From: dj <dj@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 23 Mar 2005 03:04:10 +0000 (+0000)
Subject: * optabs.c (expand_binop): Make sure the first subword's result
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=439a6dcaf0af95c43c83a0033b32cc1a2ee5f73e;p=thirdparty%2Fgcc.git

* optabs.c (expand_binop): Make sure the first subword's result
gets stored.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@96921 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8f354b5cf2f5..61dc2dd4c5c9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-03-23  DJ Delorie  <dj@redhat.com>
+
+	* optabs.c (expand_binop): Make sure the first subword's result
+	gets stored.
+
 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
 
 	* c-common.c (c_common_truthvalue_conversion): Adjust comment.
diff --git a/gcc/optabs.c b/gcc/optabs.c
index 57c3339437b5..2a792857fa16 100644
--- a/gcc/optabs.c
+++ b/gcc/optabs.c
@@ -1534,6 +1534,11 @@ expand_binop (enum machine_mode mode, optab binoptab, rtx op0, rtx op1,
 		}
 	      emit_move_insn (target_piece, newx);
 	    }
+	  else
+	    {
+	      if (x != target_piece)
+		emit_move_insn (target_piece, x);
+	    }
 
 	  carry_in = carry_out;
 	}