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Converted documentation to doxygen.
[libfirm]
/
ir
/
ir
/
irgmod.c
diff --git
a/ir/ir/irgmod.c
b/ir/ir/irgmod.c
index
bdd782a
..
5ec25d3
100644
(file)
--- a/
ir/ir/irgmod.c
+++ b/
ir/ir/irgmod.c
@@
-1,10
+1,10
@@
/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-*
*
All rights reserved.
-*
*
-*
*
Authors: Martin Trapp, Christian Schaefer
-*
*
-*
*
irgmod: ir graph modification
+* All rights reserved.
+*
+* Authors: Martin Trapp, Christian Schaefer
+*
+* irgmod: ir graph modification
*/
/* $Id$ */
*/
/* $Id$ */
@@
-13,6
+13,9
@@
# include <config.h>
#endif
# include <config.h>
#endif
+# include "irvrfy.h"
+# include "irflag.h"
+# include "irgwalk.h"
# include "irnode_t.h"
# include "irgraph_t.h"
# include "irgmod.h"
# include "irnode_t.h"
# include "irgraph_t.h"
# include "irgmod.h"
@@
-41,28
+44,27
@@
turn_into_tuple (ir_node *node, int arity)
/* Insert irnode `new' in place of irnode `old'
Since `new' may be bigger than `old' replace `old'
by an op_Id which is smaller than everything */
/* Insert irnode `new' in place of irnode `old'
Since `new' may be bigger than `old' replace `old'
by an op_Id which is smaller than everything */
-
inline
void
-exchange (ir_node *old, ir_node *n
e
w)
+
INLINE
void
+exchange (ir_node *old, ir_node *nw)
{
ir_node *block = old->in[0];
old->op = op_Id;
old->in = NEW_ARR_D (ir_node *, current_ir_graph->obst, 2);
old->in[0] = block;
{
ir_node *block = old->in[0];
old->op = op_Id;
old->in = NEW_ARR_D (ir_node *, current_ir_graph->obst, 2);
old->in[0] = block;
- old->in[1] = n
e
w;
+ old->in[1] = nw;
}
}
-
/**********************************************************************/
/**********************************************************************/
-/* Funcionality for collect_phis */
+/* Func
t
ionality for collect_phis */
/**********************************************************************/
/**********************************************************************/
-void
+
static
void
clear_link (ir_node *n, void *env) {
set_irn_link(n, NULL);
}
clear_link (ir_node *n, void *env) {
set_irn_link(n, NULL);
}
-void
+
static
void
collect (ir_node *n, void *env) {
ir_node *pred;
if (get_irn_op(n) == op_Phi) {
collect (ir_node *n, void *env) {
ir_node *pred;
if (get_irn_op(n) == op_Phi) {
@@
-98,7
+100,7
@@
void collect_phiprojs(ir_graph *irg) {
/* Moves node and all predecessors of node from from_bl to to_bl.
Does not move predecessors of Phi nodes (or block nodes). */
/* Moves node and all predecessors of node from from_bl to to_bl.
Does not move predecessors of Phi nodes (or block nodes). */
-void move (ir_node *node, ir_node *from_bl, ir_node *to_bl) {
+
static
void move (ir_node *node, ir_node *from_bl, ir_node *to_bl) {
int i;
ir_node *proj, *pred;
int i;
ir_node *proj, *pred;
@@
-130,6
+132,10
@@
void part_block(ir_node *node) {
ir_node *old_block;
ir_node *phi;
ir_node *old_block;
ir_node *phi;
+ /* Turn off optimizations so that blocks are not merged again. */
+ int rem_opt = get_optimize();
+ set_optimize(0);
+
/* Transform the control flow */
old_block = get_nodes_Block(node);
new_block = new_Block(get_Block_n_cfgpreds(old_block),
/* Transform the control flow */
old_block = get_nodes_Block(node);
new_block = new_Block(get_Block_n_cfgpreds(old_block),
@@
-139,7
+145,7
@@
void part_block(ir_node *node) {
ir_node *in[1];
in[0] = new_Jmp();
set_irn_in(old_block, 1, in);
ir_node *in[1];
in[0] = new_Jmp();
set_irn_in(old_block, 1, in);
- irn_vrfy
(old_block
);
+ irn_vrfy
_irg(old_block, current_ir_graph
);
}
/* move node and its predecessors to new_block */
}
/* move node and its predecessors to new_block */
@@
-150,7
+156,12
@@
void part_block(ir_node *node) {
set_irn_link(new_block, phi);
set_irn_link(old_block, NULL);
while (phi) {
set_irn_link(new_block, phi);
set_irn_link(old_block, NULL);
while (phi) {
- set_nodes_Block(phi, new_block);
+ if(get_nodes_Block(phi) == old_block); /* @@@ inlinening chokes on phis that don't
+ obey this condition. How do they get into
+ the list??? Example: InterfaceIII */
+ set_nodes_Block(phi, new_block);
phi = get_irn_link(phi);
}
phi = get_irn_link(phi);
}
+
+ set_optimize(rem_opt);
}
}