From: Revital Eres <eres@il.ibm.com>
Date: Thu, 6 Sep 2007 14:30:19 +0000 (+0000)
Subject: Fix offsettable memory reference for 750CL
X-Git-Tag: releases/gcc-4.3.0~2825
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d42a3bae0faadc14581321d391afd8ccbd18aa44;p=thirdparty%2Fgcc.git

Fix offsettable memory reference for 750CL

From-SVN: r128184
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 87a376329b99..b1956008a8a3 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2007-09-06  Revital Eres  <eres@il.ibm.com>
+
+	* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
+	Fix offsettable memory reference for 750CL.
+
 2007-09-06  Pat Haugen  <pthaugen@us.ibm.com>
 
 	* reload.c (find_reloads_address_1): Try to preserve original
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c
index 9768a3f4909c..be82c3f64428 100644
--- a/gcc/config/rs6000/rs6000.c
+++ b/gcc/config/rs6000/rs6000.c
@@ -3203,6 +3203,11 @@ rs6000_legitimate_offset_address_p (enum machine_mode mode, rtx x, int strict)
     case V2SImode:
     case V1DImode:
     case V2SFmode:
+       /* Paired vector modes.  Only reg+reg addressing is valid and
+         constant offset zero should not occur due to canonicalization.
+         Allow any offset when not strict before reload.  */
+      if (TARGET_PAIRED_FLOAT)
+        return !strict;
       /* SPE vector modes.  */
       return SPE_CONST_OFFSET_OK (offset);