From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Tue, 25 Nov 2008 08:18:06 +0000 (+0000)
Subject: In ia32 gen_Shrs() we should not care, whether the mode is signed, to determine,... 
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=5f5104e7e69f1e8498ea32c0b5f2b65b90dd713b;p=libfirm

In ia32 gen_Shrs() we should not care, whether the mode is signed, to determine, if it is a sign extension.  The only important information is, that it is a Shr_s_.

[r23959]
---

diff --git a/ir/be/ia32/ia32_transform.c b/ir/be/ia32/ia32_transform.c
index 42a8f1ccb..1df9709a6 100644
--- a/ir/be/ia32/ia32_transform.c
+++ b/ir/be/ia32/ia32_transform.c
@@ -1498,9 +1498,8 @@ static ir_node *gen_Shrs(ir_node *node)
 {
 	ir_node *left  = get_Shrs_left(node);
 	ir_node *right = get_Shrs_right(node);
-	ir_mode *mode  = get_irn_mode(node);
 
-	if (is_Const(right) && mode == mode_Is) {
+	if (is_Const(right)) {
 		tarval *tv = get_Const_tarval(right);
 		long val = get_tarval_long(tv);
 		if (val == 31) {
@@ -1514,7 +1513,7 @@ static ir_node *gen_Shrs(ir_node *node)
 	}
 
 	/* 8 or 16 bit sign extension? */
-	if (is_Const(right) && is_Shl(left) && mode == mode_Is) {
+	if (is_Const(right) && is_Shl(left)) {
 		ir_node *shl_left  = get_Shl_left(left);
 		ir_node *shl_right = get_Shl_right(left);
 		if (is_Const(shl_right)) {