Fix fehler147: Do not deconv floats.

[r21666]

diff --git a/ir/opt/convopt.c b/ir/opt/convopt.c
index e9fd907..5ecf85e 100644 (file)
--- a/ir/opt/convopt.c
+++ b/ir/opt/convopt.c
@@ -107,7 +107,7 @@ int get_conv_costs(const ir_node *node, ir_mode *dest_mode)
        }
 
        if (is_Conv(node) &&
-                       is_downconv(get_irn_mode(node), dest_mode) &&
+                       is_downconv(mode, dest_mode) &&
                        get_irn_mode(get_Conv_op(node)) == dest_mode) {
                return -1;
        }
@@ -117,7 +117,7 @@ int get_conv_costs(const ir_node *node, ir_mode *dest_mode)
                return 1;
        }
 
-       if (is_Conv(node) && is_downconv(get_irn_mode(node), dest_mode)) {
+       if (is_Conv(node) && is_downconv(mode, dest_mode)) {
                return get_conv_costs(get_Conv_op(node), dest_mode) - 1;
        }
 
@@ -140,7 +140,7 @@ int get_conv_costs(const ir_node *node, ir_mode *dest_mode)
        }
 #endif
 
-       if (!is_optimizable_node(node)) {
+       if (!mode_is_int(mode) || !is_optimizable_node(node)) {
                return 1;
        }
 
@@ -165,10 +165,11 @@ static ir_node *place_conv(ir_node *node, ir_mode *dest_mode)
 static
 ir_node *conv_transform(ir_node *node, ir_mode *dest_mode)
 {
-       size_t arity;
-       size_t i;
+       ir_mode *mode = get_irn_mode(node);
+       size_t   arity;
+       size_t   i;
 
-       if (get_irn_mode(node) == dest_mode)
+       if (mode == dest_mode)
                return node;
 
        if (is_Const(node)) {
@@ -182,7 +183,7 @@ ir_node *conv_transform(ir_node *node, ir_mode *dest_mode)
        }
 
        if (is_Conv(node) &&
-                       is_downconv(get_irn_mode(node), dest_mode) &&
+                       is_downconv(mode, dest_mode) &&
                        get_irn_mode(get_Conv_op(node)) == dest_mode) {
                return get_Conv_op(node);
        }
@@ -191,11 +192,11 @@ ir_node *conv_transform(ir_node *node, ir_mode *dest_mode)
                return place_conv(node, dest_mode);
        }
 
-       if (is_Conv(node) && is_downconv(get_irn_mode(node), dest_mode)) {
+       if (is_Conv(node) && is_downconv(mode, dest_mode)) {
                return conv_transform(get_Conv_op(node), dest_mode);
        }
 
-       if (!is_optimizable_node(node)) {
+       if (!mode_is_int(mode) || !is_optimizable_node(node)) {
                return place_conv(node, dest_mode);
        }