From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Tue, 18 Sep 2007 18:40:40 +0000 (+0000)
Subject: Fix r15800: a & (a ^ b) is a & ~b, not a & -b.
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=3c5ca70fe374af6e19e3ca30b896236a90ea6687;p=libfirm

Fix r15800: a & (a ^ b) is a & ~b, not a & -b.

[r15874]
---

diff --git a/ir/ir/iropt.c b/ir/ir/iropt.c
index 2510e5f5b..d772bb178 100644
--- a/ir/ir/iropt.c
+++ b/ir/ir/iropt.c
@@ -2955,7 +2955,7 @@ static ir_node *transform_node_And(ir_node *n) {
 			dbg_info *dbg  = get_irn_dbg_info(n);
 			ir_node *block = get_nodes_block(n);
 
-			ar = new_rd_Minus(dbg, current_ir_graph, block, ar, mode);
+			ar = new_rd_Not(dbg, current_ir_graph, block, ar, mode);
 			n  = new_rd_And(dbg, current_ir_graph, block, ar, b, mode);
 			DBG_OPT_ALGSIM0(oldn, n, FS_OPT_EOR_TO_NOT);
 			return n;
@@ -2965,7 +2965,7 @@ static ir_node *transform_node_And(ir_node *n) {
 			dbg_info *dbg  = get_irn_dbg_info(n);
 			ir_node *block = get_nodes_block(n);
 
-			al = new_rd_Minus(dbg, current_ir_graph, block, al, mode);
+			al = new_rd_Not(dbg, current_ir_graph, block, al, mode);
 			n  = new_rd_And(dbg, current_ir_graph, block, al, b, mode);
 			DBG_OPT_ALGSIM0(oldn, n, FS_OPT_EOR_TO_NOT);
 			return n;
@@ -2980,7 +2980,7 @@ static ir_node *transform_node_And(ir_node *n) {
 			dbg_info *dbg  = get_irn_dbg_info(n);
 			ir_node *block = get_nodes_block(n);
 
-			br = new_rd_Minus(dbg, current_ir_graph, block, br, mode);
+			br = new_rd_Not(dbg, current_ir_graph, block, br, mode);
 			n  = new_rd_And(dbg, current_ir_graph, block, br, a, mode);
 			DBG_OPT_ALGSIM0(oldn, n, FS_OPT_EOR_TO_NOT);
 			return n;
@@ -2990,7 +2990,7 @@ static ir_node *transform_node_And(ir_node *n) {
 			dbg_info *dbg  = get_irn_dbg_info(n);
 			ir_node *block = get_nodes_block(n);
 
-			bl = new_rd_Minus(dbg, current_ir_graph, block, bl, mode);
+			bl = new_rd_Not(dbg, current_ir_graph, block, bl, mode);
 			n  = new_rd_And(dbg, current_ir_graph, block, bl, a, mode);
 			DBG_OPT_ALGSIM0(oldn, n, FS_OPT_EOR_TO_NOT);
 			return n;