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Ignore generated files.
[libfirm]
/
ir
/
opt
/
opt_frame.c
diff --git
a/ir/opt/opt_frame.c
b/ir/opt/opt_frame.c
index
9ef1abd
..
c37621e
100644
(file)
--- a/
ir/opt/opt_frame.c
+++ b/
ir/opt/opt_frame.c
@@
-23,7
+23,7
@@
* @date 15.03.2006
* @author Michael Beck
* @version $Id$
* @date 15.03.2006
* @author Michael Beck
* @version $Id$
- * @
summary
+ * @
brief
* Optimize the frame type by removing unused type members.
*/
#include "config.h"
* Optimize the frame type by removing unused type members.
*/
#include "config.h"
@@
-33,6
+33,7
@@
#include "type_t.h"
#include "irouts.h"
#include "iredges.h"
#include "type_t.h"
#include "irouts.h"
#include "iredges.h"
+#include "irpass.h"
/*
* Optimize the frame type of an irg by removing
/*
* Optimize the frame type of an irg by removing
@@
-47,6
+48,8
@@
void opt_frame_irg(ir_graph *irg) {
if (n <= 0)
return;
if (n <= 0)
return;
+ irp_reserve_resources(irp, IR_RESOURCE_ENTITY_LINK);
+
/* clear all entity links */
for (i = n - 1; i >= 0; --i) {
ent = get_class_member(frame_tp, i);
/* clear all entity links */
for (i = n - 1; i >= 0; --i) {
ent = get_class_member(frame_tp, i);
@@
-62,8
+65,10
@@
void opt_frame_irg(ir_graph *irg) {
/* mark all used entities */
foreach_out_edge(frame, edge) {
sel = get_edge_src_irn(edge);
/* mark all used entities */
foreach_out_edge(frame, edge) {
sel = get_edge_src_irn(edge);
- ent = get_Sel_entity(sel);
- set_entity_link(ent, ent);
+ if (is_Sel(sel)) {
+ ent = get_Sel_entity(sel);
+ set_entity_link(ent, ent);
+ }
}
} else {
/* use traditionally out edges */
}
} else {
/* use traditionally out edges */
@@
-72,8
+77,12
@@
void opt_frame_irg(ir_graph *irg) {
/* mark all used entities */
for (i = get_irn_n_outs(frame) - 1; i >= 0; --i) {
sel = get_irn_out(frame, i);
/* mark all used entities */
for (i = get_irn_n_outs(frame) - 1; i >= 0; --i) {
sel = get_irn_out(frame, i);
- ent = get_Sel_entity(sel);
- set_entity_link(ent, ent);
+ if (is_Sel(sel)) {
+ ent = get_Sel_entity(sel);
+ /* only entities on the frame */
+ if (get_entity_owner(ent) == frame_tp)
+ set_entity_link(ent, ent);
+ }
}
}
}
}
@@
-81,7
+90,8
@@
void opt_frame_irg(ir_graph *irg) {
list = NULL;
for (i = n - 1; i >= 0; --i) {
ent = get_class_member(frame_tp, i);
list = NULL;
for (i = n - 1; i >= 0; --i) {
ent = get_class_member(frame_tp, i);
- if (get_entity_link(ent) == NULL) {
+ /* beware of inner functions: those are NOT unused */
+ if (get_entity_link(ent) == NULL && !is_method_entity(ent)) {
set_entity_link(ent, list);
list = ent;
}
set_entity_link(ent, list);
list = ent;
}
@@
-96,4
+106,10
@@
void opt_frame_irg(ir_graph *irg) {
/* we changed the frame type, it's layout should be redefined */
set_type_state(frame_tp, layout_undefined);
}
/* we changed the frame type, it's layout should be redefined */
set_type_state(frame_tp, layout_undefined);
}
+ irp_free_resources(irp, IR_RESOURCE_ENTITY_LINK);
+}
+
+ir_graph_pass_t *opt_frame_irg_pass(const char *name)
+{
+ return def_graph_pass(name ? name : "opt_frame_irg", opt_frame_irg);
}
}