Treat conversions between the same size as downconv to get rid of unnecessary conversions.

[r22477]

Treat conversions between the same size as downconv to get rid of unnecessary conversions.
[r22477]
edb11cbd · Christoph Mallon · 2008b06d · edb11cbd
Commit edb11cbd authored Oct 04, 2008 by Christoph Mallon
--- a/ir/opt/convopt.c
+++ b/ir/opt/convopt.c
@@ -87,7 +87,7 @@ int is_downconv(ir_mode *src_mode, ir_mode *dest_mode)
 	return
 		mode_is_int(src_mode) &&
 		mode_is_int(dest_mode) &&
-		get_mode_size_bits(dest_mode) < get_mode_size_bits(src_mode);
+		get_mode_size_bits(dest_mode) <= get_mode_size_bits(src_mode);
 }

 static