
/* generate the fall through block and add all cfg edges */
- r = new_immBlock ();
- add_immBlock_pred (r, x);
- mature_immBlock (r);
- x = new_Jmp ();
+ r = new_immBlock();
+ add_immBlock_pred(r, x);
+ mature_immBlock(r);
+ x = new_Jmp();
/* generate a block for the loop header and the conditional branch */
- r = new_immBlock ();
- add_immBlock_pred (r, x);
- x = new_Cond (new_Proj(new_Cmp(new_Const (mode_Iu, new_tarval_from_long (0, mode_Is)),
- new_Const (mode_Iu, new_tarval_from_long (0, mode_Is))),
- mode_b, Eq));
- f = new_Proj (x, mode_X, 0);
- t = new_Proj (x, mode_X, 1);
+ r = new_immBlock();
+ add_immBlock_pred(r, x);
+ x = new_Cond(new_Proj(new_Cmp(new_Const(mode_Iu, new_tarval_from_long(0, mode_Iu)),
+ new_Const(mode_Iu, new_tarval_from_long(0, mode_Iu))),
+ mode_b, pn_Cmp_Eq));
+ f = new_Proj(x, mode_X, pn_Cond_false);
+ t = new_Proj(x, mode_X, pn_Cond_true);
/* generate the block for the loop body */
- b = new_immBlock ();
- add_immBlock_pred (b,t);
- x = new_Jmp ();
- add_immBlock_pred (r, x);
- mature_immBlock (r);
+ b = new_immBlock();
+ add_immBlock_pred(b,t);
+ x = new_Jmp();
+ add_immBlock_pred(r, x);
+ mature_immBlock(r);
/* the code in the loop body,
as we are dealing with local variables only the dataflow edges
are manipulated */
- set_value (2, get_value (0, mode_Iu));
- set_value (0, get_value (1, mode_Iu));
- set_value (1, get_value (2, mode_Iu));
- mature_immBlock (b);
+ set_value(2, get_value(0, mode_Iu));
+ set_value(0, get_value(1, mode_Iu));
+ set_value(1, get_value(2, mode_Iu));
+ mature_immBlock(b);
/* generate the return block */
- r = new_immBlock ();
- add_immBlock_pred (r, f);
- mature_immBlock (r);
+ r = new_immBlock();
+ add_immBlock_pred(r, f);
+ mature_immBlock(r);
{
ir_node *in[1];
- in[0] = new_Sub (get_value (0, mode_Iu), get_value (1, mode_Iu), mode_Iu);
+ in[0] = new_Sub(get_value(0, mode_Iu), get_value(1, mode_Iu), mode_Iu);
- x = new_Return (get_store (), 1, in);
+ x = new_Return(get_store(), 1, in);
}
/* finalize the end block generated in new_ir_graph() */
- 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));
- finalize_cons (irg);
+ irg_finalize_cons(irg);
printf("Optimizing ...\n");
local_optimize_graph(irg);
dead_node_elimination(irg);
- compute_outs(irg);
+ compute_irg_outs(irg);
/* verify the graph */
irg_vrfy(irg);
/* output the vcg file */
printf("Done building the graph. Dumping it with out-edges.\n");
- dump_out_edges();
- dump_ir_graph (irg, 0);
- printf("Use xvcg to view this graph:\n");
- printf("/ben/goetz/bin/xvcg GRAPHNAME\n\n");
+ dump_out_edges(1);
+ dump_ir_graph(irg, 0);
+ printf("Use ycomp to view this graph:\n");
+ printf("ycomp GRAPHNAME\n\n");
- return (0);
+ return 0;
}