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Control flow optimization: Merge consecutive blocks.
[libfirm]
/
ir
/
opt
/
critical_edges.c
diff --git
a/ir/opt/critical_edges.c
b/ir/opt/critical_edges.c
index
12fcf98
..
11b282d
100644
(file)
--- a/
ir/opt/critical_edges.c
+++ b/
ir/opt/critical_edges.c
@@
-22,7
+22,6
@@
* @brief Remove critical edges.
* @author Christian Schaefer, Goetz Lindenmaier, Sebastian Felis,
* Michael Beck
* @brief Remove critical edges.
* @author Christian Schaefer, Goetz Lindenmaier, Sebastian Felis,
* Michael Beck
- * @version $Id$
*/
#include "config.h"
*/
#include "config.h"
@@
-90,9
+89,9
@@
insert:
/* set successor of new block */
set_irn_n(n, i, jmp);
cenv->changed = 1;
/* set successor of new block */
set_irn_n(n, i, jmp);
cenv->changed = 1;
- }
/* predecessor has multiple successors */
- }
/* for all predecessors */
- }
/* n is a multi-entry block */
+ }
+ }
+ }
}
void remove_critical_cf_edges_ex(ir_graph *irg, int ignore_exception_edges)
}
void remove_critical_cf_edges_ex(ir_graph *irg, int ignore_exception_edges)
@@
-108,6
+107,7
@@
void remove_critical_cf_edges_ex(ir_graph *irg, int ignore_exception_edges)
clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_DOMINANCE
| IR_GRAPH_STATE_VALID_EXTENDED_BLOCKS);
}
clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_DOMINANCE
| IR_GRAPH_STATE_VALID_EXTENDED_BLOCKS);
}
+ set_irg_state(irg, IR_GRAPH_STATE_NO_CRITICAL_EDGES);
}
void remove_critical_cf_edges(ir_graph *irg)
}
void remove_critical_cf_edges(ir_graph *irg)