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3403745
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Create a new node with the right mode instead of changing the mode.
author
Sebastian Buchwald
<Sebastian.Buchwald@kit.edu>
Tue, 13 Apr 2010 13:42:54 +0000
(13:42 +0000)
committer
Sebastian Buchwald
<Sebastian.Buchwald@kit.edu>
Tue, 13 Apr 2010 13:42:54 +0000
(13:42 +0000)
[r27391]
ir/opt/convopt.c
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diff --git
a/ir/opt/convopt.c
b/ir/opt/convopt.c
index
eb59084
..
45d5169
100644
(file)
--- a/
ir/opt/convopt.c
+++ b/
ir/opt/convopt.c
@@
-173,9
+173,11
@@
static ir_node *place_conv(ir_node *node, ir_mode *dest_mode)
static ir_node *conv_transform(ir_node *node, ir_mode *dest_mode)
{
static ir_node *conv_transform(ir_node *node, ir_mode *dest_mode)
{
- ir_mode *mode = get_irn_mode(node);
- size_t arity;
- size_t i;
+ ir_mode *mode = get_irn_mode(node);
+ size_t arity;
+ size_t i;
+ ir_node *new_node;
+ ir_graph *irg = get_irn_irg(node);
if (mode == dest_mode)
return node;
if (mode == dest_mode)
return node;
@@
-218,20
+220,30
@@
static ir_node *conv_transform(ir_node *node, ir_mode *dest_mode)
return place_conv(node, dest_mode);
}
return place_conv(node, dest_mode);
}
+ // Create a new node with the right mode
+ new_node = new_ir_node(get_irn_dbg_info(node),
+ irg,
+ get_nodes_block(node),
+ get_irn_op(node),
+ dest_mode,
+ get_irn_arity(node),
+ get_irn_in(node) + 1);
+ copy_node_attr(irg, node, new_node);
+
// The shift count does not participate in the conv optimisation
// The shift count does not participate in the conv optimisation
- arity = is_Shl(n
ode) ? 1 : get_irn_arity(
node);
+ arity = is_Shl(n
ew_node) ? 1 : get_irn_arity(new_
node);
for (i = 0; i < arity; i++) {
for (i = 0; i < arity; i++) {
- ir_node *pred = get_irn_n(node, i);
+ ir_node *pred = get_irn_n(n
ew_n
ode, i);
ir_node *transformed;
if (get_conv_costs(pred, dest_mode) > 0) {
transformed = place_conv(pred, dest_mode);
} else {
transformed = conv_transform(pred, dest_mode);
}
ir_node *transformed;
if (get_conv_costs(pred, dest_mode) > 0) {
transformed = place_conv(pred, dest_mode);
} else {
transformed = conv_transform(pred, dest_mode);
}
- set_irn_n(node, i, transformed);
+ set_irn_n(n
ew_n
ode, i, transformed);
}
}
- set_irn_mode(node, dest_mode);
- return node;
+
+ return n
ew_n
ode;
}
/* TODO, backends (at least ia32) can't handle it at the moment,
}
/* TODO, backends (at least ia32) can't handle it at the moment,